crypto/weakcryptospi/test/tplugins/src/rsakeypairgenimpl.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Mon, 15 Mar 2010 12:46:43 +0200
branchRCL_3
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Revision: 201010 Kit: 201010
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/*
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* Copyright (c) 2006-2010 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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* RSA Keypair implementation
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* RSA keypair generation implementation
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*
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*/
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/**
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 @file
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*/
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#include "rsakeypairgenimpl.h"
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#include "pluginconfig.h"
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#include <ct.h>
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#include <cryptospi/keypair.h>
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#include <cryptospi/cryptospidef.h>
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#include "../../../source/common/inlines.h"    // For TClassSwap
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using namespace SoftwareCrypto;
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/* CRSAKeyPairGenImpl */
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CRSAKeyPairGenImpl::CRSAKeyPairGenImpl(TUid aImplementationUid) : CKeyPairGenImpl(aImplementationUid)
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	{
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	}
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CRSAKeyPairGenImpl::~CRSAKeyPairGenImpl()
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	{
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	}
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CRSAKeyPairGenImpl* CRSAKeyPairGenImpl::NewL(TUid aImplementationUid)
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	{
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	CRSAKeyPairGenImpl* self = CRSAKeyPairGenImpl::NewLC(aImplementationUid);
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	CleanupStack::Pop(self);
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	return self;
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	}
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CRSAKeyPairGenImpl* CRSAKeyPairGenImpl::NewLC(TUid aImplementationUid)
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	{
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	CRSAKeyPairGenImpl* self = new(ELeave) CRSAKeyPairGenImpl(aImplementationUid);
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	CleanupStack::PushL(self);
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	self->ConstructL();
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	return self;
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	}
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void CRSAKeyPairGenImpl::ConstructL(void)
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	{
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	CKeyPairGenImpl::ConstructL();
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	}
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CExtendedCharacteristics* CRSAKeyPairGenImpl::CreateExtendedCharacteristicsL()
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	{
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	// All Symbian software plug-ins have unlimited concurrency, cannot be reserved
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	// for exclusive use and are not CERTIFIED to be standards compliant.
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	return CExtendedCharacteristics::NewL(KMaxTInt, EFalse);
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	}
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const CExtendedCharacteristics* CRSAKeyPairGenImpl::GetExtendedCharacteristicsL()
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	{
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	return CRSAKeyPairGenImpl::CreateExtendedCharacteristicsL();
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	}
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TUid CRSAKeyPairGenImpl::ImplementationUid() const
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	{
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	return iImplementationUid;
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	}
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void CRSAKeyPairGenImpl::Reset()
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	{
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	// does nothing in this plugin
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	}
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void CRSAKeyPairGenImpl::GenerateKeyPairL(TInt aKeySize, const CCryptoParams& aKeyParameters, CKeyPair*& aKeyPair)
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	{
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	/*
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	 * extract e
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	 */ 
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	const TInt aKeyType = aKeyParameters.GetTIntL(KRsaKeyTypeUid);
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	const TInt aPublicExponent = aKeyParameters.GetTIntL(KRsaKeyParameterEUid);
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	RInteger e = RInteger::NewL(aPublicExponent);
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	CleanupStack::PushL(e);
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	/*
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	 * calculate p, q, n & d
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	 */ 
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	RInteger p;
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	RInteger q;
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	//these make sure n is a least aKeySize long
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	TInt pbits=(aKeySize+1)/2;
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	TInt qbits=aKeySize-pbits;
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	//generate a prime p such that GCD(e,p-1) == 1
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	for (;;)
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		{
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		p = RInteger::NewPrimeL(pbits,TInteger::ETop2BitsSet);
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		CleanupStack::PushL(p);
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		--p;
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   114
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   115
		RInteger gcd = e.GCDL(p);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   116
		if( gcd == 1 )
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   117
			{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   118
			++p;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   119
			gcd.Close();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   120
			//p is still on cleanup stack
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   121
			break;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   122
			}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   123
		CleanupStack::PopAndDestroy(&p);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   124
		gcd.Close();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   125
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   126
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   127
	//generate a prime q such that GCD(e,q-1) == 1 && (p != q)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   128
	for (;;)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   129
		{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   130
		q = RInteger::NewPrimeL(qbits,TInteger::ETop2BitsSet);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   131
		CleanupStack::PushL(q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   132
		--q;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   133
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   134
		RInteger gcd = e.GCDL(q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   135
		if( gcd == 1 )
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   136
			{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   137
			++q;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   138
			if( p != q )
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   139
				{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   140
				gcd.Close();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   141
				//q is still on cleanup stack
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   142
				break;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   143
				}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   144
			}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   145
		CleanupStack::PopAndDestroy(&q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   146
		gcd.Close();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   147
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   148
		
