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/*
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* Copyright (c) 1998-2009 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of the License "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:
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*
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*/
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#include <x509keys.h>
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#include <asn1dec.h>
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#include <asn1enc.h>
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#include <x509cert.h>
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EXPORT_C CX509DHPublicKey* CX509DHPublicKey::NewL(const TDesC8& aParamsData, const TDesC8& aKeyData)
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{
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CX509DHPublicKey* me = CX509DHPublicKey::NewLC(aParamsData, aKeyData);
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CleanupStack::Pop(me);
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return (me);
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}
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EXPORT_C CX509DHPublicKey* CX509DHPublicKey::NewLC(const TDesC8& aParamsData, const TDesC8& aKeyData)
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{
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CX509DHPublicKey* me = new (ELeave) CX509DHPublicKey();
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CleanupStack::PushL(me);
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me->ConstructL(aParamsData, aKeyData);
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return (me);
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}
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EXPORT_C CX509DHPublicKey::~CX509DHPublicKey()
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{
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}
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CX509DHPublicKey::CX509DHPublicKey()
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{
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}
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void CX509DHPublicKey::ConstructL(const TDesC8& aParamsData, const TDesC8& aKeyData)
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{
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CX509DHDomainParams* params=CX509DHDomainParams::NewLC(aParamsData);
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iN = RInteger::NewL(params->P());
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iG = RInteger::NewL(params->G());
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iX = RInteger::NewL(aKeyData);
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CleanupStack::PopAndDestroy(params);
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}
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//DH params
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//DH validation params
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EXPORT_C CX509DHValidationParams* CX509DHValidationParams::NewL(const TDesC8& aBinaryData)
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{
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TInt pos = 0;
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return CX509DHValidationParams::NewL(aBinaryData, pos);
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}
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EXPORT_C CX509DHValidationParams* CX509DHValidationParams::NewLC(const TDesC8& aBinaryData)
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{
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TInt pos = 0;
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return CX509DHValidationParams::NewLC(aBinaryData, pos);
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}
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EXPORT_C CX509DHValidationParams* CX509DHValidationParams::NewL(const TDesC8& aBinaryData, TInt& aPos)
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{
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CX509DHValidationParams* self = CX509DHValidationParams::NewLC(aBinaryData, aPos);
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CleanupStack::Pop();
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return self;
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}
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EXPORT_C CX509DHValidationParams* CX509DHValidationParams::NewLC(const TDesC8& aBinaryData, TInt& aPos)
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{
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CX509DHValidationParams* self = new(ELeave) CX509DHValidationParams;
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CleanupStack::PushL(self);
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self->ConstructL(aBinaryData, aPos);
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return self;
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}
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void CX509DHValidationParams::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
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{
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TASN1DecGeneric dec(aBinaryData.Right(aBinaryData.Length() - aPos));
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dec.InitL();
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if (dec.Tag() != EASN1Sequence)
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{
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User::Leave(KErrArgument);
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}
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TInt end = aPos + dec.LengthDER();
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aPos += dec.LengthDERHeader();//add header length to aPos
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TASN1DecBitString encBS;
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iSeed = encBS.ExtractOctetStringL(aBinaryData, aPos);
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TASN1DecInteger encInt;
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iPGenCounter = encInt.DecodeDERLongL(aBinaryData, aPos);
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if (aPos != end)
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{
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User::Leave(KErrArgument);
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}
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}
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EXPORT_C const TPtrC8 CX509DHValidationParams::Seed() const
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{
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return *iSeed;
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}
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EXPORT_C const TInteger& CX509DHValidationParams::PGenCounter() const
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{
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return iPGenCounter;
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}
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CX509DHValidationParams::~CX509DHValidationParams()
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{
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delete iSeed;
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iPGenCounter.Close();
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}
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CX509DHValidationParams::CX509DHValidationParams()
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{
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}
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//DH domain params
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EXPORT_C CX509DHDomainParams* CX509DHDomainParams::NewL(const TDesC8& aBinaryData)
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{
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TInt pos = 0;
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return CX509DHDomainParams::NewL(aBinaryData, pos);
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}
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EXPORT_C CX509DHDomainParams* CX509DHDomainParams::NewLC(const TDesC8& aBinaryData)
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{
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TInt pos = 0;
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return CX509DHDomainParams::NewLC(aBinaryData, pos);
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}
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EXPORT_C CX509DHDomainParams* CX509DHDomainParams::NewL(const TDesC8& aBinaryData, TInt& aPos)
