PacketDecoder.h

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//=============================================================================
//  Computational Process Networks class library
//  Copyright (C) 1997-2006  Gregory E. Allen and The University of Texas
//
//  This library is free software; you can redistribute it and/or modify it
//  under the terms of the GNU Library General Public License as published
//  by the Free Software Foundation; either version 2 of the License, or
//  (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Library General Public License for more details.
//
//  The GNU Public License is available in the file LICENSE, or you
//  can write to the Free Software Foundation, Inc., 59 Temple Place -
//  Suite 330, Boston, MA 02111-1307, USA, or you can find it on the
//  World Wide Web at http://www.fsf.org.
//=============================================================================
#ifndef CPN_PACKETDECODER_H
#define CPN_PACKETDECODER_H
#pragma once

#include "common_priv.h"
#include "PacketHeader.h"

namespace CPN {

    class CPN_LOCAL PacketDecoder : public PacketHandler {
    public:
        PacketDecoder();
        virtual ~PacketDecoder();
        // amount is the amount the decoder wants for the next operation
        void *GetDecoderBytes(unsigned &amount);
        void ReleaseDecoderBytes(unsigned amount);
        void Reset();
        unsigned NumBytes() const { return numbytes; }

    protected:
    private:
        Packet header;
        unsigned numbytes;
    };

}
#endif