181 lines
4.2 KiB
Ragel
Executable File
181 lines
4.2 KiB
Ragel
Executable File
/*
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* Copyright (C) 2009-2015 Mamadou DIOP.
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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/**@file tmsrp_header_Use_Path.c
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* @brief MSRP "Use-Path" header.
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*/
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#include "tinymsrp/headers/tmsrp_header_Use-Path.h"
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#include "tsk_debug.h"
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#include "tsk_memory.h"
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#include "tsk_string.h"
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#include <string.h>
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/***********************************
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* Ragel state machine.
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*/
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%%{
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machine tmsrp_machine_parser_header_Use_Path;
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# Includes
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include tmsrp_machine_utils "./ragel/tmsrp_machine_utils.rl";
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action tag{
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tag_start = p;
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}
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action parse_uri{
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int len = (int)(p - tag_start);
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tmsrp_uri_t* uri;
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if((uri = tmsrp_uri_parse(tag_start, (tsk_size_t)len))){
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if(!header->uri){
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header->uri = uri;
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}
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else{
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if(!header->otherURIs){
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header->otherURIs = tsk_list_create();
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}
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tsk_list_push_back_data(header->otherURIs, ((void**) &uri));
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}
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}
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}
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MSRP_URI = (any -- SP)* >tag %parse_uri;
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#//"Use-Path:" SP MSRP-URI *( SP MSRP-URI )
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Use_Path = "Use-Path:"i SP MSRP_URI (SP <:MSRP_URI)*;
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# Entry point
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main := Use_Path :>CRLF?;
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}%%
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tmsrp_header_Use_Path_t* tmsrp_header_Use_Path_create(const tmsrp_uri_t* uri)
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{
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return tsk_object_new(TMSRP_HEADER_USE_PATH_VA_ARGS(uri));
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}
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tmsrp_header_Use_Path_t* tmsrp_header_Use_Path_create_null()
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{
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return tmsrp_header_Use_Path_create(tsk_null);
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}
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int tmsrp_header_Use_Path_tostring(const tmsrp_header_t* header, tsk_buffer_t* output)
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{
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if(header){
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const tmsrp_header_Use_Path_t *Use_Path = (const tmsrp_header_Use_Path_t *)header;
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const tsk_list_item_t *item;
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if(Use_Path->uri){
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tmsrp_uri_serialize(Use_Path->uri, output);
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}
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tsk_list_foreach(item, Use_Path->otherURIs){
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tsk_buffer_append(output, " ", 1);
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tmsrp_uri_serialize(TMSRP_URI(item->data), output);
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}
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}
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return -1;
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}
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tmsrp_header_Use_Path_t *tmsrp_header_Use_Path_parse(const char *data, tsk_size_t size)
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{
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int cs = 0;
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const char *p = data;
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const char *pe = p + size;
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const char *eof = pe;
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tmsrp_header_Use_Path_t *header = tmsrp_header_Use_Path_create_null();
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const char *tag_start = tsk_null;
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TSK_RAGEL_DISABLE_WARNINGS_BEGIN()
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%%write data;
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(void)(eof);
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(void)(tmsrp_machine_parser_header_Use_Path_first_final);
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(void)(tmsrp_machine_parser_header_Use_Path_error);
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(void)(tmsrp_machine_parser_header_Use_Path_en_main);
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%%write init;
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%%write exec;
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TSK_RAGEL_DISABLE_WARNINGS_END()
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if( cs < %%{ write first_final; }%% ){
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TSK_DEBUG_ERROR("Failed to parse 'Use-Path' header.");
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TSK_OBJECT_SAFE_FREE(header);
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}
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return header;
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}
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//========================================================
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// Use_Path header object definition
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//
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static tsk_object_t* tmsrp_header_Use_Path_ctor(tsk_object_t *self, va_list * app)
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{
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tmsrp_header_Use_Path_t *Use_Path = self;
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if(Use_Path){
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const tmsrp_uri_t* uri = va_arg(*app, const tmsrp_uri_t*);
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TMSRP_HEADER(Use_Path)->type = tmsrp_htype_Use_Path;
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TMSRP_HEADER(Use_Path)->tostring = tmsrp_header_Use_Path_tostring;
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if(uri){
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Use_Path->uri = tsk_object_ref((void*)uri);
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}
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}
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else{
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TSK_DEBUG_ERROR("Failed to create new Use-Path header.");
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}
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return self;
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}
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static tsk_object_t* tmsrp_header_Use_Path_dtor(tsk_object_t *self)
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{
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tmsrp_header_Use_Path_t *Use_Path = self;
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if(Use_Path){
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TSK_OBJECT_SAFE_FREE(Use_Path->uri);
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TSK_OBJECT_SAFE_FREE(Use_Path->otherURIs);
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}
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else{
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TSK_DEBUG_ERROR("Null Use-Path header.");
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}
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return self;
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}
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static const tsk_object_def_t tmsrp_header_Use_Path_def_s =
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{
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sizeof(tmsrp_header_Use_Path_t),
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tmsrp_header_Use_Path_ctor,
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tmsrp_header_Use_Path_dtor,
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tsk_null
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};
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const tsk_object_def_t *tmsrp_header_Use_Path_def_t = &tmsrp_header_Use_Path_def_s;
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