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{
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CX509DHDomainParams* self = CX509DHDomainParams::NewLC(aBinaryData, aPos);
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CleanupStack::Pop();
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return self;
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}
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EXPORT_C CX509DHDomainParams* CX509DHDomainParams::NewLC(const TDesC8& aBinaryData, TInt& aPos)
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{
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CX509DHDomainParams* self = new(ELeave) CX509DHDomainParams;
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CleanupStack::PushL(self);
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self->ConstructL(aBinaryData, aPos);
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return self;
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}
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void CX509DHDomainParams::ConstructL(const TDesC8& aBinaryData, TInt& aPos)
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{
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TASN1DecGeneric dec(aBinaryData.Right(aBinaryData.Length() - aPos));
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dec.InitL();
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if (dec.Tag() != EASN1Sequence)
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{
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User::Leave(KErrArgument);
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}
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TInt end = aPos + dec.LengthDER();
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aPos += dec.LengthDERHeader();//add header length to aPos
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TASN1DecInteger encInt;
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iP = encInt.DecodeDERLongL(aBinaryData, aPos);
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iG = encInt.DecodeDERLongL(aBinaryData, aPos);
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if (aPos < end)
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{
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iQ = encInt.DecodeDERLongL(aBinaryData, aPos);
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}
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if (aPos < end)
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{
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TASN1DecGeneric gen1(aBinaryData.Right(aBinaryData.Length() - aPos));
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gen1.InitL();
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TBool doneVal = EFalse;
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if (gen1.Tag() == EASN1Integer)
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{
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iJ = encInt.DecodeDERLongL(aBinaryData, aPos);
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}
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else
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{
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iValidationParams = CX509DHValidationParams::NewL(aBinaryData, aPos);
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doneVal = EFalse;
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}
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if ((aPos < end) && (!doneVal))
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{
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iValidationParams = CX509DHValidationParams::NewL(aBinaryData, aPos);
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}
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}
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if (aPos != end)
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{
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User::Leave(KErrArgument);
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}
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}
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EXPORT_C const TInteger& CX509DHDomainParams::P() const
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{
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return iP;
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}
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EXPORT_C const TInteger& CX509DHDomainParams::G() const
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{
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return iG;
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}
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EXPORT_C const TInteger& CX509DHDomainParams::Q() const
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{
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return iQ;
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}
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EXPORT_C const TInteger& CX509DHDomainParams::J() const
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{
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return iJ;
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}
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EXPORT_C const CX509DHValidationParams* CX509DHDomainParams::ValidationParams() const
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{
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return iValidationParams;
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}
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CX509DHDomainParams::~CX509DHDomainParams()
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{
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iP.Close();
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iG.Close();
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iQ.Close();
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iJ.Close();
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delete iValidationParams;
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}
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CX509DHDomainParams::CX509DHDomainParams()
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{
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}
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// CX509DHKeyPair
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EXPORT_C CX509DHKeyPair* CX509DHKeyPair::NewL(const TDesC8& aParamsData)
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{
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CX509DHKeyPair* me = CX509DHKeyPair::NewLC(aParamsData);
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CleanupStack::Pop(me);
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return (me);
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}
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EXPORT_C CX509DHKeyPair* CX509DHKeyPair::NewLC(const TDesC8& aParamsData)
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{
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CX509DHKeyPair* me = new (ELeave) CX509DHKeyPair();
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CleanupStack::PushL(me);
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me->ConstructL(aParamsData);
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return (me);
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}
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EXPORT_C CX509DHKeyPair::~CX509DHKeyPair()
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{}
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CX509DHKeyPair::CX509DHKeyPair()
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{}
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void CX509DHKeyPair::ConstructL(const TDesC8& aParamsData)
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{
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CX509DHDomainParams* params=CX509DHDomainParams::NewLC(aParamsData);
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RInteger n = RInteger::NewL(params->P());
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CleanupStack::PushL(n);
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RInteger g = RInteger::NewL(params->G());
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CleanupStack::PushL(g);
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CDHKeyPair::ConstructL(n, g);
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CleanupStack::Pop(2, &n); // n, g owned by this now
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CleanupStack::PopAndDestroy(params);
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}
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