doubango/tinySIP/src/headers/tsip_header_RSeq.c
c732d49e
 #if HAVE_CRT
 #define _CRTDBG_MAP_ALLOC 
 #include <stdlib.h> 
 #include <crtdbg.h>
 #endif //HAVE_CRT
 
 /* #line 1 "./ragel/tsip_parser_header_RSeq.rl" */
 
 /*
74ca6d11
 * Copyright (C) 2020, University of the Basque Country (UPV/EHU)
c732d49e
 * Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
 *
 * The original file was part of Open Source Doubango Framework
 * Copyright (C) 2010-2011 Mamadou Diop.
 * Copyright (C) 2012 Doubango Telecom <http://doubango.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_RSeq.c
  * @brief SIP RSeq header as per RFC 3262.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 #include "tinysip/headers/tsip_header_RSeq.h"
 
 #include "tinysip/parsers/tsip_parser_uri.h"
 
 #include "tsk_debug.h"
 #include "tsk_memory.h"
 
 
 
 /***********************************
 *	Ragel state machine.
 */
 
 /* #line 65 "./ragel/tsip_parser_header_RSeq.rl" */
 
 
 
 tsip_header_RSeq_t* tsip_header_RSeq_create(uint32_t seq)
 {
 	return tsk_object_new(TSIP_HEADER_RSEQ_VA_ARGS(seq));
 }
 
 tsip_header_RSeq_t* tsip_header_RSeq_create_null()
 {
 	return tsip_header_RSeq_create(0);
 }
 
 int tsip_header_RSeq_serialize(const tsip_header_t* header, tsk_buffer_t* output)
 {
 	if(header){
 		const tsip_header_RSeq_t *RSeq = (const tsip_header_RSeq_t *)header;
 		return tsk_buffer_append_2(output, "%u", RSeq->seq);
 	}
 	return -1;
 }
 
 tsip_header_RSeq_t *tsip_header_RSeq_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_RSeq_t *hdr_rseq = tsip_header_RSeq_create_null();
 	
 	const char *tag_start = tsk_null;
 
 	
 /* #line 81 "./src/headers/tsip_header_RSeq.c" */
 static const char _tsip_machine_parser_header_RSeq_actions[] = {
 	0, 1, 0, 1, 1, 1, 2
 };
 
 static const char _tsip_machine_parser_header_RSeq_key_offsets[] = {
 	0, 0, 2, 4, 6, 8, 11, 16, 
 	17, 19, 23, 26, 27
 };
 
 static const char _tsip_machine_parser_header_RSeq_trans_keys[] = {
 	82, 114, 83, 115, 69, 101, 81, 113, 
 	9, 32, 58, 9, 13, 32, 48, 57, 
 	10, 9, 32, 9, 32, 48, 57, 13, 
 	48, 57, 10, 0
 };
 
 static const char _tsip_machine_parser_header_RSeq_single_lengths[] = {
 	0, 2, 2, 2, 2, 3, 3, 1, 
 	2, 2, 1, 1, 0
 };
 
 static const char _tsip_machine_parser_header_RSeq_range_lengths[] = {
 	0, 0, 0, 0, 0, 0, 1, 0, 
 	0, 1, 1, 0, 0
 };
 
 static const char _tsip_machine_parser_header_RSeq_index_offsets[] = {
 	0, 0, 3, 6, 9, 12, 16, 21, 
 	23, 26, 30, 33, 35
 };
 
 static const char _tsip_machine_parser_header_RSeq_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, 
 	1, 12, 1, 1, 0
 };
 
 static const char _tsip_machine_parser_header_RSeq_trans_targs[] = {
 	2, 0, 3, 4, 5, 6, 7, 10, 
 	8, 9, 11, 10, 12
 };
 
 static const char _tsip_machine_parser_header_RSeq_trans_actions[] = {
 	0, 0, 0, 0, 0, 0, 0, 1, 
 	0, 0, 3, 0, 5
 };
 
 static const int tsip_machine_parser_header_RSeq_start = 1;
 static const int tsip_machine_parser_header_RSeq_first_final = 12;
 static const int tsip_machine_parser_header_RSeq_error = 0;
 
 static const int tsip_machine_parser_header_RSeq_en_main = 1;
 
