rtptransport.h

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/*
  The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.
  Copyright (C) 2001  Simon MORLAT simon.morlat@linphone.org
 
  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.
 
  This library 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
  Lesser General Public License for more details.
 
  You should have received a copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
 
/*
        Copyright (C) 2011  Aymeric Moizard <amoizard@gmail.com>
*/
 
#ifndef RTPTRANSPORT_H
#define RTPTRANSPORT_H
 
#include <ortp/port.h>
#include <ortp/rtp.h>
 
struct _RtpSession;
 
typedef struct _RtpModule {
  char name[64];
  void *data;
  void *opts;
  int (*t_global_init)(void);
  int (*t_global_shutdown)(void);
  int (*t_set_option)(struct _RtpModule *module, int opt, void *value);
  int (*t_rtp_sendto)(struct _RtpSession *t, struct _RtpModule *module, mblk_t *msg);
  int (*t_rtp_recvfrom)(struct _RtpSession *t, struct _RtpModule *module, mblk_t *msg);
  int (*t_rtcp_sendto)(struct _RtpSession *t, struct _RtpModule *module, mblk_t *msg);
  int (*t_rtcp_recvfrom)(struct _RtpSession *t, struct _RtpModule *module, mblk_t *msg);
  void (*t_destroy)(struct _RtpModule *t);
} RtpModule;
 
typedef struct _RtpTransport {
  char name[64];
  void *data;
  void *opts;
  int (*t_global_init)(void);
  int (*t_global_shutdown)(void);
  int (*t_set_option)(struct _RtpTransport *transport, int opt, void *value);
  ortp_socket_t (*t_rtp_getsocket)(const struct _RtpSession *t);
  ortp_socket_t (*t_rtcp_getsocket)(const struct _RtpSession *t);
  int (*t_rtp_sendto)(struct _RtpSession *t, mblk_t *msg, int flags, const struct sockaddr *to, socklen_t tolen);
  int (*t_rtp_recvfrom)(struct _RtpSession *t, int idx, mblk_t *msg, int flags, struct sockaddr *from, socklen_t *fromlen);
  int (*t_rtcp_sendto)(struct _RtpSession *t, mblk_t *msg, int flags, const struct sockaddr *to, socklen_t tolen);
  int (*t_rtcp_recvfrom)(struct _RtpSession *t, int idx, mblk_t *msg, int flags, struct sockaddr *from, socklen_t *fromlen);
  int (*t_rtp_refresh)(struct _RtpSession *t);
  int (*t_rtcp_refresh)(struct _RtpSession *t);
 
  void (*t_destroy)(struct _RtpTransport *t);
} RtpTransport;
 
#ifdef __cplusplus
extern "C" {
#endif
 
/* public API */
RtpModule *ortp_module_new(const char *name);
void ortp_module_add(RtpModule *module);
int ortp_module_set_option(RtpModule *module, int opt, void *value);
void ortp_module_free(RtpModule *module);
bool_t ortp_module_is_supported(const char *name);
 
/* private API */
void ortp_module_remove_all(void);
 
/* public API */
RtpTransport *ortp_transport_new(const char *name);
void ortp_transport_add(RtpTransport *transport);
int ortp_transport_set_option(RtpTransport *transport, int opt, void *value);
void ortp_transport_free(RtpTransport *transport);
bool_t ortp_transport_is_supported(const char *name);
 
/* private API */
void ortp_transport_remove_all(void);
 
#ifdef __cplusplus
}
#endif
 
#endif