dsmpcsrv.h

Simple Module Procedure Call for windows & QNx

//
//	(S)imple (M)odule (P)rocedure (C)all
//
//  Version 1.1.3
//
//	SIC Dynamics	Copyright(C) - 1999
//
//  SMPC server declarations
//
#ifndef __DSMPCSRV_H
#define __DSMPCSRV_H

#include <smpc/dsmpc.h>

// SMPC-Server implementation
class DSmpcServer : public DElement
{
 protected:
  dword sid;

  int Cb_About(void*, dword, void*, dword&);

 public:
  DSmpcServer(dword _sid) { sid = _sid; }
  virtual ~DSmpcServer() { unlink(); }

  DSmpc* Smpc(void) const { return (DSmpc*)list(); }

  dword Sid(void) const { return sid; }
  dword Sid(dword);

  // Server's callback declaration macros
#define DEF_SMPC_SRV \
  virtual int Call(dword, void*, dword, void*, dword&)

  virtual int Call(dword proc, void* sd, dword snd, void* rd, dword& rcv)
  { return proc == Smpc_Proc_About ? Cb_About(sd,snd,rd,rcv) : Smpc_Err_Proc; }

  // After Call Callback
  virtual void PostCall(dword, int) {}

  // Overwrite this for your service type
  virtual dword Type(void) const { return 0; }

  // Overwrite this for your about
  virtual char* About(void) const { return 0; }
};

// Server's callback definition macroses
#define BEGIN_SMPC_SRV(T) \
int T :: Call(dword proc, void* sd, dword snd, void* rd, dword& rcv) \
{ \
 switch(proc) { \
  case Smpc_Proc_About: return Cb_About(sd,snd,rd,rcv);

#define SMPC_PROC(PROC_ID,PROC_NAME) \
  case PROC_ID: return PROC_NAME(sd,snd,rd,rcv);

#define END_SMPC_SRV(BASE_T) \
 } \
 return BASE_T::Call(proc,sd,snd,rd,rcv); \
} 

#endif