mirror of
https://github.com/php/php-src.git
synced 2024-11-24 10:24:11 +08:00
3bc5c9f118
* Correctly identify unused speculative preconnections from browsers like Chrome and Firefox * Add a new message to the debug level that is emitted when a TCP connection is closed without sending any request (a preconnection) * Fix an issue where the existing debug messages were not being displayed even when debug mode was enabled
248 lines
6.6 KiB
C
248 lines
6.6 KiB
C
/* Copyright 2009,2010 Ryan Dahl <ry@tinyclouds.org>
|
|
*
|
|
* 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.
|
|
*/
|
|
/* modified by Moriyoshi Koizumi <moriyoshi@php.net> to make it fit to PHP source tree. */
|
|
#ifndef php_http_parser_h
|
|
#define php_http_parser_h
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
|
|
#include <sys/types.h>
|
|
#if defined(_WIN32) && !defined(__MINGW32__)
|
|
# include <windows.h>
|
|
# include "config.w32.h"
|
|
#else
|
|
# include "php_config.h"
|
|
#endif
|
|
|
|
#include "php_stdint.h"
|
|
|
|
/* Compile with -DPHP_HTTP_PARSER_STRICT=0 to make less checks, but run
|
|
* faster
|
|
*/
|
|
#ifndef PHP_HTTP_PARSER_STRICT
|
|
# define PHP_HTTP_PARSER_STRICT 1
|
|
#else
|
|
# define PHP_HTTP_PARSER_STRICT 0
|
|
#endif
|
|
|
|
|
|
/* Maximium header size allowed */
|
|
#define PHP_HTTP_MAX_HEADER_SIZE (80*1024)
|
|
|
|
|
|
typedef struct php_http_parser php_http_parser;
|
|
typedef struct php_http_parser_settings php_http_parser_settings;
|
|
|
|
|
|
/* Callbacks should return non-zero to indicate an error. The parser will
|
|
* then halt execution.
|
|
*
|
|
* The one exception is on_headers_complete. In a PHP_HTTP_RESPONSE parser
|
|
* returning '1' from on_headers_complete will tell the parser that it
|
|
* should not expect a body. This is used when receiving a response to a
|
|
* HEAD request which may contain 'Content-Length' or 'Transfer-Encoding:
|
|
* chunked' headers that indicate the presence of a body.
|
|
*
|
|
* http_data_cb does not return data chunks. It will be call arbitrarally
|
|
* many times for each string. E.G. you might get 10 callbacks for "on_path"
|
|
* each providing just a few characters more data.
|
|
*/
|
|
typedef int (*php_http_data_cb) (php_http_parser*, const char *at, size_t length);
|
|
typedef int (*php_http_cb) (php_http_parser*);
|
|
|
|
|
|
/* Request Methods */
|
|
enum php_http_method
|
|
{ PHP_HTTP_DELETE = 0
|
|
, PHP_HTTP_GET
|
|
, PHP_HTTP_HEAD
|
|
, PHP_HTTP_POST
|
|
, PHP_HTTP_PUT
|
|
, PHP_HTTP_PATCH
|
|
/* pathological */
|
|
, PHP_HTTP_CONNECT
|
|
, PHP_HTTP_OPTIONS
|
|
, PHP_HTTP_TRACE
|
|
/* webdav */
|
|
, PHP_HTTP_COPY
|
|
, PHP_HTTP_LOCK
|
|
, PHP_HTTP_MKCOL
|
|
, PHP_HTTP_MOVE
|
|
, PHP_HTTP_MKCALENDAR
|
|
, PHP_HTTP_PROPFIND
|
|
, PHP_HTTP_PROPPATCH
|
|
, PHP_HTTP_SEARCH
|
|
, PHP_HTTP_UNLOCK
|
|
/* subversion */
|
|
, PHP_HTTP_REPORT
|
|
, PHP_HTTP_MKACTIVITY
|
|
, PHP_HTTP_CHECKOUT
|
|
, PHP_HTTP_MERGE
|
|
/* upnp */
|
|
, PHP_HTTP_MSEARCH
|
|
, PHP_HTTP_NOTIFY
|
|
, PHP_HTTP_SUBSCRIBE
|
|
, PHP_HTTP_UNSUBSCRIBE
|
|
/* unknown, not implemented */
|
|
, PHP_HTTP_NOT_IMPLEMENTED
|
|
};
|
|
|
|
|
|
enum php_http_parser_type { PHP_HTTP_REQUEST, PHP_HTTP_RESPONSE, PHP_HTTP_BOTH };
|
|
|
|
enum state
|
|
{ s_dead = 1 /* important that this is > 0 */
|
|
|
|
, s_start_req_or_res
|
|
, s_res_or_resp_H
|
|
, s_start_res
|
|
, s_res_H
|
|
, s_res_HT
|
|
