diff -r 675a964f4eb5 -r 35751d3474b7 cryptomgmtlibs/securitycommonutils/inc/ipcbuf.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptomgmtlibs/securitycommonutils/inc/ipcbuf.h	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,61 @@
+/*
+* Copyright (c) 2007-2009 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 "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: 
+* Library to add s32strm support for IPC (ie. stream via multiple IPC read/writes instead of
+* copying to a buffer and streaming to/from there.
+*
+*/
+
+
+/**
+ @file
+ @internalTechnology
+ @released
+*/
+#ifndef __IPCBUF_H__
+#define __IPCBUF_H__
+
+#include <e32base.h>
+#include <s32buf.h>
+
+_LIT(KIpcBufPanic, "IpcBuf");
+
+class RIpcBuf : public MStreamBuf
+	{
+public:
+IMPORT_C void Open(const RMessagePtr2& aMessage, TInt aMessageSlot);
+	
+protected:
+IMPORT_C TStreamPos DoSeekL(TMark aMark, TStreamLocation aLocation, TInt anOffset);
+
+IMPORT_C TInt DoReadL(TAny *aPtr, TInt aMaxLength);
+IMPORT_C void DoWriteL(const TAny* aPtr,TInt aLength);
+	
+private:
+	enum TIpcBufPanic
+		{
+		EIpcBufSeekUnknownLocation,
+		EIpcBufSeekBadOffset
+		};
+	
+private:
+	TInt iReadPos;
+	TInt iWritePos;
+	RMessagePtr2 iMessage;
+	TInt iMessageSlot;
+	};
+
+
+
+#endif /* __IPCBUF_H__ */