epoc32/include/ezbufman.h
branchSymbian2
changeset 2 2fe1408b6811
parent 0 061f57f2323e
child 4 837f303aceeb
--- a/epoc32/include/ezbufman.h	Tue Nov 24 13:55:44 2009 +0000
+++ b/epoc32/include/ezbufman.h	Tue Mar 16 16:12:26 2010 +0000
@@ -1,1 +1,63 @@
-ezbufman.h
+// Copyright (c) 1999-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members
+// which accompanies this distribution, and is available
+// at the URL "http://www.symbianfoundation.org/legal/licencesv10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+// EZLib: BUFMAN.H
+// Defines Mixin class for a BufferManager
+// 
+//
+
+#ifndef __EZBUFFERMANAGER_H__
+#define __EZBUFFERMANAGER_H__
+
+class CEZZStream;
+
+/**
+Interface class to manage input and output buffers for compression and de-compression
+
+@publishedAll
+@released
+*/
+class MEZBufferManager
+	{
+public:
+
+	/**
+	Initialise the stream with input and output buffers and starts reading
+
+	@param aZStream the stream to initialise
+	*/
+	virtual void InitializeL(CEZZStream &aZStream) = 0;
+	
+	/**
+	Set the stream's input buffer and starts reading
+	
+	@param aZStream the steam whose input buffer to set
+	*/	
+	virtual void NeedInputL(CEZZStream &aZStream) = 0;
+	
+	/**
+	Set the stream's output buffer and start writing
+
+	@param aZStream the steam whose output buffer to set
+	*/	
+	virtual void NeedOutputL(CEZZStream &aZStream) = 0;
+	
+	/**
+	Finish writing to the stream
+
+	@param aZStream the stream to complete writing to
+	*/	
+	virtual void FinalizeL(CEZZStream &aZStream) = 0;
+	};
+
+#endif