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authorGravatar Craig Tiller <ctiller@google.com>2015-09-22 10:42:19 -0700
committerGravatar Craig Tiller <ctiller@google.com>2015-09-22 10:42:19 -0700
commit45724b35e411fef7c5da66a74c78428c11d56843 (patch)
tree9264034aca675c89444e02f72ef58e67d7043604 /src/core/transport/chttp2
parent298751c1195523ef6228595043b583c3a6270e08 (diff)
indent pass to get logical source lines on one physical line
Diffstat (limited to 'src/core/transport/chttp2')
-rw-r--r--src/core/transport/chttp2/alpn.c26
-rw-r--r--src/core/transport/chttp2/alpn.h6
-rw-r--r--src/core/transport/chttp2/bin_encoder.c214
-rw-r--r--src/core/transport/chttp2/bin_encoder.h8
-rw-r--r--src/core/transport/chttp2/frame.h3
-rw-r--r--src/core/transport/chttp2/frame_data.c215
-rw-r--r--src/core/transport/chttp2/frame_data.h21
-rw-r--r--src/core/transport/chttp2/frame_goaway.c218
-rw-r--r--src/core/transport/chttp2/frame_goaway.h22
-rw-r--r--src/core/transport/chttp2/frame_ping.c82
-rw-r--r--src/core/transport/chttp2/frame_ping.h13
-rw-r--r--src/core/transport/chttp2/frame_rst_stream.c78
-rw-r--r--src/core/transport/chttp2/frame_rst_stream.h13
-rw-r--r--src/core/transport/chttp2/frame_settings.c353
-rw-r--r--src/core/transport/chttp2/frame_settings.h32
-rw-r--r--src/core/transport/chttp2/frame_window_update.c107
-rw-r--r--src/core/transport/chttp2/frame_window_update.h15
-rw-r--r--src/core/transport/chttp2/hpack_parser.c2003
-rw-r--r--src/core/transport/chttp2/hpack_parser.h30
-rw-r--r--src/core/transport/chttp2/hpack_table.c424
-rw-r--r--src/core/transport/chttp2/hpack_table.h18
-rw-r--r--src/core/transport/chttp2/http2_errors.h3
-rw-r--r--src/core/transport/chttp2/huffsyms.c130
-rw-r--r--src/core/transport/chttp2/huffsyms.h3
-rw-r--r--src/core/transport/chttp2/incoming_metadata.c200
-rw-r--r--src/core/transport/chttp2/incoming_metadata.h35
-rw-r--r--src/core/transport/chttp2/internal.h246
-rw-r--r--src/core/transport/chttp2/parsing.c1154
-rw-r--r--src/core/transport/chttp2/status_conversion.c36
-rw-r--r--src/core/transport/chttp2/status_conversion.h10
-rw-r--r--src/core/transport/chttp2/stream_encoder.c925
-rw-r--r--src/core/transport/chttp2/stream_encoder.h17
-rw-r--r--src/core/transport/chttp2/stream_lists.c488
-rw-r--r--src/core/transport/chttp2/stream_map.c218
-rw-r--r--src/core/transport/chttp2/stream_map.h26
-rw-r--r--src/core/transport/chttp2/timeout_encoding.c258
-rw-r--r--src/core/transport/chttp2/timeout_encoding.h4
-rw-r--r--src/core/transport/chttp2/varint.c56
-rw-r--r--src/core/transport/chttp2/varint.h6
-rw-r--r--src/core/transport/chttp2/writing.c311
40 files changed, 4179 insertions, 3848 deletions
diff --git a/src/core/transport/chttp2/alpn.c b/src/core/transport/chttp2/alpn.c
index 69da4e6718..f008615c9a 100644
--- a/src/core/transport/chttp2/alpn.c
+++ b/src/core/transport/chttp2/alpn.c
@@ -36,21 +36,29 @@
#include <grpc/support/useful.h>
/* in order of preference */
-static const char *const supported_versions[] = {"h2"};
+static const char *const supported_versions[] = { "h2" };
-int grpc_chttp2_is_alpn_version_supported(const char *version, size_t size) {
+int
+grpc_chttp2_is_alpn_version_supported (const char *version, size_t size)
+{
size_t i;
- for (i = 0; i < GPR_ARRAY_SIZE(supported_versions); i++) {
- if (!strncmp(version, supported_versions[i], size)) return 1;
- }
+ for (i = 0; i < GPR_ARRAY_SIZE (supported_versions); i++)
+ {
+ if (!strncmp (version, supported_versions[i], size))
+ return 1;
+ }
return 0;
}
-size_t grpc_chttp2_num_alpn_versions(void) {
- return GPR_ARRAY_SIZE(supported_versions);
+size_t
+grpc_chttp2_num_alpn_versions (void)
+{
+ return GPR_ARRAY_SIZE (supported_versions);
}
-const char *grpc_chttp2_get_alpn_version_index(size_t i) {
- GPR_ASSERT(i < GPR_ARRAY_SIZE(supported_versions));
+const char *
+grpc_chttp2_get_alpn_version_index (size_t i)
+{
+ GPR_ASSERT (i < GPR_ARRAY_SIZE (supported_versions));
return supported_versions[i];
}
diff --git a/src/core/transport/chttp2/alpn.h b/src/core/transport/chttp2/alpn.h
index f38b4c3167..b45081eccf 100644
--- a/src/core/transport/chttp2/alpn.h
+++ b/src/core/transport/chttp2/alpn.h
@@ -37,13 +37,13 @@
#include <string.h>
/* Retuns 1 if the version is supported, 0 otherwise. */
-int grpc_chttp2_is_alpn_version_supported(const char *version, size_t size);
+int grpc_chttp2_is_alpn_version_supported (const char *version, size_t size);
/* Returns the number of protocol versions to advertise */
-size_t grpc_chttp2_num_alpn_versions(void);
+size_t grpc_chttp2_num_alpn_versions (void);
/* Returns the protocol version at index i (0 <= i <
* grpc_chttp2_num_alpn_versions()) */
-const char *grpc_chttp2_get_alpn_version_index(size_t i);
+const char *grpc_chttp2_get_alpn_version_index (size_t i);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_ALPN_H */
diff --git a/src/core/transport/chttp2/bin_encoder.c b/src/core/transport/chttp2/bin_encoder.c
index e21d800083..929f65ad66 100644
--- a/src/core/transport/chttp2/bin_encoder.c
+++ b/src/core/transport/chttp2/bin_encoder.c
@@ -38,51 +38,56 @@
#include "src/core/transport/chttp2/huffsyms.h"
#include <grpc/support/log.h>
-static const char alphabet[] =
- "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
+static const char alphabet[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
-typedef struct {
+typedef struct
+{
gpr_uint16 bits;
gpr_uint8 length;
} b64_huff_sym;
static const b64_huff_sym huff_alphabet[64] = {
- {0x21, 6}, {0x5d, 7}, {0x5e, 7}, {0x5f, 7}, {0x60, 7}, {0x61, 7},
- {0x62, 7}, {0x63, 7}, {0x64, 7}, {0x65, 7}, {0x66, 7}, {0x67, 7},
- {0x68, 7}, {0x69, 7}, {0x6a, 7}, {0x6b, 7}, {0x6c, 7}, {0x6d, 7},
- {0x6e, 7}, {0x6f, 7}, {0x70, 7}, {0x71, 7}, {0x72, 7}, {0xfc, 8},
- {0x73, 7}, {0xfd, 8}, {0x3, 5}, {0x23, 6}, {0x4, 5}, {0x24, 6},
- {0x5, 5}, {0x25, 6}, {0x26, 6}, {0x27, 6}, {0x6, 5}, {0x74, 7},
- {0x75, 7}, {0x28, 6}, {0x29, 6}, {0x2a, 6}, {0x7, 5}, {0x2b, 6},
- {0x76, 7}, {0x2c, 6}, {0x8, 5}, {0x9, 5}, {0x2d, 6}, {0x77, 7},
- {0x78, 7}, {0x79, 7}, {0x7a, 7}, {0x7b, 7}, {0x0, 5}, {0x1, 5},
- {0x2, 5}, {0x19, 6}, {0x1a, 6}, {0x1b, 6}, {0x1c, 6}, {0x1d, 6},
- {0x1e, 6}, {0x1f, 6}, {0x7fb, 11}, {0x18, 6}};
-
-static const gpr_uint8 tail_xtra[3] = {0, 2, 3};
-
-gpr_slice grpc_chttp2_base64_encode(gpr_slice input) {
- size_t input_length = GPR_SLICE_LENGTH(input);
+ {0x21, 6}, {0x5d, 7}, {0x5e, 7}, {0x5f, 7}, {0x60, 7}, {0x61, 7},
+ {0x62, 7}, {0x63, 7}, {0x64, 7}, {0x65, 7}, {0x66, 7}, {0x67, 7},
+ {0x68, 7}, {0x69, 7}, {0x6a, 7}, {0x6b, 7}, {0x6c, 7}, {0x6d, 7},
+ {0x6e, 7}, {0x6f, 7}, {0x70, 7}, {0x71, 7}, {0x72, 7}, {0xfc, 8},
+ {0x73, 7}, {0xfd, 8}, {0x3, 5}, {0x23, 6}, {0x4, 5}, {0x24, 6},
+ {0x5, 5}, {0x25, 6}, {0x26, 6}, {0x27, 6}, {0x6, 5}, {0x74, 7},
+ {0x75, 7}, {0x28, 6}, {0x29, 6}, {0x2a, 6}, {0x7, 5}, {0x2b, 6},
+ {0x76, 7}, {0x2c, 6}, {0x8, 5}, {0x9, 5}, {0x2d, 6}, {0x77, 7},
+ {0x78, 7}, {0x79, 7}, {0x7a, 7}, {0x7b, 7}, {0x0, 5}, {0x1, 5},
+ {0x2, 5}, {0x19, 6}, {0x1a, 6}, {0x1b, 6}, {0x1c, 6}, {0x1d, 6},
+ {0x1e, 6}, {0x1f, 6}, {0x7fb, 11}, {0x18, 6}
+};
+
+static const gpr_uint8 tail_xtra[3] = { 0, 2, 3 };
+
+gpr_slice
+grpc_chttp2_base64_encode (gpr_slice input)
+{
+ size_t input_length = GPR_SLICE_LENGTH (input);
size_t input_triplets = input_length / 3;
size_t tail_case = input_length % 3;
size_t output_length = input_triplets * 4 + tail_xtra[tail_case];
- gpr_slice output = gpr_slice_malloc(output_length);
- gpr_uint8 *in = GPR_SLICE_START_PTR(input);
- char *out = (char *)GPR_SLICE_START_PTR(output);
+ gpr_slice output = gpr_slice_malloc (output_length);
+ gpr_uint8 *in = GPR_SLICE_START_PTR (input);
+ char *out = (char *) GPR_SLICE_START_PTR (output);
size_t i;
/* encode full triplets */
- for (i = 0; i < input_triplets; i++) {
- out[0] = alphabet[in[0] >> 2];
- out[1] = alphabet[((in[0] & 0x3) << 4) | (in[1] >> 4)];
- out[2] = alphabet[((in[1] & 0xf) << 2) | (in[2] >> 6)];
- out[3] = alphabet[in[2] & 0x3f];
- out += 4;
- in += 3;
- }
+ for (i = 0; i < input_triplets; i++)
+ {
+ out[0] = alphabet[in[0] >> 2];
+ out[1] = alphabet[((in[0] & 0x3) << 4) | (in[1] >> 4)];
+ out[2] = alphabet[((in[1] & 0xf) << 2) | (in[2] >> 6)];
+ out[3] = alphabet[in[2] & 0x3f];
+ out += 4;
+ in += 3;
+ }
/* encode the remaining bytes */
- switch (tail_case) {
+ switch (tail_case)
+ {
case 0:
break;
case 1:
@@ -98,14 +103,16 @@ gpr_slice grpc_chttp2_base64_encode(gpr_slice input) {
out += 3;
in += 2;
break;
- }
+ }
- GPR_ASSERT(out == (char *)GPR_SLICE_END_PTR(output));
- GPR_ASSERT(in == GPR_SLICE_END_PTR(input));
+ GPR_ASSERT (out == (char *) GPR_SLICE_END_PTR (output));
+ GPR_ASSERT (in == GPR_SLICE_END_PTR (input));
return output;
}
-gpr_slice grpc_chttp2_huffman_compress(gpr_slice input) {
+gpr_slice
+grpc_chttp2_huffman_compress (gpr_slice input)
+{
size_t nbits;
gpr_uint8 *in;
gpr_uint8 *out;
@@ -114,73 +121,85 @@ gpr_slice grpc_chttp2_huffman_compress(gpr_slice input) {
gpr_uint32 temp_length = 0;
nbits = 0;
- for (in = GPR_SLICE_START_PTR(input); in != GPR_SLICE_END_PTR(input); ++in) {
- nbits += grpc_chttp2_huffsyms[*in].length;
- }
-
- output = gpr_slice_malloc(nbits / 8 + (nbits % 8 != 0));
- out = GPR_SLICE_START_PTR(output);
- for (in = GPR_SLICE_START_PTR(input); in != GPR_SLICE_END_PTR(input); ++in) {
- int sym = *in;
- temp <<= grpc_chttp2_huffsyms[sym].length;
- temp |= grpc_chttp2_huffsyms[sym].bits;
- temp_length += grpc_chttp2_huffsyms[sym].length;
-
- while (temp_length > 8) {
- temp_length -= 8;
- *out++ = (gpr_uint8)(temp >> temp_length);
+ for (in = GPR_SLICE_START_PTR (input); in != GPR_SLICE_END_PTR (input); ++in)
+ {
+ nbits += grpc_chttp2_huffsyms[*in].length;
}
- }
- if (temp_length) {
- *out++ = (gpr_uint8)(temp << (8u - temp_length)) |
- (gpr_uint8)(0xffu >> temp_length);
- }
+ output = gpr_slice_malloc (nbits / 8 + (nbits % 8 != 0));
+ out = GPR_SLICE_START_PTR (output);
+ for (in = GPR_SLICE_START_PTR (input); in != GPR_SLICE_END_PTR (input); ++in)
+ {
+ int sym = *in;
+ temp <<= grpc_chttp2_huffsyms[sym].length;
+ temp |= grpc_chttp2_huffsyms[sym].bits;
+ temp_length += grpc_chttp2_huffsyms[sym].length;
+
+ while (temp_length > 8)
+ {
+ temp_length -= 8;
+ *out++ = (gpr_uint8) (temp >> temp_length);
+ }
+ }
- GPR_ASSERT(out == GPR_SLICE_END_PTR(output));
+ if (temp_length)
+ {
+ *out++ = (gpr_uint8) (temp << (8u - temp_length)) | (gpr_uint8) (0xffu >> temp_length);
+ }
+
+ GPR_ASSERT (out == GPR_SLICE_END_PTR (output));
return output;
}
-typedef struct {
+typedef struct
+{
gpr_uint32 temp;
gpr_uint32 temp_length;
gpr_uint8 *out;
} huff_out;
-static void enc_flush_some(huff_out *out) {
- while (out->temp_length > 8) {
- out->temp_length -= 8;
- *out->out++ = (gpr_uint8)(out->temp >> out->temp_length);
- }
+static void
+enc_flush_some (huff_out * out)
+{
+ while (out->temp_length > 8)
+ {
+ out->temp_length -= 8;
+ *out->out++ = (gpr_uint8) (out->temp >> out->temp_length);
+ }
}
-static void enc_add2(huff_out *out, gpr_uint8 a, gpr_uint8 b) {
+static void
+enc_add2 (huff_out * out, gpr_uint8 a, gpr_uint8 b)
+{
b64_huff_sym sa = huff_alphabet[a];
b64_huff_sym sb = huff_alphabet[b];
- out->temp = (out->temp << (sa.length + sb.length)) |
- ((gpr_uint32)sa.bits << sb.length) | sb.bits;
- out->temp_length += (gpr_uint32)sa.length + (gpr_uint32)sb.length;
- enc_flush_some(out);
+ out->temp = (out->temp << (sa.length + sb.length)) | ((gpr_uint32) sa.bits << sb.length) | sb.bits;
+ out->temp_length += (gpr_uint32) sa.length + (gpr_uint32) sb.length;
+ enc_flush_some (out);
}
-static void enc_add1(huff_out *out, gpr_uint8 a) {
+static void
+enc_add1 (huff_out * out, gpr_uint8 a)
+{
b64_huff_sym sa = huff_alphabet[a];
out->temp = (out->temp << sa.length) | sa.bits;
out->temp_length += sa.length;
- enc_flush_some(out);
+ enc_flush_some (out);
}
-gpr_slice grpc_chttp2_base64_encode_and_huffman_compress(gpr_slice input) {
- size_t input_length = GPR_SLICE_LENGTH(input);
+gpr_slice
+grpc_chttp2_base64_encode_and_huffman_compress (gpr_slice input)
+{
+ size_t input_length = GPR_SLICE_LENGTH (input);
size_t input_triplets = input_length / 3;
size_t tail_case = input_length % 3;
size_t output_syms = input_triplets * 4 + tail_xtra[tail_case];
size_t max_output_bits = 11 * output_syms;
size_t max_output_length = max_output_bits / 8 + (max_output_bits % 8 != 0);
- gpr_slice output = gpr_slice_malloc(max_output_length);
- gpr_uint8 *in = GPR_SLICE_START_PTR(input);
- gpr_uint8 *start_out = GPR_SLICE_START_PTR(output);
+ gpr_slice output = gpr_slice_malloc (max_output_length);
+ gpr_uint8 *in = GPR_SLICE_START_PTR (input);
+ gpr_uint8 *start_out = GPR_SLICE_START_PTR (output);
huff_out out;
size_t i;
@@ -189,42 +208,45 @@ gpr_slice grpc_chttp2_base64_encode_and_huffman_compress(gpr_slice input) {
out.out = start_out;
/* encode full triplets */
- for (i = 0; i < input_triplets; i++) {
- enc_add2(&out, in[0] >> 2, (gpr_uint8)((in[0] & 0x3) << 4) | (in[1] >> 4));
- enc_add2(&out, (gpr_uint8)((in[1] & 0xf) << 2) | (in[2] >> 6),
- (gpr_uint8)(in[2] & 0x3f));
- in += 3;
- }
+ for (i = 0; i < input_triplets; i++)
+ {
+ enc_add2 (&out, in[0] >> 2, (gpr_uint8) ((in[0] & 0x3) << 4) | (in[1] >> 4));
+ enc_add2 (&out, (gpr_uint8) ((in[1] & 0xf) << 2) | (in[2] >> 6), (gpr_uint8) (in[2] & 0x3f));
+ in += 3;
+ }
/* encode the remaining bytes */
- switch (tail_case) {
+ switch (tail_case)
+ {
case 0:
break;
case 1:
- enc_add2(&out, in[0] >> 2, (gpr_uint8)((in[0] & 0x3) << 4));
+ enc_add2 (&out, in[0] >> 2, (gpr_uint8) ((in[0] & 0x3) << 4));
in += 1;
break;
case 2:
- enc_add2(&out, in[0] >> 2,
- (gpr_uint8)((in[0] & 0x3) << 4) | (gpr_uint8)(in[1] >> 4));
- enc_add1(&out, (gpr_uint8)((in[1] & 0xf) << 2));
+ enc_add2 (&out, in[0] >> 2, (gpr_uint8) ((in[0] & 0x3) << 4) | (gpr_uint8) (in[1] >> 4));
+ enc_add1 (&out, (gpr_uint8) ((in[1] & 0xf) << 2));
in += 2;
break;
- }
+ }
- if (out.temp_length) {
- *out.out++ = (gpr_uint8)(out.temp << (8u - out.temp_length)) |
- (gpr_uint8)(0xffu >> out.temp_length);
- }
+ if (out.temp_length)
+ {
+ *out.out++ = (gpr_uint8) (out.temp << (8u - out.temp_length)) | (gpr_uint8) (0xffu >> out.temp_length);
+ }
- GPR_ASSERT(out.out <= GPR_SLICE_END_PTR(output));
- GPR_SLICE_SET_LENGTH(output, out.out - start_out);
+ GPR_ASSERT (out.out <= GPR_SLICE_END_PTR (output));
+ GPR_SLICE_SET_LENGTH (output, out.out - start_out);
- GPR_ASSERT(in == GPR_SLICE_END_PTR(input));
+ GPR_ASSERT (in == GPR_SLICE_END_PTR (input));
return output;
}
-int grpc_is_binary_header(const char *key, size_t length) {
- if (length < 5) return 0;
- return 0 == memcmp(key + length - 4, "-bin", 4);
+int
+grpc_is_binary_header (const char *key, size_t length)
+{
+ if (length < 5)
+ return 0;
+ return 0 == memcmp (key + length - 4, "-bin", 4);
}
diff --git a/src/core/transport/chttp2/bin_encoder.h b/src/core/transport/chttp2/bin_encoder.h
index d3e5a855dd..6e57615f7f 100644
--- a/src/core/transport/chttp2/bin_encoder.h
+++ b/src/core/transport/chttp2/bin_encoder.h
@@ -38,19 +38,19 @@
/* base64 encode a slice. Returns a new slice, does not take ownership of the
input */
-gpr_slice grpc_chttp2_base64_encode(gpr_slice input);
+gpr_slice grpc_chttp2_base64_encode (gpr_slice input);
/* Compress a slice with the static huffman encoder detailed in the hpack
standard. Returns a new slice, does not take ownership of the input */
-gpr_slice grpc_chttp2_huffman_compress(gpr_slice input);
+gpr_slice grpc_chttp2_huffman_compress (gpr_slice input);
/* equivalent to:
gpr_slice x = grpc_chttp2_base64_encode(input);
gpr_slice y = grpc_chttp2_huffman_compress(x);
gpr_slice_unref(x);
return y; */
-gpr_slice grpc_chttp2_base64_encode_and_huffman_compress(gpr_slice input);
+gpr_slice grpc_chttp2_base64_encode_and_huffman_compress (gpr_slice input);
-int grpc_is_binary_header(const char *key, size_t length);
+int grpc_is_binary_header (const char *key, size_t length);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_BIN_ENCODER_H */
diff --git a/src/core/transport/chttp2/frame.h b/src/core/transport/chttp2/frame.h
index 879ee036fa..84aa154967 100644
--- a/src/core/transport/chttp2/frame.h
+++ b/src/core/transport/chttp2/frame.h
@@ -39,7 +39,8 @@
/* Common definitions for frame handling in the chttp2 transport */
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_PARSE_OK,
GRPC_CHTTP2_STREAM_ERROR,
GRPC_CHTTP2_CONNECTION_ERROR
diff --git a/src/core/transport/chttp2/frame_data.c b/src/core/transport/chttp2/frame_data.c
index a58189a136..461a1e26f8 100644
--- a/src/core/transport/chttp2/frame_data.c
+++ b/src/core/transport/chttp2/frame_data.c
@@ -42,133 +42,146 @@
#include <grpc/support/useful.h>
#include "src/core/transport/transport.h"
-grpc_chttp2_parse_error grpc_chttp2_data_parser_init(
- grpc_chttp2_data_parser *parser) {
+grpc_chttp2_parse_error
+grpc_chttp2_data_parser_init (grpc_chttp2_data_parser * parser)
+{
parser->state = GRPC_CHTTP2_DATA_FH_0;
- grpc_sopb_init(&parser->incoming_sopb);
+ grpc_sopb_init (&parser->incoming_sopb);
return GRPC_CHTTP2_PARSE_OK;
}
-void grpc_chttp2_data_parser_destroy(grpc_chttp2_data_parser *parser) {
- grpc_sopb_destroy(&parser->incoming_sopb);
+void
+grpc_chttp2_data_parser_destroy (grpc_chttp2_data_parser * parser)
+{
+ grpc_sopb_destroy (&parser->incoming_sopb);
}
-grpc_chttp2_parse_error grpc_chttp2_data_parser_begin_frame(
- grpc_chttp2_data_parser *parser, gpr_uint8 flags) {
- if (flags & ~GRPC_CHTTP2_DATA_FLAG_END_STREAM) {
- gpr_log(GPR_ERROR, "unsupported data flags: 0x%02x", flags);
- return GRPC_CHTTP2_STREAM_ERROR;
- }
+grpc_chttp2_parse_error
+grpc_chttp2_data_parser_begin_frame (grpc_chttp2_data_parser * parser, gpr_uint8 flags)
+{
+ if (flags & ~GRPC_CHTTP2_DATA_FLAG_END_STREAM)
+ {
+ gpr_log (GPR_ERROR, "unsupported data flags: 0x%02x", flags);
+ return GRPC_CHTTP2_STREAM_ERROR;
+ }
- if (flags & GRPC_CHTTP2_DATA_FLAG_END_STREAM) {
- parser->is_last_frame = 1;
- } else {
- parser->is_last_frame = 0;
- }
+ if (flags & GRPC_CHTTP2_DATA_FLAG_END_STREAM)
+ {
+ parser->is_last_frame = 1;
+ }
+ else
+ {
+ parser->is_last_frame = 0;
+ }
return GRPC_CHTTP2_PARSE_OK;
}
-grpc_chttp2_parse_error grpc_chttp2_data_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- gpr_uint8 *const beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *const end = GPR_SLICE_END_PTR(slice);
+grpc_chttp2_parse_error
+grpc_chttp2_data_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *const beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *const end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
grpc_chttp2_data_parser *p = parser;
gpr_uint32 message_flags = 0;
- if (is_last && p->is_last_frame) {
- stream_parsing->received_close = 1;
- }
+ if (is_last && p->is_last_frame)
+ {
+ stream_parsing->received_close = 1;
+ }
- if (cur == end) {
- return GRPC_CHTTP2_PARSE_OK;
- }
+ if (cur == end)
+ {
+ return GRPC_CHTTP2_PARSE_OK;
+ }
- switch (p->state) {
- fh_0:
+ switch (p->state)
+ {
+ fh_0:
case GRPC_CHTTP2_DATA_FH_0:
p->frame_type = *cur;
- switch (p->frame_type) {
- case 0:
- p->is_frame_compressed = 0; /* GPR_FALSE */
- break;
- case 1:
- p->is_frame_compressed = 1; /* GPR_TRUE */
- break;
- default:
- gpr_log(GPR_ERROR, "Bad GRPC frame type 0x%02x", p->frame_type);
- return GRPC_CHTTP2_STREAM_ERROR;
- }
- if (++cur == end) {
- p->state = GRPC_CHTTP2_DATA_FH_1;
- return GRPC_CHTTP2_PARSE_OK;
- }
- /* fallthrough */
+ switch (p->frame_type)
+ {
+ case 0:
+ p->is_frame_compressed = 0; /* GPR_FALSE */
+ break;
+ case 1:
+ p->is_frame_compressed = 1; /* GPR_TRUE */
+ break;
+ default:
+ gpr_log (GPR_ERROR, "Bad GRPC frame type 0x%02x", p->frame_type);
+ return GRPC_CHTTP2_STREAM_ERROR;
+ }
+ if (++cur == end)
+ {
+ p->state = GRPC_CHTTP2_DATA_FH_1;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ /* fallthrough */
case GRPC_CHTTP2_DATA_FH_1:
- p->frame_size = ((gpr_uint32)*cur) << 24;
- if (++cur == end) {
- p->state = GRPC_CHTTP2_DATA_FH_2;
- return GRPC_CHTTP2_PARSE_OK;
- }
- /* fallthrough */
+ p->frame_size = ((gpr_uint32) * cur) << 24;
+ if (++cur == end)
+ {
+ p->state = GRPC_CHTTP2_DATA_FH_2;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ /* fallthrough */
case GRPC_CHTTP2_DATA_FH_2:
- p->frame_size |= ((gpr_uint32)*cur) << 16;
- if (++cur == end) {
- p->state = GRPC_CHTTP2_DATA_FH_3;
- return GRPC_CHTTP2_PARSE_OK;
- }
- /* fallthrough */
+ p->frame_size |= ((gpr_uint32) * cur) << 16;
+ if (++cur == end)
+ {
+ p->state = GRPC_CHTTP2_DATA_FH_3;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ /* fallthrough */
case GRPC_CHTTP2_DATA_FH_3:
- p->frame_size |= ((gpr_uint32)*cur) << 8;
- if (++cur == end) {
- p->state = GRPC_CHTTP2_DATA_FH_4;
- return GRPC_CHTTP2_PARSE_OK;
- }
- /* fallthrough */
+ p->frame_size |= ((gpr_uint32) * cur) << 8;
+ if (++cur == end)
+ {
+ p->state = GRPC_CHTTP2_DATA_FH_4;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ /* fallthrough */
case GRPC_CHTTP2_DATA_FH_4:
- p->frame_size |= ((gpr_uint32)*cur);
+ p->frame_size |= ((gpr_uint32) * cur);
p->state = GRPC_CHTTP2_DATA_FRAME;
++cur;
- if (p->is_frame_compressed) {
- message_flags |= GRPC_WRITE_INTERNAL_COMPRESS;
- }
- grpc_sopb_add_begin_message(&p->incoming_sopb, p->frame_size,
- message_flags);
- /* fallthrough */
+ if (p->is_frame_compressed)
+ {
+ message_flags |= GRPC_WRITE_INTERNAL_COMPRESS;
+ }
+ grpc_sopb_add_begin_message (&p->incoming_sopb, p->frame_size, message_flags);
+ /* fallthrough */
case GRPC_CHTTP2_DATA_FRAME:
- if (cur == end) {
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing,
- stream_parsing);
- return GRPC_CHTTP2_PARSE_OK;
- }
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing,
- stream_parsing);
- if ((gpr_uint32)(end - cur) == p->frame_size) {
- grpc_sopb_add_slice(
- &p->incoming_sopb,
- gpr_slice_sub(slice, (size_t)(cur - beg), (size_t)(end - beg)));
- p->state = GRPC_CHTTP2_DATA_FH_0;
- return GRPC_CHTTP2_PARSE_OK;
- } else if ((gpr_uint32)(end - cur) > p->frame_size) {
- grpc_sopb_add_slice(&p->incoming_sopb,
- gpr_slice_sub(slice, (size_t)(cur - beg),
- (size_t)(cur + p->frame_size - beg)));
- cur += p->frame_size;
- goto fh_0; /* loop */
- } else {
- grpc_sopb_add_slice(
- &p->incoming_sopb,
- gpr_slice_sub(slice, (size_t)(cur - beg), (size_t)(end - beg)));
- GPR_ASSERT(end - cur <= p->frame_size);
- p->frame_size -= (gpr_uint32)(end - cur);
- return GRPC_CHTTP2_PARSE_OK;
- }
- }
+ if (cur == end)
+ {
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
+ if ((gpr_uint32) (end - cur) == p->frame_size)
+ {
+ grpc_sopb_add_slice (&p->incoming_sopb, gpr_slice_sub (slice, (size_t) (cur - beg), (size_t) (end - beg)));
+ p->state = GRPC_CHTTP2_DATA_FH_0;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ else if ((gpr_uint32) (end - cur) > p->frame_size)
+ {
+ grpc_sopb_add_slice (&p->incoming_sopb, gpr_slice_sub (slice, (size_t) (cur - beg), (size_t) (cur + p->frame_size - beg)));
+ cur += p->frame_size;
+ goto fh_0; /* loop */
+ }
+ else
+ {
+ grpc_sopb_add_slice (&p->incoming_sopb, gpr_slice_sub (slice, (size_t) (cur - beg), (size_t) (end - beg)));
+ GPR_ASSERT (end - cur <= p->frame_size);
+ p->frame_size -= (gpr_uint32) (end - cur);
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ }
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
return GRPC_CHTTP2_CONNECTION_ERROR;
}
diff --git a/src/core/transport/chttp2/frame_data.h b/src/core/transport/chttp2/frame_data.h
index ccd56a132c..6284433b19 100644
--- a/src/core/transport/chttp2/frame_data.h
+++ b/src/core/transport/chttp2/frame_data.h
@@ -42,7 +42,8 @@
#include "src/core/transport/stream_op.h"
#include "src/core/transport/chttp2/frame.h"
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_DATA_FH_0,
GRPC_CHTTP2_DATA_FH_1,
GRPC_CHTTP2_DATA_FH_2,
@@ -51,7 +52,8 @@ typedef enum {
GRPC_CHTTP2_DATA_FRAME
} grpc_chttp2_stream_state;
-typedef struct {
+typedef struct
+{
grpc_chttp2_stream_state state;
gpr_uint8 is_last_frame;
gpr_uint8 frame_type;
@@ -62,23 +64,18 @@ typedef struct {
} grpc_chttp2_data_parser;
/* initialize per-stream state for data frame parsing */
-grpc_chttp2_parse_error grpc_chttp2_data_parser_init(
- grpc_chttp2_data_parser *parser);
+grpc_chttp2_parse_error grpc_chttp2_data_parser_init (grpc_chttp2_data_parser * parser);
-void grpc_chttp2_data_parser_destroy(grpc_chttp2_data_parser *parser);
+void grpc_chttp2_data_parser_destroy (grpc_chttp2_data_parser * parser);
/* start processing a new data frame */
-grpc_chttp2_parse_error grpc_chttp2_data_parser_begin_frame(
- grpc_chttp2_data_parser *parser, gpr_uint8 flags);
+grpc_chttp2_parse_error grpc_chttp2_data_parser_begin_frame (grpc_chttp2_data_parser * parser, gpr_uint8 flags);
/* handle a slice of a data frame - is_last indicates the last slice of a
frame */
-grpc_chttp2_parse_error grpc_chttp2_data_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_data_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
/* create a slice with an empty data frame and is_last set */
-gpr_slice grpc_chttp2_data_frame_create_empty_close(gpr_uint32 id);
+gpr_slice grpc_chttp2_data_frame_create_empty_close (gpr_uint32 id);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_DATA_H */
diff --git a/src/core/transport/chttp2/frame_goaway.c b/src/core/transport/chttp2/frame_goaway.c
index d338b56611..f990e86465 100644
--- a/src/core/transport/chttp2/frame_goaway.c
+++ b/src/core/transport/chttp2/frame_goaway.c
@@ -39,137 +39,151 @@
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
-void grpc_chttp2_goaway_parser_init(grpc_chttp2_goaway_parser *p) {
+void
+grpc_chttp2_goaway_parser_init (grpc_chttp2_goaway_parser * p)
+{
p->debug_data = NULL;
}
-void grpc_chttp2_goaway_parser_destroy(grpc_chttp2_goaway_parser *p) {
- gpr_free(p->debug_data);
+void
+grpc_chttp2_goaway_parser_destroy (grpc_chttp2_goaway_parser * p)
+{
+ gpr_free (p->debug_data);
}
-grpc_chttp2_parse_error grpc_chttp2_goaway_parser_begin_frame(
- grpc_chttp2_goaway_parser *p, gpr_uint32 length, gpr_uint8 flags) {
- if (length < 8) {
- gpr_log(GPR_ERROR, "goaway frame too short (%d bytes)", length);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
+grpc_chttp2_parse_error
+grpc_chttp2_goaway_parser_begin_frame (grpc_chttp2_goaway_parser * p, gpr_uint32 length, gpr_uint8 flags)
+{
+ if (length < 8)
+ {
+ gpr_log (GPR_ERROR, "goaway frame too short (%d bytes)", length);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
- gpr_free(p->debug_data);
+ gpr_free (p->debug_data);
p->debug_length = length - 8;
- p->debug_data = gpr_malloc(p->debug_length);
+ p->debug_data = gpr_malloc (p->debug_length);
p->debug_pos = 0;
p->state = GRPC_CHTTP2_GOAWAY_LSI0;
return GRPC_CHTTP2_PARSE_OK;
}
-grpc_chttp2_parse_error grpc_chttp2_goaway_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- gpr_uint8 *const beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *const end = GPR_SLICE_END_PTR(slice);
+grpc_chttp2_parse_error
+grpc_chttp2_goaway_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *const beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *const end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
grpc_chttp2_goaway_parser *p = parser;
- switch (p->state) {
+ switch (p->state)
+ {
case GRPC_CHTTP2_GOAWAY_LSI0:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_LSI0;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->last_stream_id = ((gpr_uint32)*cur) << 24;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_LSI0;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->last_stream_id = ((gpr_uint32) * cur) << 24;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_LSI1:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_LSI1;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->last_stream_id |= ((gpr_uint32)*cur) << 16;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_LSI1;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->last_stream_id |= ((gpr_uint32) * cur) << 16;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_LSI2:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_LSI2;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->last_stream_id |= ((gpr_uint32)*cur) << 8;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_LSI2;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->last_stream_id |= ((gpr_uint32) * cur) << 8;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_LSI3:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_LSI3;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->last_stream_id |= ((gpr_uint32)*cur);
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_LSI3;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->last_stream_id |= ((gpr_uint32) * cur);
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_ERR0:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_ERR0;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->error_code = ((gpr_uint32)*cur) << 24;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_ERR0;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->error_code = ((gpr_uint32) * cur) << 24;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_ERR1:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_ERR1;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->error_code |= ((gpr_uint32)*cur) << 16;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_ERR1;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->error_code |= ((gpr_uint32) * cur) << 16;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_ERR2:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_ERR2;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->error_code |= ((gpr_uint32)*cur) << 8;
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_ERR2;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->error_code |= ((gpr_uint32) * cur) << 8;
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_ERR3:
- if (cur == end) {
- p->state = GRPC_CHTTP2_GOAWAY_ERR3;
- return GRPC_CHTTP2_PARSE_OK;
- }
- p->error_code |= ((gpr_uint32)*cur);
+ if (cur == end)
+ {
+ p->state = GRPC_CHTTP2_GOAWAY_ERR3;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ p->error_code |= ((gpr_uint32) * cur);
++cur;
- /* fallthrough */
+ /* fallthrough */
case GRPC_CHTTP2_GOAWAY_DEBUG:
- memcpy(p->debug_data + p->debug_pos, cur, (size_t)(end - cur));
- GPR_ASSERT(end - cur < GPR_UINT32_MAX - p->debug_pos);
- p->debug_pos += (gpr_uint32)(end - cur);
+ memcpy (p->debug_data + p->debug_pos, cur, (size_t) (end - cur));
+ GPR_ASSERT (end - cur < GPR_UINT32_MAX - p->debug_pos);
+ p->debug_pos += (gpr_uint32) (end - cur);
p->state = GRPC_CHTTP2_GOAWAY_DEBUG;
- if (is_last) {
- transport_parsing->goaway_received = 1;
- transport_parsing->goaway_last_stream_index = p->last_stream_id;
- gpr_slice_unref(transport_parsing->goaway_text);
- transport_parsing->goaway_error = (grpc_status_code)p->error_code;
- transport_parsing->goaway_text =
- gpr_slice_new(p->debug_data, p->debug_length, gpr_free);
- p->debug_data = NULL;
- }
+ if (is_last)
+ {
+ transport_parsing->goaway_received = 1;
+ transport_parsing->goaway_last_stream_index = p->last_stream_id;
+ gpr_slice_unref (transport_parsing->goaway_text);
+ transport_parsing->goaway_error = (grpc_status_code) p->error_code;
+ transport_parsing->goaway_text = gpr_slice_new (p->debug_data, p->debug_length, gpr_free);
+ p->debug_data = NULL;
+ }
return GRPC_CHTTP2_PARSE_OK;
- }
- gpr_log(GPR_ERROR, "Should never end up here");
- abort();
+ }
+ gpr_log (GPR_ERROR, "Should never end up here");
+ abort ();
return GRPC_CHTTP2_CONNECTION_ERROR;
}
-void grpc_chttp2_goaway_append(gpr_uint32 last_stream_id, gpr_uint32 error_code,
- gpr_slice debug_data,
- gpr_slice_buffer *slice_buffer) {
- gpr_slice header = gpr_slice_malloc(9 + 4 + 4);
- gpr_uint8 *p = GPR_SLICE_START_PTR(header);
+void
+grpc_chttp2_goaway_append (gpr_uint32 last_stream_id, gpr_uint32 error_code, gpr_slice debug_data, gpr_slice_buffer * slice_buffer)
+{
+ gpr_slice header = gpr_slice_malloc (9 + 4 + 4);
+ gpr_uint8 *p = GPR_SLICE_START_PTR (header);
gpr_uint32 frame_length;
- GPR_ASSERT(GPR_SLICE_LENGTH(debug_data) < GPR_UINT32_MAX - 4 - 4);
- frame_length = 4 + 4 + (gpr_uint32)GPR_SLICE_LENGTH(debug_data);
+ GPR_ASSERT (GPR_SLICE_LENGTH (debug_data) < GPR_UINT32_MAX - 4 - 4);
+ frame_length = 4 + 4 + (gpr_uint32) GPR_SLICE_LENGTH (debug_data);
/* frame header: length */
- *p++ = (gpr_uint8)(frame_length >> 16);
- *p++ = (gpr_uint8)(frame_length >> 8);
- *p++ = (gpr_uint8)(frame_length);
+ *p++ = (gpr_uint8) (frame_length >> 16);
+ *p++ = (gpr_uint8) (frame_length >> 8);
+ *p++ = (gpr_uint8) (frame_length);
/* frame header: type */
*p++ = GRPC_CHTTP2_FRAME_GOAWAY;
/* frame header: flags */
@@ -180,16 +194,16 @@ void grpc_chttp2_goaway_append(gpr_uint32 last_stream_id, gpr_uint32 error_code,
*p++ = 0;
*p++ = 0;
/* payload: last stream id */
- *p++ = (gpr_uint8)(last_stream_id >> 24);
- *p++ = (gpr_uint8)(last_stream_id >> 16);
- *p++ = (gpr_uint8)(last_stream_id >> 8);
- *p++ = (gpr_uint8)(last_stream_id);
+ *p++ = (gpr_uint8) (last_stream_id >> 24);
+ *p++ = (gpr_uint8) (last_stream_id >> 16);
+ *p++ = (gpr_uint8) (last_stream_id >> 8);
+ *p++ = (gpr_uint8) (last_stream_id);
/* payload: error code */
- *p++ = (gpr_uint8)(error_code >> 24);
- *p++ = (gpr_uint8)(error_code >> 16);
- *p++ = (gpr_uint8)(error_code >> 8);
- *p++ = (gpr_uint8)(error_code);
- GPR_ASSERT(p == GPR_SLICE_END_PTR(header));
- gpr_slice_buffer_add(slice_buffer, header);
- gpr_slice_buffer_add(slice_buffer, debug_data);
+ *p++ = (gpr_uint8) (error_code >> 24);
+ *p++ = (gpr_uint8) (error_code >> 16);
+ *p++ = (gpr_uint8) (error_code >> 8);
+ *p++ = (gpr_uint8) (error_code);
+ GPR_ASSERT (p == GPR_SLICE_END_PTR (header));
+ gpr_slice_buffer_add (slice_buffer, header);
+ gpr_slice_buffer_add (slice_buffer, debug_data);
}
diff --git a/src/core/transport/chttp2/frame_goaway.h b/src/core/transport/chttp2/frame_goaway.h
index e45d55418c..7cacec5f94 100644
--- a/src/core/transport/chttp2/frame_goaway.h
+++ b/src/core/transport/chttp2/frame_goaway.h
@@ -40,7 +40,8 @@
#include <grpc/support/slice.h>
#include <grpc/support/slice_buffer.h>
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_GOAWAY_LSI0,
GRPC_CHTTP2_GOAWAY_LSI1,
GRPC_CHTTP2_GOAWAY_LSI2,
@@ -52,7 +53,8 @@ typedef enum {
GRPC_CHTTP2_GOAWAY_DEBUG
} grpc_chttp2_goaway_parse_state;
-typedef struct {
+typedef struct
+{
grpc_chttp2_goaway_parse_state state;
gpr_uint32 last_stream_id;
gpr_uint32 error_code;
@@ -61,17 +63,11 @@ typedef struct {
gpr_uint32 debug_pos;
} grpc_chttp2_goaway_parser;
-void grpc_chttp2_goaway_parser_init(grpc_chttp2_goaway_parser *p);
-void grpc_chttp2_goaway_parser_destroy(grpc_chttp2_goaway_parser *p);
-grpc_chttp2_parse_error grpc_chttp2_goaway_parser_begin_frame(
- grpc_chttp2_goaway_parser *parser, gpr_uint32 length, gpr_uint8 flags);
-grpc_chttp2_parse_error grpc_chttp2_goaway_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+void grpc_chttp2_goaway_parser_init (grpc_chttp2_goaway_parser * p);
+void grpc_chttp2_goaway_parser_destroy (grpc_chttp2_goaway_parser * p);
+grpc_chttp2_parse_error grpc_chttp2_goaway_parser_begin_frame (grpc_chttp2_goaway_parser * parser, gpr_uint32 length, gpr_uint8 flags);
+grpc_chttp2_parse_error grpc_chttp2_goaway_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
-void grpc_chttp2_goaway_append(gpr_uint32 last_stream_id, gpr_uint32 error_code,
- gpr_slice debug_data,
- gpr_slice_buffer *slice_buffer);
+void grpc_chttp2_goaway_append (gpr_uint32 last_stream_id, gpr_uint32 error_code, gpr_slice debug_data, gpr_slice_buffer * slice_buffer);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_GOAWAY_H */
diff --git a/src/core/transport/chttp2/frame_ping.c b/src/core/transport/chttp2/frame_ping.c
index d4bf43eb37..6cd1fae1a6 100644
--- a/src/core/transport/chttp2/frame_ping.c
+++ b/src/core/transport/chttp2/frame_ping.c
@@ -39,9 +39,11 @@
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
-gpr_slice grpc_chttp2_ping_create(gpr_uint8 ack, gpr_uint8 *opaque_8bytes) {
- gpr_slice slice = gpr_slice_malloc(9 + 8);
- gpr_uint8 *p = GPR_SLICE_START_PTR(slice);
+gpr_slice
+grpc_chttp2_ping_create (gpr_uint8 ack, gpr_uint8 * opaque_8bytes)
+{
+ gpr_slice slice = gpr_slice_malloc (9 + 8);
+ gpr_uint8 *p = GPR_SLICE_START_PTR (slice);
*p++ = 0;
*p++ = 0;
@@ -52,55 +54,61 @@ gpr_slice grpc_chttp2_ping_create(gpr_uint8 ack, gpr_uint8 *opaque_8bytes) {
*p++ = 0;
*p++ = 0;
*p++ = 0;
- memcpy(p, opaque_8bytes, 8);
+ memcpy (p, opaque_8bytes, 8);
return slice;
}
-grpc_chttp2_parse_error grpc_chttp2_ping_parser_begin_frame(
- grpc_chttp2_ping_parser *parser, gpr_uint32 length, gpr_uint8 flags) {
- if (flags & 0xfe || length != 8) {
- gpr_log(GPR_ERROR, "invalid ping: length=%d, flags=%02x", length, flags);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
+grpc_chttp2_parse_error
+grpc_chttp2_ping_parser_begin_frame (grpc_chttp2_ping_parser * parser, gpr_uint32 length, gpr_uint8 flags)
+{
+ if (flags & 0xfe || length != 8)
+ {
+ gpr_log (GPR_ERROR, "invalid ping: length=%d, flags=%02x", length, flags);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
parser->byte = 0;
parser->is_ack = flags;
return GRPC_CHTTP2_PARSE_OK;
}
-grpc_chttp2_parse_error grpc_chttp2_ping_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- gpr_uint8 *const beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *const end = GPR_SLICE_END_PTR(slice);
+grpc_chttp2_parse_error
+grpc_chttp2_ping_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *const beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *const end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
grpc_chttp2_ping_parser *p = parser;
grpc_chttp2_outstanding_ping *ping;
- while (p->byte != 8 && cur != end) {
- p->opaque_8bytes[p->byte] = *cur;
- cur++;
- p->byte++;
- }
+ while (p->byte != 8 && cur != end)
+ {
+ p->opaque_8bytes[p->byte] = *cur;
+ cur++;
+ p->byte++;
+ }
- if (p->byte == 8) {
- GPR_ASSERT(is_last);
- if (p->is_ack) {
- for (ping = transport_parsing->pings.next;
- ping != &transport_parsing->pings; ping = ping->next) {
- if (0 == memcmp(p->opaque_8bytes, ping->id, 8)) {
- grpc_closure_list_add(closure_list, ping->on_recv, 1);
- }
- ping->next->prev = ping->prev;
- ping->prev->next = ping->next;
- gpr_free(ping);
- }
- } else {
- gpr_slice_buffer_add(&transport_parsing->qbuf,
- grpc_chttp2_ping_create(1, p->opaque_8bytes));
+ if (p->byte == 8)
+ {
+ GPR_ASSERT (is_last);
+ if (p->is_ack)
+ {
+ for (ping = transport_parsing->pings.next; ping != &transport_parsing->pings; ping = ping->next)
+ {
+ if (0 == memcmp (p->opaque_8bytes, ping->id, 8))
+ {
+ grpc_closure_list_add (closure_list, ping->on_recv, 1);
+ }
+ ping->next->prev = ping->prev;
+ ping->prev->next = ping->next;
+ gpr_free (ping);
+ }
+ }
+ else
+ {
+ gpr_slice_buffer_add (&transport_parsing->qbuf, grpc_chttp2_ping_create (1, p->opaque_8bytes));
+ }
}
- }
return GRPC_CHTTP2_PARSE_OK;
}
diff --git a/src/core/transport/chttp2/frame_ping.h b/src/core/transport/chttp2/frame_ping.h
index 4224002904..65a666bc18 100644
--- a/src/core/transport/chttp2/frame_ping.h
+++ b/src/core/transport/chttp2/frame_ping.h
@@ -38,19 +38,16 @@
#include <grpc/support/slice.h>
#include "src/core/transport/chttp2/frame.h"
-typedef struct {
+typedef struct
+{
gpr_uint8 byte;
gpr_uint8 is_ack;
gpr_uint8 opaque_8bytes[8];
} grpc_chttp2_ping_parser;
-gpr_slice grpc_chttp2_ping_create(gpr_uint8 ack, gpr_uint8 *opaque_8bytes);
+gpr_slice grpc_chttp2_ping_create (gpr_uint8 ack, gpr_uint8 * opaque_8bytes);
-grpc_chttp2_parse_error grpc_chttp2_ping_parser_begin_frame(
- grpc_chttp2_ping_parser *parser, gpr_uint32 length, gpr_uint8 flags);
-grpc_chttp2_parse_error grpc_chttp2_ping_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_ping_parser_begin_frame (grpc_chttp2_ping_parser * parser, gpr_uint32 length, gpr_uint8 flags);
+grpc_chttp2_parse_error grpc_chttp2_ping_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_PING_H */
diff --git a/src/core/transport/chttp2/frame_rst_stream.c b/src/core/transport/chttp2/frame_rst_stream.c
index 4d8323c11d..c4bca3e680 100644
--- a/src/core/transport/chttp2/frame_rst_stream.c
+++ b/src/core/transport/chttp2/frame_rst_stream.c
@@ -38,63 +38,63 @@
#include "src/core/transport/chttp2/frame.h"
-gpr_slice grpc_chttp2_rst_stream_create(gpr_uint32 id, gpr_uint32 code) {
- gpr_slice slice = gpr_slice_malloc(13);
- gpr_uint8 *p = GPR_SLICE_START_PTR(slice);
+gpr_slice
+grpc_chttp2_rst_stream_create (gpr_uint32 id, gpr_uint32 code)
+{
+ gpr_slice slice = gpr_slice_malloc (13);
+ gpr_uint8 *p = GPR_SLICE_START_PTR (slice);
*p++ = 0;
*p++ = 0;
*p++ = 4;
*p++ = GRPC_CHTTP2_FRAME_RST_STREAM;
*p++ = 0;
- *p++ = (gpr_uint8)(id >> 24);
- *p++ = (gpr_uint8)(id >> 16);
- *p++ = (gpr_uint8)(id >> 8);
- *p++ = (gpr_uint8)(id);
- *p++ = (gpr_uint8)(code >> 24);
- *p++ = (gpr_uint8)(code >> 16);
- *p++ = (gpr_uint8)(code >> 8);
- *p++ = (gpr_uint8)(code);
+ *p++ = (gpr_uint8) (id >> 24);
+ *p++ = (gpr_uint8) (id >> 16);
+ *p++ = (gpr_uint8) (id >> 8);
+ *p++ = (gpr_uint8) (id);
+ *p++ = (gpr_uint8) (code >> 24);
+ *p++ = (gpr_uint8) (code >> 16);
+ *p++ = (gpr_uint8) (code >> 8);
+ *p++ = (gpr_uint8) (code);
return slice;
}
-grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_begin_frame(
- grpc_chttp2_rst_stream_parser *parser, gpr_uint32 length, gpr_uint8 flags) {
- if (length != 4) {
- gpr_log(GPR_ERROR, "invalid rst_stream: length=%d, flags=%02x", length,
- flags);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
+grpc_chttp2_parse_error
+grpc_chttp2_rst_stream_parser_begin_frame (grpc_chttp2_rst_stream_parser * parser, gpr_uint32 length, gpr_uint8 flags)
+{
+ if (length != 4)
+ {
+ gpr_log (GPR_ERROR, "invalid rst_stream: length=%d, flags=%02x", length, flags);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
parser->byte = 0;
return GRPC_CHTTP2_PARSE_OK;
}
-grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- gpr_uint8 *const beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *const end = GPR_SLICE_END_PTR(slice);
+grpc_chttp2_parse_error
+grpc_chttp2_rst_stream_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *const beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *const end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
