52 lines
1.4 KiB
C++
52 lines
1.4 KiB
C++
/*
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* synergy -- mouse and keyboard sharing utility
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* Copyright (C) 2002 Chris Schoeneman
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*
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* This package is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* found in the file COPYING that should have accompanied this file.
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*
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* This package is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef CINPUTPACKETSTREAM_H
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#define CINPUTPACKETSTREAM_H
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#include "CInputStreamFilter.h"
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#include "CBufferedInputStream.h"
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#include "CMutex.h"
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//! Packetizing input stream filter
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/*!
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Filters an input stream to extract packet by packet.
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*/
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class CInputPacketStream : public CInputStreamFilter {
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public:
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CInputPacketStream(IInputStream*, bool adoptStream = true);
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~CInputPacketStream();
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// IInputStream overrides
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virtual void close();
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virtual UInt32 read(void*, UInt32 maxCount, double timeout);
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virtual UInt32 getSize() const;
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private:
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enum EResult { kData, kHungup, kTimedout };
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UInt32 getSizeNoLock() const;
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EResult waitForFullMessage(double timeout) const;
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EResult getMoreMessage(double timeout) const;
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bool hasFullMessage() const;
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private:
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CMutex m_mutex;
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mutable UInt32 m_size;
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mutable CBufferedInputStream m_buffer;
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};
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#endif
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