00001 // 00002 // diffapp.hh : Base Class for Diffusion Apps and Filters 00003 // author : Fabio Silva and Padma Haldar 00004 // 00005 // Copyright (C) 2000-2002 by the University of Southern California 00006 // $Id: diffapp.hh,v 1.9 2005/09/13 04:53:49 tomh Exp $ 00007 // 00008 // This program is free software; you can redistribute it and/or 00009 // modify it under the terms of the GNU General Public License, 00010 // version 2, as published by the Free Software Foundation. 00011 // 00012 // This program is distributed in the hope that it will be useful, 00013 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 // GNU General Public License for more details. 00016 // 00017 // You should have received a copy of the GNU General Public License along 00018 // with this program; if not, write to the Free Software Foundation, Inc., 00019 // 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. 00020 // 00021 // Linking this file statically or dynamically with other modules is making 00022 // a combined work based on this file. Thus, the terms and conditions of 00023 // the GNU General Public License cover the whole combination. 00024 // 00025 // In addition, as a special exception, the copyright holders of this file 00026 // give you permission to combine this file with free software programs or 00027 // libraries that are released under the GNU LGPL and with code included in 00028 // the standard release of ns-2 under the Apache 2.0 license or under 00029 // otherwise-compatible licenses with advertising requirements (or modified 00030 // versions of such code, with unchanged license). You may copy and 00031 // distribute such a system following the terms of the GNU GPL for this 00032 // file and the licenses of the other code concerned, provided that you 00033 // include the source code of that other code when and as the GNU GPL 00034 // requires distribution of source code. 00035 // 00036 // Note that people who make modified versions of this file are not 00037 // obligated to grant this special exception for their modified versions; 00038 // it is their choice whether to do so. The GNU General Public License 00039 // gives permission to release a modified version without this exception; 00040 // this exception also makes it possible to release a modified version 00041 // which carries forward this exception. 00042 // 00043 // 00044 00045 // This file defines the DiffApp class, the base class for diffusion's 00046 // applications and filters. In addition to provide the basic NR class 00047 // pointer and other diffusion related variables, it also implements a 00048 // basic command line parsing that can be used to set debug level, 00049 // diffusion port and an optional configuration file (its name will be 00050 // stored in the char *config_file_ variable for later processing by 00051 // the application/filter. Also, the file includes everything 00052 // necessary for creating a diffusion application/filter. 00053 00054 #ifndef _DIFFAPP_HH_ 00055 #define _DIFFAPP_HH_ 00056 00057 #ifdef HAVE_CONFIG_H 00058 #include "config.h" 00059 #endif // HAVE_CONFIG_H 00060 00061 #include <stdlib.h> 00062 #include <stdio.h> 00063 #include "dr.hh" 00064 00065 #ifdef NS_DIFFUSION 00066 #include "app.h" 00067 class DiffApp : public Application { 00068 #else 00069 class DiffApp { 00070 #endif // NS_DIFFUSION 00071 public: 00072 virtual void run() = 0; 00073 #ifdef NS_DIFFUSION 00074 int command(int argc, const char*const* argv); 00075 #endif // NS_DIFFUSION 00076 protected: 00077 NR *dr_; 00078 u_int16_t diffusion_port_; 00079 char *config_file_; 00080 00081 #ifndef NS_DIFFUSION 00082 void usage(char *s); 00083 void parseCommandLine(int argc, char **argv); 00084 #endif // !NS_DIFFUSION 00085 }; 00086 00087 #endif // !_DIFFAPP_HH_