grpc_chttp2_rst_stream_parser *p = parser;
- while (p->byte != 4 && cur != end) {
- p->reason_bytes[p->byte] = *cur;
- cur++;
- p->byte++;
- }
+ while (p->byte != 4 && cur != end)
+ {
+ p->reason_bytes[p->byte] = *cur;
+ cur++;
+ p->byte++;
+ }
- if (p->byte == 4) {
- GPR_ASSERT(is_last);
- stream_parsing->received_close = 1;
- stream_parsing->saw_rst_stream = 1;
- stream_parsing->rst_stream_reason =
- (((gpr_uint32)p->reason_bytes[0]) << 24) |
- (((gpr_uint32)p->reason_bytes[1]) << 16) |
- (((gpr_uint32)p->reason_bytes[2]) << 8) |
- (((gpr_uint32)p->reason_bytes[3]));
- }
+ if (p->byte == 4)
+ {
+ GPR_ASSERT (is_last);
+ stream_parsing->received_close = 1;
+ stream_parsing->saw_rst_stream = 1;
+ stream_parsing->rst_stream_reason = (((gpr_uint32) p->reason_bytes[0]) << 24) | (((gpr_uint32) p->reason_bytes[1]) << 16) | (((gpr_uint32) p->reason_bytes[2]) << 8) | (((gpr_uint32) p->reason_bytes[3]));
+ }
return GRPC_CHTTP2_PARSE_OK;
}
diff --git a/src/core/transport/chttp2/frame_rst_stream.h b/src/core/transport/chttp2/frame_rst_stream.h
index 5d660968ad..781f4e5743 100644
--- a/src/core/transport/chttp2/frame_rst_stream.h
+++ b/src/core/transport/chttp2/frame_rst_stream.h
@@ -38,18 +38,15 @@
#include "src/core/transport/chttp2/frame.h"
#include "src/core/iomgr/exec_ctx.h"
-typedef struct {
+typedef struct
+{
gpr_uint8 byte;
gpr_uint8 reason_bytes[4];
} grpc_chttp2_rst_stream_parser;
-gpr_slice grpc_chttp2_rst_stream_create(gpr_uint32 stream_id, gpr_uint32 code);
+gpr_slice grpc_chttp2_rst_stream_create (gpr_uint32 stream_id, gpr_uint32 code);
-grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_begin_frame(
- grpc_chttp2_rst_stream_parser *parser, gpr_uint32 length, gpr_uint8 flags);
-grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_begin_frame (grpc_chttp2_rst_stream_parser * parser, gpr_uint32 length, gpr_uint8 flags);
+grpc_chttp2_parse_error grpc_chttp2_rst_stream_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_RST_STREAM_H */
diff --git a/src/core/transport/chttp2/frame_settings.c b/src/core/transport/chttp2/frame_settings.c
index 235ff5a352..7f2d5ba3fe 100644
--- a/src/core/transport/chttp2/frame_settings.c
+++ b/src/core/transport/chttp2/frame_settings.c
@@ -43,27 +43,27 @@
#include <grpc/support/useful.h>
/* HTTP/2 mandated initial connection settings */
-const grpc_chttp2_setting_parameters
- grpc_chttp2_settings_parameters[GRPC_CHTTP2_NUM_SETTINGS] = {
- {NULL, 0, 0, 0, GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
- {"HEADER_TABLE_SIZE", 4096, 0, 0xffffffff,
- GRPC_CHTTP2_CLAMP_INVALID_VALUE},
- {"ENABLE_PUSH", 1, 0, 1, GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
- {"MAX_CONCURRENT_STREAMS", 0xffffffffu, 0, 0xffffffffu,
- GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
- {"INITIAL_WINDOW_SIZE", 65535, 0, 0xffffffffu,
- GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
- {"MAX_FRAME_SIZE", 16384, 16384, 16777215,
- GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
- {"MAX_HEADER_LIST_SIZE", 0xffffffffu, 0, 0xffffffffu,
- GRPC_CHTTP2_CLAMP_INVALID_VALUE},
+const grpc_chttp2_setting_parameters grpc_chttp2_settings_parameters[GRPC_CHTTP2_NUM_SETTINGS] = {
+ {NULL, 0, 0, 0, GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
+ {"HEADER_TABLE_SIZE", 4096, 0, 0xffffffff,
+ GRPC_CHTTP2_CLAMP_INVALID_VALUE},
+ {"ENABLE_PUSH", 1, 0, 1, GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
+ {"MAX_CONCURRENT_STREAMS", 0xffffffffu, 0, 0xffffffffu,
+ GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
+ {"INITIAL_WINDOW_SIZE", 65535, 0, 0xffffffffu,
+ GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
+ {"MAX_FRAME_SIZE", 16384, 16384, 16777215,
+ GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE},
+ {"MAX_HEADER_LIST_SIZE", 0xffffffffu, 0, 0xffffffffu,
+ GRPC_CHTTP2_CLAMP_INVALID_VALUE},
};
-static gpr_uint8 *fill_header(gpr_uint8 *out, gpr_uint32 length,
- gpr_uint8 flags) {
- *out++ = (gpr_uint8)(length >> 16);
- *out++ = (gpr_uint8)(length >> 8);
- *out++ = (gpr_uint8)(length);
+static gpr_uint8 *
+fill_header (gpr_uint8 * out, gpr_uint32 length, gpr_uint8 flags)
+{
+ *out++ = (gpr_uint8) (length >> 16);
+ *out++ = (gpr_uint8) (length >> 8);
+ *out++ = (gpr_uint8) (length);
*out++ = GRPC_CHTTP2_FRAME_SETTINGS;
*out++ = flags;
*out++ = 0;
@@ -73,175 +73,194 @@ static gpr_uint8 *fill_header(gpr_uint8 *out, gpr_uint32 length,
return out;
}
-gpr_slice grpc_chttp2_settings_create(gpr_uint32 *old, const gpr_uint32 *new,
- gpr_uint32 force_mask, size_t count) {
+gpr_slice
+grpc_chttp2_settings_create (gpr_uint32 * old, const gpr_uint32 * new, gpr_uint32 force_mask, size_t count)
+{
size_t i;
gpr_uint32 n = 0;
gpr_slice output;
gpr_uint8 *p;
- for (i = 0; i < count; i++) {
- n += (new[i] != old[i] || (force_mask & (1u << i)) != 0);
- }
-
- output = gpr_slice_malloc(9 + 6 * n);
- p = fill_header(GPR_SLICE_START_PTR(output), 6 * n, 0);
-
- for (i = 0; i < count; i++) {
- if (new[i] != old[i] || (force_mask & (1u << i)) != 0) {
- GPR_ASSERT(i);
- *p++ = (gpr_uint8)(i >> 8);
- *p++ = (gpr_uint8)(i);
- *p++ = (gpr_uint8)(new[i] >> 24);
- *p++ = (gpr_uint8)(new[i] >> 16);
- *p++ = (gpr_uint8)(new[i] >> 8);
- *p++ = (gpr_uint8)(new[i]);
- old[i] = new[i];
+ for (i = 0; i < count; i++)
+ {
+ n += (new[i] != old[i] || (force_mask & (1u << i)) != 0);
}
- }
- GPR_ASSERT(p == GPR_SLICE_END_PTR(output));
+ output = gpr_slice_malloc (9 + 6 * n);
+ p = fill_header (GPR_SLICE_START_PTR (output), 6 * n, 0);
+
+ for (i = 0; i < count; i++)
+ {
+ if (new[i] != old[i] || (force_mask & (1u << i)) != 0)
+ {
+ GPR_ASSERT (i);
+ *p++ = (gpr_uint8) (i >> 8);
+ *p++ = (gpr_uint8) (i);
+ *p++ = (gpr_uint8) (new[i] >> 24);
+ *p++ = (gpr_uint8) (new[i] >> 16);
+ *p++ = (gpr_uint8) (new[i] >> 8);
+ *p++ = (gpr_uint8) (new[i]);
+ old[i] = new[i];
+ }
+ }
+
+ GPR_ASSERT (p == GPR_SLICE_END_PTR (output));
return output;
}
-gpr_slice grpc_chttp2_settings_ack_create(void) {
- gpr_slice output = gpr_slice_malloc(9);
- fill_header(GPR_SLICE_START_PTR(output), 0, GRPC_CHTTP2_FLAG_ACK);
+gpr_slice
+grpc_chttp2_settings_ack_create (void)
+{
+ gpr_slice output = gpr_slice_malloc (9);
+ fill_header (GPR_SLICE_START_PTR (output), 0, GRPC_CHTTP2_FLAG_ACK);
return output;
}
-grpc_chttp2_parse_error grpc_chttp2_settings_parser_begin_frame(
- grpc_chttp2_settings_parser *parser, gpr_uint32 length, gpr_uint8 flags,
- gpr_uint32 *settings) {
+grpc_chttp2_parse_error
+grpc_chttp2_settings_parser_begin_frame (grpc_chttp2_settings_parser * parser, gpr_uint32 length, gpr_uint8 flags, gpr_uint32 * settings)
+{
parser->target_settings = settings;
- memcpy(parser->incoming_settings, settings,
- GRPC_CHTTP2_NUM_SETTINGS * sizeof(gpr_uint32));
+ memcpy (parser->incoming_settings, settings, GRPC_CHTTP2_NUM_SETTINGS * sizeof (gpr_uint32));
parser->is_ack = 0;
parser->state = GRPC_CHTTP2_SPS_ID0;
- if (flags == GRPC_CHTTP2_FLAG_ACK) {
- parser->is_ack = 1;
- if (length != 0) {
- gpr_log(GPR_ERROR, "non-empty settings ack frame received");
+ if (flags == GRPC_CHTTP2_FLAG_ACK)
+ {
+ parser->is_ack = 1;
+ if (length != 0)
+ {
+ gpr_log (GPR_ERROR, "non-empty settings ack frame received");
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ else if (flags != 0)
+ {
+ gpr_log (GPR_ERROR, "invalid flags on settings frame");
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+ else if (length % 6 != 0)
+ {
+ gpr_log (GPR_ERROR, "settings frames must be a multiple of six bytes");
return GRPC_CHTTP2_CONNECTION_ERROR;
}
- return GRPC_CHTTP2_PARSE_OK;
- } else if (flags != 0) {
- gpr_log(GPR_ERROR, "invalid flags on settings frame");
- return GRPC_CHTTP2_CONNECTION_ERROR;
- } else if (length % 6 != 0) {
- gpr_log(GPR_ERROR, "settings frames must be a multiple of six bytes");
- return GRPC_CHTTP2_CONNECTION_ERROR;
- } else {
- return GRPC_CHTTP2_PARSE_OK;
- }
+ else
+ {
+ return GRPC_CHTTP2_PARSE_OK;
+ }
}
-grpc_chttp2_parse_error grpc_chttp2_settings_parser_parse(
- void *p, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
+grpc_chttp2_parse_error
+grpc_chttp2_settings_parser_parse (void *p, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
grpc_chttp2_settings_parser *parser = p;
- const gpr_uint8 *cur = GPR_SLICE_START_PTR(slice);
- const gpr_uint8 *end = GPR_SLICE_END_PTR(slice);
-
- if (parser->is_ack) {
- return GRPC_CHTTP2_PARSE_OK;
- }
-
- for (;;) {
- switch (parser->state) {
- case GRPC_CHTTP2_SPS_ID0:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_ID0;
- if (is_last) {
- transport_parsing->settings_updated = 1;
- memcpy(parser->target_settings, parser->incoming_settings,
- GRPC_CHTTP2_NUM_SETTINGS * sizeof(gpr_uint32));
- gpr_slice_buffer_add(&transport_parsing->qbuf,
- grpc_chttp2_settings_ack_create());
- }
- return GRPC_CHTTP2_PARSE_OK;
- }
- parser->id = (gpr_uint16)(((gpr_uint16)*cur) << 8);
- cur++;
- /* fallthrough */
- case GRPC_CHTTP2_SPS_ID1:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_ID1;
- return GRPC_CHTTP2_PARSE_OK;
- }
- parser->id = (gpr_uint16)(parser->id | (*cur));
- cur++;
- /* fallthrough */
- case GRPC_CHTTP2_SPS_VAL0:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_VAL0;
- return GRPC_CHTTP2_PARSE_OK;
- }
- parser->value = ((gpr_uint32)*cur) << 24;
- cur++;
- /* fallthrough */
- case GRPC_CHTTP2_SPS_VAL1:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_VAL1;
- return GRPC_CHTTP2_PARSE_OK;
- }
- parser->value |= ((gpr_uint32)*cur) << 16;
- cur++;
- /* fallthrough */
- case GRPC_CHTTP2_SPS_VAL2:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_VAL2;
- return GRPC_CHTTP2_PARSE_OK;
- }
- parser->value |= ((gpr_uint32)*cur) << 8;
- cur++;
- /* fallthrough */
- case GRPC_CHTTP2_SPS_VAL3:
- if (cur == end) {
- parser->state = GRPC_CHTTP2_SPS_VAL3;
- return GRPC_CHTTP2_PARSE_OK;
- } else {
- parser->state = GRPC_CHTTP2_SPS_ID0;
- }
- parser->value |= *cur;
- cur++;
-
- if (parser->id > 0 && parser->id < GRPC_CHTTP2_NUM_SETTINGS) {
- const grpc_chttp2_setting_parameters *sp =
- &grpc_chttp2_settings_parameters[parser->id];
- if (parser->value < sp->min_value || parser->value > sp->max_value) {
- switch (sp->invalid_value_behavior) {
- case GRPC_CHTTP2_CLAMP_INVALID_VALUE:
- parser->value =
- GPR_CLAMP(parser->value, sp->min_value, sp->max_value);
- break;
- case GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE:
- gpr_log(GPR_ERROR, "invalid value %u passed for %s",
- parser->value, sp->name);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
- }
- if (parser->id == GRPC_CHTTP2_SETTINGS_INITIAL_WINDOW_SIZE &&
- parser->incoming_settings[parser->id] != parser->value) {
- transport_parsing->initial_window_update =
- (gpr_int64)parser->value -
- parser->incoming_settings[parser->id];
- gpr_log(GPR_DEBUG, "adding %d for initial_window change",
- (int)transport_parsing->initial_window_update);
- }
- parser->incoming_settings[parser->id] = parser->value;
- if (grpc_http_trace) {
- gpr_log(GPR_DEBUG, "CHTTP2:%s: got setting %d = %d",
- transport_parsing->is_client ? "CLI" : "SVR", parser->id,
- parser->value);
- }
- } else {
- gpr_log(GPR_ERROR, "CHTTP2: Ignoring unknown setting %d (value %d)",
- parser->id, parser->value);
- }
- break;
+ const gpr_uint8 *cur = GPR_SLICE_START_PTR (slice);
+ const gpr_uint8 *end = GPR_SLICE_END_PTR (slice);
+
+ if (parser->is_ack)
+ {
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+
+ for (;;)
+ {
+ switch (parser->state)
+ {
+ case GRPC_CHTTP2_SPS_ID0:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_ID0;
+ if (is_last)
+ {
+ transport_parsing->settings_updated = 1;
+ memcpy (parser->target_settings, parser->incoming_settings, GRPC_CHTTP2_NUM_SETTINGS * sizeof (gpr_uint32));
+ gpr_slice_buffer_add (&transport_parsing->qbuf, grpc_chttp2_settings_ack_create ());
+ }
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ parser->id = (gpr_uint16) (((gpr_uint16) * cur) << 8);
+ cur++;
+ /* fallthrough */
+ case GRPC_CHTTP2_SPS_ID1:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_ID1;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ parser->id = (gpr_uint16) (parser->id | (*cur));
+ cur++;
+ /* fallthrough */
+ case GRPC_CHTTP2_SPS_VAL0:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_VAL0;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ parser->value = ((gpr_uint32) * cur) << 24;
+ cur++;
+ /* fallthrough */
+ case GRPC_CHTTP2_SPS_VAL1:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_VAL1;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ parser->value |= ((gpr_uint32) * cur) << 16;
+ cur++;
+ /* fallthrough */
+ case GRPC_CHTTP2_SPS_VAL2:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_VAL2;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ parser->value |= ((gpr_uint32) * cur) << 8;
+ cur++;
+ /* fallthrough */
+ case GRPC_CHTTP2_SPS_VAL3:
+ if (cur == end)
+ {
+ parser->state = GRPC_CHTTP2_SPS_VAL3;
+ return GRPC_CHTTP2_PARSE_OK;
+ }
+ else
+ {
+ parser->state = GRPC_CHTTP2_SPS_ID0;
+ }
+ parser->value |= *cur;
+ cur++;
+
+ if (parser->id > 0 && parser->id < GRPC_CHTTP2_NUM_SETTINGS)
+ {
+ const grpc_chttp2_setting_parameters *sp = &grpc_chttp2_settings_parameters[parser->id];
+ if (parser->value < sp->min_value || parser->value > sp->max_value)
+ {
+ switch (sp->invalid_value_behavior)
+ {
+ case GRPC_CHTTP2_CLAMP_INVALID_VALUE:
+ parser->value = GPR_CLAMP (parser->value, sp->min_value, sp->max_value);
+ break;
+ case GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE:
+ gpr_log (GPR_ERROR, "invalid value %u passed for %s", parser->value, sp->name);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+ }
+ if (parser->id == GRPC_CHTTP2_SETTINGS_INITIAL_WINDOW_SIZE && parser->incoming_settings[parser->id] != parser->value)
+ {
+ transport_parsing->initial_window_update = (gpr_int64) parser->value - parser->incoming_settings[parser->id];
+ gpr_log (GPR_DEBUG, "adding %d for initial_window change", (int) transport_parsing->initial_window_update);
+ }
+ parser->incoming_settings[parser->id] = parser->value;
+ if (grpc_http_trace)
+ {
+ gpr_log (GPR_DEBUG, "CHTTP2:%s: got setting %d = %d", transport_parsing->is_client ? "CLI" : "SVR", parser->id, parser->value);
+ }
+ }
+ else
+ {
+ gpr_log (GPR_ERROR, "CHTTP2: Ignoring unknown setting %d (value %d)", parser->id, parser->value);
+ }
+ break;
+ }
}
- }
}
diff --git a/src/core/transport/chttp2/frame_settings.h b/src/core/transport/chttp2/frame_settings.h
index f08d527d38..36c2c1d6d4 100644
--- a/src/core/transport/chttp2/frame_settings.h
+++ b/src/core/transport/chttp2/frame_settings.h
@@ -39,7 +39,8 @@
#include "src/core/transport/chttp2/frame.h"
#include "src/core/iomgr/exec_ctx.h"
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_SPS_ID0,
GRPC_CHTTP2_SPS_ID1,
GRPC_CHTTP2_SPS_VAL0,
@@ -49,7 +50,8 @@ typedef enum {
} grpc_chttp2_settings_parse_state;
/* The things HTTP/2 defines as connection level settings */
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_SETTINGS_HEADER_TABLE_SIZE = 1,
GRPC_CHTTP2_SETTINGS_ENABLE_PUSH = 2,
GRPC_CHTTP2_SETTINGS_MAX_CONCURRENT_STREAMS = 3,
@@ -59,7 +61,8 @@ typedef enum {
GRPC_CHTTP2_NUM_SETTINGS
} grpc_chttp2_setting_id;
-typedef struct {
+typedef struct
+{
grpc_chttp2_settings_parse_state state;
gpr_uint32 *target_settings;
gpr_uint8 is_ack;
@@ -68,12 +71,14 @@ typedef struct {
gpr_uint32 incoming_settings[GRPC_CHTTP2_NUM_SETTINGS];
} grpc_chttp2_settings_parser;
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_CLAMP_INVALID_VALUE,
GRPC_CHTTP2_DISCONNECT_ON_INVALID_VALUE
} grpc_chttp2_invalid_value_behavior;
-typedef struct {
+typedef struct
+{
const char *name;
gpr_uint32 default_value;
gpr_uint32 min_value;
@@ -82,21 +87,14 @@ typedef struct {
} grpc_chttp2_setting_parameters;
/* HTTP/2 mandated connection setting parameters */
-extern const grpc_chttp2_setting_parameters
- grpc_chttp2_settings_parameters[GRPC_CHTTP2_NUM_SETTINGS];
+extern const grpc_chttp2_setting_parameters grpc_chttp2_settings_parameters[GRPC_CHTTP2_NUM_SETTINGS];
/* Create a settings frame by diffing old & new, and updating old to be new */
-gpr_slice grpc_chttp2_settings_create(gpr_uint32 *old, const gpr_uint32 *new,
- gpr_uint32 force_mask, size_t count);
+gpr_slice grpc_chttp2_settings_create (gpr_uint32 * old, const gpr_uint32 * new, gpr_uint32 force_mask, size_t count);
/* Create an ack settings frame */
-gpr_slice grpc_chttp2_settings_ack_create(void);
+gpr_slice grpc_chttp2_settings_ack_create (void);
-grpc_chttp2_parse_error grpc_chttp2_settings_parser_begin_frame(
- grpc_chttp2_settings_parser *parser, gpr_uint32 length, gpr_uint8 flags,
- gpr_uint32 *settings);
-grpc_chttp2_parse_error grpc_chttp2_settings_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_settings_parser_begin_frame (grpc_chttp2_settings_parser * parser, gpr_uint32 length, gpr_uint8 flags, gpr_uint32 * settings);
+grpc_chttp2_parse_error grpc_chttp2_settings_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_SETTINGS_H */
diff --git a/src/core/transport/chttp2/frame_window_update.c b/src/core/transport/chttp2/frame_window_update.c
index b0f5f8698b..e18fc1f694 100644
--- a/src/core/transport/chttp2/frame_window_update.c
+++ b/src/core/transport/chttp2/frame_window_update.c
@@ -36,80 +36,83 @@
#include <grpc/support/log.h>
-gpr_slice grpc_chttp2_window_update_create(gpr_uint32 id,
- gpr_uint32 window_update) {
- gpr_slice slice = gpr_slice_malloc(13);
- gpr_uint8 *p = GPR_SLICE_START_PTR(slice);
+gpr_slice
+grpc_chttp2_window_update_create (gpr_uint32 id, gpr_uint32 window_update)
+{
+ gpr_slice slice = gpr_slice_malloc (13);
+ gpr_uint8 *p = GPR_SLICE_START_PTR (slice);
- GPR_ASSERT(window_update);
+ GPR_ASSERT (window_update);
*p++ = 0;
*p++ = 0;
*p++ = 4;
*p++ = GRPC_CHTTP2_FRAME_WINDOW_UPDATE;
*p++ = 0;
- *p++ = (gpr_uint8)(id >> 24);
- *p++ = (gpr_uint8)(id >> 16);
- *p++ = (gpr_uint8)(id >> 8);
- *p++ = (gpr_uint8)(id);
- *p++ = (gpr_uint8)(window_update >> 24);
- *p++ = (gpr_uint8)(window_update >> 16);
- *p++ = (gpr_uint8)(window_update >> 8);
- *p++ = (gpr_uint8)(window_update);
+ *p++ = (gpr_uint8) (id >> 24);
+ *p++ = (gpr_uint8) (id >> 16);
+ *p++ = (gpr_uint8) (id >> 8);
+ *p++ = (gpr_uint8) (id);
+ *p++ = (gpr_uint8) (window_update >> 24);
+ *p++ = (gpr_uint8) (window_update >> 16);
+ *p++ = (gpr_uint8) (window_update >> 8);
+ *p++ = (gpr_uint8) (window_update);
return slice;
}
-grpc_chttp2_parse_error grpc_chttp2_window_update_parser_begin_frame(
- grpc_chttp2_window_update_parser *parser, gpr_uint32 length,
- gpr_uint8 flags) {
- if (flags || length != 4) {
- gpr_log(GPR_ERROR, "invalid window update: length=%d, flags=%02x", length,
- flags);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
+grpc_chttp2_parse_error
+grpc_chttp2_window_update_parser_begin_frame (grpc_chttp2_window_update_parser * parser, gpr_uint32 length, gpr_uint8 flags)
+{
+ if (flags || length != 4)
+ {
+ gpr_log (GPR_ERROR, "invalid window update: length=%d, flags=%02x", length, flags);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
parser->byte = 0;
parser->amount = 0;
return GRPC_CHTTP2_PARSE_OK;
}
-grpc_chttp2_parse_error grpc_chttp2_window_update_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- gpr_uint8 *const beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *const end = GPR_SLICE_END_PTR(slice);
+grpc_chttp2_parse_error
+grpc_chttp2_window_update_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *const beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *const end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
grpc_chttp2_window_update_parser *p = parser;
- while (p->byte != 4 && cur != end) {
- p->amount |= ((gpr_uint32)*cur) << (8 * (3 - p->byte));
- cur++;
- p->byte++;
- }
-
- if (p->byte == 4) {
- if (p->amount == 0 || (p->amount & 0x80000000u)) {
- gpr_log(GPR_ERROR, "invalid window update bytes: %d", p->amount);
- return GRPC_CHTTP2_CONNECTION_ERROR;
+ while (p->byte != 4 && cur != end)
+ {
+ p->amount |= ((gpr_uint32) * cur) << (8 * (3 - p->byte));
+ cur++;
+ p->byte++;
}
- GPR_ASSERT(is_last);
- if (transport_parsing->incoming_stream_id != 0) {
- if (stream_parsing != NULL) {
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM("update", transport_parsing,
- stream_parsing, outgoing_window_update,
- p->amount);
- stream_parsing->outgoing_window_update += p->amount;
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing,
- stream_parsing);
- }
- } else {
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT("update", transport_parsing,
- outgoing_window_update, p->amount);
- transport_parsing->outgoing_window_update += p->amount;
+ if (p->byte == 4)
+ {
+ if (p->amount == 0 || (p->amount & 0x80000000u))
+ {
+ gpr_log (GPR_ERROR, "invalid window update bytes: %d", p->amount);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+ GPR_ASSERT (is_last);
+
+ if (transport_parsing->incoming_stream_id != 0)
+ {
+ if (stream_parsing != NULL)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("update", transport_parsing, stream_parsing, outgoing_window_update, p->amount);
+ stream_parsing->outgoing_window_update += p->amount;
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
+ }
+ }
+ else
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("update", transport_parsing, outgoing_window_update, p->amount);
+ transport_parsing->outgoing_window_update += p->amount;
+ }
}
- }
return GRPC_CHTTP2_PARSE_OK;
}
diff --git a/src/core/transport/chttp2/frame_window_update.h b/src/core/transport/chttp2/frame_window_update.h
index b8fe9095b7..57d77b41cf 100644
--- a/src/core/transport/chttp2/frame_window_update.h
+++ b/src/core/transport/chttp2/frame_window_update.h
@@ -38,21 +38,16 @@
#include <grpc/support/slice.h>
#include "src/core/transport/chttp2/frame.h"
-typedef struct {
+typedef struct
+{
gpr_uint8 byte;
gpr_uint8 is_connection_update;
gpr_uint32 amount;
} grpc_chttp2_window_update_parser;
-gpr_slice grpc_chttp2_window_update_create(gpr_uint32 id,
- gpr_uint32 window_delta);
+gpr_slice grpc_chttp2_window_update_create (gpr_uint32 id, gpr_uint32 window_delta);
-grpc_chttp2_parse_error grpc_chttp2_window_update_parser_begin_frame(
- grpc_chttp2_window_update_parser *parser, gpr_uint32 length,
- gpr_uint8 flags);
-grpc_chttp2_parse_error grpc_chttp2_window_update_parser_parse(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_window_update_parser_begin_frame (grpc_chttp2_window_update_parser * parser, gpr_uint32 length, gpr_uint8 flags);
+grpc_chttp2_parse_error grpc_chttp2_window_update_parser_parse (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_FRAME_WINDOW_UPDATE_H */
diff --git a/src/core/transport/chttp2/hpack_parser.c b/src/core/transport/chttp2/hpack_parser.c
index e66a918fcd..f3af6d91d2 100644
--- a/src/core/transport/chttp2/hpack_parser.c
+++ b/src/core/transport/chttp2/hpack_parser.c
@@ -45,7 +45,8 @@
#include <grpc/support/port_platform.h>
#include <grpc/support/useful.h>
-typedef enum {
+typedef enum
+{
NOT_BINARY,
B64_BYTE0,
B64_BYTE1,
@@ -68,61 +69,34 @@ typedef enum {
a set of indirect jumps, and so not waste stack space. */
/* forward declarations for parsing states */
-static int parse_begin(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_error(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-
-static int parse_string_prefix(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_key_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value_string_with_indexed_key(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value_string_with_literal_key(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur,
- const gpr_uint8 *end);
-
-static int parse_value0(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value1(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value2(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value3(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value4(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_value5up(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-
-static int parse_indexed_field(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_indexed_field_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_incidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_incidx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_incidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_notidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_notidx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_notidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_nvridx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_nvridx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_lithdr_nvridx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
-static int parse_max_tbl_size(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end);
-static int parse_max_tbl_size_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end);
+static int parse_begin (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_error (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+
+static int parse_string_prefix (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_key_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value_string_with_indexed_key (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value_string_with_literal_key (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+
+static int parse_value0 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value1 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value2 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value3 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value4 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_value5up (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+
+static int parse_indexed_field (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_indexed_field_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_incidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_incidx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_incidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_notidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_notidx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_notidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_nvridx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_nvridx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_lithdr_nvridx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_max_tbl_size (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
+static int parse_max_tbl_size_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end);
/* we translate the first byte of a hpack field into one of these decoding
cases, then use a lookup table to jump directly to the appropriate parser.
@@ -130,7 +104,8 @@ static int parse_max_tbl_size_x(grpc_chttp2_hpack_parser *p,
_X => the integer index is all ones, meaning we need to do varint decoding
_V => the integer index is all zeros, meaning we need to decode an additional
string value */
-typedef enum {
+typedef enum
+{
INDEXED_FIELD,
INDEXED_FIELD_X,
LITHDR_INCIDX,
@@ -150,81 +125,82 @@ typedef enum {
/* jump table of parse state functions -- order must match first_byte_type
above */
static const grpc_chttp2_hpack_parser_state first_byte_action[] = {
- parse_indexed_field, parse_indexed_field_x,
- parse_lithdr_incidx, parse_lithdr_incidx_x,
- parse_lithdr_incidx_v, parse_lithdr_notidx,
- parse_lithdr_notidx_x, parse_lithdr_notidx_v,
- parse_lithdr_nvridx, parse_lithdr_nvridx_x,
- parse_lithdr_nvridx_v, parse_max_tbl_size,
- parse_max_tbl_size_x, parse_error};
+ parse_indexed_field, parse_indexed_field_x,
+ parse_lithdr_incidx, parse_lithdr_incidx_x,
+ parse_lithdr_incidx_v, parse_lithdr_notidx,
+ parse_lithdr_notidx_x, parse_lithdr_notidx_v,
+ parse_lithdr_nvridx, parse_lithdr_nvridx_x,
+ parse_lithdr_nvridx_v, parse_max_tbl_size,
+ parse_max_tbl_size_x, parse_error
+};
/* indexes the first byte to a parse state function - generated by
gen_hpack_tables.c */
static const gpr_uint8 first_byte_lut[256] = {
- LITHDR_NOTIDX_V, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
- LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
- LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
- LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX_X,
- LITHDR_NVRIDX_V, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
- LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
- LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
- LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX_X,
- ILLEGAL, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
- MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE_X,
- LITHDR_INCIDX_V, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
- LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX_X,
- ILLEGAL, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
- INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD_X,
+ LITHDR_NOTIDX_V, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
+ LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
+ LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX,
+ LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX, LITHDR_NOTIDX_X,
+ LITHDR_NVRIDX_V, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
+ LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
+ LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX,
+ LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX, LITHDR_NVRIDX_X,
+ ILLEGAL, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE,
+ MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE, MAX_TBL_SIZE_X,
+ LITHDR_INCIDX_V, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX,
+ LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX, LITHDR_INCIDX_X,
+ ILLEGAL, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD,
+ INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD, INDEXED_FIELD_X,
};
/* state table for huffman decoding: given a state, gives an index/16 into
@@ -233,1118 +209,1217 @@ static const gpr_uint8 first_byte_lut[256] = {
generated by gen_hpack_tables.c */
static const gpr_uint8 next_tbl[256] = {
- 0, 1, 2, 3, 4, 1, 2, 5, 6, 1, 7, 8, 1, 3, 3, 9, 10, 11, 1, 1,
- 1, 12, 1, 2, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
- 14, 1, 15, 16, 1, 17, 1, 15, 2, 7, 3, 18, 19, 1, 1, 1, 1, 20, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 15, 2, 2, 7, 21, 1, 22, 1, 1, 1, 1, 1,
- 1, 1, 1, 15, 2, 2, 2, 2, 2, 2, 23, 24, 25, 1, 1, 1, 1, 2, 2, 2,
- 26, 3, 3, 27, 10, 28, 1, 1, 1, 1, 1, 1, 2, 3, 29, 10, 30, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 31, 1, 1, 1, 1, 1, 1, 1, 2,
- 2, 2, 2, 2, 2, 2, 2, 32, 1, 1, 15, 33, 1, 34, 35, 9, 36, 1, 1, 1,
- 1, 1, 1, 1, 37, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 26, 9,
- 38, 1, 1, 1, 1, 1, 1, 1, 15, 2, 2, 2, 2, 26, 3, 3, 39, 1, 1, 1,
- 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 7, 3, 3, 3, 40, 2,
- 41, 1, 1, 1, 42, 43, 1, 1, 44, 1, 1, 1, 1, 15, 2, 2, 2, 2, 2, 2,
- 3, 3, 3, 45, 46, 1, 1, 2, 2, 2, 35, 3, 3, 18, 47, 2,
+ 0, 1, 2, 3, 4, 1, 2, 5, 6, 1, 7, 8, 1, 3, 3, 9, 10, 11, 1, 1,
+ 1, 12, 1, 2, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2,
+ 14, 1, 15, 16, 1, 17, 1, 15, 2, 7, 3, 18, 19, 1, 1, 1, 1, 20, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 15, 2, 2, 7, 21, 1, 22, 1, 1, 1, 1, 1,
+ 1, 1, 1, 15, 2, 2, 2, 2, 2, 2, 23, 24, 25, 1, 1, 1, 1, 2, 2, 2,
+ 26, 3, 3, 27, 10, 28, 1, 1, 1, 1, 1, 1, 2, 3, 29, 10, 30, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 31, 1, 1, 1, 1, 1, 1, 1, 2,
+ 2, 2, 2, 2, 2, 2, 2, 32, 1, 1, 15, 33, 1, 34, 35, 9, 36, 1, 1, 1,
+ 1, 1, 1, 1, 37, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 26, 9,
+ 38, 1, 1, 1, 1, 1, 1, 1, 15, 2, 2, 2, 2, 26, 3, 3, 39, 1, 1, 1,
+ 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 7, 3, 3, 3, 40, 2,
+ 41, 1, 1, 1, 42, 43, 1, 1, 44, 1, 1, 1, 1, 15, 2, 2, 2, 2, 2, 2,
+ 3, 3, 3, 45, 46, 1, 1, 2, 2, 2, 35, 3, 3, 18, 47, 2,
};
+
/* next state, based upon current state and the current nibble: see above.
generated by gen_hpack_tables.c */
static const gpr_int16 next_sub_tbl[48 * 16] = {
- 1, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217,
- 218, 2, 6, 10, 13, 14, 15, 16, 17, 2, 6, 10, 13, 14, 15,
- 16, 17, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7, 11, 24, 3,
- 7, 11, 24, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8,
- 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5,
- 199, 200, 201, 202, 203, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 9, 133, 134, 135, 136, 137, 138, 139, 140,
- 141, 142, 143, 144, 145, 146, 147, 3, 7, 11, 24, 3, 7, 11, 24,
- 4, 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 12, 132, 4, 8, 4, 8, 4, 8,
- 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 18, 19, 20, 21, 4, 8, 4,
- 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 22, 23, 91, 25, 26,
- 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 3,
- 7, 11, 24, 3, 7, 11, 24, 0, 0, 0, 0, 0, 41, 42, 43,
- 2, 6, 10, 13, 14, 15, 16, 17, 3, 7, 11, 24, 3, 7, 11,
- 24, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0,
- 44, 45, 2, 6, 10, 13, 14, 15, 16, 17, 46, 47, 48, 49, 50,
- 51, 52, 57, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 53, 54, 55, 56, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67,
- 68, 69, 70, 71, 72, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 73, 75, 76, 77, 78, 79, 80, 81, 82,
- 83, 84, 85, 86, 87, 88, 89, 90, 3, 7, 11, 24, 3, 7, 11,
- 24, 3, 7, 11, 24, 0, 0, 0, 0, 3, 7, 11, 24, 3, 7,
- 11, 24, 4, 8, 4, 8, 0, 0, 0, 92, 0, 0, 0, 93, 94,
- 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 3, 7, 11, 24,
- 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4,
- 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 0, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 4,
- 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0,
- 0, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130,
- 131, 2, 6, 10, 13, 14, 15, 16, 17, 4, 8, 4, 8, 4, 8,
- 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 148,
- 149, 150, 151, 3, 7, 11, 24, 4, 8, 4, 8, 0, 0, 0, 0,
- 0, 0, 152, 153, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7, 11,
- 24, 154, 155, 156, 164, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7,
- 11, 24, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 157, 158, 159, 160, 161, 162, 163, 165, 166, 167, 168, 169, 170, 171, 172,
- 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187,
- 188, 189, 190, 191, 192, 193, 194, 195, 196, 4, 8, 4, 8, 4, 8,
- 4, 8, 4, 8, 4, 8, 4, 8, 197, 198, 4, 8, 4, 8, 4,
- 8, 4, 8, 0, 0, 0, 0, 0, 0, 219, 220, 3, 7, 11, 24,
- 4, 8, 4, 8, 4, 8, 0, 0, 221, 222, 223, 224, 3, 7, 11,
- 24, 3, 7, 11, 24, 4, 8, 4, 8, 4, 8, 225, 228, 4, 8,
- 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 226, 227, 229,
- 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244,
- 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0,
- 0, 0, 0, 0, 0, 0, 0, 245, 246, 247, 248, 249, 250, 251, 252,
- 253, 254, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
- 0, 0, 255,
+ 1, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217,
+ 218, 2, 6, 10, 13, 14, 15, 16, 17, 2, 6, 10, 13, 14, 15,
+ 16, 17, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7, 11, 24, 3,
+ 7, 11, 24, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8,
+ 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 5,
+ 199, 200, 201, 202, 203, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 9, 133, 134, 135, 136, 137, 138, 139, 140,
+ 141, 142, 143, 144, 145, 146, 147, 3, 7, 11, 24, 3, 7, 11, 24,
+ 4, 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 12, 132, 4, 8, 4, 8, 4, 8,
+ 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 18, 19, 20, 21, 4, 8, 4,
+ 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 22, 23, 91, 25, 26,
+ 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 3,
+ 7, 11, 24, 3, 7, 11, 24, 0, 0, 0, 0, 0, 41, 42, 43,
+ 2, 6, 10, 13, 14, 15, 16, 17, 3, 7, 11, 24, 3, 7, 11,
+ 24, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0,
+ 44, 45, 2, 6, 10, 13, 14, 15, 16, 17, 46, 47, 48, 49, 50,
+ 51, 52, 57, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 53, 54, 55, 56, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67,
+ 68, 69, 70, 71, 72, 74, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 73, 75, 76, 77, 78, 79, 80, 81, 82,
+ 83, 84, 85, 86, 87, 88, 89, 90, 3, 7, 11, 24, 3, 7, 11,
+ 24, 3, 7, 11, 24, 0, 0, 0, 0, 3, 7, 11, 24, 3, 7,
+ 11, 24, 4, 8, 4, 8, 0, 0, 0, 92, 0, 0, 0, 93, 94,
+ 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 3, 7, 11, 24,
+ 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4,
+ 8, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 0, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 4,
+ 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0,
+ 0, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130,
+ 131, 2, 6, 10, 13, 14, 15, 16, 17, 4, 8, 4, 8, 4, 8,
+ 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 148,
+ 149, 150, 151, 3, 7, 11, 24, 4, 8, 4, 8, 0, 0, 0, 0,
+ 0, 0, 152, 153, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7, 11,
+ 24, 154, 155, 156, 164, 3, 7, 11, 24, 3, 7, 11, 24, 3, 7,
+ 11, 24, 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 157, 158, 159, 160, 161, 162, 163, 165, 166, 167, 168, 169, 170, 171, 172,
+ 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187,
+ 188, 189, 190, 191, 192, 193, 194, 195, 196, 4, 8, 4, 8, 4, 8,
+ 4, 8, 4, 8, 4, 8, 4, 8, 197, 198, 4, 8, 4, 8, 4,
+ 8, 4, 8, 0, 0, 0, 0, 0, 0, 219, 220, 3, 7, 11, 24,
+ 4, 8, 4, 8, 4, 8, 0, 0, 221, 222, 223, 224, 3, 7, 11,
+ 24, 3, 7, 11, 24, 4, 8, 4, 8, 4, 8, 225, 228, 4, 8,
+ 4, 8, 4, 8, 0, 0, 0, 0, 0, 0, 0, 0, 226, 227, 229,
+ 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244,
+ 4, 8, 4, 8, 4, 8, 4, 8, 4, 8, 0, 0, 0, 0, 0,
+ 0, 0, 0, 0, 0, 0, 0, 245, 246, 247, 248, 249, 250, 251, 252,
+ 253, 254, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
+ 0, 0, 255,
};
+
/* emission table: indexed like next_tbl, ultimately gives the byte to be
emitted, or -1 for no byte, or 256 for end of stream
generated by gen_hpack_tables.c */
static const gpr_uint16 emit_tbl[256] = {
- 0, 1, 2, 3, 4, 5, 6, 7, 0, 8, 9, 10, 11, 12, 13,
- 14, 15, 16, 17, 18, 19, 20, 21, 22, 0, 23, 24, 25, 26, 27,
- 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
- 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 0, 55, 56,
- 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 0,
- 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85,
- 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100,
- 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115,
- 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130,
- 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145,
- 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 0,
- 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174,
- 0, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188,
- 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203,
- 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218,
- 219, 220, 221, 0, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232,
- 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247,
- 248,
+ 0, 1, 2, 3, 4, 5, 6, 7, 0, 8, 9, 10, 11, 12, 13,
+ 14, 15, 16, 17, 18, 19, 20, 21, 22, 0, 23, 24, 25, 26, 27,
+ 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42,
+ 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 0, 55, 56,
+ 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 0,
+ 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85,
+ 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100,
+ 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115,
+ 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130,
+ 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145,
+ 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 0,
+ 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174,
+ 0, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188,
+ 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203,
+ 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218,
+ 219, 220, 221, 0, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232,
+ 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247,
+ 248,
};
+
/* generated by gen_hpack_tables.c */
static const gpr_int16 emit_sub_tbl[249 * 16] = {
- -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
- -1, 48, 48, 48, 48, 48, 48, 48, 48, 49, 49, 49, 49, 49, 49,
- 49, 49, 48, 48, 48, 48, 49, 49, 49, 49, 50, 50, 50, 50, 97,
- 97, 97, 97, 48, 48, 49, 49, 50, 50, 97, 97, 99, 99, 101, 101,
- 105, 105, 111, 111, 48, 49, 50, 97, 99, 101, 105, 111, 115, 116, -1,
- -1, -1, -1, -1, -1, 32, 32, 32, 32, 32, 32, 32, 32, 37, 37,
- 37, 37, 37, 37, 37, 37, 99, 99, 99, 99, 101, 101, 101, 101, 105,
- 105, 105, 105, 111, 111, 111, 111, 115, 115, 116, 116, 32, 37, 45, 46,
- 47, 51, 52, 53, 54, 55, 56, 57, 61, 61, 61, 61, 61, 61, 61,
- 61, 65, 65, 65, 65, 65, 65, 65, 65, 115, 115, 115, 115, 116, 116,
- 116, 116, 32, 32, 37, 37, 45, 45, 46, 46, 61, 65, 95, 98, 100,
- 102, 103, 104, 108, 109, 110, 112, 114, 117, -1, -1, 58, 58, 58, 58,
- 58, 58, 58, 58, 66, 66, 66, 66, 66, 66, 66, 66, 47, 47, 51,
- 51, 52, 52, 53, 53, 54, 54, 55, 55, 56, 56, 57, 57, 61, 61,
- 65, 65, 95, 95, 98, 98, 100, 100, 102, 102, 103, 103, 104, 104, 108,
- 108, 109, 109, 110, 110, 112, 112, 114, 114, 117, 117, 58, 66, 67, 68,
- 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83,
- 84, 85, 86, 87, 89, 106, 107, 113, 118, 119, 120, 121, 122, -1, -1,
- -1, -1, 38, 38, 38, 38, 38, 38, 38, 38, 42, 42, 42, 42, 42,
- 42, 42, 42, 44, 44, 44, 44, 44, 44, 44, 44, 59, 59, 59, 59,
- 59, 59, 59, 59, 88, 88, 88, 88, 88, 88, 88, 88, 90, 90, 90,
- 90, 90, 90, 90, 90, 33, 33, 34, 34, 40, 40, 41, 41, 63, 63,
- 39, 43, 124, -1, -1, -1, 35, 35, 35, 35, 35, 35, 35, 35, 62,
- 62, 62, 62, 62, 62, 62, 62, 0, 0, 0, 0, 36, 36, 36, 36,
- 64, 64, 64, 64, 91, 91, 91, 91, 69, 69, 69, 69, 69, 69, 69,
- 69, 70, 70, 70, 70, 70, 70, 70, 70, 71, 71, 71, 71, 71, 71,
- 71, 71, 72, 72, 72, 72, 72, 72, 72, 72, 73, 73, 73, 73, 73,
- 73, 73, 73, 74, 74, 74, 74, 74, 74, 74, 74, 75, 75, 75, 75,
- 75, 75, 75, 75, 76, 76, 76, 76, 76, 76, 76, 76, 77, 77, 77,
