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/***************************************************************************
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nullchan.h
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Copyright (c) 2002-2003 Vladimir Toncar
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The contents of this file are subject to the Mozilla Public License
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Version 1.1 (the "License"); you may not use this file except in
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compliance with the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/
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Software distributed under the License is distributed on an "AS IS"
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basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
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See the License for the specific language governing rights and
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limitations under the License.
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The Original Code is oh323tut.
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The Initial Developer of the Original Code is Vladimir Toncar.
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All Rights Reserved.
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Contributor(s): ______________________________________.
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***************************************************************************/
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#ifndef _NULLCHAN_H
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#define _NULLCHAN_H
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#include <ptlib.h>
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#include <h323.h>
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#include <ptclib/pwavfile.h>
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#include <ptclib/delaychan.h>
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// ***********************************************************************
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class NullChannel: public PIndirectChannel
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{
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PCLASSINFO(NullChannel, PIndirectChannel);
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PAdaptiveDelay writeDelay;
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PAdaptiveDelay readDelay;
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bool isOpen;
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public:
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NullChannel();
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~NullChannel();
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virtual BOOL Close();
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virtual BOOL IsOpen() const { return isOpen; };
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virtual BOOL Read(void *buf, PINDEX len);
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virtual BOOL Write(const void *buf, PINDEX len);
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};
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#endif
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