os/security/crypto/weakcryptospi/test/tcryptospi/src/asymmetriccipherencryptdecryptstep.cpp
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/security/crypto/weakcryptospi/test/tcryptospi/src/asymmetriccipherencryptdecryptstep.cpp Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,212 @@
1.4 +/*
1.5 +* Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies).
1.6 +* All rights reserved.
1.7 +* This component and the accompanying materials are made available
1.8 +* under the terms of the License "Eclipse Public License v1.0"
1.9 +* which accompanies this distribution, and is available
1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.11 +*
1.12 +* Initial Contributors:
1.13 +* Nokia Corporation - initial contribution.
1.14 +*
1.15 +* Contributors:
1.16 +*
1.17 +* Description:
1.18 +* Example CTestStep derived implementation
1.19 +*
1.20 +*/
1.21 +
1.22 +
1.23 +/**
1.24 + @file
1.25 + @internalTechnology
1.26 +*/
1.27 +#include "asymmetriccipherencryptdecryptstep.h"
1.28 +
1.29 +#include <cryptospi/cryptoasymmetriccipherapi.h>
1.30 +#include <cryptospi/cryptokeypairgeneratorapi.h>
1.31 +#include <cryptospi/keypair.h>
1.32 +#include "filereader.h"
1.33 +
1.34 +using namespace CryptoSpi;
1.35 +
1.36 +CASymmetricCipherEncryptDecryptStep::~CASymmetricCipherEncryptDecryptStep()
1.37 + {
1.38 + }
1.39 +
1.40 +
1.41 +CASymmetricCipherEncryptDecryptStep::CASymmetricCipherEncryptDecryptStep()
1.42 + {
1.43 + SetTestStepName(KASymmetricCipherEncryptDecryptStep);
1.44 + }
1.45 +
1.46 +
1.47 +TVerdict CASymmetricCipherEncryptDecryptStep::doTestStepPreambleL()
1.48 + {
1.49 + SetTestStepResult(EPass);
1.50 + return TestStepResult();
1.51 + }
1.52 +
1.53 +
1.54 +TVerdict CASymmetricCipherEncryptDecryptStep::doTestStepL()
1.55 + {
1.56 + INFO_PRINTF1(_L("*** Asymmetric Cipher - Encrypt/Decrypt ***"));
1.57 + INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());
1.58 +
1.59 + if (TestStepResult()==EPass)
1.60 + {
1.61 +
1.62 + //Assume faliure, unless all is successful
1.63 + SetTestStepResult(EFail);
1.64 +
1.65 + TPtrC srcPath;
1.66 + TVariantPtrC paddingMode;
1.67 +
1.68 + if(!GetStringFromConfig(ConfigSection(),KConfigSourcePath, srcPath) ||
1.69 + !GetStringFromConfig(ConfigSection(),KConfigPaddingMode, paddingMode ))
1.70 + {
1.71 + User::Leave(KErrNotFound);
1.72 + }
1.73 + else
1.74 + {
1.75 +
1.76 + CCryptoParams* keyParams = CCryptoParams::NewLC();
1.77 +
1.78 + //****************************************************
1.79 + //Create Key Pair and Key Pair Generator Objects
1.80 + CKeyPair* keyPair = NULL;
1.81 + CKeyPairGenerator * keypairImpl = NULL;
1.82 +
1.83 + // create an RSA key pair
1.84 + INFO_PRINTF1(_L("Generating RSA keys"));
1.85 +
1.86 + keyParams->AddL(KKeyExponent, KRsaKeyParameterEUid);
1.87 + keyParams->AddL(KRsaPrivateKeyStandard, KRsaKeyTypeUid);
1.88 +
1.89 + // create a key pair generator implementation interface
1.90 + TRAPD_LOG(err,CKeyPairGeneratorFactory::CreateKeyPairGeneratorL(
1.91 + keypairImpl,
1.92 + KRSAKeyPairGeneratorUid,
1.93 + keyParams));
1.94 +
1.95 + CleanupStack::PushL(keypairImpl);
1.96 +
1.97 + // Create a Key Pair
1.98 + TRAP_LOG(err,keypairImpl->GenerateKeyPairL(1024, *keyParams, keyPair));
1.99 +
1.100 + CleanupStack::PushL(keyPair);
1.101 +
1.102 + //*****************************************************
1.103 +
1.104 + INFO_PRINTF1(_L("Creating Asymmetric Cipher Object..."));
