00001 // -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*- 00002 // 00003 // Time-stamp: <2000-09-15 12:52:53 haoboy> 00004 // 00005 00006 /* 00007 * parentnode.h 00008 * Copyright (C) 2000 by the University of Southern California 00009 * $Id: parentnode.h,v 1.4 2005/08/25 18:58:02 johnh Exp $ 00010 * 00011 * This program is free software; you can redistribute it and/or 00012 * modify it under the terms of the GNU General Public License, 00013 * version 2, as published by the Free Software Foundation. 00014 * 00015 * This program is distributed in the hope that it will be useful, 00016 * but WITHOUT ANY WARRANTY; without even the implied warranty of 00017 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00018 * GNU General Public License for more details. 00019 * 00020 * You should have received a copy of the GNU General Public License along 00021 * with this program; if not, write to the Free Software Foundation, Inc., 00022 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. 00023 * 00024 * 00025 * The copyright of this module includes the following 00026 * linking-with-specific-other-licenses addition: 00027 * 00028 * In addition, as a special exception, the copyright holders of 00029 * this module give you permission to combine (via static or 00030 * dynamic linking) this module with free software programs or 00031 * libraries that are released under the GNU LGPL and with code 00032 * included in the standard release of ns-2 under the Apache 2.0 00033 * license or under otherwise-compatible licenses with advertising 00034 * requirements (or modified versions of such code, with unchanged 00035 * license). You may copy and distribute such a system following the 00036 * terms of the GNU GPL for this module and the licenses of the 00037 * other code concerned, provided that you include the source code of 00038 * that other code when and as the GNU GPL requires distribution of 00039 * source code. 00040 * 00041 * Note that people who make modified versions of this module 00042 * are not obligated to grant this special exception for their 00043 * modified versions; it is their choice whether to do so. The GNU 00044 * General Public License gives permission to release a modified 00045 * version without this exception; this exception also makes it 00046 * possible to release a modified version which carries forward this 00047 * exception. 00048 * 00049 */ 00050 00051 #ifndef ns_parentnode_h 00052 #define ns_parentnode_h 00053 00054 #include "address.h" 00055 #include "classifier-addr.h" 00056 #include "rtmodule.h" 00057 00058 class NsObject; 00059 00060 /* Class ParentNode : from which all node types including Node, LanNode etc evolve */ 00061 00062 class ParentNode : public TclObject { 00063 public: 00064 ParentNode() : nodeid_(-1), address_(-1) {} 00065 /*virtual int command(int argc, const char*const* argv) {}*/ 00066 virtual inline int address() { return address_;} 00067 virtual inline int nodeid() { return nodeid_;} 00068 virtual void add_route (char *, NsObject *) {} 00069 virtual void delete_route (char *, NsObject *) {} 00070 virtual void set_table_size(int nn) {} 00071 virtual void set_table_size(int lev, int nn) {} 00072 protected: 00073 int nodeid_; 00074 int address_; 00075 }; 00076 00077 00078 /* LanNode: Lan implementation as a virtual node: 00079 LanNode mimics a real 00080 node and uses an address (id) from Node's address space */ 00081 00082 class LanNode : public ParentNode { 00083 public: 00084 LanNode() : ParentNode() {} 00085 virtual int command(int argc, const char*const* argv); 00086 }; 00087 00088 00089 /* AbsLanNode: 00090 It create an abstract LAN. 00091 An abstract lan is one in which the complex CSMA/CD 00092 contention mechanism is replaced by a simple DropTail 00093 queue mechanism. */ 00094 00095 class AbsLanNode : public ParentNode { 00096 public: 00097 AbsLanNode() : ParentNode() {} 00098 virtual int command(int argc, const char*const* argv); 00099 }; 00100 00101 00102 /* Node/Broadcast: used for sun's implementation of MIP; 00103 why is this version of MIP used when (CMU's) wireless 00104 version is also available?? doesn't make sense to have both; 00105 */ 00106 00107 class BroadcastNode : public ParentNode { 00108 public: 00109 BroadcastNode() : ParentNode(), classifier_(NULL) {} 00110 virtual int command(int argc, const char*const* argv); 00111 virtual void add_route (char *dst, NsObject *target); 00112 virtual void delete_route (char *dst, NsObject *nullagent); 00113 //virtual void set_table_size(int nn) {} 00114 //virtual void set_table_size(int lev, int nn) {} 00115 private: 00116 BcastAddressClassifier *classifier_; 00117 }; 00118 00119 #endif /* ---ns_lannode_h */ 00120
1.7.1