A brief file description. More...

#include "ink_defs.h"
#include "libts.h"
#include <assert.h>
#include <stdio.h>
#include <string.h>
#include "HTTP.h"
#include "HdrToken.h"
#include "Diags.h"

Include dependency graph for HTTP.cc:

Go to the source code of this file.

Data Structures
class	UrlPrintHack
	Hack the URL in the HTTP header to be 1.0 compliant, saving the original values so they can be restored. More...
Defines
#define	ENABLE_PARSER_FAST_PATHS 1
#define	TRY(x) if (!x) return 0
#define	TRY(x) if (!x) return 0
#define	HTTP_STATUS_ENTRY(value, reason) case value: return #reason
#define	GETNEXT(label)
#define	GETPREV(label)
Functions
static int	is_digit (char c)
void	http_hdr_adjust (HTTPHdrImpl *, int32_t, int32_t, int32_t)
void	http_init ()
HTTPHdrImpl *	http_hdr_create (HdrHeap *heap, HTTPType polarity)
void	http_hdr_init (HdrHeap heap, HTTPHdrImpl hh, HTTPType polarity)
void	http_hdr_copy_onto (HTTPHdrImpl s_hh, HdrHeap s_heap, HTTPHdrImpl d_hh, HdrHeap d_heap, bool inherit_strs)
HTTPHdrImpl *	http_hdr_clone (HTTPHdrImpl s_hh, HdrHeap s_heap, HdrHeap *d_heap)
static char *	http_hdr_version_to_string (int32_t version, char *buf9)
int	http_version_print (int32_t version, char buf, int bufsize, int bufindex, int *dumpoffset)
int	http_hdr_print (HdrHeap heap, HTTPHdrImpl hdr, char buf, int bufsize, int bufindex, int *dumpoffset)
void	http_hdr_describe (HdrHeapObjImpl *raw, bool recurse)
int	http_hdr_length_get (HTTPHdrImpl *hdr)
void	http_hdr_type_set (HTTPHdrImpl *hh, HTTPType type)
void	http_hdr_version_set (HTTPHdrImpl *hh, int32_t ver)
const char *	http_hdr_method_get (HTTPHdrImpl hh, int length)
void	http_hdr_method_set (HdrHeap heap, HTTPHdrImpl hh, const char *method, int16_t method_wks_idx, int method_length, bool must_copy)
void	http_hdr_url_set (HdrHeap heap, HTTPHdrImpl hh, URLImpl *url)
void	http_hdr_status_set (HTTPHdrImpl *hh, HTTPStatus status)
const char *	http_hdr_reason_get (HTTPHdrImpl hh, int length)
void	http_hdr_reason_set (HdrHeap heap, HTTPHdrImpl hh, const char *value, int length, bool must_copy)
const char *	http_hdr_reason_lookup (unsigned status)
void	_http_parser_init (HTTPParser *parser)
void	http_parser_init (HTTPParser *parser)
void	http_parser_clear (HTTPParser *parser)
MIMEParseResult	http_parser_parse_req (HTTPParser parser, HdrHeap heap, HTTPHdrImpl hh, const char start, const char end, bool must_copy_strings, bool eof)
MIMEParseResult	http_parser_parse_resp (HTTPParser parser, HdrHeap heap, HTTPHdrImpl hh, const char start, const char end, bool must_copy_strings, bool eof)
HTTPStatus	http_parse_status (const char start, const char end)
