classifier-lms.cc
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- /*
- * classifier-lms.cc
- * Copyright (C) 2001 by the University of Southern California
- * $Id: classifier-lms.cc,v 1.3 2006/02/21 15:20:19 mahrenho 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.
- *
- *
- * The copyright of this module includes the following
- * linking-with-specific-other-licenses addition:
- *
- * In addition, as a special exception, the copyright holders of
- * this module give you permission to combine (via static or
- * dynamic linking) this module 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 module 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 module
- * 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.
- *
- */
- /*
- * Light-Weight Multicast Services (LMS), Reliable Multicast
- *
- * classifier-lms.cc
- *
- * This is the classifier used to pick out LMS packets entering a node.
- *
- * Christos Papadopoulos.
- * christos@isi.edu
- */
- #include "config.h"
- #include "packet.h"
- #include "ip.h"
- #include "classifier.h"
- class LmsClassifier : public Classifier {
- public:
- LmsClassifier();
- protected:
- int classify(Packet *const p)
- {
- hdr_cmn* h = HDR_CMN(p);
- if (h->ptype_ == PT_LMS)
- return 1;
- else return 0;
- }
- };
- static class LmsClassifierClass : public TclClass {
- public:
- LmsClassifierClass() : TclClass("Classifier/Lms") {}
- TclObject* create(int, const char*const*) {
- return (new LmsClassifier());
- }
- } class_lms_classifier;
- LmsClassifier::LmsClassifier() {}