event.h

/*
 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
*/
 
#ifndef ortp_events_h
#define ortp_events_h
 
#include <ortp/str_utils.h>
 
typedef mblk_t OrtpEvent;
 
typedef unsigned long OrtpEventType;
 
typedef struct RtpEndpoint {
  struct sockaddr_storage addr;
  socklen_t addrlen;
} RtpEndpoint;
 
typedef struct _ZrtpSas {
  char zrtp_sas[5];
  bool_t zrtp_sas_verified;
  char hash_name[32];
  char cipher_name[32];
  char auth_name[32];
  char sas_name[32];
  char pk_name[32];
} ZrtpSas;
 
struct _OrtpEventData {
  mblk_t *packet; /* most events are associated to a received packet */
  RtpEndpoint *ep;
  union {
    int telephone_event;
    int payload_type;
    ZrtpSas zrtp_sas;
  } info;
};
 
typedef struct _OrtpEventData OrtpEventData;
 
#ifdef __cplusplus
extern "C" {
#endif
 
RtpEndpoint *rtp_endpoint_new(struct sockaddr *addr, socklen_t addrlen);
RtpEndpoint *rtp_endpoint_dup(const RtpEndpoint *ep);
 
OrtpEvent *ortp_event_new(OrtpEventType tp);
OrtpEventType ortp_event_get_type(const OrtpEvent *ev);
/* type is one of the following*/
#define ORTP_EVENT_STUN_PACKET_RECEIVED 1
#define ORTP_EVENT_PAYLOAD_TYPE_CHANGED 2
#define ORTP_EVENT_TELEPHONE_EVENT 3
#define ORTP_EVENT_RTCP_PACKET_RECEIVED 4
#define ORTP_EVENT_ZRTP_SAS 5
 
OrtpEventData *ortp_event_get_data(OrtpEvent *ev);
void ortp_event_destroy(OrtpEvent *ev);
OrtpEvent *ortp_event_dup(OrtpEvent *ev);
 
typedef struct OrtpEvQueue {
  queue_t q;
  ortp_mutex_t mutex;
} OrtpEvQueue;
 
OrtpEvQueue *ortp_ev_queue_new(void);
void ortp_ev_queue_destroy(OrtpEvQueue *q);
OrtpEvent *ortp_ev_queue_get(OrtpEvQueue *q);
void ortp_ev_queue_flush(OrtpEvQueue *qp);
 
#ifdef __cplusplus
}
#endif
 
#endif