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/*
*
* Copyright 2015-2016, Google Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
* * Neither the name of Google Inc. nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include "src/core/ext/transport/chttp2/transport/bin_encoder.h"
#include <string.h>
/* This is here for grpc_is_binary_header
* TODO(murgatroid99): Remove this
*/
#include <grpc/grpc.h>
#include <grpc/support/alloc.h>
#include <grpc/support/log.h>
#include "src/core/lib/support/string.h"
static int all_ok = 1;
static void expect_slice_eq(gpr_slice expected, gpr_slice slice, char *debug,
int line) {
if (0 != gpr_slice_cmp(slice, expected)) {
char *hs = gpr_dump_slice(slice, GPR_DUMP_HEX | GPR_DUMP_ASCII);
char *he = gpr_dump_slice(expected, GPR_DUMP_HEX | GPR_DUMP_ASCII);
gpr_log(GPR_ERROR, "FAILED:%d: %s\ngot: %s\nwant: %s", line, debug, hs,
he);
gpr_free(hs);
gpr_free(he);
all_ok = 0;
}
gpr_slice_unref(expected);
gpr_slice_unref(slice);
}
static gpr_slice B64(const char *s) {
gpr_slice ss = gpr_slice_from_copied_string(s);
gpr_slice out = grpc_chttp2_base64_encode(ss);
gpr_slice_unref(ss);
return out;
}
static gpr_slice HUFF(const char *s) {
gpr_slice ss = gpr_slice_from_copied_string(s);
gpr_slice out = grpc_chttp2_huffman_compress(ss);
gpr_slice_unref(ss);
return out;
}
#define EXPECT_SLICE_EQ(expected, slice) \
expect_slice_eq( \
gpr_slice_from_copied_buffer(expected, sizeof(expected) - 1), slice, \
#slice, __LINE__);
static void expect_combined_equiv(const char *s, size_t len, int line) {
gpr_slice input = gpr_slice_from_copied_buffer(s, len);
gpr_slice base64 = grpc_chttp2_base64_encode(input);
gpr_slice expect = grpc_chttp2_huffman_compress(base64);
gpr_slice got = grpc_chttp2_base64_encode_and_huffman_compress(input);
if (0 != gpr_slice_cmp(expect, got)) {
char *t = gpr_dump_slice(input, GPR_DUMP_HEX | GPR_DUMP_ASCII);
char *e = gpr_dump_slice(expect, GPR_DUMP_HEX | GPR_DUMP_ASCII);
char *g = gpr_dump_slice(got, GPR_DUMP_HEX | GPR_DUMP_ASCII);
gpr_log(GPR_ERROR, "FAILED:%d:\ntest: %s\ngot: %s\nwant: %s", t, g, e);
gpr_free(t);
gpr_free(e);
gpr_free(g);
all_ok = 0;
}
gpr_slice_unref(input);
gpr_slice_unref(base64);
gpr_slice_unref(expect);
gpr_slice_unref(got);
}
#define EXPECT_COMBINED_EQUIV(x) \
expect_combined_equiv(x, sizeof(x) - 1, __LINE__)
static void expect_binary_header(const char *hdr, int binary) {
if (grpc_is_binary_header(hdr, strlen(hdr)) != binary) {
gpr_log(GPR_ERROR, "FAILED: expected header '%s' to be %s", hdr,
binary ? "binary" : "not binary");
all_ok = 0;
}
}
int main(int argc, char **argv) {
/* Base64 test vectors from RFC 4648, with padding removed */
/* BASE64("") = "" */
EXPECT_SLICE_EQ("", B64(""));
/* BASE64("f") = "Zg" */
EXPECT_SLICE_EQ("Zg", B64("f"));
/* BASE64("fo") = "Zm8" */
EXPECT_SLICE_EQ("Zm8", B64("fo"));
/* BASE64("foo") = "Zm9v" */
EXPECT_SLICE_EQ("Zm9v", B64("foo"));
/* BASE64("foob") = "Zm9vYg" */
EXPECT_SLICE_EQ("Zm9vYg", B64("foob"));
/* BASE64("fooba") = "Zm9vYmE" */
EXPECT_SLICE_EQ("Zm9vYmE", B64("fooba"));
/* BASE64("foobar") = "Zm9vYmFy" */
EXPECT_SLICE_EQ("Zm9vYmFy", B64("foobar"));
EXPECT_SLICE_EQ("wMHCw8TF", B64("\xc0\xc1\xc2\xc3\xc4\xc5"));
/* Huffman encoding tests */
EXPECT_SLICE_EQ("\xf1\xe3\xc2\xe5\xf2\x3a\x6b\xa0\xab\x90\xf4\xff",
HUFF("www.example.com"));
EXPECT_SLICE_EQ("\xa8\xeb\x10\x64\x9c\xbf", HUFF("no-cache"));
EXPECT_SLICE_EQ("\x25\xa8\x49\xe9\x5b\xa9\x7d\x7f", HUFF("custom-key"));
EXPECT_SLICE_EQ("\x25\xa8\x49\xe9\x5b\xb8\xe8\xb4\xbf", HUFF("custom-value"));
EXPECT_SLICE_EQ("\xae\xc3\x77\x1a\x4b", HUFF("private"));
EXPECT_SLICE_EQ(
"\xd0\x7a\xbe\x94\x10\x54\xd4\x44\xa8\x20\x05\x95\x04\x0b\x81\x66\xe0\x82"
"\xa6\x2d\x1b\xff",
HUFF("Mon, 21 Oct 2013 20:13:21 GMT"));
EXPECT_SLICE_EQ(
"\x9d\x29\xad\x17\x18\x63\xc7\x8f\x0b\x97\xc8\xe9\xae\x82\xae\x43\xd3",
HUFF("https://www.example.com"));
/* Various test vectors for combined encoding */
EXPECT_COMBINED_EQUIV("");
EXPECT_COMBINED_EQUIV("f");
EXPECT_COMBINED_EQUIV("fo");
EXPECT_COMBINED_EQUIV("foo");
EXPECT_COMBINED_EQUIV("foob");
EXPECT_COMBINED_EQUIV("fooba");
EXPECT_COMBINED_EQUIV("foobar");
EXPECT_COMBINED_EQUIV("www.example.com");
EXPECT_COMBINED_EQUIV("no-cache");
EXPECT_COMBINED_EQUIV("custom-key");
EXPECT_COMBINED_EQUIV("custom-value");
EXPECT_COMBINED_EQUIV("private");
EXPECT_COMBINED_EQUIV("Mon, 21 Oct 2013 20:13:21 GMT");
EXPECT_COMBINED_EQUIV("https://www.example.com");
EXPECT_COMBINED_EQUIV(
"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
"\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f"
"\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f"
"\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f"
"\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f"
"\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f"
"\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f"
"\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f"
"\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f"
"\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f"
"\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf"
"\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf"
"\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf"
"\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf"
"\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef"
"\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff");
expect_binary_header("foo-bin", 1);
expect_binary_header("foo-bar", 0);
expect_binary_header("-bin", 0);
return all_ok ? 0 : 1;
}
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