crypto/weakcryptospi/test/tcryptospi/src/hash_basic_data_step.cpp
changeset 8 35751d3474b7
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2:675a964f4eb5 8:35751d3474b7
       
     1 /*
       
     2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of the License "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description: 
       
    15 * Example CTestStep derived implementation
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 /**
       
    21  @file
       
    22  @internalTechnology
       
    23 */
       
    24 #include "hash_basic_data_step.h"
       
    25 #include <cryptospi/cryptohashapi.h>
       
    26 #include <cryptospi/plugincharacteristics.h>
       
    27 
       
    28 using namespace CryptoSpi;
       
    29 
       
    30 
       
    31 class CHashParam:public CBase
       
    32 	{
       
    33 public:
       
    34 	~CHashParam();
       
    35 	TUid iAlgorithmUid;
       
    36 	CHash* iHash;
       
    37 	};
       
    38 
       
    39 CHashParam::~CHashParam()
       
    40 	{
       
    41 	delete iHash;
       
    42 	}
       
    43 
       
    44 static TInt CreatorThreadEntryPt(TAny* aParameters)
       
    45 	{
       
    46 	CTrapCleanup* cleanup = CTrapCleanup::New();
       
    47 	if (!cleanup)
       
    48 		User::Exit(KErrNoMemory);
       
    49 	
       
    50 	ASSERT(aParameters);
       
    51 	CHashParam* params=static_cast<CHashParam*>(aParameters);
       
    52 
       
    53 	TRAPD(result,CHashFactory::CreateHashL(params->iHash,
       
    54 											params->iAlgorithmUid,
       
    55 											NULL));  					
       
    56 	delete cleanup;
       
    57 	return result;
       
    58 	}
       
    59 
       
    60 
       
    61 CHashBasicDataStep::~CHashBasicDataStep()
       
    62 	{
       
    63 	}
       
    64 
       
    65 
       
    66 CHashBasicDataStep::CHashBasicDataStep()
       
    67 	{
       
    68 	SetTestStepName(KHashBasicDataStep);
       
    69 	}
       
    70 
       
    71 
       
    72 TVerdict CHashBasicDataStep::doTestStepPreambleL()
       
    73 	{
       
    74 	return EPass;
       
    75 	}
       
    76 
       
    77 
       
    78 TVerdict CHashBasicDataStep::doTestStepL()
       
    79 	{
       
    80 	//Assume faliure, unless all is successful
       
    81 	SetTestStepResult(EFail);
       
    82 		
       
    83 	INFO_PRINTF1(_L("*** Hash - Basic Data ***"));
       
    84 	INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());
       
    85 	
       
    86 	TVariantPtrC algorithmUid;
       
    87 	TPtrC sourcePath;
       
    88 	TPtrC expectedHash;
       
    89 	
       
    90 	//Extract the Test Case ID parameter from the specified INI file
       
    91 	if(!GetStringFromConfig(ConfigSection(),KConfigAlgorithmUid,algorithmUid) ||
       
    92 		!GetStringFromConfig(ConfigSection(),KConfigSourcePath,sourcePath) ||
       
    93 		!GetStringFromConfig(ConfigSection(),KConfigExHashHmacValue,expectedHash))
       
    94 		{
       
    95 		ERR_PRINTF1(_L("** Error: Failed to Load Configuration Parameters **"));
       
    96 		User::Leave(KErrNotFound);
       
    97 		}
       
    98 	
       
    99 	TPtrC threadName;
       
   100 	CHash* hashImpl=NULL;
       
   101 	TInt err=KErrNone;
       
   102 	CHashParam* params = new (ELeave) CHashParam();
       
   103 	CleanupStack::PushL(params);
       
   104 	
       
   105 	if (GetStringFromConfig(ConfigSection(),KConfigThreadName,threadName))
       
   106 		{
       
   107 		RThread creatorThread;
       
   108 		
       
   109 		CleanupClosePushL(creatorThread);
       
   110 		params->iAlgorithmUid=algorithmUid;
       
   111 		params->iHash=NULL;
       
   112 
       
   113 		User::LeaveIfError(creatorThread.Create(threadName, CreatorThreadEntryPt, KDefaultStackSize, NULL, (TAny*)params));
       
   114 		TRequestStatus status=KRequestPending;
       
   115 		creatorThread.Logon(status);
       
   116 		creatorThread.Resume();
       
   117 		User::WaitForRequest(status);
       
   118 		hashImpl=params->iHash;
       
   119 		err=status.Int();
       
   120 		}
       
   121 	else
       
   122 		{
       
   123 		//Retrieve a Hash Factory Object		
       
   124 		TRAP(err,CHashFactory::CreateHashL(hashImpl,
       
   125 											algorithmUid,
       
   126 											NULL));
       
   127 		}
       
   128 	
       
   129 	if(err == KErrNone)
       
