crypto/weakcrypto/test/tpadding/tpaddingPKCS7.cpp
branchRCL_3
changeset 62 a71299154b21
parent 61 641f389e9157
child 63 94225563cd41
--- a/crypto/weakcrypto/test/tpadding/tpaddingPKCS7.cpp	Tue Aug 31 17:00:08 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,340 +0,0 @@
-/*
-* Copyright (c) 2004-2009 Nokia Corporation and/or its subsidiary(-ies).
-* All rights reserved.
-* This component and the accompanying materials are made available
-* under the terms of the License "Eclipse Public License v1.0"
-* which accompanies this distribution, and is available
-* at the URL "http://www.eclipse.org/legal/epl-v10.html".
-*
-* Initial Contributors:
-* Nokia Corporation - initial contribution.
-*
-* Contributors:
-*
-* Description: 
-*
-*/
-
-
-#include <random.h>
-#include <padding.h>
-#include <securityerr.h>
-#include "tpaddingPKCS7.h"
-#include <cryptopanic.h>
-
-static void GenerateInput(TInt aBytes, TPtr8& in)
- 	{
- 	for (TInt j = 0; j < aBytes; j++)
- 		{
- 		TInt text('a'+j%25);
- 		in.Append(text);
- 		}
- 	}
-
-CTestPadPKCS7::CTestPadPKCS7()
-	{
-	SetTestStepName(KPadPKCS7);
-	}
-
-CTestPadPKCS7::~CTestPadPKCS7()
-	{
-	}
-
-TVerdict CTestPadPKCS7::doTestStepL()
-	{
-	SetTestStepResult(EPass);
-	__UHEAP_MARK;
-   
-	INFO_PRINTF1(_L("Test of PKCS7  padding"));
-
-	for (TInt i = 1; i < 255; i++)
-		{
-		TestPKCS7Padding(i);
-		}
-  
-	__UHEAP_MARKEND;
-	return TestStepResult();
-	}
-
-
-void CTestPadPKCS7::TestPKCS7Padding(TInt aBlockSize)
-	{
-   	CPaddingPKCS7 *padding = CPaddingPKCS7::NewLC(aBlockSize);
-	// Starts with zero input size(total block data is filled/padded with block size) 
-	for (TInt i = 0 ; i <= aBlockSize; i++)
-		{
-		HBufC8 *padInData = HBufC8::NewLC(i);
-		HBufC8 *padOutData = HBufC8::NewLC(i+(aBlockSize-i%aBlockSize));
-		TPtr8 in(padInData->Des());
-		TPtr8 out(padOutData->Des());
-
-		GenerateInput(i, in);
-		TRAPD(err, padding->DoPadL(in, out));
-		
-		TEST(err == KErrNone);
-		
-		TInt totalLength = out.Length();
-		TUint paddingLength = aBlockSize - in.Length()%aBlockSize;
-		// Test that the total length is a multiple of blockSize
-		TEST((totalLength % aBlockSize) == 0);
-      
-		// Test that the padding bytes are equal in value to the paddingLength,
-		// ie, if padding length is 5 the 5 last octets in the out array should be 0x05
-		for (TInt j = paddingLength; j > 0 ; j--)
-			{
-			TEST(out[out.Length()-j] == paddingLength);
-			}
-      
-		// Test that the data has not been corrupted
-		TEST(in == out.Left(out.Length() - paddingLength));
-		
-		CleanupStack::PopAndDestroy(2, padInData); // padInData, padOutData
-		}
-	CleanupStack::PopAndDestroy(padding);
-	}
-   
-CTestUnpadPKCS7::CTestUnpadPKCS7()
-	{
-   	SetTestStepName(KUnpadPKCS7);
-	}
-
-CTestUnpadPKCS7::~CTestUnpadPKCS7()
-	{
-	}
-
-TVerdict CTestUnpadPKCS7::doTestStepL()
-	{
-	SetTestStepResult(EPass);
-	__UHEAP_MARK;
-
-	INFO_PRINTF1(_L("Test of PKCS7 unpadding"));
-	for (TInt i = 1; i < 255; i++)
-		{
-		TestPKCS7Unpadding(i);
-		}
-
-	__UHEAP_MARKEND;
-	return TestStepResult();
-	}
-
-
-void CTestUnpadPKCS7::TestPKCS7Unpadding(TInt aBlockSize)
-	{
-	CPaddingPKCS7 *padding = CPaddingPKCS7::NewLC(aBlockSize);
-
-	// Input must be < aBlockSize otherwise this wouldn't be 
-	// a padded block
-	for (TInt i = 0 ; i < aBlockSize; i++)
-		{
-		// Input to un-padding should always be an entire block
-		// for correctly data.