int32_t	http_parse_version (const char start, const char end)
static char *	http_str_store (Arena arena, const char str, int length)
static void	http_skip_ws (const char *&buf, int &len)
static double	http_parse_qvalue (const char *&buf, int &len)
HTTPValTE *	http_parse_te (const char buf, int len, Arena arena)
Variables
const char *	HTTP_METHOD_CONNECT
const char *	HTTP_METHOD_DELETE
const char *	HTTP_METHOD_GET
const char *	HTTP_METHOD_HEAD
const char *	HTTP_METHOD_ICP_QUERY
const char *	HTTP_METHOD_OPTIONS
const char *	HTTP_METHOD_POST
const char *	HTTP_METHOD_PURGE
const char *	HTTP_METHOD_PUT
const char *	HTTP_METHOD_TRACE
const char *	HTTP_METHOD_PUSH
int	HTTP_WKSIDX_CONNECT
int	HTTP_WKSIDX_DELETE
int	HTTP_WKSIDX_GET
int	HTTP_WKSIDX_HEAD
int	HTTP_WKSIDX_ICP_QUERY
int	HTTP_WKSIDX_OPTIONS
int	HTTP_WKSIDX_POST
int	HTTP_WKSIDX_PURGE
int	HTTP_WKSIDX_PUT
int	HTTP_WKSIDX_TRACE
int	HTTP_WKSIDX_PUSH
int	HTTP_WKSIDX_METHODS_CNT = 0
int	HTTP_LEN_CONNECT
int	HTTP_LEN_DELETE
int	HTTP_LEN_GET
int	HTTP_LEN_HEAD
int	HTTP_LEN_ICP_QUERY
int	HTTP_LEN_OPTIONS
int	HTTP_LEN_POST
int	HTTP_LEN_PURGE
int	HTTP_LEN_PUT
int	HTTP_LEN_TRACE
int	HTTP_LEN_PUSH
const char *	HTTP_VALUE_BYTES
const char *	HTTP_VALUE_CHUNKED
const char *	HTTP_VALUE_CLOSE
const char *	HTTP_VALUE_COMPRESS
const char *	HTTP_VALUE_DEFLATE
const char *	HTTP_VALUE_GZIP
const char *	HTTP_VALUE_IDENTITY
const char *	HTTP_VALUE_KEEP_ALIVE
const char *	HTTP_VALUE_MAX_AGE
const char *	HTTP_VALUE_MAX_STALE
const char *	HTTP_VALUE_MIN_FRESH
const char *	HTTP_VALUE_MUST_REVALIDATE
const char *	HTTP_VALUE_NONE
const char *	HTTP_VALUE_NO_CACHE
const char *	HTTP_VALUE_NO_STORE
const char *	HTTP_VALUE_NO_TRANSFORM
const char *	HTTP_VALUE_ONLY_IF_CACHED
const char *	HTTP_VALUE_PRIVATE
const char *	HTTP_VALUE_PROXY_REVALIDATE
const char *	HTTP_VALUE_PUBLIC
const char *	HTTP_VALUE_S_MAXAGE
const char *	HTTP_VALUE_NEED_REVALIDATE_ONCE
const char *	HTTP_VALUE_100_CONTINUE
int	HTTP_LEN_BYTES
int	HTTP_LEN_CHUNKED
int	HTTP_LEN_CLOSE
int	HTTP_LEN_COMPRESS
int	HTTP_LEN_DEFLATE
int	HTTP_LEN_GZIP
int	HTTP_LEN_IDENTITY
int	HTTP_LEN_KEEP_ALIVE
int	HTTP_LEN_MAX_AGE
int	HTTP_LEN_MAX_STALE
int	HTTP_LEN_MIN_FRESH
int	HTTP_LEN_MUST_REVALIDATE
int	HTTP_LEN_NONE
int	HTTP_LEN_NO_CACHE
int	HTTP_LEN_NO_STORE
int	HTTP_LEN_NO_TRANSFORM
int	HTTP_LEN_ONLY_IF_CACHED
int	HTTP_LEN_PRIVATE
int	HTTP_LEN_PROXY_REVALIDATE
int	HTTP_LEN_PUBLIC
int	HTTP_LEN_S_MAXAGE
int	HTTP_LEN_NEED_REVALIDATE_ONCE
int	HTTP_LEN_100_CONTINUE
ClassAllocator< HTTPCacheAlt >	httpCacheAltAllocator ("httpCacheAltAllocator")
const int	HTTP_ALT_MARSHAL_SIZE = ROUND(sizeof(HTTPCacheAlt), HDR_PTR_SIZE)

Detailed Description

A brief file description.