- 77, 77, 77, 77, 77, 78, 78, 78, 78, 78, 78, 78, 78, 79, 79,
- 79, 79, 79, 79, 79, 79, 80, 80, 80, 80, 80, 80, 80, 80, 81,
- 81, 81, 81, 81, 81, 81, 81, 82, 82, 82, 82, 82, 82, 82, 82,
- 83, 83, 83, 83, 83, 83, 83, 83, 84, 84, 84, 84, 84, 84, 84,
- 84, 85, 85, 85, 85, 85, 85, 85, 85, 86, 86, 86, 86, 86, 86,
- 86, 86, 87, 87, 87, 87, 87, 87, 87, 87, 89, 89, 89, 89, 89,
- 89, 89, 89, 106, 106, 106, 106, 106, 106, 106, 106, 107, 107, 107, 107,
- 107, 107, 107, 107, 113, 113, 113, 113, 113, 113, 113, 113, 118, 118, 118,
- 118, 118, 118, 118, 118, 119, 119, 119, 119, 119, 119, 119, 119, 120, 120,
- 120, 120, 120, 120, 120, 120, 121, 121, 121, 121, 121, 121, 121, 121, 122,
- 122, 122, 122, 122, 122, 122, 122, 38, 38, 38, 38, 42, 42, 42, 42,
- 44, 44, 44, 44, 59, 59, 59, 59, 88, 88, 88, 88, 90, 90, 90,
- 90, 33, 34, 40, 41, 63, -1, -1, -1, 39, 39, 39, 39, 39, 39,
- 39, 39, 43, 43, 43, 43, 43, 43, 43, 43, 124, 124, 124, 124, 124,
- 124, 124, 124, 35, 35, 35, 35, 62, 62, 62, 62, 0, 0, 36, 36,
- 64, 64, 91, 91, 93, 93, 126, 126, 94, 125, -1, -1, 60, 60, 60,
- 60, 60, 60, 60, 60, 96, 96, 96, 96, 96, 96, 96, 96, 123, 123,
- 123, 123, 123, 123, 123, 123, -1, -1, -1, -1, -1, -1, -1, -1, 92,
- 92, 92, 92, 92, 92, 92, 92, 195, 195, 195, 195, 195, 195, 195, 195,
- 208, 208, 208, 208, 208, 208, 208, 208, 128, 128, 128, 128, 130, 130, 130,
- 130, 131, 131, 131, 131, 162, 162, 162, 162, 184, 184, 184, 184, 194, 194,
- 194, 194, 224, 224, 224, 224, 226, 226, 226, 226, 153, 153, 161, 161, 167,
- 167, 172, 172, 176, 176, 177, 177, 179, 179, 209, 209, 216, 216, 217, 217,
- 227, 227, 229, 229, 230, 230, 129, 132, 133, 134, 136, 146, 154, 156, 160,
- 163, 164, 169, 170, 173, 178, 181, 185, 186, 187, 189, 190, 196, 198, 228,
- 232, 233, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 135,
- 135, 135, 135, 135, 135, 135, 135, 137, 137, 137, 137, 137, 137, 137, 137,
- 138, 138, 138, 138, 138, 138, 138, 138, 139, 139, 139, 139, 139, 139, 139,
- 139, 140, 140, 140, 140, 140, 140, 140, 140, 141, 141, 141, 141, 141, 141,
- 141, 141, 143, 143, 143, 143, 143, 143, 143, 143, 147, 147, 147, 147, 147,
- 147, 147, 147, 149, 149, 149, 149, 149, 149, 149, 149, 150, 150, 150, 150,
- 150, 150, 150, 150, 151, 151, 151, 151, 151, 151, 151, 151, 152, 152, 152,
- 152, 152, 152, 152, 152, 155, 155, 155, 155, 155, 155, 155, 155, 157, 157,
- 157, 157, 157, 157, 157, 157, 158, 158, 158, 158, 158, 158, 158, 158, 165,
- 165, 165, 165, 165, 165, 165, 165, 166, 166, 166, 166, 166, 166, 166, 166,
- 168, 168, 168, 168, 168, 168, 168, 168, 174, 174, 174, 174, 174, 174, 174,
- 174, 175, 175, 175, 175, 175, 175, 175, 175, 180, 180, 180, 180, 180, 180,
- 180, 180, 182, 182, 182, 182, 182, 182, 182, 182, 183, 183, 183, 183, 183,
- 183, 183, 183, 188, 188, 188, 188, 188, 188, 188, 188, 191, 191, 191, 191,
- 191, 191, 191, 191, 197, 197, 197, 197, 197, 197, 197, 197, 231, 231, 231,
- 231, 231, 231, 231, 231, 239, 239, 239, 239, 239, 239, 239, 239, 9, 9,
- 9, 9, 142, 142, 142, 142, 144, 144, 144, 144, 145, 145, 145, 145, 148,
- 148, 148, 148, 159, 159, 159, 159, 171, 171, 171, 171, 206, 206, 206, 206,
- 215, 215, 215, 215, 225, 225, 225, 225, 236, 236, 236, 236, 237, 237, 237,
- 237, 199, 199, 207, 207, 234, 234, 235, 235, 192, 193, 200, 201, 202, 205,
- 210, 213, 218, 219, 238, 240, 242, 243, 255, -1, 203, 203, 203, 203, 203,
- 203, 203, 203, 204, 204, 204, 204, 204, 204, 204, 204, 211, 211, 211, 211,
- 211, 211, 211, 211, 212, 212, 212, 212, 212, 212, 212, 212, 214, 214, 214,
- 214, 214, 214, 214, 214, 221, 221, 221, 221, 221, 221, 221, 221, 222, 222,
- 222, 222, 222, 222, 222, 222, 223, 223, 223, 223, 223, 223, 223, 223, 241,
- 241, 241, 241, 241, 241, 241, 241, 244, 244, 244, 244, 244, 244, 244, 244,
- 245, 245, 245, 245, 245, 245, 245, 245, 246, 246, 246, 246, 246, 246, 246,
- 246, 247, 247, 247, 247, 247, 247, 247, 247, 248, 248, 248, 248, 248, 248,
- 248, 248, 250, 250, 250, 250, 250, 250, 250, 250, 251, 251, 251, 251, 251,
- 251, 251, 251, 252, 252, 252, 252, 252, 252, 252, 252, 253, 253, 253, 253,
- 253, 253, 253, 253, 254, 254, 254, 254, 254, 254, 254, 254, 2, 2, 2,
- 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6,
- 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 11, 11, 11, 11, 12,
- 12, 12, 12, 14, 14, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16,
- 17, 17, 17, 17, 18, 18, 18, 18, 19, 19, 19, 19, 20, 20, 20,
- 20, 21, 21, 21, 21, 23, 23, 23, 23, 24, 24, 24, 24, 25, 25,
- 25, 25, 26, 26, 26, 26, 27, 27, 27, 27, 28, 28, 28, 28, 29,
- 29, 29, 29, 30, 30, 30, 30, 31, 31, 31, 31, 127, 127, 127, 127,
- 220, 220, 220, 220, 249, 249, 249, 249, 10, 13, 22, 256, 93, 93, 93,
- 93, 126, 126, 126, 126, 94, 94, 125, 125, 60, 96, 123, -1, 92, 195,
- 208, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 128,
- 128, 128, 128, 128, 128, 128, 128, 130, 130, 130, 130, 130, 130, 130, 130,
- 131, 131, 131, 131, 131, 131, 131, 131, 162, 162, 162, 162, 162, 162, 162,
- 162, 184, 184, 184, 184, 184, 184, 184, 184, 194, 194, 194, 194, 194, 194,
- 194, 194, 224, 224, 224, 224, 224, 224, 224, 224, 226, 226, 226, 226, 226,
- 226, 226, 226, 153, 153, 153, 153, 161, 161, 161, 161, 167, 167, 167, 167,
- 172, 172, 172, 172, 176, 176, 176, 176, 177, 177, 177, 177, 179, 179, 179,
- 179, 209, 209, 209, 209, 216, 216, 216, 216, 217, 217, 217, 217, 227, 227,
- 227, 227, 229, 229, 229, 229, 230, 230, 230, 230, 129, 129, 132, 132, 133,
- 133, 134, 134, 136, 136, 146, 146, 154, 154, 156, 156, 160, 160, 163, 163,
- 164, 164, 169, 169, 170, 170, 173, 173, 178, 178, 181, 181, 185, 185, 186,
- 186, 187, 187, 189, 189, 190, 190, 196, 196, 198, 198, 228, 228, 232, 232,
- 233, 233, 1, 135, 137, 138, 139, 140, 141, 143, 147, 149, 150, 151, 152,
- 155, 157, 158, 165, 166, 168, 174, 175, 180, 182, 183, 188, 191, 197, 231,
- 239, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 9, 9, 9,
- 9, 9, 9, 9, 9, 142, 142, 142, 142, 142, 142, 142, 142, 144, 144,
- 144, 144, 144, 144, 144, 144, 145, 145, 145, 145, 145, 145, 145, 145, 148,
- 148, 148, 148, 148, 148, 148, 148, 159, 159, 159, 159, 159, 159, 159, 159,
- 171, 171, 171, 171, 171, 171, 171, 171, 206, 206, 206, 206, 206, 206, 206,
- 206, 215, 215, 215, 215, 215, 215, 215, 215, 225, 225, 225, 225, 225, 225,
- 225, 225, 236, 236, 236, 236, 236, 236, 236, 236, 237, 237, 237, 237, 237,
- 237, 237, 237, 199, 199, 199, 199, 207, 207, 207, 207, 234, 234, 234, 234,
- 235, 235, 235, 235, 192, 192, 193, 193, 200, 200, 201, 201, 202, 202, 205,
- 205, 210, 210, 213, 213, 218, 218, 219, 219, 238, 238, 240, 240, 242, 242,
- 243, 243, 255, 255, 203, 204, 211, 212, 214, 221, 222, 223, 241, 244, 245,
- 246, 247, 248, 250, 251, 252, 253, 254, -1, -1, -1, -1, -1, -1, -1,
- -1, -1, -1, -1, -1, -1, -1, -1, 2, 2, 2, 2, 2, 2, 2,
- 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4,
- 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6,
- 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
- 8, 8, 8, 8, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12,
- 12, 12, 12, 12, 12, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15,
- 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 17,
- 17, 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18,
- 19, 19, 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20,
- 20, 21, 21, 21, 21, 21, 21, 21, 21, 23, 23, 23, 23, 23, 23,
- 23, 23, 24, 24, 24, 24, 24, 24, 24, 24, 25, 25, 25, 25, 25,
- 25, 25, 25, 26, 26, 26, 26, 26, 26, 26, 26, 27, 27, 27, 27,
- 27, 27, 27, 27, 28, 28, 28, 28, 28, 28, 28, 28, 29, 29, 29,
- 29, 29, 29, 29, 29, 30, 30, 30, 30, 30, 30, 30, 30, 31, 31,
- 31, 31, 31, 31, 31, 31, 127, 127, 127, 127, 127, 127, 127, 127, 220,
- 220, 220, 220, 220, 220, 220, 220, 249, 249, 249, 249, 249, 249, 249, 249,
- 10, 10, 13, 13, 22, 22, 256, 256, 67, 67, 67, 67, 67, 67, 67,
- 67, 68, 68, 68, 68, 68, 68, 68, 68, 95, 95, 95, 95, 95, 95,
- 95, 95, 98, 98, 98, 98, 98, 98, 98, 98, 100, 100, 100, 100, 100,
- 100, 100, 100, 102, 102, 102, 102, 102, 102, 102, 102, 103, 103, 103, 103,
- 103, 103, 103, 103, 104, 104, 104, 104, 104, 104, 104, 104, 108, 108, 108,
- 108, 108, 108, 108, 108, 109, 109, 109, 109, 109, 109, 109, 109, 110, 110,
- 110, 110, 110, 110, 110, 110, 112, 112, 112, 112, 112, 112, 112, 112, 114,
- 114, 114, 114, 114, 114, 114, 114, 117, 117, 117, 117, 117, 117, 117, 117,
- 58, 58, 58, 58, 66, 66, 66, 66, 67, 67, 67, 67, 68, 68, 68,
- 68, 69, 69, 69, 69, 70, 70, 70, 70, 71, 71, 71, 71, 72, 72,
- 72, 72, 73, 73, 73, 73, 74, 74, 74, 74, 75, 75, 75, 75, 76,
- 76, 76, 76, 77, 77, 77, 77, 78, 78, 78, 78, 79, 79, 79, 79,
- 80, 80, 80, 80, 81, 81, 81, 81, 82, 82, 82, 82, 83, 83, 83,
- 83, 84, 84, 84, 84, 85, 85, 85, 85, 86, 86, 86, 86, 87, 87,
- 87, 87, 89, 89, 89, 89, 106, 106, 106, 106, 107, 107, 107, 107, 113,
- 113, 113, 113, 118, 118, 118, 118, 119, 119, 119, 119, 120, 120, 120, 120,
- 121, 121, 121, 121, 122, 122, 122, 122, 38, 38, 42, 42, 44, 44, 59,
- 59, 88, 88, 90, 90, -1, -1, -1, -1, 33, 33, 33, 33, 33, 33,
- 33, 33, 34, 34, 34, 34, 34, 34, 34, 34, 40, 40, 40, 40, 40,
- 40, 40, 40, 41, 41, 41, 41, 41, 41, 41, 41, 63, 63, 63, 63,
- 63, 63, 63, 63, 39, 39, 39, 39, 43, 43, 43, 43, 124, 124, 124,
- 124, 35, 35, 62, 62, 0, 36, 64, 91, 93, 126, -1, -1, 94, 94,
- 94, 94, 94, 94, 94, 94, 125, 125, 125, 125, 125, 125, 125, 125, 60,
- 60, 60, 60, 96, 96, 96, 96, 123, 123, 123, 123, -1, -1, -1, -1,
- 92, 92, 92, 92, 195, 195, 195, 195, 208, 208, 208, 208, 128, 128, 130,
- 130, 131, 131, 162, 162, 184, 184, 194, 194, 224, 224, 226, 226, 153, 161,
- 167, 172, 176, 177, 179, 209, 216, 217, 227, 229, 230, -1, -1, -1, -1,
- -1, -1, -1, 129, 129, 129, 129, 129, 129, 129, 129, 132, 132, 132, 132,
- 132, 132, 132, 132, 133, 133, 133, 133, 133, 133, 133, 133, 134, 134, 134,
- 134, 134, 134, 134, 134, 136, 136, 136, 136, 136, 136, 136, 136, 146, 146,
- 146, 146, 146, 146, 146, 146, 154, 154, 154, 154, 154, 154, 154, 154, 156,
- 156, 156, 156, 156, 156, 156, 156, 160, 160, 160, 160, 160, 160, 160, 160,
- 163, 163, 163, 163, 163, 163, 163, 163, 164, 164, 164, 164, 164, 164, 164,
- 164, 169, 169, 169, 169, 169, 169, 169, 169, 170, 170, 170, 170, 170, 170,
- 170, 170, 173, 173, 173, 173, 173, 173, 173, 173, 178, 178, 178, 178, 178,
- 178, 178, 178, 181, 181, 181, 181, 181, 181, 181, 181, 185, 185, 185, 185,
- 185, 185, 185, 185, 186, 186, 186, 186, 186, 186, 186, 186, 187, 187, 187,
- 187, 187, 187, 187, 187, 189, 189, 189, 189, 189, 189, 189, 189, 190, 190,
- 190, 190, 190, 190, 190, 190, 196, 196, 196, 196, 196, 196, 196, 196, 198,
- 198, 198, 198, 198, 198, 198, 198, 228, 228, 228, 228, 228, 228, 228, 228,
- 232, 232, 232, 232, 232, 232, 232, 232, 233, 233, 233, 233, 233, 233, 233,
- 233, 1, 1, 1, 1, 135, 135, 135, 135, 137, 137, 137, 137, 138, 138,
- 138, 138, 139, 139, 139, 139, 140, 140, 140, 140, 141, 141, 141, 141, 143,
- 143, 143, 143, 147, 147, 147, 147, 149, 149, 149, 149, 150, 150, 150, 150,
- 151, 151, 151, 151, 152, 152, 152, 152, 155, 155, 155, 155, 157, 157, 157,
- 157, 158, 158, 158, 158, 165, 165, 165, 165, 166, 166, 166, 166, 168, 168,
- 168, 168, 174, 174, 174, 174, 175, 175, 175, 175, 180, 180, 180, 180, 182,
- 182, 182, 182, 183, 183, 183, 183, 188, 188, 188, 188, 191, 191, 191, 191,
- 197, 197, 197, 197, 231, 231, 231, 231, 239, 239, 239, 239, 9, 9, 142,
- 142, 144, 144, 145, 145, 148, 148, 159, 159, 171, 171, 206, 206, 215, 215,
- 225, 225, 236, 236, 237, 237, 199, 207, 234, 235, 192, 192, 192, 192, 192,
- 192, 192, 192, 193, 193, 193, 193, 193, 193, 193, 193, 200, 200, 200, 200,
- 200, 200, 200, 200, 201, 201, 201, 201, 201, 201, 201, 201, 202, 202, 202,
- 202, 202, 202, 202, 202, 205, 205, 205, 205, 205, 205, 205, 205, 210, 210,
- 210, 210, 210, 210, 210, 210, 213, 213, 213, 213, 213, 213, 213, 213, 218,
- 218, 218, 218, 218, 218, 218, 218, 219, 219, 219, 219, 219, 219, 219, 219,
- 238, 238, 238, 238, 238, 238, 238, 238, 240, 240, 240, 240, 240, 240, 240,
- 240, 242, 242, 242, 242, 242, 242, 242, 242, 243, 243, 243, 243, 243, 243,
- 243, 243, 255, 255, 255, 255, 255, 255, 255, 255, 203, 203, 203, 203, 204,
- 204, 204, 204, 211, 211, 211, 211, 212, 212, 212, 212, 214, 214, 214, 214,
- 221, 221, 221, 221, 222, 222, 222, 222, 223, 223, 223, 223, 241, 241, 241,
- 241, 244, 244, 244, 244, 245, 245, 245, 245, 246, 246, 246, 246, 247, 247,
- 247, 247, 248, 248, 248, 248, 250, 250, 250, 250, 251, 251, 251, 251, 252,
- 252, 252, 252, 253, 253, 253, 253, 254, 254, 254, 254, 2, 2, 3, 3,
- 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 11, 11, 12, 12, 14,
- 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21,
- 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30,
- 30, 31, 31, 127, 127, 220, 220, 249, 249, -1, -1, 10, 10, 10, 10,
- 10, 10, 10, 10, 13, 13, 13, 13, 13, 13, 13, 13, 22, 22, 22,
- 22, 22, 22, 22, 22, 256, 256, 256, 256, 256, 256, 256, 256, 45, 45,
- 45, 45, 45, 45, 45, 45, 46, 46, 46, 46, 46, 46, 46, 46, 47,
- 47, 47, 47, 47, 47, 47, 47, 51, 51, 51, 51, 51, 51, 51, 51,
- 52, 52, 52, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, 53, 53,
- 53, 54, 54, 54, 54, 54, 54, 54, 54, 55, 55, 55, 55, 55, 55,
- 55, 55, 56, 56, 56, 56, 56, 56, 56, 56, 57, 57, 57, 57, 57,
- 57, 57, 57, 50, 50, 50, 50, 50, 50, 50, 50, 97, 97, 97, 97,
- 97, 97, 97, 97, 99, 99, 99, 99, 99, 99, 99, 99, 101, 101, 101,
- 101, 101, 101, 101, 101, 105, 105, 105, 105, 105, 105, 105, 105, 111, 111,
- 111, 111, 111, 111, 111, 111, 115, 115, 115, 115, 115, 115, 115, 115, 116,
- 116, 116, 116, 116, 116, 116, 116, 32, 32, 32, 32, 37, 37, 37, 37,
- 45, 45, 45, 45, 46, 46, 46, 46, 47, 47, 47, 47, 51, 51, 51,
- 51, 52, 52, 52, 52, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55,
- 55, 55, 56, 56, 56, 56, 57, 57, 57, 57, 61, 61, 61, 61, 65,
- 65, 65, 65, 95, 95, 95, 95, 98, 98, 98, 98, 100, 100, 100, 100,
- 102, 102, 102, 102, 103, 103, 103, 103, 104, 104, 104, 104, 108, 108, 108,
- 108, 109, 109, 109, 109, 110, 110, 110, 110, 112, 112, 112, 112, 114, 114,
- 114, 114, 117, 117, 117, 117, 58, 58, 66, 66, 67, 67, 68, 68, 69,
- 69, 70, 70, 71, 71, 72, 72, 73, 73, 74, 74, 75, 75, 76, 76,
- 77, 77, 78, 78, 79, 79, 80, 80, 81, 81, 82, 82, 83, 83, 84,
- 84, 85, 85, 86, 86, 87, 87, 89, 89, 106, 106, 107, 107, 113, 113,
- 118, 118, 119, 119, 120, 120, 121, 121, 122, 122, 38, 42, 44, 59, 88,
- 90, -1, -1, 33, 33, 33, 33, 34, 34, 34, 34, 40, 40, 40, 40,
- 41, 41, 41, 41, 63, 63, 63, 63, 39, 39, 43, 43, 124, 124, 35,
- 62, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 36, 36,
- 36, 36, 36, 36, 36, 36, 64, 64, 64, 64, 64, 64, 64, 64, 91,
- 91, 91, 91, 91, 91, 91, 91, 93, 93, 93, 93, 93, 93, 93, 93,
- 126, 126, 126, 126, 126, 126, 126, 126, 94, 94, 94, 94, 125, 125, 125,
- 125, 60, 60, 96, 96, 123, 123, -1, -1, 92, 92, 195, 195, 208, 208,
- 128, 130, 131, 162, 184, 194, 224, 226, -1, -1, 153, 153, 153, 153, 153,
- 153, 153, 153, 161, 161, 161, 161, 161, 161, 161, 161, 167, 167, 167, 167,
- 167, 167, 167, 167, 172, 172, 172, 172, 172, 172, 172, 172, 176, 176, 176,
- 176, 176, 176, 176, 176, 177, 177, 177, 177, 177, 177, 177, 177, 179, 179,
- 179, 179, 179, 179, 179, 179, 209, 209, 209, 209, 209, 209, 209, 209, 216,
- 216, 216, 216, 216, 216, 216, 216, 217, 217, 217, 217, 217, 217, 217, 217,
- 227, 227, 227, 227, 227, 227, 227, 227, 229, 229, 229, 229, 229, 229, 229,
- 229, 230, 230, 230, 230, 230, 230, 230, 230, 129, 129, 129, 129, 132, 132,
- 132, 132, 133, 133, 133, 133, 134, 134, 134, 134, 136, 136, 136, 136, 146,
- 146, 146, 146, 154, 154, 154, 154, 156, 156, 156, 156, 160, 160, 160, 160,
- 163, 163, 163, 163, 164, 164, 164, 164, 169, 169, 169, 169, 170, 170, 170,
- 170, 173, 173, 173, 173, 178, 178, 178, 178, 181, 181, 181, 181, 185, 185,
- 185, 185, 186, 186, 186, 186, 187, 187, 187, 187, 189, 189, 189, 189, 190,
- 190, 190, 190, 196, 196, 196, 196, 198, 198, 198, 198, 228, 228, 228, 228,
- 232, 232, 232, 232, 233, 233, 233, 233, 1, 1, 135, 135, 137, 137, 138,
- 138, 139, 139, 140, 140, 141, 141, 143, 143, 147, 147, 149, 149, 150, 150,
- 151, 151, 152, 152, 155, 155, 157, 157, 158, 158, 165, 165, 166, 166, 168,
- 168, 174, 174, 175, 175, 180, 180, 182, 182, 183, 183, 188, 188, 191, 191,
- 197, 197, 231, 231, 239, 239, 9, 142, 144, 145, 148, 159, 171, 206, 215,
- 225, 236, 237, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 199, 199,
- 199, 199, 199, 199, 199, 199, 207, 207, 207, 207, 207, 207, 207, 207, 234,
- 234, 234, 234, 234, 234, 234, 234, 235, 235, 235, 235, 235, 235, 235, 235,
- 192, 192, 192, 192, 193, 193, 193, 193, 200, 200, 200, 200, 201, 201, 201,
- 201, 202, 202, 202, 202, 205, 205, 205, 205, 210, 210, 210, 210, 213, 213,
- 213, 213, 218, 218, 218, 218, 219, 219, 219, 219, 238, 238, 238, 238, 240,
- 240, 240, 240, 242, 242, 242, 242, 243, 243, 243, 243, 255, 255, 255, 255,
- 203, 203, 204, 204, 211, 211, 212, 212, 214, 214, 221, 221, 222, 222, 223,
- 223, 241, 241, 244, 244, 245, 245, 246, 246, 247, 247, 248, 248, 250, 250,
- 251, 251, 252, 252, 253, 253, 254, 254, 2, 3, 4, 5, 6, 7, 8,
- 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27,
- 28, 29, 30, 31, 127, 220, 249, -1, 10, 10, 10, 10, 13, 13, 13,
- 13, 22, 22, 22, 22, 256, 256, 256, 256,
+ -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, 48, 48, 48, 48, 48, 48, 48, 48, 49, 49, 49, 49, 49, 49,
+ 49, 49, 48, 48, 48, 48, 49, 49, 49, 49, 50, 50, 50, 50, 97,
+ 97, 97, 97, 48, 48, 49, 49, 50, 50, 97, 97, 99, 99, 101, 101,
+ 105, 105, 111, 111, 48, 49, 50, 97, 99, 101, 105, 111, 115, 116, -1,
+ -1, -1, -1, -1, -1, 32, 32, 32, 32, 32, 32, 32, 32, 37, 37,
+ 37, 37, 37, 37, 37, 37, 99, 99, 99, 99, 101, 101, 101, 101, 105,
+ 105, 105, 105, 111, 111, 111, 111, 115, 115, 116, 116, 32, 37, 45, 46,
+ 47, 51, 52, 53, 54, 55, 56, 57, 61, 61, 61, 61, 61, 61, 61,
+ 61, 65, 65, 65, 65, 65, 65, 65, 65, 115, 115, 115, 115, 116, 116,
+ 116, 116, 32, 32, 37, 37, 45, 45, 46, 46, 61, 65, 95, 98, 100,
+ 102, 103, 104, 108, 109, 110, 112, 114, 117, -1, -1, 58, 58, 58, 58,
+ 58, 58, 58, 58, 66, 66, 66, 66, 66, 66, 66, 66, 47, 47, 51,
+ 51, 52, 52, 53, 53, 54, 54, 55, 55, 56, 56, 57, 57, 61, 61,
+ 65, 65, 95, 95, 98, 98, 100, 100, 102, 102, 103, 103, 104, 104, 108,
+ 108, 109, 109, 110, 110, 112, 112, 114, 114, 117, 117, 58, 66, 67, 68,
+ 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83,
+ 84, 85, 86, 87, 89, 106, 107, 113, 118, 119, 120, 121, 122, -1, -1,
+ -1, -1, 38, 38, 38, 38, 38, 38, 38, 38, 42, 42, 42, 42, 42,
+ 42, 42, 42, 44, 44, 44, 44, 44, 44, 44, 44, 59, 59, 59, 59,
+ 59, 59, 59, 59, 88, 88, 88, 88, 88, 88, 88, 88, 90, 90, 90,
+ 90, 90, 90, 90, 90, 33, 33, 34, 34, 40, 40, 41, 41, 63, 63,
+ 39, 43, 124, -1, -1, -1, 35, 35, 35, 35, 35, 35, 35, 35, 62,
+ 62, 62, 62, 62, 62, 62, 62, 0, 0, 0, 0, 36, 36, 36, 36,
+ 64, 64, 64, 64, 91, 91, 91, 91, 69, 69, 69, 69, 69, 69, 69,
+ 69, 70, 70, 70, 70, 70, 70, 70, 70, 71, 71, 71, 71, 71, 71,
+ 71, 71, 72, 72, 72, 72, 72, 72, 72, 72, 73, 73, 73, 73, 73,
+ 73, 73, 73, 74, 74, 74, 74, 74, 74, 74, 74, 75, 75, 75, 75,
+ 75, 75, 75, 75, 76, 76, 76, 76, 76, 76, 76, 76, 77, 77, 77,
+ 77, 77, 77, 77, 77, 78, 78, 78, 78, 78, 78, 78, 78, 79, 79,
+ 79, 79, 79, 79, 79, 79, 80, 80, 80, 80, 80, 80, 80, 80, 81,
+ 81, 81, 81, 81, 81, 81, 81, 82, 82, 82, 82, 82, 82, 82, 82,
+ 83, 83, 83, 83, 83, 83, 83, 83, 84, 84, 84, 84, 84, 84, 84,
+ 84, 85, 85, 85, 85, 85, 85, 85, 85, 86, 86, 86, 86, 86, 86,
+ 86, 86, 87, 87, 87, 87, 87, 87, 87, 87, 89, 89, 89, 89, 89,
+ 89, 89, 89, 106, 106, 106, 106, 106, 106, 106, 106, 107, 107, 107, 107,
+ 107, 107, 107, 107, 113, 113, 113, 113, 113, 113, 113, 113, 118, 118, 118,
+ 118, 118, 118, 118, 118, 119, 119, 119, 119, 119, 119, 119, 119, 120, 120,
+ 120, 120, 120, 120, 120, 120, 121, 121, 121, 121, 121, 121, 121, 121, 122,
+ 122, 122, 122, 122, 122, 122, 122, 38, 38, 38, 38, 42, 42, 42, 42,
+ 44, 44, 44, 44, 59, 59, 59, 59, 88, 88, 88, 88, 90, 90, 90,
+ 90, 33, 34, 40, 41, 63, -1, -1, -1, 39, 39, 39, 39, 39, 39,
+ 39, 39, 43, 43, 43, 43, 43, 43, 43, 43, 124, 124, 124, 124, 124,
+ 124, 124, 124, 35, 35, 35, 35, 62, 62, 62, 62, 0, 0, 36, 36,
+ 64, 64, 91, 91, 93, 93, 126, 126, 94, 125, -1, -1, 60, 60, 60,
+ 60, 60, 60, 60, 60, 96, 96, 96, 96, 96, 96, 96, 96, 123, 123,
+ 123, 123, 123, 123, 123, 123, -1, -1, -1, -1, -1, -1, -1, -1, 92,
+ 92, 92, 92, 92, 92, 92, 92, 195, 195, 195, 195, 195, 195, 195, 195,
+ 208, 208, 208, 208, 208, 208, 208, 208, 128, 128, 128, 128, 130, 130, 130,
+ 130, 131, 131, 131, 131, 162, 162, 162, 162, 184, 184, 184, 184, 194, 194,
+ 194, 194, 224, 224, 224, 224, 226, 226, 226, 226, 153, 153, 161, 161, 167,
+ 167, 172, 172, 176, 176, 177, 177, 179, 179, 209, 209, 216, 216, 217, 217,
+ 227, 227, 229, 229, 230, 230, 129, 132, 133, 134, 136, 146, 154, 156, 160,
+ 163, 164, 169, 170, 173, 178, 181, 185, 186, 187, 189, 190, 196, 198, 228,
+ 232, 233, -1, -1, -1, -1, 1, 1, 1, 1, 1, 1, 1, 1, 135,
+ 135, 135, 135, 135, 135, 135, 135, 137, 137, 137, 137, 137, 137, 137, 137,
+ 138, 138, 138, 138, 138, 138, 138, 138, 139, 139, 139, 139, 139, 139, 139,
+ 139, 140, 140, 140, 140, 140, 140, 140, 140, 141, 141, 141, 141, 141, 141,
+ 141, 141, 143, 143, 143, 143, 143, 143, 143, 143, 147, 147, 147, 147, 147,
+ 147, 147, 147, 149, 149, 149, 149, 149, 149, 149, 149, 150, 150, 150, 150,
+ 150, 150, 150, 150, 151, 151, 151, 151, 151, 151, 151, 151, 152, 152, 152,
+ 152, 152, 152, 152, 152, 155, 155, 155, 155, 155, 155, 155, 155, 157, 157,
+ 157, 157, 157, 157, 157, 157, 158, 158, 158, 158, 158, 158, 158, 158, 165,
+ 165, 165, 165, 165, 165, 165, 165, 166, 166, 166, 166, 166, 166, 166, 166,
+ 168, 168, 168, 168, 168, 168, 168, 168, 174, 174, 174, 174, 174, 174, 174,
+ 174, 175, 175, 175, 175, 175, 175, 175, 175, 180, 180, 180, 180, 180, 180,
+ 180, 180, 182, 182, 182, 182, 182, 182, 182, 182, 183, 183, 183, 183, 183,
+ 183, 183, 183, 188, 188, 188, 188, 188, 188, 188, 188, 191, 191, 191, 191,
+ 191, 191, 191, 191, 197, 197, 197, 197, 197, 197, 197, 197, 231, 231, 231,
+ 231, 231, 231, 231, 231, 239, 239, 239, 239, 239, 239, 239, 239, 9, 9,
+ 9, 9, 142, 142, 142, 142, 144, 144, 144, 144, 145, 145, 145, 145, 148,
+ 148, 148, 148, 159, 159, 159, 159, 171, 171, 171, 171, 206, 206, 206, 206,
+ 215, 215, 215, 215, 225, 225, 225, 225, 236, 236, 236, 236, 237, 237, 237,
+ 237, 199, 199, 207, 207, 234, 234, 235, 235, 192, 193, 200, 201, 202, 205,
+ 210, 213, 218, 219, 238, 240, 242, 243, 255, -1, 203, 203, 203, 203, 203,
+ 203, 203, 203, 204, 204, 204, 204, 204, 204, 204, 204, 211, 211, 211, 211,
+ 211, 211, 211, 211, 212, 212, 212, 212, 212, 212, 212, 212, 214, 214, 214,
+ 214, 214, 214, 214, 214, 221, 221, 221, 221, 221, 221, 221, 221, 222, 222,
+ 222, 222, 222, 222, 222, 222, 223, 223, 223, 223, 223, 223, 223, 223, 241,
+ 241, 241, 241, 241, 241, 241, 241, 244, 244, 244, 244, 244, 244, 244, 244,
+ 245, 245, 245, 245, 245, 245, 245, 245, 246, 246, 246, 246, 246, 246, 246,
+ 246, 247, 247, 247, 247, 247, 247, 247, 247, 248, 248, 248, 248, 248, 248,
+ 248, 248, 250, 250, 250, 250, 250, 250, 250, 250, 251, 251, 251, 251, 251,
+ 251, 251, 251, 252, 252, 252, 252, 252, 252, 252, 252, 253, 253, 253, 253,
+ 253, 253, 253, 253, 254, 254, 254, 254, 254, 254, 254, 254, 2, 2, 2,
+ 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6,
+ 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 11, 11, 11, 11, 12,
+ 12, 12, 12, 14, 14, 14, 14, 15, 15, 15, 15, 16, 16, 16, 16,
+ 17, 17, 17, 17, 18, 18, 18, 18, 19, 19, 19, 19, 20, 20, 20,
+ 20, 21, 21, 21, 21, 23, 23, 23, 23, 24, 24, 24, 24, 25, 25,
+ 25, 25, 26, 26, 26, 26, 27, 27, 27, 27, 28, 28, 28, 28, 29,
+ 29, 29, 29, 30, 30, 30, 30, 31, 31, 31, 31, 127, 127, 127, 127,
+ 220, 220, 220, 220, 249, 249, 249, 249, 10, 13, 22, 256, 93, 93, 93,
+ 93, 126, 126, 126, 126, 94, 94, 125, 125, 60, 96, 123, -1, 92, 195,
+ 208, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 128,
+ 128, 128, 128, 128, 128, 128, 128, 130, 130, 130, 130, 130, 130, 130, 130,
+ 131, 131, 131, 131, 131, 131, 131, 131, 162, 162, 162, 162, 162, 162, 162,
+ 162, 184, 184, 184, 184, 184, 184, 184, 184, 194, 194, 194, 194, 194, 194,
+ 194, 194, 224, 224, 224, 224, 224, 224, 224, 224, 226, 226, 226, 226, 226,
+ 226, 226, 226, 153, 153, 153, 153, 161, 161, 161, 161, 167, 167, 167, 167,
+ 172, 172, 172, 172, 176, 176, 176, 176, 177, 177, 177, 177, 179, 179, 179,
+ 179, 209, 209, 209, 209, 216, 216, 216, 216, 217, 217, 217, 217, 227, 227,
+ 227, 227, 229, 229, 229, 229, 230, 230, 230, 230, 129, 129, 132, 132, 133,
+ 133, 134, 134, 136, 136, 146, 146, 154, 154, 156, 156, 160, 160, 163, 163,
+ 164, 164, 169, 169, 170, 170, 173, 173, 178, 178, 181, 181, 185, 185, 186,
+ 186, 187, 187, 189, 189, 190, 190, 196, 196, 198, 198, 228, 228, 232, 232,
+ 233, 233, 1, 135, 137, 138, 139, 140, 141, 143, 147, 149, 150, 151, 152,
+ 155, 157, 158, 165, 166, 168, 174, 175, 180, 182, 183, 188, 191, 197, 231,
+ 239, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 9, 9, 9,
+ 9, 9, 9, 9, 9, 142, 142, 142, 142, 142, 142, 142, 142, 144, 144,
+ 144, 144, 144, 144, 144, 144, 145, 145, 145, 145, 145, 145, 145, 145, 148,
+ 148, 148, 148, 148, 148, 148, 148, 159, 159, 159, 159, 159, 159, 159, 159,
+ 171, 171, 171, 171, 171, 171, 171, 171, 206, 206, 206, 206, 206, 206, 206,
+ 206, 215, 215, 215, 215, 215, 215, 215, 215, 225, 225, 225, 225, 225, 225,
+ 225, 225, 236, 236, 236, 236, 236, 236, 236, 236, 237, 237, 237, 237, 237,
+ 237, 237, 237, 199, 199, 199, 199, 207, 207, 207, 207, 234, 234, 234, 234,
+ 235, 235, 235, 235, 192, 192, 193, 193, 200, 200, 201, 201, 202, 202, 205,
+ 205, 210, 210, 213, 213, 218, 218, 219, 219, 238, 238, 240, 240, 242, 242,
+ 243, 243, 255, 255, 203, 204, 211, 212, 214, 221, 222, 223, 241, 244, 245,
+ 246, 247, 248, 250, 251, 252, 253, 254, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1, 2, 2, 2, 2, 2, 2, 2,
+ 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4,
+ 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6,
+ 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8,
+ 8, 8, 8, 8, 11, 11, 11, 11, 11, 11, 11, 11, 12, 12, 12,
+ 12, 12, 12, 12, 12, 14, 14, 14, 14, 14, 14, 14, 14, 15, 15,
+ 15, 15, 15, 15, 15, 15, 16, 16, 16, 16, 16, 16, 16, 16, 17,
+ 17, 17, 17, 17, 17, 17, 17, 18, 18, 18, 18, 18, 18, 18, 18,
+ 19, 19, 19, 19, 19, 19, 19, 19, 20, 20, 20, 20, 20, 20, 20,
+ 20, 21, 21, 21, 21, 21, 21, 21, 21, 23, 23, 23, 23, 23, 23,
+ 23, 23, 24, 24, 24, 24, 24, 24, 24, 24, 25, 25, 25, 25, 25,
+ 25, 25, 25, 26, 26, 26, 26, 26, 26, 26, 26, 27, 27, 27, 27,
+ 27, 27, 27, 27, 28, 28, 28, 28, 28, 28, 28, 28, 29, 29, 29,
+ 29, 29, 29, 29, 29, 30, 30, 30, 30, 30, 30, 30, 30, 31, 31,
+ 31, 31, 31, 31, 31, 31, 127, 127, 127, 127, 127, 127, 127, 127, 220,
+ 220, 220, 220, 220, 220, 220, 220, 249, 249, 249, 249, 249, 249, 249, 249,
+ 10, 10, 13, 13, 22, 22, 256, 256, 67, 67, 67, 67, 67, 67, 67,
+ 67, 68, 68, 68, 68, 68, 68, 68, 68, 95, 95, 95, 95, 95, 95,
+ 95, 95, 98, 98, 98, 98, 98, 98, 98, 98, 100, 100, 100, 100, 100,
+ 100, 100, 100, 102, 102, 102, 102, 102, 102, 102, 102, 103, 103, 103, 103,
+ 103, 103, 103, 103, 104, 104, 104, 104, 104, 104, 104, 104, 108, 108, 108,
+ 108, 108, 108, 108, 108, 109, 109, 109, 109, 109, 109, 109, 109, 110, 110,
+ 110, 110, 110, 110, 110, 110, 112, 112, 112, 112, 112, 112, 112, 112, 114,
+ 114, 114, 114, 114, 114, 114, 114, 117, 117, 117, 117, 117, 117, 117, 117,
+ 58, 58, 58, 58, 66, 66, 66, 66, 67, 67, 67, 67, 68, 68, 68,
+ 68, 69, 69, 69, 69, 70, 70, 70, 70, 71, 71, 71, 71, 72, 72,
+ 72, 72, 73, 73, 73, 73, 74, 74, 74, 74, 75, 75, 75, 75, 76,
+ 76, 76, 76, 77, 77, 77, 77, 78, 78, 78, 78, 79, 79, 79, 79,
+ 80, 80, 80, 80, 81, 81, 81, 81, 82, 82, 82, 82, 83, 83, 83,
+ 83, 84, 84, 84, 84, 85, 85, 85, 85, 86, 86, 86, 86, 87, 87,
+ 87, 87, 89, 89, 89, 89, 106, 106, 106, 106, 107, 107, 107, 107, 113,
+ 113, 113, 113, 118, 118, 118, 118, 119, 119, 119, 119, 120, 120, 120, 120,
+ 121, 121, 121, 121, 122, 122, 122, 122, 38, 38, 42, 42, 44, 44, 59,
+ 59, 88, 88, 90, 90, -1, -1, -1, -1, 33, 33, 33, 33, 33, 33,
+ 33, 33, 34, 34, 34, 34, 34, 34, 34, 34, 40, 40, 40, 40, 40,
+ 40, 40, 40, 41, 41, 41, 41, 41, 41, 41, 41, 63, 63, 63, 63,
+ 63, 63, 63, 63, 39, 39, 39, 39, 43, 43, 43, 43, 124, 124, 124,
+ 124, 35, 35, 62, 62, 0, 36, 64, 91, 93, 126, -1, -1, 94, 94,
+ 94, 94, 94, 94, 94, 94, 125, 125, 125, 125, 125, 125, 125, 125, 60,
+ 60, 60, 60, 96, 96, 96, 96, 123, 123, 123, 123, -1, -1, -1, -1,
+ 92, 92, 92, 92, 195, 195, 195, 195, 208, 208, 208, 208, 128, 128, 130,
+ 130, 131, 131, 162, 162, 184, 184, 194, 194, 224, 224, 226, 226, 153, 161,
+ 167, 172, 176, 177, 179, 209, 216, 217, 227, 229, 230, -1, -1, -1, -1,
+ -1, -1, -1, 129, 129, 129, 129, 129, 129, 129, 129, 132, 132, 132, 132,
+ 132, 132, 132, 132, 133, 133, 133, 133, 133, 133, 133, 133, 134, 134, 134,
+ 134, 134, 134, 134, 134, 136, 136, 136, 136, 136, 136, 136, 136, 146, 146,
+ 146, 146, 146, 146, 146, 146, 154, 154, 154, 154, 154, 154, 154, 154, 156,
+ 156, 156, 156, 156, 156, 156, 156, 160, 160, 160, 160, 160, 160, 160, 160,
+ 163, 163, 163, 163, 163, 163, 163, 163, 164, 164, 164, 164, 164, 164, 164,
+ 164, 169, 169, 169, 169, 169, 169, 169, 169, 170, 170, 170, 170, 170, 170,
+ 170, 170, 173, 173, 173, 173, 173, 173, 173, 173, 178, 178, 178, 178, 178,
+ 178, 178, 178, 181, 181, 181, 181, 181, 181, 181, 181, 185, 185, 185, 185,
+ 185, 185, 185, 185, 186, 186, 186, 186, 186, 186, 186, 186, 187, 187, 187,
+ 187, 187, 187, 187, 187, 189, 189, 189, 189, 189, 189, 189, 189, 190, 190,
+ 190, 190, 190, 190, 190, 190, 196, 196, 196, 196, 196, 196, 196, 196, 198,
+ 198, 198, 198, 198, 198, 198, 198, 228, 228, 228, 228, 228, 228, 228, 228,
+ 232, 232, 232, 232, 232, 232, 232, 232, 233, 233, 233, 233, 233, 233, 233,
+ 233, 1, 1, 1, 1, 135, 135, 135, 135, 137, 137, 137, 137, 138, 138,
+ 138, 138, 139, 139, 139, 139, 140, 140, 140, 140, 141, 141, 141, 141, 143,
+ 143, 143, 143, 147, 147, 147, 147, 149, 149, 149, 149, 150, 150, 150, 150,
+ 151, 151, 151, 151, 152, 152, 152, 152, 155, 155, 155, 155, 157, 157, 157,
+ 157, 158, 158, 158, 158, 165, 165, 165, 165, 166, 166, 166, 166, 168, 168,
+ 168, 168, 174, 174, 174, 174, 175, 175, 175, 175, 180, 180, 180, 180, 182,
+ 182, 182, 182, 183, 183, 183, 183, 188, 188, 188, 188, 191, 191, 191, 191,
+ 197, 197, 197, 197, 231, 231, 231, 231, 239, 239, 239, 239, 9, 9, 142,
+ 142, 144, 144, 145, 145, 148, 148, 159, 159, 171, 171, 206, 206, 215, 215,
+ 225, 225, 236, 236, 237, 237, 199, 207, 234, 235, 192, 192, 192, 192, 192,
+ 192, 192, 192, 193, 193, 193, 193, 193, 193, 193, 193, 200, 200, 200, 200,
+ 200, 200, 200, 200, 201, 201, 201, 201, 201, 201, 201, 201, 202, 202, 202,
+ 202, 202, 202, 202, 202, 205, 205, 205, 205, 205, 205, 205, 205, 210, 210,
+ 210, 210, 210, 210, 210, 210, 213, 213, 213, 213, 213, 213, 213, 213, 218,
+ 218, 218, 218, 218, 218, 218, 218, 219, 219, 219, 219, 219, 219, 219, 219,
+ 238, 238, 238, 238, 238, 238, 238, 238, 240, 240, 240, 240, 240, 240, 240,
+ 240, 242, 242, 242, 242, 242, 242, 242, 242, 243, 243, 243, 243, 243, 243,
+ 243, 243, 255, 255, 255, 255, 255, 255, 255, 255, 203, 203, 203, 203, 204,
+ 204, 204, 204, 211, 211, 211, 211, 212, 212, 212, 212, 214, 214, 214, 214,
+ 221, 221, 221, 221, 222, 222, 222, 222, 223, 223, 223, 223, 241, 241, 241,
+ 241, 244, 244, 244, 244, 245, 245, 245, 245, 246, 246, 246, 246, 247, 247,
+ 247, 247, 248, 248, 248, 248, 250, 250, 250, 250, 251, 251, 251, 251, 252,
+ 252, 252, 252, 253, 253, 253, 253, 254, 254, 254, 254, 2, 2, 3, 3,
+ 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 11, 11, 12, 12, 14,
+ 14, 15, 15, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21,
+ 23, 23, 24, 24, 25, 25, 26, 26, 27, 27, 28, 28, 29, 29, 30,
+ 30, 31, 31, 127, 127, 220, 220, 249, 249, -1, -1, 10, 10, 10, 10,
+ 10, 10, 10, 10, 13, 13, 13, 13, 13, 13, 13, 13, 22, 22, 22,
+ 22, 22, 22, 22, 22, 256, 256, 256, 256, 256, 256, 256, 256, 45, 45,
+ 45, 45, 45, 45, 45, 45, 46, 46, 46, 46, 46, 46, 46, 46, 47,
+ 47, 47, 47, 47, 47, 47, 47, 51, 51, 51, 51, 51, 51, 51, 51,
+ 52, 52, 52, 52, 52, 52, 52, 52, 53, 53, 53, 53, 53, 53, 53,
+ 53, 54, 54, 54, 54, 54, 54, 54, 54, 55, 55, 55, 55, 55, 55,
+ 55, 55, 56, 56, 56, 56, 56, 56, 56, 56, 57, 57, 57, 57, 57,
+ 57, 57, 57, 50, 50, 50, 50, 50, 50, 50, 50, 97, 97, 97, 97,
+ 97, 97, 97, 97, 99, 99, 99, 99, 99, 99, 99, 99, 101, 101, 101,
+ 101, 101, 101, 101, 101, 105, 105, 105, 105, 105, 105, 105, 105, 111, 111,
+ 111, 111, 111, 111, 111, 111, 115, 115, 115, 115, 115, 115, 115, 115, 116,
+ 116, 116, 116, 116, 116, 116, 116, 32, 32, 32, 32, 37, 37, 37, 37,
+ 45, 45, 45, 45, 46, 46, 46, 46, 47, 47, 47, 47, 51, 51, 51,
+ 51, 52, 52, 52, 52, 53, 53, 53, 53, 54, 54, 54, 54, 55, 55,
+ 55, 55, 56, 56, 56, 56, 57, 57, 57, 57, 61, 61, 61, 61, 65,
+ 65, 65, 65, 95, 95, 95, 95, 98, 98, 98, 98, 100, 100, 100, 100,
+ 102, 102, 102, 102, 103, 103, 103, 103, 104, 104, 104, 104, 108, 108, 108,
+ 108, 109, 109, 109, 109, 110, 110, 110, 110, 112, 112, 112, 112, 114, 114,
+ 114, 114, 117, 117, 117, 117, 58, 58, 66, 66, 67, 67, 68, 68, 69,
+ 69, 70, 70, 71, 71, 72, 72, 73, 73, 74, 74, 75, 75, 76, 76,
+ 77, 77, 78, 78, 79, 79, 80, 80, 81, 81, 82, 82, 83, 83, 84,
+ 84, 85, 85, 86, 86, 87, 87, 89, 89, 106, 106, 107, 107, 113, 113,
+ 118, 118, 119, 119, 120, 120, 121, 121, 122, 122, 38, 42, 44, 59, 88,
+ 90, -1, -1, 33, 33, 33, 33, 34, 34, 34, 34, 40, 40, 40, 40,
+ 41, 41, 41, 41, 63, 63, 63, 63, 39, 39, 43, 43, 124, 124, 35,
+ 62, -1, -1, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 36, 36,
+ 36, 36, 36, 36, 36, 36, 64, 64, 64, 64, 64, 64, 64, 64, 91,
+ 91, 91, 91, 91, 91, 91, 91, 93, 93, 93, 93, 93, 93, 93, 93,
+ 126, 126, 126, 126, 126, 126, 126, 126, 94, 94, 94, 94, 125, 125, 125,
+ 125, 60, 60, 96, 96, 123, 123, -1, -1, 92, 92, 195, 195, 208, 208,
+ 128, 130, 131, 162, 184, 194, 224, 226, -1, -1, 153, 153, 153, 153, 153,
+ 153, 153, 153, 161, 161, 161, 161, 161, 161, 161, 161, 167, 167, 167, 167,
+ 167, 167, 167, 167, 172, 172, 172, 172, 172, 172, 172, 172, 176, 176, 176,
+ 176, 176, 176, 176, 176, 177, 177, 177, 177, 177, 177, 177, 177, 179, 179,
+ 179, 179, 179, 179, 179, 179, 209, 209, 209, 209, 209, 209, 209, 209, 216,
+ 216, 216, 216, 216, 216, 216, 216, 217, 217, 217, 217, 217, 217, 217, 217,
+ 227, 227, 227, 227, 227, 227, 227, 227, 229, 229, 229, 229, 229, 229, 229,
+ 229, 230, 230, 230, 230, 230, 230, 230, 230, 129, 129, 129, 129, 132, 132,
+ 132, 132, 133, 133, 133, 133, 134, 134, 134, 134, 136, 136, 136, 136, 146,
+ 146, 146, 146, 154, 154, 154, 154, 156, 156, 156, 156, 160, 160, 160, 160,
+ 163, 163, 163, 163, 164, 164, 164, 164, 169, 169, 169, 169, 170, 170, 170,
+ 170, 173, 173, 173, 173, 178, 178, 178, 178, 181, 181, 181, 181, 185, 185,
+ 185, 185, 186, 186, 186, 186, 187, 187, 187, 187, 189, 189, 189, 189, 190,
+ 190, 190, 190, 196, 196, 196, 196, 198, 198, 198, 198, 228, 228, 228, 228,
+ 232, 232, 232, 232, 233, 233, 233, 233, 1, 1, 135, 135, 137, 137, 138,
+ 138, 139, 139, 140, 140, 141, 141, 143, 143, 147, 147, 149, 149, 150, 150,
+ 151, 151, 152, 152, 155, 155, 157, 157, 158, 158, 165, 165, 166, 166, 168,
+ 168, 174, 174, 175, 175, 180, 180, 182, 182, 183, 183, 188, 188, 191, 191,
+ 197, 197, 231, 231, 239, 239, 9, 142, 144, 145, 148, 159, 171, 206, 215,
+ 225, 236, 237, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 199, 199,
+ 199, 199, 199, 199, 199, 199, 207, 207, 207, 207, 207, 207, 207, 207, 234,
+ 234, 234, 234, 234, 234, 234, 234, 235, 235, 235, 235, 235, 235, 235, 235,
+ 192, 192, 192, 192, 193, 193, 193, 193, 200, 200, 200, 200, 201, 201, 201,
+ 201, 202, 202, 202, 202, 205, 205, 205, 205, 210, 210, 210, 210, 213, 213,
+ 213, 213, 218, 218, 218, 218, 219, 219, 219, 219, 238, 238, 238, 238, 240,
+ 240, 240, 240, 242, 242, 242, 242, 243, 243, 243, 243, 255, 255, 255, 255,
+ 203, 203, 204, 204, 211, 211, 212, 212, 214, 214, 221, 221, 222, 222, 223,
+ 223, 241, 241, 244, 244, 245, 245, 246, 246, 247, 247, 248, 248, 250, 250,
+ 251, 251, 252, 252, 253, 253, 254, 254, 2, 3, 4, 5, 6, 7, 8,
+ 11, 12, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 25, 26, 27,
+ 28, 29, 30, 31, 127, 220, 249, -1, 10, 10, 10, 10, 13, 13, 13,
+ 13, 22, 22, 22, 22, 256, 256, 256, 256,
};
static const gpr_uint8 inverse_base64[256] = {
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62, 255,
- 255, 255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255,
- 255, 64, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
- 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
- 25, 255, 255, 255, 255, 255, 255, 26, 27, 28, 29, 30, 31, 32, 33,
- 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
- 49, 50, 51, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
- 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 62, 255,
+ 255, 255, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 255, 255,
+ 255, 64, 255, 255, 255, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,
+ 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24,
+ 25, 255, 255, 255, 255, 255, 255, 26, 27, 28, 29, 30, 31, 32, 33,
+ 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
+ 49, 50, 51, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
+ 255,
};
/* emission helpers */
-static void on_hdr(grpc_chttp2_hpack_parser *p, grpc_mdelem *md,
- int add_to_table) {
- if (add_to_table) {
- GRPC_MDELEM_REF(md);
- grpc_chttp2_hptbl_add(&p->table, md);
- }
- p->on_header(p->on_header_user_data, md);
+static void
+on_hdr (grpc_chttp2_hpack_parser * p, grpc_mdelem * md, int add_to_table)
+{
+ if (add_to_table)
+ {
+ GRPC_MDELEM_REF (md);
+ grpc_chttp2_hptbl_add (&p->table, md);
+ }
+ p->on_header (p->on_header_user_data, md);
}
-static grpc_mdstr *take_string(grpc_chttp2_hpack_parser *p,
- grpc_chttp2_hpack_parser_string *str) {
- grpc_mdstr *s = grpc_mdstr_from_buffer(p->table.mdctx, (gpr_uint8 *)str->str,
- str->length);
+static grpc_mdstr *
+take_string (grpc_chttp2_hpack_parser * p, grpc_chttp2_hpack_parser_string * str)
+{
+ grpc_mdstr *s = grpc_mdstr_from_buffer (p->table.mdctx, (gpr_uint8 *) str->str,
+ str->length);
str->length = 0;
return s;
}
/* jump to the next state */
-static int parse_next(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+parse_next (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
p->state = *p->next_state++;
- return p->state(p, cur, end);
+ return p->state (p, cur, end);
}
/* begin parsing a header: all functionality is encoded into lookup tables
above */
-static int parse_begin(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_begin;
- return 1;
- }
-
- return first_byte_action[first_byte_lut[*cur]](p, cur, end);
+static int
+parse_begin (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_begin;
+ return 1;
+ }
+
+ return first_byte_action[first_byte_lut[*cur]] (p, cur, end);
}
/* stream dependency and prioritization data: we just skip it */
-static int parse_stream_weight(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_stream_weight;
- return 1;
- }
-
- return p->after_prioritization(p, cur + 1, end);
+static int
+parse_stream_weight (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_stream_weight;
+ return 1;
+ }
+
+ return p->after_prioritization (p, cur + 1, end);
}
-static int parse_stream_dep3(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_stream_dep3;
- return 1;
- }
+static int
+parse_stream_dep3 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_stream_dep3;
+ return 1;
+ }
- return parse_stream_weight(p, cur + 1, end);
+ return parse_stream_weight (p, cur + 1, end);
}
-static int parse_stream_dep2(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_stream_dep2;
- return 1;
- }
+static int
+parse_stream_dep2 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_stream_dep2;
+ return 1;
+ }
- return parse_stream_dep3(p, cur + 1, end);
+ return parse_stream_dep3 (p, cur + 1, end);
}
-static int parse_stream_dep1(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_stream_dep1;
- return 1;
- }
+static int
+parse_stream_dep1 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_stream_dep1;
+ return 1;
+ }
- return parse_stream_dep2(p, cur + 1, end);
+ return parse_stream_dep2 (p, cur + 1, end);
}
-static int parse_stream_dep0(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_stream_dep0;
- return 1;
- }
+static int
+parse_stream_dep0 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_stream_dep0;
+ return 1;
+ }
- return parse_stream_dep1(p, cur + 1, end);
+ return parse_stream_dep1 (p, cur + 1, end);
}
/* emit an indexed field; for now just logs it to console; jumps to
begin the next field on completion */
-static int finish_indexed_field(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
- GRPC_MDELEM_REF(md);
- on_hdr(p, md, 0);
- return parse_begin(p, cur, end);
+static int
+finish_indexed_field (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ grpc_mdelem *md = grpc_chttp2_hptbl_lookup (&p->table, p->index);
+ GRPC_MDELEM_REF (md);
+ on_hdr (p, md, 0);
+ return parse_begin (p, cur, end);
}
/* parse an indexed field with index < 127 */
-static int parse_indexed_field(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_indexed_field (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
p->index = (*cur) & 0x7f;
- return finish_indexed_field(p, cur + 1, end);
+ return finish_indexed_field (p, cur + 1, end);
}
/* parse an indexed field with index >= 127 */
-static int parse_indexed_field_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_indexed_field_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- finish_indexed_field};
+ finish_indexed_field
+ };
p->next_state = and_then;
p->index = 0x7f;
p->parsing.value = &p->index;
- return parse_value0(p, cur + 1, end);
+ return parse_value0 (p, cur + 1, end);
}
/* finish a literal header with incremental indexing: just log, and jump to '
begin */
-static int finish_lithdr_incidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- GRPC_MDSTR_REF(md->key),
- take_string(p, &p->value)),
- 1);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_incidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ grpc_mdelem *md = grpc_chttp2_hptbl_lookup (&p->table, p->index);
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, GRPC_MDSTR_REF (md->key), take_string (p, &p->value)), 1);
+ return parse_begin (p, cur, end);
}
/* finish a literal header with incremental indexing with no index */
