oRTP: /usr/obj/ports_mfs/ortp-0.24.2/ortp-0.24.2/src/rtpsession_priv.h Source File

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rtpsession_priv.h
1 /*
2 The oRTP library is an RTP (Realtime Transport Protocol - rfc3550) stack.
3 Copyright (C) 2001 Simon MORLAT simon.morlat@linphone.org
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
18 */
19
20 #ifndef rtpsession_priv_h
21 #define rtpsession_priv_h
22
23 #include "ortp/rtpsession.h"
24
25 #define IP_UDP_OVERHEAD (20 + 8)
26 #define IP6_UDP_OVERHEAD (40 + 8)
27
28 #define RTCP_XR_GMIN 16 /* Recommended value of Gmin from RFC3611, section 4.7.6 */
29
30 typedef enum {
31 RTP_SESSION_RECV_SYNC=1, /* the rtp session is synchronising in the incoming stream */
32 RTP_SESSION_FIRST_PACKET_DELIVERED=1<<1,
33 RTP_SESSION_SCHEDULED=1<<2,/* the scheduler controls this session*/
34 RTP_SESSION_BLOCKING_MODE=1<<3, /* in blocking mode */
35 RTP_SESSION_RECV_NOT_STARTED=1<<4, /* the application has not started to try to recv */
36 RTP_SESSION_SEND_NOT_STARTED=1<<5, /* the application has not started to send something */
37 RTP_SESSION_IN_SCHEDULER=1<<6, /* the rtp session is in the scheduler list */
38 RTP_SESSION_USING_EXT_SOCKETS=1<<7, /* the session is using externaly supplied sockets */
39 RTP_SOCKET_CONNECTED=1<<8,
40 RTCP_SOCKET_CONNECTED=1<<9,
41 RTP_SESSION_USING_TRANSPORT=1<<10,
42 RTCP_OVERRIDE_LOST_PACKETS=1<<11,
43 RTCP_OVERRIDE_JITTER=1<<12,
44 RTCP_OVERRIDE_DELAY=1<<13,
45 RTP_SESSION_RECV_SEQ_INIT=1<<14,
46 RTP_SESSION_FLUSH=1<<15
47 }RtpSessionFlags;
48
49 #define rtp_session_using_transport(s, stream) (((s)->flags & RTP_SESSION_USING_TRANSPORT) && (s->stream.gs.tr != 0))
50
51 int rtp_session_rtp_recv_abstract(ortp_socket_t socket, mblk_t *msg, int flags, struct sockaddr *from, socklen_t *fromlen);
52
53 void rtp_session_update_payload_type(RtpSession * session, int pt);
54 int rtp_putq(queue_t *q, mblk_t *mp);
55 mblk_t * rtp_getq(queue_t *q, uint32_t ts, int *rejected);
56 int rtp_session_rtp_recv(RtpSession * session, uint32_t ts);
57 int rtp_session_rtcp_recv(RtpSession * session);
58 int rtp_session_rtp_send (RtpSession * session, mblk_t * m);
59 int rtp_session_rtcp_send (RtpSession * session, mblk_t * m);
60
61 void rtp_session_rtp_parse(RtpSession *session, mblk_t *mp, uint32_t local_str_ts, struct sockaddr *addr, socklen_t addrlen);
62
63 void rtp_session_run_rtcp_send_scheduler(RtpSession *session);
64 void update_avg_rtcp_size(RtpSession *session, int bytes);
65
66 mblk_t * rtp_session_network_simulate(RtpSession *session, mblk_t *input, bool_t *is_rtp_packet);
67 void ortp_network_simulator_destroy(OrtpNetworkSimulatorCtx *sim);
68
69 void rtcp_common_header_init(rtcp_common_header_t *ch, RtpSession *s,int type, int rc, int bytes_len);
70
71 mblk_t * make_xr_rcvr_rtt(RtpSession *session);
72 mblk_t * make_xr_dlrr(RtpSession *session);
73 mblk_t * make_xr_stat_summary(RtpSession *session);
74 mblk_t * make_xr_voip_metrics(RtpSession *session);
75
76 bool_t rtcp_is_RTPFB_internal(const mblk_t *m);
77 bool_t rtcp_is_PSFB_internal(const mblk_t *m);
78 bool_t rtp_session_has_fb_packets_to_send(RtpSession *session);
79 void rtp_session_send_regular_rtcp_packet_and_reschedule(RtpSession *session, uint64_t tc);
80 void rtp_session_send_fb_rtcp_packet_and_reschedule(RtpSession *session);
81
82 void ortp_stream_clear_aux_addresses(OrtpStream *os);
83 /*
84 * no more public, use modifier instead
85 * */
86 void rtp_session_set_transports(RtpSession *session, RtpTransport *rtptr, RtpTransport *rtcptr);
87
88 ORTP_PUBLIC bool_t rtp_profile_is_telephone_event(const RtpProfile *prof, int pt);
89
90 #endif
_RtpSession
Definition: rtpsession.h:348
msgb
Definition: str_utils.h:49
rtcp_common_header
Definition: rtcp.h:51
_queue
Definition: str_utils.h:78
_OrtpNetworkSimulatorCtx
Definition: rtpsession.h:147
_RtpTransport
Definition: rtpsession.h:109
_OrtpStream
Definition: rtpsession.h:265
rtpsession.h
The RtpSession api.
_RtpProfile
Definition: rtpprofile.h:41