rtmodule.h
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- // -*- Mode:C++; c-basic-offset:8; tab-width:8; indent-tabs-mode:t -*-
- /*
- * Copyright (C) 2000 by the University of Southern California
- * $Id: rtmodule.h,v 1.15 2005/08/25 18:58:12 johnh 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.
- *
- */
- /*
- * $Header: /cvsroot/nsnam/ns-2/routing/rtmodule.h,v 1.15 2005/08/25 18:58:12 johnh Exp $
- *
- * Definition of RoutingModule, base class for all extensions to routing
- * functionality in a Node. These modules are meant to be "plugin", and
- * should be configured via node-config{} interface in tcl/lib/ns-lib.tcl.
- */
- #ifndef ns_rtmodule_h
- #define ns_rtmodule_h
- #include <tclcl.h>
- #include "addr-params.h"
- #include "classifier.h"
- #include "classifier-hash.h"
- #include "classifier-hier.h"
- class NsObject;
- class Node;
- class VirtualClassifier;
- class DestHashClassifier;
- class RoutingModule : public TclObject {
- public:
- RoutingModule();
- /*
- * Returns the node to which this module is attached.
- */
- inline Node* node() { return n_; }
- /*
- * Node-related module-specific initialization can be done here.
- * However: (1) RoutingModule::attach() must be called from derived
- * class so the value of n_ is setup, (2) module-specific
- * initialization that does not require knowledge of Node should
- * always stay in the module constructor.
- *
- * Return TCL_ERROR if initialization fails.
- */
- virtual int attach(Node *n) { n_ = n; return TCL_OK; }
- virtual int command(int argc, const char*const* argv);
- virtual const char* module_name() const { return NULL; }
- /* support for populating rtg table */
- void route_notify(RoutingModule *rtm);
- void unreg_route_notify(RoutingModule *rtm);
- virtual void add_route(char *dst, NsObject *target);
- virtual void delete_route(char *dst, NsObject *nullagent);
- void set_table_size(int nn);
- void set_table_size(int level, int csize);
- RoutingModule *next_rtm_;
-
- protected:
- Node *n_;
- Classifier *classifier_;
- };
- class BaseRoutingModule : public RoutingModule {
- public:
- BaseRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "Base"; }
- virtual int command(int argc, const char*const* argv);
- protected:
- DestHashClassifier *classifier_;
- };
- class McastRoutingModule : public RoutingModule {
- public:
- McastRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "Mcast"; }
- virtual int command(int argc, const char*const* argv);
- protected:
- DestHashClassifier *classifier_;
- };
- class HierRoutingModule : public RoutingModule {
- public:
- HierRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "Hier"; }
- virtual int command(int argc, const char*const* argv);
- protected:
- HierClassifier *classifier_;
- };
- class ManualRoutingModule : public RoutingModule {
- public:
- ManualRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "Manual"; }
- virtual int command(int argc, const char*const* argv);
- void add_route(char *dst, NsObject *target);
- protected:
- DestHashClassifier *classifier_;
- };
- class SourceRoutingModule : public RoutingModule {
- public:
- SourceRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "Source"; }
- virtual int command(int argc, const char*const* argv);
- };
- class QSRoutingModule : public RoutingModule {
- public:
- QSRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "QS"; }
- virtual int command(int argc, const char*const* argv);
- };
- class VcRoutingModule : public RoutingModule {
- public:
- VcRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "VC"; }
- virtual int command(int argc, const char*const* argv);
- virtual void add_route(char *, NsObject *);
- };
- class PgmRoutingModule : public RoutingModule {
- public:
- PgmRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "PGM"; }
- };
- class LmsRoutingModule : public RoutingModule {
- public:
- LmsRoutingModule() : RoutingModule() {}
- virtual const char* module_name() const { return "LMS"; }
- // virtual int command(int argc, const char*const* argv);
- virtual void add_route(char *dst, NsObject *target){}
- };
- #endif // ns_rtmodule_h