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/*
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* Copyright (c) 2007-2010 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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* Example CTestStep derived implementation
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*
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*/
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/**
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@file
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@internalTechnology
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*/
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#include "asymmetriccipherencrypteddatacheckstep.h"
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#include <cryptospi/cryptoasymmetriccipherapi.h>
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#include <cryptospi/cryptokeypairgeneratorapi.h>
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#include <cryptospi/keypair.h>
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#include "filereader.h"
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using namespace CryptoSpi;
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CASymmetricCipherEncryptedDataCheckStep::~CASymmetricCipherEncryptedDataCheckStep()
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{
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}
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CASymmetricCipherEncryptedDataCheckStep::CASymmetricCipherEncryptedDataCheckStep()
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{
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SetTestStepName(KASymmetricCipherEncryptedDataCheckStep);
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}
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TVerdict CASymmetricCipherEncryptedDataCheckStep::doTestStepPreambleL()
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{
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SetTestStepResult(EPass);
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return TestStepResult();
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}
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TVerdict CASymmetricCipherEncryptedDataCheckStep::doTestStepL()
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{
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INFO_PRINTF1(_L("*** Asymmetric Cipher - Encrypted Data Check ***"));
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INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());
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if (TestStepResult()==EPass)
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{
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//Assume faliure, unless all is successful
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SetTestStepResult(EFail);
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TVariantPtrC algorithm;
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TVariantPtrC srcPath;
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TVariantPtrC encrypted;
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TVariantPtrC paddingMode;
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if(!GetStringFromConfig(ConfigSection(),KConfigAlgorithmUid, algorithm) ||
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!GetStringFromConfig(ConfigSection(),KConfigPaddingMode, paddingMode) ||
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!GetStringFromConfig(ConfigSection(),KConfigSourcePath, srcPath) ||
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!GetStringFromConfig(ConfigSection(),KConfigExEncryptedData, encrypted))
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{
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User::Leave(KErrNotFound);
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}
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else
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{
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//assume failure, unless all is successful
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SetTestStepResult(EFail);
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CCryptoParams* keyParams = CCryptoParams::NewLC();
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//****************************************************
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//Create Key Pair and Key Pair Generator Objects
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CKeyPair* keyPair = NULL;
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CKeyPairGenerator * keypairImpl = NULL;
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// create an RSA key pair
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INFO_PRINTF1(_L("Generating RSA keys"));
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keyParams->AddL(KKeyExponent, KRsaKeyParameterEUid);
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keyParams->AddL(KRsaPrivateKeyStandard, KRsaKeyTypeUid);
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// create a key pair generator implementation interface
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TRAPD_LOG(err,CKeyPairGeneratorFactory::CreateKeyPairGeneratorL(keypairImpl,
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KRSAKeyPairGeneratorUid,
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keyParams));
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CleanupStack::PushL(keypairImpl);
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// Create a Key Pair
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TRAP_LOG(err,keypairImpl->GenerateKeyPairL(1024, *keyParams, keyPair));
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CleanupStack::PushL(keyPair);
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//*****************************************************
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INFO_PRINTF1(_L("Creating Asymmetric Cipher Object..."));
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// Create a Symmetric Cipher
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CryptoSpi::CAsymmetricCipher * impl = NULL;
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TRAP(err,CAsymmetricCipherFactory::CreateAsymmetricCipherL(impl,
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algorithm,
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keyPair->PublicKey(),
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KCryptoModeEncryptUid,
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paddingMode,
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NULL));
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if(impl && (err == KErrNone))
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{
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CleanupStack::PushL(impl);
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INFO_PRINTF1(_L("*** Asymmetric Cipher Implementation Created... ***"));
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//read from src file
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CFileReader* srcData = CFileReader::NewLC(srcPath);
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//Create buffer for encrypted data
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TInt maxOutputLength = impl->GetMaximumOutputLengthL();
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HBufC8* encrypted = HBufC8::NewLC(maxOutputLength);
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TPtr8 encryptedPtr = encrypted->Des();
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INFO_PRINTF1(_L("Encrypting Source Data..."));
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//Perform the encryption operation
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TRAP_LOG(err,impl->ProcessL(TPtrC8(*srcData), encryptedPtr));
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if(err == KErrNone)
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{
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INFO_PRINTF1(_L("*** DATA ENCRYPTED ***"));
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//Check that the source data matches the data thats
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//been encrypted then decrypted
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if( !encryptedPtr.Compare(TPtrC8(*srcData)))
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{
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INFO_PRINTF1(_L("PASS : Encrypted Data Matches Expected"));
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SetTestStepResult(EPass);
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}
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else
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{
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INFO_PRINTF1(_L("FAIL : Encrypted Data and Expected Mismatch"));
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SetTestStepResult(EFail);
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}
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}
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CleanupStack::PopAndDestroy(encrypted);
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CleanupStack::PopAndDestroy(srcData);
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CleanupStack::PopAndDestroy(impl);
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}
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else
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{
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ERR_PRINTF2(_L("*** FAIL: Failed to Create Asymmetric Object - %d ***"), err);
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User::Leave(err);
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}
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CleanupStack::PopAndDestroy(keyPair);
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CleanupStack::PopAndDestroy(keypairImpl);
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CleanupStack::PopAndDestroy(keyParams);
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}
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}
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INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());
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return TestStepResult();
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}
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TVerdict CASymmetricCipherEncryptedDataCheckStep::doTestStepPostambleL()
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{
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return TestStepResult();
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}
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