-		HBufC8 *padInData = HBufC8::NewLC(aBlockSize);
-		HBufC8 *padOutData = HBufC8::NewLC(i);
-		HBufC8 *padCompareData = HBufC8::NewLC(i);
-		TPtr8 in(padInData->Des());
-		TPtr8 out(padOutData->Des());
-		TPtr8 comp(padCompareData->Des());
-
-		GenerateInput(i, in);
-		comp.Copy(in);		
-
-		in.SetLength(aBlockSize);
-		TInt paddingBytes = aBlockSize - (i % aBlockSize);
-		for (TInt j = 1; j <= paddingBytes; j++)
-			{
-			in[in.Length()-j] = (TUint8)paddingBytes;
-			}
-
-		TRAPD(err, padding->UnPadL(in, out));
-		if (err != KErrNone)
-			{
-			INFO_PRINTF3(_L("The Error returned for block size %d is %d"), aBlockSize,err);
-			}
-		TEST(err == KErrNone); // Verify UnPadL leave code 
-		TEST(out == comp); // Verify  UnPadL output data with expected data
-		CleanupStack::PopAndDestroy(3, padInData); // padInData, padOutData, padCompareData
-		}
-	CleanupStack::PopAndDestroy(padding);
-	}
-
- 
-CTestUnpadCorruptPKCS7::CTestUnpadCorruptPKCS7()
-	{
-	SetTestStepName(KUnpadCorruptPKCS7);
-	}
- 
-CTestUnpadCorruptPKCS7::~CTestUnpadCorruptPKCS7()
-	{
-	}
- 
-TVerdict CTestUnpadCorruptPKCS7::doTestStepL()
- 	{
- 	SetTestStepResult(EPass);
- 	__UHEAP_MARK;
- 
- 	TInt blockSize;
- 	TInt textSize;
- 	TInt paddingNum = 0;
- 	
- 	if (GetIntFromConfig(ConfigSection(), _L("blocksize"), blockSize))
- 		{
- 		if (GetIntFromConfig(ConfigSection(), _L("textsize"), textSize))
- 			{
- 			if (GetIntFromConfig(ConfigSection(), _L("paddingbyte"), paddingNum))
- 				{
- 				INFO_PRINTF1(_L("Test of PKCS7 unpadding with corrupt data"));
- 				TUint8 paddingByte = Min(paddingNum, 255);
-   				TestCorruptPKCS7Unpadding(blockSize, textSize, paddingByte);	  					
- 				}				
- 			else
- 				{
- 				ERR_PRINTF1(_L("Missing parameter - paddingbyte"));
- 				}
- 			}
- 		else
- 			{
- 			ERR_PRINTF1(_L("Missing parameter - textsize"));
- 			}
- 		}
- 	else
-		{
- 		ERR_PRINTF1(_L("Missing parameter - blocksize"));
- 		}
- 
- 	__UHEAP_MARKEND;
- 	return TestStepResult();
- 	}
- 
-void CTestUnpadCorruptPKCS7::TestCorruptPKCS7Unpadding(TInt aBlockSize, TInt aTextSize, TUint8 aPaddingByte)
-	{
- 	CPaddingPKCS7 *padding = CPaddingPKCS7::NewLC(aBlockSize);
- 	TInt paddingBytes = (aBlockSize - aTextSize % aBlockSize);
- 	
-	HBufC8 *padInData = HBufC8::NewLC(aTextSize + paddingBytes);
- 	HBufC8 *padOutData = HBufC8::NewLC(aTextSize);
- 	TPtr8 in(padInData->Des());
- 	TPtr8 out(padOutData->Des());
- 
- 	GenerateInput(aTextSize, in);
- 
- 	in.SetLength(in.Length() + paddingBytes);
- 	for (TInt j = 1; j <= paddingBytes; j++)
- 		{
- 		in[in.Length()-j] = (TUint8) aPaddingByte;
- 		}
- 
- 	TRAPD(err, padding->UnPadL(in, out));
- 	
- 	if ( err == KErrInvalidPadding )
-		{
-  		INFO_PRINTF2(_L("The PKCS7 unpadding UnPadL method returned error is %d"), err);
-  		TEST(err == KErrInvalidPadding);
-  		SetTestStepResult(EPass);
