Connectivity.h

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00001 /*
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00006  * 
00007  * Intel Open Source License 
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00038 #ifndef _CONNECTIVITY_H_
00039 #define _CONNECTIVITY_H_
00040 
00041 #include "SimEventHandler.h"
00042 #include <oasys/debug/DebugUtils.h>
00043 #include <oasys/debug/Logger.h>
00044 #include <oasys/util/StringUtils.h>
00045 
00046 namespace dtnsim {
00047 
00048 class Node;
00049 
00050 
00055 struct ConnState {
00060     ConnState(): open_(true), bw_(100000), latency_(10) {}
00061 
00065     ConnState(bool open, int bw, int latency)
00066         : open_(open), bw_(bw), latency_(latency) {}
00067 
00071     bool parse_bw(const char* bw_str, int* bw);
00072 
00076     bool parse_time(const char* time_str, int* time);
00077 
00082     bool parse_options(int argc, const char** argv, const char** invalidp);
00083 
00084     
00085     bool open_;
00086     int  bw_;
00087     int  latency_;
00088 };
00089 
00094 class Connectivity : public oasys::Logger, public SimEventHandler {
00095 public:
00099     static Connectivity* instance()
00100     {
00101         if (!instance_) {
00102             ASSERT(type_ != ""); // type must be set;
00103             instance_ = create_conn();
00104         }
00105         
00106         return instance_;
00107     }
00108 
00112     Connectivity();
00113 
00117     virtual ~Connectivity() {}
00118     
00122     const ConnState* lookup(Node* n1, Node* n2);
00123 
00127     virtual void process(SimEvent *e);
00128 
00132     virtual bool exec(int argc, const char** argv);
00133     
00134 protected:
00135     friend class ConnCommand;
00136     
00142     typedef oasys::StringHashMap<ConnState> StateTable;
00143     StateTable state_;
00144 
00148     static Connectivity* create_conn();
00149 
00153     void set_state(const char* n1, const char* n2, const ConnState& s);
00154     
00155     static std::string type_;           
00156     static Connectivity* instance_;     
00157 };
00158 
00159 } // namespace dtnsim
00160 
00161 #endif /* _CONNECTIVITY_H_ */

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