extransport.h

mediastreamer2是开源的网络传输媒体流的库

/*
  eXosip - This is the eXtended osip library.
  Copyright (C) 2002,2003,2004,2005,2006,2007  Aymeric MOIZARD  - [e-mail]
  
  eXosip 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.
  
  eXosip 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 __EXTRANSPORT_H__
#define __EXTRANSPORT_H__

#ifdef ENABLE_MPATROL
#include <mpatrol.h>
#endif

#include "eXosip2.h"

#ifdef HAVE_OPENSSL_SSL_H
/* to access version number of ssl from any file */
#include <openssl/opensslv.h>
#endif

#if defined (HAVE_SYS_SELECT_H)
#  include <sys/select.h>
#endif

struct eXtl_protocol
{
  int enabled;

  int proto_port;
  char proto_name[10];
  char proto_ifs[20];
  int proto_num;
  int proto_family;
  int proto_secure;
  int proto_reliable;

  int (*tl_init) (void);
  int (*tl_free) (void);
  int (*tl_open) (void);
  int (*tl_set_fdset) (fd_set * osip_fdset, int *fd_max);
  int (*tl_read_message) (fd_set * osip_fdset);
  int (*tl_send_message) (osip_transaction_t * tr, osip_message_t * sip,
                          char *host, int port, int out_socket);
  int (*tl_keepalive) (void);
  int (*tl_set_socket) (int socket);
  int (*tl_masquerade_contact) (const char *ip, int port);
  int (*tl_get_masquerade_contact) (char *ip, int ip_size, char *port,
                                    int port_size);
};

extern struct eXtl_protocol eXtl_udp;
extern struct eXtl_protocol eXtl_tcp;
#ifndef DISABLE_TLS
extern struct eXtl_protocol eXtl_tls;
extern struct eXtl_protocol eXtl_dtls;
#endif

#if defined (WIN32) || defined (_WIN32_WCE)
#define eXFD_SET(A, B)   FD_SET((unsigned int) A, B)
#else
#define eXFD_SET(A, B)   FD_SET(A, B)
#endif

#endif