--- a/crypto/weakcrypto/source/asymmetric/rsasigner.cpp Tue Aug 31 17:00:08 2010 +0300
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,105 +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"
-
-/* CRSASigner */
-
-EXPORT_C CRSASigner::CRSASigner(void)
- {
- }
-
-/* CRSAPKCS1v15Signer */
-EXPORT_C CRSAPKCS1v15Signer* CRSAPKCS1v15Signer::NewL(
- const CRSAPrivateKey& aKey)
- {
- CRSAPKCS1v15Signer* self = NewLC(aKey);
- CleanupStack::Pop(self);
- return self;
- }
-
-EXPORT_C CRSAPKCS1v15Signer* CRSAPKCS1v15Signer::NewLC(
- const CRSAPrivateKey& aKey)
- {
- CRSAPKCS1v15Signer* self = new(ELeave) CRSAPKCS1v15Signer(aKey);
- CleanupStack::PushL(self);
- self->ConstructL();
- return self;
- }
-
-TInt CRSAPKCS1v15Signer::MaxInputLength(void) const
- {
- return MaxOutputLength() - iPadding->MinPaddingLength();
- }
-
-TInt CRSAPKCS1v15Signer::MaxOutputLength(void) const
- {
- return iPrivateKey.N().ByteCount();
- }
-
-CRSASignature* CRSAPKCS1v15Signer::SignL(const TDesC8& aInput) const
- {
- HBufC8* buf = HBufC8::NewMaxLC(MaxOutputLength());
- TPtr8 ptr = buf->Des();
-
- ptr.SetLength(aInput.Length());
-
- //The following will panic if aInput is larger than MaxOutputLength() It is
- //likely that the caller has passed in something that has not been hashed.
- //This is a programming, and likely a security error, in client code, not a
- //problem here.
- iPadding->PadL(aInput, ptr);
-
- RInteger input = RInteger::NewL(ptr);
- CleanupStack::PushL(input);
- RInteger output;
-
- RSAFunction::SignL(iPrivateKey, input, output);
- CleanupStack::PushL(output);
-
- CRSASignature* signature = CRSASignature::NewL(output);
- CleanupStack::Pop(&output); //output, now owned by CRSASignature
- CleanupStack::PopAndDestroy(2, buf); //input, buf
- return signature;
- }
-
-CRSAPKCS1v15Signer::CRSAPKCS1v15Signer(const CRSAPrivateKey& aKey)
- : iPrivateKey(aKey)
- {
- }
-
-void CRSAPKCS1v15Signer::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);
- }
- }
-
-CRSAPKCS1v15Signer::~CRSAPKCS1v15Signer(void)
- {
- delete iPadding;
- }