-static int finish_lithdr_incidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- take_string(p, &p->key),
- take_string(p, &p->value)),
- 1);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_incidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, take_string (p, &p->key), take_string (p, &p->value)), 1);
+ return parse_begin (p, cur, end);
}
/* parse a literal header with incremental indexing; index < 63 */
-static int parse_lithdr_incidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_incidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_value_string_with_indexed_key, finish_lithdr_incidx};
+ parse_value_string_with_indexed_key, finish_lithdr_incidx
+ };
p->next_state = and_then;
p->index = (*cur) & 0x3f;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* parse a literal header with incremental indexing; index >= 63 */
-static int parse_lithdr_incidx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_incidx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_string_prefix, parse_value_string_with_indexed_key,
- finish_lithdr_incidx};
+ parse_string_prefix, parse_value_string_with_indexed_key,
+ finish_lithdr_incidx
+ };
p->next_state = and_then;
p->index = 0x3f;
p->parsing.value = &p->index;
- return parse_value0(p, cur + 1, end);
+ return parse_value0 (p, cur + 1, end);
}
/* parse a literal header with incremental indexing; index = 0 */
-static int parse_lithdr_incidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_incidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_key_string, parse_string_prefix,
- parse_value_string_with_literal_key, finish_lithdr_incidx_v};
+ parse_key_string, parse_string_prefix,
+ parse_value_string_with_literal_key, finish_lithdr_incidx_v
+ };
p->next_state = and_then;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* finish a literal header without incremental indexing */
-static int finish_lithdr_notidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- GRPC_MDSTR_REF(md->key),
- take_string(p, &p->value)),
- 0);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_notidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ grpc_mdelem *md = grpc_chttp2_hptbl_lookup (&p->table, p->index);
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, GRPC_MDSTR_REF (md->key), take_string (p, &p->value)), 0);
+ return parse_begin (p, cur, end);
}
/* finish a literal header without incremental indexing with index = 0 */
-static int finish_lithdr_notidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- take_string(p, &p->key),
- take_string(p, &p->value)),
- 0);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_notidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, take_string (p, &p->key), take_string (p, &p->value)), 0);
+ return parse_begin (p, cur, end);
}
/* parse a literal header without incremental indexing; index < 15 */
-static int parse_lithdr_notidx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_notidx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_value_string_with_indexed_key, finish_lithdr_notidx};
+ parse_value_string_with_indexed_key, finish_lithdr_notidx
+ };
p->next_state = and_then;
p->index = (*cur) & 0xf;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* parse a literal header without incremental indexing; index >= 15 */
-static int parse_lithdr_notidx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_notidx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_string_prefix, parse_value_string_with_indexed_key,
- finish_lithdr_notidx};
+ parse_string_prefix, parse_value_string_with_indexed_key,
+ finish_lithdr_notidx
+ };
p->next_state = and_then;
p->index = 0xf;
p->parsing.value = &p->index;
- return parse_value0(p, cur + 1, end);
+ return parse_value0 (p, cur + 1, end);
}
/* parse a literal header without incremental indexing; index == 0 */
-static int parse_lithdr_notidx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_notidx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_key_string, parse_string_prefix,
- parse_value_string_with_literal_key, finish_lithdr_notidx_v};
+ parse_key_string, parse_string_prefix,
+ parse_value_string_with_literal_key, finish_lithdr_notidx_v
+ };
p->next_state = and_then;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* finish a literal header that is never indexed */
-static int finish_lithdr_nvridx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- grpc_mdelem *md = grpc_chttp2_hptbl_lookup(&p->table, p->index);
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- GRPC_MDSTR_REF(md->key),
- take_string(p, &p->value)),
- 0);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_nvridx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ grpc_mdelem *md = grpc_chttp2_hptbl_lookup (&p->table, p->index);
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, GRPC_MDSTR_REF (md->key), take_string (p, &p->value)), 0);
+ return parse_begin (p, cur, end);
}
/* finish a literal header that is never indexed with an extra value */
-static int finish_lithdr_nvridx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- on_hdr(p, grpc_mdelem_from_metadata_strings(p->table.mdctx,
- take_string(p, &p->key),
- take_string(p, &p->value)),
- 0);
- return parse_begin(p, cur, end);
+static int
+finish_lithdr_nvridx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ on_hdr (p, grpc_mdelem_from_metadata_strings (p->table.mdctx, take_string (p, &p->key), take_string (p, &p->value)), 0);
+ return parse_begin (p, cur, end);
}
/* parse a literal header that is never indexed; index < 15 */
-static int parse_lithdr_nvridx(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_nvridx (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_value_string_with_indexed_key, finish_lithdr_nvridx};
+ parse_value_string_with_indexed_key, finish_lithdr_nvridx
+ };
p->next_state = and_then;
p->index = (*cur) & 0xf;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* parse a literal header that is never indexed; index >= 15 */
-static int parse_lithdr_nvridx_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_nvridx_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_string_prefix, parse_value_string_with_indexed_key,
- finish_lithdr_nvridx};
+ parse_string_prefix, parse_value_string_with_indexed_key,
+ finish_lithdr_nvridx
+ };
p->next_state = and_then;
p->index = 0xf;
p->parsing.value = &p->index;
- return parse_value0(p, cur + 1, end);
+ return parse_value0 (p, cur + 1, end);
}
/* parse a literal header that is never indexed; index == 0 */
-static int parse_lithdr_nvridx_v(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_lithdr_nvridx_v (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- parse_key_string, parse_string_prefix,
- parse_value_string_with_literal_key, finish_lithdr_nvridx_v};
+ parse_key_string, parse_string_prefix,
+ parse_value_string_with_literal_key, finish_lithdr_nvridx_v
+ };
p->next_state = and_then;
- return parse_string_prefix(p, cur + 1, end);
+ return parse_string_prefix (p, cur + 1, end);
}
/* finish parsing a max table size change */
-static int finish_max_tbl_size(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- gpr_log(GPR_INFO, "MAX TABLE SIZE: %d", p->index);
- abort(); /* not implemented */
- return parse_begin(p, cur, end);
+static int
+finish_max_tbl_size (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ gpr_log (GPR_INFO, "MAX TABLE SIZE: %d", p->index);
+ abort (); /* not implemented */
+ return parse_begin (p, cur, end);
}
/* parse a max table size change, max size < 15 */
-static int parse_max_tbl_size(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+parse_max_tbl_size (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
p->index = (*cur) & 0xf;
- return finish_max_tbl_size(p, cur + 1, end);
+ return finish_max_tbl_size (p, cur + 1, end);
}
/* parse a max table size change, max size >= 15 */
-static int parse_max_tbl_size_x(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
+static int
+parse_max_tbl_size_x (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
static const grpc_chttp2_hpack_parser_state and_then[] = {
- finish_max_tbl_size};
+ finish_max_tbl_size
+ };
p->next_state = and_then;
p->index = 0xf;
p->parsing.value = &p->index;
- return parse_value0(p, cur + 1, end);
+ return parse_value0 (p, cur + 1, end);
}
/* a parse error: jam the parse state into parse_error, and return error */
-static int parse_error(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+parse_error (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
p->state = parse_error;
return 0;
}
/* parse the 1st byte of a varint into p->parsing.value
no overflow is possible */
-static int parse_value0(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_value0;
- return 1;
- }
+static int
+parse_value0 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_value0;
+ return 1;
+ }
*p->parsing.value += (*cur) & 0x7f;
- if ((*cur) & 0x80) {
- return parse_value1(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+ if ((*cur) & 0x80)
+ {
+ return parse_value1 (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
}
/* parse the 2nd byte of a varint into p->parsing.value
no overflow is possible */
-static int parse_value1(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_value1;
- return 1;
- }
-
- *p->parsing.value += (((gpr_uint32)*cur) & 0x7f) << 7;
-
- if ((*cur) & 0x80) {
- return parse_value2(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+static int
+parse_value1 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_value1;
+ return 1;
+ }
+
+ *p->parsing.value += (((gpr_uint32) * cur) & 0x7f) << 7;
+
+ if ((*cur) & 0x80)
+ {
+ return parse_value2 (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
}
/* parse the 3rd byte of a varint into p->parsing.value
no overflow is possible */
-static int parse_value2(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_value2;
- return 1;
- }
-
- *p->parsing.value += (((gpr_uint32)*cur) & 0x7f) << 14;
-
- if ((*cur) & 0x80) {
- return parse_value3(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+static int
+parse_value2 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_value2;
+ return 1;
+ }
+
+ *p->parsing.value += (((gpr_uint32) * cur) & 0x7f) << 14;
+
+ if ((*cur) & 0x80)
+ {
+ return parse_value3 (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
}
/* parse the 4th byte of a varint into p->parsing.value
no overflow is possible */
-static int parse_value3(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_value3;
- return 1;
- }
-
- *p->parsing.value += (((gpr_uint32)*cur) & 0x7f) << 21;
-
- if ((*cur) & 0x80) {
- return parse_value4(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+static int
+parse_value3 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_value3;
+ return 1;
+ }
+
+ *p->parsing.value += (((gpr_uint32) * cur) & 0x7f) << 21;
+
+ if ((*cur) & 0x80)
+ {
+ return parse_value4 (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
}
/* parse the 5th byte of a varint into p->parsing.value
depending on the byte, we may overflow, and care must be taken */
-static int parse_value4(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+parse_value4 (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
gpr_uint8 c;
gpr_uint32 cur_value;
gpr_uint32 add_value;
- if (cur == end) {
- p->state = parse_value4;
- return 1;
- }
+ if (cur == end)
+ {
+ p->state = parse_value4;
+ return 1;
+ }
c = (*cur) & 0x7f;
- if (c > 0xf) {
- goto error;
- }
+ if (c > 0xf)
+ {
+ goto error;
+ }
cur_value = *p->parsing.value;
- add_value = ((gpr_uint32)c) << 28;
- if (add_value > 0xffffffffu - cur_value) {
- goto error;
- }
+ add_value = ((gpr_uint32) c) << 28;
+ if (add_value > 0xffffffffu - cur_value)
+ {
+ goto error;
+ }
*p->parsing.value = cur_value + add_value;
- if ((*cur) & 0x80) {
- return parse_value5up(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+ if ((*cur) & 0x80)
+ {
+ return parse_value5up (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
error:
- gpr_log(GPR_ERROR,
- "integer overflow in hpack integer decoding: have 0x%08x, "
- "got byte 0x%02x",
- *p->parsing.value, *cur);
- return parse_error(p, cur, end);
+ gpr_log (GPR_ERROR, "integer overflow in hpack integer decoding: have 0x%08x, " "got byte 0x%02x", *p->parsing.value, *cur);
+ return parse_error (p, cur, end);
}
/* parse any trailing bytes in a varint: it's possible to append an arbitrary
number of 0x80's and not affect the value - a zero will terminate - and
anything else will overflow */
-static int parse_value5up(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- while (cur != end && *cur == 0x80) {
- ++cur;
- }
-
- if (cur == end) {
- p->state = parse_value5up;
- return 1;
- }
-
- if (*cur == 0) {
- return parse_next(p, cur + 1, end);
- }
-
- gpr_log(GPR_ERROR,
- "integer overflow in hpack integer decoding: have 0x%08x, "
- "got byte 0x%02x sometime after byte 4");
- return parse_error(p, cur, end);
+static int
+parse_value5up (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ while (cur != end && *cur == 0x80)
+ {
+ ++cur;
+ }
+
+ if (cur == end)
+ {
+ p->state = parse_value5up;
+ return 1;
+ }
+
+ if (*cur == 0)
+ {
+ return parse_next (p, cur + 1, end);
+ }
+
+ gpr_log (GPR_ERROR, "integer overflow in hpack integer decoding: have 0x%08x, " "got byte 0x%02x sometime after byte 4");
+ return parse_error (p, cur, end);
}
/* parse a string prefix */
-static int parse_string_prefix(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur, const gpr_uint8 *end) {
- if (cur == end) {
- p->state = parse_string_prefix;
- return 1;
- }
+static int
+parse_string_prefix (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (cur == end)
+ {
+ p->state = parse_string_prefix;
+ return 1;
+ }
p->strlen = (*cur) & 0x7f;
p->huff = (*cur) >> 7;
- if (p->strlen == 0x7f) {
- p->parsing.value = &p->strlen;
- return parse_value0(p, cur + 1, end);
- } else {
- return parse_next(p, cur + 1, end);
- }
+ if (p->strlen == 0x7f)
+ {
+ p->parsing.value = &p->strlen;
+ return parse_value0 (p, cur + 1, end);
+ }
+ else
+ {
+ return parse_next (p, cur + 1, end);
+ }
}
/* append some bytes to a string */
-static void append_bytes(grpc_chttp2_hpack_parser_string *str,
- const gpr_uint8 *data, size_t length) {
- if (length + str->length > str->capacity) {
- GPR_ASSERT(str->length + length <= GPR_UINT32_MAX);
- str->capacity = (gpr_uint32)(str->length + length);
- str->str = gpr_realloc(str->str, str->capacity);
- }
- memcpy(str->str + str->length, data, length);
- GPR_ASSERT(length <= GPR_UINT32_MAX - str->length);
- str->length += (gpr_uint32)length;
+static void
+append_bytes (grpc_chttp2_hpack_parser_string * str, const gpr_uint8 * data, size_t length)
+{
+ if (length + str->length > str->capacity)
+ {
+ GPR_ASSERT (str->length + length <= GPR_UINT32_MAX);
+ str->capacity = (gpr_uint32) (str->length + length);
+ str->str = gpr_realloc (str->str, str->capacity);
+ }
+ memcpy (str->str + str->length, data, length);
+ GPR_ASSERT (length <= GPR_UINT32_MAX - str->length);
+ str->length += (gpr_uint32) length;
}
-static int append_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+append_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
grpc_chttp2_hpack_parser_string *str = p->parsing.str;
gpr_uint32 bits;
gpr_uint8 decoded[3];
- switch ((binary_state)p->binary) {
+ switch ((binary_state) p->binary)
+ {
case NOT_BINARY:
- append_bytes(str, cur, (size_t)(end - cur));
+ append_bytes (str, cur, (size_t) (end - cur));
return 1;
b64_byte0:
case B64_BYTE0:
- if (cur == end) {
- p->binary = B64_BYTE0;
- return 1;
- }
+ if (cur == end)
+ {
+ p->binary = B64_BYTE0;
+ return 1;
+ }
bits = inverse_base64[*cur];
++cur;
if (bits == 255)
- return 0;
+ return 0;
else if (bits == 64)
- goto b64_byte0;
+ goto b64_byte0;
p->base64_buffer = bits << 18;
- /* fallthrough */
+ /* fallthrough */
b64_byte1:
case B64_BYTE1:
- if (cur == end) {
- p->binary = B64_BYTE1;
- return 1;
- }
+ if (cur == end)
+ {
+ p->binary = B64_BYTE1;
+ return 1;
+ }
bits = inverse_base64[*cur];
++cur;
if (bits == 255)
- return 0;
+ return 0;
else if (bits == 64)
- goto b64_byte1;
+ goto b64_byte1;
p->base64_buffer |= bits << 12;
- /* fallthrough */
+ /* fallthrough */
b64_byte2:
case B64_BYTE2:
- if (cur == end) {
- p->binary = B64_BYTE2;
- return 1;
- }
+ if (cur == end)
+ {
+ p->binary = B64_BYTE2;
+ return 1;
+ }
bits = inverse_base64[*cur];
++cur;
if (bits == 255)
- return 0;
+ return 0;
else if (bits == 64)
- goto b64_byte2;
+ goto b64_byte2;
p->base64_buffer |= bits << 6;
- /* fallthrough */
+ /* fallthrough */
b64_byte3:
case B64_BYTE3:
- if (cur == end) {
- p->binary = B64_BYTE3;
- return 1;
- }
+ if (cur == end)
+ {
+ p->binary = B64_BYTE3;
+ return 1;
+ }
bits = inverse_base64[*cur];
++cur;
if (bits == 255)
- return 0;
+ return 0;
else if (bits == 64)
- goto b64_byte3;
+ goto b64_byte3;
p->base64_buffer |= bits;
bits = p->base64_buffer;
- decoded[0] = (gpr_uint8)(bits >> 16);
- decoded[1] = (gpr_uint8)(bits >> 8);
- decoded[2] = (gpr_uint8)(bits);
- append_bytes(str, decoded, 3);
+ decoded[0] = (gpr_uint8) (bits >> 16);
+ decoded[1] = (gpr_uint8) (bits >> 8);
+ decoded[2] = (gpr_uint8) (bits);
+ append_bytes (str, decoded, 3);
goto b64_byte0;
- }
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
+ }
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
return 1;
}
/* append a null terminator to a string */
-static int finish_str(grpc_chttp2_hpack_parser *p) {
+static int
+finish_str (grpc_chttp2_hpack_parser * p)
+{
gpr_uint8 terminator = 0;
gpr_uint8 decoded[2];
gpr_uint32 bits;
grpc_chttp2_hpack_parser_string *str = p->parsing.str;
- switch ((binary_state)p->binary) {
+ switch ((binary_state) p->binary)
+ {
case NOT_BINARY:
break;
case B64_BYTE0:
break;
case B64_BYTE1:
- gpr_log(GPR_ERROR, "illegal base64 encoding");
- return 0; /* illegal encoding */
+ gpr_log (GPR_ERROR, "illegal base64 encoding");
+ return 0; /* illegal encoding */
case B64_BYTE2:
bits = p->base64_buffer;
- if (bits & 0xffff) {
- gpr_log(GPR_ERROR, "trailing bits in base64 encoding: 0x%04x",
- bits & 0xffff);
- return 0;
- }
- decoded[0] = (gpr_uint8)(bits >> 16);
- append_bytes(str, decoded, 1);
+ if (bits & 0xffff)
+ {
+ gpr_log (GPR_ERROR, "trailing bits in base64 encoding: 0x%04x", bits & 0xffff);
+ return 0;
+ }
+ decoded[0] = (gpr_uint8) (bits >> 16);
+ append_bytes (str, decoded, 1);
break;
case B64_BYTE3:
bits = p->base64_buffer;
- if (bits & 0xff) {
- gpr_log(GPR_ERROR, "trailing bits in base64 encoding: 0x%02x",
- bits & 0xff);
- return 0;
- }
- decoded[0] = (gpr_uint8)(bits >> 16);
- decoded[1] = (gpr_uint8)(bits >> 8);
- append_bytes(str, decoded, 2);
+ if (bits & 0xff)
+ {
+ gpr_log (GPR_ERROR, "trailing bits in base64 encoding: 0x%02x", bits & 0xff);
+ return 0;
+ }
+ decoded[0] = (gpr_uint8) (bits >> 16);
+ decoded[1] = (gpr_uint8) (bits >> 8);
+ append_bytes (str, decoded, 2);
break;
- }
- append_bytes(str, &terminator, 1);
- p->parsing.str->length--; /* don't actually count the null terminator */
+ }
+ append_bytes (str, &terminator, 1);
+ p->parsing.str->length--; /* don't actually count the null terminator */
return 1;
}
/* decode a nibble from a huffman encoded stream */
-static int huff_nibble(grpc_chttp2_hpack_parser *p, gpr_uint8 nibble) {
+static int
+huff_nibble (grpc_chttp2_hpack_parser * p, gpr_uint8 nibble)
+{
gpr_int16 emit = emit_sub_tbl[16 * emit_tbl[p->huff_state] + nibble];
gpr_int16 next = next_sub_tbl[16 * next_tbl[p->huff_state] + nibble];
- if (emit != -1) {
- if (emit >= 0 && emit < 256) {
- gpr_uint8 c = (gpr_uint8)emit;
- if (!append_string(p, &c, (&c) + 1)) return 0;
- } else {
- assert(emit == 256);
+ if (emit != -1)
+ {
+ if (emit >= 0 && emit < 256)
+ {
+ gpr_uint8 c = (gpr_uint8) emit;
+ if (!append_string (p, &c, (&c) + 1))
+ return 0;
+ }
+ else
+ {
+ assert (emit == 256);
+ }
}
- }
p->huff_state = next;
return 1;
}
/* decode full bytes from a huffman encoded stream */
-static int add_huff_bytes(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- for (; cur != end; ++cur) {
- if (!huff_nibble(p, *cur >> 4) || !huff_nibble(p, *cur & 0xf)) return 0;
- }
+static int
+add_huff_bytes (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ for (; cur != end; ++cur)
+ {
+ if (!huff_nibble (p, *cur >> 4) || !huff_nibble (p, *cur & 0xf))
+ return 0;
+ }
return 1;
}
/* decode some string bytes based on the current decoding mode
(huffman or not) */
-static int add_str_bytes(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- if (p->huff) {
- return add_huff_bytes(p, cur, end);
- } else {
- return append_string(p, cur, end);
- }
+static int
+add_str_bytes (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ if (p->huff)
+ {
+ return add_huff_bytes (p, cur, end);
+ }
+ else
+ {
+ return append_string (p, cur, end);
+ }
}
/* parse a string - tries to do large chunks at a time */
-static int parse_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
+static int
+parse_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
size_t remaining = p->strlen - p->strgot;
- size_t given = (size_t)(end - cur);
- if (remaining <= given) {
- return add_str_bytes(p, cur, cur + remaining) && finish_str(p) &&
- parse_next(p, cur + remaining, end);
- } else {
- if (!add_str_bytes(p, cur, cur + given)) return 0;
- GPR_ASSERT(given <= GPR_UINT32_MAX - p->strgot);
- p->strgot += (gpr_uint32)given;
- p->state = parse_string;
- return 1;
- }
+ size_t given = (size_t) (end - cur);
+ if (remaining <= given)
+ {
+ return add_str_bytes (p, cur, cur + remaining) && finish_str (p) && parse_next (p, cur + remaining, end);
+ }
+ else
+ {
+ if (!add_str_bytes (p, cur, cur + given))
+ return 0;
+ GPR_ASSERT (given <= GPR_UINT32_MAX - p->strgot);
+ p->strgot += (gpr_uint32) given;
+ p->state = parse_string;
+ return 1;
+ }
}
/* begin parsing a string - performs setup, calls parse_string */
-static int begin_parse_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end, gpr_uint8 binary,
- grpc_chttp2_hpack_parser_string *str) {
+static int
+begin_parse_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end, gpr_uint8 binary, grpc_chttp2_hpack_parser_string * str)
+{
p->strgot = 0;
str->length = 0;
p->parsing.str = str;
p->huff_state = 0;
p->binary = binary;
- return parse_string(p, cur, end);
+ return parse_string (p, cur, end);
}
/* parse the key string */
-static int parse_key_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- return begin_parse_string(p, cur, end, NOT_BINARY, &p->key);
+static int
+parse_key_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ return begin_parse_string (p, cur, end, NOT_BINARY, &p->key);
}
/* check if a key represents a binary header or not */
-typedef enum { BINARY_HEADER, PLAINTEXT_HEADER, ERROR_HEADER } is_binary_header;
+typedef enum
+{ BINARY_HEADER, PLAINTEXT_HEADER, ERROR_HEADER } is_binary_header;
-static is_binary_header is_binary_literal_header(grpc_chttp2_hpack_parser *p) {
- return grpc_is_binary_header(p->key.str, p->key.length) ? BINARY_HEADER
- : PLAINTEXT_HEADER;
+static is_binary_header
+is_binary_literal_header (grpc_chttp2_hpack_parser * p)
+{
+ return grpc_is_binary_header (p->key.str, p->key.length) ? BINARY_HEADER : PLAINTEXT_HEADER;
}
-static is_binary_header is_binary_indexed_header(grpc_chttp2_hpack_parser *p) {
- grpc_mdelem *elem = grpc_chttp2_hptbl_lookup(&p->table, p->index);
- if (!elem) return ERROR_HEADER;
- return grpc_is_binary_header(
- (const char *)GPR_SLICE_START_PTR(elem->key->slice),
- GPR_SLICE_LENGTH(elem->key->slice))
- ? BINARY_HEADER
- : PLAINTEXT_HEADER;
+static is_binary_header
+is_binary_indexed_header (grpc_chttp2_hpack_parser * p)
+{
+ grpc_mdelem *elem = grpc_chttp2_hptbl_lookup (&p->table, p->index);
+ if (!elem)
+ return ERROR_HEADER;
+ return grpc_is_binary_header ((const char *) GPR_SLICE_START_PTR (elem->key->slice), GPR_SLICE_LENGTH (elem->key->slice)) ? BINARY_HEADER : PLAINTEXT_HEADER;
}
/* parse the value string */
-static int parse_value_string(grpc_chttp2_hpack_parser *p, const gpr_uint8 *cur,
- const gpr_uint8 *end, is_binary_header type) {
- switch (type) {
+static int
+parse_value_string (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end, is_binary_header type)
+{
+ switch (type)
+ {
case BINARY_HEADER:
- return begin_parse_string(p, cur, end, B64_BYTE0, &p->value);
+ return begin_parse_string (p, cur, end, B64_BYTE0, &p->value);
case PLAINTEXT_HEADER:
- return begin_parse_string(p, cur, end, NOT_BINARY, &p->value);
+ return begin_parse_string (p, cur, end, NOT_BINARY, &p->value);
case ERROR_HEADER:
return 0;
- }
+ }
/* Add code to prevent return without value error */
- gpr_log(GPR_ERROR, "Should never reach beyond switch in parse_value_string");
- abort();
+ gpr_log (GPR_ERROR, "Should never reach beyond switch in parse_value_string");
+ abort ();
return 0;
}
-static int parse_value_string_with_indexed_key(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- return parse_value_string(p, cur, end, is_binary_indexed_header(p));
+static int
+parse_value_string_with_indexed_key (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ return parse_value_string (p, cur, end, is_binary_indexed_header (p));
}
-static int parse_value_string_with_literal_key(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *cur,
- const gpr_uint8 *end) {
- return parse_value_string(p, cur, end, is_binary_literal_header(p));
+static int
+parse_value_string_with_literal_key (grpc_chttp2_hpack_parser * p, const gpr_uint8 * cur, const gpr_uint8 * end)
+{
+ return parse_value_string (p, cur, end, is_binary_literal_header (p));
}
/* PUBLIC INTERFACE */
-static void on_header_not_set(void *user_data, grpc_mdelem *md) {
- char *keyhex = gpr_dump_slice(md->key->slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
- char *valuehex =
- gpr_dump_slice(md->value->slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
- gpr_log(GPR_ERROR, "on_header callback not set; key=%s value=%s", keyhex,
- valuehex);
- gpr_free(keyhex);
- gpr_free(valuehex);
- GRPC_MDELEM_UNREF(md);
- abort();
+static void
+on_header_not_set (void *user_data, grpc_mdelem * md)
+{
+ char *keyhex = gpr_dump_slice (md->key->slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
+ char *valuehex = gpr_dump_slice (md->value->slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
+ gpr_log (GPR_ERROR, "on_header callback not set; key=%s value=%s", keyhex, valuehex);
+ gpr_free (keyhex);
+ gpr_free (valuehex);
+ GRPC_MDELEM_UNREF (md);
+ abort ();
}
-void grpc_chttp2_hpack_parser_init(grpc_chttp2_hpack_parser *p,
- grpc_mdctx *mdctx) {
+void
+grpc_chttp2_hpack_parser_init (grpc_chttp2_hpack_parser * p, grpc_mdctx * mdctx)
+{
p->on_header = on_header_not_set;
p->on_header_user_data = NULL;
p->state = parse_begin;
@@ -1354,58 +1429,62 @@ void grpc_chttp2_hpack_parser_init(grpc_chttp2_hpack_parser *p,
p->value.str = NULL;
p->value.capacity = 0;
p->value.length = 0;
- grpc_chttp2_hptbl_init(&p->table, mdctx);
+ grpc_chttp2_hptbl_init (&p->table, mdctx);
}
-void grpc_chttp2_hpack_parser_set_has_priority(grpc_chttp2_hpack_parser *p) {
+void
+grpc_chttp2_hpack_parser_set_has_priority (grpc_chttp2_hpack_parser * p)
+{
p->after_prioritization = p->state;
p->state = parse_stream_dep0;
}
-void grpc_chttp2_hpack_parser_destroy(grpc_chttp2_hpack_parser *p) {
- grpc_chttp2_hptbl_destroy(&p->table);
- gpr_free(p->key.str);
- gpr_free(p->value.str);
+void
+grpc_chttp2_hpack_parser_destroy (grpc_chttp2_hpack_parser * p)
+{
+ grpc_chttp2_hptbl_destroy (&p->table);
+ gpr_free (p->key.str);
+ gpr_free (p->value.str);
}
-int grpc_chttp2_hpack_parser_parse(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *beg, const gpr_uint8 *end) {
+int
+grpc_chttp2_hpack_parser_parse (grpc_chttp2_hpack_parser * p, const gpr_uint8 * beg, const gpr_uint8 * end)
+{
/* TODO(ctiller): limit the distance of end from beg, and perform multiple
- steps in the event of a large chunk of data to limit
- stack space usage when no tail call optimization is
- available */
- return p->state(p, beg, end);
+ steps in the event of a large chunk of data to limit
+ stack space usage when no tail call optimization is
+ available */
+ return p->state (p, beg, end);
}
-grpc_chttp2_parse_error grpc_chttp2_header_parser_parse(
- void *hpack_parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
+grpc_chttp2_parse_error
+grpc_chttp2_header_parser_parse (void *hpack_parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
grpc_chttp2_hpack_parser *parser = hpack_parser;
- if (!grpc_chttp2_hpack_parser_parse(parser, GPR_SLICE_START_PTR(slice),
- GPR_SLICE_END_PTR(slice))) {
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
- if (is_last) {
- if (parser->is_boundary && parser->state != parse_begin) {
- gpr_log(GPR_ERROR,
- "end of header frame not aligned with a hpack record boundary");
+ if (!grpc_chttp2_hpack_parser_parse (parser, GPR_SLICE_START_PTR (slice), GPR_SLICE_END_PTR (slice)))
+ {
return GRPC_CHTTP2_CONNECTION_ERROR;
}
- if (parser->is_boundary) {
- grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into(
- &stream_parsing->incoming_metadata,
- &stream_parsing->data_parser.incoming_sopb);
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing,
- stream_parsing);
- }
- if (parser->is_eof) {
- stream_parsing->received_close = 1;
+ if (is_last)
+ {
+ if (parser->is_boundary && parser->state != parse_begin)
+ {
+ gpr_log (GPR_ERROR, "end of header frame not aligned with a hpack record boundary");
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+ if (parser->is_boundary)
+ {
+ grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into (&stream_parsing->incoming_metadata, &stream_parsing->data_parser.incoming_sopb);
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
+ }
+ if (parser->is_eof)
+ {
+ stream_parsing->received_close = 1;
+ }
+ parser->on_header = on_header_not_set;
+ parser->on_header_user_data = NULL;
+ parser->is_boundary = 0xde;
+ parser->is_eof = 0xde;
}
- parser->on_header = on_header_not_set;
- parser->on_header_user_data = NULL;
- parser->is_boundary = 0xde;
- parser->is_eof = 0xde;
- }
return GRPC_CHTTP2_PARSE_OK;
}
diff --git a/src/core/transport/chttp2/hpack_parser.h b/src/core/transport/chttp2/hpack_parser.h
index 0d6d268a06..6d21202d4d 100644
--- a/src/core/transport/chttp2/hpack_parser.h
+++ b/src/core/transport/chttp2/hpack_parser.h
@@ -44,19 +44,19 @@
typedef struct grpc_chttp2_hpack_parser grpc_chttp2_hpack_parser;
-typedef int (*grpc_chttp2_hpack_parser_state)(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *beg,
- const gpr_uint8 *end);
+typedef int (*grpc_chttp2_hpack_parser_state) (grpc_chttp2_hpack_parser * p, const gpr_uint8 * beg, const gpr_uint8 * end);
-typedef struct {
+typedef struct
+{
char *str;
gpr_uint32 length;
gpr_uint32 capacity;
} grpc_chttp2_hpack_parser_string;
-struct grpc_chttp2_hpack_parser {
+struct grpc_chttp2_hpack_parser
+{
/* user specified callback for each header output */
- void (*on_header)(void *user_data, grpc_mdelem *md);
+ void (*on_header) (void *user_data, grpc_mdelem * md);
void *on_header_user_data;
/* current parse state - or a function that implements it */
@@ -66,7 +66,8 @@ struct grpc_chttp2_hpack_parser {
/* what to do after skipping prioritization data */
grpc_chttp2_hpack_parser_state after_prioritization;
/* the value we're currently parsing */
- union {
+ union
+ {
gpr_uint32 *value;
grpc_chttp2_hpack_parser_string *str;
} parsing;
@@ -95,21 +96,16 @@ struct grpc_chttp2_hpack_parser {
grpc_chttp2_hptbl table;
};
-void grpc_chttp2_hpack_parser_init(grpc_chttp2_hpack_parser *p,
- grpc_mdctx *mdctx);
-void grpc_chttp2_hpack_parser_destroy(grpc_chttp2_hpack_parser *p);
+void grpc_chttp2_hpack_parser_init (grpc_chttp2_hpack_parser * p, grpc_mdctx * mdctx);
+void grpc_chttp2_hpack_parser_destroy (grpc_chttp2_hpack_parser * p);
-void grpc_chttp2_hpack_parser_set_has_priority(grpc_chttp2_hpack_parser *p);
+void grpc_chttp2_hpack_parser_set_has_priority (grpc_chttp2_hpack_parser * p);
/* returns 1 on success, 0 on error */
-int grpc_chttp2_hpack_parser_parse(grpc_chttp2_hpack_parser *p,
- const gpr_uint8 *beg, const gpr_uint8 *end);
+int grpc_chttp2_hpack_parser_parse (grpc_chttp2_hpack_parser * p, const gpr_uint8 * beg, const gpr_uint8 * end);
/* wraps grpc_chttp2_hpack_parser_parse to provide a frame level parser for
the transport */
-grpc_chttp2_parse_error grpc_chttp2_header_parser_parse(
- void *hpack_parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+grpc_chttp2_parse_error grpc_chttp2_header_parser_parse (void *hpack_parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_HPACK_PARSER_H */
diff --git a/src/core/transport/chttp2/hpack_table.c b/src/core/transport/chttp2/hpack_table.c
index e18778ab0b..099766c85e 100644
--- a/src/core/transport/chttp2/hpack_table.c
+++ b/src/core/transport/chttp2/hpack_table.c
@@ -39,191 +39,329 @@
#include <grpc/support/log.h>
#include "src/core/support/murmur_hash.h"
-static struct {
+static struct
+{
const char *key;
const char *value;
-} static_table[] = {
- /* 0: */ {NULL, NULL},
- /* 1: */ {":authority", ""},
- /* 2: */ {":method", "GET"},
- /* 3: */ {":method", "POST"},
- /* 4: */ {":path", "/"},
- /* 5: */ {":path", "/index.html"},
- /* 6: */ {":scheme", "http"},
- /* 7: */ {":scheme", "https"},
- /* 8: */ {":status", "200"},
- /* 9: */ {":status", "204"},
- /* 10: */ {":status", "206"},
- /* 11: */ {":status", "304"},
- /* 12: */ {":status", "400"},
- /* 13: */ {":status", "404"},
- /* 14: */ {":status", "500"},
- /* 15: */ {"accept-charset", ""},
- /* 16: */ {"accept-encoding", "gzip, deflate"},
- /* 17: */ {"accept-language", ""},
- /* 18: */ {"accept-ranges", ""},
- /* 19: */ {"accept", ""},
- /* 20: */ {"access-control-allow-origin", ""},
- /* 21: */ {"age", ""},
- /* 22: */ {"allow", ""},
- /* 23: */ {"authorization", ""},
- /* 24: */ {"cache-control", ""},
- /* 25: */ {"content-disposition", ""},
- /* 26: */ {"content-encoding", ""},
- /* 27: */ {"content-language", ""},
- /* 28: */ {"content-length", ""},
- /* 29: */ {"content-location", ""},
- /* 30: */ {"content-range", ""},
- /* 31: */ {"content-type", ""},
- /* 32: */ {"cookie", ""},
- /* 33: */ {"date", ""},
- /* 34: */ {"etag", ""},
- /* 35: */ {"expect", ""},
- /* 36: */ {"expires", ""},
- /* 37: */ {"from", ""},
- /* 38: */ {"host", ""},
- /* 39: */ {"if-match", ""},
- /* 40: */ {"if-modified-since", ""},
- /* 41: */ {"if-none-match", ""},
- /* 42: */ {"if-range", ""},
- /* 43: */ {"if-unmodified-since", ""},
- /* 44: */ {"last-modified", ""},
- /* 45: */ {"link", ""},
- /* 46: */ {"location", ""},
- /* 47: */ {"max-forwards", ""},
- /* 48: */ {"proxy-authenticate", ""},
- /* 49: */ {"proxy-authorization", ""},
- /* 50: */ {"range", ""},
- /* 51: */ {"referer", ""},
- /* 52: */ {"refresh", ""},
- /* 53: */ {"retry-after", ""},
- /* 54: */ {"server", ""},
- /* 55: */ {"set-cookie", ""},
- /* 56: */ {"strict-transport-security", ""},
- /* 57: */ {"transfer-encoding", ""},
- /* 58: */ {"user-agent", ""},
- /* 59: */ {"vary", ""},
- /* 60: */ {"via", ""},
- /* 61: */ {"www-authenticate", ""},
-};
-
-void grpc_chttp2_hptbl_init(grpc_chttp2_hptbl *tbl, grpc_mdctx *mdctx) {
+} static_table[] =
+{
+ /* 0: */
+ {
+ NULL, NULL},
+ /* 1: */
+ {
+ ":authority", ""},
+ /* 2: */
+ {
+ ":method", "GET"},
+ /* 3: */
+ {
+ ":method", "POST"},
+ /* 4: */
+ {
+ ":path", "/"},
+ /* 5: */
+ {
+ ":path", "/index.html"},
+ /* 6: */
+ {
+ ":scheme", "http"},
+ /* 7: */
+ {
+ ":scheme", "https"},
+ /* 8: */
+ {
+ ":status", "200"},
+ /* 9: */
+ {
+ ":status", "204"},
+ /* 10: */
+ {
+ ":status", "206"},
+ /* 11: */
+ {
+ ":status", "304"},
+ /* 12: */
+ {
+ ":status", "400"},
+ /* 13: */
+ {
+ ":status", "404"},
+ /* 14: */
+ {
+ ":status", "500"},
+ /* 15: */
+ {
+ "accept-charset", ""},
+ /* 16: */
+ {
+ "accept-encoding", "gzip, deflate"},
+ /* 17: */
+ {
+ "accept-language", ""},
+ /* 18: */
+ {
+ "accept-ranges", ""},
+ /* 19: */
+ {
+ "accept", ""},
+ /* 20: */
+ {
+ "access-control-allow-origin", ""},
+ /* 21: */
+ {
+ "age", ""},
+ /* 22: */
+ {
+ "allow", ""},
+ /* 23: */
+ {
+ "authorization", ""},
+ /* 24: */
+ {
+ "cache-control", ""},
+ /* 25: */
+ {
+ "content-disposition", ""},
+ /* 26: */
+ {
+ "content-encoding", ""},
+ /* 27: */
+ {
+ "content-language", ""},
+ /* 28: */
+ {
+ "content-length", ""},
+ /* 29: */
+ {
+ "content-location", ""},
+ /* 30: */
+ {
+ "content-range", ""},
+ /* 31: */
+ {
+ "content-type", ""},
+ /* 32: */
+ {
+ "cookie", ""},
+ /* 33: */
+ {
+ "date", ""},
+ /* 34: */
+ {
+ "etag", ""},
+ /* 35: */
+ {
+ "expect", ""},
+ /* 36: */
+ {
+ "expires", ""},
+ /* 37: */
+ {
+ "from", ""},
+ /* 38: */
+ {
+ "host", ""},
+ /* 39: */
+ {
+ "if-match", ""},
+ /* 40: */
+ {
+ "if-modified-since", ""},
+ /* 41: */
+ {
+ "if-none-match", ""},
+ /* 42: */
+ {
+ "if-range", ""},
+ /* 43: */
+ {
+ "if-unmodified-since", ""},
+ /* 44: */
+ {
+ "last-modified", ""},
+ /* 45: */
+ {
+ "link", ""},
+ /* 46: */
+ {
+ "location", ""},
+ /* 47: */
+ {
+ "max-forwards", ""},
+ /* 48: */
+ {
+ "proxy-authenticate", ""},
+ /* 49: */
+ {
+ "proxy-authorization", ""},
+ /* 50: */
+ {
+ "range", ""},
+ /* 51: */
+ {
+ "referer", ""},
+ /* 52: */
+ {
+ "refresh", ""},
+ /* 53: */
+ {
+ "retry-after", ""},
+ /* 54: */
+ {
+ "server", ""},
+ /* 55: */
+ {
+ "set-cookie", ""},
+ /* 56: */
+ {
+ "strict-transport-security", ""},
+ /* 57: */
+ {
+ "transfer-encoding", ""},
+ /* 58: */
+ {
+ "user-agent", ""},
+ /* 59: */
+ {
+ "vary", ""},
+ /* 60: */
+ {
+ "via", ""},
+ /* 61: */
+ {
+"www-authenticate", ""},};
+
+void
+grpc_chttp2_hptbl_init (grpc_chttp2_hptbl * tbl, grpc_mdctx * mdctx)
+{
size_t i;
- memset(tbl, 0, sizeof(*tbl));
+ memset (tbl, 0, sizeof (*tbl));
tbl->mdctx = mdctx;
tbl->max_bytes = GRPC_CHTTP2_INITIAL_HPACK_TABLE_SIZE;
- for (i = 1; i <= GRPC_CHTTP2_LAST_STATIC_ENTRY; i++) {
- tbl->static_ents[i - 1] = grpc_mdelem_from_strings(
- mdctx, static_table[i].key, static_table[i].value);
- }
+ for (i = 1; i <= GRPC_CHTTP2_LAST_STATIC_ENTRY; i++)
+ {
+ tbl->static_ents[i - 1] = grpc_mdelem_from_strings (mdctx, static_table[i].key, static_table[i].value);
+ }
}
-void grpc_chttp2_hptbl_destroy(grpc_chttp2_hptbl *tbl) {
+void
+grpc_chttp2_hptbl_destroy (grpc_chttp2_hptbl * tbl)
+{
size_t i;
- for (i = 0; i < GRPC_CHTTP2_LAST_STATIC_ENTRY; i++) {
- GRPC_MDELEM_UNREF(tbl->static_ents[i]);
- }
- for (i = 0; i < tbl->num_ents; i++) {
- GRPC_MDELEM_UNREF(
- tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT]);
- }
+ for (i = 0; i < GRPC_CHTTP2_LAST_STATIC_ENTRY; i++)
+ {
+ GRPC_MDELEM_UNREF (tbl->static_ents[i]);
+ }
+ for (i = 0; i < tbl->num_ents; i++)
+ {
+ GRPC_MDELEM_UNREF (tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT]);
+ }
}
-grpc_mdelem *grpc_chttp2_hptbl_lookup(const grpc_chttp2_hptbl *tbl,
- gpr_uint32 index) {
+grpc_mdelem *
+grpc_chttp2_hptbl_lookup (const grpc_chttp2_hptbl * tbl, gpr_uint32 index)
+{
/* Static table comes first, just return an entry from it */
- if (index <= GRPC_CHTTP2_LAST_STATIC_ENTRY) {
- return tbl->static_ents[index - 1];
- }
+ if (index <= GRPC_CHTTP2_LAST_STATIC_ENTRY)
+ {
+ return tbl->static_ents[index - 1];
+ }
/* Otherwise, find the value in the list of valid entries */
index -= (GRPC_CHTTP2_LAST_STATIC_ENTRY + 1);
- if (index < tbl->num_ents) {
- gpr_uint32 offset = (tbl->num_ents - 1u - index + tbl->first_ent) %
- GRPC_CHTTP2_MAX_TABLE_COUNT;
- return tbl->ents[offset];
- }
+ if (index < tbl->num_ents)
+ {
+ gpr_uint32 offset = (tbl->num_ents - 1u - index + tbl->first_ent) % GRPC_CHTTP2_MAX_TABLE_COUNT;
+ return tbl->ents[offset];
+ }
/* Invalid entry: return error */
return NULL;
}
/* Evict one element from the table */
-static void evict1(grpc_chttp2_hptbl *tbl) {
+static void
+evict1 (grpc_chttp2_hptbl * tbl)
+{
grpc_mdelem *first_ent = tbl->ents[tbl->first_ent];
- size_t elem_bytes = GPR_SLICE_LENGTH(first_ent->key->slice) +
- GPR_SLICE_LENGTH(first_ent->value->slice) +
- GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
- GPR_ASSERT(elem_bytes <= tbl->mem_used);
- tbl->mem_used = (gpr_uint16)(tbl->mem_used - elem_bytes);
- tbl->first_ent =
- (gpr_uint16)((tbl->first_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
+ size_t elem_bytes = GPR_SLICE_LENGTH (first_ent->key->slice) + GPR_SLICE_LENGTH (first_ent->value->slice) + GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
+ GPR_ASSERT (elem_bytes <= tbl->mem_used);
+ tbl->mem_used = (gpr_uint16) (tbl->mem_used - elem_bytes);
+ tbl->first_ent = (gpr_uint16) ((tbl->first_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
tbl->num_ents--;
- GRPC_MDELEM_UNREF(first_ent);
+ GRPC_MDELEM_UNREF (first_ent);
}
-void grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
+void
+grpc_chttp2_hptbl_add (grpc_chttp2_hptbl * tbl, grpc_mdelem * md)
+{
/* determine how many bytes of buffer this entry represents */
- size_t elem_bytes = GPR_SLICE_LENGTH(md->key->slice) +
- GPR_SLICE_LENGTH(md->value->slice) +
- GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
+ size_t elem_bytes = GPR_SLICE_LENGTH (md->key->slice) + GPR_SLICE_LENGTH (md->value->slice) + GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD;
/* we can't add elements bigger than the max table size */
- if (elem_bytes > tbl->max_bytes) {
- /* HPACK draft 10 section 4.4 states:
- * If the size of the new entry is less than or equal to the maximum
- * size, that entry is added to the table. It is not an error to
- * attempt to add an entry that is larger than the maximum size; an
- * attempt to add an entry larger than the entire table causes
- * the table
- * to be emptied of all existing entries, and results in an
- * empty table.
- */
- while (tbl->num_ents) {
- evict1(tbl);
+ if (elem_bytes > tbl->max_bytes)
+ {
+ /* HPACK draft 10 section 4.4 states:
+ * If the size of the new entry is less than or equal to the maximum
+ * size, that entry is added to the table. It is not an error to
+ * attempt to add an entry that is larger than the maximum size; an
+ * attempt to add an entry larger than the entire table causes
+ * the table
+ * to be emptied of all existing entries, and results in an
+ * empty table.
