/*********************************************************************************************************
* Software License Agreement (BSD License)                                                               *
* Author: Alexandre Westfahl <awestfahl@freediameter.net>						 *
*													 *
* Copyright (c) 2010, Alexandre Westfahl, Teraoka Laboratory (Keio University), and the WIDE Project. 	 *		
*													 *
* All rights reserved.											 *
* 													 *
* Redistribution and use of this software in source and binary forms, with or without modification, are  *
* permitted provided that the following conditions are met:						 *
* 													 *
* * Redistributions of source code must retain the above 						 *
*   copyright notice, this list of conditions and the 							 *
*   following disclaimer.										 *
*    													 *
* * Redistributions in binary form must reproduce the above 						 *
*   copyright notice, this list of conditions and the 							 *
*   following disclaimer in the documentation and/or other						 *
*   materials provided with the distribution.								 *
* 													 *
* * Neither the name of the Teraoka Laboratory nor the 							 *
*   names of its contributors may be used to endorse or 						 *
*   promote products derived from this software without 						 *
*   specific prior written permission of Teraoka Laboratory 						 *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 	 *
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*********************************************************************************************************/
#include "diamsip.h"


int diamsip_RTA_cb( struct msg ** msg, struct avp * paramavp, struct session * sess, enum disp_action * act)
{
	//TODO:remove unused variables
	struct msg *ans, *qry;
	struct avp *avp, *a2, *authdataitem;
	struct msg_hdr * header = NULL;
	struct avp_hdr * avphdr=NULL, *avpheader=NULL, *avpheader_auth=NULL,*digestheader=NULL;
	union avp_value val;
	int found_cnonce=0;
	struct avp * tempavp=NULL,*sipAuthentication=NULL,*sipAuthenticate=NULL;
	char * result;
	int idx=0, idx2=0, number_of_auth_items=0,i=0;
	//Flags and variables for Database
	int sipurinotstored=0, authenticationpending=0, querylen=0, usernamelen=0;
	char *query=NULL,*username=NULL;
	
	
	
	TRACE_ENTRY("%p %p %p %p", msg, avp, sess, act);
	
	if (msg == NULL)
		return EINVAL;
	
	
	/* Create answer header */
	qry = *msg;
	CHECK_FCT( fd_msg_new_answer_from_req ( fd_g_config->cnf_dict, msg, 0 ) );
	ans = *msg;	
	
	
	/* Add the Auth-Session-State AVP */
	{
		
		CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.Auth_Session_State, &avp) );
		CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )  );
		
		CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Session_State, 0, &avp ) );
		CHECK_FCT( fd_msg_avp_setvalue( avp, avphdr->avp_value ) );
		CHECK_FCT( fd_msg_avp_add( ans, MSG_BRW_LAST_CHILD, avp ) );
	}
	
	CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_Deregistration_Reason, &avp) );
	CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )  );
	
	
	
	
	
	
	
	
	
	
	
	
	
	
	return 0;
}