ccRTP
base.h
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1// Copyright (C) 2001-2015 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 Lesser General Public License
14// along with GNU ccRTP. If not, see <http://www.gnu.org/licenses/>.
15//
16// As a special exception, you may use this file as part of a free software
17// library without restriction. Specifically, if other files instantiate
18// templates or use macros or inline functions from this file, or you compile
19// this file and link it with other files to produce an executable, this
20// file does not by itself cause the resulting executable to be covered by
21// the GNU General Public License. This exception does not however
22// invalidate any other reasons why the executable file might be covered by
23// the GNU General Public License.
24//
25// This exception applies only to the code released under the name GNU
26// ccRTP. If you copy code from other releases into a copy of GNU
27// ccRTP, as the General Public License permits, the exception does
28// not apply to the code that you add in this way. To avoid misleading
29// anyone as to the status of such modified files, you must delete
30// this exception notice from them.
31//
32// If you write modifications of your own for GNU ccRTP, it is your choice
33// whether to permit this exception to apply to your modifications.
34// If you do not wish that, delete this exception notice.
35//
36
37#ifndef CCXX_RTP_BASE_H_
38#define CCXX_RTP_BASE_H_
39
40#ifndef CCXX_SOCKET_H_
41#include <commoncpp/config.h>
42#include <commoncpp/socket.h>
43#include <commoncpp/udp.h>
44#endif
45
46#ifndef CCXX_PACKING
47#if defined(__GNUC__)
48#define CCXX_PACKED
49#elif !defined(__hpux) && !defined(_AIX)
50#define CCXX_PACKED
51#endif
52#endif
53
54NAMESPACE_COMMONCPP
55
64const uint8 CCRTP_VERSION = 2;
65
67typedef uint32 microtimeout_t;
68
70typedef uint32 nanotimeout_t;
71
79__EXPORT timeval
81
89inline microtimeout_t
90timeval2microtimeout(const timeval& t)
91{ return ((t.tv_sec * 1000000ul) + t.tv_usec); }
92
101inline microtimeout_t
102timevalDiff2microtimeout(const timeval& t1, const timeval& t2)
103{
104 return ((t1.tv_sec - t2.tv_sec) * 1000000ul) +
105 (t1.tv_usec - t2.tv_usec);
106}
107
109const tpport_t DefaultRTPDataPort = 5004;
110
112const tpport_t DefaultRTCPPort = 5005;
113
114END_NAMESPACE
115
116#endif // ndef CCXX_RTP_BASE_H_
117
microtimeout_t timeval2microtimeout(const timeval &t)
Convert a time interval, expressed as a timeval value into a microseconds counter.
Definition base.h:90
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:102
__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:70
const tpport_t DefaultRTCPPort
registered default RTCP transport port
Definition base.h:112
uint32 microtimeout_t
Time interval expressed in microseconds.
Definition base.h:67
const tpport_t DefaultRTPDataPort
registered default RTP data transport port
Definition base.h:109
const uint8 CCRTP_VERSION
RTP protocol version supported.
Definition base.h:64