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// Copyright (c) 1996-2009 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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// @file
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// various FAT utilities
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//
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//
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#include "f32_test_utils.h"
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using namespace F32_Test_Utils;
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#include "filesystem_fat.h"
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//-------------------------------------------------------------------------------------------------------------------
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//-- define this macro if it is necessarily to exclude all stuff that uses RFs, consoles etc.
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//-- may be useful if this code is used for file server extensions. mmp file is a good place to define this macro.
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#ifndef FAT_UTILS_LEAN_AND_MEAN
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#include <e32cons.h>
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#include <e32math.h>
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//-- Note that the writable static data are not allowed in DLLs i.e. plugins or somethig else.
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//-- Thus it needs to be thrown away by preprocessing in such a case.
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static CConsoleBase* pConsole = NULL; //-- pointer to the text console for printing out data
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static TBool bPrintOutEnabled = ETrue; //-- global flag, if EFalse, all printing out is disabled
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/**
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Set the console where the ouput will go.
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@param apConsole pointer to the console. if NULL, the print out will be debug port only.
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*/
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void F32_Test_Utils::SetConsole(CConsoleBase* apConsole)
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{
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pConsole = apConsole;
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}
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/**
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Enable or disable printing out. See DoPrintf()
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@param bEnable If ETrue, print out is enabled
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@return previous value of the global bPrintOutEnabled flag
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*/
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TBool F32_Test_Utils::EnablePrintOutput(TBool bEnable)
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{
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TBool bPrevVal = bPrintOutEnabled;
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bPrintOutEnabled = bEnable;
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return bPrevVal;
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}
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/**
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Print out the drive information.
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@param aFs reference to the FS session
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@param aDrive drive number
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@return system-wide error codes.
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*/
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TInt F32_Test_Utils::PrintDrvInfo(RFs &aFs, TInt aDrive)
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{
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TInt nRes;
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TDriveInfo driveInfo;
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TVolumeInfo volInfo;
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TBuf<256> Buf;
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//-- get drive info
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nRes = aFs.Drive(driveInfo, aDrive);
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if(nRes != KErrNone)
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return nRes;
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nRes = aFs.Volume(volInfo, aDrive);
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if(nRes != KErrNone)
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return nRes;
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DoPrintf(_L("Drive %c: #%d\n"), 'A'+aDrive, aDrive);
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//-- print the FS name
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nRes = aFs.FileSystemName(Buf, aDrive);
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if(nRes != KErrNone)
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return nRes;
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//-- to find out FS sub type
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TFSName fsName;
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nRes = aFs.FileSystemSubType(aDrive, fsName);
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if(nRes == KErrNone && Buf.CompareF(fsName) !=KErrNone)
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{
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Buf.AppendFormat(_L(" (%S)"), &fsName);
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}
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DoPrintf(_L("FS name: %S\n"), &Buf);
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//-- print drive and media attributes
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DoPrintf(_L("MediaType: 0x%x\n"), driveInfo.iType);
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DoPrintf(_L("DriveAtt:0x%x\n"),driveInfo.iDriveAtt);
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DoPrintf(_L("MediaAtt:0x%x\n"),driveInfo.iMediaAtt);
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//-- volume information
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DoPrintf(_L("VolId:0x%x\n"),volInfo.iUniqueID);
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DoPrintf(_L("VolSz:%ld (%ldK)\n"),volInfo.iSize, volInfo.iSize/1024);
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DoPrintf(_L("Free:%ld (%ldK)\n"),volInfo.iFree, volInfo.iFree/1024);
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return KErrNone;
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}
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//-------------------------------------------------------------------------------------------------------------------
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/**
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Fill a media region with a given byte pattern
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@param aFs reference to the FS session
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@param aDrive drive number
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@param aMediaStartPos media region start position
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@param aMediaEndPos media region end position
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@param aBytePattern byte to fill the media region with
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@return system-wide error codes.
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*/
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TInt F32_Test_Utils::FillMedia(RFs &aFs, TInt aDrive, TInt64 aMediaStartPos, TInt64 aMediaEndPos, TUint8 aBytePattern/*=0*/)
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{
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DoPrintf(_L("~ F32_Test_Utils::FillMedia() drv:%d, from:%u to:%u\n"),aDrive, (TUint32)aMediaStartPos, (TUint32)aMediaEndPos);
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ASSERT(aMediaStartPos<=aMediaEndPos && aMediaStartPos >=0 && aMediaEndPos >=0);
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TInt nRes = KErrNone;
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RBuf8 buf;
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const TUint32 KBufSz=65536; //-- zero-buffer size, bytes
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//-- create a buffer, filled with given pattern
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nRes = buf.CreateMax(KBufSz);
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ASSERT(nRes == KErrNone);
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buf.Fill(aBytePattern);
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TUint32 rem = (TUint32)(aMediaEndPos - aMediaStartPos);
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while(rem)
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{
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const TUint32 bytesToWrite=Min(rem, KBufSz);
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TPtrC8 ptrData(buf.Ptr(), bytesToWrite);
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nRes = MediaRawWrite(aFs, aDrive, aMediaStartPos, ptrData);
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if(nRes != KErrNone && nRes != KErrDiskFull)
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break;
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aMediaStartPos+=bytesToWrite;
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rem-=bytesToWrite;
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}
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buf.Close();
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return nRes;
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}
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//-------------------------------------------------------------------------------------------------------------------
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/**
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Raw read from the media.