 
 /* #line 98 "./ragel/tsip_parser_header_RSeq.rl" */
 	(void)(eof);
 	(void)(tsip_machine_parser_header_RSeq_first_final);
 	(void)(tsip_machine_parser_header_RSeq_error);
 	(void)(tsip_machine_parser_header_RSeq_en_main);
 	
 /* #line 144 "./src/headers/tsip_header_RSeq.c" */
 	{
 	cs = tsip_machine_parser_header_RSeq_start;
 	}
 
 /* #line 103 "./ragel/tsip_parser_header_RSeq.rl" */
 	
 /* #line 151 "./src/headers/tsip_header_RSeq.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_RSeq_trans_keys + _tsip_machine_parser_header_RSeq_key_offsets[cs];
 	_trans = _tsip_machine_parser_header_RSeq_index_offsets[cs];
 
 	_klen = _tsip_machine_parser_header_RSeq_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_RSeq_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_RSeq_indicies[_trans];
 	cs = _tsip_machine_parser_header_RSeq_trans_targs[_trans];
 
 	if ( _tsip_machine_parser_header_RSeq_trans_actions[_trans] == 0 )
 		goto _again;
 
 	_acts = _tsip_machine_parser_header_RSeq_actions + _tsip_machine_parser_header_RSeq_trans_actions[_trans];
 	_nacts = (unsigned int) *_acts++;
 	while ( _nacts-- > 0 )
 	{
 		switch ( *_acts++ )
 		{
 	case 0:
 /* #line 49 "./ragel/tsip_parser_header_RSeq.rl" */
 	{
 		tag_start = p;
 	}
 	break;
 	case 1:
 /* #line 53 "./ragel/tsip_parser_header_RSeq.rl" */
 	{
 		TSK_PARSER_SET_UINT(hdr_rseq->seq);
 	}
 	break;
 	case 2:
 /* #line 57 "./ragel/tsip_parser_header_RSeq.rl" */
 	{
 	}
 	break;
 /* #line 242 "./src/headers/tsip_header_RSeq.c" */
 		}
 	}
 
 _again:
 	if ( cs == 0 )
 		goto _out;
 	if ( ++p != pe )
 		goto _resume;
 	_test_eof: {}
 	_out: {}
 	}
 
 /* #line 104 "./ragel/tsip_parser_header_RSeq.rl" */
 	
 	if( cs < 
 /* #line 258 "./src/headers/tsip_header_RSeq.c" */
 12
 /* #line 105 "./ragel/tsip_parser_header_RSeq.rl" */
  ){
 		TSK_DEBUG_ERROR("Failed to parse 'RSeq' header.");
 		TSK_OBJECT_SAFE_FREE(hdr_rseq);
 	}
 	
 	return hdr_rseq;
 }
 
 
 
 
 
 
 
 //========================================================
 //	RSeq header object definition
 //
 
 static tsk_object_t* tsip_header_RSeq_ctor(tsk_object_t *self, va_list * app)
 {
 	tsip_header_RSeq_t *RSeq = self;
 	if(RSeq){
 		TSIP_HEADER(RSeq)->type = tsip_htype_RSeq;
 		TSIP_HEADER(RSeq)->serialize = tsip_header_RSeq_serialize;
 		RSeq->seq = va_arg(*app, uint32_t);
 	}
 	else{
 		TSK_DEBUG_ERROR("Failed to create new RSeq header.");
 	}
 	return self;
 }
 
 static tsk_object_t* tsip_header_RSeq_dtor(tsk_object_t *self)
 {
 	tsip_header_RSeq_t *RSeq = self;
 	if(RSeq){
 		TSK_OBJECT_SAFE_FREE(TSIP_HEADER_PARAMS(RSeq));
 	}
 	else{
 		TSK_DEBUG_ERROR("Null RSeq header.");
 	}
 
 	return self;
 }
 
 static const tsk_object_def_t tsip_header_RSeq_def_s = 
 {
 	sizeof(tsip_header_RSeq_t),
 	tsip_header_RSeq_ctor,
 	tsip_header_RSeq_dtor,
 	tsk_null
 };
 const tsk_object_def_t *tsip_header_RSeq_def_t = &tsip_header_RSeq_def_s;