crypto/weakcryptospi/source/pbe/pbesymmetricfactory.h
changeset 19 cd501b96611d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcryptospi/source/pbe/pbesymmetricfactory.h	Fri Nov 06 13:21:00 2009 +0200
@@ -0,0 +1,72 @@
+/*
+* Copyright (c) 2003-2009 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: 
+* PBE symmetric factory
+*
+*/
+
+
+/**
+ @file 
+ @internalComponent 
+*/
+ 
+#ifndef __PBESYMMETRICFACTORY_H__
+#define __PBESYMMETRICFACTORY_H__
+
+#include <symmetric.h>
+#include <pbe.h>
+
+const TUint KAESBlockBytes = 16;
+const TUint KAESKeyBytes128 = 16;
+const TUint KAESKeyBytes192 = 24;
+const TUint KAESKeyBytes256 = 32;
+
+const TUint KDESBlockBytes = 8;
+const TUint KDESKeyBytes = 8;
+const TUint K3DESKeyBytes = 24;
+
+const TUint K2Key3DESKeyBytes = 16;
+const TUint  KRC4KeyBytes128 = 16;
+const TUint  KRC4KeyBytes40 = 5;
+
+const TUint KRC2BlockBytes = 8;
+const TUint KRC2KeyBytes40 = 5;
+const TUint KRC2KeyBytes128 = 16;
+
+const TPBECipher KPBEDefaultStrongCipher = ECipherAES_CBC_128;
+const TPBECipher KPBEDefaultWeakCipher = ECipherDES_CBC;
+const TUint KPBEDefaultSaltBytes = 16; //pkcs5 recommends min 64 bits (8 bytes);
+
+const TUint KPBEMaxCipherIVBytes = KAESBlockBytes;
+const TUint KPBEMaxCipherKeyBytes = KAESKeyBytes256;
+const TUint KPBEMaxSaltBytes = 16; //pkcs5 recommends min 64 bits (8 bytes);
+
+class PBE
+	{
+public:
+	static TUint GetKeyBytes(TPBECipher aCipher);
+	static TUint GetBlockBytes(TPBECipher aCipher);
+
+	static CSymmetricCipher* MakeEncryptorL(TPBECipher aCipher, 
+		const TDesC8& aKey, const TDesC8& aIV);
+	static CSymmetricCipher* MakeDecryptorL(TPBECipher aCipher, 
+		const TDesC8& aKey, const TDesC8& aIV);
+private:
+	PBE(void);
+	PBE(const PBE&);
+	PBE& operator=(const PBE&);	
+	};
+
+#endif