/*

 * 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_transport_ipsec.h
  * @brief SIP/IPSec transport.
  *
  * @author Mamadou Diop <diopmamadou(at)doubango[dot]org>
  *
 
  */
 #ifndef TINYSIP_TRANSPORT_IPSEC_H
 #define TINYSIP_TRANSPORT_IPSEC_H
 
 #include "tinysip_config.h"
 
 #include "tinysip/transports/tsip_transport.h"
 
 #include "tinysip/headers/tsip_header_Security_Verify.h"
 
 #include "tipsec.h"
 
 TSIP_BEGIN_DECLS
 
 #define TSIP_TRANSPORT_IPSEC(self)										((tsip_transport_ipsec_t*)(self))
 
 typedef struct tsip_ipsec_association_s
 {
 	TSK_DECLARE_OBJECT;
 
 	const tsip_transport_t* transport;
 
 	tipsec_ctx_t* ctx;
 	
 	tnet_socket_t *socket_uc;
 	tnet_socket_t *socket_us;
 
 	tnet_ip_t ip_remote;
 	tnet_ip_t ip_local;
 	tnet_port_t port_local;
 }
 tsip_ipsec_association_t;
 
 typedef struct tsip_transport_ipsec_s
 {
 	TSIP_DECLARE_TRANSPORT;
 	
 	tsip_header_Security_Verifies_L_t* secVerifies;
 
 	tsip_ipsec_association_t* asso_active;
 	tsip_ipsec_association_t* asso_temporary;
 }
 tsip_transport_ipsec_t;
 
 tsip_transport_ipsec_t* tsip_transport_ipsec_create(struct tsip_stack_s* stack, const char* host, tnet_port_t port, tnet_socket_type_t type, const char* description);
 
 int tsip_transport_ipsec_createTempSAs(tsip_transport_ipsec_t* self);
 int tsip_transport_ipsec_ensureTempSAs(tsip_transport_ipsec_t* self, const tsip_response_t *r401_407, int64_t expires);
 int tsip_transport_ipsec_startSAs(tsip_transport_ipsec_t* self, const tipsec_key_t* ik, const tipsec_key_t* ck);
 int tsip_transport_ipsec_cleanupSAs(tsip_transport_ipsec_t* self);
 tnet_fd_t tsip_transport_ipsec_getFD(tsip_transport_ipsec_t* self, int isRequest);
 int tsip_transport_ipsec_updateMSG(tsip_transport_ipsec_t* self, tsip_message_t *msg);
 
 TINYSIP_GEXTERN const tsk_object_def_t *tsip_transport_ipsec_def_t;
 
 TSIP_END_DECLS
 
 #endif /* TINYSIP_TRANSPORT_IPSEC_H */