diffapp.cc
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- //
- // diffapp.cc : Base Class for Diffusion Apps and Filters
- // author : Fabio Silva and Padma Haldar
- //
- // Copyright (C) 2000-2002 by the University of Southern California
- // $Id: diffapp.cc,v 1.11 2005/09/13 04:53:49 tomh Exp $
- //
- // This program is free software; you can redistribute it and/or
- // modify it under the terms of the GNU General Public License,
- // version 2, as published by the Free Software Foundation.
- //
- // This program is distributed in the hope that it will be useful,
- // but WITHOUT ANY WARRANTY; without even the implied warranty of
- // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- // GNU General Public License for more details.
- //
- // You should have received a copy of the GNU General Public License along
- // with this program; if not, write to the Free Software Foundation, Inc.,
- // 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
- //
- // Linking this file statically or dynamically with other modules is making
- // a combined work based on this file. Thus, the terms and conditions of
- // the GNU General Public License cover the whole combination.
- //
- // In addition, as a special exception, the copyright holders of this file
- // give you permission to combine this file with free software programs or
- // libraries that are released under the GNU LGPL and with code included in
- // the standard release of ns-2 under the Apache 2.0 license or under
- // otherwise-compatible licenses with advertising requirements (or modified
- // versions of such code, with unchanged license). You may copy and
- // distribute such a system following the terms of the GNU GPL for this
- // file and the licenses of the other code concerned, provided that you
- // include the source code of that other code when and as the GNU GPL
- // requires distribution of source code.
- //
- // Note that people who make modified versions of this file are not
- // obligated to grant this special exception for their modified versions;
- // it is their choice whether to do so. The GNU General Public License
- // gives permission to release a modified version without this exception;
- // this exception also makes it possible to release a modified version
- // which carries forward this exception.
- //
- #include "diffapp.hh"
- #ifdef NS_DIFFUSION
- int DiffApp::command(int argc, const char*const* argv) {
- if (argc == 2) {
- if (strcmp(argv[1], "start") == 0) {
- start();
- return TCL_OK;
- }
- }
- if (argc == 3) {
- if (strcmp(argv[1], "dr") == 0) {
- DiffAppAgent *agent;
- agent = (DiffAppAgent *)TclObject::lookup(argv[2]);
- dr_ = agent->dr();
- return TCL_OK;
- }
- }
- return Application::command(argc, argv);
- }
- #else
- void DiffApp::usage(char *s){
- DiffPrint(DEBUG_ALWAYS, "Usage: %s [-d debug] [-p port] [-f file] [-h]nn", s);
- DiffPrint(DEBUG_ALWAYS, "t-d - Sets debug level (0-10)n");
- DiffPrint(DEBUG_ALWAYS, "t-p - Uses port 'port' to talk to diffusionn");
- DiffPrint(DEBUG_ALWAYS, "t-f - Specifies a config filen");
- DiffPrint(DEBUG_ALWAYS, "t-h - Prints this informationn");
- DiffPrint(DEBUG_ALWAYS, "n");
- exit(0);
- }
- void DiffApp::parseCommandLine(int argc, char **argv)
- {
- u_int16_t diff_port = DEFAULT_DIFFUSION_PORT;
- int debug_level;
- int opt;
- config_file_ = NULL;
- opterr = 0;
- while (1){
- opt = getopt(argc, argv, "f:hd:p:");
- switch (opt){
- case 'p':
- diff_port = (u_int16_t) atoi(optarg);
- if ((diff_port < 1024) || (diff_port >= 65535)){
- DiffPrint(DEBUG_ALWAYS, "Error: Diffusion port must be between 1024 and 65535 !n");
- exit(-1);
- }
- break;
- case 'h':
- usage(argv[0]);
- break;
- case 'd':
- debug_level = atoi(optarg);
- if (debug_level < 1 || debug_level > 10){
- DiffPrint(DEBUG_ALWAYS, "Error: Debug level outside range or missing !n");
- usage(argv[0]);
- }
- global_debug_level = debug_level;
- break;
- case 'f':
- if (!strncasecmp(optarg, "-", 1)){
- DiffPrint(DEBUG_ALWAYS, "Error: Parameter missing !n");
- usage(argv[0]);
- }
- config_file_ = strdup(optarg);
- break;
- case '?':
- DiffPrint(DEBUG_ALWAYS,
- "Error: %c isn't a valid option or its parameter is missing !n", optopt);
- usage(argv[0]);
- break;
- case ':':
- DiffPrint(DEBUG_ALWAYS, "Parameter missing !n");
- usage(argv[0]);
- break;
- }
- if (opt == -1)
- break;
- }
- diffusion_port_ = diff_port;
- }
- #endif // NS_DIFFUSION