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   149
	//make sure p > q
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   150
	if ( p < q)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   151
		{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   152
		TClassSwap(p,q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   153
		}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   154
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   155
	//calculate n = p * q
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   156
	RInteger n = p.TimesL(q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   157
	CleanupStack::PushL(n);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   158
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   159
	--p;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   160
	--q;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   161
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   162
	//temp = (p-1)(q-1)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   163
	RInteger temp = p.TimesL(q);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   164
	CleanupStack::PushL(temp);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   165
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   166
	//e * d = 1 mod ((p-1)(q-1))
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   167
	//d = e^(-1) mod ((p-1)(q-1))
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   168
	RInteger d = e.InverseModL(temp);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   169
	CleanupStack::PopAndDestroy(&temp); //temp
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   170
	CleanupStack::PushL(d);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   171
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   172
	/*
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   173
	 * create private key depending on aKeyType
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   174
	 */ 
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   175
	CCryptoParams* privateKeyParameters = CCryptoParams::NewLC();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   176
	privateKeyParameters->AddL(n, KRsaKeyParameterNUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   177
	TKeyProperty* privateKeyProperties = NULL;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   178
	TKeyProperty privateKeyProperties_RsaPrivateKeyCRT = {KRSAKeyPairGeneratorUid, iImplementationUid,
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   179
									KRsaPrivateKeyCRTUid, KNonEmbeddedKeyUid };
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
	TKeyProperty privateKeyProperties_RsaPrivateKeyStandard = {KRSAKeyPairGeneratorUid, iImplementationUid,
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
									KRsaPrivateKeyStandardUid, KNonEmbeddedKeyUid };
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   183
	CCryptoParams*publicKeyParameters = CCryptoParams::NewLC();
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   184
	publicKeyParameters->AddL(n, KRsaKeyParameterNUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   185
	publicKeyParameters->AddL(e, KRsaKeyParameterEUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   186
	TKeyProperty publicKeyProperties = {KRSAKeyPairGeneratorUid, iImplementationUid,
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   187
									KRsaPublicKeyUid, KNonEmbeddedKeyUid };
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   188
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   189
	if (aKeyType == KRsaPrivateKeyCRT)			// cleanup stack contains e, p, q, n, d and privateKeyParameters
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   190
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   191
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   192
		/*
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
		 * calculate dP, dQ and qInv
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   194
		 */ 
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   195
		//calculate dP = d mod (p-1)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   196
		RInteger dP = d.ModuloL(p); //p is still p-1
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   197
		CleanupStack::PushL(dP);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   198
		privateKeyParameters->AddL(dP, KRsaKeyParameterDPUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
		CleanupStack::PopAndDestroy(&dP);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   200
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   201
		//calculate dQ = d mod (q-1)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   202
		RInteger dQ = d.ModuloL(q); //q is still q-1
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
		CleanupStack::PushL(dQ);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
		privateKeyParameters->AddL(dQ, KRsaKeyParameterDQUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
		CleanupStack::PopAndDestroy(&dQ);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   207
		++p;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   208
		++q;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   209
		//calculate inverse of qInv = q^(-1)mod(p)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   210
		RInteger qInv = q.InverseModL(p);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   211
		CleanupStack::PushL(qInv);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   212
		privateKeyParameters->AddL(qInv, KRsaKeyParameterQInvUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   213
		CleanupStack::PopAndDestroy(&qInv);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
		
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
		privateKeyParameters->AddL(p, KRsaKeyParameterPUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
		privateKeyParameters->AddL(q, KRsaKeyParameterQUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   217
		
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   218
		privateKeyProperties = &privateKeyProperties_RsaPrivateKeyCRT;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   219
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
	else if (aKeyType == KRsaPrivateKeyStandard)
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   221
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   222
		privateKeyParameters->AddL(d, KRsaKeyParameterDUid);
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
		privateKeyProperties = &privateKeyProperties_RsaPrivateKeyStandard;
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
	}
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
	else
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   226
	{
35751d3474b7 Revision: 200935
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   227
		User::Leave(KErrNotSupported);
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	}
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	// cleanup stack contains e, p, q, n, d and privateKeyParameters
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	CKey* privateKey = CKey::NewL(*privateKeyProperties, *privateKeyParameters);
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	CleanupStack::PushL(privateKey);
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	/*
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	 * create public key
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	 */
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	CKey* publicKey = CKey::NewL(publicKeyProperties, *publicKeyParameters);
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	CleanupStack::PushL(publicKey);
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	/*
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	* create the key pair
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	*/
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	aKeyPair = CKeyPair::NewL(publicKey, privateKey);
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	CleanupStack::Pop(2, privateKey); //privateKey and publicKey
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	CleanupStack::PopAndDestroy(7, &e); //e, p, q, n, d, privateKeyParameters and publicKeyParameters
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	}