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@param aFs reference to the FS session
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@param aDrive drive number
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@param aMediaPos media position
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@param aLen how many bytes to read
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@param aData descriptor for the data
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@return system-wide error code.
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*/
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TInt F32_Test_Utils::MediaRawRead(RFs &aFs, TInt aDrive, TInt64 aMediaPos, TUint32 aLen, TDes8& aData)
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{
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TInt nRes=KErrNone;
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TRAP(nRes, DoMediaRawReadL(aFs, aDrive, aMediaPos, aLen, aData));
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return nRes;
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}
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//-------------------------------------------------------------------------------------------------------------------
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/**
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Raw write to the media.
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@param aFs reference to the FS session
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@param aDrive drive number
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@param aMediaPos media position
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@param aData descriptor with the data to write
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@return system-wide error code.
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*/
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TInt F32_Test_Utils::MediaRawWrite(RFs &aFs, TInt aDrive, TInt64 aMediaPos, const TDesC8& aData)
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{
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TInt nRes=KErrNone;
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TRAP(nRes, DoMediaRawWriteL(aFs, aDrive, aMediaPos, aData));
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return nRes;
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}
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//-------------------------------------------------------------------------------------------------------------------
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void F32_Test_Utils::DoMediaRawReadL(RFs &aFs, TInt aDrive, TInt64 aMediaPos, TUint32 aLen, TDes8& aData)
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{
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ASSERT(aMediaPos>=0);
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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if((TUint32)aData.MaxSize() < aLen)
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User::Leave(KErrArgument);
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if(aLen == 0)
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return;
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aData.SetLength(aLen);
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RRawDisk rawDisk;
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CleanupClosePushL(rawDisk);
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User::LeaveIfError(rawDisk.Open(aFs, aDrive));
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User::LeaveIfError(rawDisk.Read(aMediaPos, aData));
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CleanupStack::PopAndDestroy(&rawDisk);
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}
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//-------------------------------------------------------------------------------------------------------------------
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void F32_Test_Utils::DoMediaRawWriteL(RFs &aFs, TInt aDrive, TInt64 aMediaPos, const TDesC8& aData)
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{
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ASSERT(aMediaPos>=0);
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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if(aData.Size() == 0)
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return;
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RRawDisk rawDisk;
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CleanupClosePushL(rawDisk);
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User::LeaveIfError(rawDisk.Open(aFs, aDrive));
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User::LeaveIfError(rawDisk.Write(aMediaPos, (TDesC8&)aData));
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CleanupStack::PopAndDestroy(&rawDisk);
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}
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//-------------------------------------------------------------------------------------------------------------------
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_LIT(KFsName_LFFS, "lffs");
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_LIT(KFsName_Win32, "Win32");
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_LIT(KFsName_ExFAT, "ExFat");
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_LIT(KFsName_AutoMonuter, "automounter");
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_LIT(KFsName_HVFS, "HVFS");
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/** @return ETrue if "Automounter" FS is mounted on this drive */
