crypto/weakcryptospi/test/tasymmetric/tvectorutils.cpp
changeset 8 35751d3474b7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/crypto/weakcryptospi/test/tasymmetric/tvectorutils.cpp	Thu Sep 10 14:01:51 2009 +0300
@@ -0,0 +1,243 @@
+/*
+* 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 "tvectorutils.h"
+#include "t_input.h"
+
+//	RSA
+_LIT8(KModStart, "<modulus>");
+_LIT8(KModEnd, "</modulus>");
+_LIT8(KPubExpStart, "<publicExponent>");
+_LIT8(KPubExpEnd, "</publicExponent>");
+_LIT8(KPrivExpStart, "<privateExponent>");
+_LIT8(KPrivExpEnd, "</privateExponent>");
+_LIT8(KPStart, "<P>");
+_LIT8(KPEnd, "</P>");
+_LIT8(KQStart, "<Q>");
+_LIT8(KQEnd, "</Q>");
+_LIT8(KdPStart, "<dP>");
+_LIT8(KdPEnd, "</dP>");
+_LIT8(KdQStart, "<dQ>");
+_LIT8(KdQEnd, "</dQ>");
+_LIT8(KqInvStart, "<qInv>");
+_LIT8(KqInvEnd, "</qInv>");
+
+_LIT8(KTrueVal, "ETrue");
+_LIT8(KFalseVal, "EFalse");
+
+RInteger VectorUtils::ParseIntegerL(const TDesC8& aDes)
+    {
+	HBufC8* buf = ParseBinaryL(aDes);
+	CleanupStack::PushL(buf);
+    RInteger result = RInteger::NewL(*buf);
+    CleanupStack::PopAndDestroy(buf);
+
+    return result;
+    }
+
+HBufC8* VectorUtils::ParseBinaryL(const TDesC8& aDes)
+{
+    __ASSERT_ALWAYS(aDes.Length() % 2 == 0, User::Panic(_L("ParseBinaryL"), KErrArgument));
+	int length = aDes.Length() / 2;
+	HBufC8* buf = HBufC8::NewL(length);
+    TPtr8 ptr = buf->Des();
+	ptr.SetLength(length);
+
+    for (TInt i = 0 ; i < aDes.Length() ; i += 2)
+        {
+        TUint8 tmp;
+        tmp=(TUint8)(aDes[i]-(aDes[i]>'9'?('A'-10):'0'));
+        tmp*=16;
+        tmp|=(TUint8)(aDes[i+1]-(aDes[i+1]>'9'?('A'-10):'0'));
+		ptr[i / 2] = tmp;
+        }
+
+	return buf;
+}
+
+// Print an Integer into hex, only works for positive integers
+TDesC* VectorUtils::PrintIntegerL(const TInteger& aInt)
+{
+	HBufC8* binary = aInt.BufferLC();
+	TDesC* result = PrintBinaryL(*binary);
+	CleanupStack::PopAndDestroy(binary);
+
+	return result;
+}
+
+// Print a binary string into hex
+TDesC* VectorUtils::PrintBinaryL(const TDesC8& aData)
+{
+	int length = aData.Length() * 2;
+	HBufC* buf = HBufC::NewL(length);
+	TPtr ptr = buf->Des();
+	ptr.SetLength(length);
+
+	for (int i = 0 ; i < aData.Length() ; ++i)
+		{
+		TUint8 val = aData[i];
+		TUint8 n = (TUint8) ((val & 0xf0) >> 4);
+		ptr[i * 2] = (TUint8) (n < 10 ? ('0' + n) : ('A' + n - 10));
+		n = (TUint8) (val & 0x0f);
+		ptr[i * 2 + 1] = (TUint8) (n < 10 ? ('0' + n) : ('A' + n - 10));
+		}
+
+	return buf;
+}
+
+TBool VectorUtils::ParseBoolL(const TDesC8& aDes)
+    {
+    TBool result = EFalse;
+
+    if (aDes == KTrueVal)
+        result = ETrue;
+    else if (aDes != KFalseVal)
+        User::Leave(KErrArgument);
+
+    return result;
+    }
+
+CRSAPublicKey* VectorUtils::ReadRSAPublicKeyL(const TDesC8& aData)
+    {
+	TPtrC8 modIn = Input::ParseElement(aData, KModStart, KModEnd);
+    RInteger mod = ParseIntegerL(modIn);
+	CleanupStack::PushL(mod);
+
+	TPtrC8 pubExpIn = Input::ParseElement(aData, KPubExpStart, KPubExpEnd);
+	RInteger pubExp = ParseIntegerL(pubExpIn);
+	CleanupStack::PushL(pubExp);
+
+	CRSAPublicKey* result = CRSAPublicKey::NewL(mod, pubExp);	
+	CleanupStack::Pop(2, &mod);
+	
+    return result;
+    }
+
+CRSAPrivateKeyStandard* VectorUtils::ReadRSAPrivateKeyL(const TDesC8& aData)
