1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/os/security/cryptomgmtlibs/securitytestfw/test/testhandler2/t_utils.cpp	Fri Jun 15 03:10:57 2012 +0200
     1.3 @@ -0,0 +1,106 @@
     1.4 +/*
     1.5 +* Copyright (c) 1998-2009 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 +*
    1.19 +*/
    1.20 +
    1.21 +
    1.22 +#include <s32file.h>
    1.23 +#include "t_utils.h"
    1.24 +
    1.25 +
    1.26 +const TInt KBufferSize = 1024;
    1.27 +
    1.28 +EXPORT_C TBool Utils::CompareFileL(const TDesC& aFileName1, const TDesC& aFileName2, TInt &aError)
    1.29 +	{
    1.30 +	RFile file1, file2;
    1.31 +	RFs fs;
    1.32 +	TInt err1, err2, size1, size2;
    1.33 +	TBool success = EFalse;
    1.34 +
    1.35 +	// checks files are different
    1.36 +	if(aFileName1 == aFileName2)
    1.37 +		{
    1.38 +		aError = KErrNotFound;
    1.39 +		return(EFalse);
    1.40 +		};
    1.41 +
    1.42 +	User::LeaveIfError(fs.Connect());
    1.43 +	CleanupClosePushL(fs);
    1.44 +
    1.45 +	// opens first file
    1.46 +	err1 = file1.Open(fs, aFileName1, EFileRead);
    1.47 +	if (err1 != KErrNone)
    1.48 +		{
    1.49 +		CleanupStack::PopAndDestroy(); // fs
    1.50 +		aError = KErrNotFound;
    1.51 +		return(EFalse);
    1.52 +		}
    1.53 +	CleanupClosePushL(file1);
    1.54 +
    1.55 +	//opens second file
    1.56 +	err2 = file2.Open(fs, aFileName2, EFileRead);
    1.57 +	if (err2 != KErrNone)
    1.58 +		{
    1.59 +		CleanupStack::PopAndDestroy(2); // fs, file1
    1.60 +		aError = KErrNotFound;
    1.61 +		return(EFalse);
    1.62 +		}
    1.63 +	CleanupClosePushL(file2);
    1.64 +
    1.65 +	TBool finished = EFalse;
    1.66 +	HBufC8 *fileBuf1 = HBufC8::NewLC(KBufferSize);
    1.67 +	HBufC8 *fileBuf2 = HBufC8::NewLC(KBufferSize);
    1.68 +	TPtr8 filePtr1(fileBuf1->Des());
    1.69 +	TPtr8 filePtr2(fileBuf2->Des());
    1.70 +
    1.71 +	file1.Size(size1);
    1.72 +	file2.Size(size2);
    1.73 +
    1.74 +	// compares size, no need to do any more checking if they are different
    1.75 +	if(size1 == size2)
    1.76 +		{
    1.77 +		success = ETrue;
    1.78 +		do
    1.79 +			{
    1.80 +			// reads in buffer from each file
    1.81 +			// cannot rely on max length of descriptor so pass in size of 
    1.82 +			// buffer to read
    1.83 +			err1 = file1.Read(filePtr1,KBufferSize);
    1.84 +			err2 = file2.Read(filePtr2,KBufferSize);
    1.85 +			// checks if an error has occured
    1.86 +			if(err1 != KErrNone && err2 != KErrNone)
    1.87 +				{
    1.88 +				finished = ETrue;
    1.89 +				success = EFalse;
    1.90 +				};
    1.91 +			// executes a binary compare
    1.92 +			if(fileBuf1->Compare(*fileBuf2)!=0)
    1.93 +				{
    1.94 +				// binary compare failed, file are different
    1.95 +				finished = ETrue;
    1.96 +				success = EFalse;
    1.97 +				};
    1.98 +			// checks for EOF
    1.99 +			if(fileBuf1->Length() != KBufferSize)
   1.100 +				finished = ETrue;
   1.101 +			}
   1.102 +		while(!finished);
   1.103 +		};
   1.104 +
   1.105 +	
   1.106 +	CleanupStack::PopAndDestroy(5); // fs, file1, file2, fileBuf1, fileBuf2
   1.107 +	return(success);
   1.108 +	};
   1.109 +