, s_res_HTT
|
|
, s_res_HTTP
|
|
, s_res_first_http_major
|
|
, s_res_http_major
|
|
, s_res_first_http_minor
|
|
, s_res_http_minor
|
|
, s_res_first_status_code
|
|
, s_res_status_code
|
|
, s_res_status
|
|
, s_res_line_almost_done
|
|
|
|
, s_start_req
|
|
|
|
, s_req_method
|
|
, s_req_spaces_before_url
|
|
, s_req_schema
|
|
, s_req_schema_slash
|
|
, s_req_schema_slash_slash
|
|
, s_req_host
|
|
, s_req_port
|
|
, s_req_path
|
|
, s_req_query_string_start
|
|
, s_req_query_string
|
|
, s_req_fragment_start
|
|
, s_req_fragment
|
|
, s_req_http_start
|
|
, s_req_http_H
|
|
, s_req_http_HT
|
|
, s_req_http_HTT
|
|
, s_req_http_HTTP
|
|
, s_req_first_http_major
|
|
, s_req_http_major
|
|
, s_req_first_http_minor
|
|
, s_req_http_minor
|
|
, s_req_line_almost_done
|
|
|
|
, s_header_field_start
|
|
, s_header_field
|
|
, s_header_value_start
|
|
, s_header_value
|
|
|
|
, s_header_almost_done
|
|
|
|
, s_headers_almost_done
|
|
/* Important: 's_headers_almost_done' must be the last 'header' state. All
|
|
* states beyond this must be 'body' states. It is used for overflow
|
|
* checking. See the PARSING_HEADER() macro.
|
|
*/
|
|
, s_chunk_size_start
|
|
, s_chunk_size
|
|
, s_chunk_size_almost_done
|
|
, s_chunk_parameters
|
|
, s_chunk_data
|
|
, s_chunk_data_almost_done
|
|
, s_chunk_data_done
|
|
|
|
, s_body_identity
|
|
, s_body_identity_eof
|
|
};
|
|
|
|
struct php_http_parser {
|
|
/** PRIVATE **/
|
|
unsigned char type : 2;
|
|
unsigned char flags : 6;
|
|
unsigned char state;
|
|
unsigned char header_state;
|
|
unsigned char index;
|
|
|
|
uint32_t nread;
|
|
ssize_t content_length;
|
|
|
|
/** READ-ONLY **/
|
|
unsigned short http_major;
|
|
unsigned short http_minor;
|
|
unsigned short status_code; /* responses only */
|
|
unsigned char method; /* requests only */
|
|
|
|
/* 1 = Upgrade header was present and the parser has exited because of that.
|
|
* 0 = No upgrade header present.
|
|
* Should be checked when http_parser_execute() returns in addition to
|
|
* error checking.
|
|
*/
|
|
char upgrade;
|
|
|
|
/** PUBLIC **/
|
|
void *data; /* A pointer to get hook to the "connection" or "socket" object */
|
|
};
|
|
|
|
|
|
struct php_http_parser_settings {
|
|
php_http_cb on_message_begin;
|
|
php_http_data_cb on_path;
|
|
php_http_data_cb on_query_string;
|
|
php_http_data_cb on_url;
|
|
php_http_data_cb on_fragment;
|
|
php_http_data_cb on_header_field;
|
|
php_http_data_cb on_header_value;
|
|
php_http_cb on_headers_complete;
|
|
php_http_data_cb on_body;
|
|
php_http_cb on_message_complete;
|
|
};
|
|
|
|
|
|
void php_http_parser_init(php_http_parser *parser, enum php_http_parser_type type);
|
|
|
|
|
|
size_t php_http_parser_execute(php_http_parser *parser,
|
|
const php_http_parser_settings *settings,
|
|
const char *data,
|
|
size_t len);
|
|
|
|
|
|
/* If php_http_should_keep_alive() in the on_headers_complete or
|
|
* on_message_complete callback returns true, then this will be should be
|
|
* the last message on the connection.
|
|
* If you are the server, respond with the "Connection: close" header.
|
|
* If you are the client, close the connection.
|
|
*/
|
|
int php_http_should_keep_alive(php_http_parser *parser);
|
|
|
|
/* Returns a string version of the HTTP method. */
|
|
const char *php_http_method_str(enum php_http_method);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
#endif
|