--- a/crypto/weakcrypto/source/asymmetric/rsaencryptor.cpp Tue Aug 31 17:00:08 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,97 +0,0 @@
-/*
-* 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:
-*
-*/
-
-
-#include <asymmetric.h>
-#include <asymmetrickeys.h>
-#include <bigint.h>
-#include <padding.h>
-#include <cryptostrength.h>
-#include <securityerr.h>
-#include <cryptopanic.h>
-#include "rsafunction.h"
-
-
-EXPORT_C CRSAPKCS1v15Encryptor* CRSAPKCS1v15Encryptor::NewL(
- const CRSAPublicKey& aKey)
- {
- CRSAPKCS1v15Encryptor* self = NewLC(aKey);
- CleanupStack::Pop(self);
- return self;
- }
-
-EXPORT_C CRSAPKCS1v15Encryptor* CRSAPKCS1v15Encryptor::NewLC(
- const CRSAPublicKey& aKey)
- {
- CRSAPKCS1v15Encryptor* self = new(ELeave) CRSAPKCS1v15Encryptor(aKey);
- CleanupStack::PushL(self);
- self->ConstructL();
- return self;
- }
-
-TInt CRSAPKCS1v15Encryptor::MaxInputLength(void) const
- {
- return MaxOutputLength() - iPadding->MinPaddingLength();
- }
-
-TInt CRSAPKCS1v15Encryptor::MaxOutputLength() const
- {
- return iPublicKey.N().ByteCount();
- }
-
-void CRSAPKCS1v15Encryptor::EncryptL(const TDesC8& aInput, TDes8& aOutput)const
- {
- __ASSERT_DEBUG(aOutput.MaxLength() >= MaxOutputLength(), User::Panic(KCryptoPanic, ECryptoPanicOutputDescriptorOverflow));
- __ASSERT_DEBUG(aInput.Length() <= MaxInputLength(), User::Panic(KCryptoPanic, ECryptoPanicInputTooLarge));
-
- HBufC8* buf = HBufC8::NewLC(MaxOutputLength());
- TPtr8 ptr = buf->Des();
-
- iPadding->DoPadL(aInput, ptr);
- RInteger input = RInteger::NewL(ptr);
- CleanupStack::PushL(input);
-
- RInteger output;
- RSAFunction::EncryptL(iPublicKey, input, output);
- CleanupStack::PushL(output);
-
- aOutput.Append(*(output.BufferLC()));
- CleanupStack::PopAndDestroy(4, buf); //BufferLC, output, input, buf
- }
-
-CRSAPKCS1v15Encryptor::CRSAPKCS1v15Encryptor(const CRSAPublicKey& aKey)
- : iPublicKey(aKey)
- {
- }
-
-void CRSAPKCS1v15Encryptor::ConstructL(void)
- {
- iPadding = CPaddingPKCS1Encryption::NewL(MaxOutputLength());
-
- // Check if MaxInputLength() makes sense, if not the key length must
- // be too small
- if(MaxInputLength() <= 0)
- {
- User::Leave(KErrKeySize);
- }
- TCrypto::IsAsymmetricWeakEnoughL(iPublicKey.N().BitCount());
- }
-
-CRSAPKCS1v15Encryptor::~CRSAPKCS1v15Encryptor(void)
- {
- delete iPadding;
- }