License

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Definition in file HTTP.cc.

Define Documentation

#define ENABLE_PARSER_FAST_PATHS 1

Definition at line 40 of file HTTP.cc.

#define GETNEXT ( label )

Value:

{ \
    cur += 1;            \
    if (cur >= end) {    \
        goto label;      \
    }                    \
}

Definition at line 863 of file HTTP.cc.

Referenced by http_parser_parse_req(), and http_parser_parse_resp().

#define GETPREV ( label )

Value:

{    \
    cur -= 1;               \
    if (cur < line_start) { \
        goto label;         \
    }                       \
}

Definition at line 870 of file HTTP.cc.

Referenced by http_parser_parse_req().

#define HTTP_STATUS_ENTRY	(	value,
		reason
	)		case value: return #reason

Referenced by http_hdr_reason_lookup().

#define TRY ( x ) if (!x) return 0

Referenced by http_hdr_print(), http_version_print(), mime_field_print(), and url_print().

Function Documentation

void _http_parser_init ( HTTPParser * parser )

Definition at line 836 of file HTTP.cc.

References HTTPParser::m_parsing_http.

Referenced by http_parser_clear(), and http_parser_init().

void http_hdr_adjust	(	HTTPHdrImpl *	,
		int32_t	,
		int32_t	,
		int32_t
	)

Definition at line 170 of file HTTP.cc.

References ink_release_assert.

HTTPHdrImpl* http_hdr_clone	(	HTTPHdrImpl *	s_hh,
		HdrHeap *	s_heap,
		HdrHeap *	d_heap
	)

Definition at line 370 of file HTTP.cc.

References http_hdr_copy_onto(), http_hdr_create(), and HTTPHdrImpl::m_polarity.

Referenced by HTTPHdr::copy(), and TSHttpHdrClone().

void http_hdr_copy_onto	(	HTTPHdrImpl *	s_hh,
		HdrHeap *	s_heap,
		HTTPHdrImpl *	d_hh,
		HdrHeap *	d_heap,
		bool	inherit_strs
	)

Definition at line 330 of file HTTP.cc.

References HTTP_TYPE_REQUEST, HTTP_TYPE_UNKNOWN, HdrHeap::inherit_string_heaps(), ink_assert, HTTPHdrImpl::m_fields_impl, HTTPHdrImpl::m_polarity, memcpy, mime_hdr_copy_onto(), HTTPHdrImpl::req, HTTPHdrImpl::u, url_clear(), url_copy_onto(), and url_create().

Referenced by HTTPHdr::copy(), http_hdr_clone(), and TSHttpHdrCopy().

HTTPHdrImpl* http_hdr_create	(	HdrHeap *	heap,
		HTTPType	polarity
	)

Definition at line 301 of file HTTP.cc.

References HdrHeap::allocate_obj(), HDR_HEAP_OBJ_HTTP_HEADER, and http_hdr_init().

Referenced by HTTPHdr::create(), and http_hdr_clone().

void http_hdr_describe	(	HdrHeapObjImpl *	raw,
		bool	recurse
	)

Definition at line 569 of file HTTP.cc.

References Debug, HTTP_TYPE_REQUEST, HTTPHdrImpl::m_fields_impl, HTTPHdrImpl::m_polarity, HTTPHdrImpl::m_version, obj_describe(), HTTPHdrImpl::req, HTTPHdrImpl::resp, and HTTPHdrImpl::u.

Referenced by obj_describe().

void http_hdr_init	(	HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		HTTPType	polarity
	)

Definition at line 314 of file HTTP.cc.

References HTTP_TYPE_REQUEST, HTTP_VERSION, HTTPHdrImpl::m_fields_impl, HTTPHdrImpl::m_polarity, HTTPHdrImpl::m_version, mime_hdr_create(), HTTPHdrImpl::req, HTTPHdrImpl::u, and url_create().

