#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 tsdp.c
  * @brief SDP (RFC 4566) implementations with both MMTel and PoC extensions.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 #include "tsdp.h"
 
 #include "tinysdp/parsers/tsdp_parser_message.h"
 
 // Defined in tsdp_message.c
 extern int __pred_find_media_by_name(const tsk_list_item_t *item, const void *name);
 
 
 typedef struct tsdp_ctx_s
 {
 	TSK_DECLARE_OBJECT;
 	
 	tsdp_message_t* local;
 	tsdp_message_t* remote;
 	tsdp_message_t* negotiated;
 }
 tsdp_ctx_t;
 
 const tsdp_message_t* tsdp_ctx_local_get_sdp(const tsdp_ctx_handle_t* self)
 {
 	const tsdp_ctx_t* ctx = self;
 
 	if(ctx){
 		return ctx->local;
 	}
 	else return tsk_null;
 }
 
 int tsdp_ctx_local_create_sdp(tsdp_ctx_handle_t* self, const tsdp_message_t* local)
 {
 	tsdp_ctx_t* ctx = self;
 	tsdp_message_t* newsdp;
 
 	if(!ctx || !local){
 		return -1;
 	}
 
 	// set new local sdp
 	if((newsdp = tsdp_message_clone(local))){
 		TSK_OBJECT_SAFE_FREE(ctx->local);
 		ctx->local = newsdp;
 		return 0;
 	}
 	else return -2;
 }
 
 int tsdp_ctx_local_create_sdp_2(tsdp_ctx_handle_t* self, const char* sdp, tsk_size_t size)
 {
 	tsdp_ctx_t* ctx = self;
 	tsdp_message_t* newsdp;
 
 	if(!ctx || !sdp || !size){
 		return -1;
 	}
 
 	if((newsdp = tsdp_message_parse(sdp, size))){
 		TSK_OBJECT_SAFE_FREE(ctx->local);
 		ctx->local = newsdp;
 		return 0;
 	}
 	else return -2;
 }
 
 int tsdp_ctx_local_add_headers(tsdp_ctx_handle_t* self, ...)
 {
 	tsdp_ctx_t* ctx = self;
 	const tsk_object_def_t* objdef;
 	tsdp_header_t *header;
 	va_list ap;
 	
 	if(!ctx || !ctx->local){
 		return -1;
 	}
 	
 	va_start(ap, self);
 	while((objdef = va_arg(ap, const tsk_object_def_t*))){
 		if((header = tsk_object_new_2(objdef, &ap))){
 			tsdp_message_add_header(ctx->local, header);
 			TSK_OBJECT_SAFE_FREE(header);
 		}
 	}
 	va_end(ap);
 
 	return 0;
 }
 
 int tsdp_ctx_local_add_media(tsdp_ctx_handle_t* self, const tsdp_header_M_t* media)
 {
 	tsdp_ctx_t* ctx = self;
 	
 	if(!ctx || !media){
 		return -1;
 	}
 	
 	if(ctx->local){
 		return tsdp_message_add_header(ctx->local, TSDP_HEADER(media));
 	}
 	else return -2;
 }
 
 int tsdp_ctx_local_add_media_2(tsdp_ctx_handle_t* self, const char* media, uint32_t port, const char* proto, ...)
 {
 	tsdp_ctx_t* ctx = self;
 	va_list ap;
 
 	if(!ctx || !media || !proto){
 		return -1;
 	}
 
 	if(ctx->local){
 		int ret;
 		va_start(ap, proto);
 		ret = tsdp_message_add_media_2(ctx->local, media, port, proto, &ap);
 		va_end(ap);
 		return ret;
 	}
 	else return -2;
 }
 
 const tsdp_message_t* tsdp_ctx_remote_get_sdp(const tsdp_ctx_handle_t* self)
 {
 	const tsdp_ctx_t* ctx = self;
 
 	if(ctx){
 		return ctx->remote;
 	}
 	else return tsk_null;
 }
 
 const tsdp_message_t* tsdp_ctx_negotiated_get_sdp(const tsdp_ctx_handle_t* self)
 {
 	const tsdp_ctx_t* ctx = self;
 
 	if(ctx){
 		return ctx->negotiated;
 	}
 	else return tsk_null;
 }
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 //=================================================================================================
 //	Sdp ctx object definition
 //
 static void* tsdp_ctx_create(void * self, va_list * app)
 {
 	tsdp_ctx_t *ctx = self;
 	if(ctx){
 	}
 	return self;
 }
 
 static void* tsdp_ctx_destroy(void * self)
 { 
 	tsdp_ctx_t *ctx = self;
 	if(ctx){
 		TSK_OBJECT_SAFE_FREE(ctx->local);
 		TSK_OBJECT_SAFE_FREE(ctx->remote);
 		TSK_OBJECT_SAFE_FREE(ctx->negotiated);
 	}
 	return self;
 }
 
 static const tsk_object_def_t tsdp_ctx_def_s = 
 {
 	sizeof(tsdp_ctx_t),
 	tsdp_ctx_create,
 	tsdp_ctx_destroy,
 	tsk_null,
 };
 const tsk_object_def_t *tsdp_ctx_def_t = &tsdp_ctx_def_s;