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TBool F32_Test_Utils::Is_Automounter(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName f;
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TInt r = aFs.FileSystemName(f, aDrive);
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__ASSERT_ALWAYS((r==KErrNone) && (f.Length()>0), User::Invariant());
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return (f.CompareF(KFsName_AutoMonuter) == 0 );
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}
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/** @return ETrue if "lffs" FS is mounted on this drive */
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TBool F32_Test_Utils::Is_Lffs(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName f;
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TInt r = aFs.FileSystemName(f, aDrive);
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__ASSERT_ALWAYS((r==KErrNone) && (f.Length()>0), User::Invariant());
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return (f.CompareF(KFsName_LFFS) == 0 );
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}
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/** @return ETrue if "Win32" FS is mounted on this drive (i.e this is emulator's drive C:) */
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TBool F32_Test_Utils::Is_Win32(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName f;
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TInt r = aFs.FileSystemName(f, aDrive);
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__ASSERT_ALWAYS((r==KErrNone) && (f.Length()>0), User::Invariant());
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return (f.CompareF(KFsName_Win32) == 0 );
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}
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/** @return ETrue if "HVFS" is mounted on this drive (i.e PlatSim's drive C:) */
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TBool F32_Test_Utils::Is_HVFS(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName f;
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TInt r = aFs.FileSystemName(f, aDrive);
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__ASSERT_ALWAYS((r==KErrNone) && (f.Length()>0), User::Invariant());
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return (f.CompareF(KFsName_HVFS) == 0);
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}
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/** @return ETrue if "HVFS" or "Win32" FS is mounted on this drive
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* (i.e drive C: of PlatSim or the emulator) */
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TBool F32_Test_Utils::Is_SimulatedSystemDrive(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName f;
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TInt r = aFs.FileSystemName(f, aDrive);
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__ASSERT_ALWAYS((r==KErrNone) && (f.Length()>0), User::Invariant());
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return (f.CompareF(KFsName_HVFS) == 0 || f.CompareF(KFsName_Win32) == 0);
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}
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/** @return ETrue if the filesystem if FAT (fat12/16/32) */
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TBool F32_Test_Utils::Is_Fat(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName fsName;
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TInt nRes = aFs.FileSystemName(fsName, aDrive);
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__ASSERT_ALWAYS((nRes==KErrNone) && (fsName.Length()>0), User::Invariant());
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if(fsName.CompareF(KFileSystemName_FAT) == 0)
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return ETrue; //-- "FAT" FS is explicitly mounted on this drive
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//-- try analyse file system subtype for the case of automounter FS
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nRes = aFs.FileSystemSubType(aDrive,fsName);
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if(nRes !=KErrNone)
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return EFalse;
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return (fsName.CompareF(KFSSubType_FAT16) == 0 || fsName.CompareF(KFSSubType_FAT32) == 0 || fsName.CompareF(KFSSubType_FAT12) == 0);
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}
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/** returns ETrue if "exFAT" FS is mounted on this drive */
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TBool F32_Test_Utils::Is_ExFat(RFs &aFs, TInt aDrive)
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{
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ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
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TFSName fsName;
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TInt nRes = aFs.FileSystemName(fsName, aDrive);
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__ASSERT_ALWAYS((nRes==KErrNone) && (fsName.Length()>0), User::Invariant());
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if(fsName.CompareF(KFsName_ExFAT) == 0 )
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return ETrue; //-- "exFAT" FS is explicitly mounted on this drive
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//-- try analyse file system subtype for the case of automounter FS
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nRes = aFs.FileSystemSubType(aDrive,fsName);
