RetroZilla/xpinstall/wizard/libxpnet/GUSI/include/GUSIPipe.h

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// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
// % Project : GUSI - Grand Unified Socket Interface
// % File : GUSIPipe.nw - Pipes
// % Author : Matthias Neeracher
// % Language : C++
// %
// % $Log: GUSIPipe.h,v $
// % Revision 1.1 2001/03/11 22:37:35 sgehani%netscape.com
// % First Checked In.
// %
// % Revision 1.12 2000/05/23 07:18:03 neeri
// % Improve formatting
// %
// % Revision 1.11 2000/03/06 06:09:59 neeri
// % Reorganize Yield()
// %
// % Revision 1.10 1999/11/15 07:20:59 neeri
// % Add GUSIwithLocalSockets
// %
// % Revision 1.9 1999/08/26 05:45:07 neeri
// % Fixes for literate edition of source code
// %
// % Revision 1.8 1999/06/28 06:05:00 neeri
// % Support interrupted calls
// %
// % Revision 1.7 1999/05/29 06:26:45 neeri
// % Fixed header guards
// %
// % Revision 1.6 1999/03/17 09:05:12 neeri
// % Added GUSITimer, expanded docs
// %
// % Revision 1.5 1998/11/22 23:07:00 neeri
// % Releasing 2.0a4 in a hurry
// %
// % Revision 1.4 1998/10/25 11:57:38 neeri
// % Ready to release 2.0a3
// %
// % Revision 1.3 1998/01/25 20:53:57 neeri
// % Engine implemented, except for signals & scheduling
// %
// % Revision 1.2 1996/12/22 19:57:58 neeri
// % TCP streams work
// %
// % Revision 1.1 1996/11/24 12:52:08 neeri
// % Added GUSIPipeSockets
// %
// %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
//
// \chapter{The GUSI Pipe Socket Class}
//
// Pipes and socket pairs are implemented with the [[GUSIPipeSocket]] class.
// The [[GUSIPipeFactory]] singleton creates pairs of [[GUSIPipeSockets]].
//
// <GUSIPipe.h>=
#ifndef _GUSIPipe_
#define _GUSIPipe_
#ifdef GUSI_INTERNAL
#include "GUSISocket.h"
#include "GUSIFactory.h"
// \section{Definition of [[GUSIPipeFactory]]}
//
// [[GUSIPipeFactory]] is a singleton subclass of [[GUSISocketFactory]].
//
// <Definition of class [[GUSIPipeFactory]]>=
class GUSIPipeFactory : public GUSISocketFactory {
public:
static GUSISocketFactory * Instance();
virtual GUSISocket * socket(int domain, int type, int protocol);
virtual int socketpair(int domain, int type, int protocol, GUSISocket * s[2]);
private:
GUSIPipeFactory() {}
static GUSISocketFactory * sInstance;
};
// <Inline member functions for class [[GUSIPipeFactory]]>=
inline GUSISocketFactory * GUSIPipeFactory::Instance()
{
if (!sInstance)
sInstance = new GUSIPipeFactory;
return sInstance;
}
#endif /* GUSI_INTERNAL */
#endif /* _GUSIPipe_ */