Node.h

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00001 /*
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00004  * this license. If you do not agree to this license, do not download,
00005  * install, copy or use the software.
00006  * 
00007  * Intel Open Source License 
00008  * 
00009  * Copyright (c) 2004 Intel Corporation. All rights reserved. 
00010  * 
00011  * Redistribution and use in source and binary forms, with or without
00012  * modification, are permitted provided that the following conditions are
00013  * met:
00014  * 
00015  *   Redistributions of source code must retain the above copyright
00016  *   notice, this list of conditions and the following disclaimer.
00017  * 
00018  *   Redistributions in binary form must reproduce the above copyright
00019  *   notice, this list of conditions and the following disclaimer in the
00020  *   documentation and/or other materials provided with the distribution.
00021  * 
00022  *   Neither the name of the Intel Corporation nor the names of its
00023  *   contributors may be used to endorse or promote products derived from
00024  *   this software without specific prior written permission.
00025  *  
00026  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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00036  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00037  */
00038 #ifndef _NODE_H_
00039 #define _NODE_H_
00040 
00041 #include <oasys/debug/DebugUtils.h>
00042 #include <oasys/debug/Log.h>
00043 
00044 #include "SimEventHandler.h"
00045 #include "bundling/BundleDaemon.h"
00046 
00047 using namespace dtn;
00048 
00049 namespace dtn {
00050 
00051 class ContactManager;
00052 
00053 }
00054 
00055 namespace dtnsim {
00056 
00065 class Node : public SimEventHandler, public BundleDaemon {
00066 public:
00070     Node(const char* name);
00071 
00075     void do_init();
00076 
00080     virtual ~Node() {}
00081         
00086     virtual void post_event(BundleEvent* event);
00087     
00091     virtual void process(SimEvent *e);
00092 
00096     void process_bundle_events();
00097     
00101     const char* name() { return name_.c_str(); }
00102     
00106     BundleRouter* router() { return router_; }
00107 
00116     void set_active()
00117     {
00118         instance_ = this;
00119         oasys::Log::instance()->set_prefix(name_.c_str());
00120     }
00121 
00125     static Node* active_node()
00126     {
00127         return (Node*)instance_;
00128     }
00129 
00133     u_int32_t next_bundleid()
00134     {
00135         return next_bundleid_++;
00136     }
00137 
00141     u_int32_t next_regid()
00142     {
00143         return next_regid_++;
00144     }
00145     
00146 //     /**
00147 //      * Action when informed that message transmission is finished.
00148 //      * Invoked by SimContact
00149 //      */
00150 //     virtual  void chewing_complete(SimContact* c, double size, Message* msg) = 0;
00151     
00152 //     /**
00153 //      * Action when a contact opens/closes
00154 //      * Invoked by SimContact
00155 //      */
00156 //     virtual  void open_contact(SimContact* c) = 0;
00157 //     virtual  void close_contact(SimContact* c) = 0;
00158 
00159 //     /**
00160 //      * Action when the MESSAGE_RECEIVED event arrives
00161 //      */
00162 //     virtual  void message_received(Message* msg) = 0;
00163     
00164 //     virtual  void create_consumer() {};
00165     
00166 protected:
00167     const std::string   name_;
00168     u_int32_t           next_bundleid_;
00169     u_int32_t           next_regid_;
00170     std::queue<BundleEvent*>* eventq_;
00171 };
00172 
00173 } // namespace dtnsim
00174 
00175 #endif /* _NODE_H_ */

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