/*
 * Copyright (C) 2009-2015 Mamadou DIOP.
 *	
 * 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 tmsrp_header_Expires.c
  * @brief MSRP 'Expires' header.
  */
 #include "tinymsrp/headers/tmsrp_header_Expires.h"
 
 #include "tsk_debug.h"
 #include "tsk_memory.h"
 #include "tsk_string.h"
 
 #include <string.h>
 
 /***********************************
 *	Ragel state machine.
 */
 %%{
 	machine tmsrp_machine_parser_header_Expires;
 
 	# Includes
 	include tmsrp_machine_utils "./ragel/tmsrp_machine_utils.rl";
 	
 	action tag{
 		tag_start = p;
 	}
 
 	action parse_value{
 		TSK_PARSER_SET_INTEGER_EX(hdr_Expires->value, int64_t, atoi64)
 	}
 	
 	#// "Expires:" SP 1*DIGIT 
 	Expires = "Expires:"i SP DIGIT+>tag %parse_value;
 	
 	# Entry point
 	main := Expires :>CRLF?;
 
 }%%
 
 
 tmsrp_header_Expires_t* tmsrp_header_Expires_create(int64_t value)
 {
 	return tsk_object_new(TMSRP_HEADER_EXPIRES_VA_ARGS(value));
 }
 
 tmsrp_header_Expires_t* tmsrp_header_Expires_create_null()
 {
 	return tmsrp_header_Expires_create(-1);
 }
 
 int tmsrp_header_Expires_tostring(const tmsrp_header_t* header, tsk_buffer_t* output)
 {
 	if(header){
 		const tmsrp_header_Expires_t *Expires = (const tmsrp_header_Expires_t *)header;
 		if(Expires->value>=0){
 			return tsk_buffer_append_2(output, "%lld", Expires->value);
 		}
 		return 0;
 	}
 
 	return -1;
 }
 
 tmsrp_header_Expires_t *tmsrp_header_Expires_parse(const char *data, tsk_size_t size)
 {
 	int cs = 0;
 	const char *p = data;
 	const char *pe = p + size;
 	const char *eof = pe;
 	tmsrp_header_Expires_t *hdr_Expires = tmsrp_header_Expires_create_null();
 	
 	const char *tag_start = tsk_null;
 
 	TSK_RAGEL_DISABLE_WARNINGS_BEGIN()
 	%%write data;
 	(void)(eof);
 	(void)(tmsrp_machine_parser_header_Expires_first_final);
 	(void)(tmsrp_machine_parser_header_Expires_error);
 	(void)(tmsrp_machine_parser_header_Expires_en_main);
 	%%write init;
 	%%write exec;
 	TSK_RAGEL_DISABLE_WARNINGS_END()
 	
 	if( cs < %%{ write first_final; }%% ){
 		TSK_DEBUG_ERROR("Failed to parse 'Expires' header.");
 		TSK_OBJECT_SAFE_FREE(hdr_Expires);
 	}
 	
 	return hdr_Expires;
 }
 
 
 
 
 
 
 
 //========================================================
 //	Expires header object definition
 //
 
 static tsk_object_t* tmsrp_header_Expires_ctor(tsk_object_t *self, va_list * app)
 {
 	tmsrp_header_Expires_t *Expires = self;
 	if(Expires){
 		TMSRP_HEADER(Expires)->type = tmsrp_htype_Message_ID;
 		TMSRP_HEADER(Expires)->tostring = tmsrp_header_Expires_tostring;
 		
 		Expires->value = va_arg(*app, int64_t);
 	}
 	else{
 		TSK_DEBUG_ERROR("Failed to create new Expires header.");
 	}
 	return self;
 }
 
 static tsk_object_t* tmsrp_header_Expires_dtor(tsk_object_t *self)
 {
 	tmsrp_header_Expires_t *Expires = self;
 	if(Expires){
 	}
 	else{
 		TSK_DEBUG_ERROR("Null Expires header.");
 	}
 
 	return self;
 }
 
 static const tsk_object_def_t tmsrp_header_Expires_def_s = 
 {
 	sizeof(tmsrp_header_Expires_t),
 	tmsrp_header_Expires_ctor,
 	tmsrp_header_Expires_dtor,
 	tsk_null
 };
 
 const tsk_object_def_t *tmsrp_header_Expires_def_t = &tmsrp_header_Expires_def_s;