132 lines
4.4 KiB
C
132 lines
4.4 KiB
C
/*
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* Copyright (C) 2012 Doubango Telecom <http://www.doubango.org>.
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*
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* Contact: Mamadou Diop <diopmamadou(at)doubango[dot]org>
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*
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* This file is part of Open Source Doubango Framework.
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*
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* DOUBANGO is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* DOUBANGO is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with DOUBANGO.
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*
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*/
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#ifndef TNET_ICE_CANDIDATE_H
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#define TNET_ICE_CANDIDATE_H
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#include "tinynet_config.h"
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#include "stun/tnet_stun_pkt.h"
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#include "stun/tnet_stun_attr.h"
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#include "stun/tnet_stun_utils.h"
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#include "tnet_socket.h"
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#include "tsk_params.h"
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TNET_BEGIN_DECLS
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#define TNET_ICE_CANDIDATE_TRANSPORT_UDP "udp"
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#define TNET_ICE_CANDIDATE_TRANSPORT_TCP "tcp"
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#define TNET_ICE_CANDIDATE_TRANSPORT_TLS "tls"
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#define TNET_ICE_CANDIDATE_TRANSPORT_SCTP "sctp"
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#define TNET_ICE_CANDIDATE_TRANSPORT_WS "ws"
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#define TNET_ICE_CANDIDATE_TRANSPORT_WSS "wss"
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#define TNET_ICE_CANDIDATE_TYPE_HOST "host"
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#define TNET_ICE_CANDIDATE_TYPE_SRFLX "srflx"
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#define TNET_ICE_CANDIDATE_TYPE_PRFLX "prflx"
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#define TNET_ICE_CANDIDATE_TYPE_RELAY "relay"
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#define TNET_ICE_CANDIDATE_PREF_HOST 126
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#define TNET_ICE_CANDIDATE_PREF_SRFLX 100
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#define TNET_ICE_CANDIDATE_PREF_PRFLX 110
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#define TNET_ICE_CANDIDATE_PREF_RELAY 0
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#define TNET_ICE_CANDIDATE_FOUNDATION_HOST "fhost"
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#define TNET_ICE_CANDIDATE_FOUNDATION_SRFLX "fsrflx"
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#define TNET_ICE_CANDIDATE_FOUNDATION_PRFLX "fprflx"
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#define TNET_ICE_CANDIDATE_FOUNDATION_RELAY "frelay"
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#define TNET_ICE_CANDIDATE_COMPID_RTP 1
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#define TNET_ICE_CANDIDATE_COMPID_RTCP 2
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#define TNET_ICE_CANDIDATE_FOUND_SIZE_PREF 15
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typedef enum tnet_ice_cand_type_e
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{
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tnet_ice_cand_type_unknown,
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tnet_ice_cand_type_host,
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tnet_ice_cand_type_srflx,
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tnet_ice_cand_type_prflx,
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tnet_ice_cand_type_relay
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}
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tnet_ice_cand_type_t;
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typedef struct tnet_ice_candidate_s
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{
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TSK_DECLARE_OBJECT;
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tnet_ice_cand_type_t type_e;
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uint8_t foundation[33]; // 1*32ice-char
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uint32_t comp_id; // 1*5DIGIT
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char* transport_str; // "UP" / token
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enum tnet_socket_type_e transport_e;
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uint32_t priority; // 1*10DIGIST [1 - (2**31 - 1)]
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char* cand_type_str; // "host" / "srflx" / "prflx" / "relay" / "token"
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tnet_ip_t connection_addr;
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tnet_port_t port;
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tsk_params_L_t *extension_att_list;
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tsk_bool_t is_ice_jingle;
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tsk_bool_t is_rtp;
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tsk_bool_t is_video;
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uint16_t local_pref; // [0 - 65535]
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char* ufrag;
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char* pwd;
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struct tnet_socket_s* socket;
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struct{
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char* nonce;
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char* realm;
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char* srflx_addr;
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tnet_stun_transac_id_t transac_id;
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tnet_port_t srflx_port;
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} stun;
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struct {
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struct tnet_turn_session_s* ss;
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char* relay_addr;
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tnet_port_t relay_port;
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} turn;
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char *tostring;
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}
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tnet_ice_candidate_t;
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typedef tsk_list_t tnet_ice_candidates_L_t;
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tnet_ice_candidate_t* tnet_ice_candidate_create(tnet_ice_cand_type_t type_e, struct tnet_socket_s* socket, tsk_bool_t is_ice_jingle, tsk_bool_t is_rtp, tsk_bool_t is_video, const char* ufrag, const char* pwd, const char *foundation);
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TINYNET_API tnet_ice_candidate_t* tnet_ice_candidate_parse(const char* str);
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int tnet_ice_candidate_set_credential(tnet_ice_candidate_t* self, const char* ufrag, const char* pwd);
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int tnet_ice_candidate_set_rflx_addr(tnet_ice_candidate_t* self, const char* addr, tnet_port_t port);
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TINYNET_API const char* tnet_ice_candidate_get_att_value(const tnet_ice_candidate_t* self, const char* att_name);
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int tnet_ice_candidate_set_local_pref(tnet_ice_candidate_t* self, uint16_t local_pref);
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TINYNET_API const char* tnet_ice_candidate_tostring(tnet_ice_candidate_t* self);
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int tnet_ice_candidate_send_stun_bind_request(tnet_ice_candidate_t* self, struct sockaddr_storage* server_addr, const char* username, const char* password);
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int tnet_ice_candidate_process_stun_response(tnet_ice_candidate_t* self, const tnet_stun_pkt_resp_t* response, tnet_fd_t fd);
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const tnet_ice_candidate_t* tnet_ice_candidate_find_by_fd(tnet_ice_candidates_L_t* candidates, tnet_fd_t fd);
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const char* tnet_ice_candidate_get_ufrag(const tnet_ice_candidate_t* self);
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const char* tnet_ice_candidate_get_pwd(const tnet_ice_candidate_t* self);
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TNET_END_DECLS
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#endif /* TNET_ICE_CANDIDATE_H */
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