1.105 +
1.106 + // Create an Asymmetric Cipher with the values fromt he ini
1.107 + CryptoSpi::CAsymmetricCipher * impl = NULL;
1.108 +
1.109 + TRAP(err,CAsymmetricCipherFactory::CreateAsymmetricCipherL
1.110 + (
1.111 + impl,
1.112 + KRsaCipherUid,
1.113 + keyPair->PublicKey(),
1.114 + KCryptoModeEncryptUid,
1.115 + paddingMode,
1.116 + NULL));
1.117 +
1.118 + if(impl && (err == KErrNone))
1.119 + {
1.120 + INFO_PRINTF1(_L("*** Asymmetric Cipher Implementation Created... ***"));
1.121 +
1.122 + CleanupStack::PushL(impl);
1.123 +
1.124 + //read from src file
1.125 + CFileReader* srcData = CFileReader::NewLC(srcPath);
1.126 +
1.127 + //Create buffer for encrypted data
1.128 + TInt maxOutputLength = impl->GetMaximumOutputLengthL();
1.129 + HBufC8* encrypted = HBufC8::NewLC(maxOutputLength);
1.130 + TPtr8 encryptedPtr = encrypted->Des();
1.131 +
1.132 + INFO_PRINTF1(_L("Encrypting Source Data..."));
1.133 +
1.134 + //Perform the encryption operation
1.135 + TRAP_LOG(err, impl->ProcessL(static_cast<TPtrC8>(*srcData), encryptedPtr));
1.136 +
1.137 + if(err == KErrNone)
1.138 + {
1.139 +
1.140 + if(encryptedPtr.Compare(TPtrC8(*srcData)) != 0)
1.141 + {
1.142 +
1.143 + INFO_PRINTF1(_L("*** DATA ENCRYPTED ***"));
1.144 +
1.145 + //Switch to decrypt
1.146 + TRAP_LOG(err,impl->SetCryptoModeL(KCryptoModeDecryptUid));
1.147 +
1.148 + TRAP_LOG(err,impl->SetKeyL(keyPair->PrivateKey()));
1.149 +
1.150 + //Create a buffer for the decrypted data
1.151 + maxOutputLength = encryptedPtr.Length();
1.152 +
1.153 + TInt bufSize = impl->GetMaximumOutputLengthL();
1.154 +
1.155 + HBufC8* output = HBufC8::NewLC(bufSize);
1.156 + TPtr8 outputPtr = output->Des();
1.157 +
1.158 + INFO_PRINTF1(_L("Decrypting Data..."));
1.159 +
1.160 + //Perform the decryption operation
1.161 + TRAP_LOG(err, impl->ProcessL(encryptedPtr, outputPtr));
1.162 +
1.163 + if(err == KErrNone)
1.164 + {
1.165 + INFO_PRINTF1(_L("*** DATA DECRYPTED ***"));
1.166 + //Check that the source data matches the data thats
1.167 + //been encrypted then decrypted
1.168 + if(!outputPtr.Compare(*srcData))
1.169 + {
1.170 + INFO_PRINTF1(_L("PASS : Decrypted Data matches expected Source"));
1.171 + SetTestStepResult(EPass);
1.172 + }
1.173 + else
1.174 + {
1.175 + INFO_PRINTF1(_L("FAIL : Decrypted Data and expected Mismatch"));
1.176 + SetTestStepResult(EFail);
1.177 + }
1.178 + }
1.179 +
1.180 + CleanupStack::PopAndDestroy(output);
1.181 + }
1.182 + else
1.183 + {
1.184 + INFO_PRINTF1(_L("FAIL : Encrpyted Data and Source Data length and content is the same"));
1.185 + SetTestStepResult(EFail);
1.186 + }
1.187 + }
1.188 +
1.189 +
1.190 + CleanupStack::PopAndDestroy(encrypted);
1.191 + CleanupStack::PopAndDestroy(srcData);
1.192 + CleanupStack::PopAndDestroy(impl);
1.193 + }
1.194 + else
1.195 + {
1.196 + ERR_PRINTF2(_L("*** FAIL: Failed to Create Asymmetric Object - %d ***"), err);
1.197 + User::Leave(err);
1.198 + }
1.199 +
1.200 + CleanupStack::PopAndDestroy(keyPair);
1.201 + CleanupStack::PopAndDestroy(keypairImpl);
1.202 + CleanupStack::PopAndDestroy(keyParams);
1.203 + }
1.204 + }
1.205 +
1.206 + INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());
1.207 +
1.208 + return TestStepResult();
1.209 + }
1.210 +
1.211 +
1.212 +TVerdict CASymmetricCipherEncryptDecryptStep::doTestStepPostambleL()
1.213 + {
1.214 + return TestStepResult();
1.215 + }