diff options
Diffstat (limited to 'src/core/lib/transport/chttp2/hpack_parser.h')
| -rw-r--r-- | src/core/lib/transport/chttp2/hpack_parser.h | 116 |
1 files changed, 0 insertions, 116 deletions
diff --git a/src/core/lib/transport/chttp2/hpack_parser.h b/src/core/lib/transport/chttp2/hpack_parser.h deleted file mode 100644 index a534fd5cf4..0000000000 --- a/src/core/lib/transport/chttp2/hpack_parser.h +++ /dev/null @@ -1,116 +0,0 @@ -/* - * - * 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. - * - */ - -#ifndef GRPC_CORE_LIB_TRANSPORT_CHTTP2_HPACK_PARSER_H -#define GRPC_CORE_LIB_TRANSPORT_CHTTP2_HPACK_PARSER_H - -#include <stddef.h> - -#include <grpc/support/port_platform.h> -#include "src/core/lib/iomgr/exec_ctx.h" -#include "src/core/lib/transport/chttp2/frame.h" -#include "src/core/lib/transport/chttp2/hpack_table.h" -#include "src/core/lib/transport/metadata.h" - -typedef struct grpc_chttp2_hpack_parser grpc_chttp2_hpack_parser; - -typedef int (*grpc_chttp2_hpack_parser_state)(grpc_chttp2_hpack_parser *p, - const uint8_t *beg, - const uint8_t *end); - -typedef struct { - char *str; - uint32_t length; - uint32_t capacity; -} grpc_chttp2_hpack_parser_string; - -struct grpc_chttp2_hpack_parser { - /* user specified callback for each header output */ - void (*on_header)(void *user_data, grpc_mdelem *md); - void *on_header_user_data; - - /* current parse state - or a function that implements it */ - grpc_chttp2_hpack_parser_state state; - /* future states dependent on the opening op code */ - const grpc_chttp2_hpack_parser_state *next_state; - /* what to do after skipping prioritization data */ - grpc_chttp2_hpack_parser_state after_prioritization; - /* the value we're currently parsing */ - union { - uint32_t *value; - grpc_chttp2_hpack_parser_string *str; - } parsing; - /* string parameters for each chunk */ - grpc_chttp2_hpack_parser_string key; - grpc_chttp2_hpack_parser_string value; - /* parsed index */ - uint32_t index; - /* length of source bytes for the currently parsing string */ - uint32_t strlen; - /* number of source bytes read for the currently parsing string */ - uint32_t strgot; - /* huffman decoding state */ - int16_t huff_state; - /* is the string being decoded binary? */ - uint8_t binary; - /* is the current string huffman encoded? */ - uint8_t huff; - /* is a dynamic table update allowed? */ - uint8_t dynamic_table_update_allowed; - /* set by higher layers, used by grpc_chttp2_header_parser_parse to signal - it should append a metadata boundary at the end of frame */ - uint8_t is_boundary; - uint8_t is_eof; - uint32_t base64_buffer; - - /* hpack table */ - grpc_chttp2_hptbl table; -}; - -void grpc_chttp2_hpack_parser_init(grpc_chttp2_hpack_parser *p); -void grpc_chttp2_hpack_parser_destroy(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 uint8_t *beg, const uint8_t *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( - grpc_exec_ctx *exec_ctx, void *hpack_parser, - grpc_chttp2_transport_parsing *transport_parsing, - grpc_chttp2_stream_parsing *stream_parsing, gpr_slice slice, int is_last); - -#endif /* GRPC_CORE_LIB_TRANSPORT_CHTTP2_HPACK_PARSER_H */ |