Referenced by http_hdr_create().

int http_hdr_length_get ( HTTPHdrImpl * hdr )

Definition at line 600 of file HTTP.cc.

References HTTP_TYPE_REQUEST, HTTP_TYPE_RESPONSE, HTTPHdrImpl::m_fields_impl, HTTPHdrImpl::m_polarity, mime_hdr_length_get(), HTTPHdrImpl::req, HTTPHdrImpl::resp, HTTPHdrImpl::u, and url_length_get().

Referenced by HTTPHdr::length_get().

const char* http_hdr_method_get	(	HTTPHdrImpl *	hh,
		int *	length
	)

Definition at line 669 of file HTTP.cc.

References hdrtoken_index_to_length(), hdrtoken_index_to_wks(), HTTP_TYPE_REQUEST, ink_assert, HTTPHdrImpl::m_polarity, HTTPHdrImpl::req, and HTTPHdrImpl::u.

Referenced by HTTPHdr::method_get().

void http_hdr_method_set	(	HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		const char *	method,
		int16_t	method_wks_idx,
		int	method_length,
		bool	must_copy
	)

Definition at line 690 of file HTTP.cc.

References HTTP_TYPE_REQUEST, ink_assert, HTTPHdrImpl::m_polarity, mime_str_u16_set(), HTTPHdrImpl::req, and HTTPHdrImpl::u.

Referenced by http_parser_parse_req(), and HTTPHdr::method_set().

int http_hdr_print	(	HdrHeap *	heap,
		HTTPHdrImpl *	hdr,
		char *	buf,
		int	bufsize,
		int *	bufindex,
		int *	dumpoffset
	)

Definition at line 425 of file HTTP.cc.

References http_hdr_status_get(), http_hdr_version_to_string(), HTTP_TYPE_REQUEST, HTTP_TYPE_RESPONSE, http_version_print(), HTTP_WKSIDX_CONNECT, ink_assert, HTTPHdrImpl::m_fields_impl, HTTPHdrImpl::m_polarity, HTTPHdrImpl::m_version, memcpy, mime_format_int(), mime_hdr_print(), mime_mem_print(), HTTPHdrImpl::req, HTTPHdrImpl::resp, TRY, HTTPHdrImpl::u, and url_print().

Referenced by HTTPHdr::print().

const char* http_hdr_reason_get	(	HTTPHdrImpl *	hh,
		int *	length
	)

Definition at line 729 of file HTTP.cc.

References HTTP_TYPE_RESPONSE, ink_assert, HTTPHdrImpl::m_polarity, HTTPHdrImpl::resp, and HTTPHdrImpl::u.

Referenced by HTTPHdr::reason_get().

const char* http_hdr_reason_lookup ( unsigned status )

Definition at line 750 of file HTTP.cc.

References Error, HTTP_STATUS_ENTRY, and Status.

Referenced by HttpTransact::build_error_response(), HttpTransact::build_redirect_response(), HttpTransact::build_response(), RangeTransform::change_response_header(), HttpTransact::change_response_header_because_of_range_request(), HttpTransact::HandleApiErrorJump(), and TSHttpHdrReasonLookup().

void http_hdr_reason_set	(	HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		const char *	value,
		int	length,
		bool	must_copy
	)

Definition at line 740 of file HTTP.cc.

References HTTP_TYPE_RESPONSE, ink_assert, HTTPHdrImpl::m_polarity, mime_str_u16_set(), HTTPHdrImpl::resp, and HTTPHdrImpl::u.

Referenced by http_parser_parse_resp(), and HTTPHdr::reason_set().

void http_hdr_status_set	(	HTTPHdrImpl *	hh,
		HTTPStatus	status
	)

Definition at line 719 of file HTTP.cc.

References HTTP_TYPE_RESPONSE, ink_assert, HTTPHdrImpl::m_polarity, HTTPHdrImpl::resp, and HTTPHdrImpl::u.