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if(nRes !=KErrNone)
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return EFalse;
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return (fsName.CompareF(KFsName_ExFAT) == 0);
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|
|
347 |
}
|
|
|
348 |
|
|
|
349 |
/** @return ETrue if the filesystem if FAT32 */
|
|
|
350 |
TBool F32_Test_Utils::Is_Fat32(RFs &aFs, TInt aDrive)
|
|
|
351 |
{
|
|
|
352 |
if(!Is_Fat(aFs, aDrive))
|
|
|
353 |
return EFalse;
|
|
|
354 |
|
|
|
355 |
TFSName fsName;
|
|
|
356 |
TInt nRes = aFs.FileSystemSubType(aDrive,fsName);
|
|
|
357 |
|
|
|
358 |
if(nRes !=KErrNone)
|
|
|
359 |
return EFalse;
|
|
|
360 |
|
|
|
361 |
return (fsName.CompareF(KFSSubType_FAT32) == 0);
|
|
|
362 |
|
|
|
363 |
}
|
|
|
364 |
|
|
|
365 |
/** @return ETrue if the filesystem if FAT16 */
|
|
|
366 |
TBool F32_Test_Utils::Is_Fat16(RFs &aFs, TInt aDrive)
|
|
|
367 |
{
|
|
|
368 |
if(!Is_Fat(aFs, aDrive))
|
|
|
369 |
return EFalse;
|
|
|
370 |
|
|
|
371 |
TFSName fsName;
|
|
|
372 |
TInt nRes = aFs.FileSystemSubType(aDrive,fsName);
|
|
|
373 |
|
|
|
374 |
if(nRes !=KErrNone)
|
|
|
375 |
return EFalse;
|
|
|
376 |
|
|
|
377 |
return (fsName.CompareF(KFSSubType_FAT16) == 0);
|
|
|
378 |
|
|
|
379 |
}
|
|
|
380 |
|
|
|
381 |
/** @return ETrue if the filesystem if FAT12 */
|
|
|
382 |
TBool F32_Test_Utils::Is_Fat12(RFs &aFs, TInt aDrive)
|
|
|
383 |
{
|
|
|
384 |
if(!Is_Fat(aFs, aDrive))
|
|
|
385 |
return EFalse;
|
|
|
386 |
|
|
|
387 |
TFSName fsName;
|
|
|
388 |
TInt nRes = aFs.FileSystemSubType(aDrive,fsName);
|
|
|
389 |
|
|
|
390 |
if(nRes !=KErrNone)
|
|
|
391 |
return EFalse;
|
|
|
392 |
|
|
|
393 |
return (fsName.CompareF(KFSSubType_FAT12) == 0);
|
|
|
394 |
|
|
|
395 |
}
|
|
|
396 |
|
|
|
397 |
|
|
|
398 |
static void DoCreateCheckableFileL(RFile64& aFile, TUint64 aSize)
|
|
|
399 |
{
|
|
|
400 |
|
|
|
401 |
ASSERT(aSize >= TMD5::HashSize);
|
|
|
402 |
|
|
|
403 |
//-- 1. set file size
|
|
|
404 |
User::LeaveIfError(aFile.SetSize((TInt)aSize));
|
|
|
405 |
|
|
|
406 |
//-- 2. leave place for the 16-bytes MD5 hash in the file beginning
|
|
|
407 |
TInt64 filePos = TMD5::HashSize;
|
|
|
408 |
User::LeaveIfError(aFile.Seek(ESeekStart,filePos));
|
|
|
409 |
aSize-=TMD5::HashSize;
|
|
|
410 |
|
|
|
411 |
TMD5 md5Hash;
|
|
|
412 |
|
|
|
413 |
//-- 3. fill the file with random bytes
|
|
|
414 |
const TInt KBufSize=65536; //-- buffer size for writing data
|
|
|
415 |
TInt64 rndSeed = aSize % 43283;
|
|
|
416 |
if(!rndSeed)
|
|
|
417 |
rndSeed = 33521;
|
|
|
418 |
|
|
|
419 |
RBuf8 buf;
|
|
|
420 |
buf.CreateMaxL(KBufSize);
|
|
|
421 |
|
|
|
422 |
TUint64 prevSz = aSize;
|
|
|
423 |
while(aSize)
|
|
|
424 |
{
|
|
|
425 |
//-- initialize buffer with random rubbish
|
|
|
426 |
for(TInt i=0; i<KBufSize; ++i)
|
|
|
427 |
{
|
|
|
428 |
buf[i] = (TUint8)Math::Rand(rndSeed);
|
|
|
429 |
}
|
|
|
430 |
|
|
|
431 |
const TUint32 nBytes = (TUint32)Min((TUint64)KBufSize, aSize);
|
|
|
432 |
TPtrC8 ptrData(buf.Ptr(), nBytes);
|
|
|
433 |
User::LeaveIfError(aFile.Write(ptrData)); //-- write data to the file
|
|
|
434 |
md5Hash.Update(ptrData); //-- update MD5 hash
|
|
|
435 |
|
|
|
436 |
aSize-=nBytes;
|
|
|
437 |
|
|
|
438 |
if((prevSz - aSize) >= K1MegaByte)
|
|
|
439 |
{
|
|
|
440 |
prevSz = aSize;
|
|
|
441 |
DoPrintf(_L("."));
|
|
|
442 |
}
|
|
|
443 |
}
|
|
|
444 |
|
|
|
445 |
|
|
|
446 |
buf.Close();
|
|
|
447 |
DoPrintf(_L("\n"));
|
|
|
448 |
|
|
|
449 |
//-- 4. write MD5 hash to the beginning of the file
|
|
|
450 |
filePos = 0;
|
|
|
451 |
User::LeaveIfError(aFile.Seek(ESeekStart,filePos));
|
|
|
452 |
User::LeaveIfError(aFile.Write(md5Hash.Final()));
|
|
|
453 |
|
|
|
454 |
}
|
|
|
455 |
|
|
|
456 |
|
|
|
457 |
static void DoVerifyCheckableFileL(RFile64& aFile)
|
|
|
458 |
{
|
|
|
459 |
TInt64 fileSize;
|
|
|
460 |
User::LeaveIfError(aFile.Size(fileSize));
|
|
|
461 |
|
|
|
462 |
if(fileSize < TMD5::HashSize)
|
|
|
463 |
User::Leave(KErrCorrupt); //-- MD5 hash is 16 bytes, it's the minimal file size
|
|
|
464 |
|
|
|
465 |
//-- 1. read MD5 header from the file
|
|
|
466 |
TBuf8<TMD5::HashSize> md5Header(TMD5::HashSize);
|
|
|
467 |
User::LeaveIfError(aFile.Read(md5Header));
|
|
|
468 |
fileSize -= TMD5::HashSize;
|
|
|
469 |
|
|
|
470 |
//-- 2. read the rest of the data and calculate the checksum
|
|
|
471 |
TMD5 md5Hash;
|
|
|
472 |
RBuf8 buf;
|
|
|
473 |
|
|
|
474 |
const TInt KBufSize=65536; //-- buffer size for writing data
|
|
|
475 |
buf.CreateMaxL(KBufSize);
|
|
|
476 |
|
|
|
477 |
TUint64 prevSz = fileSize;
|
|
|
478 |
while(fileSize)
|
|
|
479 |
{
|
|
|
480 |
User::LeaveIfError(aFile.Read(buf)); //-- read data from the file
|
|
|
481 |
if (buf.Length() == 0)
|
|
|
482 |
User::Leave(KErrEof);
|
|
|
483 |
md5Hash.Update(buf); //-- update MD5 hash
|
|
|
484 |
|
|
|
485 |
fileSize-=buf.Length();
|
|
|
486 |
|
|
|
487 |
if((prevSz - fileSize) >= K1MegaByte)
|
|
|
488 |
{
|
|
|
489 |
prevSz = fileSize;
|
|
|
490 |
DoPrintf(_L("."));
|
|
|
491 |
}
|
|
|
492 |
}
|
|
|
493 |
|
|
|
494 |
buf.Close();
|
|
|
495 |
DoPrintf(_L("\n"));
|
|
|
496 |
|
|
|
497 |
if(md5Hash.Final() != md5Header)
|
|
|
498 |
User::Leave(KErrCorrupt); //-- the file is corrupt
|
|
|
499 |
}
|
|
|
500 |
|
|
|
501 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
502 |
|
|
|
503 |
/**
|
|
|
504 |
Creates a file filled with random data. The file has a 16-byte MD5 header at the start, so it is possible to
|
|
|
505 |
verify the data validity later. Thus the minimal file size is 16 bytes. The file with the iven name may already
|
|
|
506 |
exist; in this case it will be replaced.
