turn_sock.h

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/* 
 * Copyright (C) 2008-2011 Teluu Inc. (http://www.teluu.com)
 * Copyright (C) 2003-2008 Benny Prijono <benny@prijono.org>
 *
 * This program 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 2 of the License, or
 * (at your option) any later version.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
 */
#ifndef __PJNATH_TURN_SOCK_H__
#define __PJNATH_TURN_SOCK_H__
 
#include <pjnath/turn_session.h>
#include <pj/sock_qos.h>
#include <pj/ssl_sock.h>
 
 
PJ_BEGIN_DECL
 
 
/* **************************************************************************/
typedef struct pj_turn_sock pj_turn_sock;
 
typedef struct pj_turn_sock_cb
{
    void (*on_rx_data)(pj_turn_sock *turn_sock,
                       void *pkt,
                       unsigned pkt_len,
                       const pj_sockaddr_t *peer_addr,
                       unsigned addr_len);
 
    pj_bool_t (*on_data_sent)(pj_turn_sock *sock,
                              pj_ssize_t sent);
 
    void (*on_state)(pj_turn_sock *turn_sock, 
                     pj_turn_state_t old_state,
                     pj_turn_state_t new_state);
 
    pj_status_t (*on_connection_attempt)(pj_turn_sock *turn_sock,
                                         pj_uint32_t conn_id,
                                         const pj_sockaddr_t *peer_addr,
                                         unsigned addr_len);
 
    void (*on_connection_status)(pj_turn_sock *turn_sock,
                                 pj_status_t status,
                                 pj_uint32_t conn_id,
                                 const pj_sockaddr_t *peer_addr,
                                 unsigned addr_len);
 
} pj_turn_sock_cb;
 
 
#ifndef PJ_TURN_TLS_DEFAULT_PROTO
#   define PJ_TURN_TLS_DEFAULT_PROTO  (PJ_SSL_SOCK_PROTO_TLS1 | \
                                       PJ_SSL_SOCK_PROTO_TLS1_1 | \
                                       PJ_SSL_SOCK_PROTO_TLS1_2)
#endif
 
typedef struct pj_turn_sock_tls_cfg
{
    pj_str_t    ca_list_file;
 
    pj_str_t    ca_list_path;
 
    pj_str_t    cert_file;
 
    pj_str_t    privkey_file;
 
    pj_ssl_cert_buffer ca_buf;
 
    pj_ssl_cert_buffer cert_buf;
 
    pj_ssl_cert_buffer privkey_buf;
 
    pj_str_t    password;
 
    pj_ssl_sock_param ssock_param;
 
} pj_turn_sock_tls_cfg;
 
 PJ_DECL(void) pj_turn_sock_tls_cfg_default(pj_turn_sock_tls_cfg *tls_cfg);
 
 PJ_DECL(void) pj_turn_sock_tls_cfg_dup(pj_pool_t *pool,
                                        pj_turn_sock_tls_cfg *dst,
                                        const pj_turn_sock_tls_cfg *src);
 
PJ_DECL(void) pj_turn_sock_tls_cfg_wipe_keys(pj_turn_sock_tls_cfg *tls_cfg);
 
 
typedef struct pj_turn_sock_cfg
{
    pj_grp_lock_t *grp_lock;
 
    unsigned max_pkt_size;
 
    pj_qos_type qos_type;
 
    pj_qos_params qos_params;
 
    pj_bool_t qos_ignore_error;
 
    pj_sockaddr bound_addr;
 
    pj_uint16_t port_range;
 
    unsigned so_rcvbuf_size;
 
    unsigned so_sndbuf_size;
 
    pj_turn_sock_tls_cfg tls_cfg;
 
} pj_turn_sock_cfg;
 
 
PJ_DECL(void) pj_turn_sock_cfg_default(pj_turn_sock_cfg *cfg);
 
 
PJ_DECL(pj_status_t) pj_turn_sock_create(pj_stun_config *cfg,
                                         int af,
                                         pj_turn_tp_type conn_type,
                                         const pj_turn_sock_cb *cb,
                                         const pj_turn_sock_cfg *setting,
                                         void *user_data,
                                         pj_turn_sock **p_turn_sock);
 
PJ_DECL(void) pj_turn_sock_destroy(pj_turn_sock *turn_sock);
 
 
PJ_DECL(pj_status_t) pj_turn_sock_set_user_data(pj_turn_sock *turn_sock,
                                                void *user_data);
 
PJ_DECL(void*) pj_turn_sock_get_user_data(pj_turn_sock *turn_sock);
 
 
PJ_DECL(pj_grp_lock_t *) pj_turn_sock_get_grp_lock(pj_turn_sock *turn_sock);
 
 
PJ_DECL(pj_status_t) pj_turn_sock_get_info(pj_turn_sock *turn_sock,
                                           pj_turn_session_info *info);
 
PJ_DECL(pj_status_t) pj_turn_sock_lock(pj_turn_sock *turn_sock);
 
 
PJ_DECL(pj_status_t) pj_turn_sock_unlock(pj_turn_sock *turn_sock);
 
 
PJ_DECL(void) pj_turn_sock_set_log(pj_turn_sock *turn_sock,
                                   unsigned flags);
 
PJ_DECL(pj_status_t) pj_turn_sock_set_software_name(pj_turn_sock *turn_sock,
                                                    const pj_str_t *sw);
 
 
PJ_DECL(pj_status_t) pj_turn_sock_alloc(pj_turn_sock *turn_sock,
                                        const pj_str_t *domain,
                                        int default_port,
                                        pj_dns_resolver *resolver,
                                        const pj_stun_auth_cred *cred,
                                        const pj_turn_alloc_param *param);
 
PJ_DECL(pj_status_t) pj_turn_sock_set_perm(pj_turn_sock *turn_sock,
                                           unsigned addr_cnt,
                                           const pj_sockaddr addr[],
                                           unsigned options);
 
PJ_DECL(pj_status_t) pj_turn_sock_sendto(pj_turn_sock *turn_sock,
                                        const pj_uint8_t *pkt,
                                        unsigned pkt_len,
                                        const pj_sockaddr_t *peer_addr,
                                        unsigned addr_len);
 
PJ_DECL(pj_status_t) pj_turn_sock_bind_channel(pj_turn_sock *turn_sock,
                                               const pj_sockaddr_t *peer,
                                               unsigned addr_len);
PJ_DECL(pj_status_t) pj_turn_sock_connect(pj_turn_sock *turn_sock,
                                          const pj_sockaddr_t *peer,
                                          unsigned addr_len);
PJ_DECL(pj_status_t) pj_turn_sock_disconnect(pj_turn_sock *turn_sock,
                                           const pj_sockaddr_t *peer,
                                           unsigned addr_len);
 
 
PJ_END_DECL
 
 
#endif  /* __PJNATH_TURN_SOCK_H__ */