+ */
+ while (tbl->num_ents)
+ {
+ evict1 (tbl);
+ }
+ return;
}
- return;
- }
/* evict entries to ensure no overflow */
- while (elem_bytes > (size_t)tbl->max_bytes - tbl->mem_used) {
- evict1(tbl);
- }
+ while (elem_bytes > (size_t) tbl->max_bytes - tbl->mem_used)
+ {
+ evict1 (tbl);
+ }
/* copy the finalized entry in */
tbl->ents[tbl->last_ent] = md;
/* update accounting values */
- tbl->last_ent =
- (gpr_uint16)((tbl->last_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
+ tbl->last_ent = (gpr_uint16) ((tbl->last_ent + 1) % GRPC_CHTTP2_MAX_TABLE_COUNT);
tbl->num_ents++;
- tbl->mem_used = (gpr_uint16)(tbl->mem_used + elem_bytes);
+ tbl->mem_used = (gpr_uint16) (tbl->mem_used + elem_bytes);
}
-grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find(
- const grpc_chttp2_hptbl *tbl, grpc_mdelem *md) {
- grpc_chttp2_hptbl_find_result r = {0, 0};
+grpc_chttp2_hptbl_find_result
+grpc_chttp2_hptbl_find (const grpc_chttp2_hptbl * tbl, grpc_mdelem * md)
+{
+ grpc_chttp2_hptbl_find_result r = { 0, 0 };
gpr_uint16 i;
/* See if the string is in the static table */
- for (i = 0; i < GRPC_CHTTP2_LAST_STATIC_ENTRY; i++) {
- grpc_mdelem *ent = tbl->static_ents[i];
- if (md->key != ent->key) continue;
- r.index = (gpr_uint16)(i + 1);
- r.has_value = md->value == ent->value;
- if (r.has_value) return r;
- }
+ for (i = 0; i < GRPC_CHTTP2_LAST_STATIC_ENTRY; i++)
+ {
+ grpc_mdelem *ent = tbl->static_ents[i];
+ if (md->key != ent->key)
+ continue;
+ r.index = (gpr_uint16) (i + 1);
+ r.has_value = md->value == ent->value;
+ if (r.has_value)
+ return r;
+ }
/* Scan the dynamic table */
- for (i = 0; i < tbl->num_ents; i++) {
- gpr_uint16 idx =
- (gpr_uint16)(tbl->num_ents - i + GRPC_CHTTP2_LAST_STATIC_ENTRY);
- grpc_mdelem *ent =
- tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT];
- if (md->key != ent->key) continue;
- r.index = idx;
- r.has_value = md->value == ent->value;
- if (r.has_value) return r;
- }
+ for (i = 0; i < tbl->num_ents; i++)
+ {
+ gpr_uint16 idx = (gpr_uint16) (tbl->num_ents - i + GRPC_CHTTP2_LAST_STATIC_ENTRY);
+ grpc_mdelem *ent = tbl->ents[(tbl->first_ent + i) % GRPC_CHTTP2_MAX_TABLE_COUNT];
+ if (md->key != ent->key)
+ continue;
+ r.index = idx;
+ r.has_value = md->value == ent->value;
+ if (r.has_value)
+ return r;
+ }
return r;
}
diff --git a/src/core/transport/chttp2/hpack_table.h b/src/core/transport/chttp2/hpack_table.h
index 4f882e2e03..5c58a35186 100644
--- a/src/core/transport/chttp2/hpack_table.h
+++ b/src/core/transport/chttp2/hpack_table.h
@@ -56,7 +56,8 @@
GRPC_CHTTP2_HPACK_ENTRY_OVERHEAD)
/* hpack decoder table */
-typedef struct {
+typedef struct
+{
grpc_mdctx *mdctx;
/* the first used entry in ents */
gpr_uint16 first_ent;
@@ -77,21 +78,20 @@ typedef struct {
} grpc_chttp2_hptbl;
/* initialize a hpack table */
-void grpc_chttp2_hptbl_init(grpc_chttp2_hptbl *tbl, grpc_mdctx *mdctx);
-void grpc_chttp2_hptbl_destroy(grpc_chttp2_hptbl *tbl);
+void grpc_chttp2_hptbl_init (grpc_chttp2_hptbl * tbl, grpc_mdctx * mdctx);
+void grpc_chttp2_hptbl_destroy (grpc_chttp2_hptbl * tbl);
/* lookup a table entry based on its hpack index */
-grpc_mdelem *grpc_chttp2_hptbl_lookup(const grpc_chttp2_hptbl *tbl,
- gpr_uint32 index);
+grpc_mdelem *grpc_chttp2_hptbl_lookup (const grpc_chttp2_hptbl * tbl, gpr_uint32 index);
/* add a table entry to the index */
-void grpc_chttp2_hptbl_add(grpc_chttp2_hptbl *tbl, grpc_mdelem *md);
+void grpc_chttp2_hptbl_add (grpc_chttp2_hptbl * tbl, grpc_mdelem * md);
/* Find a key/value pair in the table... returns the index in the table of the
most similar entry, or 0 if the value was not found */
-typedef struct {
+typedef struct
+{
gpr_uint16 index;
gpr_uint8 has_value;
} grpc_chttp2_hptbl_find_result;
-grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find(
- const grpc_chttp2_hptbl *tbl, grpc_mdelem *md);
+grpc_chttp2_hptbl_find_result grpc_chttp2_hptbl_find (const grpc_chttp2_hptbl * tbl, grpc_mdelem * md);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_HPACK_TABLE_H */
diff --git a/src/core/transport/chttp2/http2_errors.h b/src/core/transport/chttp2/http2_errors.h
index a4f309e056..8385d6ba44 100644
--- a/src/core/transport/chttp2/http2_errors.h
+++ b/src/core/transport/chttp2/http2_errors.h
@@ -35,7 +35,8 @@
#define GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_HTTP2_ERRORS_H
/* error codes for RST_STREAM from http2 draft 14 section 7 */
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_NO_ERROR = 0x0,
GRPC_CHTTP2_PROTOCOL_ERROR = 0x1,
GRPC_CHTTP2_INTERNAL_ERROR = 0x2,
diff --git a/src/core/transport/chttp2/huffsyms.c b/src/core/transport/chttp2/huffsyms.c
index 6f5cf6a2a9..058c6ee61e 100644
--- a/src/core/transport/chttp2/huffsyms.c
+++ b/src/core/transport/chttp2/huffsyms.c
@@ -37,69 +37,69 @@
command:
:%s/.* \([0-9a-f]\+\) \[ *\([0-9]\+\)\]/{0x\1, \2},/g */
const grpc_chttp2_huffsym grpc_chttp2_huffsyms[GRPC_CHTTP2_NUM_HUFFSYMS] = {
- {0x1ff8, 13}, {0x7fffd8, 23}, {0xfffffe2, 28}, {0xfffffe3, 28},
- {0xfffffe4, 28}, {0xfffffe5, 28}, {0xfffffe6, 28}, {0xfffffe7, 28},
- {0xfffffe8, 28}, {0xffffea, 24}, {0x3ffffffc, 30}, {0xfffffe9, 28},
- {0xfffffea, 28}, {0x3ffffffd, 30}, {0xfffffeb, 28}, {0xfffffec, 28},
- {0xfffffed, 28}, {0xfffffee, 28}, {0xfffffef, 28}, {0xffffff0, 28},
- {0xffffff1, 28}, {0xffffff2, 28}, {0x3ffffffe, 30}, {0xffffff3, 28},
- {0xffffff4, 28}, {0xffffff5, 28}, {0xffffff6, 28}, {0xffffff7, 28},
- {0xffffff8, 28}, {0xffffff9, 28}, {0xffffffa, 28}, {0xffffffb, 28},
- {0x14, 6}, {0x3f8, 10}, {0x3f9, 10}, {0xffa, 12},
- {0x1ff9, 13}, {0x15, 6}, {0xf8, 8}, {0x7fa, 11},
- {0x3fa, 10}, {0x3fb, 10}, {0xf9, 8}, {0x7fb, 11},
- {0xfa, 8}, {0x16, 6}, {0x17, 6}, {0x18, 6},
- {0x0, 5}, {0x1, 5}, {0x2, 5}, {0x19, 6},
- {0x1a, 6}, {0x1b, 6}, {0x1c, 6}, {0x1d, 6},
- {0x1e, 6}, {0x1f, 6}, {0x5c, 7}, {0xfb, 8},
- {0x7ffc, 15}, {0x20, 6}, {0xffb, 12}, {0x3fc, 10},
- {0x1ffa, 13}, {0x21, 6}, {0x5d, 7}, {0x5e, 7},
- {0x5f, 7}, {0x60, 7}, {0x61, 7}, {0x62, 7},
- {0x63, 7}, {0x64, 7}, {0x65, 7}, {0x66, 7},
- {0x67, 7}, {0x68, 7}, {0x69, 7}, {0x6a, 7},
- {0x6b, 7}, {0x6c, 7}, {0x6d, 7}, {0x6e, 7},
- {0x6f, 7}, {0x70, 7}, {0x71, 7}, {0x72, 7},
- {0xfc, 8}, {0x73, 7}, {0xfd, 8}, {0x1ffb, 13},
- {0x7fff0, 19}, {0x1ffc, 13}, {0x3ffc, 14}, {0x22, 6},
- {0x7ffd, 15}, {0x3, 5}, {0x23, 6}, {0x4, 5},
- {0x24, 6}, {0x5, 5}, {0x25, 6}, {0x26, 6},
- {0x27, 6}, {0x6, 5}, {0x74, 7}, {0x75, 7},
- {0x28, 6}, {0x29, 6}, {0x2a, 6}, {0x7, 5},
- {0x2b, 6}, {0x76, 7}, {0x2c, 6}, {0x8, 5},
- {0x9, 5}, {0x2d, 6}, {0x77, 7}, {0x78, 7},
- {0x79, 7}, {0x7a, 7}, {0x7b, 7}, {0x7ffe, 15},
- {0x7fc, 11}, {0x3ffd, 14}, {0x1ffd, 13}, {0xffffffc, 28},
- {0xfffe6, 20}, {0x3fffd2, 22}, {0xfffe7, 20}, {0xfffe8, 20},
- {0x3fffd3, 22}, {0x3fffd4, 22}, {0x3fffd5, 22}, {0x7fffd9, 23},
- {0x3fffd6, 22}, {0x7fffda, 23}, {0x7fffdb, 23}, {0x7fffdc, 23},
- {0x7fffdd, 23}, {0x7fffde, 23}, {0xffffeb, 24}, {0x7fffdf, 23},
- {0xffffec, 24}, {0xffffed, 24}, {0x3fffd7, 22}, {0x7fffe0, 23},
- {0xffffee, 24}, {0x7fffe1, 23}, {0x7fffe2, 23}, {0x7fffe3, 23},
- {0x7fffe4, 23}, {0x1fffdc, 21}, {0x3fffd8, 22}, {0x7fffe5, 23},
- {0x3fffd9, 22}, {0x7fffe6, 23}, {0x7fffe7, 23}, {0xffffef, 24},
- {0x3fffda, 22}, {0x1fffdd, 21}, {0xfffe9, 20}, {0x3fffdb, 22},
- {0x3fffdc, 22}, {0x7fffe8, 23}, {0x7fffe9, 23}, {0x1fffde, 21},
- {0x7fffea, 23}, {0x3fffdd, 22}, {0x3fffde, 22}, {0xfffff0, 24},
- {0x1fffdf, 21}, {0x3fffdf, 22}, {0x7fffeb, 23}, {0x7fffec, 23},
- {0x1fffe0, 21}, {0x1fffe1, 21}, {0x3fffe0, 22}, {0x1fffe2, 21},
- {0x7fffed, 23}, {0x3fffe1, 22}, {0x7fffee, 23}, {0x7fffef, 23},
- {0xfffea, 20}, {0x3fffe2, 22}, {0x3fffe3, 22}, {0x3fffe4, 22},
- {0x7ffff0, 23}, {0x3fffe5, 22}, {0x3fffe6, 22}, {0x7ffff1, 23},
- {0x3ffffe0, 26}, {0x3ffffe1, 26}, {0xfffeb, 20}, {0x7fff1, 19},
- {0x3fffe7, 22}, {0x7ffff2, 23}, {0x3fffe8, 22}, {0x1ffffec, 25},
- {0x3ffffe2, 26}, {0x3ffffe3, 26}, {0x3ffffe4, 26}, {0x7ffffde, 27},
- {0x7ffffdf, 27}, {0x3ffffe5, 26}, {0xfffff1, 24}, {0x1ffffed, 25},
- {0x7fff2, 19}, {0x1fffe3, 21}, {0x3ffffe6, 26}, {0x7ffffe0, 27},
- {0x7ffffe1, 27}, {0x3ffffe7, 26}, {0x7ffffe2, 27}, {0xfffff2, 24},
- {0x1fffe4, 21}, {0x1fffe5, 21}, {0x3ffffe8, 26}, {0x3ffffe9, 26},
- {0xffffffd, 28}, {0x7ffffe3, 27}, {0x7ffffe4, 27}, {0x7ffffe5, 27},
- {0xfffec, 20}, {0xfffff3, 24}, {0xfffed, 20}, {0x1fffe6, 21},
- {0x3fffe9, 22}, {0x1fffe7, 21}, {0x1fffe8, 21}, {0x7ffff3, 23},
- {0x3fffea, 22}, {0x3fffeb, 22}, {0x1ffffee, 25}, {0x1ffffef, 25},
- {0xfffff4, 24}, {0xfffff5, 24}, {0x3ffffea, 26}, {0x7ffff4, 23},
- {0x3ffffeb, 26}, {0x7ffffe6, 27}, {0x3ffffec, 26}, {0x3ffffed, 26},
- {0x7ffffe7, 27}, {0x7ffffe8, 27}, {0x7ffffe9, 27}, {0x7ffffea, 27},
- {0x7ffffeb, 27}, {0xffffffe, 28}, {0x7ffffec, 27}, {0x7ffffed, 27},
- {0x7ffffee, 27}, {0x7ffffef, 27}, {0x7fffff0, 27}, {0x3ffffee, 26},
- {0x3fffffff, 30},
+ {0x1ff8, 13}, {0x7fffd8, 23}, {0xfffffe2, 28}, {0xfffffe3, 28},
+ {0xfffffe4, 28}, {0xfffffe5, 28}, {0xfffffe6, 28}, {0xfffffe7, 28},
+ {0xfffffe8, 28}, {0xffffea, 24}, {0x3ffffffc, 30}, {0xfffffe9, 28},
+ {0xfffffea, 28}, {0x3ffffffd, 30}, {0xfffffeb, 28}, {0xfffffec, 28},
+ {0xfffffed, 28}, {0xfffffee, 28}, {0xfffffef, 28}, {0xffffff0, 28},
+ {0xffffff1, 28}, {0xffffff2, 28}, {0x3ffffffe, 30}, {0xffffff3, 28},
+ {0xffffff4, 28}, {0xffffff5, 28}, {0xffffff6, 28}, {0xffffff7, 28},
+ {0xffffff8, 28}, {0xffffff9, 28}, {0xffffffa, 28}, {0xffffffb, 28},
+ {0x14, 6}, {0x3f8, 10}, {0x3f9, 10}, {0xffa, 12},
+ {0x1ff9, 13}, {0x15, 6}, {0xf8, 8}, {0x7fa, 11},
+ {0x3fa, 10}, {0x3fb, 10}, {0xf9, 8}, {0x7fb, 11},
+ {0xfa, 8}, {0x16, 6}, {0x17, 6}, {0x18, 6},
+ {0x0, 5}, {0x1, 5}, {0x2, 5}, {0x19, 6},
+ {0x1a, 6}, {0x1b, 6}, {0x1c, 6}, {0x1d, 6},
+ {0x1e, 6}, {0x1f, 6}, {0x5c, 7}, {0xfb, 8},
+ {0x7ffc, 15}, {0x20, 6}, {0xffb, 12}, {0x3fc, 10},
+ {0x1ffa, 13}, {0x21, 6}, {0x5d, 7}, {0x5e, 7},
+ {0x5f, 7}, {0x60, 7}, {0x61, 7}, {0x62, 7},
+ {0x63, 7}, {0x64, 7}, {0x65, 7}, {0x66, 7},
+ {0x67, 7}, {0x68, 7}, {0x69, 7}, {0x6a, 7},
+ {0x6b, 7}, {0x6c, 7}, {0x6d, 7}, {0x6e, 7},
+ {0x6f, 7}, {0x70, 7}, {0x71, 7}, {0x72, 7},
+ {0xfc, 8}, {0x73, 7}, {0xfd, 8}, {0x1ffb, 13},
+ {0x7fff0, 19}, {0x1ffc, 13}, {0x3ffc, 14}, {0x22, 6},
+ {0x7ffd, 15}, {0x3, 5}, {0x23, 6}, {0x4, 5},
+ {0x24, 6}, {0x5, 5}, {0x25, 6}, {0x26, 6},
+ {0x27, 6}, {0x6, 5}, {0x74, 7}, {0x75, 7},
+ {0x28, 6}, {0x29, 6}, {0x2a, 6}, {0x7, 5},
+ {0x2b, 6}, {0x76, 7}, {0x2c, 6}, {0x8, 5},
+ {0x9, 5}, {0x2d, 6}, {0x77, 7}, {0x78, 7},
+ {0x79, 7}, {0x7a, 7}, {0x7b, 7}, {0x7ffe, 15},
+ {0x7fc, 11}, {0x3ffd, 14}, {0x1ffd, 13}, {0xffffffc, 28},
+ {0xfffe6, 20}, {0x3fffd2, 22}, {0xfffe7, 20}, {0xfffe8, 20},
+ {0x3fffd3, 22}, {0x3fffd4, 22}, {0x3fffd5, 22}, {0x7fffd9, 23},
+ {0x3fffd6, 22}, {0x7fffda, 23}, {0x7fffdb, 23}, {0x7fffdc, 23},
+ {0x7fffdd, 23}, {0x7fffde, 23}, {0xffffeb, 24}, {0x7fffdf, 23},
+ {0xffffec, 24}, {0xffffed, 24}, {0x3fffd7, 22}, {0x7fffe0, 23},
+ {0xffffee, 24}, {0x7fffe1, 23}, {0x7fffe2, 23}, {0x7fffe3, 23},
+ {0x7fffe4, 23}, {0x1fffdc, 21}, {0x3fffd8, 22}, {0x7fffe5, 23},
+ {0x3fffd9, 22}, {0x7fffe6, 23}, {0x7fffe7, 23}, {0xffffef, 24},
+ {0x3fffda, 22}, {0x1fffdd, 21}, {0xfffe9, 20}, {0x3fffdb, 22},
+ {0x3fffdc, 22}, {0x7fffe8, 23}, {0x7fffe9, 23}, {0x1fffde, 21},
+ {0x7fffea, 23}, {0x3fffdd, 22}, {0x3fffde, 22}, {0xfffff0, 24},
+ {0x1fffdf, 21}, {0x3fffdf, 22}, {0x7fffeb, 23}, {0x7fffec, 23},
+ {0x1fffe0, 21}, {0x1fffe1, 21}, {0x3fffe0, 22}, {0x1fffe2, 21},
+ {0x7fffed, 23}, {0x3fffe1, 22}, {0x7fffee, 23}, {0x7fffef, 23},
+ {0xfffea, 20}, {0x3fffe2, 22}, {0x3fffe3, 22}, {0x3fffe4, 22},
+ {0x7ffff0, 23}, {0x3fffe5, 22}, {0x3fffe6, 22}, {0x7ffff1, 23},
+ {0x3ffffe0, 26}, {0x3ffffe1, 26}, {0xfffeb, 20}, {0x7fff1, 19},
+ {0x3fffe7, 22}, {0x7ffff2, 23}, {0x3fffe8, 22}, {0x1ffffec, 25},
+ {0x3ffffe2, 26}, {0x3ffffe3, 26}, {0x3ffffe4, 26}, {0x7ffffde, 27},
+ {0x7ffffdf, 27}, {0x3ffffe5, 26}, {0xfffff1, 24}, {0x1ffffed, 25},
+ {0x7fff2, 19}, {0x1fffe3, 21}, {0x3ffffe6, 26}, {0x7ffffe0, 27},
+ {0x7ffffe1, 27}, {0x3ffffe7, 26}, {0x7ffffe2, 27}, {0xfffff2, 24},
+ {0x1fffe4, 21}, {0x1fffe5, 21}, {0x3ffffe8, 26}, {0x3ffffe9, 26},
+ {0xffffffd, 28}, {0x7ffffe3, 27}, {0x7ffffe4, 27}, {0x7ffffe5, 27},
+ {0xfffec, 20}, {0xfffff3, 24}, {0xfffed, 20}, {0x1fffe6, 21},
+ {0x3fffe9, 22}, {0x1fffe7, 21}, {0x1fffe8, 21}, {0x7ffff3, 23},
+ {0x3fffea, 22}, {0x3fffeb, 22}, {0x1ffffee, 25}, {0x1ffffef, 25},
+ {0xfffff4, 24}, {0xfffff5, 24}, {0x3ffffea, 26}, {0x7ffff4, 23},
+ {0x3ffffeb, 26}, {0x7ffffe6, 27}, {0x3ffffec, 26}, {0x3ffffed, 26},
+ {0x7ffffe7, 27}, {0x7ffffe8, 27}, {0x7ffffe9, 27}, {0x7ffffea, 27},
+ {0x7ffffeb, 27}, {0xffffffe, 28}, {0x7ffffec, 27}, {0x7ffffed, 27},
+ {0x7ffffee, 27}, {0x7ffffef, 27}, {0x7fffff0, 27}, {0x3ffffee, 26},
+ {0x3fffffff, 30},
};
diff --git a/src/core/transport/chttp2/huffsyms.h b/src/core/transport/chttp2/huffsyms.h
index a3cdba8235..04f062dd5e 100644
--- a/src/core/transport/chttp2/huffsyms.h
+++ b/src/core/transport/chttp2/huffsyms.h
@@ -38,7 +38,8 @@
#define GRPC_CHTTP2_NUM_HUFFSYMS 257
-typedef struct {
+typedef struct
+{
unsigned bits;
unsigned length;
} grpc_chttp2_huffsym;
diff --git a/src/core/transport/chttp2/incoming_metadata.c b/src/core/transport/chttp2/incoming_metadata.c
index d216c42113..93eee0be3f 100644
--- a/src/core/transport/chttp2/incoming_metadata.c
+++ b/src/core/transport/chttp2/incoming_metadata.c
@@ -40,43 +40,50 @@
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
-void grpc_chttp2_incoming_metadata_buffer_init(
- grpc_chttp2_incoming_metadata_buffer *buffer) {
- buffer->deadline = gpr_inf_future(GPR_CLOCK_REALTIME);
+void
+grpc_chttp2_incoming_metadata_buffer_init (grpc_chttp2_incoming_metadata_buffer * buffer)
+{
+ buffer->deadline = gpr_inf_future (GPR_CLOCK_REALTIME);
}
-void grpc_chttp2_incoming_metadata_buffer_destroy(
- grpc_chttp2_incoming_metadata_buffer *buffer) {
+void
+grpc_chttp2_incoming_metadata_buffer_destroy (grpc_chttp2_incoming_metadata_buffer * buffer)
+{
size_t i;
- for (i = 0; i < buffer->count; i++) {
- GRPC_MDELEM_UNREF(buffer->elems[i].md);
- }
- gpr_free(buffer->elems);
+ for (i = 0; i < buffer->count; i++)
+ {
+ GRPC_MDELEM_UNREF (buffer->elems[i].md);
+ }
+ gpr_free (buffer->elems);
}
-void grpc_chttp2_incoming_metadata_buffer_add(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_mdelem *elem) {
- if (buffer->capacity == buffer->count) {
- buffer->capacity = GPR_MAX(8, 2 * buffer->capacity);
- buffer->elems =
- gpr_realloc(buffer->elems, sizeof(*buffer->elems) * buffer->capacity);
- }
+void
+grpc_chttp2_incoming_metadata_buffer_add (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_mdelem * elem)
+{
+ if (buffer->capacity == buffer->count)
+ {
+ buffer->capacity = GPR_MAX (8, 2 * buffer->capacity);
+ buffer->elems = gpr_realloc (buffer->elems, sizeof (*buffer->elems) * buffer->capacity);
+ }
buffer->elems[buffer->count++].md = elem;
}
-void grpc_chttp2_incoming_metadata_buffer_set_deadline(
- grpc_chttp2_incoming_metadata_buffer *buffer, gpr_timespec deadline) {
+void
+grpc_chttp2_incoming_metadata_buffer_set_deadline (grpc_chttp2_incoming_metadata_buffer * buffer, gpr_timespec deadline)
+{
buffer->deadline = deadline;
}
-void grpc_chttp2_incoming_metadata_live_op_buffer_end(
- grpc_chttp2_incoming_metadata_live_op_buffer *buffer) {
- gpr_free(buffer->elems);
+void
+grpc_chttp2_incoming_metadata_live_op_buffer_end (grpc_chttp2_incoming_metadata_live_op_buffer * buffer)
+{
+ gpr_free (buffer->elems);
buffer->elems = NULL;
}
-void grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_stream_op_buffer *sopb) {
+void
+grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_stream_op_buffer * sopb)
+{
grpc_metadata_batch b;
b.list.head = NULL;
@@ -84,52 +91,56 @@ void grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into(
we can reconstitute the list.
We can't do list building here as later incoming metadata may reallocate
the underlying array. */
- b.list.tail = (void *)(gpr_intptr)buffer->count;
+ b.list.tail = (void *) (gpr_intptr) buffer->count;
b.garbage.head = b.garbage.tail = NULL;
b.deadline = buffer->deadline;
- buffer->deadline = gpr_inf_future(GPR_CLOCK_REALTIME);
+ buffer->deadline = gpr_inf_future (GPR_CLOCK_REALTIME);
- grpc_sopb_add_metadata(sopb, b);
+ grpc_sopb_add_metadata (sopb, b);
}
-void grpc_chttp2_incoming_metadata_buffer_swap(
- grpc_chttp2_incoming_metadata_buffer *a,
- grpc_chttp2_incoming_metadata_buffer *b) {
- GPR_SWAP(grpc_chttp2_incoming_metadata_buffer, *a, *b);
+void
+grpc_chttp2_incoming_metadata_buffer_swap (grpc_chttp2_incoming_metadata_buffer * a, grpc_chttp2_incoming_metadata_buffer * b)
+{
+ GPR_SWAP (grpc_chttp2_incoming_metadata_buffer, *a, *b);
}
-void grpc_incoming_metadata_buffer_move_to_referencing_sopb(
- grpc_chttp2_incoming_metadata_buffer *src,
- grpc_chttp2_incoming_metadata_buffer *dst, grpc_stream_op_buffer *sopb) {
+void
+grpc_incoming_metadata_buffer_move_to_referencing_sopb (grpc_chttp2_incoming_metadata_buffer * src, grpc_chttp2_incoming_metadata_buffer * dst, grpc_stream_op_buffer * sopb)
+{
size_t delta;
size_t i;
- dst->deadline = gpr_time_min(src->deadline, dst->deadline);
-
- if (src->count == 0) {
- return;
- }
- if (dst->count == 0) {
- grpc_chttp2_incoming_metadata_buffer_swap(src, dst);
- return;
- }
+ dst->deadline = gpr_time_min (src->deadline, dst->deadline);
+
+ if (src->count == 0)
+ {
+ return;
+ }
+ if (dst->count == 0)
+ {
+ grpc_chttp2_incoming_metadata_buffer_swap (src, dst);
+ return;
+ }
delta = dst->count;
- if (dst->capacity < src->count + dst->count) {
- dst->capacity = GPR_MAX(dst->capacity * 2, src->count + dst->count);
- dst->elems = gpr_realloc(dst->elems, dst->capacity * sizeof(*dst->elems));
- }
- memcpy(dst->elems + dst->count, src->elems, src->count * sizeof(*src->elems));
+ if (dst->capacity < src->count + dst->count)
+ {
+ dst->capacity = GPR_MAX (dst->capacity * 2, src->count + dst->count);
+ dst->elems = gpr_realloc (dst->elems, dst->capacity * sizeof (*dst->elems));
+ }
+ memcpy (dst->elems + dst->count, src->elems, src->count * sizeof (*src->elems));
dst->count += src->count;
- for (i = 0; i < sopb->nops; i++) {
- if (sopb->ops[i].type != GRPC_OP_METADATA) continue;
- sopb->ops[i].data.metadata.list.tail =
- (void *)(delta + (gpr_uintptr)sopb->ops[i].data.metadata.list.tail);
- }
+ for (i = 0; i < sopb->nops; i++)
+ {
+ if (sopb->ops[i].type != GRPC_OP_METADATA)
+ continue;
+ sopb->ops[i].data.metadata.list.tail = (void *) (delta + (gpr_uintptr) sopb->ops[i].data.metadata.list.tail);
+ }
src->count = 0;
}
-void grpc_chttp2_incoming_metadata_buffer_postprocess_sopb_and_begin_live_op(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_stream_op_buffer *sopb,
- grpc_chttp2_incoming_metadata_live_op_buffer *live_op_buffer) {
+void
+grpc_chttp2_incoming_metadata_buffer_postprocess_sopb_and_begin_live_op (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_stream_op_buffer * sopb, grpc_chttp2_incoming_metadata_live_op_buffer * live_op_buffer)
+{
grpc_stream_op *ops = sopb->ops;
size_t nops = sopb->nops;
size_t i;
@@ -141,42 +152,49 @@ void grpc_chttp2_incoming_metadata_buffer_postprocess_sopb_and_begin_live_op(
/* rework the array of metadata into a linked list, making use
of the breadcrumbs we left in metadata batches during
add_metadata_batch */
- for (i = 0; i < nops; i++) {
- grpc_stream_op *op = &ops[i];
- if (op->type != GRPC_OP_METADATA) continue;
- found_metadata = 1;
- /* we left a breadcrumb indicating where the end of this list is,
- and since we add sequentially, we know from the end of the last
- segment where this segment begins */
- last_mdidx = (size_t)(gpr_intptr)(op->data.metadata.list.tail);
- GPR_ASSERT(last_mdidx > mdidx);
- GPR_ASSERT(last_mdidx <= buffer->count);
- /* turn the array into a doubly linked list */
- op->data.metadata.list.head = &buffer->elems[mdidx];
- op->data.metadata.list.tail = &buffer->elems[last_mdidx - 1];
- for (j = mdidx + 1; j < last_mdidx; j++) {
- buffer->elems[j].prev = &buffer->elems[j - 1];
- buffer->elems[j - 1].next = &buffer->elems[j];
+ for (i = 0; i < nops; i++)
+ {
+ grpc_stream_op *op = &ops[i];
+ if (op->type != GRPC_OP_METADATA)
+ continue;
+ found_metadata = 1;
+ /* we left a breadcrumb indicating where the end of this list is,
+ and since we add sequentially, we know from the end of the last
+ segment where this segment begins */
+ last_mdidx = (size_t) (gpr_intptr) (op->data.metadata.list.tail);
+ GPR_ASSERT (last_mdidx > mdidx);
+ GPR_ASSERT (last_mdidx <= buffer->count);
+ /* turn the array into a doubly linked list */
+ op->data.metadata.list.head = &buffer->elems[mdidx];
+ op->data.metadata.list.tail = &buffer->elems[last_mdidx - 1];
+ for (j = mdidx + 1; j < last_mdidx; j++)
+ {
+ buffer->elems[j].prev = &buffer->elems[j - 1];
+ buffer->elems[j - 1].next = &buffer->elems[j];
+ }
+ buffer->elems[mdidx].prev = NULL;
+ buffer->elems[last_mdidx - 1].next = NULL;
+ /* track where we're up to */
+ mdidx = last_mdidx;
}
- buffer->elems[mdidx].prev = NULL;
- buffer->elems[last_mdidx - 1].next = NULL;
- /* track where we're up to */
- mdidx = last_mdidx;
- }
- if (found_metadata) {
- live_op_buffer->elems = buffer->elems;
- if (mdidx != buffer->count) {
- /* we have a partially read metadata batch still in incoming_metadata */
- size_t new_count = buffer->count - mdidx;
- size_t copy_bytes = sizeof(*buffer->elems) * new_count;
- GPR_ASSERT(mdidx < buffer->count);
- buffer->elems = gpr_malloc(copy_bytes);
- memcpy(live_op_buffer->elems + mdidx, buffer->elems, copy_bytes);
- buffer->count = buffer->capacity = new_count;
- } else {
- buffer->elems = NULL;
- buffer->count = 0;
- buffer->capacity = 0;
+ if (found_metadata)
+ {
+ live_op_buffer->elems = buffer->elems;
+ if (mdidx != buffer->count)
+ {
+ /* we have a partially read metadata batch still in incoming_metadata */
+ size_t new_count = buffer->count - mdidx;
+ size_t copy_bytes = sizeof (*buffer->elems) * new_count;
+ GPR_ASSERT (mdidx < buffer->count);
+ buffer->elems = gpr_malloc (copy_bytes);
+ memcpy (live_op_buffer->elems + mdidx, buffer->elems, copy_bytes);
+ buffer->count = buffer->capacity = new_count;
+ }
+ else
+ {
+ buffer->elems = NULL;
+ buffer->count = 0;
+ buffer->capacity = 0;
+ }
}
- }
}
diff --git a/src/core/transport/chttp2/incoming_metadata.h b/src/core/transport/chttp2/incoming_metadata.h
index 2f1de411ba..7ca0f722c3 100644
--- a/src/core/transport/chttp2/incoming_metadata.h
+++ b/src/core/transport/chttp2/incoming_metadata.h
@@ -36,45 +36,36 @@
#include "src/core/transport/transport.h"
-typedef struct {
+typedef struct
+{
grpc_linked_mdelem *elems;
size_t count;
size_t capacity;
gpr_timespec deadline;
} grpc_chttp2_incoming_metadata_buffer;
-typedef struct {
+typedef struct
+{
grpc_linked_mdelem *elems;
} grpc_chttp2_incoming_metadata_live_op_buffer;
/** assumes everything initially zeroed */
-void grpc_chttp2_incoming_metadata_buffer_init(
- grpc_chttp2_incoming_metadata_buffer *buffer);
-void grpc_chttp2_incoming_metadata_buffer_destroy(
- grpc_chttp2_incoming_metadata_buffer *buffer);
-void grpc_chttp2_incoming_metadata_buffer_reset(
- grpc_chttp2_incoming_metadata_buffer *buffer);
+void grpc_chttp2_incoming_metadata_buffer_init (grpc_chttp2_incoming_metadata_buffer * buffer);
+void grpc_chttp2_incoming_metadata_buffer_destroy (grpc_chttp2_incoming_metadata_buffer * buffer);
+void grpc_chttp2_incoming_metadata_buffer_reset (grpc_chttp2_incoming_metadata_buffer * buffer);
-void grpc_chttp2_incoming_metadata_buffer_add(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_mdelem *elem);
-void grpc_chttp2_incoming_metadata_buffer_set_deadline(
- grpc_chttp2_incoming_metadata_buffer *buffer, gpr_timespec deadline);
+void grpc_chttp2_incoming_metadata_buffer_add (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_mdelem * elem);
+void grpc_chttp2_incoming_metadata_buffer_set_deadline (grpc_chttp2_incoming_metadata_buffer * buffer, gpr_timespec deadline);
/** extend sopb with a metadata batch; this must be post-processed by
grpc_chttp2_incoming_metadata_buffer_postprocess_sopb before being handed
out of the transport */
-void grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_stream_op_buffer *sopb);
+void grpc_chttp2_incoming_metadata_buffer_place_metadata_batch_into (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_stream_op_buffer * sopb);
-void grpc_incoming_metadata_buffer_move_to_referencing_sopb(
- grpc_chttp2_incoming_metadata_buffer *src,
- grpc_chttp2_incoming_metadata_buffer *dst, grpc_stream_op_buffer *sopb);
+void grpc_incoming_metadata_buffer_move_to_referencing_sopb (grpc_chttp2_incoming_metadata_buffer * src, grpc_chttp2_incoming_metadata_buffer * dst, grpc_stream_op_buffer * sopb);
-void grpc_chttp2_incoming_metadata_buffer_postprocess_sopb_and_begin_live_op(
- grpc_chttp2_incoming_metadata_buffer *buffer, grpc_stream_op_buffer *sopb,
- grpc_chttp2_incoming_metadata_live_op_buffer *live_op_buffer);
+void grpc_chttp2_incoming_metadata_buffer_postprocess_sopb_and_begin_live_op (grpc_chttp2_incoming_metadata_buffer * buffer, grpc_stream_op_buffer * sopb, grpc_chttp2_incoming_metadata_live_op_buffer * live_op_buffer);
-void grpc_chttp2_incoming_metadata_live_op_buffer_end(
- grpc_chttp2_incoming_metadata_live_op_buffer *live_op_buffer);
+void grpc_chttp2_incoming_metadata_live_op_buffer_end (grpc_chttp2_incoming_metadata_live_op_buffer * live_op_buffer);
#endif /* GRPC_INTERNAL_CORE_CHTTP2_INCOMING_METADATA_H */
diff --git a/src/core/transport/chttp2/internal.h b/src/core/transport/chttp2/internal.h
index 14a6c909ee..1ef9c1af87 100644
--- a/src/core/transport/chttp2/internal.h
+++ b/src/core/transport/chttp2/internal.h
@@ -54,7 +54,8 @@ typedef struct grpc_chttp2_stream grpc_chttp2_stream;
/* streams are kept in various linked lists depending on what things need to
happen to them... this enum labels each list */
-typedef enum {
+typedef enum
+{
GRPC_CHTTP2_LIST_ALL_STREAMS,
GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED,
GRPC_CHTTP2_LIST_WRITABLE,
@@ -67,11 +68,12 @@ typedef enum {
/** streams that are waiting to start because there are too many concurrent
streams on the connection */
GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY,
- STREAM_LIST_COUNT /* must be last */
+ STREAM_LIST_COUNT /* must be last */
} grpc_chttp2_stream_list_id;
/* deframer state for the overall http2 stream of bytes */
-typedef enum {
+typedef enum
+{
/* prefix: one entry per http2 connection prefix byte */
GRPC_DTS_CLIENT_PREFIX_0 = 0,
GRPC_DTS_CLIENT_PREFIX_1,
@@ -113,7 +115,8 @@ typedef enum {
GRPC_DTS_FRAME
} grpc_chttp2_deframe_transport_state;
-typedef enum {
+typedef enum
+{
GRPC_WRITE_STATE_OPEN,
GRPC_WRITE_STATE_QUEUED_CLOSE,
GRPC_WRITE_STATE_SENT_CLOSE
@@ -123,24 +126,28 @@ typedef enum {
#define GRPC_CHTTP2_WRITING_DATA 1
#define GRPC_CHTTP2_WRITING_WINDOW 2
-typedef enum {
+typedef enum
+{
GRPC_DONT_SEND_CLOSED = 0,
GRPC_SEND_CLOSED,
GRPC_SEND_CLOSED_WITH_RST_STREAM
} grpc_chttp2_send_closed;
-typedef struct {
+typedef struct
+{
grpc_chttp2_stream *head;
grpc_chttp2_stream *tail;
} grpc_chttp2_stream_list;
-typedef struct {
+typedef struct
+{
grpc_chttp2_stream *next;
grpc_chttp2_stream *prev;
} grpc_chttp2_stream_link;
/* We keep several sets of connection wide parameters */
-typedef enum {
+typedef enum
+{
/* The settings our peer has asked for (and we have acked) */
GRPC_PEER_SETTINGS = 0,
/* The settings we'd like to have */
@@ -153,14 +160,16 @@ typedef enum {
} grpc_chttp2_setting_set;
/* Outstanding ping request data */
-typedef struct grpc_chttp2_outstanding_ping {
+typedef struct grpc_chttp2_outstanding_ping
+{
gpr_uint8 id[8];
grpc_closure *on_recv;
struct grpc_chttp2_outstanding_ping *next;
struct grpc_chttp2_outstanding_ping *prev;
} grpc_chttp2_outstanding_ping;
-typedef struct {
+typedef struct
+{
/** data to write next write */
gpr_slice_buffer qbuf;
@@ -204,7 +213,8 @@ typedef struct {
gpr_uint32 concurrent_stream_count;
} grpc_chttp2_transport_global;
-typedef struct {
+typedef struct
+{
/** data to write now */
gpr_slice_buffer outbuf;
/** hpack encoding */
@@ -215,7 +225,8 @@ typedef struct {
grpc_closure done_cb;
} grpc_chttp2_transport_writing;
-struct grpc_chttp2_transport_parsing {
+struct grpc_chttp2_transport_parsing
+{
/** is this transport a client? (boolean) */
gpr_uint8 is_client;
@@ -236,7 +247,8 @@ struct grpc_chttp2_transport_parsing {
/** parser for headers */
grpc_chttp2_hpack_parser hpack_parser;
/** simple one shot parsers */
- union {
+ union
+ {
grpc_chttp2_window_update_parser window_update;
grpc_chttp2_settings_parser settings;
grpc_chttp2_ping_parser ping;
@@ -265,10 +277,7 @@ struct grpc_chttp2_transport_parsing {
/* active parser */
void *parser_data;
grpc_chttp2_stream_parsing *incoming_stream;
- grpc_chttp2_parse_error (*parser)(
- void *parser_user_data, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
+ grpc_chttp2_parse_error (*parser) (void *parser_user_data, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
/* received settings */
gpr_uint32 settings[GRPC_CHTTP2_NUM_SETTINGS];
@@ -284,8 +293,9 @@ struct grpc_chttp2_transport_parsing {
grpc_chttp2_outstanding_ping pings;
};
-struct grpc_chttp2_transport {
- grpc_transport base; /* must be first */
+struct grpc_chttp2_transport
+{
+ grpc_transport base; /* must be first */
grpc_endpoint *ep;
grpc_mdctx *metadata_context;
gpr_refcount refs;
@@ -343,10 +353,10 @@ struct grpc_chttp2_transport {
publish the accepted server stream */
grpc_chttp2_stream **accepting_stream;
- struct {
+ struct
+ {
/* accept stream callback */
- void (*accept_stream)(void *user_data, grpc_transport *transport,
- const void *server_data);
+ void (*accept_stream) (void *user_data, grpc_transport * transport, const void *server_data);
void *accept_stream_user_data;
/** connectivity tracking */
@@ -354,7 +364,8 @@ struct grpc_chttp2_transport {
} channel_callback;
};
-typedef struct {
+typedef struct
+{
/** HTTP2 stream id for this stream, or zero if one has not been assigned */
gpr_uint32 id;
@@ -410,7 +421,8 @@ typedef struct {
grpc_chttp2_incoming_metadata_live_op_buffer outstanding_metadata;
} grpc_chttp2_stream_global;
-typedef struct {
+typedef struct
+{
/** HTTP2 stream id for this stream, or zero if one has not been assigned */
gpr_uint32 id;
/** sops that have passed flow control to be written */
@@ -421,7 +433,8 @@ typedef struct {
gpr_uint32 announce_window;
} grpc_chttp2_stream_writing;
-struct grpc_chttp2_stream_parsing {
+struct grpc_chttp2_stream_parsing
+{
/** HTTP2 stream id for this stream, or zero if one has not been assigned */
gpr_uint32 id;
/** has this stream received a close */
@@ -443,7 +456,8 @@ struct grpc_chttp2_stream_parsing {
grpc_chttp2_incoming_metadata_buffer incoming_metadata;
};
-struct grpc_chttp2_stream {
+struct grpc_chttp2_stream
+{
grpc_chttp2_stream_global global;
grpc_chttp2_stream_writing writing;
grpc_chttp2_stream_parsing parsing;
@@ -465,140 +479,71 @@ struct grpc_chttp2_stream {
/** Someone is unlocking the transport mutex: check to see if writes
are required, and schedule them if so */
-int grpc_chttp2_unlocking_check_writes(grpc_chttp2_transport_global *global,
- grpc_chttp2_transport_writing *writing);
-void grpc_chttp2_perform_writes(
- grpc_chttp2_transport_writing *transport_writing, grpc_endpoint *endpoint,
- grpc_closure_list *closure_list);
-void grpc_chttp2_terminate_writing(void *transport_writing, int success,
- grpc_closure_list *closure_list);
-void grpc_chttp2_cleanup_writing(grpc_chttp2_transport_global *global,
- grpc_chttp2_transport_writing *writing,
- grpc_closure_list *closure_list);
-
-void grpc_chttp2_prepare_to_read(grpc_chttp2_transport_global *global,
- grpc_chttp2_transport_parsing *parsing);
+int grpc_chttp2_unlocking_check_writes (grpc_chttp2_transport_global * global, grpc_chttp2_transport_writing * writing);
+void grpc_chttp2_perform_writes (grpc_chttp2_transport_writing * transport_writing, grpc_endpoint * endpoint, grpc_closure_list * closure_list);
+void grpc_chttp2_terminate_writing (void *transport_writing, int success, grpc_closure_list * closure_list);
+void grpc_chttp2_cleanup_writing (grpc_chttp2_transport_global * global, grpc_chttp2_transport_writing * writing, grpc_closure_list * closure_list);
+
+void grpc_chttp2_prepare_to_read (grpc_chttp2_transport_global * global, grpc_chttp2_transport_parsing * parsing);
/** Process one slice of incoming data; return 1 if the connection is still
viable after reading, or 0 if the connection should be torn down */
-int grpc_chttp2_perform_read(grpc_chttp2_transport_parsing *transport_parsing,
- gpr_slice slice, grpc_closure_list *closure_list);
-void grpc_chttp2_publish_reads(grpc_chttp2_transport_global *global,
- grpc_chttp2_transport_parsing *parsing,
- grpc_closure_list *closure_list);
+int grpc_chttp2_perform_read (grpc_chttp2_transport_parsing * transport_parsing, gpr_slice slice, grpc_closure_list * closure_list);
+void grpc_chttp2_publish_reads (grpc_chttp2_transport_global * global, grpc_chttp2_transport_parsing * parsing, grpc_closure_list * closure_list);
/** Get a writable stream
returns non-zero if there was a stream available */
-void grpc_chttp2_list_add_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-void grpc_chttp2_list_add_first_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_writing **stream_writing);
-void grpc_chttp2_list_remove_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-
-void grpc_chttp2_list_add_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_parsing **stream_parsing);
-void grpc_chttp2_list_remove_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-
-void grpc_chttp2_list_add_writing_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing *stream_writing);
-int grpc_chttp2_list_have_writing_streams(
- grpc_chttp2_transport_writing *transport_writing);
-int grpc_chttp2_list_pop_writing_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing **stream_writing);
-
-void grpc_chttp2_list_add_written_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing *stream_writing);
-int grpc_chttp2_list_pop_written_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_writing **stream_writing);
-
-void grpc_chttp2_list_add_parsing_seen_stream(
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing);
-int grpc_chttp2_list_pop_parsing_seen_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_parsing **stream_parsing);
-
-void grpc_chttp2_list_add_waiting_for_concurrency(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_waiting_for_concurrency(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global);
-
-void grpc_chttp2_list_add_closed_waiting_for_parsing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_closed_waiting_for_parsing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global);
-
-void grpc_chttp2_list_add_cancelled_waiting_for_writing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_cancelled_waiting_for_writing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global);
-
-void grpc_chttp2_list_add_read_write_state_changed(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global);
-int grpc_chttp2_list_pop_read_write_state_changed(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global);
-
-grpc_chttp2_stream_parsing *grpc_chttp2_parsing_lookup_stream(
- grpc_chttp2_transport_parsing *transport_parsing, gpr_uint32 id);
-grpc_chttp2_stream_parsing *grpc_chttp2_parsing_accept_stream(
- grpc_chttp2_transport_parsing *transport_parsing, gpr_uint32 id);
-
-void grpc_chttp2_add_incoming_goaway(
- grpc_chttp2_transport_global *transport_global, gpr_uint32 goaway_error,
- gpr_slice goaway_text, grpc_closure_list *closure_list);
-
-void grpc_chttp2_register_stream(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s);
+void grpc_chttp2_list_add_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+void grpc_chttp2_list_add_first_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_writing ** stream_writing);
+void grpc_chttp2_list_remove_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+
+void grpc_chttp2_list_add_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_parsing ** stream_parsing);
+void grpc_chttp2_list_remove_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+
+void grpc_chttp2_list_add_writing_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing * stream_writing);
+int grpc_chttp2_list_have_writing_streams (grpc_chttp2_transport_writing * transport_writing);
+int grpc_chttp2_list_pop_writing_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing ** stream_writing);
+
+void grpc_chttp2_list_add_written_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing * stream_writing);
+int grpc_chttp2_list_pop_written_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_writing ** stream_writing);
+
+void grpc_chttp2_list_add_parsing_seen_stream (grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing);
+int grpc_chttp2_list_pop_parsing_seen_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_parsing ** stream_parsing);
+
+void grpc_chttp2_list_add_waiting_for_concurrency (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_waiting_for_concurrency (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global);
+
+void grpc_chttp2_list_add_closed_waiting_for_parsing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_closed_waiting_for_parsing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global);
+
+void grpc_chttp2_list_add_cancelled_waiting_for_writing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_cancelled_waiting_for_writing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global);
+
+void grpc_chttp2_list_add_read_write_state_changed (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global);
+int grpc_chttp2_list_pop_read_write_state_changed (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global);
+
+grpc_chttp2_stream_parsing *grpc_chttp2_parsing_lookup_stream (grpc_chttp2_transport_parsing * transport_parsing, gpr_uint32 id);
+grpc_chttp2_stream_parsing *grpc_chttp2_parsing_accept_stream (grpc_chttp2_transport_parsing * transport_parsing, gpr_uint32 id);
+
+void grpc_chttp2_add_incoming_goaway (grpc_chttp2_transport_global * transport_global, gpr_uint32 goaway_error, gpr_slice goaway_text, grpc_closure_list * closure_list);
+
+void grpc_chttp2_register_stream (grpc_chttp2_transport * t, grpc_chttp2_stream * s);
/* returns 1 if this is the last stream, 0 otherwise */
-int grpc_chttp2_unregister_stream(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s) GRPC_MUST_USE_RESULT;
-int grpc_chttp2_has_streams(grpc_chttp2_transport *t);
-void grpc_chttp2_for_all_streams(
- grpc_chttp2_transport_global *transport_global, void *user_data,
- void (*cb)(grpc_chttp2_transport_global *transport_global, void *user_data,
- grpc_chttp2_stream_global *stream_global));
+int
+grpc_chttp2_unregister_stream (grpc_chttp2_transport * t, grpc_chttp2_stream * s)
+ GRPC_MUST_USE_RESULT;
+ int grpc_chttp2_has_streams (grpc_chttp2_transport * t);
+ void grpc_chttp2_for_all_streams (grpc_chttp2_transport_global * transport_global, void *user_data, void (*cb) (grpc_chttp2_transport_global * transport_global, void *user_data, grpc_chttp2_stream_global * stream_global));
-void grpc_chttp2_parsing_become_skip_parser(
- grpc_chttp2_transport_parsing *transport_parsing);
+ void grpc_chttp2_parsing_become_skip_parser (grpc_chttp2_transport_parsing * transport_parsing);
#define GRPC_CHTTP2_CLIENT_CONNECT_STRING "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
#define GRPC_CHTTP2_CLIENT_CONNECT_STRLEN \
(sizeof(GRPC_CHTTP2_CLIENT_CONNECT_STRING) - 1)
-extern int grpc_http_trace;
-extern int grpc_flowctl_trace;
+ extern int grpc_http_trace;
+ extern int grpc_flowctl_trace;
#define GRPC_CHTTP2_IF_TRACING(stmt) \
if (!(grpc_http_trace)) \
@@ -623,9 +568,6 @@ extern int grpc_flowctl_trace;
(gpr_int64)(context->var), (gpr_int64)(delta)); \
}
-void grpc_chttp2_flowctl_trace(const char *file, int line, const char *reason,
- const char *context, const char *var,
- int is_client, gpr_uint32 stream_id,
- gpr_int64 current_value, gpr_int64 delta);
+ void grpc_chttp2_flowctl_trace (const char *file, int line, const char *reason, const char *context, const char *var, int is_client, gpr_uint32 stream_id, gpr_int64 current_value, gpr_int64 delta);
#endif
diff --git a/src/core/transport/chttp2/parsing.c b/src/core/transport/chttp2/parsing.c
index f6ce35f9ac..944066eab3 100644
--- a/src/core/transport/chttp2/parsing.c
+++ b/src/core/transport/chttp2/parsing.c
@@ -42,58 +42,46 @@
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
-static int init_frame_parser(grpc_chttp2_transport_parsing *transport_parsing);
-static int init_header_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing, int is_continuation);
-static int init_data_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing);
-static int init_rst_stream_parser(
- grpc_chttp2_transport_parsing *transport_parsing);
-static int init_settings_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing);
-static int init_window_update_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing);
-static int init_ping_parser(grpc_chttp2_transport_parsing *transport_parsing);
-static int init_goaway_parser(grpc_chttp2_transport_parsing *transport_parsing);
-static int init_skip_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing, int is_header);
-
-static int parse_frame_slice(grpc_chttp2_transport_parsing *transport_parsing,
- gpr_slice slice, int is_last,
- grpc_closure_list *closure_list);
-
-void grpc_chttp2_prepare_to_read(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing) {
+static int init_frame_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_header_frame_parser (grpc_chttp2_transport_parsing * transport_parsing, int is_continuation);
+static int init_data_frame_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_rst_stream_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_settings_frame_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_window_update_frame_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_ping_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_goaway_parser (grpc_chttp2_transport_parsing * transport_parsing);
+static int init_skip_frame_parser (grpc_chttp2_transport_parsing * transport_parsing, int is_header);
+
+static int parse_frame_slice (grpc_chttp2_transport_parsing * transport_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list);
+
+void
+grpc_chttp2_prepare_to_read (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing)
+{
grpc_chttp2_stream_global *stream_global;
grpc_chttp2_stream_parsing *stream_parsing;
transport_parsing->next_stream_id = transport_global->next_stream_id;
/* update the parsing view of incoming window */
- if (transport_parsing->incoming_window != transport_global->incoming_window) {
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "parse", transport_parsing, incoming_window,
- (gpr_int64)transport_global->incoming_window -
- (gpr_int64)transport_parsing->incoming_window);
- transport_parsing->incoming_window = transport_global->incoming_window;
- }
- while (grpc_chttp2_list_pop_incoming_window_updated(
- transport_global, transport_parsing, &stream_global, &stream_parsing)) {
- stream_parsing->id = stream_global->id;
- if (stream_parsing->incoming_window != stream_global->incoming_window) {
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "parse", transport_parsing, stream_parsing, incoming_window,
- (gpr_int64)stream_global->incoming_window -
- (gpr_int64)stream_parsing->incoming_window);
- stream_parsing->incoming_window = stream_global->incoming_window;
- }
- }
+ if (transport_parsing->incoming_window != transport_global->incoming_window)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("parse", transport_parsing, incoming_window, (gpr_int64) transport_global->incoming_window - (gpr_int64) transport_parsing->incoming_window);
+ transport_parsing->incoming_window = transport_global->incoming_window;
+ }
+ while (grpc_chttp2_list_pop_incoming_window_updated (transport_global, transport_parsing, &stream_global, &stream_parsing))
+ {
+ stream_parsing->id = stream_global->id;
+ if (stream_parsing->incoming_window != stream_global->incoming_window)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parse", transport_parsing, stream_parsing, incoming_window, (gpr_int64) stream_global->incoming_window - (gpr_int64) stream_parsing->incoming_window);
+ stream_parsing->incoming_window = stream_global->incoming_window;
+ }
+ }
}
-void grpc_chttp2_publish_reads(grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_closure_list *closure_list) {
+void
+grpc_chttp2_publish_reads (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing, grpc_closure_list * closure_list)
+{
grpc_chttp2_stream_global *stream_global;
grpc_chttp2_stream_parsing *stream_parsing;
@@ -105,145 +93,126 @@ void grpc_chttp2_publish_reads(grpc_chttp2_transport_global *transport_global,
ID. So,
since we don't have server pushed streams, client should send
GOAWAY last-grpc_chttp2_stream-id=0 in this case. */
- if (!transport_parsing->is_client) {
- transport_global->last_incoming_stream_id =
- transport_parsing->incoming_stream_id;
- }
+ if (!transport_parsing->is_client)
+ {
+ transport_global->last_incoming_stream_id = transport_parsing->incoming_stream_id;
+ }
/* copy parsing qbuf to global qbuf */
- gpr_slice_buffer_move_into(&transport_parsing->qbuf, &transport_global->qbuf);
+ gpr_slice_buffer_move_into (&transport_parsing->qbuf, &transport_global->qbuf);
/* update global settings */
- if (transport_parsing->settings_updated) {
- memcpy(transport_global->settings[GRPC_PEER_SETTINGS],
- transport_parsing->settings, sizeof(transport_parsing->settings));
- transport_parsing->settings_updated = 0;
- }
+ if (transport_parsing->settings_updated)
+ {
+ memcpy (transport_global->settings[GRPC_PEER_SETTINGS], transport_parsing->settings, sizeof (transport_parsing->settings));
+ transport_parsing->settings_updated = 0;
+ }
/* update settings based on ack if received */
- if (transport_parsing->settings_ack_received) {
- memcpy(transport_global->settings[GRPC_ACKED_SETTINGS],
- transport_global->settings[GRPC_SENT_SETTINGS],
- GRPC_CHTTP2_NUM_SETTINGS * sizeof(gpr_uint32));
- transport_parsing->settings_ack_received = 0;
- }
+ if (transport_parsing->settings_ack_received)
+ {
+ memcpy (transport_global->settings[GRPC_ACKED_SETTINGS], transport_global->settings[GRPC_SENT_SETTINGS], GRPC_CHTTP2_NUM_SETTINGS * sizeof (gpr_uint32));
+ transport_parsing->settings_ack_received = 0;
+ }
/* move goaway to the global state if we received one (it will be
published later */
- if (transport_parsing->goaway_received) {
- grpc_chttp2_add_incoming_goaway(
- transport_global, (gpr_uint32)transport_parsing->goaway_error,
- transport_parsing->goaway_text, closure_list);
- transport_parsing->goaway_text = gpr_empty_slice();
- transport_parsing->goaway_received = 0;
- }
+ if (transport_parsing->goaway_received)
+ {
+ grpc_chttp2_add_incoming_goaway (transport_global, (gpr_uint32) transport_parsing->goaway_error, transport_parsing->goaway_text, closure_list);
+ transport_parsing->goaway_text = gpr_empty_slice ();
+ transport_parsing->goaway_received = 0;
+ }
/* propagate flow control tokens to global state */
- if (transport_parsing->outgoing_window_update) {
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "parsed", transport_global, outgoing_window,
- transport_parsing->outgoing_window_update);
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "parsed", transport_parsing, outgoing_window_update,
- -(gpr_int64)transport_parsing->outgoing_window_update);
- transport_global->outgoing_window +=
- transport_parsing->outgoing_window_update;
- transport_parsing->outgoing_window_update = 0;
- }
-
- if (transport_parsing->incoming_window_delta) {
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "parsed", transport_global, incoming_window,
- -(gpr_int64)transport_parsing->incoming_window_delta);
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "parsed", transport_parsing, incoming_window_delta,
- -(gpr_int64)transport_parsing->incoming_window_delta);
- transport_global->incoming_window -=
- transport_parsing->incoming_window_delta;
- transport_parsing->incoming_window_delta = 0;
- }
+ if (transport_parsing->outgoing_window_update)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("parsed", transport_global, outgoing_window, transport_parsing->outgoing_window_update);
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("parsed", transport_parsing, outgoing_window_update, -(gpr_int64) transport_parsing->outgoing_window_update);
+ transport_global->outgoing_window += transport_parsing->outgoing_window_update;
+ transport_parsing->outgoing_window_update = 0;
+ }
+
+ if (transport_parsing->incoming_window_delta)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("parsed", transport_global, incoming_window, -(gpr_int64) transport_parsing->incoming_window_delta);
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("parsed", transport_parsing, incoming_window_delta, -(gpr_int64) transport_parsing->incoming_window_delta);
+ transport_global->incoming_window -= transport_parsing->incoming_window_delta;
+ transport_parsing->incoming_window_delta = 0;
+ }
/* for each stream that saw an update, fixup global state */
- while (grpc_chttp2_list_pop_parsing_seen_stream(
- transport_global, transport_parsing, &stream_global, &stream_parsing)) {
- /* update incoming flow control window */
- if (stream_parsing->incoming_window_delta) {
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "parsed", transport_parsing, stream_global, incoming_window,
- -(gpr_int64)stream_parsing->incoming_window_delta);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "parsed", transport_parsing, stream_parsing, incoming_window_delta,
- -(gpr_int64)stream_parsing->incoming_window_delta);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "parsed", transport_parsing, stream_global, max_recv_bytes,
- -(gpr_int64)stream_parsing->incoming_window_delta);
- stream_global->incoming_window -= stream_parsing->incoming_window_delta;
- GPR_ASSERT(stream_global->max_recv_bytes >=
- stream_parsing->incoming_window_delta);
- stream_global->max_recv_bytes -= stream_parsing->incoming_window_delta;
- stream_parsing->incoming_window_delta = 0;
- grpc_chttp2_list_add_writable_stream(transport_global, stream_global);
- }
-
- /* update outgoing flow control window */
- if (stream_parsing->outgoing_window_update) {
- int was_zero = stream_global->outgoing_window <= 0;
- int is_zero;
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM("parsed", transport_parsing,
- stream_global, outgoing_window,
- stream_parsing->outgoing_window_update);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "parsed", transport_parsing, stream_parsing, outgoing_window_update,
- -(gpr_int64)stream_parsing->outgoing_window_update);
- GPR_ASSERT(stream_parsing->outgoing_window_update <= GPR_UINT32_MAX);
- stream_global->outgoing_window +=
- (gpr_uint32)stream_parsing->outgoing_window_update;
- stream_parsing->outgoing_window_update = 0;
- is_zero = stream_global->outgoing_window <= 0;
- if (was_zero && !is_zero) {
- grpc_chttp2_list_add_writable_stream(transport_global, stream_global);
- }
- }
-
- /* updating closed status */
- if (stream_parsing->received_close) {
- stream_global->read_closed = 1;
- grpc_chttp2_list_add_read_write_state_changed(transport_global,
- stream_global);
- }
- if (stream_parsing->saw_rst_stream) {
- stream_global->cancelled = 1;
- stream_global->cancelled_status = grpc_chttp2_http2_error_to_grpc_status(
- (grpc_chttp2_error_code)stream_parsing->rst_stream_reason);
- if (stream_parsing->rst_stream_reason == GRPC_CHTTP2_NO_ERROR) {
- stream_global->published_cancelled = 1;
- }
- grpc_chttp2_list_add_read_write_state_changed(transport_global,
- stream_global);
- }
-
- /* publish incoming stream ops */
- if (stream_parsing->data_parser.incoming_sopb.nops > 0) {
- grpc_incoming_metadata_buffer_move_to_referencing_sopb(
