
/* #line 1 "./ragel/tsip_parser_header_RAck.rl" */


/*
* 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_RAck.c
 * @brief SIP RAck header as per RFC 3262.
 *
 * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
 *

 */
#include "tinysip/headers/tsip_header_RAck.h"

#include "tinysip/parsers/tsip_parser_uri.h"

#include "tsk_debug.h"
#include "tsk_memory.h"


/***********************************
*	Ragel state machine.
*/

/* #line 73 "./ragel/tsip_parser_header_RAck.rl" */



tsip_header_RAck_t* tsip_header_RAck_create(uint32_t seq, uint32_t cseq, const char* method)
{
	return tsk_object_new(TSIP_HEADER_RACK_VA_ARGS(seq, cseq, method));
}

tsip_header_RAck_t* tsip_header_RAck_create_null()
{
	return tsip_header_RAck_create(0, 0, tsk_null);
}

int tsip_header_RAck_serialize(const tsip_header_t* header, tsk_buffer_t* output)
{
	if(header){
		const tsip_header_RAck_t *RAck = (const tsip_header_RAck_t *)header;
		return tsk_buffer_append_2(output, "%u %u %s", RAck->seq, RAck->cseq, RAck->method);
	}
	return -1;
}

tsip_header_RAck_t *tsip_header_RAck_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_RAck_t *hdr_rack = tsip_header_RAck_create_null();
	
	const char *tag_start = tsk_null;

	
/* #line 81 "./src/headers/tsip_header_RAck.c" */
static const char _tsip_machine_parser_header_RAck_actions[] = {
	0, 1, 0, 1, 1, 1, 2, 1, 
	3, 1, 4
};

static const char _tsip_machine_parser_header_RAck_key_offsets[] = {
	0, 0, 2, 4, 6, 8, 11, 16, 
	17, 19, 23, 28, 33, 34, 36, 40, 
	45, 62, 63, 65, 81, 96, 97
};

static const char _tsip_machine_parser_header_RAck_trans_keys[] = {
	82, 114, 65, 97, 67, 99, 75, 107, 
	9, 32, 58, 9, 13, 32, 48, 57, 
	10, 9, 32, 9, 32, 48, 57, 9, 
	13, 32, 48, 57, 9, 13, 32, 48, 
	57, 10, 9, 32, 9, 32, 48, 57, 
	9, 13, 32, 48, 57, 9, 13, 32, 
	33, 37, 39, 126, 42, 43, 45, 46, 
	48, 57, 65, 90, 95, 122, 10, 9, 
	32, 9, 32, 33, 37, 39, 126, 42, 
	43, 45, 46, 48, 57, 65, 90, 95, 
	122, 13, 33, 37, 39, 126, 42, 43, 
	45, 46, 48, 57, 65, 90, 95, 122, 
	10, 0
};

static const char _tsip_machine_parser_header_RAck_single_lengths[] = {
	0, 2, 2, 2, 2, 3, 3, 1, 
	2, 2, 3, 3, 1, 2, 2, 3, 
	7, 1, 2, 6, 5, 1, 0
};

static const char _tsip_machine_parser_header_RAck_range_lengths[] = {
	0, 0, 0, 0, 0, 0, 1, 0, 
	0, 1, 1, 1, 0, 0, 1, 1, 
	5, 0, 0, 5, 5, 0, 0
};

static const char _tsip_machine_parser_header_RAck_index_offsets[] = {
	0, 0, 3, 6, 9, 12, 16, 21, 
	23, 26, 30, 35, 40, 42, 45, 49, 
	54, 67, 69, 72, 84, 95, 97
};

static const char _tsip_machine_parser_header_RAck_indicies[] = {
	0, 0, 1, 2, 2, 1, 3, 3, 
	1, 4, 4, 1, 4, 4, 5, 1, 
	5, 6, 5, 7, 1, 8, 1, 9, 
	9, 1, 9, 9, 7, 1, 10, 11, 
	10, 12, 1, 13, 14, 13, 15, 1, 
	16, 1, 17, 17, 1, 17, 17, 15, 
	1, 18, 19, 18, 20, 1, 21, 22, 
	21, 23, 23, 23, 23, 23, 23, 23, 
	23, 23, 1, 24, 1, 25, 25, 1, 
	25, 25, 23, 23, 23, 23, 23, 23, 
	23, 23, 23, 1, 26, 27, 27, 27, 
	27, 27, 27, 27, 27, 27, 1, 28, 
	1, 1, 0
};

static const char _tsip_machine_parser_header_RAck_trans_targs[] = {
	2, 0, 3, 4, 5, 6, 7, 10, 
	8, 9, 11, 12, 10, 11, 12, 15, 
	13, 14, 16, 17, 15, 16, 17, 20, 
	18, 19, 21, 20, 22
};

static const char _tsip_machine_parser_header_RAck_trans_actions[] = {
	0, 0, 0, 0, 0, 0, 0, 1, 
	0, 0, 3, 3, 0, 0, 0, 1, 
	0, 0, 5, 5, 0, 0, 0, 1, 
	0, 0, 7, 0, 9
};

static const int tsip_machine_parser_header_RAck_start = 1;
static const int tsip_machine_parser_header_RAck_first_final = 22;
static const int tsip_machine_parser_header_RAck_error = 0;

static const int tsip_machine_parser_header_RAck_en_main = 1;


/* #line 106 "./ragel/tsip_parser_header_RAck.rl" */
	(void)(eof);
	(void)(tsip_machine_parser_header_RAck_first_final);
	(void)(tsip_machine_parser_header_RAck_error);
	(void)(tsip_machine_parser_header_RAck_en_main);
	