-  		}
-	else if ( err == KErrNone )
-		{
-		TEST(err == KErrNone);
-		}
-	CleanupStack::PopAndDestroy(3, padding); // padding, padInData, padOutData
-	}
-
-CTestPaddingCorruptPKCS7::CTestPaddingCorruptPKCS7()
-	{
-	SetTestStepName(KPaddingCorruptPKCS7);
-	}
- 
-CTestPaddingCorruptPKCS7::~CTestPaddingCorruptPKCS7()
-	{
-	}
- 
-TVerdict CTestPaddingCorruptPKCS7::doTestStepL()
- 	{
- 	SetTestStepResult(EPass);
- 	__UHEAP_MARK;
- 
- 	TInt blockSize;
- 	TInt textSize;
- 	 	
- 	if (GetIntFromConfig(ConfigSection(), _L("blocksize"), blockSize))
- 		{
- 		if (GetIntFromConfig(ConfigSection(), _L("textsize"), textSize))
- 			{
- 			INFO_PRINTF1(_L("Test of PKCS7 unpadding with corrupt data"));
-   			TestCorruptPKCS7padding(blockSize, textSize);	  					
- 			}
- 		else
- 			{
- 			ERR_PRINTF1(_L("Missing parameter - textsize"));
- 			}
- 		}
- 	else
-		{
- 		ERR_PRINTF1(_L("Missing parameter - blocksize"));
- 		}
- 
- 	__UHEAP_MARKEND;
- 	return TestStepResult();
- 	}
- 
-void CTestPaddingCorruptPKCS7::TestCorruptPKCS7padding(TInt aBlockSize, TInt aTextSize)
-	{
-	CPaddingPKCS7 *padding = CPaddingPKCS7::NewLC(aBlockSize);
-
-	TInt paddingBytes = 0;
-	//Divide by 0 is undefined.
-	if(aBlockSize != 0)
-		{
-		paddingBytes = aBlockSize - (aTextSize % aBlockSize);
-		}
-		
- 	HBufC8 *padOutData = HBufC8::NewLC(aTextSize + paddingBytes);
- 	HBufC8 *padInData = HBufC8::NewLC(aTextSize);
- 	TPtr8 in(padInData->Des());
- 	TPtr8 out(padOutData->Des());
- 
- 	GenerateInput(aTextSize, in);
- 	TRAPD(err, padding->DoPadL(in, out));
-
-	INFO_PRINTF2(_L("The PKCS7 padding DoPadL method returned error is %d"), err);
-	TInt totalLength = out.Length();
-	TInt inLength = in.Length();
-	
-	TUint paddingLength = 0;
-	//Divide by 0 is undefined.
-	if(aBlockSize != 0)
-		{
-		paddingLength = aBlockSize - inLength%aBlockSize;
-		// Test that the total length is a multiple of blockSize
-		TEST((totalLength % aBlockSize) == 0);
-		}			
-	
- 	// Test that the padding bytes are equal in value to the paddingLength,
-	// ie, if padding length is 5 the 5 last octets in the out array should be 0x05
-	for (TInt j = paddingLength; j > 0 ; j--)
-		{
-		TEST(out[out.Length()-j] == paddingLength);
-		}
-
-	TPtrC expectedContent;
- 	if (GetStringFromConfig(ConfigSection(), _L("case"), expectedContent))
- 		{
- 		if(expectedContent.Compare(_L("InvalidPadding")) ==0)
- 			{
- 			TEST(err == KErrInvalidPadding);
- 			}
- 		else if(expectedContent.Compare(_L("Valid")) ==0)
- 			{
- 			TEST(err == KErrNone);
- 			}
- 		else if(expectedContent.Compare(_L("CorruptBlockSize")) ==0)
- 			{
- 			TEST(err == KErrArgument);
- 			}
- 		}
- 	
- 	// Test that the data has not been corrupted
-	TEST(in == out.Left(out.Length() - paddingLength));
- 	
- 	CleanupStack::PopAndDestroy(3, padding); // padInData, padOutData, padCompareData, padding
-	}
-