#if HAVE_CRT
 #define _CRTDBG_MAP_ALLOC 
 #include <stdlib.h> 
 #include <crtdbg.h>
 #endif //HAVE_CRT
 /*

 * Copyright (C) 2020, University of the Basque Country (UPV/EHU)

 * 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_api_options.c
  * @brief Public functions to handle OPTIONS.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 #include "tinysip/api/tsip_api_options.h"
 
 #include "tinysip/dialogs/tsip_dialog_layer.h"
 #include "tinysip/dialogs/tsip_dialog_options.h"
 
 #include "tsip.h"
 
 #include "tsk_runnable.h"
 #include "tsk_debug.h"
 
 #define TSIP_OPTIONS_EVENT_CREATE( type)		tsk_object_new(tsip_options_event_def_t, type)
 
 extern tsip_action_t* _tsip_action_create(tsip_action_type_t type, va_list* app);
 
 int tsip_options_event_signal(tsip_options_event_type_t type, tsip_ssession_handle_t* ss, short status_code, const char *phrase, const tsip_message_t* sipmessage)
 {
 	tsip_options_event_t* sipevent = TSIP_OPTIONS_EVENT_CREATE(type);
 	tsip_event_init(TSIP_EVENT(sipevent), ss, status_code, phrase, sipmessage, tsip_event_options);
 
 	TSK_RUNNABLE_ENQUEUE_OBJECT(TSK_RUNNABLE(TSIP_SSESSION(ss)->stack), sipevent);
 
 	return 0;
 }
 
 int tsip_api_options_send_options(const tsip_ssession_handle_t *ss, ...)
 {
 	const tsip_ssession_t* _ss;
 	va_list ap;
 	tsip_action_t* action;
 	tsip_dialog_t* dialog;
 	int ret = -1;
 
 	if(!(_ss = ss) || !_ss->stack){
 		TSK_DEBUG_ERROR("Invalid parameter.");
 		return ret;
 	}
 	
 	/* Checks if the stack has been started */
 	if(!TSK_RUNNABLE(_ss->stack)->started){
 		TSK_DEBUG_ERROR("Stack not started.");
 		return -2;
 	}
 
 	va_start(ap, ss);
 	if((action = _tsip_action_create(tsip_atype_options_send, &ap))){
 		if(!(dialog = tsip_dialog_layer_find_by_ss(_ss->stack->layer_dialog, ss))){
 			dialog = tsip_dialog_layer_new(_ss->stack->layer_dialog, tsip_dialog_OPTIONS, ss);
 		}
 		ret = tsip_dialog_fsm_act(dialog, action->type, tsk_null, action);
 		
 		tsk_object_unref(dialog);
 		TSK_OBJECT_SAFE_FREE(action);
 	}
 	va_end(ap);
 
 	return ret;
 }
 
 
 
 
 
 
 
 
 
 
 
 
 
 //========================================================
 //	SIP OPTIONS event object definition
 //
 static tsk_object_t* tsip_options_event_ctor(tsk_object_t * self, va_list * app)
 {
 	tsip_options_event_t *sipevent = self;
 	if(sipevent){
 		sipevent->type = va_arg(*app, tsip_options_event_type_t);
 	}
 	return self;
 }
 
 static tsk_object_t* tsip_options_event_dtor(tsk_object_t * self)
 { 
 	tsip_options_event_t *sipevent = self;
 	if(sipevent){
 		tsip_event_deinit(TSIP_EVENT(sipevent));
 	}
 	return self;
 }
 
 static int tsip_options_event_cmp(const tsk_object_t *obj1, const tsk_object_t *obj2)
 {
 	return -1;
 }
 
 static const tsk_object_def_t tsip_options_event_def_s = 
 {
 	sizeof(tsip_options_event_t),
 	tsip_options_event_ctor, 
 	tsip_options_event_dtor,
 	tsip_options_event_cmp, 
 };
 const tsk_object_def_t *tsip_options_event_def_t = &tsip_options_event_def_s;