/* #line 170 "./src/headers/tsip_header_RAck.c" */
	{
	cs = tsip_machine_parser_header_RAck_start;
	}

/* #line 111 "./ragel/tsip_parser_header_RAck.rl" */
	
/* #line 177 "./src/headers/tsip_header_RAck.c" */
	{
	int _klen;
	unsigned int _trans;
	const char *_acts;
	unsigned int _nacts;
	const char *_keys;

	if ( p == pe )
		goto _test_eof;
	if ( cs == 0 )
		goto _out;
_resume:
	_keys = _tsip_machine_parser_header_RAck_trans_keys + _tsip_machine_parser_header_RAck_key_offsets[cs];
	_trans = _tsip_machine_parser_header_RAck_index_offsets[cs];

	_klen = _tsip_machine_parser_header_RAck_single_lengths[cs];
	if ( _klen > 0 ) {
		const char *_lower = _keys;
		const char *_mid;
		const char *_upper = _keys + _klen - 1;
		while (1) {
			if ( _upper < _lower )
				break;

			_mid = _lower + ((_upper-_lower) >> 1);
			if ( (*p) < *_mid )
				_upper = _mid - 1;
			else if ( (*p) > *_mid )
				_lower = _mid + 1;
			else {
				_trans += (_mid - _keys);
				goto _match;
			}
		}
		_keys += _klen;
		_trans += _klen;
	}

	_klen = _tsip_machine_parser_header_RAck_range_lengths[cs];
	if ( _klen > 0 ) {
		const char *_lower = _keys;
		const char *_mid;
		const char *_upper = _keys + (_klen<<1) - 2;
		while (1) {
			if ( _upper < _lower )
				break;

			_mid = _lower + (((_upper-_lower) >> 1) & ~1);
			if ( (*p) < _mid[0] )
				_upper = _mid - 2;
			else if ( (*p) > _mid[1] )
				_lower = _mid + 2;
			else {
				_trans += ((_mid - _keys)>>1);
				goto _match;
			}
		}
		_trans += _klen;
	}

_match:
	_trans = _tsip_machine_parser_header_RAck_indicies[_trans];
	cs = _tsip_machine_parser_header_RAck_trans_targs[_trans];

	if ( _tsip_machine_parser_header_RAck_trans_actions[_trans] == 0 )
		goto _again;

	_acts = _tsip_machine_parser_header_RAck_actions + _tsip_machine_parser_header_RAck_trans_actions[_trans];
	_nacts = (unsigned int) *_acts++;
	while ( _nacts-- > 0 )
	{
		switch ( *_acts++ )
		{
	case 0:
/* #line 49 "./ragel/tsip_parser_header_RAck.rl" */
	{
		tag_start = p;
	}
	break;
	case 1:
/* #line 53 "./ragel/tsip_parser_header_RAck.rl" */
	{
		TSK_PARSER_SET_INTEGER(hdr_rack->seq);
	}
	break;
	case 2:
/* #line 57 "./ragel/tsip_parser_header_RAck.rl" */
	{
		TSK_PARSER_SET_INTEGER(hdr_rack->cseq);
	}
	break;
	case 3:
/* #line 61 "./ragel/tsip_parser_header_RAck.rl" */
	{
		TSK_PARSER_SET_STRING(hdr_rack->method);
	}
	break;
	case 4:
/* #line 65 "./ragel/tsip_parser_header_RAck.rl" */
	{
	}
	break;
/* #line 280 "./src/headers/tsip_header_RAck.c" */
		}
	}

_again:
	if ( cs == 0 )
		goto _out;
	if ( ++p != pe )
		goto _resume;
	_test_eof: {}
	_out: {}
	}

/* #line 112 "./ragel/tsip_parser_header_RAck.rl" */
	
	if( cs < 
/* #line 296 "./src/headers/tsip_header_RAck.c" */
22
/* #line 113 "./ragel/tsip_parser_header_RAck.rl" */
 ){
		TSK_DEBUG_ERROR("Failed to parse 'RAck' header.");
		TSK_OBJECT_SAFE_FREE(hdr_rack);
	}
	
	return hdr_rack;
}







//========================================================
//	RAck header object definition
//

static tsk_object_t* tsip_header_RAck_ctor(tsk_object_t *self, va_list * app)
{
	tsip_header_RAck_t *RAck = self;
	if(RAck){
		TSIP_HEADER(RAck)->type = tsip_htype_RAck;
		TSIP_HEADER(RAck)->serialize = tsip_header_RAck_serialize;
		RAck->seq = va_arg(*app, uint32_t);
		RAck->cseq = va_arg(*app, uint32_t);
		RAck->method = tsk_strdup( va_arg(*app, const char*) );
	}
	else{
		TSK_DEBUG_ERROR("Failed to create new RAck header.");
	}
	return self;
}

static tsk_object_t* tsip_header_RAck_dtor(tsk_object_t *self)
{
	tsip_header_RAck_t *RAck = self;
	if(RAck){
		TSK_FREE(RAck->method);

		TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(RAck));
	}
	else{
		TSK_DEBUG_ERROR("Null RAck header.");
	}

	return self;
}

static const tsk_object_def_t tsip_header_RAck_def_s = 
{
	sizeof(tsip_header_RAck_t),
	tsip_header_RAck_ctor,
	tsip_header_RAck_dtor,
	tsk_null
};
const tsk_object_def_t *tsip_header_RAck_def_t = &tsip_header_RAck_def_s;

