ccRTP
base.h
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1// Copyright (C) 2001-2005 Federico Montesino Pouzols <fedemp@altern.org>.
2//
3// This program is free software; you can redistribute it and/or modify
4// it under the terms of the GNU General Public License as published by
5// the Free Software Foundation; either version 2 of the License, or
6// (at your option) any later version.
7//
8// This program is distributed in the hope that it will be useful,
9// but WITHOUT ANY WARRANTY; without even the implied warranty of
10// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11// GNU General Public License for more details.
12//
13// You should have received a copy of the GNU General Public License
14// along with this program; if not, write to the Free Software
15// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
16//
17// As a special exception, you may use this file as part of a free software
18// library without restriction. Specifically, if other files instantiate
19// templates or use macros or inline functions from this file, or you compile
20// this file and link it with other files to produce an executable, this
21// file does not by itself cause the resulting executable to be covered by
22// the GNU General Public License. This exception does not however
23// invalidate any other reasons why the executable file might be covered by
24// the GNU General Public License.
25//
26// This exception applies only to the code released under the name GNU
27// ccRTP. If you copy code from other releases into a copy of GNU
28// ccRTP, as the General Public License permits, the exception does
29// not apply to the code that you add in this way. To avoid misleading
30// anyone as to the status of such modified files, you must delete
31// this exception notice from them.
32//
33// If you write modifications of your own for GNU ccRTP, it is your choice
34// whether to permit this exception to apply to your modifications.
35// If you do not wish that, delete this exception notice.
36//
37
38#ifndef CCXX_RTP_BASE_H_
39#define CCXX_RTP_BASE_H_
40
41#ifndef CCXX_SOCKET_H_
42#include <commoncpp/config.h>
43#include <commoncpp/socket.h>
44#include <commoncpp/udp.h>
45#endif
46
47#ifndef CCXX_PACKING
48#if defined(__GNUC__)
49#define CCXX_PACKED
50#elif !defined(__hpux) && !defined(_AIX)
51#define CCXX_PACKED
52#endif
53#endif
54
55NAMESPACE_COMMONCPP
56
65const uint8 CCRTP_VERSION = 2;
66
68typedef uint32 microtimeout_t;
69
71typedef uint32 nanotimeout_t;
72
80__EXPORT timeval
82
90inline microtimeout_t
91timeval2microtimeout(const timeval& t)
92{ return ((t.tv_sec * 1000000ul) + t.tv_usec); }
93
102inline microtimeout_t
103timevalDiff2microtimeout(const timeval& t1, const timeval& t2)
104{
105 return ((t1.tv_sec - t2.tv_sec) * 1000000ul) +
106 (t1.tv_usec - t2.tv_usec);
107}
108
110const tpport_t DefaultRTPDataPort = 5004;
111
113const tpport_t DefaultRTCPPort = 5005;
114
115END_NAMESPACE
116
117#endif // ndef CCXX_RTP_BASE_H_
118
microtimeout_t timeval2microtimeout(const timeval &t)
Convert a time interval, expressed as a timeval value into a microseconds counter.
Definition base.h:91
microtimeout_t timevalDiff2microtimeout(const timeval &t1, const timeval &t2)
Convert a time interval, expressed as the difference between two timeval values (t1-t2),...
Definition base.h:103
__EXPORT timeval microtimeout2Timeval(microtimeout_t to)
Convert a time interval, expressed as a microtimeout_t (number of microseconds), into a timeval value...
uint32 nanotimeout_t
Time interval expressed in nanoseconds.
Definition base.h:71
const tpport_t DefaultRTCPPort
registered default RTCP transport port
Definition base.h:113
uint32 microtimeout_t
Time interval expressed in microseconds.
Definition base.h:68
const tpport_t DefaultRTPDataPort
registered default RTP data transport port
Definition base.h:110
const uint8 CCRTP_VERSION
RTP protocol version supported.
Definition base.h:65