+    {
+	TPtrC8 modIn = Input::ParseElement(aData, KModStart, KModEnd);
+    RInteger mod = ParseIntegerL(modIn);
+	CleanupStack::PushL(mod);
+
+	TPtrC8 privExpIn = Input::ParseElement(aData, KPrivExpStart, KPrivExpEnd);
+	RInteger privExp = ParseIntegerL(privExpIn);
+	CleanupStack::PushL(privExp);
+
+	CRSAPrivateKeyStandard* result  = CRSAPrivateKeyStandard::NewL(mod, privExp);
+	CleanupStack::Pop(2, &mod);
+	
+    return result;
+    }
+
+CRSAPrivateKeyCRT* VectorUtils::ReadRSAPrivateKeyCRTL(const TDesC8& aData)
+    {
+	TPtrC8 modIn = Input::ParseElement(aData, KModStart, KModEnd);
+    RInteger mod = ParseIntegerL(modIn);
+	CleanupStack::PushL(mod);
+
+	TPtrC8 pIn = Input::ParseElement(aData, KPStart, KPEnd);
+	RInteger P = ParseIntegerL(pIn);
+	CleanupStack::PushL(P);
+
+	TPtrC8 qIn = Input::ParseElement(aData, KQStart, KQEnd);
+	RInteger Q = ParseIntegerL(qIn);
+	CleanupStack::PushL(Q);
+	
+	TPtrC8 dpIn = Input::ParseElement(aData, KdPStart, KdPEnd);
+	RInteger dP = ParseIntegerL(dpIn);
+	CleanupStack::PushL(dP);
+	
+	TPtrC8 dqIn = Input::ParseElement(aData, KdQStart, KdQEnd);
+	RInteger dQ = ParseIntegerL(dqIn);
+	CleanupStack::PushL(dQ);
+
+	TPtrC8 qInvIn = Input::ParseElement(aData, KqInvStart, KqInvEnd);
+	RInteger qInv = ParseIntegerL(qInvIn);
+	CleanupStack::PushL(qInv);
+	
+	CRSAPrivateKeyCRT* privKey  = CRSAPrivateKeyCRT::NewL(mod, P, Q, dP, dQ, qInv);
+	CleanupStack::Pop(6, &mod);
+	
+    return (privKey);
+    }
+
+CDSAPublicKey* VectorUtils::ReadDSAPublicKeyL(const TDesC8& aData)
+    {
+	TPtrC8 pIn = Input::ParseElement(aData, _L8("<p>"));
+    RInteger p = ParseIntegerL(pIn);
+	CleanupStack::PushL(p);
+
+	TPtrC8 qIn = Input::ParseElement(aData, _L8("<q>"));
+    RInteger q = ParseIntegerL(qIn);
+	CleanupStack::PushL(q);
+
+	TPtrC8 gIn = Input::ParseElement(aData, _L8("<g>"));
+    RInteger g = ParseIntegerL(gIn);
+	CleanupStack::PushL(g);
+
+	TPtrC8 yIn = Input::ParseElement(aData, _L8("<y>"));
+    RInteger y = ParseIntegerL(yIn);
+	CleanupStack::PushL(y);
+
+	CDSAPublicKey* result = CDSAPublicKey::NewLC(p, q, g, y);		
+	CleanupStack::Pop(5, &p);
+
+    return result;
+    }
+
+CDSAPrivateKey* VectorUtils::ReadDSAPrivateKeyL(const TDesC8& aData)
+    {
+	TPtrC8 pIn = Input::ParseElement(aData, _L8("<p>"));
+    RInteger p = ParseIntegerL(pIn);
+	CleanupStack::PushL(p);
+
+	TPtrC8 qIn = Input::ParseElement(aData, _L8("<q>"));
+    RInteger q = ParseIntegerL(qIn);
+	CleanupStack::PushL(q);
+
+	TPtrC8 gIn = Input::ParseElement(aData, _L8("<g>"));
+    RInteger g = ParseIntegerL(gIn);
+	CleanupStack::PushL(g);
+
+	TPtrC8 xIn = Input::ParseElement(aData, _L8("<x>"));
+    RInteger x = ParseIntegerL(xIn);
+	CleanupStack::PushL(x);
+
+	CDSAPrivateKey* result = CDSAPrivateKey::NewLC(p, q, g, x);
+	CleanupStack::Pop(result);
+
+	CleanupStack::Pop(4, &p);
+
+    return result;
+    }
+
+CDSASignature* VectorUtils::ReadDSASignatureL(const TDesC8& aData)
+    {
+	TPtrC8 rIn = Input::ParseElement(aData, _L8("<r>"));
+    RInteger r = ParseIntegerL(rIn);
+	CleanupStack::PushL(r);
+
+	TPtrC8 sIn = Input::ParseElement(aData, _L8("<s>"));
+    RInteger s = ParseIntegerL(sIn);
+	CleanupStack::PushL(s);
+
+	CDSASignature* result = CDSASignature::NewLC(r, s);	
+	CleanupStack::Pop(3, &r);
+
+    return result;
+    }