- &stream_parsing->incoming_metadata, &stream_global->incoming_metadata,
- &stream_parsing->data_parser.incoming_sopb);
- grpc_sopb_move_to(&stream_parsing->data_parser.incoming_sopb,
- &stream_global->incoming_sopb);
- grpc_chttp2_list_add_read_write_state_changed(transport_global,
- stream_global);
- }
- }
+ while (grpc_chttp2_list_pop_parsing_seen_stream (transport_global, transport_parsing, &stream_global, &stream_parsing))
+ {
+ /* update incoming flow control window */
+ if (stream_parsing->incoming_window_delta)
+ {
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parsed", transport_parsing, stream_global, incoming_window, -(gpr_int64) stream_parsing->incoming_window_delta);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parsed", transport_parsing, stream_parsing, incoming_window_delta, -(gpr_int64) stream_parsing->incoming_window_delta);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parsed", transport_parsing, stream_global, max_recv_bytes, -(gpr_int64) stream_parsing->incoming_window_delta);
+ stream_global->incoming_window -= stream_parsing->incoming_window_delta;
+ GPR_ASSERT (stream_global->max_recv_bytes >= stream_parsing->incoming_window_delta);
+ stream_global->max_recv_bytes -= stream_parsing->incoming_window_delta;
+ stream_parsing->incoming_window_delta = 0;
+ grpc_chttp2_list_add_writable_stream (transport_global, stream_global);
+ }
+
+ /* update outgoing flow control window */
+ if (stream_parsing->outgoing_window_update)
+ {
+ int was_zero = stream_global->outgoing_window <= 0;
+ int is_zero;
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parsed", transport_parsing, stream_global, outgoing_window, stream_parsing->outgoing_window_update);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("parsed", transport_parsing, stream_parsing, outgoing_window_update, -(gpr_int64) stream_parsing->outgoing_window_update);
+ GPR_ASSERT (stream_parsing->outgoing_window_update <= GPR_UINT32_MAX);
+ stream_global->outgoing_window += (gpr_uint32) stream_parsing->outgoing_window_update;
+ stream_parsing->outgoing_window_update = 0;
+ is_zero = stream_global->outgoing_window <= 0;
+ if (was_zero && !is_zero)
+ {
+ grpc_chttp2_list_add_writable_stream (transport_global, stream_global);
+ }
+ }
+
+ /* updating closed status */
+ if (stream_parsing->received_close)
+ {
+ stream_global->read_closed = 1;
+ grpc_chttp2_list_add_read_write_state_changed (transport_global, stream_global);
+ }
+ if (stream_parsing->saw_rst_stream)
+ {
+ stream_global->cancelled = 1;
+ stream_global->cancelled_status = grpc_chttp2_http2_error_to_grpc_status ((grpc_chttp2_error_code) stream_parsing->rst_stream_reason);
+ if (stream_parsing->rst_stream_reason == GRPC_CHTTP2_NO_ERROR)
+ {
+ stream_global->published_cancelled = 1;
+ }
+ grpc_chttp2_list_add_read_write_state_changed (transport_global, stream_global);
+ }
+
+ /* publish incoming stream ops */
+ if (stream_parsing->data_parser.incoming_sopb.nops > 0)
+ {
+ grpc_incoming_metadata_buffer_move_to_referencing_sopb (&stream_parsing->incoming_metadata, &stream_global->incoming_metadata, &stream_parsing->data_parser.incoming_sopb);
+ grpc_sopb_move_to (&stream_parsing->data_parser.incoming_sopb, &stream_global->incoming_sopb);
+ grpc_chttp2_list_add_read_write_state_changed (transport_global, stream_global);
+ }
+ }
}
-int grpc_chttp2_perform_read(grpc_chttp2_transport_parsing *transport_parsing,
- gpr_slice slice, grpc_closure_list *closure_list) {
- gpr_uint8 *beg = GPR_SLICE_START_PTR(slice);
- gpr_uint8 *end = GPR_SLICE_END_PTR(slice);
+int
+grpc_chttp2_perform_read (grpc_chttp2_transport_parsing * transport_parsing, gpr_slice slice, grpc_closure_list * closure_list)
+{
+ gpr_uint8 *beg = GPR_SLICE_START_PTR (slice);
+ gpr_uint8 *end = GPR_SLICE_END_PTR (slice);
gpr_uint8 *cur = beg;
- if (cur == end) return 1;
+ if (cur == end)
+ return 1;
- switch (transport_parsing->deframe_state) {
+ switch (transport_parsing->deframe_state)
+ {
case GRPC_DTS_CLIENT_PREFIX_0:
case GRPC_DTS_CLIENT_PREFIX_1:
case GRPC_DTS_CLIENT_PREFIX_2:
@@ -268,300 +237,294 @@ int grpc_chttp2_perform_read(grpc_chttp2_transport_parsing *transport_parsing,
case GRPC_DTS_CLIENT_PREFIX_21:
case GRPC_DTS_CLIENT_PREFIX_22:
case GRPC_DTS_CLIENT_PREFIX_23:
- while (cur != end && transport_parsing->deframe_state != GRPC_DTS_FH_0) {
- if (*cur != GRPC_CHTTP2_CLIENT_CONNECT_STRING[transport_parsing
- ->deframe_state]) {
- gpr_log(GPR_INFO,
- "Connect string mismatch: expected '%c' (%d) got '%c' (%d) "
- "at byte %d",
- GRPC_CHTTP2_CLIENT_CONNECT_STRING[transport_parsing
- ->deframe_state],
- (int)(gpr_uint8)GRPC_CHTTP2_CLIENT_CONNECT_STRING
- [transport_parsing->deframe_state],
- *cur, (int)*cur, transport_parsing->deframe_state);
- return 0;
- }
- ++cur;
- ++transport_parsing->deframe_state;
- }
- if (cur == end) {
- return 1;
- }
- /* fallthrough */
+ while (cur != end && transport_parsing->deframe_state != GRPC_DTS_FH_0)
+ {
+ if (*cur != GRPC_CHTTP2_CLIENT_CONNECT_STRING[transport_parsing->deframe_state])
+ {
+ gpr_log (GPR_INFO, "Connect string mismatch: expected '%c' (%d) got '%c' (%d) " "at byte %d", GRPC_CHTTP2_CLIENT_CONNECT_STRING[transport_parsing->deframe_state], (int) (gpr_uint8) GRPC_CHTTP2_CLIENT_CONNECT_STRING[transport_parsing->deframe_state], *cur, (int) *cur, transport_parsing->deframe_state);
+ return 0;
+ }
+ ++cur;
+ ++transport_parsing->deframe_state;
+ }
+ if (cur == end)
+ {
+ return 1;
+ }
+ /* fallthrough */
dts_fh_0:
case GRPC_DTS_FH_0:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_frame_size = ((gpr_uint32)*cur) << 16;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_1;
- return 1;
- }
- /* fallthrough */
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_frame_size = ((gpr_uint32) * cur) << 16;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_1;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_1:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_frame_size |= ((gpr_uint32)*cur) << 8;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_2;
- return 1;
- }
- /* fallthrough */
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_frame_size |= ((gpr_uint32) * cur) << 8;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_2;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_2:
- GPR_ASSERT(cur < end);
+ GPR_ASSERT (cur < end);
transport_parsing->incoming_frame_size |= *cur;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_3;
- return 1;
- }
- /* fallthrough */
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_3;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_3:
- GPR_ASSERT(cur < end);
+ GPR_ASSERT (cur < end);
transport_parsing->incoming_frame_type = *cur;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_4;
- return 1;
- }
- /* fallthrough */
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_4;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_4:
- GPR_ASSERT(cur < end);
+ GPR_ASSERT (cur < end);
transport_parsing->incoming_frame_flags = *cur;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_5;
- return 1;
- }
- /* fallthrough */
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_5;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_5:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_stream_id = (((gpr_uint32)*cur) & 0x7f) << 24;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_6;
- return 1;
- }
- /* fallthrough */
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_stream_id = (((gpr_uint32) * cur) & 0x7f) << 24;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_6;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_6:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_stream_id |= ((gpr_uint32)*cur) << 16;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_7;
- return 1;
- }
- /* fallthrough */
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_stream_id |= ((gpr_uint32) * cur) << 16;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_7;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_7:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_stream_id |= ((gpr_uint32)*cur) << 8;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_8;
- return 1;
- }
- /* fallthrough */
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_stream_id |= ((gpr_uint32) * cur) << 8;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_8;
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FH_8:
- GPR_ASSERT(cur < end);
- transport_parsing->incoming_stream_id |= ((gpr_uint32)*cur);
+ GPR_ASSERT (cur < end);
+ transport_parsing->incoming_stream_id |= ((gpr_uint32) * cur);
transport_parsing->deframe_state = GRPC_DTS_FRAME;
- if (!init_frame_parser(transport_parsing)) {
- return 0;
- }
- if (transport_parsing->incoming_stream_id) {
- transport_parsing->last_incoming_stream_id =
- transport_parsing->incoming_stream_id;
- }
- if (transport_parsing->incoming_frame_size == 0) {
- if (!parse_frame_slice(transport_parsing, gpr_empty_slice(), 1,
- closure_list)) {
- return 0;
- }
- transport_parsing->incoming_stream = NULL;
- if (++cur == end) {
- transport_parsing->deframe_state = GRPC_DTS_FH_0;
- return 1;
- }
- goto dts_fh_0; /* loop */
- }
- if (++cur == end) {
- return 1;
- }
- /* fallthrough */
+ if (!init_frame_parser (transport_parsing))
+ {
+ return 0;
+ }
+ if (transport_parsing->incoming_stream_id)
+ {
+ transport_parsing->last_incoming_stream_id = transport_parsing->incoming_stream_id;
+ }
+ if (transport_parsing->incoming_frame_size == 0)
+ {
+ if (!parse_frame_slice (transport_parsing, gpr_empty_slice (), 1, closure_list))
+ {
+ return 0;
+ }
+ transport_parsing->incoming_stream = NULL;
+ if (++cur == end)
+ {
+ transport_parsing->deframe_state = GRPC_DTS_FH_0;
+ return 1;
+ }
+ goto dts_fh_0; /* loop */
+ }
+ if (++cur == end)
+ {
+ return 1;
+ }
+ /* fallthrough */
case GRPC_DTS_FRAME:
- GPR_ASSERT(cur < end);
- if ((gpr_uint32)(end - cur) == transport_parsing->incoming_frame_size) {
- if (!parse_frame_slice(transport_parsing,
- gpr_slice_sub_no_ref(slice, (size_t)(cur - beg),
- (size_t)(end - beg)),
- 1, closure_list)) {
- return 0;
- }
- transport_parsing->deframe_state = GRPC_DTS_FH_0;
- transport_parsing->incoming_stream = NULL;
- return 1;
- } else if ((gpr_uint32)(end - cur) >
- transport_parsing->incoming_frame_size) {
- size_t cur_offset = (size_t)(cur - beg);
- if (!parse_frame_slice(
- transport_parsing,
- gpr_slice_sub_no_ref(
- slice, cur_offset,
- cur_offset + transport_parsing->incoming_frame_size),
- 1, closure_list)) {
- return 0;
- }
- cur += transport_parsing->incoming_frame_size;
- transport_parsing->incoming_stream = NULL;
- goto dts_fh_0; /* loop */
- } else {
- if (!parse_frame_slice(transport_parsing,
- gpr_slice_sub_no_ref(slice, (size_t)(cur - beg),
- (size_t)(end - beg)),
- 0, closure_list)) {
- return 0;
- }
- transport_parsing->incoming_frame_size -= (gpr_uint32)(end - cur);
- return 1;
- }
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
- }
-
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
+ GPR_ASSERT (cur < end);
+ if ((gpr_uint32) (end - cur) == transport_parsing->incoming_frame_size)
+ {
+ if (!parse_frame_slice (transport_parsing, gpr_slice_sub_no_ref (slice, (size_t) (cur - beg), (size_t) (end - beg)), 1, closure_list))
+ {
+ return 0;
+ }
+ transport_parsing->deframe_state = GRPC_DTS_FH_0;
+ transport_parsing->incoming_stream = NULL;
+ return 1;
+ }
+ else if ((gpr_uint32) (end - cur) > transport_parsing->incoming_frame_size)
+ {
+ size_t cur_offset = (size_t) (cur - beg);
+ if (!parse_frame_slice (transport_parsing, gpr_slice_sub_no_ref (slice, cur_offset, cur_offset + transport_parsing->incoming_frame_size), 1, closure_list))
+ {
+ return 0;
+ }
+ cur += transport_parsing->incoming_frame_size;
+ transport_parsing->incoming_stream = NULL;
+ goto dts_fh_0; /* loop */
+ }
+ else
+ {
+ if (!parse_frame_slice (transport_parsing, gpr_slice_sub_no_ref (slice, (size_t) (cur - beg), (size_t) (end - beg)), 0, closure_list))
+ {
+ return 0;
+ }
+ transport_parsing->incoming_frame_size -= (gpr_uint32) (end - cur);
+ return 1;
+ }
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
+ }
+
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
return 0;
}
-static int init_frame_parser(grpc_chttp2_transport_parsing *transport_parsing) {
- if (transport_parsing->expect_continuation_stream_id != 0) {
- if (transport_parsing->incoming_frame_type !=
- GRPC_CHTTP2_FRAME_CONTINUATION) {
- gpr_log(GPR_ERROR, "Expected CONTINUATION frame, got frame type %02x",
- transport_parsing->incoming_frame_type);
- return 0;
- }
- if (transport_parsing->expect_continuation_stream_id !=
- transport_parsing->incoming_stream_id) {
- gpr_log(GPR_ERROR,
- "Expected CONTINUATION frame for grpc_chttp2_stream %08x, got "
- "grpc_chttp2_stream %08x",
- transport_parsing->expect_continuation_stream_id,
- transport_parsing->incoming_stream_id);
- return 0;
+static int
+init_frame_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ if (transport_parsing->expect_continuation_stream_id != 0)
+ {
+ if (transport_parsing->incoming_frame_type != GRPC_CHTTP2_FRAME_CONTINUATION)
+ {
+ gpr_log (GPR_ERROR, "Expected CONTINUATION frame, got frame type %02x", transport_parsing->incoming_frame_type);
+ return 0;
+ }
+ if (transport_parsing->expect_continuation_stream_id != transport_parsing->incoming_stream_id)
+ {
+ gpr_log (GPR_ERROR, "Expected CONTINUATION frame for grpc_chttp2_stream %08x, got " "grpc_chttp2_stream %08x", transport_parsing->expect_continuation_stream_id, transport_parsing->incoming_stream_id);
+ return 0;
+ }
+ return init_header_frame_parser (transport_parsing, 1);
}
- return init_header_frame_parser(transport_parsing, 1);
- }
- switch (transport_parsing->incoming_frame_type) {
+ switch (transport_parsing->incoming_frame_type)
+ {
case GRPC_CHTTP2_FRAME_DATA:
- return init_data_frame_parser(transport_parsing);
+ return init_data_frame_parser (transport_parsing);
case GRPC_CHTTP2_FRAME_HEADER:
- return init_header_frame_parser(transport_parsing, 0);
+ return init_header_frame_parser (transport_parsing, 0);
case GRPC_CHTTP2_FRAME_CONTINUATION:
- gpr_log(GPR_ERROR, "Unexpected CONTINUATION frame");
+ gpr_log (GPR_ERROR, "Unexpected CONTINUATION frame");
return 0;
case GRPC_CHTTP2_FRAME_RST_STREAM:
- return init_rst_stream_parser(transport_parsing);
+ return init_rst_stream_parser (transport_parsing);
case GRPC_CHTTP2_FRAME_SETTINGS:
- return init_settings_frame_parser(transport_parsing);
+ return init_settings_frame_parser (transport_parsing);
case GRPC_CHTTP2_FRAME_WINDOW_UPDATE:
- return init_window_update_frame_parser(transport_parsing);
+ return init_window_update_frame_parser (transport_parsing);
case GRPC_CHTTP2_FRAME_PING:
- return init_ping_parser(transport_parsing);
+ return init_ping_parser (transport_parsing);
case GRPC_CHTTP2_FRAME_GOAWAY:
- return init_goaway_parser(transport_parsing);
+ return init_goaway_parser (transport_parsing);
default:
- gpr_log(GPR_ERROR, "Unknown frame type %02x",
- transport_parsing->incoming_frame_type);
- return init_skip_frame_parser(transport_parsing, 0);
- }
+ gpr_log (GPR_ERROR, "Unknown frame type %02x", transport_parsing->incoming_frame_type);
+ return init_skip_frame_parser (transport_parsing, 0);
+ }
}
-static grpc_chttp2_parse_error skip_parser(
- void *parser, grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
+static grpc_chttp2_parse_error
+skip_parser (void *parser, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
return GRPC_CHTTP2_PARSE_OK;
}
-static void skip_header(void *tp, grpc_mdelem *md) { GRPC_MDELEM_UNREF(md); }
-
-static int init_skip_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing, int is_header) {
- if (is_header) {
- gpr_uint8 is_eoh = transport_parsing->expect_continuation_stream_id != 0;
- transport_parsing->parser = grpc_chttp2_header_parser_parse;
- transport_parsing->parser_data = &transport_parsing->hpack_parser;
- transport_parsing->hpack_parser.on_header = skip_header;
- transport_parsing->hpack_parser.on_header_user_data = NULL;
- transport_parsing->hpack_parser.is_boundary = is_eoh;
- transport_parsing->hpack_parser.is_eof =
- (gpr_uint8)(is_eoh ? transport_parsing->header_eof : 0);
- } else {
- transport_parsing->parser = skip_parser;
- }
+static void
+skip_header (void *tp, grpc_mdelem * md)
+{
+ GRPC_MDELEM_UNREF (md);
+}
+
+static int
+init_skip_frame_parser (grpc_chttp2_transport_parsing * transport_parsing, int is_header)
+{
+ if (is_header)
+ {
+ gpr_uint8 is_eoh = transport_parsing->expect_continuation_stream_id != 0;
+ transport_parsing->parser = grpc_chttp2_header_parser_parse;
+ transport_parsing->parser_data = &transport_parsing->hpack_parser;
+ transport_parsing->hpack_parser.on_header = skip_header;
+ transport_parsing->hpack_parser.on_header_user_data = NULL;
+ transport_parsing->hpack_parser.is_boundary = is_eoh;
+ transport_parsing->hpack_parser.is_eof = (gpr_uint8) (is_eoh ? transport_parsing->header_eof : 0);
+ }
+ else
+ {
+ transport_parsing->parser = skip_parser;
+ }
return 1;
}
-void grpc_chttp2_parsing_become_skip_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
- init_skip_frame_parser(
- transport_parsing,
- transport_parsing->parser == grpc_chttp2_header_parser_parse);
+void
+grpc_chttp2_parsing_become_skip_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ init_skip_frame_parser (transport_parsing, transport_parsing->parser == grpc_chttp2_header_parser_parse);
}
-static grpc_chttp2_parse_error update_incoming_window(
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing) {
- if (transport_parsing->incoming_frame_size >
- transport_parsing->incoming_window) {
- gpr_log(GPR_ERROR, "frame of size %d overflows incoming window of %d",
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_window);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
-
- if (transport_parsing->incoming_frame_size >
- stream_parsing->incoming_window) {
- gpr_log(GPR_ERROR, "frame of size %d overflows incoming window of %d",
- transport_parsing->incoming_frame_size,
- stream_parsing->incoming_window);
- return GRPC_CHTTP2_CONNECTION_ERROR;
- }
-
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "data", transport_parsing, incoming_window,
- -(gpr_int64)transport_parsing->incoming_frame_size);
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT("data", transport_parsing,
- incoming_window_delta,
- transport_parsing->incoming_frame_size);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "data", transport_parsing, stream_parsing, incoming_window,
- -(gpr_int64)transport_parsing->incoming_frame_size);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM("data", transport_parsing, stream_parsing,
- incoming_window_delta,
- transport_parsing->incoming_frame_size);
+static grpc_chttp2_parse_error
+update_incoming_window (grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing)
+{
+ if (transport_parsing->incoming_frame_size > transport_parsing->incoming_window)
+ {
+ gpr_log (GPR_ERROR, "frame of size %d overflows incoming window of %d", transport_parsing->incoming_frame_size, transport_parsing->incoming_window);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+
+ if (transport_parsing->incoming_frame_size > stream_parsing->incoming_window)
+ {
+ gpr_log (GPR_ERROR, "frame of size %d overflows incoming window of %d", transport_parsing->incoming_frame_size, stream_parsing->incoming_window);
+ return GRPC_CHTTP2_CONNECTION_ERROR;
+ }
+
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("data", transport_parsing, incoming_window, -(gpr_int64) transport_parsing->incoming_frame_size);
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("data", transport_parsing, incoming_window_delta, transport_parsing->incoming_frame_size);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("data", transport_parsing, stream_parsing, incoming_window, -(gpr_int64) transport_parsing->incoming_frame_size);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("data", transport_parsing, stream_parsing, incoming_window_delta, transport_parsing->incoming_frame_size);
transport_parsing->incoming_window -= transport_parsing->incoming_frame_size;
- transport_parsing->incoming_window_delta +=
- transport_parsing->incoming_frame_size;
+ transport_parsing->incoming_window_delta += transport_parsing->incoming_frame_size;
stream_parsing->incoming_window -= transport_parsing->incoming_frame_size;
- stream_parsing->incoming_window_delta +=
- transport_parsing->incoming_frame_size;
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing, stream_parsing);
+ stream_parsing->incoming_window_delta += transport_parsing->incoming_frame_size;
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
return GRPC_CHTTP2_PARSE_OK;
}
-static int init_data_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
- grpc_chttp2_stream_parsing *stream_parsing =
- grpc_chttp2_parsing_lookup_stream(transport_parsing,
- transport_parsing->incoming_stream_id);
+static int
+init_data_frame_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ grpc_chttp2_stream_parsing *stream_parsing = grpc_chttp2_parsing_lookup_stream (transport_parsing,
+ transport_parsing->incoming_stream_id);
grpc_chttp2_parse_error err = GRPC_CHTTP2_PARSE_OK;
if (!stream_parsing || stream_parsing->received_close)
- return init_skip_frame_parser(transport_parsing, 0);
- if (err == GRPC_CHTTP2_PARSE_OK) {
- err = update_incoming_window(transport_parsing, stream_parsing);
- }
- if (err == GRPC_CHTTP2_PARSE_OK) {
- err = grpc_chttp2_data_parser_begin_frame(
- &stream_parsing->data_parser, transport_parsing->incoming_frame_flags);
- }
- switch (err) {
+ return init_skip_frame_parser (transport_parsing, 0);
+ if (err == GRPC_CHTTP2_PARSE_OK)
+ {
+ err = update_incoming_window (transport_parsing, stream_parsing);
+ }
+ if (err == GRPC_CHTTP2_PARSE_OK)
+ {
+ err = grpc_chttp2_data_parser_begin_frame (&stream_parsing->data_parser, transport_parsing->incoming_frame_flags);
+ }
+ switch (err)
+ {
case GRPC_CHTTP2_PARSE_OK:
transport_parsing->incoming_stream = stream_parsing;
transport_parsing->parser = grpc_chttp2_data_parser_parse;
@@ -571,215 +534,214 @@ static int init_data_frame_parser(
stream_parsing->received_close = 1;
stream_parsing->saw_rst_stream = 1;
stream_parsing->rst_stream_reason = GRPC_CHTTP2_PROTOCOL_ERROR;
- gpr_slice_buffer_add(
- &transport_parsing->qbuf,
- grpc_chttp2_rst_stream_create(transport_parsing->incoming_stream_id,
- GRPC_CHTTP2_PROTOCOL_ERROR));
- return init_skip_frame_parser(transport_parsing, 0);
+ gpr_slice_buffer_add (&transport_parsing->qbuf, grpc_chttp2_rst_stream_create (transport_parsing->incoming_stream_id, GRPC_CHTTP2_PROTOCOL_ERROR));
+ return init_skip_frame_parser (transport_parsing, 0);
case GRPC_CHTTP2_CONNECTION_ERROR:
return 0;
- }
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
+ }
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
return 0;
}
-static void free_timeout(void *p) { gpr_free(p); }
+static void
+free_timeout (void *p)
+{
+ gpr_free (p);
+}
-static void on_header(void *tp, grpc_mdelem *md) {
+static void
+on_header (void *tp, grpc_mdelem * md)
+{
grpc_chttp2_transport_parsing *transport_parsing = tp;
- grpc_chttp2_stream_parsing *stream_parsing =
- transport_parsing->incoming_stream;
-
- GPR_ASSERT(stream_parsing);
-
- GRPC_CHTTP2_IF_TRACING(gpr_log(
- GPR_INFO, "HTTP:%d:HDR:%s: %s: %s", stream_parsing->id,
- transport_parsing->is_client ? "CLI" : "SVR",
- grpc_mdstr_as_c_string(md->key), grpc_mdstr_as_c_string(md->value)));
-
- if (md->key == transport_parsing->str_grpc_timeout) {
- gpr_timespec *cached_timeout = grpc_mdelem_get_user_data(md, free_timeout);
- if (!cached_timeout) {
- /* not already parsed: parse it now, and store the result away */
- cached_timeout = gpr_malloc(sizeof(gpr_timespec));
- if (!grpc_chttp2_decode_timeout(grpc_mdstr_as_c_string(md->value),
- cached_timeout)) {
- gpr_log(GPR_ERROR, "Ignoring bad timeout value '%s'",
- grpc_mdstr_as_c_string(md->value));
- *cached_timeout = gpr_inf_future(GPR_CLOCK_REALTIME);
- }
- grpc_mdelem_set_user_data(md, free_timeout, cached_timeout);
- }
- grpc_chttp2_incoming_metadata_buffer_set_deadline(
- &stream_parsing->incoming_metadata,
- gpr_time_add(gpr_now(GPR_CLOCK_MONOTONIC), *cached_timeout));
- GRPC_MDELEM_UNREF(md);
- } else {
- grpc_chttp2_incoming_metadata_buffer_add(&stream_parsing->incoming_metadata,
- md);
- }
-
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing, stream_parsing);
+ grpc_chttp2_stream_parsing *stream_parsing = transport_parsing->incoming_stream;
+
+ GPR_ASSERT (stream_parsing);
+
+ GRPC_CHTTP2_IF_TRACING (gpr_log (GPR_INFO, "HTTP:%d:HDR:%s: %s: %s", stream_parsing->id, transport_parsing->is_client ? "CLI" : "SVR", grpc_mdstr_as_c_string (md->key), grpc_mdstr_as_c_string (md->value)));
+
+ if (md->key == transport_parsing->str_grpc_timeout)
+ {
+ gpr_timespec *cached_timeout = grpc_mdelem_get_user_data (md, free_timeout);
+ if (!cached_timeout)
+ {
+ /* not already parsed: parse it now, and store the result away */
+ cached_timeout = gpr_malloc (sizeof (gpr_timespec));
+ if (!grpc_chttp2_decode_timeout (grpc_mdstr_as_c_string (md->value), cached_timeout))
+ {
+ gpr_log (GPR_ERROR, "Ignoring bad timeout value '%s'", grpc_mdstr_as_c_string (md->value));
+ *cached_timeout = gpr_inf_future (GPR_CLOCK_REALTIME);
+ }
+ grpc_mdelem_set_user_data (md, free_timeout, cached_timeout);
+ }
+ grpc_chttp2_incoming_metadata_buffer_set_deadline (&stream_parsing->incoming_metadata, gpr_time_add (gpr_now (GPR_CLOCK_MONOTONIC), *cached_timeout));
+ GRPC_MDELEM_UNREF (md);
+ }
+ else
+ {
+ grpc_chttp2_incoming_metadata_buffer_add (&stream_parsing->incoming_metadata, md);
+ }
+
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
}
-static int init_header_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing, int is_continuation) {
- gpr_uint8 is_eoh = (transport_parsing->incoming_frame_flags &
- GRPC_CHTTP2_DATA_FLAG_END_HEADERS) != 0;
+static int
+init_header_frame_parser (grpc_chttp2_transport_parsing * transport_parsing, int is_continuation)
+{
+ gpr_uint8 is_eoh = (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_DATA_FLAG_END_HEADERS) != 0;
int via_accept = 0;
grpc_chttp2_stream_parsing *stream_parsing;
- if (is_eoh) {
- transport_parsing->expect_continuation_stream_id = 0;
- } else {
- transport_parsing->expect_continuation_stream_id =
- transport_parsing->incoming_stream_id;
- }
+ if (is_eoh)
+ {
+ transport_parsing->expect_continuation_stream_id = 0;
+ }
+ else
+ {
+ transport_parsing->expect_continuation_stream_id = transport_parsing->incoming_stream_id;
+ }
- if (!is_continuation) {
- transport_parsing->header_eof = (transport_parsing->incoming_frame_flags &
- GRPC_CHTTP2_DATA_FLAG_END_STREAM) != 0;
- }
+ if (!is_continuation)
+ {
+ transport_parsing->header_eof = (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_DATA_FLAG_END_STREAM) != 0;
+ }
/* could be a new grpc_chttp2_stream or an existing grpc_chttp2_stream */
- stream_parsing = grpc_chttp2_parsing_lookup_stream(
- transport_parsing, transport_parsing->incoming_stream_id);
- if (stream_parsing == NULL) {
- if (is_continuation) {
- gpr_log(GPR_ERROR,
- "grpc_chttp2_stream disbanded before CONTINUATION received");
- return init_skip_frame_parser(transport_parsing, 1);
- }
- if (transport_parsing->is_client) {
- if ((transport_parsing->incoming_stream_id & 1) &&
- transport_parsing->incoming_stream_id <
- transport_parsing->next_stream_id) {
- /* this is an old (probably cancelled) grpc_chttp2_stream */
- } else {
- gpr_log(GPR_ERROR,
- "ignoring new grpc_chttp2_stream creation on client");
- }
- return init_skip_frame_parser(transport_parsing, 1);
- } else if (transport_parsing->last_incoming_stream_id >
- transport_parsing->incoming_stream_id) {
- gpr_log(GPR_ERROR,
- "ignoring out of order new grpc_chttp2_stream request on server; "
- "last grpc_chttp2_stream "
- "id=%d, new grpc_chttp2_stream id=%d",
- transport_parsing->last_incoming_stream_id,
- transport_parsing->incoming_stream_id);
- return init_skip_frame_parser(transport_parsing, 1);
- } else if ((transport_parsing->incoming_stream_id & 1) == 0) {
- gpr_log(GPR_ERROR,
- "ignoring grpc_chttp2_stream with non-client generated index %d",
- transport_parsing->incoming_stream_id);
- return init_skip_frame_parser(transport_parsing, 1);
- }
- stream_parsing = transport_parsing->incoming_stream =
- grpc_chttp2_parsing_accept_stream(
- transport_parsing, transport_parsing->incoming_stream_id);
- if (stream_parsing == NULL) {
- gpr_log(GPR_ERROR, "grpc_chttp2_stream not accepted");
- return init_skip_frame_parser(transport_parsing, 1);
- }
- via_accept = 1;
- } else {
- transport_parsing->incoming_stream = stream_parsing;
- }
- GPR_ASSERT(stream_parsing != NULL && (via_accept == 0 || via_accept == 1));
- if (stream_parsing->received_close) {
- gpr_log(GPR_ERROR, "skipping already closed grpc_chttp2_stream header");
- transport_parsing->incoming_stream = NULL;
- return init_skip_frame_parser(transport_parsing, 1);
- }
+ stream_parsing = grpc_chttp2_parsing_lookup_stream (transport_parsing, transport_parsing->incoming_stream_id);
+ if (stream_parsing == NULL)
+ {
+ if (is_continuation)
+ {
+ gpr_log (GPR_ERROR, "grpc_chttp2_stream disbanded before CONTINUATION received");
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
+ if (transport_parsing->is_client)
+ {
+ if ((transport_parsing->incoming_stream_id & 1) && transport_parsing->incoming_stream_id < transport_parsing->next_stream_id)
+ {
+ /* this is an old (probably cancelled) grpc_chttp2_stream */
+ }
+ else
+ {
+ gpr_log (GPR_ERROR, "ignoring new grpc_chttp2_stream creation on client");
+ }
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
+ else if (transport_parsing->last_incoming_stream_id > transport_parsing->incoming_stream_id)
+ {
+ gpr_log (GPR_ERROR, "ignoring out of order new grpc_chttp2_stream request on server; " "last grpc_chttp2_stream " "id=%d, new grpc_chttp2_stream id=%d", transport_parsing->last_incoming_stream_id, transport_parsing->incoming_stream_id);
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
+ else if ((transport_parsing->incoming_stream_id & 1) == 0)
+ {
+ gpr_log (GPR_ERROR, "ignoring grpc_chttp2_stream with non-client generated index %d", transport_parsing->incoming_stream_id);
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
+ stream_parsing = transport_parsing->incoming_stream = grpc_chttp2_parsing_accept_stream (transport_parsing, transport_parsing->incoming_stream_id);
+ if (stream_parsing == NULL)
+ {
+ gpr_log (GPR_ERROR, "grpc_chttp2_stream not accepted");
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
+ via_accept = 1;
+ }
+ else
+ {
+ transport_parsing->incoming_stream = stream_parsing;
+ }
+ GPR_ASSERT (stream_parsing != NULL && (via_accept == 0 || via_accept == 1));
+ if (stream_parsing->received_close)
+ {
+ gpr_log (GPR_ERROR, "skipping already closed grpc_chttp2_stream header");
+ transport_parsing->incoming_stream = NULL;
+ return init_skip_frame_parser (transport_parsing, 1);
+ }
transport_parsing->parser = grpc_chttp2_header_parser_parse;
transport_parsing->parser_data = &transport_parsing->hpack_parser;
transport_parsing->hpack_parser.on_header = on_header;
transport_parsing->hpack_parser.on_header_user_data = transport_parsing;
transport_parsing->hpack_parser.is_boundary = is_eoh;
- transport_parsing->hpack_parser.is_eof =
- (gpr_uint8)(is_eoh ? transport_parsing->header_eof : 0);
- if (!is_continuation && (transport_parsing->incoming_frame_flags &
- GRPC_CHTTP2_FLAG_HAS_PRIORITY)) {
- grpc_chttp2_hpack_parser_set_has_priority(&transport_parsing->hpack_parser);
- }
+ transport_parsing->hpack_parser.is_eof = (gpr_uint8) (is_eoh ? transport_parsing->header_eof : 0);
+ if (!is_continuation && (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_FLAG_HAS_PRIORITY))
+ {
+ grpc_chttp2_hpack_parser_set_has_priority (&transport_parsing->hpack_parser);
+ }
return 1;
}
-static int init_window_update_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
- int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_window_update_parser_begin_frame(
- &transport_parsing->simple.window_update,
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_frame_flags);
- if (transport_parsing->incoming_stream_id) {
- transport_parsing->incoming_stream = grpc_chttp2_parsing_lookup_stream(
- transport_parsing, transport_parsing->incoming_stream_id);
- }
+static int
+init_window_update_frame_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_window_update_parser_begin_frame (&transport_parsing->simple.window_update,
+ transport_parsing->incoming_frame_size,
+ transport_parsing->incoming_frame_flags);
+ if (transport_parsing->incoming_stream_id)
+ {
+ transport_parsing->incoming_stream = grpc_chttp2_parsing_lookup_stream (transport_parsing, transport_parsing->incoming_stream_id);
+ }
transport_parsing->parser = grpc_chttp2_window_update_parser_parse;
transport_parsing->parser_data = &transport_parsing->simple.window_update;
return ok;
}
-static int init_ping_parser(grpc_chttp2_transport_parsing *transport_parsing) {
- int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_ping_parser_begin_frame(
- &transport_parsing->simple.ping,
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_frame_flags);
+static int
+init_ping_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_ping_parser_begin_frame (&transport_parsing->simple.ping,
+ transport_parsing->incoming_frame_size,
+ transport_parsing->incoming_frame_flags);
transport_parsing->parser = grpc_chttp2_ping_parser_parse;
transport_parsing->parser_data = &transport_parsing->simple.ping;
return ok;
}
-static int init_rst_stream_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
- int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_rst_stream_parser_begin_frame(
- &transport_parsing->simple.rst_stream,
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_frame_flags);
- transport_parsing->incoming_stream = grpc_chttp2_parsing_lookup_stream(
- transport_parsing, transport_parsing->incoming_stream_id);
- if (!transport_parsing->incoming_stream) {
- return init_skip_frame_parser(transport_parsing, 0);
- }
+static int
+init_rst_stream_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_rst_stream_parser_begin_frame (&transport_parsing->simple.rst_stream,
+ transport_parsing->incoming_frame_size,
+ transport_parsing->incoming_frame_flags);
+ transport_parsing->incoming_stream = grpc_chttp2_parsing_lookup_stream (transport_parsing, transport_parsing->incoming_stream_id);
+ if (!transport_parsing->incoming_stream)
+ {
+ return init_skip_frame_parser (transport_parsing, 0);
+ }
transport_parsing->parser = grpc_chttp2_rst_stream_parser_parse;
transport_parsing->parser_data = &transport_parsing->simple.rst_stream;
return ok;
}
-static int init_goaway_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
- int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_goaway_parser_begin_frame(
- &transport_parsing->goaway_parser,
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_frame_flags);
+static int
+init_goaway_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
+ int ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_goaway_parser_begin_frame (&transport_parsing->goaway_parser,
+ transport_parsing->incoming_frame_size,
+ transport_parsing->incoming_frame_flags);
transport_parsing->parser = grpc_chttp2_goaway_parser_parse;
transport_parsing->parser_data = &transport_parsing->goaway_parser;
return ok;
}
-static int init_settings_frame_parser(
- grpc_chttp2_transport_parsing *transport_parsing) {
+static int
+init_settings_frame_parser (grpc_chttp2_transport_parsing * transport_parsing)
+{
int ok;
- if (transport_parsing->incoming_stream_id != 0) {
- gpr_log(GPR_ERROR, "settings frame received for grpc_chttp2_stream %d",
- transport_parsing->incoming_stream_id);
- return 0;
- }
-
- ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_settings_parser_begin_frame(
- &transport_parsing->simple.settings,
- transport_parsing->incoming_frame_size,
- transport_parsing->incoming_frame_flags,
- transport_parsing->settings);
- if (!ok) {
- return 0;
- }
- if (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_FLAG_ACK) {
- transport_parsing->settings_ack_received = 1;
- }
+ if (transport_parsing->incoming_stream_id != 0)
+ {
+ gpr_log (GPR_ERROR, "settings frame received for grpc_chttp2_stream %d", transport_parsing->incoming_stream_id);
+ return 0;
+ }
+
+ ok = GRPC_CHTTP2_PARSE_OK == grpc_chttp2_settings_parser_begin_frame (&transport_parsing->simple.settings, transport_parsing->incoming_frame_size, transport_parsing->incoming_frame_flags, transport_parsing->settings);
+ if (!ok)
+ {
+ return 0;
+ }
+ if (transport_parsing->incoming_frame_flags & GRPC_CHTTP2_FLAG_ACK)
+ {
+ transport_parsing->settings_ack_received = 1;
+ }
transport_parsing->parser = grpc_chttp2_settings_parser_parse;
transport_parsing->parser_data = &transport_parsing->simple.settings;
return ok;
@@ -791,35 +753,31 @@ static int is_window_update_legal(gpr_int64 window_update, gpr_int64 window) {
}
*/
-static int parse_frame_slice(grpc_chttp2_transport_parsing *transport_parsing,
- gpr_slice slice, int is_last,
- grpc_closure_list *closure_list) {
- grpc_chttp2_stream_parsing *stream_parsing =
- transport_parsing->incoming_stream;
- switch (transport_parsing->parser(transport_parsing->parser_data,
- transport_parsing, stream_parsing, slice,
- is_last, closure_list)) {
+static int
+parse_frame_slice (grpc_chttp2_transport_parsing * transport_parsing, gpr_slice slice, int is_last, grpc_closure_list * closure_list)
+{
+ grpc_chttp2_stream_parsing *stream_parsing = transport_parsing->incoming_stream;
+ switch (transport_parsing->parser (transport_parsing->parser_data, transport_parsing, stream_parsing, slice, is_last, closure_list))
+ {
case GRPC_CHTTP2_PARSE_OK:
- if (stream_parsing) {
- grpc_chttp2_list_add_parsing_seen_stream(transport_parsing,
- stream_parsing);
- }
+ if (stream_parsing)
+ {
+ grpc_chttp2_list_add_parsing_seen_stream (transport_parsing, stream_parsing);
+ }
return 1;
case GRPC_CHTTP2_STREAM_ERROR:
- grpc_chttp2_parsing_become_skip_parser(transport_parsing);
- if (stream_parsing) {
- stream_parsing->saw_rst_stream = 1;
- stream_parsing->rst_stream_reason = GRPC_CHTTP2_PROTOCOL_ERROR;
- gpr_slice_buffer_add(
- &transport_parsing->qbuf,
- grpc_chttp2_rst_stream_create(transport_parsing->incoming_stream_id,
- GRPC_CHTTP2_PROTOCOL_ERROR));
- }
+ grpc_chttp2_parsing_become_skip_parser (transport_parsing);
+ if (stream_parsing)
+ {
+ stream_parsing->saw_rst_stream = 1;
+ stream_parsing->rst_stream_reason = GRPC_CHTTP2_PROTOCOL_ERROR;
+ gpr_slice_buffer_add (&transport_parsing->qbuf, grpc_chttp2_rst_stream_create (transport_parsing->incoming_stream_id, GRPC_CHTTP2_PROTOCOL_ERROR));
+ }
return 1;
case GRPC_CHTTP2_CONNECTION_ERROR:
return 0;
- }
- gpr_log(GPR_ERROR, "should never reach here");
- abort();
+ }
+ gpr_log (GPR_ERROR, "should never reach here");
+ abort ();
return 0;
}
diff --git a/src/core/transport/chttp2/status_conversion.c b/src/core/transport/chttp2/status_conversion.c
index bf214b017a..8be4dc6150 100644
--- a/src/core/transport/chttp2/status_conversion.c
+++ b/src/core/transport/chttp2/status_conversion.c
@@ -33,8 +33,11 @@
#include "src/core/transport/chttp2/status_conversion.h"
-int grpc_chttp2_grpc_status_to_http2_error(grpc_status_code status) {
- switch (status) {
+int
+grpc_chttp2_grpc_status_to_http2_error (grpc_status_code status)
+{
+ switch (status)
+ {
case GRPC_STATUS_OK:
return GRPC_CHTTP2_NO_ERROR;
case GRPC_STATUS_CANCELLED:
@@ -47,12 +50,14 @@ int grpc_chttp2_grpc_status_to_http2_error(grpc_status_code status) {
return GRPC_CHTTP2_REFUSED_STREAM;
default:
return GRPC_CHTTP2_INTERNAL_ERROR;
- }
+ }
}
-grpc_status_code grpc_chttp2_http2_error_to_grpc_status(
- grpc_chttp2_error_code error) {
- switch (error) {
+grpc_status_code
+grpc_chttp2_http2_error_to_grpc_status (grpc_chttp2_error_code error)
+{
+ switch (error)
+ {
case GRPC_CHTTP2_NO_ERROR:
/* should never be received */
return GRPC_STATUS_INTERNAL;
@@ -66,12 +71,15 @@ grpc_status_code grpc_chttp2_http2_error_to_grpc_status(
return GRPC_STATUS_UNAVAILABLE;
default:
return GRPC_STATUS_INTERNAL;
- }
+ }
}
-grpc_status_code grpc_chttp2_http2_status_to_grpc_status(int status) {
- switch (status) {
- /* these HTTP2 status codes are called out explicitly in status.proto */
+grpc_status_code
+grpc_chttp2_http2_status_to_grpc_status (int status)
+{
+ switch (status)
+ {
+ /* these HTTP2 status codes are called out explicitly in status.proto */
case 200:
return GRPC_STATUS_OK;
case 400:
@@ -98,12 +106,14 @@ grpc_status_code grpc_chttp2_http2_status_to_grpc_status(int status) {
return GRPC_STATUS_UNAVAILABLE;
case 504:
return GRPC_STATUS_DEADLINE_EXCEEDED;
- /* everything else is unknown */
+ /* everything else is unknown */
default:
return GRPC_STATUS_UNKNOWN;
- }
+ }
}
-int grpc_chttp2_grpc_status_to_http2_status(grpc_status_code status) {
+int
+grpc_chttp2_grpc_status_to_http2_status (grpc_status_code status)
+{
return 200;
}
diff --git a/src/core/transport/chttp2/status_conversion.h b/src/core/transport/chttp2/status_conversion.h
index 0ec5b560b8..ae5b4960df 100644
--- a/src/core/transport/chttp2/status_conversion.h
+++ b/src/core/transport/chttp2/status_conversion.h
@@ -38,13 +38,11 @@
#include "src/core/transport/chttp2/http2_errors.h"
/* Conversion of grpc status codes to http2 error codes (for RST_STREAM) */
-grpc_chttp2_error_code grpc_chttp2_grpc_status_to_http2_error(
- grpc_status_code status);
-grpc_status_code grpc_chttp2_http2_error_to_grpc_status(
- grpc_chttp2_error_code error);
+grpc_chttp2_error_code grpc_chttp2_grpc_status_to_http2_error (grpc_status_code status);
+grpc_status_code grpc_chttp2_http2_error_to_grpc_status (grpc_chttp2_error_code error);
/* Conversion of HTTP status codes (:status) to grpc status codes */
-grpc_status_code grpc_chttp2_http2_status_to_grpc_status(int status);
-int grpc_chttp2_grpc_status_to_http2_status(grpc_status_code status);
+grpc_status_code grpc_chttp2_http2_status_to_grpc_status (int status);
+int grpc_chttp2_grpc_status_to_http2_status (grpc_status_code status);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_STATUS_CONVERSION_H */
diff --git a/src/core/transport/chttp2/stream_encoder.c b/src/core/transport/chttp2/stream_encoder.c
index eb02ccdec3..cafd735ba2 100644
--- a/src/core/transport/chttp2/stream_encoder.c
+++ b/src/core/transport/chttp2/stream_encoder.c
@@ -55,9 +55,11 @@
#define MAX_DECODER_SPACE_USAGE 512
/* what kind of frame our we encoding? */
-typedef enum { HEADER, DATA, NONE } frame_type;
+typedef enum
+{ HEADER, DATA, NONE } frame_type;
-typedef struct {
+typedef struct
+{
frame_type cur_frame_type;
/* number of bytes in 'output' when we started the frame - used to calculate
frame length */
@@ -74,28 +76,30 @@ typedef struct {
} framer_state;
/* fills p (which is expected to be 9 bytes long) with a data frame header */
-static void fill_header(gpr_uint8 *p, gpr_uint8 type, gpr_uint32 id, size_t len,
- gpr_uint8 flags) {
- GPR_ASSERT(len < 16777316);
- *p++ = (gpr_uint8)(len >> 16);
- *p++ = (gpr_uint8)(len >> 8);
- *p++ = (gpr_uint8)(len);
+static void
+fill_header (gpr_uint8 * p, gpr_uint8 type, gpr_uint32 id, size_t len, gpr_uint8 flags)
+{
+ GPR_ASSERT (len < 16777316);
+ *p++ = (gpr_uint8) (len >> 16);
+ *p++ = (gpr_uint8) (len >> 8);
+ *p++ = (gpr_uint8) (len);
*p++ = type;
*p++ = flags;
- *p++ = (gpr_uint8)(id >> 24);
- *p++ = (gpr_uint8)(id >> 16);
- *p++ = (gpr_uint8)(id >> 8);
- *p++ = (gpr_uint8)(id);
+ *p++ = (gpr_uint8) (id >> 24);
+ *p++ = (gpr_uint8) (id >> 16);
+ *p++ = (gpr_uint8) (id >> 8);
+ *p++ = (gpr_uint8) (id);
}
/* finish a frame - fill in the previously reserved header */
-static void finish_frame(framer_state *st, int is_header_boundary,
- int is_last_in_stream) {
+static void
+finish_frame (framer_state * st, int is_header_boundary, int is_last_in_stream)
+{
gpr_uint8 type = 0xff;
- switch (st->cur_frame_type) {
+ switch (st->cur_frame_type)
+ {
case HEADER:
- type = st->last_was_header ? GRPC_CHTTP2_FRAME_CONTINUATION
- : GRPC_CHTTP2_FRAME_HEADER;
+ type = st->last_was_header ? GRPC_CHTTP2_FRAME_CONTINUATION : GRPC_CHTTP2_FRAME_HEADER;
st->last_was_header = 1;
break;
case DATA:
@@ -105,397 +109,435 @@ static void finish_frame(framer_state *st, int is_header_boundary,
break;
case NONE:
return;
- }
- fill_header(
- GPR_SLICE_START_PTR(st->output->slices[st->header_idx]), type,
- st->stream_id, st->output->length - st->output_length_at_start_of_frame,
- (gpr_uint8)(
- (is_last_in_stream ? GRPC_CHTTP2_DATA_FLAG_END_STREAM : 0) |
- (is_header_boundary ? GRPC_CHTTP2_DATA_FLAG_END_HEADERS : 0)));
+ }
+ fill_header (GPR_SLICE_START_PTR (st->output->slices[st->header_idx]), type, st->stream_id, st->output->length - st->output_length_at_start_of_frame, (gpr_uint8) ((is_last_in_stream ? GRPC_CHTTP2_DATA_FLAG_END_STREAM : 0) | (is_header_boundary ? GRPC_CHTTP2_DATA_FLAG_END_HEADERS : 0)));
st->cur_frame_type = NONE;
}
/* begin a new frame: reserve off header space, remember how many bytes we'd
output before beginning */
-static void begin_frame(framer_state *st, frame_type type) {
- GPR_ASSERT(type != NONE);
- GPR_ASSERT(st->cur_frame_type == NONE);
+static void
+begin_frame (framer_state * st, frame_type type)
+{
+ GPR_ASSERT (type != NONE);
+ GPR_ASSERT (st->cur_frame_type == NONE);
st->cur_frame_type = type;
- st->header_idx =
- gpr_slice_buffer_add_indexed(st->output, gpr_slice_malloc(9));
+ st->header_idx = gpr_slice_buffer_add_indexed (st->output, gpr_slice_malloc (9));
st->output_length_at_start_of_frame = st->output->length;
}
-static void begin_new_frame(framer_state *st, frame_type type) {
- finish_frame(st, 1, 0);
+static void
+begin_new_frame (framer_state * st, frame_type type)
+{
+ finish_frame (st, 1, 0);
st->last_was_header = 0;
- begin_frame(st, type);
+ begin_frame (st, type);
}
/* make sure that the current frame is of the type desired, and has sufficient
space to add at least about_to_add bytes -- finishes the current frame if
needed */
-static void ensure_frame_type(framer_state *st, frame_type type,
- size_t need_bytes) {
- if (st->cur_frame_type == type &&
- st->output->length - st->output_length_at_start_of_frame + need_bytes <=
- GRPC_CHTTP2_MAX_PAYLOAD_LENGTH) {
- return;
- }
- finish_frame(st, type != HEADER, 0);
- begin_frame(st, type);
+static void
+ensure_frame_type (framer_state * st, frame_type type, size_t need_bytes)
+{
+ if (st->cur_frame_type == type && st->output->length - st->output_length_at_start_of_frame + need_bytes <= GRPC_CHTTP2_MAX_PAYLOAD_LENGTH)
+ {
+ return;
+ }
+ finish_frame (st, type != HEADER, 0);
+ begin_frame (st, type);
}
/* increment a filter count, halve all counts if one element reaches max */
-static void inc_filter(gpr_uint8 idx, gpr_uint32 *sum, gpr_uint8 *elems) {
+static void
+inc_filter (gpr_uint8 idx, gpr_uint32 * sum, gpr_uint8 * elems)
+{
elems[idx]++;
- if (elems[idx] < 255) {
- (*sum)++;
- } else {
- int i;
- *sum = 0;
- for (i = 0; i < GRPC_CHTTP2_HPACKC_NUM_FILTERS; i++) {
- elems[i] /= 2;
- (*sum) += elems[i];
- }
- }
+ if (elems[idx] < 255)
+ {
+ (*sum)++;
+ }
+ else
+ {
+ int i;
+ *sum = 0;
+ for (i = 0; i < GRPC_CHTTP2_HPACKC_NUM_FILTERS; i++)
+ {
+ elems[i] /= 2;
+ (*sum) += elems[i];
+ }
+ }
}
-static void add_header_data(framer_state *st, gpr_slice slice) {
- size_t len = GPR_SLICE_LENGTH(slice);
+static void
+add_header_data (framer_state * st, gpr_slice slice)
+{
+ size_t len = GPR_SLICE_LENGTH (slice);
size_t remaining;
- if (len == 0) return;
- ensure_frame_type(st, HEADER, 1);
- remaining = GRPC_CHTTP2_MAX_PAYLOAD_LENGTH +
- st->output_length_at_start_of_frame - st->output->length;
- if (len <= remaining) {
- gpr_slice_buffer_add(st->output, slice);
- } else {
- gpr_slice_buffer_add(st->output, gpr_slice_split_head(&slice, remaining));
- add_header_data(st, slice);
- }
+ if (len == 0)
+ return;
+ ensure_frame_type (st, HEADER, 1);
+ remaining = GRPC_CHTTP2_MAX_PAYLOAD_LENGTH + st->output_length_at_start_of_frame - st->output->length;
+ if (len <= remaining)
+ {
+ gpr_slice_buffer_add (st->output, slice);
+ }
+ else
+ {
+ gpr_slice_buffer_add (st->output, gpr_slice_split_head (&slice, remaining));
+ add_header_data (st, slice);
+ }
}
-static gpr_uint8 *add_tiny_header_data(framer_state *st, size_t len) {
- ensure_frame_type(st, HEADER, len);
- return gpr_slice_buffer_tiny_add(st->output, len);
+static gpr_uint8 *
+add_tiny_header_data (framer_state * st, size_t len)
+{
+ ensure_frame_type (st, HEADER, len);
+ return gpr_slice_buffer_tiny_add (st->output, len);
}
/* add an element to the decoder table: returns metadata element to unref */
-static grpc_mdelem *add_elem(grpc_chttp2_hpack_compressor *c,
- grpc_mdelem *elem) {
+static grpc_mdelem *
+add_elem (grpc_chttp2_hpack_compressor * c, grpc_mdelem * elem)
+{
gpr_uint32 key_hash = elem->key->hash;
- gpr_uint32 elem_hash = GRPC_MDSTR_KV_HASH(key_hash, elem->value->hash);
+ gpr_uint32 elem_hash = GRPC_MDSTR_KV_HASH (key_hash, elem->value->hash);
gpr_uint32 new_index = c->tail_remote_index + c->table_elems + 1;
- size_t elem_size = 32 + GPR_SLICE_LENGTH(elem->key->slice) +
- GPR_SLICE_LENGTH(elem->value->slice);
+ size_t elem_size = 32 + GPR_SLICE_LENGTH (elem->key->slice) + GPR_SLICE_LENGTH (elem->value->slice);
grpc_mdelem *elem_to_unref;
- GPR_ASSERT(elem_size < 65536);
+ GPR_ASSERT (elem_size < 65536);
/* Reserve space for this element in the remote table: if this overflows
the current table, drop elements until it fits, matching the decompressor
algorithm */
/* TODO(ctiller): constant */
- while (c->table_size + elem_size > 4096) {
- c->tail_remote_index++;
- GPR_ASSERT(c->tail_remote_index > 0);
- GPR_ASSERT(c->table_size >=
- c->table_elem_size[c->tail_remote_index %
- GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
- GPR_ASSERT(c->table_elems > 0);
- c->table_size =
- (gpr_uint16)(c->table_size -
- c->table_elem_size[c->tail_remote_index %
- GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
- c->table_elems--;
- }
- GPR_ASSERT(c->table_elems < GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS);
- c->table_elem_size[new_index % GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS] =
- (gpr_uint16)elem_size;
- c->table_size = (gpr_uint16)(c->table_size + elem_size);
+ while (c->table_size + elem_size > 4096)
+ {
+ c->tail_remote_index++;
+ GPR_ASSERT (c->tail_remote_index > 0);
+ GPR_ASSERT (c->table_size >= c->table_elem_size[c->tail_remote_index % GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
+ GPR_ASSERT (c->table_elems > 0);
+ c->table_size = (gpr_uint16) (c->table_size - c->table_elem_size[c->tail_remote_index % GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS]);
+ c->table_elems--;
+ }
+ GPR_ASSERT (c->table_elems < GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS);
+ c->table_elem_size[new_index % GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS] = (gpr_uint16) elem_size;
+ c->table_size = (gpr_uint16) (c->table_size + elem_size);
c->table_elems++;
/* Store this element into {entries,indices}_elem */
- if (c->entries_elems[HASH_FRAGMENT_2(elem_hash)] == elem) {
- /* already there: update with new index */
- c->indices_elems[HASH_FRAGMENT_2(elem_hash)] = new_index;
- elem_to_unref = elem;
- } else if (c->entries_elems[HASH_FRAGMENT_3(elem_hash)] == elem) {
- /* already there (cuckoo): update with new index */
- c->indices_elems[HASH_FRAGMENT_3(elem_hash)] = new_index;
- elem_to_unref = elem;
- } else if (c->entries_elems[HASH_FRAGMENT_2(elem_hash)] == NULL) {
- /* not there, but a free element: add */
- c->entries_elems[HASH_FRAGMENT_2(elem_hash)] = elem;
- c->indices_elems[HASH_FRAGMENT_2(elem_hash)] = new_index;
- elem_to_unref = NULL;
- } else if (c->entries_elems[HASH_FRAGMENT_3(elem_hash)] == NULL) {
- /* not there (cuckoo), but a free element: add */
- c->entries_elems[HASH_FRAGMENT_3(elem_hash)] = elem;
- c->indices_elems[HASH_FRAGMENT_3(elem_hash)] = new_index;
- elem_to_unref = NULL;
