DiscoveryTable.h

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00001 /*
00002  *    Copyright 2006 Baylor University
00003  * 
00004  *    Licensed under the Apache License, Version 2.0 (the "License");
00005  *    you may not use this file except in compliance with the License.
00006  *    You may obtain a copy of the License at
00007  * 
00008  *        http://www.apache.org/licenses/LICENSE-2.0
00009  * 
00010  *    Unless required by applicable law or agreed to in writing, software
00011  *    distributed under the License is distributed on an "AS IS" BASIS,
00012  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  *    See the License for the specific language governing permissions and
00014  *    limitations under the License.
00015  */
00016 
00017 #ifndef _DISCOVERY_TABLE_H_
00018 #define _DISCOVERY_TABLE_H_
00019 
00020 #include <list>
00021 #include <oasys/debug/Log.h>
00022 #include <oasys/util/StringBuffer.h>
00023 #include <oasys/util/Singleton.h>
00024 
00025 namespace dtn {
00026 
00027 class Discovery;
00028 
00029 typedef std::list<Discovery*> DiscoveryList;
00030 
00031 class DiscoveryTable : public oasys::Singleton<DiscoveryTable,false>,
00032                        public oasys::Logger
00033 {
00034 public:
00035     virtual ~DiscoveryTable();
00036 
00037     static void init()
00038     {
00039         if (instance_ != NULL)
00040         {
00041             PANIC("DiscoveryTable already initialized");
00042         }
00043         instance_ = new DiscoveryTable();
00044     }
00045 
00046     bool add(const std::string& name, const char* addr_family,
00047              int argc, const char* argv[]);
00048 
00049     bool del(const std::string& name);
00050 
00051     void dump(oasys::StringBuffer* buf);
00052 
00053     void shutdown();
00054 
00055 protected:
00056     friend class DiscoveryCommand;
00057     friend class oasys::Singleton<DiscoveryTable>;
00058 
00059     DiscoveryTable();
00060 
00061     bool find(const std::string& name, DiscoveryList::iterator* iter);
00062 
00063     DiscoveryList dlist_;
00064 }; // class DiscoveryTable
00065     
00066 }; // namespace dtn
00067 
00068 #endif // _DISCOVERY_TABLE_H_

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