   130 		{
       
   131 		RFs fsSession;
       
   132 		
       
   133 		//Create a connection to the file server	
       
   134 		User::LeaveIfError(fsSession.Connect());
       
   135 		
       
   136 		CleanupClosePushL(fsSession);
       
   137 		
       
   138 		RFile sourceFile;
       
   139 
       
   140 		//Open the specified source file
       
   141 		User::LeaveIfError(sourceFile.Open(fsSession,sourcePath, EFileRead));
       
   142 		CleanupClosePushL(sourceFile);
       
   143 
       
   144 		TInt sourceLength = 0;
       
   145 		User::LeaveIfError(sourceFile.Size(sourceLength));
       
   146 		
       
   147 		//Create a heap based descriptor to store the data
       
   148 		HBufC8* sourceData = HBufC8::NewL(sourceLength);						
       
   149 		CleanupStack::PushL(sourceData);
       
   150 		TPtr8 sourcePtr = sourceData->Des();
       
   151 		
       
   152 		sourceFile.Read(sourcePtr);
       
   153 		
       
   154 		if(sourcePtr.Length() != sourceLength)
       
   155 			{
       
   156 			ERR_PRINTF1(_L("*** Error: Reading Source File ***"));
       
   157 			SetTestStepResult(EFail);
       
   158 			}
       
   159 		else
       
   160 			{
       
   161 			//Create a NULL TCharacteristics pointer
       
   162 			const TCharacteristics* charsPtr(NULL);
       
   163 			
       
   164 			//Retrieve the characteristics for the hash implementation object
       
   165 			TRAP_LOG(err, hashImpl->GetCharacteristicsL(charsPtr));
       
   166 			
       
   167 			//Static cast the characteristics to type THashCharacteristics
       
   168 			const THashCharacteristics* hashCharsPtr = static_cast<const THashCharacteristics*>(charsPtr);
       
   169 			
       
   170 			//The hash output size is returned in Bits, divide by 8 to get the Byte size
       
   171 			TInt hashSize = hashCharsPtr->iOutputSize/8;
       
   172 			
       
   173 			//Retrieve the final 8bit hash value and convert to 16bit								
       
   174 			HBufC* hashData = HBufC::NewLC(hashSize);
       
   175 			TPtr hashPtr = hashData->Des();
       
   176 			
       
   177 			// This is just a simple performance measurement on generating 
       
   178 			// the hash
       
   179 			TTime startTime;
       
   180 			startTime.UniversalTime();
       
   181 		
       
   182 			//Copy the hashed content into the heap based descriptor
       
   183 			hashPtr.Copy(hashImpl->Hash(*sourceData));
       
   184 			
       
   185 			TTime endTime;
       
   186 			endTime.UniversalTime();
       
   187 			TTimeIntervalMicroSeconds time = endTime.MicroSecondsFrom(startTime);
       
   188 
       
   189 			//Take the 16bit descriptor and convert the string to hexadecimal
       
   190 			TVariantPtrC convertHash;
       
   191 			convertHash.Set(hashPtr);
       
   192 			HBufC* hashResult = convertHash.HexStringLC();	
       
   193 			
       
   194 			INFO_PRINTF2(_L("*** Hashed Data: %S ***"),&*hashResult);
       
   195 			INFO_PRINTF2(_L("*** Expected Hash: %S ***"),&expectedHash);
       
   196 			
       
   197 			//If the returned hash value matches the expected hash, Pass the test				
       
   198 			if(*hashResult == expectedHash)
       
   199 				{
       
   200 			    INFO_PRINTF2(_L("*** Hash - Basic Data generated after setup in %d micro sec.: PASS ***"), time.Int64());
       
   201 				SetTestStepResult(EPass);	
       
   202 				}
       
   203 			else
       
   204 				{
       
   205 				ERR_PRINTF2(_L("*** FAIL: Hashed and Expected Value Mismatch  ***"), err);
       
   206 				SetTestStepResult(EFail);
       
   207 				}
       
   208 			
       
   209 			CleanupStack::PopAndDestroy(3, sourceData); // hashResult, hashData, sourceData
       
   210 			}
       
   211 
       
   212 		CleanupStack::PopAndDestroy(2, &fsSession);	// &fsSession, sourceFile
       
   213 		
       
   214 		if (threadName.Ptr() != NULL)
       
   215 			{
       
   216 			CleanupStack::PopAndDestroy(); // &creatorThread
       
   217 			}
       
   218 		}
       
   219 	else
       
   220 		{
       
   221 		ERR_PRINTF2(_L("*** FAIL: Failed to Create Hash Object - %d ***"), err);
       
   222 		SetTestStepResult(EFail);	
       
   223 		}
       
   224 	
       
   225 	CleanupStack::PopAndDestroy(); //params
       
   226 	
       
   227 	INFO_PRINTF2(_L("HEAP CELLS: %d"), User::CountAllocCells());	
       
   228 	
       
   229 	return TestStepResult();
       
   230 	}
       
   231 
       
   232 
       
   233 TVerdict CHashBasicDataStep::doTestStepPostambleL()
       
   234 	{
       
   235 	return TestStepResult();
       
   236 	}