00001 00002 /* 00003 * constants.h 00004 * Copyright (C) 2000 by the University of Southern California 00005 * $Id: constants.h,v 1.3 2005/08/25 18:58:04 johnh Exp $ 00006 * 00007 * This program is free software; you can redistribute it and/or 00008 * modify it under the terms of the GNU General Public License, 00009 * version 2, as published by the Free Software Foundation. 00010 * 00011 * This program is distributed in the hope that it will be useful, 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00014 * GNU General Public License for more details. 00015 * 00016 * You should have received a copy of the GNU General Public License along 00017 * with this program; if not, write to the Free Software Foundation, Inc., 00018 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. 00019 * 00020 * 00021 * The copyright of this module includes the following 00022 * linking-with-specific-other-licenses addition: 00023 * 00024 * In addition, as a special exception, the copyright holders of 00025 * this module give you permission to combine (via static or 00026 * dynamic linking) this module with free software programs or 00027 * libraries that are released under the GNU LGPL and with code 00028 * included in the standard release of ns-2 under the Apache 2.0 00029 * license or under otherwise-compatible licenses with advertising 00030 * requirements (or modified versions of such code, with unchanged 00031 * license). You may copy and distribute such a system following the 00032 * terms of the GNU GPL for this module and the licenses of the 00033 * other code concerned, provided that you include the source code of 00034 * that other code when and as the GNU GPL requires distribution of 00035 * source code. 00036 * 00037 * Note that people who make modified versions of this module 00038 * are not obligated to grant this special exception for their 00039 * modified versions; it is their choice whether to do so. The GNU 00040 * General Public License gives permission to release a modified 00041 * version without this exception; this exception also makes it 00042 * possible to release a modified version which carries forward this 00043 * exception. 00044 * 00045 */ 00046 00047 // Other copyrights might apply to parts of this software and are so 00048 // noted when applicable. 00049 // 00050 // Ported from CMU/Monarch's code, appropriate copyright applies. 00051 00052 /* constants.h 00053 00054 nice constants to know about that are used in various places 00055 */ 00056 00057 #ifndef _constants_h 00058 #define _constants_h 00059 00060 #include "path.h" 00061 00062 /************** exported from lsnode.cc **************/ 00063 extern Time RR_timeout; // (sec) route request timeout 00064 extern Time arp_timeout; // (sec) arp request timeout 00065 extern Time retry_arp_period; // secs time between arps 00066 extern Time rt_rq_period; // secs length of one backoff period 00067 extern Time rt_rq_max_period; // secs maximum time between rt reqs 00068 extern Time rt_rep_holdoff_period; 00069 // to determine how long to sit on our rt reply we pick a number 00070 // U(O.0,rt_rep_holdoff_period) + (our route length-1)*rt_rep_holdoff 00071 00072 extern Time process_time; // average time taken to process a packet 00073 00074 #endif // _constants_h
1.7.1