crypto/weakcrypto/test/tasymmetric/tdsasignfb.cpp
changeset 71 dd83586b62d6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcrypto/test/tasymmetric/tdsasignfb.cpp	Fri Jun 11 15:32:35 2010 +0300
@@ -0,0 +1,158 @@
+/*
+* 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 "tdsasignfb.h"
+#include "t_input.h"
+#include "t_output.h"
+#include <asymmetric.h>
+#include <random.h>
+#include <padding.h>
+#include <bigint.h>
+#include "tbrokenrandom.h"
+
+CTestAction* CDSASignFB::NewL(RFs& aFs, CConsoleBase& aConsole, Output& aOut, 
+	const TTestActionSpec& aTestActionSpec)
+	{
+	CTestAction* self = CDSASignFB::NewLC(aFs, aConsole,
+		aOut, aTestActionSpec);
+	CleanupStack::Pop();
+	return self;
+	}
+
+CTestAction* CDSASignFB::NewLC(RFs& aFs, CConsoleBase& aConsole, Output& aOut, 
+	const TTestActionSpec& aTestActionSpec)
+	{
+	CDSASignFB* self = new(ELeave) CDSASignFB(aFs, aConsole, aOut);
+	CleanupStack::PushL(self);
+	self->ConstructL(aTestActionSpec);
+	return self;
+	}
+
+CDSASignFB::~CDSASignFB()
+	{
+	delete iBody;
+	delete iSeed;
+	}
+
+CDSASignFB::CDSASignFB(RFs& aFs, CConsoleBase& aConsole, Output& aOut)
+	: CTestAction(aConsole, aOut), iFs(aFs)
+	{
+	}
+
+void CDSASignFB::ConstructL(const TTestActionSpec& aTestActionSpec)
+	{
+	CTestAction::ConstructL(aTestActionSpec);
+	iBody = HBufC8::NewL(aTestActionSpec.iActionBody.Length());
+	iBody->Des().Copy(aTestActionSpec.iActionBody);
+	
+
+	iSeed = Input::ParseElementHexL(*iBody, _L8("<seed>"));
+	iKeyBits = Input::ParseIntElement(*iBody, _L8("<keybits>"), _L8("</keybits>"));
+	}
+
+void CDSASignFB::DoPerformPrerequisite(TRequestStatus& aStatus)
+	{
+	TRequestStatus* status = &aStatus;
+	User::RequestComplete(status, KErrNone);
+	iActionState = CTestAction::EAction;
+	}
+
+void CDSASignFB::DoPerformPostrequisite(TRequestStatus& aStatus)
+	{
+	TRequestStatus* status = &aStatus;
+
+	iFinished = ETrue;
+	User::RequestComplete(status, KErrNone);
+	}
+
+void CDSASignFB::DoReportAction(void)
+	{
+	}
+
+void CDSASignFB::DoCheckResult(TInt)
+	{
+	if (iResult)
+		iConsole.Printf(_L("."));
+	else
+		iConsole.Printf(_L("X"));
+	}
+
+void CDSASignFB::PerformAction(TRequestStatus& aStatus)
+	{
+	__UHEAP_MARK;
+	TRequestStatus* status = &aStatus;
+	iResult = EFalse;
+
+	CRandomSetSource* rng = new(ELeave)CRandomSetSource(*iSeed);
+	SetThreadRandomLC(rng);
+	CDSAKeyPair* dsaPair = CDSAKeyPair::NewLC(iKeyBits);
+	CDSASigner* signer = CDSASigner::NewLC(dsaPair->PrivateKey());
+	CDSAVerifier* verifier = CDSAVerifier::NewLC(dsaPair->PublicKey());
+
+	TBuf8<128> message(128);
+	TRandom::RandomL(message);
+
+	const CDSASignature* signature = signer->SignL(message);
+	CleanupStack::PushL(const_cast<CDSASignature*>(signature));
+
+	if(verifier->VerifyL(message, *signature))
+		{
+		iResult = ETrue;
+		}
+	else
+		{
+		iOut.writeString(_L("Failure in dsasignfb with following data:\n"));
+		iOut.writeString(_L("input data: "));
+		iOut.writeOctetStringL(message);
+		iOut.writeString(_L("\n"));
+		iOut.writeString(_L("seed: "));
+		iOut.writeOctetStringL(*iSeed);
+		iOut.writeString(_L("\n"));
+		}
+	
+	CleanupStack::PopAndDestroy(const_cast<CDSASignature*>(signature));
+	CleanupStack::PopAndDestroy(verifier);
+	CleanupStack::PopAndDestroy(signer);
+	CleanupStack::PopAndDestroy(dsaPair);
+	CleanupStack::PopAndDestroy(); //SetThreadRandomLC
+	
+	User::RequestComplete(status, KErrNone);
+	iActionState = CTestAction::EPostrequisite;
+	__UHEAP_MARKEND;
+	}
+
+void CDSASignFB::Hex(HBufC8& aString)
+    {
+    TPtr8 ptr=aString.Des();
+    if (aString.Length()%2)
+        {
+        ptr.SetLength(0);
+        return;
+        }
+    TInt i;
+    for (i=0;i<aString.Length();i+=2)
+        {
+        TUint8 tmp;
+        tmp=(TUint8)(aString[i]-(aString[i]>'9'?('A'-10):'0'));
+        tmp*=16;
+        tmp|=(TUint8)(aString[i+1]-(aString[i+1]>'9'?('A'-10):'0'));
+        ptr[i/2]=tmp;
+        }
+    ptr.SetLength(aString.Length()/2);
+    }
+