Referenced by http_parser_parse_resp(), and HTTPHdr::status_set().

void http_hdr_type_set	(	HTTPHdrImpl *	hh,
		HTTPType	type
	)

Definition at line 651 of file HTTP.cc.

References HTTPHdrImpl::m_polarity.

void http_hdr_url_set	(	HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		URLImpl *	url
	)

Definition at line 703 of file HTTP.cc.

References HdrHeap::deallocate_obj(), HTTP_TYPE_REQUEST, ink_assert, HTTPHdrImpl::m_polarity, HTTPHdrImpl::req, and HTTPHdrImpl::u.

Referenced by TSHttpHdrUrlSet().

void http_hdr_version_set	(	HTTPHdrImpl *	hh,
		int32_t	ver
	)

Definition at line 660 of file HTTP.cc.

References HTTPHdrImpl::m_version.

Referenced by http_parser_parse_req(), http_parser_parse_resp(), and HTTPHdr::version_set().

static char* http_hdr_version_to_string	(	int32_t	version,
		char *	buf9
	)			`[inline, static]`

Definition at line 387 of file HTTP.cc.

References HTTP_MAJOR, HTTP_MINOR, and ink_assert.

Referenced by http_hdr_print(), and http_version_print().

void http_init ( )

Definition at line 180 of file HTTP.cc.

Referenced by HdrTest::go(), init_http_header(), and main().

static double http_parse_qvalue	(	const char *&	buf,
		int &	len
	)			`[static]`

Definition at line 1363 of file HTTP.cc.

References http_skip_ws(), ParseRules::is_digit(), and val.

Referenced by http_parse_te().

HTTPStatus http_parse_status	(	const char *	start,
		const char *	end
	)

Definition at line 1276 of file HTTP.cc.

References ParseRules::is_digit(), and ParseRules::is_space().

Referenced by http_parser_parse_resp().

HTTPValTE* http_parse_te	(	const char *	buf,
		int	len,
		Arena *	arena
	)

Definition at line 1439 of file HTTP.cc.

References Arena::alloc(), HTTPValTE::encoding, http_parse_qvalue(), http_skip_ws(), http_str_store(), HTTPValTE::qvalue, and val.

Referenced by HttpTransact::check_request_validity().

int32_t http_parse_version	(	const char *	start,
		const char *	end
	)

Definition at line 1295 of file HTTP.cc.

References HTTP_VERSION, and ParseRules::is_digit().

Referenced by http_parser_parse_req(), and http_parser_parse_resp().

void http_parser_clear ( HTTPParser * parser )

Definition at line 854 of file HTTP.cc.

References _http_parser_init(), HTTPParser::m_mime_parser, and mime_parser_clear().

Referenced by UpdateEntry::BuildHttpRequest(), HttpSM::cleanup(), FetchSM::cleanUp(), request_to_data(), HttpSM::setup_push_read_response_header(), HttpSM::setup_server_read_response_header(), HttpSM::state_read_client_request_header(), HttpSM::state_read_push_response_header(), HttpSM::state_read_server_response_header(), TSHttpParserClear(), and TSHttpParserDestroy().

void http_parser_init ( HTTPParser * parser )

Definition at line 847 of file HTTP.cc.

References _http_parser_init(), HTTPParser::m_mime_parser, and mime_parser_init().

Referenced by HttpSM::attach_client_session(), UpdateEntry::BuildHttpRequest(), HttpSM::init(), FetchSM::init_comm(), request_to_data(), setup_client_request(), HttpUpdateSM::start_scheduled_update(), TSHttpParserCreate(), and UpdateEntry::UpdateEntry().

MIMEParseResult http_parser_parse_req	(	HTTPParser *	parser,
		HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		const char **	start,
		const char *	end,
		bool	must_copy_strings,
		bool	eof
	)

MIMEParseResult http_parser_parse_resp	(	HTTPParser *	parser,
		HdrHeap *	heap,
		HTTPHdrImpl *	hh,
		const char **	start,
		const char *	end,
		bool	must_copy_strings,
		bool	eof
	)