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/*
* Copyright (C) 2010-2011 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO 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.
*
* DOUBANGO 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 DOUBANGO.
*
*/
/**@file tsip_header_Require.c
* @brief SIP Require header.
*
* @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
*
*/
#include "tinysip/headers/tsip_header_Require.h"
#include "tinysip/parsers/tsip_parser_uri.h"
#include "tsk_debug.h"
#include "tsk_memory.h"
#include <string.h>
/***********************************
* Ragel state machine.
*/
%%{
machine tsip_machine_parser_header_Require;
# Includes
include tsip_machine_utils "./ragel/tsip_machine_utils.rl";
action tag{
tag_start = p;
}
action parse_option{
TSK_PARSER_ADD_STRING(hdr_require->options);
}
action eob{
}
Require = "Require"i HCOLON option_tag>tag %parse_option ( COMMA option_tag>tag %parse_option )*;
# Entry point
main := Require :>CRLF @eob;
}%%
tsip_header_Require_t* tsip_header_Require_create(const char* option)
{
return tsk_object_new(TSIP_HEADER_REQUIRE_VA_ARGS(option));
}
tsip_header_Require_t* tsip_header_Require_create_null()
{
return tsip_header_Require_create(tsk_null);
}
int tsip_header_Require_serialize(const tsip_header_t* header, tsk_buffer_t* output)
{
if(header){
const tsip_header_Require_t *Require = (const tsip_header_Require_t *)header;
tsk_list_item_t *item;
tsk_string_t *str;
int ret = 0;
tsk_list_foreach(item, Require->options){
str = item->data;
if(item == Require->options->head){
ret = tsk_buffer_append(output, str->value, tsk_strlen(str->value));
}
else{
ret = tsk_buffer_append_2(output, ",%s", str->value);
}
}
return ret;
}
return -1;
}
tsip_header_Require_t *tsip_header_Require_parse(const char *data, tsk_size_t size)
{
int cs = 0;
const char *p = data;
const char *pe = p + size;
const char *eof = pe;
tsip_header_Require_t *hdr_require = tsip_header_Require_create_null();
const char *tag_start = tsk_null;
%%write data;
(void)(eof);
(void)(tsip_machine_parser_header_Require_first_final);
(void)(tsip_machine_parser_header_Require_error);
(void)(tsip_machine_parser_header_Require_en_main);
%%write init;
%%write exec;
if( cs < %%{ write first_final; }%% ){
TSK_DEBUG_ERROR("Failed to parse 'Require' header.");
TSK_OBJECT_SAFE_FREE(hdr_require);
}
return hdr_require;
}
//========================================================
// Require header object definition
//
static tsk_object_t* tsip_header_Require_ctor(tsk_object_t *self, va_list * app)
{
tsip_header_Require_t *Require = self;
if(Require){
const char* option;
TSIP_HEADER(Require)->type = tsip_htype_Require;
TSIP_HEADER(Require)->serialize = tsip_header_Require_serialize;
if((option = va_arg(*app, const char*))){
tsk_string_t* string = tsk_string_create(option);
Require->options = tsk_list_create();
tsk_list_push_back_data(Require->options, ((void**) &string));
}
}
else{
TSK_DEBUG_ERROR("Failed to create new Require header.");
}
return self;
}
static tsk_object_t* tsip_header_Require_dtor(tsk_object_t *self)
{
tsip_header_Require_t *Require = self;
if(Require){
TSK_OBJECT_SAFE_FREE(Require->options);
}
else{
TSK_DEBUG_ERROR("Null Require header.");
}
return self;
}
static const tsk_object_def_t tsip_header_Require_def_s =
{
sizeof(tsip_header_Require_t),
tsip_header_Require_ctor,
tsip_header_Require_dtor,
tsk_null
};
const tsk_object_def_t *tsip_header_Require_def_t = &tsip_header_Require_def_s;
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