88 lines
3.4 KiB
C
88 lines
3.4 KiB
C
/*
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* Copyright (c) 2009-2014 Kazuho Oku, Tokuhiro Matsuno, Daisuke Murase,
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* Shigeo Mitsunari
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*
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* The software is licensed under either the MIT License (below) or the Perl
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* license.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef picohttpparser_h
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#define picohttpparser_h
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#include <sys/types.h>
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#ifdef _MSC_VER
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#define ssize_t intptr_t
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* contains name and value of a header (name == NULL if is a continuing line
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* of a multiline header */
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struct phr_header {
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const char *name;
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size_t name_len;
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const char *value;
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size_t value_len;
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};
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/* returns number of bytes consumed if successful, -2 if request is partial,
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* -1 if failed */
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int phr_parse_request(const char *buf, size_t len, const char **method, size_t *method_len, const char **path, size_t *path_len,
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int *minor_version, struct phr_header *headers, size_t *num_headers, size_t last_len);
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/* ditto */
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int phr_parse_response(const char *_buf, size_t len, int *minor_version, int *status, const char **msg, size_t *msg_len,
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struct phr_header *headers, size_t *num_headers, size_t last_len);
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/* ditto */
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int phr_parse_headers(const char *buf, size_t len, struct phr_header *headers, size_t *num_headers, size_t last_len);
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/* should be zero-filled before start */
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struct phr_chunked_decoder {
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size_t bytes_left_in_chunk; /* number of bytes left in current chunk */
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char consume_trailer; /* if trailing headers should be consumed */
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char _hex_count;
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char _state;
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};
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/* the function rewrites the buffer given as (buf, bufsz) removing the chunked-
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* encoding headers. When the function returns without an error, bufsz is
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* updated to the length of the decoded data available. Applications should
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* repeatedly call the function while it returns -2 (incomplete) every time
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* supplying newly arrived data. If the end of the chunked-encoded data is
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* found, the function returns a non-negative number indicating the number of
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* octets left undecoded, that starts from the offset returned by `*bufsz`.
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* Returns -1 on error.
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*/
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ssize_t phr_decode_chunked(struct phr_chunked_decoder *decoder, char *buf, size_t *bufsz);
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/* returns if the chunked decoder is in middle of chunked data */
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int phr_decode_chunked_is_in_data(struct phr_chunked_decoder *decoder);
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#ifdef __cplusplus
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}
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#endif
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#endif
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