|
|
|
507 |
|
|
|
508 |
@param aFs reference to the FS session
|
|
|
509 |
@param aFileName name of the file to be created / replaced
|
|
|
510 |
@param aSize size of the file; 16 bytes min.
|
|
|
511 |
|
|
|
512 |
@return Standard error code
|
|
|
513 |
*/
|
|
|
514 |
TInt F32_Test_Utils::CreateCheckableStuffedFile(RFs& aFs, const TDesC& aFileName, TUint64 aSize)
|
|
|
515 |
{
|
|
|
516 |
|
|
|
517 |
DoPrintf(_L("~ F32_Test_Utils::CreateCheckableStuffedFile() file:%S, Size:%LU\n"), &aFileName, aSize);
|
|
|
518 |
|
|
|
519 |
if(aSize < TMD5::HashSize)
|
|
|
520 |
return KErrArgument; //-- MD5 hash is 16 bytes, it's the minimal file size
|
|
|
521 |
|
|
|
522 |
RFile64 file;
|
|
|
523 |
|
|
|
524 |
//-- 1. create a file
|
|
|
525 |
TInt nRes = file.Replace(aFs, aFileName, EFileWrite);
|
|
|
526 |
if(nRes != KErrNone)
|
|
|
527 |
return nRes;
|
|
|
528 |
|
|
|
529 |
TRAP(nRes, DoCreateCheckableFileL(file, aSize));
|
|
|
530 |
|
|
|
531 |
file.Close();
|
|
|
532 |
return nRes;
|
|
|
533 |
}
|
|
|
534 |
|
|
|
535 |
|
|
|
536 |
/**
|
|
|
537 |
Verify previously created file that has MD5 header at the beginning. See CreateCheckableStuffedFile(...)
|
|
|
538 |
|
|
|
539 |
@param aFs reference to the FS session
|
|
|
540 |
@param aFileName name of the file to be verified
|
|
|
541 |
|
|
|
542 |
@return Standard error code. KErrNone if the file contents matches the MD5 header.
|
|
|
543 |
*/
|
|
|
544 |
TInt F32_Test_Utils::VerifyCheckableFile(RFs& aFs, const TDesC& aFileName)
|
|
|
545 |
{
|
|
|
546 |
DoPrintf(_L("~ F32_Test_Utils::VerifyCheckableFile() file:%S\n"), &aFileName);
|
|
|
547 |
|
|
|
548 |
RFile64 file;
|
|
|
549 |
|
|
|
550 |
//-- 1. create a file
|
|
|
551 |
TInt nRes = file.Open(aFs, aFileName, EFileRead);
|
|
|
552 |
if(nRes != KErrNone)
|
|
|
553 |
return nRes;
|
|
|
554 |
|
|
|
555 |
TRAP(nRes, DoVerifyCheckableFileL(file));
|
|
|
556 |
|
|
|
557 |
file.Close();
|
|
|
558 |
return nRes;
|
|
|
559 |
|
|
|
560 |
}
|
|
|
561 |
|
|
|
562 |
|
|
|
563 |
/**
|
|
|
564 |
Create an empty file (not filled with anything). The size of the file is set by using RFile::SetSize().
|
|
|
565 |
For FAT this will result in allocating a cluster chain in FAT fable, for the file systems that support sparse files (like LFFS)
|
|
|
566 |
this might not work as expected.
|
|
|
567 |
|
|
|
568 |
@param aFs reference to the FS session
|
|
|
569 |
@param aFileName name of the file to be created / replaced
|
|
|
570 |
@param aSize size of the file
|
|
|
571 |
|
|
|
572 |
@return Standard error code
|
|
|
573 |
*/
|
|
|
574 |
TInt F32_Test_Utils::CreateEmptyFile(RFs& aFs, const TDesC& aFileName, TUint64 aSize)
|
|
|
575 |
{
|
|
|
576 |
DoPrintf(_L("~ F32_Test_Utils::CreateEmptyFile() file:%S, sz:%LU\n"), &aFileName, aSize);
|
|
|
577 |
|
|
|
578 |
RFile64 file;
|
|
|
579 |
|
|
|
580 |
//-- 1. create a file
|
|
|
581 |
TInt nRes = file.Replace(aFs, aFileName, EFileWrite);
|
|
|
582 |
if(nRes != KErrNone)
|
|
|
583 |
return nRes;
|
|
|
584 |
|
|
|
585 |
//-- 2. set file size
|
|
|
586 |
nRes = file.SetSize(aSize);
|
|
|
587 |
|
|
|
588 |
file.Close();
|
|
|
589 |
|
|
|
590 |
return nRes;
|
|
|
591 |
}
|
|
|
592 |
|
|
|
593 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
594 |
|
|
|
595 |
/**
|
|
|
596 |
Dismount and mount the filesystem again, optionally taking time when the mount starts.