- } else if (c->indices_elems[HASH_FRAGMENT_2(elem_hash)] <
- c->indices_elems[HASH_FRAGMENT_3(elem_hash)]) {
- /* not there: replace oldest */
- elem_to_unref = c->entries_elems[HASH_FRAGMENT_2(elem_hash)];
- c->entries_elems[HASH_FRAGMENT_2(elem_hash)] = elem;
- c->indices_elems[HASH_FRAGMENT_2(elem_hash)] = new_index;
- } else {
- /* not there: replace oldest */
- elem_to_unref = c->entries_elems[HASH_FRAGMENT_3(elem_hash)];
- c->entries_elems[HASH_FRAGMENT_3(elem_hash)] = elem;
- c->indices_elems[HASH_FRAGMENT_3(elem_hash)] = new_index;
- }
+ if (c->entries_elems[HASH_FRAGMENT_2 (elem_hash)] == elem)
+ {
+ /* already there: update with new index */
+ c->indices_elems[HASH_FRAGMENT_2 (elem_hash)] = new_index;
+ elem_to_unref = elem;
+ }
+ else if (c->entries_elems[HASH_FRAGMENT_3 (elem_hash)] == elem)
+ {
+ /* already there (cuckoo): update with new index */
+ c->indices_elems[HASH_FRAGMENT_3 (elem_hash)] = new_index;
+ elem_to_unref = elem;
+ }
+ else if (c->entries_elems[HASH_FRAGMENT_2 (elem_hash)] == NULL)
+ {
+ /* not there, but a free element: add */
+ c->entries_elems[HASH_FRAGMENT_2 (elem_hash)] = elem;
+ c->indices_elems[HASH_FRAGMENT_2 (elem_hash)] = new_index;
+ elem_to_unref = NULL;
+ }
+ else if (c->entries_elems[HASH_FRAGMENT_3 (elem_hash)] == NULL)
+ {
+ /* not there (cuckoo), but a free element: add */
+ c->entries_elems[HASH_FRAGMENT_3 (elem_hash)] = elem;
+ c->indices_elems[HASH_FRAGMENT_3 (elem_hash)] = new_index;
+ elem_to_unref = NULL;
+ }
+ else if (c->indices_elems[HASH_FRAGMENT_2 (elem_hash)] < c->indices_elems[HASH_FRAGMENT_3 (elem_hash)])
+ {
+ /* not there: replace oldest */
+ elem_to_unref = c->entries_elems[HASH_FRAGMENT_2 (elem_hash)];
+ c->entries_elems[HASH_FRAGMENT_2 (elem_hash)] = elem;
+ c->indices_elems[HASH_FRAGMENT_2 (elem_hash)] = new_index;
+ }
+ else
+ {
+ /* not there: replace oldest */
+ elem_to_unref = c->entries_elems[HASH_FRAGMENT_3 (elem_hash)];
+ c->entries_elems[HASH_FRAGMENT_3 (elem_hash)] = elem;
+ c->indices_elems[HASH_FRAGMENT_3 (elem_hash)] = new_index;
+ }
/* do exactly the same for the key (so we can find by that again too) */
- if (c->entries_keys[HASH_FRAGMENT_2(key_hash)] == elem->key) {
- c->indices_keys[HASH_FRAGMENT_2(key_hash)] = new_index;
- } else if (c->entries_keys[HASH_FRAGMENT_3(key_hash)] == elem->key) {
- c->indices_keys[HASH_FRAGMENT_3(key_hash)] = new_index;
- } else if (c->entries_keys[HASH_FRAGMENT_2(key_hash)] == NULL) {
- c->entries_keys[HASH_FRAGMENT_2(key_hash)] = GRPC_MDSTR_REF(elem->key);
- c->indices_keys[HASH_FRAGMENT_2(key_hash)] = new_index;
- } else if (c->entries_keys[HASH_FRAGMENT_3(key_hash)] == NULL) {
- c->entries_keys[HASH_FRAGMENT_3(key_hash)] = GRPC_MDSTR_REF(elem->key);
- c->indices_keys[HASH_FRAGMENT_3(key_hash)] = new_index;
- } else if (c->indices_keys[HASH_FRAGMENT_2(key_hash)] <
- c->indices_keys[HASH_FRAGMENT_3(key_hash)]) {
- GRPC_MDSTR_UNREF(c->entries_keys[HASH_FRAGMENT_2(key_hash)]);
- c->entries_keys[HASH_FRAGMENT_2(key_hash)] = GRPC_MDSTR_REF(elem->key);
- c->indices_keys[HASH_FRAGMENT_2(key_hash)] = new_index;
- } else {
- GRPC_MDSTR_UNREF(c->entries_keys[HASH_FRAGMENT_3(key_hash)]);
- c->entries_keys[HASH_FRAGMENT_3(key_hash)] = GRPC_MDSTR_REF(elem->key);
- c->indices_keys[HASH_FRAGMENT_3(key_hash)] = new_index;
- }
+ if (c->entries_keys[HASH_FRAGMENT_2 (key_hash)] == elem->key)
+ {
+ c->indices_keys[HASH_FRAGMENT_2 (key_hash)] = new_index;
+ }
+ else if (c->entries_keys[HASH_FRAGMENT_3 (key_hash)] == elem->key)
+ {
+ c->indices_keys[HASH_FRAGMENT_3 (key_hash)] = new_index;
+ }
+ else if (c->entries_keys[HASH_FRAGMENT_2 (key_hash)] == NULL)
+ {
+ c->entries_keys[HASH_FRAGMENT_2 (key_hash)] = GRPC_MDSTR_REF (elem->key);
+ c->indices_keys[HASH_FRAGMENT_2 (key_hash)] = new_index;
+ }
+ else if (c->entries_keys[HASH_FRAGMENT_3 (key_hash)] == NULL)
+ {
+ c->entries_keys[HASH_FRAGMENT_3 (key_hash)] = GRPC_MDSTR_REF (elem->key);
+ c->indices_keys[HASH_FRAGMENT_3 (key_hash)] = new_index;
+ }
+ else if (c->indices_keys[HASH_FRAGMENT_2 (key_hash)] < c->indices_keys[HASH_FRAGMENT_3 (key_hash)])
+ {
+ GRPC_MDSTR_UNREF (c->entries_keys[HASH_FRAGMENT_2 (key_hash)]);
+ c->entries_keys[HASH_FRAGMENT_2 (key_hash)] = GRPC_MDSTR_REF (elem->key);
+ c->indices_keys[HASH_FRAGMENT_2 (key_hash)] = new_index;
+ }
+ else
+ {
+ GRPC_MDSTR_UNREF (c->entries_keys[HASH_FRAGMENT_3 (key_hash)]);
+ c->entries_keys[HASH_FRAGMENT_3 (key_hash)] = GRPC_MDSTR_REF (elem->key);
+ c->indices_keys[HASH_FRAGMENT_3 (key_hash)] = new_index;
+ }
return elem_to_unref;
}
-static void emit_indexed(grpc_chttp2_hpack_compressor *c, gpr_uint32 index,
- framer_state *st) {
- gpr_uint32 len = GRPC_CHTTP2_VARINT_LENGTH(index, 1);
- GRPC_CHTTP2_WRITE_VARINT(index, 1, 0x80, add_tiny_header_data(st, len), len);
+static void
+emit_indexed (grpc_chttp2_hpack_compressor * c, gpr_uint32 index, framer_state * st)
+{
+ gpr_uint32 len = GRPC_CHTTP2_VARINT_LENGTH (index, 1);
+ GRPC_CHTTP2_WRITE_VARINT (index, 1, 0x80, add_tiny_header_data (st, len), len);
}
-static gpr_slice get_wire_value(grpc_mdelem *elem, gpr_uint8 *huffman_prefix) {
- if (grpc_is_binary_header((const char *)GPR_SLICE_START_PTR(elem->key->slice),
- GPR_SLICE_LENGTH(elem->key->slice))) {
- *huffman_prefix = 0x80;
- return grpc_mdstr_as_base64_encoded_and_huffman_compressed(elem->value);
- }
+static gpr_slice
+get_wire_value (grpc_mdelem * elem, gpr_uint8 * huffman_prefix)
+{
+ if (grpc_is_binary_header ((const char *) GPR_SLICE_START_PTR (elem->key->slice), GPR_SLICE_LENGTH (elem->key->slice)))
+ {
+ *huffman_prefix = 0x80;
+ return grpc_mdstr_as_base64_encoded_and_huffman_compressed (elem->value);
+ }
/* TODO(ctiller): opportunistically compress non-binary headers */
*huffman_prefix = 0x00;
return elem->value->slice;
}
-static void emit_lithdr_incidx(grpc_chttp2_hpack_compressor *c,
- gpr_uint32 key_index, grpc_mdelem *elem,
- framer_state *st) {
- gpr_uint32 len_pfx = GRPC_CHTTP2_VARINT_LENGTH(key_index, 2);
+static void
+emit_lithdr_incidx (grpc_chttp2_hpack_compressor * c, gpr_uint32 key_index, grpc_mdelem * elem, framer_state * st)
+{
+ gpr_uint32 len_pfx = GRPC_CHTTP2_VARINT_LENGTH (key_index, 2);
gpr_uint8 huffman_prefix;
- gpr_slice value_slice = get_wire_value(elem, &huffman_prefix);
- size_t len_val = GPR_SLICE_LENGTH(value_slice);
+ gpr_slice value_slice = get_wire_value (elem, &huffman_prefix);
+ size_t len_val = GPR_SLICE_LENGTH (value_slice);
gpr_uint32 len_val_len;
- GPR_ASSERT(len_val <= GPR_UINT32_MAX);
- len_val_len = GRPC_CHTTP2_VARINT_LENGTH((gpr_uint32)len_val, 1);
- GRPC_CHTTP2_WRITE_VARINT(key_index, 2, 0x40,
- add_tiny_header_data(st, len_pfx), len_pfx);
- GRPC_CHTTP2_WRITE_VARINT((gpr_uint32)len_val, 1, 0x00,
- add_tiny_header_data(st, len_val_len), len_val_len);
- add_header_data(st, gpr_slice_ref(value_slice));
+ GPR_ASSERT (len_val <= GPR_UINT32_MAX);
+ len_val_len = GRPC_CHTTP2_VARINT_LENGTH ((gpr_uint32) len_val, 1);
+ GRPC_CHTTP2_WRITE_VARINT (key_index, 2, 0x40, add_tiny_header_data (st, len_pfx), len_pfx);
+ GRPC_CHTTP2_WRITE_VARINT ((gpr_uint32) len_val, 1, 0x00, add_tiny_header_data (st, len_val_len), len_val_len);
+ add_header_data (st, gpr_slice_ref (value_slice));
}
-static void emit_lithdr_noidx(grpc_chttp2_hpack_compressor *c,
- gpr_uint32 key_index, grpc_mdelem *elem,
- framer_state *st) {
- gpr_uint32 len_pfx = GRPC_CHTTP2_VARINT_LENGTH(key_index, 4);
+static void
+emit_lithdr_noidx (grpc_chttp2_hpack_compressor * c, gpr_uint32 key_index, grpc_mdelem * elem, framer_state * st)
+{
+ gpr_uint32 len_pfx = GRPC_CHTTP2_VARINT_LENGTH (key_index, 4);
gpr_uint8 huffman_prefix;
- gpr_slice value_slice = get_wire_value(elem, &huffman_prefix);
- size_t len_val = GPR_SLICE_LENGTH(value_slice);
+ gpr_slice value_slice = get_wire_value (elem, &huffman_prefix);
+ size_t len_val = GPR_SLICE_LENGTH (value_slice);
gpr_uint32 len_val_len;
- GPR_ASSERT(len_val <= GPR_UINT32_MAX);
- len_val_len = GRPC_CHTTP2_VARINT_LENGTH((gpr_uint32)len_val, 1);
- GRPC_CHTTP2_WRITE_VARINT(key_index, 4, 0x00,
- add_tiny_header_data(st, len_pfx), len_pfx);
- GRPC_CHTTP2_WRITE_VARINT((gpr_uint32)len_val, 1, 0x00,
- add_tiny_header_data(st, len_val_len), len_val_len);
- add_header_data(st, gpr_slice_ref(value_slice));
+ GPR_ASSERT (len_val <= GPR_UINT32_MAX);
+ len_val_len = GRPC_CHTTP2_VARINT_LENGTH ((gpr_uint32) len_val, 1);
+ GRPC_CHTTP2_WRITE_VARINT (key_index, 4, 0x00, add_tiny_header_data (st, len_pfx), len_pfx);
+ GRPC_CHTTP2_WRITE_VARINT ((gpr_uint32) len_val, 1, 0x00, add_tiny_header_data (st, len_val_len), len_val_len);
+ add_header_data (st, gpr_slice_ref (value_slice));
}
-static void emit_lithdr_incidx_v(grpc_chttp2_hpack_compressor *c,
- grpc_mdelem *elem, framer_state *st) {
- gpr_uint32 len_key = (gpr_uint32)GPR_SLICE_LENGTH(elem->key->slice);
+static void
+emit_lithdr_incidx_v (grpc_chttp2_hpack_compressor * c, grpc_mdelem * elem, framer_state * st)
+{
+ gpr_uint32 len_key = (gpr_uint32) GPR_SLICE_LENGTH (elem->key->slice);
gpr_uint8 huffman_prefix;
- gpr_slice value_slice = get_wire_value(elem, &huffman_prefix);
- gpr_uint32 len_val = (gpr_uint32)GPR_SLICE_LENGTH(value_slice);
- gpr_uint32 len_key_len = GRPC_CHTTP2_VARINT_LENGTH(len_key, 1);
- gpr_uint32 len_val_len = GRPC_CHTTP2_VARINT_LENGTH(len_val, 1);
- GPR_ASSERT(len_key <= GPR_UINT32_MAX);
- GPR_ASSERT(GPR_SLICE_LENGTH(value_slice) <= GPR_UINT32_MAX);
- *add_tiny_header_data(st, 1) = 0x40;
- GRPC_CHTTP2_WRITE_VARINT(len_key, 1, 0x00,
- add_tiny_header_data(st, len_key_len), len_key_len);
- add_header_data(st, gpr_slice_ref(elem->key->slice));
- GRPC_CHTTP2_WRITE_VARINT(len_val, 1, huffman_prefix,
- add_tiny_header_data(st, len_val_len), len_val_len);
- add_header_data(st, gpr_slice_ref(value_slice));
+ gpr_slice value_slice = get_wire_value (elem, &huffman_prefix);
+ gpr_uint32 len_val = (gpr_uint32) GPR_SLICE_LENGTH (value_slice);
+ gpr_uint32 len_key_len = GRPC_CHTTP2_VARINT_LENGTH (len_key, 1);
+ gpr_uint32 len_val_len = GRPC_CHTTP2_VARINT_LENGTH (len_val, 1);
+ GPR_ASSERT (len_key <= GPR_UINT32_MAX);
+ GPR_ASSERT (GPR_SLICE_LENGTH (value_slice) <= GPR_UINT32_MAX);
+ *add_tiny_header_data (st, 1) = 0x40;
+ GRPC_CHTTP2_WRITE_VARINT (len_key, 1, 0x00, add_tiny_header_data (st, len_key_len), len_key_len);
+ add_header_data (st, gpr_slice_ref (elem->key->slice));
+ GRPC_CHTTP2_WRITE_VARINT (len_val, 1, huffman_prefix, add_tiny_header_data (st, len_val_len), len_val_len);
+ add_header_data (st, gpr_slice_ref (value_slice));
}
-static void emit_lithdr_noidx_v(grpc_chttp2_hpack_compressor *c,
- grpc_mdelem *elem, framer_state *st) {
- gpr_uint32 len_key = (gpr_uint32)GPR_SLICE_LENGTH(elem->key->slice);
+static void
+emit_lithdr_noidx_v (grpc_chttp2_hpack_compressor * c, grpc_mdelem * elem, framer_state * st)
+{
+ gpr_uint32 len_key = (gpr_uint32) GPR_SLICE_LENGTH (elem->key->slice);
gpr_uint8 huffman_prefix;
- gpr_slice value_slice = get_wire_value(elem, &huffman_prefix);
- gpr_uint32 len_val = (gpr_uint32)GPR_SLICE_LENGTH(value_slice);
- gpr_uint32 len_key_len = GRPC_CHTTP2_VARINT_LENGTH(len_key, 1);
- gpr_uint32 len_val_len = GRPC_CHTTP2_VARINT_LENGTH(len_val, 1);
- GPR_ASSERT(len_key <= GPR_UINT32_MAX);
- GPR_ASSERT(GPR_SLICE_LENGTH(value_slice) <= GPR_UINT32_MAX);
- *add_tiny_header_data(st, 1) = 0x00;
- GRPC_CHTTP2_WRITE_VARINT(len_key, 1, 0x00,
- add_tiny_header_data(st, len_key_len), len_key_len);
- add_header_data(st, gpr_slice_ref(elem->key->slice));
- GRPC_CHTTP2_WRITE_VARINT(len_val, 1, huffman_prefix,
- add_tiny_header_data(st, len_val_len), len_val_len);
- add_header_data(st, gpr_slice_ref(value_slice));
+ gpr_slice value_slice = get_wire_value (elem, &huffman_prefix);
+ gpr_uint32 len_val = (gpr_uint32) GPR_SLICE_LENGTH (value_slice);
+ gpr_uint32 len_key_len = GRPC_CHTTP2_VARINT_LENGTH (len_key, 1);
+ gpr_uint32 len_val_len = GRPC_CHTTP2_VARINT_LENGTH (len_val, 1);
+ GPR_ASSERT (len_key <= GPR_UINT32_MAX);
+ GPR_ASSERT (GPR_SLICE_LENGTH (value_slice) <= GPR_UINT32_MAX);
+ *add_tiny_header_data (st, 1) = 0x00;
+ GRPC_CHTTP2_WRITE_VARINT (len_key, 1, 0x00, add_tiny_header_data (st, len_key_len), len_key_len);
+ add_header_data (st, gpr_slice_ref (elem->key->slice));
+ GRPC_CHTTP2_WRITE_VARINT (len_val, 1, huffman_prefix, add_tiny_header_data (st, len_val_len), len_val_len);
+ add_header_data (st, gpr_slice_ref (value_slice));
}
-static gpr_uint32 dynidx(grpc_chttp2_hpack_compressor *c, gpr_uint32 index) {
- return 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY + c->tail_remote_index +
- c->table_elems - index;
+static gpr_uint32
+dynidx (grpc_chttp2_hpack_compressor * c, gpr_uint32 index)
+{
+ return 1 + GRPC_CHTTP2_LAST_STATIC_ENTRY + c->tail_remote_index + c->table_elems - index;
}
/* encode an mdelem; returns metadata element to unref */
-static grpc_mdelem *hpack_enc(grpc_chttp2_hpack_compressor *c,
- grpc_mdelem *elem, framer_state *st) {
+static grpc_mdelem *
+hpack_enc (grpc_chttp2_hpack_compressor * c, grpc_mdelem * elem, framer_state * st)
+{
gpr_uint32 key_hash = elem->key->hash;
- gpr_uint32 elem_hash = GRPC_MDSTR_KV_HASH(key_hash, elem->value->hash);
+ gpr_uint32 elem_hash = GRPC_MDSTR_KV_HASH (key_hash, elem->value->hash);
size_t decoder_space_usage;
gpr_uint32 indices_key;
int should_add_elem;
- GPR_ASSERT(GPR_SLICE_LENGTH(elem->key->slice) > 0);
- if (GPR_SLICE_START_PTR(elem->key->slice)[0] != ':') { /* regular header */
- st->seen_regular_header = 1;
- } else if (st->seen_regular_header != 0) { /* reserved header */
- gpr_log(GPR_ERROR,
- "Reserved header (colon-prefixed) happening after regular ones.");
- abort();
- }
+ GPR_ASSERT (GPR_SLICE_LENGTH (elem->key->slice) > 0);
+ if (GPR_SLICE_START_PTR (elem->key->slice)[0] != ':')
+ { /* regular header */
+ st->seen_regular_header = 1;
+ }
+ else if (st->seen_regular_header != 0)
+ { /* reserved header */
+ gpr_log (GPR_ERROR, "Reserved header (colon-prefixed) happening after regular ones.");
+ abort ();
+ }
- inc_filter(HASH_FRAGMENT_1(elem_hash), &c->filter_elems_sum, c->filter_elems);
+ inc_filter (HASH_FRAGMENT_1 (elem_hash), &c->filter_elems_sum, c->filter_elems);
/* is this elem currently in the decoders table? */
- if (c->entries_elems[HASH_FRAGMENT_2(elem_hash)] == elem &&
- c->indices_elems[HASH_FRAGMENT_2(elem_hash)] > c->tail_remote_index) {
- /* HIT: complete element (first cuckoo hash) */
- emit_indexed(c, dynidx(c, c->indices_elems[HASH_FRAGMENT_2(elem_hash)]),
- st);
- return elem;
- }
-
- if (c->entries_elems[HASH_FRAGMENT_3(elem_hash)] == elem &&
- c->indices_elems[HASH_FRAGMENT_3(elem_hash)] > c->tail_remote_index) {
- /* HIT: complete element (second cuckoo hash) */
- emit_indexed(c, dynidx(c, c->indices_elems[HASH_FRAGMENT_3(elem_hash)]),
- st);
- return elem;
- }
+ if (c->entries_elems[HASH_FRAGMENT_2 (elem_hash)] == elem && c->indices_elems[HASH_FRAGMENT_2 (elem_hash)] > c->tail_remote_index)
+ {
+ /* HIT: complete element (first cuckoo hash) */
+ emit_indexed (c, dynidx (c, c->indices_elems[HASH_FRAGMENT_2 (elem_hash)]), st);
+ return elem;
+ }
+
+ if (c->entries_elems[HASH_FRAGMENT_3 (elem_hash)] == elem && c->indices_elems[HASH_FRAGMENT_3 (elem_hash)] > c->tail_remote_index)
+ {
+ /* HIT: complete element (second cuckoo hash) */
+ emit_indexed (c, dynidx (c, c->indices_elems[HASH_FRAGMENT_3 (elem_hash)]), st);
+ return elem;
+ }
/* should this elem be in the table? */
- decoder_space_usage = 32 + GPR_SLICE_LENGTH(elem->key->slice) +
- GPR_SLICE_LENGTH(elem->value->slice);
- should_add_elem = decoder_space_usage < MAX_DECODER_SPACE_USAGE &&
- c->filter_elems[HASH_FRAGMENT_1(elem_hash)] >=
- c->filter_elems_sum / ONE_ON_ADD_PROBABILITY;
+ decoder_space_usage = 32 + GPR_SLICE_LENGTH (elem->key->slice) + GPR_SLICE_LENGTH (elem->value->slice);
+ should_add_elem = decoder_space_usage < MAX_DECODER_SPACE_USAGE && c->filter_elems[HASH_FRAGMENT_1 (elem_hash)] >= c->filter_elems_sum / ONE_ON_ADD_PROBABILITY;
/* no hits for the elem... maybe there's a key? */
- indices_key = c->indices_keys[HASH_FRAGMENT_2(key_hash)];
- if (c->entries_keys[HASH_FRAGMENT_2(key_hash)] == elem->key &&
- indices_key > c->tail_remote_index) {
- /* HIT: key (first cuckoo hash) */
- if (should_add_elem) {
- emit_lithdr_incidx(c, dynidx(c, indices_key), elem, st);
- return add_elem(c, elem);
- } else {
- emit_lithdr_noidx(c, dynidx(c, indices_key), elem, st);
- return elem;
+ indices_key = c->indices_keys[HASH_FRAGMENT_2 (key_hash)];
+ if (c->entries_keys[HASH_FRAGMENT_2 (key_hash)] == elem->key && indices_key > c->tail_remote_index)
+ {
+ /* HIT: key (first cuckoo hash) */
+ if (should_add_elem)
+ {
+ emit_lithdr_incidx (c, dynidx (c, indices_key), elem, st);
+ return add_elem (c, elem);
+ }
+ else
+ {
+ emit_lithdr_noidx (c, dynidx (c, indices_key), elem, st);
+ return elem;
+ }
+ abort ();
}
- abort();
- }
-
- indices_key = c->indices_keys[HASH_FRAGMENT_3(key_hash)];
- if (c->entries_keys[HASH_FRAGMENT_3(key_hash)] == elem->key &&
- indices_key > c->tail_remote_index) {
- /* HIT: key (first cuckoo hash) */
- if (should_add_elem) {
- emit_lithdr_incidx(c, dynidx(c, indices_key), elem, st);
- return add_elem(c, elem);
- } else {
- emit_lithdr_noidx(c, dynidx(c, indices_key), elem, st);
- return elem;
+
+ indices_key = c->indices_keys[HASH_FRAGMENT_3 (key_hash)];
+ if (c->entries_keys[HASH_FRAGMENT_3 (key_hash)] == elem->key && indices_key > c->tail_remote_index)
+ {
+ /* HIT: key (first cuckoo hash) */
+ if (should_add_elem)
+ {
+ emit_lithdr_incidx (c, dynidx (c, indices_key), elem, st);
+ return add_elem (c, elem);
+ }
+ else
+ {
+ emit_lithdr_noidx (c, dynidx (c, indices_key), elem, st);
+ return elem;
+ }
+ abort ();
}
- abort();
- }
/* no elem, key in the table... fall back to literal emission */
- if (should_add_elem) {
- emit_lithdr_incidx_v(c, elem, st);
- return add_elem(c, elem);
- } else {
- emit_lithdr_noidx_v(c, elem, st);
- return elem;
- }
- abort();
+ if (should_add_elem)
+ {
+ emit_lithdr_incidx_v (c, elem, st);
+ return add_elem (c, elem);
+ }
+ else
+ {
+ emit_lithdr_noidx_v (c, elem, st);
+ return elem;
+ }
+ abort ();
}
#define STRLEN_LIT(x) (sizeof(x) - 1)
#define TIMEOUT_KEY "grpc-timeout"
-static void deadline_enc(grpc_chttp2_hpack_compressor *c, gpr_timespec deadline,
- framer_state *st) {
+static void
+deadline_enc (grpc_chttp2_hpack_compressor * c, gpr_timespec deadline, framer_state * st)
+{
char timeout_str[GRPC_CHTTP2_TIMEOUT_ENCODE_MIN_BUFSIZE];
grpc_mdelem *mdelem;
- grpc_chttp2_encode_timeout(
- gpr_time_sub(deadline, gpr_now(deadline.clock_type)), timeout_str);
- mdelem = grpc_mdelem_from_metadata_strings(
- c->mdctx, GRPC_MDSTR_REF(c->timeout_key_str),
- grpc_mdstr_from_string(c->mdctx, timeout_str, 0));
- mdelem = hpack_enc(c, mdelem, st);
- if (mdelem) GRPC_MDELEM_UNREF(mdelem);
+ grpc_chttp2_encode_timeout (gpr_time_sub (deadline, gpr_now (deadline.clock_type)), timeout_str);
+ mdelem = grpc_mdelem_from_metadata_strings (c->mdctx, GRPC_MDSTR_REF (c->timeout_key_str), grpc_mdstr_from_string (c->mdctx, timeout_str, 0));
+ mdelem = hpack_enc (c, mdelem, st);
+ if (mdelem)
+ GRPC_MDELEM_UNREF (mdelem);
}
-gpr_slice grpc_chttp2_data_frame_create_empty_close(gpr_uint32 id) {
- gpr_slice slice = gpr_slice_malloc(9);
- fill_header(GPR_SLICE_START_PTR(slice), GRPC_CHTTP2_FRAME_DATA, id, 0, 1);
+gpr_slice
+grpc_chttp2_data_frame_create_empty_close (gpr_uint32 id)
+{
+ gpr_slice slice = gpr_slice_malloc (9);
+ fill_header (GPR_SLICE_START_PTR (slice), GRPC_CHTTP2_FRAME_DATA, id, 0, 1);
return slice;
}
-void grpc_chttp2_hpack_compressor_init(grpc_chttp2_hpack_compressor *c,
- grpc_mdctx *ctx) {
- memset(c, 0, sizeof(*c));
+void
+grpc_chttp2_hpack_compressor_init (grpc_chttp2_hpack_compressor * c, grpc_mdctx * ctx)
+{
+ memset (c, 0, sizeof (*c));
c->mdctx = ctx;
- c->timeout_key_str = grpc_mdstr_from_string(ctx, "grpc-timeout", 0);
+ c->timeout_key_str = grpc_mdstr_from_string (ctx, "grpc-timeout", 0);
}
-void grpc_chttp2_hpack_compressor_destroy(grpc_chttp2_hpack_compressor *c) {
+void
+grpc_chttp2_hpack_compressor_destroy (grpc_chttp2_hpack_compressor * c)
+{
int i;
- for (i = 0; i < GRPC_CHTTP2_HPACKC_NUM_VALUES; i++) {
- if (c->entries_keys[i]) GRPC_MDSTR_UNREF(c->entries_keys[i]);
- if (c->entries_elems[i]) GRPC_MDELEM_UNREF(c->entries_elems[i]);
- }
- GRPC_MDSTR_UNREF(c->timeout_key_str);
+ for (i = 0; i < GRPC_CHTTP2_HPACKC_NUM_VALUES; i++)
+ {
+ if (c->entries_keys[i])
+ GRPC_MDSTR_UNREF (c->entries_keys[i]);
+ if (c->entries_elems[i])
+ GRPC_MDELEM_UNREF (c->entries_elems[i]);
+ }
+ GRPC_MDSTR_UNREF (c->timeout_key_str);
}
-gpr_uint32 grpc_chttp2_preencode(grpc_stream_op *inops, size_t *inops_count,
- gpr_uint32 max_flow_controlled_bytes,
- grpc_stream_op_buffer *outops) {
+gpr_uint32
+grpc_chttp2_preencode (grpc_stream_op * inops, size_t * inops_count, gpr_uint32 max_flow_controlled_bytes, grpc_stream_op_buffer * outops)
+{
gpr_slice slice;
grpc_stream_op *op;
gpr_uint32 max_take_size;
@@ -504,78 +546,85 @@ gpr_uint32 grpc_chttp2_preencode(grpc_stream_op *inops, size_t *inops_count,
gpr_uint8 *p;
gpr_uint8 compressed_flag_set = 0;
- while (curop < *inops_count) {
- GPR_ASSERT(flow_controlled_bytes_taken <= max_flow_controlled_bytes);
- op = &inops[curop];
- switch (op->type) {
- case GRPC_NO_OP:
- /* skip */
- curop++;
- break;
- case GRPC_OP_METADATA:
- grpc_metadata_batch_assert_ok(&op->data.metadata);
- /* these just get copied as they don't impact the number of flow
- controlled bytes */
- grpc_sopb_append(outops, op, 1);
- curop++;
- break;
- case GRPC_OP_BEGIN_MESSAGE:
- /* begin op: for now we just convert the op to a slice and fall
- through - this lets us reuse the slice framing code below */
- compressed_flag_set =
- (op->data.begin_message.flags & GRPC_WRITE_INTERNAL_COMPRESS) != 0;
- slice = gpr_slice_malloc(5);
-
- p = GPR_SLICE_START_PTR(slice);
- p[0] = compressed_flag_set;
- p[1] = (gpr_uint8)(op->data.begin_message.length >> 24);
- p[2] = (gpr_uint8)(op->data.begin_message.length >> 16);
- p[3] = (gpr_uint8)(op->data.begin_message.length >> 8);
- p[4] = (gpr_uint8)(op->data.begin_message.length);
- op->type = GRPC_OP_SLICE;
- op->data.slice = slice;
- /* fallthrough */
- case GRPC_OP_SLICE:
- slice = op->data.slice;
- if (!GPR_SLICE_LENGTH(slice)) {
- /* skip zero length slices */
- gpr_slice_unref(slice);
- curop++;
- break;
- }
- max_take_size = max_flow_controlled_bytes - flow_controlled_bytes_taken;
- if (max_take_size == 0) {
- goto exit_loop;
- }
- if (GPR_SLICE_LENGTH(slice) > max_take_size) {
- slice = gpr_slice_split_head(&op->data.slice, max_take_size);
- grpc_sopb_add_slice(outops, slice);
- } else {
- /* consume this op immediately */
- grpc_sopb_append(outops, op, 1);
- curop++;
- }
- flow_controlled_bytes_taken += (gpr_uint32)GPR_SLICE_LENGTH(slice);
- break;
- }
- }
+ while (curop < *inops_count)
+ {
+ GPR_ASSERT (flow_controlled_bytes_taken <= max_flow_controlled_bytes);
+ op = &inops[curop];
+ switch (op->type)
+ {
+ case GRPC_NO_OP:
+ /* skip */
+ curop++;
+ break;
+ case GRPC_OP_METADATA:
+ grpc_metadata_batch_assert_ok (&op->data.metadata);
+ /* these just get copied as they don't impact the number of flow
+ controlled bytes */
+ grpc_sopb_append (outops, op, 1);
+ curop++;
+ break;
+ case GRPC_OP_BEGIN_MESSAGE:
+ /* begin op: for now we just convert the op to a slice and fall
+ through - this lets us reuse the slice framing code below */
+ compressed_flag_set = (op->data.begin_message.flags & GRPC_WRITE_INTERNAL_COMPRESS) != 0;
+ slice = gpr_slice_malloc (5);
+
+ p = GPR_SLICE_START_PTR (slice);
+ p[0] = compressed_flag_set;
+ p[1] = (gpr_uint8) (op->data.begin_message.length >> 24);
+ p[2] = (gpr_uint8) (op->data.begin_message.length >> 16);
+ p[3] = (gpr_uint8) (op->data.begin_message.length >> 8);
+ p[4] = (gpr_uint8) (op->data.begin_message.length);
+ op->type = GRPC_OP_SLICE;
+ op->data.slice = slice;
+ /* fallthrough */
+ case GRPC_OP_SLICE:
+ slice = op->data.slice;
+ if (!GPR_SLICE_LENGTH (slice))
+ {
+ /* skip zero length slices */
+ gpr_slice_unref (slice);
+ curop++;
+ break;
+ }
+ max_take_size = max_flow_controlled_bytes - flow_controlled_bytes_taken;
+ if (max_take_size == 0)
+ {
+ goto exit_loop;
+ }
+ if (GPR_SLICE_LENGTH (slice) > max_take_size)
+ {
+ slice = gpr_slice_split_head (&op->data.slice, max_take_size);
+ grpc_sopb_add_slice (outops, slice);
+ }
+ else
+ {
+ /* consume this op immediately */
+ grpc_sopb_append (outops, op, 1);
+ curop++;
+ }
+ flow_controlled_bytes_taken += (gpr_uint32) GPR_SLICE_LENGTH (slice);
+ break;
+ }
+ }
exit_loop:
*inops_count -= curop;
- memmove(inops, inops + curop, *inops_count * sizeof(grpc_stream_op));
-
- for (curop = 0; curop < *inops_count; curop++) {
- if (inops[curop].type == GRPC_OP_METADATA) {
- grpc_metadata_batch_assert_ok(&inops[curop].data.metadata);
+ memmove (inops, inops + curop, *inops_count * sizeof (grpc_stream_op));
+
+ for (curop = 0; curop < *inops_count; curop++)
+ {
+ if (inops[curop].type == GRPC_OP_METADATA)
+ {
+ grpc_metadata_batch_assert_ok (&inops[curop].data.metadata);
+ }
}
- }
return flow_controlled_bytes_taken;
}
-void grpc_chttp2_encode(grpc_stream_op *ops, size_t ops_count, int eof,
- gpr_uint32 stream_id,
- grpc_chttp2_hpack_compressor *compressor,
- gpr_slice_buffer *output) {
+void
+grpc_chttp2_encode (grpc_stream_op * ops, size_t ops_count, int eof, gpr_uint32 stream_id, grpc_chttp2_hpack_compressor * compressor, gpr_slice_buffer * output)
+{
framer_state st;
gpr_slice slice;
grpc_stream_op *op;
@@ -587,7 +636,7 @@ void grpc_chttp2_encode(grpc_stream_op *ops, size_t ops_count, int eof,
int need_unref = 0;
gpr_timespec deadline;
- GPR_ASSERT(stream_id != 0);
+ GPR_ASSERT (stream_id != 0);
st.cur_frame_type = NONE;
st.last_was_header = 0;
@@ -595,70 +644,80 @@ void grpc_chttp2_encode(grpc_stream_op *ops, size_t ops_count, int eof,
st.stream_id = stream_id;
st.output = output;
- while (curop < ops_count) {
- op = &ops[curop];
- switch (op->type) {
- case GRPC_NO_OP:
- case GRPC_OP_BEGIN_MESSAGE:
- gpr_log(
- GPR_ERROR,
- "These stream ops should be filtered out by grpc_chttp2_preencode");
- abort();
- case GRPC_OP_METADATA:
- /* Encode a metadata batch; store the returned values, representing
- a metadata element that needs to be unreffed back into the metadata
- slot. THIS MAY NOT BE THE SAME ELEMENT (if a decoder table slot got
- updated). After this loop, we'll do a batch unref of elements. */
- begin_new_frame(&st, HEADER);
- need_unref |= op->data.metadata.garbage.head != NULL;
- grpc_metadata_batch_assert_ok(&op->data.metadata);
- for (l = op->data.metadata.list.head; l; l = l->next) {
- l->md = hpack_enc(compressor, l->md, &st);
- need_unref |= l->md != NULL;
- }
- deadline = op->data.metadata.deadline;
- if (gpr_time_cmp(deadline, gpr_inf_future(deadline.clock_type)) != 0) {
- deadline_enc(compressor, deadline, &st);
- }
- curop++;
- break;
- case GRPC_OP_SLICE:
- slice = op->data.slice;
- if (st.cur_frame_type == DATA &&
- st.output->length - st.output_length_at_start_of_frame ==
- GRPC_CHTTP2_MAX_PAYLOAD_LENGTH) {
- finish_frame(&st, 0, 0);
- }
- ensure_frame_type(&st, DATA, 1);
- max_take_size = GRPC_CHTTP2_MAX_PAYLOAD_LENGTH +
- st.output_length_at_start_of_frame - st.output->length;
- if (GPR_SLICE_LENGTH(slice) > max_take_size) {
- slice = gpr_slice_split_head(&op->data.slice, max_take_size);
- } else {
- /* consume this op immediately */
- curop++;
- }
- gpr_slice_buffer_add(output, slice);
- break;
- }
- }
- if (eof && st.cur_frame_type == NONE) {
- begin_frame(&st, DATA);
- }
- finish_frame(&st, 1, eof);
-
- if (need_unref) {
- grpc_mdctx_lock(mdctx);
- for (unref_op = 0; unref_op < curop; unref_op++) {
- op = &ops[unref_op];
- if (op->type != GRPC_OP_METADATA) continue;
- for (l = op->data.metadata.list.head; l; l = l->next) {
- if (l->md) GRPC_MDCTX_LOCKED_MDELEM_UNREF(mdctx, l->md);
- }
- for (l = op->data.metadata.garbage.head; l; l = l->next) {
- GRPC_MDCTX_LOCKED_MDELEM_UNREF(mdctx, l->md);
- }
- }
- grpc_mdctx_unlock(mdctx);
- }
+ while (curop < ops_count)
+ {
+ op = &ops[curop];
+ switch (op->type)
+ {
+ case GRPC_NO_OP:
+ case GRPC_OP_BEGIN_MESSAGE:
+ gpr_log (GPR_ERROR, "These stream ops should be filtered out by grpc_chttp2_preencode");
+ abort ();
+ case GRPC_OP_METADATA:
+ /* Encode a metadata batch; store the returned values, representing
+ a metadata element that needs to be unreffed back into the metadata
+ slot. THIS MAY NOT BE THE SAME ELEMENT (if a decoder table slot got
+ updated). After this loop, we'll do a batch unref of elements. */
+ begin_new_frame (&st, HEADER);
+ need_unref |= op->data.metadata.garbage.head != NULL;
+ grpc_metadata_batch_assert_ok (&op->data.metadata);
+ for (l = op->data.metadata.list.head; l; l = l->next)
+ {
+ l->md = hpack_enc (compressor, l->md, &st);
+ need_unref |= l->md != NULL;
+ }
+ deadline = op->data.metadata.deadline;
+ if (gpr_time_cmp (deadline, gpr_inf_future (deadline.clock_type)) != 0)
+ {
+ deadline_enc (compressor, deadline, &st);
+ }
+ curop++;
+ break;
+ case GRPC_OP_SLICE:
+ slice = op->data.slice;
+ if (st.cur_frame_type == DATA && st.output->length - st.output_length_at_start_of_frame == GRPC_CHTTP2_MAX_PAYLOAD_LENGTH)
+ {
+ finish_frame (&st, 0, 0);
+ }
+ ensure_frame_type (&st, DATA, 1);
+ max_take_size = GRPC_CHTTP2_MAX_PAYLOAD_LENGTH + st.output_length_at_start_of_frame - st.output->length;
+ if (GPR_SLICE_LENGTH (slice) > max_take_size)
+ {
+ slice = gpr_slice_split_head (&op->data.slice, max_take_size);
+ }
+ else
+ {
+ /* consume this op immediately */
+ curop++;
+ }
+ gpr_slice_buffer_add (output, slice);
+ break;
+ }
+ }
+ if (eof && st.cur_frame_type == NONE)
+ {
+ begin_frame (&st, DATA);
+ }
+ finish_frame (&st, 1, eof);
+
+ if (need_unref)
+ {
+ grpc_mdctx_lock (mdctx);
+ for (unref_op = 0; unref_op < curop; unref_op++)
+ {
+ op = &ops[unref_op];
+ if (op->type != GRPC_OP_METADATA)
+ continue;
+ for (l = op->data.metadata.list.head; l; l = l->next)
+ {
+ if (l->md)
+ GRPC_MDCTX_LOCKED_MDELEM_UNREF (mdctx, l->md);
+ }
+ for (l = op->data.metadata.garbage.head; l; l = l->next)
+ {
+ GRPC_MDCTX_LOCKED_MDELEM_UNREF (mdctx, l->md);
+ }
+ }
+ grpc_mdctx_unlock (mdctx);
+ }
}
diff --git a/src/core/transport/chttp2/stream_encoder.h b/src/core/transport/chttp2/stream_encoder.h
index db52f2a0f6..32f003d000 100644
--- a/src/core/transport/chttp2/stream_encoder.h
+++ b/src/core/transport/chttp2/stream_encoder.h
@@ -45,7 +45,8 @@
#define GRPC_CHTTP2_HPACKC_NUM_VALUES 256
#define GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS (4096 / 32)
-typedef struct {
+typedef struct
+{
gpr_uint32 filter_elems_sum;
/* one before the lowest usable table index */
gpr_uint32 tail_remote_index;
@@ -74,20 +75,14 @@ typedef struct {
gpr_uint16 table_elem_size[GRPC_CHTTP2_HPACKC_MAX_TABLE_ELEMS];
} grpc_chttp2_hpack_compressor;
-void grpc_chttp2_hpack_compressor_init(grpc_chttp2_hpack_compressor *c,
- grpc_mdctx *mdctx);
-void grpc_chttp2_hpack_compressor_destroy(grpc_chttp2_hpack_compressor *c);
+void grpc_chttp2_hpack_compressor_init (grpc_chttp2_hpack_compressor * c, grpc_mdctx * mdctx);
+void grpc_chttp2_hpack_compressor_destroy (grpc_chttp2_hpack_compressor * c);
/* select stream ops to be encoded, moving them from inops to outops, and
moving subsequent ops in inops forward in the queue */
-gpr_uint32 grpc_chttp2_preencode(grpc_stream_op *inops, size_t *inops_count,
- gpr_uint32 max_flow_controlled_bytes,
- grpc_stream_op_buffer *outops);
+gpr_uint32 grpc_chttp2_preencode (grpc_stream_op * inops, size_t * inops_count, gpr_uint32 max_flow_controlled_bytes, grpc_stream_op_buffer * outops);
/* encode stream ops to output */
-void grpc_chttp2_encode(grpc_stream_op *ops, size_t ops_count, int eof,
- gpr_uint32 stream_id,
- grpc_chttp2_hpack_compressor *compressor,
- gpr_slice_buffer *output);
+void grpc_chttp2_encode (grpc_stream_op * ops, size_t ops_count, int eof, gpr_uint32 stream_id, grpc_chttp2_hpack_compressor * compressor, gpr_slice_buffer * output);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_STREAM_ENCODER_H */
diff --git a/src/core/transport/chttp2/stream_lists.c b/src/core/transport/chttp2/stream_lists.c
index 781db7b0d6..43d7b0b39f 100644
--- a/src/core/transport/chttp2/stream_lists.c
+++ b/src/core/transport/chttp2/stream_lists.c
@@ -58,346 +58,348 @@
/* core list management */
-static int stream_list_empty(grpc_chttp2_transport *t,
- grpc_chttp2_stream_list_id id) {
+static int
+stream_list_empty (grpc_chttp2_transport * t, grpc_chttp2_stream_list_id id)
+{
return t->lists[id].head == NULL;
}
-static int stream_list_pop(grpc_chttp2_transport *t,
- grpc_chttp2_stream **stream,
- grpc_chttp2_stream_list_id id) {
+static int
+stream_list_pop (grpc_chttp2_transport * t, grpc_chttp2_stream ** stream, grpc_chttp2_stream_list_id id)
+{
grpc_chttp2_stream *s = t->lists[id].head;
- if (s) {
- grpc_chttp2_stream *new_head = s->links[id].next;
- GPR_ASSERT(s->included[id]);
- if (new_head) {
- t->lists[id].head = new_head;
- new_head->links[id].prev = NULL;
- } else {
- t->lists[id].head = NULL;
- t->lists[id].tail = NULL;
+ if (s)
+ {
+ grpc_chttp2_stream *new_head = s->links[id].next;
+ GPR_ASSERT (s->included[id]);
+ if (new_head)
+ {
+ t->lists[id].head = new_head;
+ new_head->links[id].prev = NULL;
+ }
+ else
+ {
+ t->lists[id].head = NULL;
+ t->lists[id].tail = NULL;
+ }
+ s->included[id] = 0;
}
- s->included[id] = 0;
- }
*stream = s;
return s != 0;
}
-static void stream_list_remove(grpc_chttp2_transport *t, grpc_chttp2_stream *s,
- grpc_chttp2_stream_list_id id) {
- GPR_ASSERT(s->included[id]);
+static void
+stream_list_remove (grpc_chttp2_transport * t, grpc_chttp2_stream * s, grpc_chttp2_stream_list_id id)
+{
+ GPR_ASSERT (s->included[id]);
s->included[id] = 0;
- if (s->links[id].prev) {
- s->links[id].prev->links[id].next = s->links[id].next;
- } else {
- GPR_ASSERT(t->lists[id].head == s);
- t->lists[id].head = s->links[id].next;
- }
- if (s->links[id].next) {
- s->links[id].next->links[id].prev = s->links[id].prev;
- } else {
- t->lists[id].tail = s->links[id].prev;
- }
-}
-
-static void stream_list_maybe_remove(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s,
- grpc_chttp2_stream_list_id id) {
- if (s->included[id]) {
- stream_list_remove(t, s, id);
- }
-}
-
-static void stream_list_add_head(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s,
- grpc_chttp2_stream_list_id id) {
+ if (s->links[id].prev)
+ {
+ s->links[id].prev->links[id].next = s->links[id].next;
+ }
+ else
+ {
+ GPR_ASSERT (t->lists[id].head == s);
+ t->lists[id].head = s->links[id].next;
+ }
+ if (s->links[id].next)
+ {
+ s->links[id].next->links[id].prev = s->links[id].prev;
+ }
+ else
+ {
+ t->lists[id].tail = s->links[id].prev;
+ }
+}
+
+static void
+stream_list_maybe_remove (grpc_chttp2_transport * t, grpc_chttp2_stream * s, grpc_chttp2_stream_list_id id)
+{
+ if (s->included[id])
+ {
+ stream_list_remove (t, s, id);
+ }
+}
+
+static void
+stream_list_add_head (grpc_chttp2_transport * t, grpc_chttp2_stream * s, grpc_chttp2_stream_list_id id)
+{
grpc_chttp2_stream *old_head;
- GPR_ASSERT(!s->included[id]);
+ GPR_ASSERT (!s->included[id]);
old_head = t->lists[id].head;
s->links[id].next = old_head;
s->links[id].prev = NULL;
- if (old_head) {
- old_head->links[id].prev = s;
- } else {
- t->lists[id].tail = s;
- }
+ if (old_head)
+ {
+ old_head->links[id].prev = s;
+ }
+ else
+ {
+ t->lists[id].tail = s;
+ }
t->lists[id].head = s;
s->included[id] = 1;
}
-static void stream_list_add_tail(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s,
- grpc_chttp2_stream_list_id id) {
+static void
+stream_list_add_tail (grpc_chttp2_transport * t, grpc_chttp2_stream * s, grpc_chttp2_stream_list_id id)
+{
grpc_chttp2_stream *old_tail;
- GPR_ASSERT(!s->included[id]);
+ GPR_ASSERT (!s->included[id]);
old_tail = t->lists[id].tail;
s->links[id].next = NULL;
s->links[id].prev = old_tail;
- if (old_tail) {
- old_tail->links[id].next = s;
- } else {
- t->lists[id].head = s;
- }
+ if (old_tail)
+ {
+ old_tail->links[id].next = s;
+ }
+ else
+ {
+ t->lists[id].head = s;
+ }
t->lists[id].tail = s;
s->included[id] = 1;
}
-static void stream_list_add(grpc_chttp2_transport *t, grpc_chttp2_stream *s,
- grpc_chttp2_stream_list_id id) {
- if (s->included[id]) {
- return;
- }
- stream_list_add_tail(t, s, id);
+static void
+stream_list_add (grpc_chttp2_transport * t, grpc_chttp2_stream * s, grpc_chttp2_stream_list_id id)
+{
+ if (s->included[id])
+ {
+ return;
+ }
+ stream_list_add_tail (t, s, id);
}
/* wrappers for specializations */
-void grpc_chttp2_list_add_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- GPR_ASSERT(stream_global->id != 0);
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global), GRPC_CHTTP2_LIST_WRITABLE);
+void
+grpc_chttp2_list_add_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ GPR_ASSERT (stream_global->id != 0);
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_WRITABLE);
}
-void grpc_chttp2_list_add_first_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- GPR_ASSERT(stream_global->id != 0);
- stream_list_add_head(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_WRITABLE);
+void
+grpc_chttp2_list_add_first_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ GPR_ASSERT (stream_global->id != 0);
+ stream_list_add_head (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_WRITABLE);
}
-int grpc_chttp2_list_pop_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_writing **stream_writing) {
+int
+grpc_chttp2_list_pop_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_writing ** stream_writing)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_WRITABLE);
- if (r != 0) {
- *stream_global = &stream->global;
- *stream_writing = &stream->writing;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_WRITABLE);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ *stream_writing = &stream->writing;
+ }
return r;
}
-void grpc_chttp2_list_remove_writable_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_WRITABLE);
+void
+grpc_chttp2_list_remove_writable_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_maybe_remove (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_WRITABLE);
}
-void grpc_chttp2_list_add_writing_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing *stream_writing) {
- stream_list_add(TRANSPORT_FROM_WRITING(transport_writing),
- STREAM_FROM_WRITING(stream_writing),
- GRPC_CHTTP2_LIST_WRITING);
+void
+grpc_chttp2_list_add_writing_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing * stream_writing)
+{
+ stream_list_add (TRANSPORT_FROM_WRITING (transport_writing), STREAM_FROM_WRITING (stream_writing), GRPC_CHTTP2_LIST_WRITING);
}
-int grpc_chttp2_list_have_writing_streams(
- grpc_chttp2_transport_writing *transport_writing) {
- return !stream_list_empty(TRANSPORT_FROM_WRITING(transport_writing),
- GRPC_CHTTP2_LIST_WRITING);
+int
+grpc_chttp2_list_have_writing_streams (grpc_chttp2_transport_writing * transport_writing)
+{
+ return !stream_list_empty (TRANSPORT_FROM_WRITING (transport_writing), GRPC_CHTTP2_LIST_WRITING);
}
-int grpc_chttp2_list_pop_writing_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing **stream_writing) {
+int
+grpc_chttp2_list_pop_writing_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing ** stream_writing)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_WRITING(transport_writing), &stream,
- GRPC_CHTTP2_LIST_WRITING);
- if (r != 0) {
- *stream_writing = &stream->writing;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_WRITING (transport_writing), &stream,
+ GRPC_CHTTP2_LIST_WRITING);
+ if (r != 0)
+ {
+ *stream_writing = &stream->writing;
+ }
return r;
}
-void grpc_chttp2_list_add_written_stream(
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_writing *stream_writing) {
- stream_list_add(TRANSPORT_FROM_WRITING(transport_writing),
- STREAM_FROM_WRITING(stream_writing),
- GRPC_CHTTP2_LIST_WRITTEN);
+void
+grpc_chttp2_list_add_written_stream (grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_writing * stream_writing)
+{
+ stream_list_add (TRANSPORT_FROM_WRITING (transport_writing), STREAM_FROM_WRITING (stream_writing), GRPC_CHTTP2_LIST_WRITTEN);
}
-int grpc_chttp2_list_pop_written_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_writing **stream_writing) {
+int
+grpc_chttp2_list_pop_written_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_writing ** stream_writing)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_WRITING(transport_writing), &stream,
- GRPC_CHTTP2_LIST_WRITTEN);
- if (r != 0) {
- *stream_global = &stream->global;
- *stream_writing = &stream->writing;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_WRITING (transport_writing), &stream,
+ GRPC_CHTTP2_LIST_WRITTEN);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ *stream_writing = &stream->writing;
+ }
return r;
}
-void grpc_chttp2_list_add_parsing_seen_stream(
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_parsing *stream_parsing) {
- stream_list_add(TRANSPORT_FROM_PARSING(transport_parsing),
- STREAM_FROM_PARSING(stream_parsing),
- GRPC_CHTTP2_LIST_PARSING_SEEN);
+void
+grpc_chttp2_list_add_parsing_seen_stream (grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_parsing * stream_parsing)
+{
+ stream_list_add (TRANSPORT_FROM_PARSING (transport_parsing), STREAM_FROM_PARSING (stream_parsing), GRPC_CHTTP2_LIST_PARSING_SEEN);
}
-int grpc_chttp2_list_pop_parsing_seen_stream(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_parsing **stream_parsing) {
+int
+grpc_chttp2_list_pop_parsing_seen_stream (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_parsing ** stream_parsing)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_PARSING(transport_parsing), &stream,
- GRPC_CHTTP2_LIST_PARSING_SEEN);
- if (r != 0) {
- *stream_global = &stream->global;
- *stream_parsing = &stream->parsing;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_PARSING (transport_parsing), &stream,
+ GRPC_CHTTP2_LIST_PARSING_SEEN);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ *stream_parsing = &stream->parsing;
+ }
return r;
}
-void grpc_chttp2_list_add_waiting_for_concurrency(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY);
+void
+grpc_chttp2_list_add_waiting_for_concurrency (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY);
}
-int grpc_chttp2_list_pop_waiting_for_concurrency(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global) {
+int
+grpc_chttp2_list_pop_waiting_for_concurrency (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY);
- if (r != 0) {
- *stream_global = &stream->global;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_WAITING_FOR_CONCURRENCY);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ }
return r;
}
-void grpc_chttp2_list_add_closed_waiting_for_parsing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_PARSING);
+void
+grpc_chttp2_list_add_closed_waiting_for_parsing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_PARSING);
}
-int grpc_chttp2_list_pop_closed_waiting_for_parsing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global) {
+int
+grpc_chttp2_list_pop_closed_waiting_for_parsing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_PARSING);
- if (r != 0) {
- *stream_global = &stream->global;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_CLOSED_WAITING_FOR_PARSING);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ }
return r;
}
-void grpc_chttp2_list_add_cancelled_waiting_for_writing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_CANCELLED_WAITING_FOR_WRITING);
+void
+grpc_chttp2_list_add_cancelled_waiting_for_writing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_CANCELLED_WAITING_FOR_WRITING);
}
-int grpc_chttp2_list_pop_cancelled_waiting_for_writing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global) {
+int
+grpc_chttp2_list_pop_cancelled_waiting_for_writing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_CANCELLED_WAITING_FOR_WRITING);
- if (r != 0) {
- *stream_global = &stream->global;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_CANCELLED_WAITING_FOR_WRITING);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ }
return r;
}
-void grpc_chttp2_list_add_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
+void
+grpc_chttp2_list_add_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
}
-int grpc_chttp2_list_pop_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_parsing *transport_parsing,
- grpc_chttp2_stream_global **stream_global,
- grpc_chttp2_stream_parsing **stream_parsing) {
+int
+grpc_chttp2_list_pop_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_parsing * transport_parsing, grpc_chttp2_stream_global ** stream_global, grpc_chttp2_stream_parsing ** stream_parsing)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
- if (r != 0) {
- *stream_global = &stream->global;
- *stream_parsing = &stream->parsing;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ *stream_parsing = &stream->parsing;
+ }
return r;
}
-void grpc_chttp2_list_remove_incoming_window_updated(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_maybe_remove(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
+void
+grpc_chttp2_list_remove_incoming_window_updated (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_maybe_remove (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_INCOMING_WINDOW_UPDATED);
}
-void grpc_chttp2_list_add_read_write_state_changed(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global *stream_global) {
- stream_list_add(TRANSPORT_FROM_GLOBAL(transport_global),
- STREAM_FROM_GLOBAL(stream_global),
- GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED);
+void
+grpc_chttp2_list_add_read_write_state_changed (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global * stream_global)
+{
+ stream_list_add (TRANSPORT_FROM_GLOBAL (transport_global), STREAM_FROM_GLOBAL (stream_global), GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED);
}
-int grpc_chttp2_list_pop_read_write_state_changed(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_stream_global **stream_global) {
+int
+grpc_chttp2_list_pop_read_write_state_changed (grpc_chttp2_transport_global * transport_global, grpc_chttp2_stream_global ** stream_global)
+{
grpc_chttp2_stream *stream;
- int r = stream_list_pop(TRANSPORT_FROM_GLOBAL(transport_global), &stream,
- GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED);
- if (r != 0) {
- *stream_global = &stream->global;
- }
+ int r = stream_list_pop (TRANSPORT_FROM_GLOBAL (transport_global), &stream,
+ GRPC_CHTTP2_LIST_READ_WRITE_STATE_CHANGED);
+ if (r != 0)
+ {
+ *stream_global = &stream->global;
+ }
return r;
}
-void grpc_chttp2_register_stream(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s) {
- stream_list_add_tail(t, s, GRPC_CHTTP2_LIST_ALL_STREAMS);
+void
+grpc_chttp2_register_stream (grpc_chttp2_transport * t, grpc_chttp2_stream * s)
+{
+ stream_list_add_tail (t, s, GRPC_CHTTP2_LIST_ALL_STREAMS);
}
-int grpc_chttp2_unregister_stream(grpc_chttp2_transport *t,
- grpc_chttp2_stream *s) {
- stream_list_maybe_remove(t, s, GRPC_CHTTP2_LIST_ALL_STREAMS);
- return stream_list_empty(t, GRPC_CHTTP2_LIST_ALL_STREAMS);
+int
+grpc_chttp2_unregister_stream (grpc_chttp2_transport * t, grpc_chttp2_stream * s)
+{
+ stream_list_maybe_remove (t, s, GRPC_CHTTP2_LIST_ALL_STREAMS);
+ return stream_list_empty (t, GRPC_CHTTP2_LIST_ALL_STREAMS);
}
-int grpc_chttp2_has_streams(grpc_chttp2_transport *t) {
- return !stream_list_empty(t, GRPC_CHTTP2_LIST_ALL_STREAMS);
+int
+grpc_chttp2_has_streams (grpc_chttp2_transport * t)
+{
+ return !stream_list_empty (t, GRPC_CHTTP2_LIST_ALL_STREAMS);
}
-void grpc_chttp2_for_all_streams(
- grpc_chttp2_transport_global *transport_global, void *user_data,
- void (*cb)(grpc_chttp2_transport_global *transport_global, void *user_data,
- grpc_chttp2_stream_global *stream_global)) {
+void
+grpc_chttp2_for_all_streams (grpc_chttp2_transport_global * transport_global, void *user_data, void (*cb) (grpc_chttp2_transport_global * transport_global, void *user_data, grpc_chttp2_stream_global * stream_global))
+{
grpc_chttp2_stream *s;
- grpc_chttp2_transport *t = TRANSPORT_FROM_GLOBAL(transport_global);
- for (s = t->lists[GRPC_CHTTP2_LIST_ALL_STREAMS].head; s != NULL;
- s = s->links[GRPC_CHTTP2_LIST_ALL_STREAMS].next) {
- cb(transport_global, user_data, &s->global);
- }
+ grpc_chttp2_transport *t = TRANSPORT_FROM_GLOBAL (transport_global);
+ for (s = t->lists[GRPC_CHTTP2_LIST_ALL_STREAMS].head; s != NULL; s = s->links[GRPC_CHTTP2_LIST_ALL_STREAMS].next)
+ {
+ cb (transport_global, user_data, &s->global);
+ }
}
diff --git a/src/core/transport/chttp2/stream_map.c b/src/core/transport/chttp2/stream_map.c
index bd16153ed1..00878c1d2a 100644
--- a/src/core/transport/chttp2/stream_map.c
+++ b/src/core/transport/chttp2/stream_map.c
@@ -39,98 +39,117 @@
#include <grpc/support/log.h>
#include <grpc/support/useful.h>
-void grpc_chttp2_stream_map_init(grpc_chttp2_stream_map *map,
- size_t initial_capacity) {
- GPR_ASSERT(initial_capacity > 1);
- map->keys = gpr_malloc(sizeof(gpr_uint32) * initial_capacity);
- map->values = gpr_malloc(sizeof(void *) * initial_capacity);
+void
+grpc_chttp2_stream_map_init (grpc_chttp2_stream_map * map, size_t initial_capacity)
+{
+ GPR_ASSERT (initial_capacity > 1);
+ map->keys = gpr_malloc (sizeof (gpr_uint32) * initial_capacity);
+ map->values = gpr_malloc (sizeof (void *) * initial_capacity);
map->count = 0;
map->free = 0;
map->capacity = initial_capacity;
}
-void grpc_chttp2_stream_map_destroy(grpc_chttp2_stream_map *map) {
- gpr_free(map->keys);
- gpr_free(map->values);
+void
+grpc_chttp2_stream_map_destroy (grpc_chttp2_stream_map * map)
+{
+ gpr_free (map->keys);
+ gpr_free (map->values);
}
-static size_t compact(gpr_uint32 *keys, void **values, size_t count) {
+static size_t
+compact (gpr_uint32 * keys, void **values, size_t count)
+{
size_t i, out;
- for (i = 0, out = 0; i < count; i++) {
- if (values[i]) {
- keys[out] = keys[i];
- values[out] = values[i];
- out++;
+ for (i = 0, out = 0; i < count; i++)
+ {
+ if (values[i])
+ {
+ keys[out] = keys[i];
+ values[out] = values[i];
+ out++;
+ }
}
- }
return out;
}
-void grpc_chttp2_stream_map_add(grpc_chttp2_stream_map *map, gpr_uint32 key,
- void *value) {
+void
+grpc_chttp2_stream_map_add (grpc_chttp2_stream_map * map, gpr_uint32 key, void *value)
+{
size_t count = map->count;
size_t capacity = map->capacity;
gpr_uint32 *keys = map->keys;
void **values = map->values;
- GPR_ASSERT(count == 0 || keys[count - 1] < key);
- GPR_ASSERT(value);
-
- if (count == capacity) {
- if (map->free > capacity / 4) {
- count = compact(keys, values, count);
- map->free = 0;
- } else {
- /* resize when less than 25% of the table is free, because compaction
- won't help much */
- map->capacity = capacity = 3 * capacity / 2;
- map->keys = keys = gpr_realloc(keys, capacity * sizeof(gpr_uint32));
- map->values = values = gpr_realloc(values, capacity * sizeof(void *));
+ GPR_ASSERT (count == 0 || keys[count - 1] < key);
+ GPR_ASSERT (value);
+
+ if (count == capacity)
+ {
+ if (map->free > capacity / 4)
+ {
+ count = compact (keys, values, count);
+ map->free = 0;
+ }
+ else
+ {
+ /* resize when less than 25% of the table is free, because compaction
+ won't help much */
+ map->capacity = capacity = 3 * capacity / 2;
+ map->keys = keys = gpr_realloc (keys, capacity * sizeof (gpr_uint32));
+ map->values = values = gpr_realloc (values, capacity * sizeof (void *));
+ }
}
- }
keys[count] = key;
values[count] = value;
map->count = count + 1;
}
-void grpc_chttp2_stream_map_move_into(grpc_chttp2_stream_map *src,
- grpc_chttp2_stream_map *dst) {
+void
+grpc_chttp2_stream_map_move_into (grpc_chttp2_stream_map * src, grpc_chttp2_stream_map * dst)
+{
/* if src is empty we dont need to do anything */
- if (src->count == src->free) {
- return;
- }
+ if (src->count == src->free)
+ {
+ return;
+ }
/* if dst is empty we simply need to swap */
- if (dst->count == dst->free) {
- GPR_SWAP(grpc_chttp2_stream_map, *src, *dst);
- return;
- }
+ if (dst->count == dst->free)
+ {
+ GPR_SWAP (grpc_chttp2_stream_map, *src, *dst);
+ return;
+ }
/* the first element of src must be greater than the last of dst...
