cryptoservices/certificateandkeymgmt/asn1/booleandec.cpp
changeset 0 2c201484c85f
child 8 35751d3474b7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cryptoservices/certificateandkeymgmt/asn1/booleandec.cpp	Wed Jul 08 11:25:26 2009 +0100
@@ -0,0 +1,54 @@
+/*
+* Copyright (c) 1998-2009 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: 
+*
+*/
+
+
+#include "asn1dec.h"
+
+EXPORT_C TASN1DecBoolean::TASN1DecBoolean(void)
+	{
+	}
+
+EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TDesC8& aSource,TInt& aPos)
+
+	{
+	TPtrC8 Ptr=aSource.Right(aSource.Length()-aPos);
+	TASN1DecGeneric gen(Ptr);
+	gen.InitL();
+	aPos+=gen.LengthDER();
+	TBool res = DecodeDERL(gen);
+	return res;
+	}
+
+EXPORT_C TBool TASN1DecBoolean::DecodeDERL(const TASN1DecGeneric& aSource)
+
+	{
+	TPtrC8 content = aSource.GetContentDER();
+	if (content.Length() != 1)
+		{
+		User::Leave(KErrArgument);
+		}
+	if (content[0] == 0)
+		{
+		return EFalse;
+		}
+	if (content[0] == 0xFF)
+		{
+		return ETrue;
+		}
+	User::Leave(KErrArgument);
+	return ETrue;//never gets to here
+	}