--- a/crypto/weakcrypto/source/asymmetric/rsaverifier.cpp Tue Aug 31 17:00:08 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,114 +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 <securityerr.h>
-#include "rsafunction.h"
-
-/* CRSAVerifier */
-
-EXPORT_C CRSAVerifier::CRSAVerifier(void)
- {
- }
-
-EXPORT_C TBool CRSAVerifier::VerifyL(const TDesC8& aInput,
- const CRSASignature& aSignature) const
- {
- TBool retval = EFalse;
- HBufC8* inverseSign = InverseSignLC(aSignature);
-
- if (inverseSign->Compare(aInput)==0)
- {
- retval = ETrue;
- }
- CleanupStack::PopAndDestroy(inverseSign);
- return retval;
- }
-
-/* CRSAPKCS1v15Verifier */
-EXPORT_C CRSAPKCS1v15Verifier* CRSAPKCS1v15Verifier::NewL(
- const CRSAPublicKey& aKey)
- {
- CRSAPKCS1v15Verifier* self = NewLC(aKey);
- CleanupStack::Pop();
- return self;
- }
-
-EXPORT_C CRSAPKCS1v15Verifier* CRSAPKCS1v15Verifier::NewLC(
- const CRSAPublicKey& aKey)
- {
- CRSAPKCS1v15Verifier* self = new(ELeave) CRSAPKCS1v15Verifier(aKey);
- CleanupStack::PushL(self);
- self->ConstructL();
- return self;
- }
-
-TInt CRSAPKCS1v15Verifier::MaxInputLength(void) const
- {
- return MaxOutputLength() - iPadding->MinPaddingLength();
- }
-
-TInt CRSAPKCS1v15Verifier::MaxOutputLength(void) const
- {
- return iPublicKey.N().ByteCount();
- }
-
-HBufC8* CRSAPKCS1v15Verifier::InverseSignLC(
- const CRSASignature& aSignature) const
- {
- HBufC8* unpaddedBuf = HBufC8::NewMaxLC(MaxOutputLength());
- TPtr8 unpaddedHash = unpaddedBuf->Des();
-
- RInteger input = RInteger::NewL(aSignature.S());
- CleanupStack::PushL(input);
- RInteger output;
-
- RSAFunction::VerifyL(iPublicKey, input, output);
- CleanupStack::PushL(output);
-
- TPtrC8 paddedHashPtr = *(output.BufferLC());
-
- iPadding->UnPadL(paddedHashPtr, unpaddedHash);
- CleanupStack::PopAndDestroy(3, &input); //BufferLC, output, input
- return unpaddedBuf;
- }
-
-CRSAPKCS1v15Verifier::CRSAPKCS1v15Verifier(const CRSAPublicKey& aKey)
- : iPublicKey(aKey)
- {
- }
-
-void CRSAPKCS1v15Verifier::ConstructL(void)
- {
- iPadding = CPaddingPKCS1Signature::NewL(MaxOutputLength());
-
- // Check if MaxInputLength() makes sense, if not the key length must
- // be too small
- if(MaxInputLength() <= 0)
- {
- User::Leave(KErrKeySize);
- }
- }
-
-CRSAPKCS1v15Verifier::~CRSAPKCS1v15Verifier(void)
- {
- delete iPadding;
- }
-