ACE/examples/ASX/Event_Server/Transceiver/transceiver.h

   1 /* -*- C++ -*- */
   2 #ifndef ACE_TRANSCEIVER_H
   3 #define ACE_TRANSCEIVER_H
   4
   5 #include "ace/SOCK_Stream.h"
   6 #include "ace/Svc_Handler.h"
   7
   8 // Generate and receives messages from the event server.
   9 //
  10 // This class is both a consumer and supplier of events, i.e.,
  11 // it's a ``transceiver.''
  12 class Event_Transceiver : public ACE_Svc_Handler<ACE_SOCK_STREAM, ACE_NULL_SYNCH>
  13 {
  14 public:
  15   // Performs the actual initialization.
  16   Event_Transceiver (int argc, ACE_TCHAR *argv[]);
  17
  18   // No-op constructor (required by the <ACE_Connector>).
  19   Event_Transceiver ();
  20
  21   // = Svc_Handler hook called by the <ACE_Connector>.
  22   // Initialize the transceiver when we are connected.
  23   virtual int open (void *);
  24
  25   // = Demultplexing hooks from the <ACE_Reactor>.
  26   // Receive data from STDIN or socket.
  27   virtual int handle_input (ACE_HANDLE);
  28
  29   // Close down via SIGINT.
  30   virtual int handle_signal (int signum, siginfo_t *, ucontext_t *);
  31
  32   // Close down the event loop.
  33   virtual int handle_close (ACE_HANDLE, ACE_Reactor_Mask);
  34
  35 private:
  36   // Reads data from socket and writes to ACE_STDOUT.
  37   int receiver ();
  38
  39   // Writes data from ACE_STDIN to socket.
  40   int transmitter ();
  41
  42   // Parse the command-line arguments.
  43   int parse_args (int argc, ACE_TCHAR *argv[]);
  44
  45   // Port number of event server.
  46   u_short port_number_;
  47
  48   // Name of event server.
  49   const ACE_TCHAR *host_name_;
  50
  51   // Are we playing the Consumer or Supplier role?
  52   const ACE_TCHAR *role_;
  53 };
  54
  55 #endif /* ACE_TRANSCEIVER_H */