bbslsrv.h

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#ifndef bbslsrv_h
#define bbslsrv_h

#include <InterViews/resource.h>

class MessageList;
class WorkList;
class ReadyList;
class ResultList;

class MessageItem {
public:
   MessageItem();
   virtual ~MessageItem();
   MessageItem* next_;
   int type_;
   size_t size_; // for pickle type
   union {
      int i;
      double d;
      double* pd;
      char* s;
   }u;
};

class MessageValue : public Resource {
public:
   MessageValue();
   virtual ~MessageValue();
   void init_unpack();
   // following return 0 if success, -1 if failure
   int upkint(int*);
   int upkdouble(double*);
   int upkvec(int, double*);
   int upkstr(char*);
   int upkpickle(char*, size_t*);

   int pkint(int);
   int pkdouble(double);
   int pkvec(int, double*);
   int pkstr(const char*);
   int pkpickle(const char*, size_t);
private:
   MessageItem* link();
private:
   int type_;
   MessageItem* first_;
   MessageItem* last_;
   MessageItem* unpack_;
};

class BBSLocalServer {
public:
   BBSLocalServer();
   virtual ~BBSLocalServer();

   void post(const char* key, MessageValue*);
   boolean look(const char* key, MessageValue**);
   boolean look_take(const char* key, MessageValue**);

   void post_todo(int parentid, MessageValue*);
   void post_result(int id, MessageValue*);
   int look_take_todo(MessageValue**);
   int look_take_result(int pid, MessageValue**);
private:
   MessageList* messages_;
   WorkList* work_;
   ReadyList* todo_;
   ResultList* results_;
   int next_id_;
};

#endif