pandemonium_engine/modules/http_server_simple/http_parser.h

154 lines
6.0 KiB
C++

#ifndef HTTP_PARSER_H
#define HTTP_PARSER_H
/*************************************************************************/
/* http_parser.h */
/*************************************************************************/
/* This file is part of: */
/* PANDEMONIUM ENGINE */
/* https://github.com/Relintai/pandemonium_engine */
/*************************************************************************/
/* Copyright (c) 2022-present Péter Magyar. */
/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "core/containers/vector.h"
#include "core/string/ustring.h"
#include "core/object/reference.h"
class SimpleWebServerRequest;
struct http_parser;
struct http_parser_settings;
struct multipart_parser;
struct multipart_parser_settings;
class HTTPParser : public Reference {
GDCLASS(HTTPParser, Reference);
public:
enum HTTPRequestContentType {
REQUEST_CONTENT_URLENCODED = 0,
REQUEST_CONTENT_MULTIPART_FORM_DATA,
REQUEST_CONTENT_TEXT_PLAIN,
};
uint64_t max_request_size;
Ref<SimpleWebServerRequest> get_next_request();
int get_request_count() const;
bool is_ready() const;
bool is_finished() const;
bool has_error() const;
void reset();
//returns the index where processing was ended -> start of the next query if != data_length
int read_from_buffer(const char *p_buffer, const int p_data_length);
HTTPParser();
~HTTPParser();
protected:
static void _bind_methods();
String _partial_data;
uint64_t _current_request_size;
Ref<SimpleWebServerRequest> _request;
Vector<Ref<SimpleWebServerRequest>> _requests;
bool _is_ready;
HTTPRequestContentType _content_type;
bool _in_header;
String _queued_header_field;
String _multipart_boundary;
String _queued_multipart_header_field;
Vector<char> _queued_multipart_form_data;
String _multipart_form_name;
String _multipart_form_filename;
String _multipart_form_content_type;
bool _multipart_form_is_file;
Vector<char> _multipart_form_data;
bool _error;
private:
int process_multipart_data(const char *at, size_t length);
void _process_multipart_header_value(const String &val);
void process_urlenc_data();
bool is_boundary_at(const char *at, size_t length);
int on_message_begin();
int on_url(const char *at, size_t length);
int on_status(const char *at, size_t length);
int on_header_field(const char *at, size_t length);
int on_header_value(const char *at, size_t length);
int on_headers_complete();
int on_body(const char *at, size_t length);
int on_message_complete();
int on_chunk_header();
int on_chunk_complete();
static int _on_message_begin_cb(http_parser *parser);
static int _on_url_cb(http_parser *parser, const char *at, size_t length);
static int _on_status_cb(http_parser *parser, const char *at, size_t length);
static int _on_header_field_cb(http_parser *parser, const char *at, size_t length);
static int _on_header_value_cb(http_parser *parser, const char *at, size_t length);
static int _on_headers_complete_cb(http_parser *parser);
static int _on_body_cb(http_parser *parser, const char *at, size_t length);
static int _on_message_complete_cb(http_parser *parser);
static int _on_chunk_header_cb(http_parser *parser);
static int _on_chunk_complete_cb(http_parser *parser);
int on_multipart_header_field_cb(const char *at, size_t length);
int on_multipart_header_value_cb(const char *at, size_t length);
int on_multipart_part_data_cb(const char *at, size_t length);
int on_multipart_part_data_begin_cb();
int on_multipart_headers_complete_cb();
int on_multipart_part_data_end_cb();
int on_multipart_body_end_cb();
static int _on_multipart_header_field_cb(multipart_parser *parser, const char *at, size_t length);
static int _on_multipart_header_value_cb(multipart_parser *parser, const char *at, size_t length);
static int _on_multipart_part_data_cb(multipart_parser *parser, const char *at, size_t length);
static int _on_multipart_part_data_begin_cb(multipart_parser *parser);
static int _on_multipart_headers_complete_cb(multipart_parser *parser);
static int _on_multipart_part_data_end_cb(multipart_parser *parser);
static int _on_multipart_body_end_cb(multipart_parser *parser);
http_parser *parser;
http_parser_settings *settings;
multipart_parser *_multipart_parser;
multipart_parser_settings *_multipart_parser_settings;
};
#endif