#if HAVE_CRT
 #define _CRTDBG_MAP_ALLOC 
 #include <stdlib.h> 
 #include <crtdbg.h>
 #endif //HAVE_CRT
 /*
 * Copyright (C) 2017, 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 txcap_node.c
  * @brief XCAP nodes.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango.org>
  *
 
  */
 #include "tinyxcap/txcap_node.h"
 
 #include "tsk_string.h"
 #include "tsk_buffer.h"
 #include "tsk_memory.h"
 #include "tsk_debug.h"
 
 #include <string.h> /* strlen() */
 
 /**@ingroup txcap_selector_group
 * Gets the Node Url.
 * @param auid_id The id of the AUID (e.g 'resource-lists').
 * @param ... Node selection steps. You must use @a TXCAP_SELECTOR_NODE_SET*() macros to set these steps.
 * The list of parameters must end with @ref TXCAP_SELECTOR_NODE_SET_NULL() even if there is no step.<br>
 * @retval The Url of the node (e.g. 'resource-lists/list[2]').
 *
 * @code
 char* node = txcap_selector_get_node("resource-lists",
 		TXCAP_SELECTOR_NODE_SET_ATTRIBUTE("list", "name", "rcs"),
 		TXCAP_SELECTOR_NODE_SET_ATTRIBUTE("entry", "uri", "sip:bob@example.com"),
 		TXCAP_SELECTOR_NODE_SET_NULL());
 
 		TSK_FREE(node);
 * @endcode
 *
 * @sa @ref txcap_selector_get_node_2<br>@ref txcap_selector_get_document<br> @ref txcap_selector_get_document_2<br>@ref txcap_selector_get_url
 */
 char* txcap_selector_get_node(const char* auid_id, ...)
 {
 	char* ret = tsk_null;
 	va_list ap;
 
 	va_start(ap, auid_id);
 	ret = txcap_selector_get_node_2(auid_id, &ap);
 	va_end(ap);
 
 	return ret;
 }
 
 /**@ingroup txcap_selector_group
 * Gets the Node Url.
 * @param auid_id The id of the AUID (e.g 'resource-lists').
 * @param app Node selection steps. You must use @a TXCAP_SELECTOR_NODE_SET*() macros to set these steps.
 * The list of parameters must end with @ref TXCAP_SELECTOR_NODE_SET_NULL() even if there is no step.<br>
 * @retval The Url of the node (e.g. 'resource-lists/list[2]').
 *
 * @code
 * @endcode
 *
 * @sa @ref txcap_selector_get_node<br>@ref txcap_selector_get_document<br> @ref txcap_selector_get_document_2<br>@ref txcap_selector_get_url
 */
 char* txcap_selector_get_node_2(const char* auid_id, va_list* app)
 {
 	char* ret = tsk_null;
 	char* namespace = tsk_null;
 	tsk_buffer_t* buffer = tsk_buffer_create_null();
 	txcap_selector_param_type_t step;
 
 	while((step = va_arg(*app, txcap_selector_param_type_t)) != xcapp_node_null){
 		switch(step){
 			case xcapp_node_name:
 				{	/* (const char*)QNAME_STR */
 					const char* QNAME_STR = va_arg(*app, const char*);
 					if(tsk_buffer_append_2(buffer, "/%s", QNAME_STR)){
 						goto bail;
 					}
 					break;
 				}
 			case xcapp_node_pos:
 				{	/* (const char*)QNAME_STR, (unsigned int)POS_UINT */
 					const char* QNAME_STR = va_arg(*app, const char*);
 					unsigned int POS_UINT = va_arg(*app, unsigned int);
 					tsk_buffer_append_2(buffer, "/%s%%5B%u%%5D", 
 						QNAME_STR, POS_UINT);
 					break;
 				}
 			case xcapp_node_attribute:
 				{	/* (const char*)QNAME_STR, (const char*)ATT_QNAME_STR, (const char*)ATT_VALUE_STR */
 					const char* QNAME_STR = va_arg(*app, const char*); 
 					const char* ATT_QNAME_STR = va_arg(*app, const char*); 
 					const char* ATT_VALUE_STR = va_arg(*app, const char*);
 					tsk_buffer_append_2(buffer, "/%s%%5B@%s=%%22%s%%22%%5D", 
 						QNAME_STR, ATT_QNAME_STR, ATT_VALUE_STR);
 					break;
 				}
 			case xcapp_node_pos_n_attribute:
 				{	/* (const char*)QNAME_STR, (unsigned int)POS_UINT, (const char*)ATT_QNAME_STR, (const char*)ATT_VALUE_STR */
 					const char* QNAME_STR = va_arg(*app, const char*); 
 					unsigned int POS_UINT = va_arg(*app, unsigned int);
 					const char* ATT_QNAME_STR = va_arg(*app, const char*);
 					const char* ATT_VALUE_STR = va_arg(*app, const char*);
 					tsk_buffer_append_2(buffer, "/%s%%5B%u%%5D%%5B@%s=%%22%s%%22%%5D", 
 						QNAME_STR, POS_UINT, ATT_QNAME_STR, ATT_VALUE_STR);
 					break;
 				}
 			case xcapp_node_namespace:
 				{	/* (const char*)PREFIX_STR, (const char*)VALUE_STR */
 					const char* PREFIX_STR = va_arg(*app, const char*); 
 					const char* VALUE_STR = va_arg(*app, const char*);
 					char* temp = tsk_null;
 					tsk_sprintf(&temp, "%sxmlns(%s=%%22%s%%22)", 
 						namespace?"":"%3F",PREFIX_STR, VALUE_STR);
 					tsk_strcat(&namespace, temp);
 					TSK_FREE(temp);
 					break;
 				}
 			default:
 				{
 					TSK_DEBUG_ERROR("NOT SUPPORTED.");
 					goto bail;
 				}
 		} /* switch */
 	} /* while */
 
 	/* append the namespace */
 	if(namespace){
 		tsk_buffer_append(buffer, namespace, tsk_strlen(namespace));
 		TSK_FREE(namespace);
 	}
 
 bail:
 	if(TSK_BUFFER_DATA(buffer) && TSK_BUFFER_SIZE(buffer)){
 		ret = tsk_strndup(TSK_BUFFER_DATA(buffer), TSK_BUFFER_SIZE(buffer));
 	}
 	TSK_OBJECT_SAFE_FREE(buffer);
 	return ret;
 }