sharelib/SharedSegment.h

Go to the documentation of this file.

#ifndef SHARED_SEGMENT_H
#define SHARED_SEGMENT_H

#if !defined _LINUX && !defined _WIN32
#  error "Platform was not specified. Add macro _LINUX or _WIN32 to compiler options."
#endif

#include "sharelib.h"

#ifdef _WIN32
#include <windows.h>
#endif  // _WIN32

namespace Share {
#ifdef _WIN32
  typedef HANDLE SegmentId;   
#endif  // _WIN32

#ifdef _LINUX
  typedef int SegmentId;      
#endif // _LINUX

  class SharedSegment {
    public:
      SHARE_EXPORT SharedSegment (const char *name, size_t size) throw (ShareException);

      SHARE_EXPORT SharedSegment (const char *name) throw (ShareException);

      SHARE_EXPORT ~SharedSegment () throw ();

      SHARE_EXPORT const char* name() const { return szName_; }

      SHARE_EXPORT void* atAddress () const { return atAddr_; }

      SHARE_EXPORT void destroy ();

    private:
      SharedSegment (const SharedSegment&);                 
      void operator= (const SharedSegment&);                

    private:
      SegmentId id_;
      char *szName_;
      void *atAddr_;

    private:
      void setName (const char *name);
      void attach ();
  };  // (class SharedSegment)

} // (namespace Share)

#endif // SHARED_SEGMENT_H

---