/*

 * 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.
 *
 */
 #ifndef TNET_STUN_BINDING_H
 #define TNET_STUN_BINDING_H
 
 #include "tinynet_config.h"
 #include "tnet_socket.h"
 #include "stun/tnet_stun_types.h"
 #include "stun/tnet_stun_attr.h"
 
 #include "tsk_object.h"
 #include "tsk_list.h"
 
 TNET_BEGIN_DECLS
 
 struct tnet_stun_pkt_s;
 
 typedef struct tnet_stun_binding_s {
     TSK_DECLARE_OBJECT;
 
     //! A unique id to identify this binding.
     tnet_stun_binding_id_t id;
 
     //! The username to authenticate to the STUN server.
     char* p_username;
     //! The password to authenticate to the STUN server.
     char* p_password;
     //! The realm.
     char* p_realm;
     //! The nonce.
     char* p_nonce;
     //! Local file descriptor for which to get server reflexive address.
     tnet_fd_t localFD;
     //! The type of the bound socket.
     enum tnet_socket_type_e socket_type;
     //! The address of the STUN server.
     struct sockaddr_storage addr_server;
     //! Server reflexive address of the local socket(STUN1 as per RFC 3489).
     struct tnet_stun_attr_address_s *p_maddr;
     //! XORed server reflexive address (STUN2 as per RFC 5389).
     struct tnet_stun_attr_address_s *p_xmaddr;
 }
 tnet_stun_binding_t;
 typedef tsk_list_t tnet_stun_bindings_L_t;
 
 int tnet_stun_binding_create(tnet_fd_t fd, enum tnet_socket_type_e socket_type, const char* pc_server_address, tnet_port_t server_port, const char* pc_username, const char* pc_password, tnet_stun_binding_t** pp_bind);
 int tnet_stun_binding_create_req(const struct tnet_stun_binding_s* pc_self, struct tnet_stun_pkt_s **pp_req);
 
 TNET_END_DECLS
 
 #endif /* TNET_STUN_BINDING_H */