|
|
|
597 |
The FS can have extensions added into it; this function will handle only the primary extension (if it is present) and
|
|
|
598 |
will mont the FS with it. Non-primary extensions are not supported yet.
|
|
|
599 |
|
|
|
600 |
|
|
|
601 |
@param aFs reference to the FS session
|
|
|
602 |
@param aDrive drive number
|
|
|
603 |
@param apTimeMountStart pointer to the TTime object, that can be called TTime::UniversalTime() on mount start (this can be
|
|
|
604 |
used for measuring time taken to mount the FS).
|
|
|
605 |
if NULL, no action will be taken.
|
|
|
606 |
|
|
|
607 |
@return error code from the RFs::MountFileSystem()
|
|
|
608 |
|
|
|
609 |
*/
|
|
|
610 |
TInt F32_Test_Utils::RemountFS(RFs& aFs, TInt aDrive, TTime* apTimeMountStart/*=NULL*/)
|
|
|
611 |
{
|
|
|
612 |
TInt nRes;
|
|
|
613 |
DoPrintf(_L("~ F32_Test_Utils::RemountingFS at drive:%d\n"), aDrive);
|
|
|
614 |
|
|
|
615 |
TFSDescriptor fsDescriptor;
|
|
|
616 |
|
|
|
617 |
//-- 1. get current FS information
|
|
|
618 |
nRes = GetFileSystemDescriptor(aFs, aDrive, fsDescriptor);
|
|
|
619 |
if(nRes != KErrNone)
|
|
|
620 |
return nRes;
|
|
|
621 |
|
|
|
622 |
//-- 2. dismount the file system
|
|
|
623 |
if(fsDescriptor.iPExtName.Length() > 0)
|
|
|
624 |
{
|
|
|
625 |
DoPrintf(_L("~ Dismounting FS:%S with ext:%S\n"), &fsDescriptor.iFsName, &fsDescriptor.iPExtName);
|
|
|
626 |
}
|
|
|
627 |
else
|
|
|
628 |
{
|
|
|
629 |
DoPrintf(_L("~ Dismounting FS:%S\n"), &fsDescriptor.iFsName);
|
|
|
630 |
}
|
|
|
631 |
|
|
|
632 |
nRes = aFs.DismountFileSystem(fsDescriptor.iFsName, aDrive);
|
|
|
633 |
if(nRes != KErrNone)
|
|
|
634 |
{
|
|
|
635 |
ASSERT(0);
|
|
|
636 |
return nRes;
|
|
|
637 |
}
|
|
|
638 |
|
|
|
639 |
//-- 3. mount it again
|
|
|
640 |
if(apTimeMountStart)
|
|
|
641 |
apTimeMountStart->UniversalTime(); //-- take Mount start time
|
|
|
642 |
|
|
|
643 |
|
|
|
644 |
nRes = MountFileSystem(aFs, aDrive, fsDescriptor);
|
|
|
645 |
return nRes;
|
|
|
646 |
}
|
|
|
647 |
|
|
|
648 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
649 |
|
|
|
650 |
TFSDescriptor::TFSDescriptor()
|
|
|
651 |
{
|
|
|
652 |
Init();
|
|
|
653 |
}
|
|
|
654 |
|
|
|
655 |
void TFSDescriptor::Init()
|
|
|
656 |
{
|
|
|
657 |
iFsName.SetLength(0);
|
|
|
658 |
iPExtName.SetLength(0);
|
|
|
659 |
iDriveSynch = EFalse;
|
|
|
660 |
}
|
|
|
661 |
|
|
|
662 |
TBool TFSDescriptor::operator==(const TFSDescriptor& aRhs) const
|
|
|
663 |
{
|
|
|
664 |
ASSERT(this != &aRhs);
|
|
|
665 |
return (iFsName.CompareF(aRhs.iFsName) == 0 && iPExtName.CompareF(aRhs.iPExtName) == 0 && iDriveSynch == aRhs.iDriveSynch);
|
|
|
666 |
}
|
|
|
667 |
|
|
|
668 |
|
|
|
669 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
670 |
/**
|
|
|
671 |
Gets the information about file system mounted on a drive. This information can be later used for mounting this FS back if it is going to be dismounted
|
|
|
672 |
|
|
|
673 |
@param aFs reference to the FS session
|
|
|
674 |
@param aDrive drive number
|
|
|
675 |
@param aFsDesc file system descriptor
|
|
|
676 |
|
|
|
677 |
@return standard error code
|
|
|
678 |
*/
|
|
|
679 |
TInt F32_Test_Utils::GetFileSystemDescriptor(RFs &aFs, TInt aDrive, TFSDescriptor& aFsDesc)
|
|
|
680 |
{
|
|
|
681 |
TInt nRes;
|
|
|
682 |
|
|
|
683 |
//-- 1. get file system name
|
|
|
684 |
nRes = aFs.FileSystemName(aFsDesc.iFsName, aDrive);
|
|
|
685 |
if(nRes != KErrNone)
|
|
|
686 |
{