* however the maps may need compacting for this property to hold */
- if (src->keys[0] <= dst->keys[dst->count - 1]) {
- src->count = compact(src->keys, src->values, src->count);
- src->free = 0;
- dst->count = compact(dst->keys, dst->values, dst->count);
- dst->free = 0;
- }
- GPR_ASSERT(src->keys[0] > dst->keys[dst->count - 1]);
+ if (src->keys[0] <= dst->keys[dst->count - 1])
+ {
+ src->count = compact (src->keys, src->values, src->count);
+ src->free = 0;
+ dst->count = compact (dst->keys, dst->values, dst->count);
+ dst->free = 0;
+ }
+ GPR_ASSERT (src->keys[0] > dst->keys[dst->count - 1]);
/* if dst doesn't have capacity, resize */
- if (dst->count + src->count > dst->capacity) {
- dst->capacity = GPR_MAX(dst->capacity * 3 / 2, dst->count + src->count);
- dst->keys = gpr_realloc(dst->keys, dst->capacity * sizeof(gpr_uint32));
- dst->values = gpr_realloc(dst->values, dst->capacity * sizeof(void *));
- }
- memcpy(dst->keys + dst->count, src->keys, src->count * sizeof(gpr_uint32));
- memcpy(dst->values + dst->count, src->values, src->count * sizeof(void *));
+ if (dst->count + src->count > dst->capacity)
+ {
+ dst->capacity = GPR_MAX (dst->capacity * 3 / 2, dst->count + src->count);
+ dst->keys = gpr_realloc (dst->keys, dst->capacity * sizeof (gpr_uint32));
+ dst->values = gpr_realloc (dst->values, dst->capacity * sizeof (void *));
+ }
+ memcpy (dst->keys + dst->count, src->keys, src->count * sizeof (gpr_uint32));
+ memcpy (dst->values + dst->count, src->values, src->count * sizeof (void *));
dst->count += src->count;
dst->free += src->free;
src->count = 0;
src->free = 0;
}
-static void **find(grpc_chttp2_stream_map *map, gpr_uint32 key) {
+static void **
+find (grpc_chttp2_stream_map * map, gpr_uint32 key)
+{
size_t min_idx = 0;
size_t max_idx = map->count;
size_t mid_idx;
@@ -138,60 +157,75 @@ static void **find(grpc_chttp2_stream_map *map, gpr_uint32 key) {
void **values = map->values;
gpr_uint32 mid_key;
- if (max_idx == 0) return NULL;
-
- while (min_idx < max_idx) {
- /* find the midpoint, avoiding overflow */
- mid_idx = min_idx + ((max_idx - min_idx) / 2);
- mid_key = keys[mid_idx];
-
- if (mid_key < key) {
- min_idx = mid_idx + 1;
- } else if (mid_key > key) {
- max_idx = mid_idx;
- } else /* mid_key == key */ {
- return &values[mid_idx];
+ if (max_idx == 0)
+ return NULL;
+
+ while (min_idx < max_idx)
+ {
+ /* find the midpoint, avoiding overflow */
+ mid_idx = min_idx + ((max_idx - min_idx) / 2);
+ mid_key = keys[mid_idx];
+
+ if (mid_key < key)
+ {
+ min_idx = mid_idx + 1;
+ }
+ else if (mid_key > key)
+ {
+ max_idx = mid_idx;
+ }
+ else /* mid_key == key */
+ {
+ return &values[mid_idx];
+ }
}
- }
return NULL;
}
-void *grpc_chttp2_stream_map_delete(grpc_chttp2_stream_map *map,
- gpr_uint32 key) {
- void **pvalue = find(map, key);
+void *
+grpc_chttp2_stream_map_delete (grpc_chttp2_stream_map * map, gpr_uint32 key)
+{
+ void **pvalue = find (map, key);
void *out = NULL;
- if (pvalue != NULL) {
- out = *pvalue;
- *pvalue = NULL;
- map->free += (out != NULL);
- /* recognize complete emptyness and ensure we can skip
- * defragmentation later */
- if (map->free == map->count) {
- map->free = map->count = 0;
+ if (pvalue != NULL)
+ {
+ out = *pvalue;
+ *pvalue = NULL;
+ map->free += (out != NULL);
+ /* recognize complete emptyness and ensure we can skip
+ * defragmentation later */
+ if (map->free == map->count)
+ {
+ map->free = map->count = 0;
+ }
}
- }
return out;
}
-void *grpc_chttp2_stream_map_find(grpc_chttp2_stream_map *map, gpr_uint32 key) {
- void **pvalue = find(map, key);
+void *
+grpc_chttp2_stream_map_find (grpc_chttp2_stream_map * map, gpr_uint32 key)
+{
+ void **pvalue = find (map, key);
return pvalue != NULL ? *pvalue : NULL;
}
-size_t grpc_chttp2_stream_map_size(grpc_chttp2_stream_map *map) {
+size_t
+grpc_chttp2_stream_map_size (grpc_chttp2_stream_map * map)
+{
return map->count - map->free;
}
-void grpc_chttp2_stream_map_for_each(grpc_chttp2_stream_map *map,
- void (*f)(void *user_data, gpr_uint32 key,
- void *value),
- void *user_data) {
+void
+grpc_chttp2_stream_map_for_each (grpc_chttp2_stream_map * map, void (*f) (void *user_data, gpr_uint32 key, void *value), void *user_data)
+{
size_t i;
- for (i = 0; i < map->count; i++) {
- if (map->values[i]) {
- f(user_data, map->keys[i], map->values[i]);
+ for (i = 0; i < map->count; i++)
+ {
+ if (map->values[i])
+ {
+ f (user_data, map->keys[i], map->values[i]);
+ }
}
- }
}
diff --git a/src/core/transport/chttp2/stream_map.h b/src/core/transport/chttp2/stream_map.h
index 71b0582054..2af61212da 100644
--- a/src/core/transport/chttp2/stream_map.h
+++ b/src/core/transport/chttp2/stream_map.h
@@ -44,7 +44,8 @@
Lookups are performed with binary search.
Adds are restricted to strictly higher keys than previously seen (this is
guaranteed by http2). */
-typedef struct {
+typedef struct
+{
gpr_uint32 *keys;
void **values;
size_t count;
@@ -52,34 +53,27 @@ typedef struct {
size_t capacity;
} grpc_chttp2_stream_map;
-void grpc_chttp2_stream_map_init(grpc_chttp2_stream_map *map,
- size_t initial_capacity);
-void grpc_chttp2_stream_map_destroy(grpc_chttp2_stream_map *map);
+void grpc_chttp2_stream_map_init (grpc_chttp2_stream_map * map, size_t initial_capacity);
+void grpc_chttp2_stream_map_destroy (grpc_chttp2_stream_map * map);
/* Add a new key: given http2 semantics, new keys must always be greater than
existing keys - this is asserted */
-void grpc_chttp2_stream_map_add(grpc_chttp2_stream_map *map, gpr_uint32 key,
- void *value);
+void grpc_chttp2_stream_map_add (grpc_chttp2_stream_map * map, gpr_uint32 key, void *value);
/* Delete an existing key - returns the previous value of the key if it existed,
or NULL otherwise */
-void *grpc_chttp2_stream_map_delete(grpc_chttp2_stream_map *map,
- gpr_uint32 key);
+void *grpc_chttp2_stream_map_delete (grpc_chttp2_stream_map * map, gpr_uint32 key);
/* Move all elements of src into dst */
-void grpc_chttp2_stream_map_move_into(grpc_chttp2_stream_map *src,
- grpc_chttp2_stream_map *dst);
+void grpc_chttp2_stream_map_move_into (grpc_chttp2_stream_map * src, grpc_chttp2_stream_map * dst);
/* Return an existing key, or NULL if it does not exist */
-void *grpc_chttp2_stream_map_find(grpc_chttp2_stream_map *map, gpr_uint32 key);
+void *grpc_chttp2_stream_map_find (grpc_chttp2_stream_map * map, gpr_uint32 key);
/* How many (populated) entries are in the stream map? */
-size_t grpc_chttp2_stream_map_size(grpc_chttp2_stream_map *map);
+size_t grpc_chttp2_stream_map_size (grpc_chttp2_stream_map * map);
/* Callback on each stream */
-void grpc_chttp2_stream_map_for_each(grpc_chttp2_stream_map *map,
- void (*f)(void *user_data, gpr_uint32 key,
- void *value),
- void *user_data);
+void grpc_chttp2_stream_map_for_each (grpc_chttp2_stream_map * map, void (*f) (void *user_data, gpr_uint32 key, void *value), void *user_data);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_STREAM_MAP_H */
diff --git a/src/core/transport/chttp2/timeout_encoding.c b/src/core/transport/chttp2/timeout_encoding.c
index 8a9b290ecb..e241242403 100644
--- a/src/core/transport/chttp2/timeout_encoding.c
+++ b/src/core/transport/chttp2/timeout_encoding.c
@@ -38,147 +38,215 @@
#include "src/core/support/string.h"
-static int round_up(int x, int divisor) {
+static int
+round_up (int x, int divisor)
+{
return (x / divisor + (x % divisor != 0)) * divisor;
}
/* round an integer up to the next value with three significant figures */
-static int round_up_to_three_sig_figs(int x) {
- if (x < 1000) return x;
- if (x < 10000) return round_up(x, 10);
- if (x < 100000) return round_up(x, 100);
- if (x < 1000000) return round_up(x, 1000);
- if (x < 10000000) return round_up(x, 10000);
- if (x < 100000000) return round_up(x, 100000);
- if (x < 1000000000) return round_up(x, 1000000);
- return round_up(x, 10000000);
+static int
+round_up_to_three_sig_figs (int x)
+{
+ if (x < 1000)
+ return x;
+ if (x < 10000)
+ return round_up (x, 10);
+ if (x < 100000)
+ return round_up (x, 100);
+ if (x < 1000000)
+ return round_up (x, 1000);
+ if (x < 10000000)
+ return round_up (x, 10000);
+ if (x < 100000000)
+ return round_up (x, 100000);
+ if (x < 1000000000)
+ return round_up (x, 1000000);
+ return round_up (x, 10000000);
}
/* encode our minimum viable timeout value */
-static void enc_tiny(char *buffer) { memcpy(buffer, "1n", 3); }
+static void
+enc_tiny (char *buffer)
+{
+ memcpy (buffer, "1n", 3);
+}
-static void enc_ext(char *buffer, long value, char ext) {
- int n = gpr_ltoa(value, buffer);
+static void
+enc_ext (char *buffer, long value, char ext)
+{
+ int n = gpr_ltoa (value, buffer);
buffer[n] = ext;
buffer[n + 1] = 0;
}
-static void enc_seconds(char *buffer, long sec) {
- if (sec % 3600 == 0) {
- enc_ext(buffer, sec / 3600, 'H');
- } else if (sec % 60 == 0) {
- enc_ext(buffer, sec / 60, 'M');
- } else {
- enc_ext(buffer, sec, 'S');
- }
+static void
+enc_seconds (char *buffer, long sec)
+{
+ if (sec % 3600 == 0)
+ {
+ enc_ext (buffer, sec / 3600, 'H');
+ }
+ else if (sec % 60 == 0)
+ {
+ enc_ext (buffer, sec / 60, 'M');
+ }
+ else
+ {
+ enc_ext (buffer, sec, 'S');
+ }
}
-static void enc_nanos(char *buffer, int x) {
- x = round_up_to_three_sig_figs(x);
- if (x < 100000) {
- if (x % 1000 == 0) {
- enc_ext(buffer, x / 1000, 'u');
- } else {
- enc_ext(buffer, x, 'n');
- }
- } else if (x < 100000000) {
- if (x % 1000000 == 0) {
- enc_ext(buffer, x / 1000000, 'm');
- } else {
- enc_ext(buffer, x / 1000, 'u');
- }
- } else if (x < 1000000000) {
- enc_ext(buffer, x / 1000000, 'm');
- } else {
- /* note that this is only ever called with times of less than one second,
- so if we reach here the time must have been rounded up to a whole second
- (and no more) */
- memcpy(buffer, "1S", 3);
- }
+static void
+enc_nanos (char *buffer, int x)
+{
+ x = round_up_to_three_sig_figs (x);
+ if (x < 100000)
+ {
+ if (x % 1000 == 0)
+ {
+ enc_ext (buffer, x / 1000, 'u');
+ }
+ else
+ {
+ enc_ext (buffer, x, 'n');
+ }
+ }
+ else if (x < 100000000)
+ {
+ if (x % 1000000 == 0)
+ {
+ enc_ext (buffer, x / 1000000, 'm');
+ }
+ else
+ {
+ enc_ext (buffer, x / 1000, 'u');
+ }
+ }
+ else if (x < 1000000000)
+ {
+ enc_ext (buffer, x / 1000000, 'm');
+ }
+ else
+ {
+ /* note that this is only ever called with times of less than one second,
+ so if we reach here the time must have been rounded up to a whole second
+ (and no more) */
+ memcpy (buffer, "1S", 3);
+ }
}
-static void enc_micros(char *buffer, int x) {
- x = round_up_to_three_sig_figs(x);
- if (x < 100000) {
- if (x % 1000 == 0) {
- enc_ext(buffer, x / 1000, 'm');
- } else {
- enc_ext(buffer, x, 'u');
- }
- } else if (x < 100000000) {
- if (x % 1000000 == 0) {
- enc_ext(buffer, x / 1000000, 'S');
- } else {
- enc_ext(buffer, x / 1000, 'm');
- }
- } else {
- enc_ext(buffer, x / 1000000, 'S');
- }
+static void
+enc_micros (char *buffer, int x)
+{
+ x = round_up_to_three_sig_figs (x);
+ if (x < 100000)
+ {
+ if (x % 1000 == 0)
+ {
+ enc_ext (buffer, x / 1000, 'm');
+ }
+ else
+ {
+ enc_ext (buffer, x, 'u');
+ }
+ }
+ else if (x < 100000000)
+ {
+ if (x % 1000000 == 0)
+ {
+ enc_ext (buffer, x / 1000000, 'S');
+ }
+ else
+ {
+ enc_ext (buffer, x / 1000, 'm');
+ }
+ }
+ else
+ {
+ enc_ext (buffer, x / 1000000, 'S');
+ }
}
-void grpc_chttp2_encode_timeout(gpr_timespec timeout, char *buffer) {
- if (timeout.tv_sec < 0) {
- enc_tiny(buffer);
- } else if (timeout.tv_sec == 0) {
- enc_nanos(buffer, timeout.tv_nsec);
- } else if (timeout.tv_sec < 1000 && timeout.tv_nsec != 0) {
- enc_micros(buffer,
- (int)(timeout.tv_sec * 1000000) +
- (timeout.tv_nsec / 1000 + (timeout.tv_nsec % 1000 != 0)));
- } else {
- enc_seconds(buffer, timeout.tv_sec + (timeout.tv_nsec != 0));
- }
+void
+grpc_chttp2_encode_timeout (gpr_timespec timeout, char *buffer)
+{
+ if (timeout.tv_sec < 0)
+ {
+ enc_tiny (buffer);
+ }
+ else if (timeout.tv_sec == 0)
+ {
+ enc_nanos (buffer, timeout.tv_nsec);
+ }
+ else if (timeout.tv_sec < 1000 && timeout.tv_nsec != 0)
+ {
+ enc_micros (buffer, (int) (timeout.tv_sec * 1000000) + (timeout.tv_nsec / 1000 + (timeout.tv_nsec % 1000 != 0)));
+ }
+ else
+ {
+ enc_seconds (buffer, timeout.tv_sec + (timeout.tv_nsec != 0));
+ }
}
-static int is_all_whitespace(const char *p) {
- while (*p == ' ') p++;
+static int
+is_all_whitespace (const char *p)
+{
+ while (*p == ' ')
+ p++;
return *p == 0;
}
-int grpc_chttp2_decode_timeout(const char *buffer, gpr_timespec *timeout) {
+int
+grpc_chttp2_decode_timeout (const char *buffer, gpr_timespec * timeout)
+{
gpr_uint32 x = 0;
- const gpr_uint8 *p = (const gpr_uint8 *)buffer;
+ const gpr_uint8 *p = (const gpr_uint8 *) buffer;
int have_digit = 0;
/* skip whitespace */
for (; *p == ' '; p++)
;
/* decode numeric part */
- for (; *p >= '0' && *p <= '9'; p++) {
- gpr_uint32 xp = x * 10u + (gpr_uint32)*p - (gpr_uint32)'0';
- have_digit = 1;
- if (xp < x) {
- *timeout = gpr_inf_future(GPR_CLOCK_REALTIME);
- return 1;
- }
- x = xp;
- }
- if (!have_digit) return 0;
+ for (; *p >= '0' && *p <= '9'; p++)
+ {
+ gpr_uint32 xp = x * 10u + (gpr_uint32) * p - (gpr_uint32) '0';
+ have_digit = 1;
+ if (xp < x)
+ {
+ *timeout = gpr_inf_future (GPR_CLOCK_REALTIME);
+ return 1;
+ }
+ x = xp;
+ }
+ if (!have_digit)
+ return 0;
/* skip whitespace */
for (; *p == ' '; p++)
;
/* decode unit specifier */
- switch (*p) {
+ switch (*p)
+ {
case 'n':
- *timeout = gpr_time_from_nanos(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_nanos (x, GPR_TIMESPAN);
break;
case 'u':
- *timeout = gpr_time_from_micros(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_micros (x, GPR_TIMESPAN);
break;
case 'm':
- *timeout = gpr_time_from_millis(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_millis (x, GPR_TIMESPAN);
break;
case 'S':
- *timeout = gpr_time_from_seconds(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_seconds (x, GPR_TIMESPAN);
break;
case 'M':
- *timeout = gpr_time_from_minutes(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_minutes (x, GPR_TIMESPAN);
break;
case 'H':
- *timeout = gpr_time_from_hours(x, GPR_TIMESPAN);
+ *timeout = gpr_time_from_hours (x, GPR_TIMESPAN);
break;
default:
return 0;
- }
+ }
p++;
- return is_all_whitespace((const char *)p);
+ return is_all_whitespace ((const char *) p);
}
diff --git a/src/core/transport/chttp2/timeout_encoding.h b/src/core/transport/chttp2/timeout_encoding.h
index 9d8756e799..b68ce2e5d6 100644
--- a/src/core/transport/chttp2/timeout_encoding.h
+++ b/src/core/transport/chttp2/timeout_encoding.h
@@ -41,7 +41,7 @@
/* Encode/decode timeouts to the GRPC over HTTP2 format;
encoding may round up arbitrarily */
-void grpc_chttp2_encode_timeout(gpr_timespec timeout, char *buffer);
-int grpc_chttp2_decode_timeout(const char *buffer, gpr_timespec *timeout);
+void grpc_chttp2_encode_timeout (gpr_timespec timeout, char *buffer);
+int grpc_chttp2_decode_timeout (const char *buffer, gpr_timespec * timeout);
#endif /* GRPC_INTERNAL_CORE_TRANSPORT_CHTTP2_TIMEOUT_ENCODING_H */
diff --git a/src/core/transport/chttp2/varint.c b/src/core/transport/chttp2/varint.c
index 056f68047b..f478a9d847 100644
--- a/src/core/transport/chttp2/varint.c
+++ b/src/core/transport/chttp2/varint.c
@@ -33,34 +33,46 @@
#include "src/core/transport/chttp2/varint.h"
-gpr_uint32 grpc_chttp2_hpack_varint_length(gpr_uint32 tail_value) {
- if (tail_value < (1 << 7)) {
- return 2;
- } else if (tail_value < (1 << 14)) {
- return 3;
- } else if (tail_value < (1 << 21)) {
- return 4;
- } else if (tail_value < (1 << 28)) {
- return 5;
- } else {
- return 6;
- }
+gpr_uint32
+grpc_chttp2_hpack_varint_length (gpr_uint32 tail_value)
+{
+ if (tail_value < (1 << 7))
+ {
+ return 2;
+ }
+ else if (tail_value < (1 << 14))
+ {
+ return 3;
+ }
+ else if (tail_value < (1 << 21))
+ {
+ return 4;
+ }
+ else if (tail_value < (1 << 28))
+ {
+ return 5;
+ }
+ else
+ {
+ return 6;
+ }
}
-void grpc_chttp2_hpack_write_varint_tail(gpr_uint32 tail_value,
- gpr_uint8* target,
- gpr_uint32 tail_length) {
- switch (tail_length) {
+void
+grpc_chttp2_hpack_write_varint_tail (gpr_uint32 tail_value, gpr_uint8 * target, gpr_uint32 tail_length)
+{
+ switch (tail_length)
+ {
case 5:
- target[4] = (gpr_uint8)((tail_value >> 28) | 0x80);
+ target[4] = (gpr_uint8) ((tail_value >> 28) | 0x80);
case 4:
- target[3] = (gpr_uint8)((tail_value >> 21) | 0x80);
+ target[3] = (gpr_uint8) ((tail_value >> 21) | 0x80);
case 3:
- target[2] = (gpr_uint8)((tail_value >> 14) | 0x80);
+ target[2] = (gpr_uint8) ((tail_value >> 14) | 0x80);
case 2:
- target[1] = (gpr_uint8)((tail_value >> 7) | 0x80);
+ target[1] = (gpr_uint8) ((tail_value >> 7) | 0x80);
case 1:
- target[0] = (gpr_uint8)((tail_value) | 0x80);
- }
+ target[0] = (gpr_uint8) ((tail_value) | 0x80);
+ }
target[tail_length - 1] &= 0x7f;
}
diff --git a/src/core/transport/chttp2/varint.h b/src/core/transport/chttp2/varint.h
index 4dfcc76773..4193305d0f 100644
--- a/src/core/transport/chttp2/varint.h
+++ b/src/core/transport/chttp2/varint.h
@@ -41,11 +41,9 @@
/* length of a value that needs varint tail encoding (it's bigger than can be
bitpacked into the opcode byte) - returned value includes the length of the
opcode byte */
-gpr_uint32 grpc_chttp2_hpack_varint_length(gpr_uint32 tail_value);
+gpr_uint32 grpc_chttp2_hpack_varint_length (gpr_uint32 tail_value);
-void grpc_chttp2_hpack_write_varint_tail(gpr_uint32 tail_value,
- gpr_uint8* target,
- gpr_uint32 tail_length);
+void grpc_chttp2_hpack_write_varint_tail (gpr_uint32 tail_value, gpr_uint8 * target, gpr_uint32 tail_length);
/* maximum value that can be bitpacked with the opcode if the opcode has a
prefix
diff --git a/src/core/transport/chttp2/writing.c b/src/core/transport/chttp2/writing.c
index e6f169c280..edf40f54fb 100644
--- a/src/core/transport/chttp2/writing.c
+++ b/src/core/transport/chttp2/writing.c
@@ -39,205 +39,174 @@
#include "src/core/transport/chttp2/http2_errors.h"
-static void finalize_outbuf(grpc_chttp2_transport_writing *transport_writing);
+static void finalize_outbuf (grpc_chttp2_transport_writing * transport_writing);
-int grpc_chttp2_unlocking_check_writes(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing) {
+int
+grpc_chttp2_unlocking_check_writes (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing)
+{
grpc_chttp2_stream_global *stream_global;
grpc_chttp2_stream_writing *stream_writing;
grpc_chttp2_stream_global *first_reinserted_stream = NULL;
gpr_uint32 window_delta;
/* simple writes are queued to qbuf, and flushed here */
- gpr_slice_buffer_swap(&transport_global->qbuf, &transport_writing->outbuf);
- GPR_ASSERT(transport_global->qbuf.count == 0);
-
- if (transport_global->dirtied_local_settings &&
- !transport_global->sent_local_settings) {
- gpr_slice_buffer_add(
- &transport_writing->outbuf,
- grpc_chttp2_settings_create(
- transport_global->settings[GRPC_SENT_SETTINGS],
- transport_global->settings[GRPC_LOCAL_SETTINGS],
- transport_global->force_send_settings, GRPC_CHTTP2_NUM_SETTINGS));
- transport_global->force_send_settings = 0;
- transport_global->dirtied_local_settings = 0;
- transport_global->sent_local_settings = 1;
- }
+ gpr_slice_buffer_swap (&transport_global->qbuf, &transport_writing->outbuf);
+ GPR_ASSERT (transport_global->qbuf.count == 0);
+
+ if (transport_global->dirtied_local_settings && !transport_global->sent_local_settings)
+ {
+ gpr_slice_buffer_add (&transport_writing->outbuf, grpc_chttp2_settings_create (transport_global->settings[GRPC_SENT_SETTINGS], transport_global->settings[GRPC_LOCAL_SETTINGS], transport_global->force_send_settings, GRPC_CHTTP2_NUM_SETTINGS));
+ transport_global->force_send_settings = 0;
+ transport_global->dirtied_local_settings = 0;
+ transport_global->sent_local_settings = 1;
+ }
/* for each grpc_chttp2_stream that's become writable, frame it's data
(according to available window sizes) and add to the output buffer */
- while (grpc_chttp2_list_pop_writable_stream(
- transport_global, transport_writing, &stream_global, &stream_writing)) {
- if (stream_global == first_reinserted_stream) {
- /* prevent infinite loop */
- grpc_chttp2_list_add_first_writable_stream(transport_global,
- stream_global);
- break;
- }
-
- stream_writing->id = stream_global->id;
- stream_writing->send_closed = GRPC_DONT_SEND_CLOSED;
-
- if (stream_global->outgoing_sopb) {
- window_delta = grpc_chttp2_preencode(
- stream_global->outgoing_sopb->ops,
- &stream_global->outgoing_sopb->nops,
- (gpr_uint32)GPR_MIN(GPR_MIN(transport_global->outgoing_window,
- stream_global->outgoing_window),
- GPR_UINT32_MAX),
- &stream_writing->sopb);
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT(
- "write", transport_global, outgoing_window, -(gpr_int64)window_delta);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM("write", transport_global, stream_global,
- outgoing_window,
- -(gpr_int64)window_delta);
- transport_global->outgoing_window -= window_delta;
- stream_global->outgoing_window -= window_delta;
-
- if (stream_global->write_state == GRPC_WRITE_STATE_QUEUED_CLOSE &&
- stream_global->outgoing_sopb->nops == 0) {
- if (!transport_global->is_client && !stream_global->read_closed) {
- stream_writing->send_closed = GRPC_SEND_CLOSED_WITH_RST_STREAM;
- } else {
- stream_writing->send_closed = GRPC_SEND_CLOSED;
- }
- }
-
- if (stream_global->outgoing_window > 0 &&
- stream_global->outgoing_sopb->nops != 0) {
- grpc_chttp2_list_add_writable_stream(transport_global, stream_global);
- if (first_reinserted_stream == NULL &&
- transport_global->outgoing_window == 0) {
- first_reinserted_stream = stream_global;
- }
- }
- }
-
- if (!stream_global->read_closed &&
- stream_global->unannounced_incoming_window > 0) {
- GPR_ASSERT(stream_writing->announce_window == 0);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "write", transport_writing, stream_writing, announce_window,
- stream_global->unannounced_incoming_window);
- stream_writing->announce_window =
- stream_global->unannounced_incoming_window;
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "write", transport_global, stream_global, incoming_window,
- stream_global->unannounced_incoming_window);
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "write", transport_global, stream_global, unannounced_incoming_window,
- -(gpr_int64)stream_global->unannounced_incoming_window);
- stream_global->incoming_window +=
- stream_global->unannounced_incoming_window;
- stream_global->unannounced_incoming_window = 0;
- grpc_chttp2_list_add_incoming_window_updated(transport_global,
- stream_global);
- stream_global->writing_now |= GRPC_CHTTP2_WRITING_WINDOW;
- }
- if (stream_writing->sopb.nops > 0 ||
- stream_writing->send_closed != GRPC_DONT_SEND_CLOSED) {
- stream_global->writing_now |= GRPC_CHTTP2_WRITING_DATA;
+ while (grpc_chttp2_list_pop_writable_stream (transport_global, transport_writing, &stream_global, &stream_writing))
+ {
+ if (stream_global == first_reinserted_stream)
+ {
+ /* prevent infinite loop */
+ grpc_chttp2_list_add_first_writable_stream (transport_global, stream_global);
+ break;
+ }
+
+ stream_writing->id = stream_global->id;
+ stream_writing->send_closed = GRPC_DONT_SEND_CLOSED;
+
+ if (stream_global->outgoing_sopb)
+ {
+ window_delta = grpc_chttp2_preencode (stream_global->outgoing_sopb->ops, &stream_global->outgoing_sopb->nops, (gpr_uint32) GPR_MIN (GPR_MIN (transport_global->outgoing_window, stream_global->outgoing_window), GPR_UINT32_MAX), &stream_writing->sopb);
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("write", transport_global, outgoing_window, -(gpr_int64) window_delta);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("write", transport_global, stream_global, outgoing_window, -(gpr_int64) window_delta);
+ transport_global->outgoing_window -= window_delta;
+ stream_global->outgoing_window -= window_delta;
+
+ if (stream_global->write_state == GRPC_WRITE_STATE_QUEUED_CLOSE && stream_global->outgoing_sopb->nops == 0)
+ {
+ if (!transport_global->is_client && !stream_global->read_closed)
+ {
+ stream_writing->send_closed = GRPC_SEND_CLOSED_WITH_RST_STREAM;
+ }
+ else
+ {
+ stream_writing->send_closed = GRPC_SEND_CLOSED;
+ }
+ }
+
+ if (stream_global->outgoing_window > 0 && stream_global->outgoing_sopb->nops != 0)
+ {
+ grpc_chttp2_list_add_writable_stream (transport_global, stream_global);
+ if (first_reinserted_stream == NULL && transport_global->outgoing_window == 0)
+ {
+ first_reinserted_stream = stream_global;
+ }
+ }
+ }
+
+ if (!stream_global->read_closed && stream_global->unannounced_incoming_window > 0)
+ {
+ GPR_ASSERT (stream_writing->announce_window == 0);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("write", transport_writing, stream_writing, announce_window, stream_global->unannounced_incoming_window);
+ stream_writing->announce_window = stream_global->unannounced_incoming_window;
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("write", transport_global, stream_global, incoming_window, stream_global->unannounced_incoming_window);
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("write", transport_global, stream_global, unannounced_incoming_window, -(gpr_int64) stream_global->unannounced_incoming_window);
+ stream_global->incoming_window += stream_global->unannounced_incoming_window;
+ stream_global->unannounced_incoming_window = 0;
+ grpc_chttp2_list_add_incoming_window_updated (transport_global, stream_global);
+ stream_global->writing_now |= GRPC_CHTTP2_WRITING_WINDOW;
+ }
+ if (stream_writing->sopb.nops > 0 || stream_writing->send_closed != GRPC_DONT_SEND_CLOSED)
+ {
+ stream_global->writing_now |= GRPC_CHTTP2_WRITING_DATA;
+ }
+ if (stream_global->writing_now != 0)
+ {
+ grpc_chttp2_list_add_writing_stream (transport_writing, stream_writing);
+ }
}
- if (stream_global->writing_now != 0) {
- grpc_chttp2_list_add_writing_stream(transport_writing, stream_writing);
- }
- }
/* if the grpc_chttp2_transport is ready to send a window update, do so here
also; 3/4 is a magic number that will likely get tuned soon */
- if (transport_global->incoming_window <
- transport_global->connection_window_target * 3 / 4) {
- window_delta = transport_global->connection_window_target -
- transport_global->incoming_window;
- gpr_slice_buffer_add(&transport_writing->outbuf,
- grpc_chttp2_window_update_create(0, window_delta));
- GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT("write", transport_global,
- incoming_window, window_delta);
- transport_global->incoming_window += window_delta;
- }
-
- return transport_writing->outbuf.count > 0 ||
- grpc_chttp2_list_have_writing_streams(transport_writing);
+ if (transport_global->incoming_window < transport_global->connection_window_target * 3 / 4)
+ {
+ window_delta = transport_global->connection_window_target - transport_global->incoming_window;
+ gpr_slice_buffer_add (&transport_writing->outbuf, grpc_chttp2_window_update_create (0, window_delta));
+ GRPC_CHTTP2_FLOWCTL_TRACE_TRANSPORT ("write", transport_global, incoming_window, window_delta);
+ transport_global->incoming_window += window_delta;
+ }
+
+ return transport_writing->outbuf.count > 0 || grpc_chttp2_list_have_writing_streams (transport_writing);
}
-void grpc_chttp2_perform_writes(
- grpc_chttp2_transport_writing *transport_writing, grpc_endpoint *endpoint,
- grpc_closure_list *closure_list) {
- GPR_ASSERT(transport_writing->outbuf.count > 0 ||
- grpc_chttp2_list_have_writing_streams(transport_writing));
+void
+grpc_chttp2_perform_writes (grpc_chttp2_transport_writing * transport_writing, grpc_endpoint * endpoint, grpc_closure_list * closure_list)
+{
+ GPR_ASSERT (transport_writing->outbuf.count > 0 || grpc_chttp2_list_have_writing_streams (transport_writing));
- finalize_outbuf(transport_writing);
+ finalize_outbuf (transport_writing);
- GPR_ASSERT(transport_writing->outbuf.count > 0);
- GPR_ASSERT(endpoint);
+ GPR_ASSERT (transport_writing->outbuf.count > 0);
+ GPR_ASSERT (endpoint);
- grpc_endpoint_write(endpoint, &transport_writing->outbuf,
- &transport_writing->done_cb, closure_list);
+ grpc_endpoint_write (endpoint, &transport_writing->outbuf, &transport_writing->done_cb, closure_list);
}
-static void finalize_outbuf(grpc_chttp2_transport_writing *transport_writing) {
+static void
+finalize_outbuf (grpc_chttp2_transport_writing * transport_writing)
+{
grpc_chttp2_stream_writing *stream_writing;
- while (
- grpc_chttp2_list_pop_writing_stream(transport_writing, &stream_writing)) {
- if (stream_writing->sopb.nops > 0 ||
- stream_writing->send_closed != GRPC_DONT_SEND_CLOSED) {
- grpc_chttp2_encode(stream_writing->sopb.ops, stream_writing->sopb.nops,
- stream_writing->send_closed != GRPC_DONT_SEND_CLOSED,
- stream_writing->id,
- &transport_writing->hpack_compressor,
- &transport_writing->outbuf);
- stream_writing->sopb.nops = 0;
+ while (grpc_chttp2_list_pop_writing_stream (transport_writing, &stream_writing))
+ {
+ if (stream_writing->sopb.nops > 0 || stream_writing->send_closed != GRPC_DONT_SEND_CLOSED)
+ {
+ grpc_chttp2_encode (stream_writing->sopb.ops, stream_writing->sopb.nops, stream_writing->send_closed != GRPC_DONT_SEND_CLOSED, stream_writing->id, &transport_writing->hpack_compressor, &transport_writing->outbuf);
+ stream_writing->sopb.nops = 0;
+ }
+ if (stream_writing->announce_window > 0)
+ {
+ gpr_slice_buffer_add (&transport_writing->outbuf, grpc_chttp2_window_update_create (stream_writing->id, stream_writing->announce_window));
+ GRPC_CHTTP2_FLOWCTL_TRACE_STREAM ("write", transport_writing, stream_writing, announce_window, -(gpr_int64) stream_writing->announce_window);
+ stream_writing->announce_window = 0;
+ }
+ if (stream_writing->send_closed == GRPC_SEND_CLOSED_WITH_RST_STREAM)
+ {
+ gpr_slice_buffer_add (&transport_writing->outbuf, grpc_chttp2_rst_stream_create (stream_writing->id, GRPC_CHTTP2_NO_ERROR));
+ }
+ grpc_chttp2_list_add_written_stream (transport_writing, stream_writing);
}
- if (stream_writing->announce_window > 0) {
- gpr_slice_buffer_add(
- &transport_writing->outbuf,
- grpc_chttp2_window_update_create(stream_writing->id,
- stream_writing->announce_window));
- GRPC_CHTTP2_FLOWCTL_TRACE_STREAM(
- "write", transport_writing, stream_writing, announce_window,
- -(gpr_int64)stream_writing->announce_window);
- stream_writing->announce_window = 0;
- }
- if (stream_writing->send_closed == GRPC_SEND_CLOSED_WITH_RST_STREAM) {
- gpr_slice_buffer_add(&transport_writing->outbuf,
- grpc_chttp2_rst_stream_create(stream_writing->id,
- GRPC_CHTTP2_NO_ERROR));
- }
- grpc_chttp2_list_add_written_stream(transport_writing, stream_writing);
- }
}
-void grpc_chttp2_cleanup_writing(
- grpc_chttp2_transport_global *transport_global,
- grpc_chttp2_transport_writing *transport_writing,
- grpc_closure_list *closure_list) {
+void
+grpc_chttp2_cleanup_writing (grpc_chttp2_transport_global * transport_global, grpc_chttp2_transport_writing * transport_writing, grpc_closure_list * closure_list)
+{
grpc_chttp2_stream_writing *stream_writing;
grpc_chttp2_stream_global *stream_global;
- while (grpc_chttp2_list_pop_written_stream(
- transport_global, transport_writing, &stream_global, &stream_writing)) {
- GPR_ASSERT(stream_global->writing_now != 0);
- if (stream_writing->send_closed != GRPC_DONT_SEND_CLOSED) {
- stream_global->write_state = GRPC_WRITE_STATE_SENT_CLOSE;
- if (!transport_global->is_client) {
- stream_global->read_closed = 1;
- }
- }
- if (stream_global->writing_now & GRPC_CHTTP2_WRITING_DATA) {
- if (stream_global->outgoing_sopb != NULL &&
- stream_global->outgoing_sopb->nops == 0) {
- GPR_ASSERT(stream_global->write_state != GRPC_WRITE_STATE_QUEUED_CLOSE);
- stream_global->outgoing_sopb = NULL;
- grpc_closure_list_add(closure_list, stream_global->send_done_closure,
- 1);
- }
+ while (grpc_chttp2_list_pop_written_stream (transport_global, transport_writing, &stream_global, &stream_writing))
+ {
+ GPR_ASSERT (stream_global->writing_now != 0);
+ if (stream_writing->send_closed != GRPC_DONT_SEND_CLOSED)
+ {
+ stream_global->write_state = GRPC_WRITE_STATE_SENT_CLOSE;
+ if (!transport_global->is_client)
+ {
+ stream_global->read_closed = 1;
+ }
+ }
+ if (stream_global->writing_now & GRPC_CHTTP2_WRITING_DATA)
+ {
+ if (stream_global->outgoing_sopb != NULL && stream_global->outgoing_sopb->nops == 0)
+ {
+ GPR_ASSERT (stream_global->write_state != GRPC_WRITE_STATE_QUEUED_CLOSE);
+ stream_global->outgoing_sopb = NULL;
+ grpc_closure_list_add (closure_list, stream_global->send_done_closure, 1);
+ }
+ }
+ stream_global->writing_now = 0;
+ grpc_chttp2_list_add_read_write_state_changed (transport_global, stream_global);
}
- stream_global->writing_now = 0;
- grpc_chttp2_list_add_read_write_state_changed(transport_global,
- stream_global);
- }
- gpr_slice_buffer_reset_and_unref(&transport_writing->outbuf);
+ gpr_slice_buffer_reset_and_unref (&transport_writing->outbuf);
}