00001 /* -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- */ 00002 /* 00003 * Copyright (c) Xerox Corporation 1997. All rights reserved. 00004 * 00005 * This program is free software; you can redistribute it and/or modify it 00006 * under the terms of the GNU General Public License as published by the 00007 * Free Software Foundation; either version 2 of the License, or (at your 00008 * option) any later version. 00009 * 00010 * This program is distributed in the hope that it will be useful, but 00011 * WITHOUT ANY WARRANTY; without even the implied warranty of 00012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 * General Public License for more details. 00014 * 00015 * You should have received a copy of the GNU General Public License along 00016 * with this program; if not, write to the Free Software Foundation, Inc., 00017 * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA 00018 * 00019 * Linking this file statically or dynamically with other modules is making 00020 * a combined work based on this file. Thus, the terms and conditions of 00021 * the GNU General Public License cover the whole combination. 00022 * 00023 * In addition, as a special exception, the copyright holders of this file 00024 * give you permission to combine this file with free software programs or 00025 * libraries that are released under the GNU LGPL and with code included in 00026 * the standard release of ns-2 under the Apache 2.0 license or under 00027 * otherwise-compatible licenses with advertising requirements (or modified 00028 * versions of such code, with unchanged license). You may copy and 00029 * distribute such a system following the terms of the GNU GPL for this 00030 * file and the licenses of the other code concerned, provided that you 00031 * include the source code of that other code when and as the GNU GPL 00032 * requires distribution of source code. 00033 * 00034 * Note that people who make modified versions of this file are not 00035 * obligated to grant this special exception for their modified versions; 00036 * it is their choice whether to do so. The GNU General Public License 00037 * gives permission to release a modified version without this exception; 00038 * this exception also makes it possible to release a modified version 00039 * which carries forward this exception. 00040 * 00041 * $Header: /cvsroot/nsnam/ns-2/adc/resv.h,v 1.5 2005/08/26 05:05:28 tomh Exp $ 00042 */ 00043 00044 /* define a simple reservation header service */ 00045 00046 #ifndef ns_resv_h 00047 #define ns_resv_h 00048 00049 #include "config.h" 00050 #include "packet.h" 00051 00052 struct hdr_resv { 00053 double rate_; 00054 int bucket_; 00055 int decision_; //decision bit put in by intermediate routers 00056 00057 static int offset_; 00058 inline static int& offset() { return offset_; } 00059 inline static hdr_resv* access(const Packet* p) { 00060 return (hdr_resv*) p->access(offset_); 00061 } 00062 00063 //provide per field member functions 00064 double& rate() { return rate_; } 00065 int& bucket() { return bucket_; } 00066 int& decision() { return decision_; } 00067 }; 00068 00069 #endif 00070 00071 00072 00073 00074
1.7.1