|
|
|
687 |
ASSERT(0);
|
|
|
688 |
return nRes;
|
|
|
689 |
}
|
|
|
690 |
|
|
|
691 |
//-- 2. find out if the drive sync/async
|
|
|
692 |
TPckgBuf<TBool> drvSyncBuf;
|
|
|
693 |
nRes = aFs.QueryVolumeInfoExt(aDrive, EIsDriveSync, drvSyncBuf);
|
|
|
694 |
if(nRes != KErrNone)
|
|
|
695 |
{//-- pretend that the drive is asynch. in the case of file system being corrupted. this is 99.9% true
|
|
|
696 |
aFsDesc.iDriveSynch = EFalse;
|
|
|
697 |
}
|
|
|
698 |
else
|
|
|
699 |
{
|
|
|
700 |
aFsDesc.iDriveSynch = drvSyncBuf();
|
|
|
701 |
}
|
|
|
702 |
|
|
|
703 |
//-- 3. find out primary extension name if it is present; we will need to add it again when mounting the FS
|
|
|
704 |
//-- other extensions (non-primary) are not supported yet
|
|
|
705 |
nRes = aFs.ExtensionName(aFsDesc.iPExtName, aDrive, 0);
|
|
|
706 |
if(nRes != KErrNone)
|
|
|
707 |
{
|
|
|
708 |
aFsDesc.iPExtName.SetLength(0);
|
|
|
709 |
}
|
|
|
710 |
|
|
|
711 |
//-- 3.1 check if the drive has non-primary extensions, fail in this case
|
|
|
712 |
TBuf<40> extName;
|
|
|
713 |
nRes = aFs.ExtensionName(extName, aDrive, 1);
|
|
|
714 |
if(nRes == KErrNone)
|
|
|
715 |
{
|
|
|
716 |
DoPrintf(_L("~ F32_Test_Utils::GetFileSystemDescriptor: Non-primary extensions are not supported!\n"));
|
|
|
717 |
return KErrNotSupported;
|
|
|
718 |
}
|
|
|
719 |
|
|
|
720 |
|
|
|
721 |
return KErrNone;
|
|
|
722 |
}
|
|
|
723 |
|
|
|
724 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
725 |
/**
|
|
|
726 |
Mount the file system by the information provided in the FS descriptor
|
|
|
727 |
|
|
|
728 |
@param aFs reference to the FS session
|
|
|
729 |
@param aDrive drive number
|
|
|
730 |
@param aFsDesc file system descriptor containing all necessary information to mount the FS.
|
|
|
731 |
|
|
|
732 |
@return standard error code
|
|
|
733 |
*/
|
|
|
734 |
TInt F32_Test_Utils::MountFileSystem(RFs &aFs, TInt aDrive, const TFSDescriptor& aFsDesc)
|
|
|
735 |
{
|
|
|
736 |
DoPrintf(_L("~ F32_Test_Utils::MountFileSystem() drive:%d Name:%S\n"), aDrive, &aFsDesc.iFsName);
|
|
|
737 |
|
|
|
738 |
TInt nRes;
|
|
|
739 |
if(aFsDesc.iFsName.Length() <=0 )
|
|
|
740 |
{
|
|
|
741 |
ASSERT(0);
|
|
|
742 |
return KErrArgument;
|
|
|
743 |
}
|
|
|
744 |
|
|
|
745 |
|
|
|
746 |
//-- mount File system
|
|
|
747 |
const TBool bPrimaryExt = (aFsDesc.iPExtName.Length() > 0);
|
|
|
748 |
|
|
|
749 |
if(bPrimaryExt)
|
|
|
750 |
{//-- we need to mount FS with the primary extension
|
|
|
751 |
nRes = aFs.AddExtension(aFsDesc.iPExtName);
|
|
|
752 |
if(nRes != KErrNone && nRes != KErrAlreadyExists)
|
|
|
753 |
{
|
|
|
754 |
ASSERT(0);
|
|
|
755 |
return nRes;
|
|
|
756 |
}
|
|
|
757 |
|
|
|
758 |
nRes = aFs.MountFileSystem(aFsDesc.iFsName, aFsDesc.iPExtName, aDrive, aFsDesc.iDriveSynch);
|
|
|
759 |
}
|
|
|
760 |
else
|
|
|
761 |
{//-- the FS did not have primary extension
|
|
|
762 |
nRes = aFs.MountFileSystem(aFsDesc.iFsName, aDrive, aFsDesc.iDriveSynch);
|
|
|
763 |
}
|
|
|
764 |
|
|
|
765 |
|
|
|
766 |
return nRes;
|
|
|
767 |
}
|
|
|
768 |
|
|
|
769 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
770 |
/**
|
|
|
771 |
Format volume, regardless the file system installed.
|
|
|
772 |
|
|
|
773 |
@param aFs reference to the FS session
|
|
|
774 |
@param aDrive drive number
|
|
|
775 |
@param aQuickFormat if True, a quick format will be performed. otherwise - full
|
|
|
776 |
@return system-wide error codes.
