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/*
* Copyright (C) 2022 Mikhail Burakov. This file is part of toolbox.
*
* toolbox is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* toolbox is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with toolbox. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef TOOLBOX_HTTP_PARSER_H_
#define TOOLBOX_HTTP_PARSER_H_
#include <stdbool.h>
#include <stddef.h>
#ifdef __cplusplus
extern "C" {
#endif // __cplusplus
enum HttpParserResult {
kHttpParserResultFinished = 0,
kHttpParserResultWantMore,
kHttpParserResultError,
};
struct HttpParserCallbacks {
void (*on_request)(void* user, const char* method, size_t method_size,
const char* target, size_t target_size);
void (*on_field)(void* user, const char* name, size_t name_size,
const char* value, size_t value_size);
void (*on_finished)(void* user, size_t offset);
};
struct HttpParserState;
typedef enum HttpParserResult (*HttpParserHandler)(
struct HttpParserState*, const void*, size_t,
const struct HttpParserCallbacks*, void*);
struct HttpParserState {
HttpParserHandler stage;
bool maybe_eol;
size_t parsing_offset;
size_t first_offset;
size_t first_size;
size_t second_offset;
size_t second_size;
};
void HttpParserReset(struct HttpParserState* state);
enum HttpParserResult HttpParserParse(
struct HttpParserState* state, const void* buffer, size_t buffer_size,
const struct HttpParserCallbacks* callbacks, void* user);
#ifdef __cplusplus
} // extern "C"
#endif // __cplusplus
#endif // TOOLBOX_HTTP_PARSER_H_
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