stun_transaction.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_STUN_TRANSACTION_H__
#define __PJNATH_STUN_TRANSACTION_H__
 
#include <pjnath/stun_msg.h>
#include <pjnath/stun_config.h>
#include <pj/lock.h>
 
 
PJ_BEGIN_DECL
 
 
/* **************************************************************************/
typedef struct pj_stun_client_tsx pj_stun_client_tsx;
 
typedef struct pj_stun_tsx_cb
{
    void        (*on_complete)(pj_stun_client_tsx *tsx,
                               pj_status_t status, 
                               const pj_stun_msg *response,
                               const pj_sockaddr_t *src_addr,
                               unsigned src_addr_len);
 
    pj_status_t (*on_send_msg)(pj_stun_client_tsx *tsx,
                               const void *stun_pkt,
                               pj_size_t pkt_size);
 
    void (*on_destroy)(pj_stun_client_tsx *tsx);
 
} pj_stun_tsx_cb;
 
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_create( pj_stun_config *cfg,
                                                pj_pool_t *pool,
                                                pj_grp_lock_t *grp_lock,
                                                const pj_stun_tsx_cb *cb,
                                                pj_stun_client_tsx **p_tsx);
 
PJ_DECL(pj_status_t) 
pj_stun_client_tsx_schedule_destroy(pj_stun_client_tsx *tsx,
                                    const pj_time_val *delay);
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_destroy(pj_stun_client_tsx *tsx);
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_stop(pj_stun_client_tsx *tsx);
 
 
PJ_DECL(pj_bool_t) pj_stun_client_tsx_is_complete(pj_stun_client_tsx *tsx);
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_set_data(pj_stun_client_tsx *tsx,
                                                 void *data);
 
 
PJ_DECL(void*) pj_stun_client_tsx_get_data(pj_stun_client_tsx *tsx);
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_send_msg(pj_stun_client_tsx *tsx,
                                                 pj_bool_t retransmit,
                                                 void *pkt,
                                                 unsigned pkt_len);
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_retransmit(pj_stun_client_tsx *tsx,
                                                   pj_bool_t mod_count);
 
 
PJ_DECL(pj_status_t) pj_stun_client_tsx_on_rx_msg(pj_stun_client_tsx *tsx,
                                                  const pj_stun_msg *msg,
                                                  const pj_sockaddr_t*src_addr,
                                                  unsigned src_addr_len);
 
 
PJ_END_DECL
 
 
#endif  /* __PJNATH_STUN_TRANSACTION_H__ */