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base.h

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00001 // Copyright (C) 2001-2005 Federico Montesino Pouzols <fedemp@altern.org>.
00002 // 
00003 // This program is free software; you can redistribute it and/or modify
00004 // it under the terms of the GNU General Public License as published by
00005 // the Free Software Foundation; either version 2 of the License, or
00006 // (at your option) any later version.
00007 // 
00008 // This program is distributed in the hope that it will be useful,
00009 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00010 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00011 // GNU General Public License for more details.
00012 // 
00013 // You should have received a copy of the GNU General Public License
00014 // along with this program; if not, write to the Free Software 
00015 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00016 // 
00017 // As a special exception, you may use this file as part of a free software
00018 // library without restriction.  Specifically, if other files instantiate
00019 // templates or use macros or inline functions from this file, or you compile
00020 // this file and link it with other files to produce an executable, this
00021 // file does not by itself cause the resulting executable to be covered by
00022 // the GNU General Public License.  This exception does not however    
00023 // invalidate any other reasons why the executable file might be covered by
00024 // the GNU General Public License.    
00025 //
00026 // This exception applies only to the code released under the name GNU
00027 // ccRTP.  If you copy code from other releases into a copy of GNU
00028 // ccRTP, as the General Public License permits, the exception does
00029 // not apply to the code that you add in this way.  To avoid misleading
00030 // anyone as to the status of such modified files, you must delete
00031 // this exception notice from them.
00032 //
00033 // If you write modifications of your own for GNU ccRTP, it is your choice
00034 // whether to permit this exception to apply to your modifications.
00035 // If you do not wish that, delete this exception notice.
00036 //
00037 
00038 #ifndef CCXX_RTP_BASE_H_
00039 #define CCXX_RTP_BASE_H_
00040 
00041 #ifndef CCXX_SOCKET_H_
00042 #include <cc++/config.h>
00043 #include <cc++/socket.h>
00044 #endif
00045 
00046 #ifndef CCXX_PACKING
00047 #if defined(__GNUC__)
00048 #define CCXX_PACKED
00049 #elif !defined(__hpux) && !defined(_AIX)
00050 #define CCXX_PACKED        
00051 #endif 
00052 #endif
00053 
00054 #ifdef CCXX_NAMESPACES
00055 namespace ost {
00056 #endif
00057 
00065 
00066 const uint8 CCRTP_VERSION = 2;
00067 
00069 typedef uint32 microtimeout_t;
00070 
00072 typedef uint32 nanotimeout_t;
00073 
00081 __EXPORT timeval 
00082 microtimeout2Timeval(microtimeout_t to);
00083 
00091 inline microtimeout_t
00092 timeval2microtimeout(const timeval& t)
00093 { return ((t.tv_sec * 1000000ul) + t.tv_usec); }
00094 
00103 inline microtimeout_t
00104 timevalDiff2microtimeout(const timeval& t1, const timeval& t2)
00105 {
00106         return ((t1.tv_sec - t2.tv_sec) * 1000000ul) + 
00107                 (t1.tv_usec - t2.tv_usec);
00108 }
00109 
00111 const tpport_t DefaultRTPDataPort = 5004;
00112 
00114 const tpport_t DefaultRTCPPort = 5005;
00115 
00116 #ifndef HAVE_GETTIMEOFDAY
00117 #ifdef  WIN32
00118 __EXPORT int
00119 gettimeofday(struct timeval *tv_, void *tz_);
00120 #endif
00121 #endif
00122 
00123 #ifdef  CCXX_NAMESPACES
00124 }
00125 #endif
00126 
00127 #endif  // ndef CCXX_RTP_BASE_H_
00128 

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