|
|
|
777 |
*/
|
|
|
778 |
TInt F32_Test_Utils::FormatDrive(RFs &aFs, TInt aDrive, TBool aQuickFormat)
|
|
|
779 |
{
|
|
|
780 |
TPtrC fmtTypeName = (aQuickFormat ? _L("Quick") : _L("Full"));
|
|
|
781 |
DoPrintf(_L("~ F32_Test_Utils::FormatDrive() drv:%d, type:%S\n"),aDrive, &fmtTypeName);
|
|
|
782 |
|
|
|
783 |
ASSERT(aDrive >= EDriveA && aDrive <= EDriveZ);
|
|
|
784 |
|
|
|
785 |
RFormat format;
|
|
|
786 |
TUint fmtMode=0;
|
|
|
787 |
TInt fmtCnt=0;
|
|
|
788 |
TInt prevCnt;
|
|
|
789 |
TInt nRes;
|
|
|
790 |
|
|
|
791 |
if(aQuickFormat)
|
|
|
792 |
fmtMode |= EQuickFormat;
|
|
|
793 |
|
|
|
794 |
//if(aForceErase)
|
|
|
795 |
// fmtMode |= EForceErase;
|
|
|
796 |
|
|
|
797 |
TBuf<10> drvName;
|
|
|
798 |
drvName.Format(_L("%C:"),'A'+aDrive);
|
|
|
799 |
|
|
|
800 |
nRes = format.Open(aFs, drvName, fmtMode, fmtCnt);
|
|
|
801 |
if(nRes!=KErrNone)
|
|
|
802 |
goto Fail;
|
|
|
803 |
|
|
|
804 |
//-- do format steps
|
|
|
805 |
prevCnt=fmtCnt;
|
|
|
806 |
while(fmtCnt)
|
|
|
807 |
{
|
|
|
808 |
nRes = format.Next(fmtCnt);
|
|
|
809 |
if(nRes!=KErrNone)
|
|
|
810 |
goto Fail;
|
|
|
811 |
|
|
|
812 |
if(fmtCnt != prevCnt)
|
|
|
813 |
{
|
|
|
814 |
DoPrintf(_L("."));
|
|
|
815 |
prevCnt = fmtCnt;
|
|
|
816 |
}
|
|
|
817 |
}
|
|
|
818 |
|
|
|
819 |
//-- formatting has finished
|
|
|
820 |
DoPrintf(_L("\n"));
|
|
|
821 |
format.Close();
|
|
|
822 |
return KErrNone;
|
|
|
823 |
|
|
|
824 |
Fail:
|
|
|
825 |
format.Close();
|
|
|
826 |
DoPrintf(_L("~ F32_Test_Utils::FormatFatDrive() failed! code:%d\n"), nRes);
|
|
|
827 |
|
|
|
828 |
return nRes;
|
|
|
829 |
}
|
|
|
830 |
|
|
|
831 |
|
|
|
832 |
#endif //FAT_UTILS_LEAN_AND_MEAN
|
|
|
833 |
|
|
|
834 |
|
|
|
835 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
836 |
/**
|
|
|
837 |
printing interface. Prints out to the console (if is set) and to the debug interface
|
|
|
838 |
if pConsole is NULL will print to the debug port only.
|
|
|
839 |
*/
|
|
|
840 |
void F32_Test_Utils::DoPrintf(TRefByValue<const TDesC> aFmt,...)
|
|
|
841 |
{
|
|
|
842 |
#ifndef FAT_UTILS_LEAN_AND_MEAN
|
|
|
843 |
if(!bPrintOutEnabled)
|
|
|
844 |
return; //-- disabled by global flag
|
|
|
845 |
#endif //FAT_UTILS_LEAN_AND_MEAN
|
|
|
846 |
|
|
|
847 |
VA_LIST list;
|
|
|
848 |
VA_START(list, aFmt);
|
|
|
849 |
|
|
|
850 |
TBuf<0x100> buf;
|
|
|
851 |
buf.FormatList(aFmt, list); //-- ignore overflows
|
|
|
852 |
|
|
|
853 |
#ifndef FAT_UTILS_LEAN_AND_MEAN
|
|
|
854 |
if(pConsole)
|
|
|
855 |
{
|
|
|
856 |
pConsole->Write(buf);
|
|
|
857 |
}
|
|
|
858 |
#endif //FAT_UTILS_LEAN_AND_MEAN
|
|
|
859 |
|
|
|
860 |
const TInt bufLen = buf.Length();
|
|
|
861 |
if(bufLen >0 && buf[bufLen-1] == '\n')
|
|
|
862 |
{
|
|
|
863 |
buf.Insert(bufLen-1, _L("\r"));
|
|
|
864 |
}
|
|
|
865 |
|
|
|
866 |
RDebug::RawPrint(buf);
|
|
|
867 |
}
|
|
|
868 |
|
|
|
869 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
870 |
|
|
|
871 |
TBool F32_Test_Utils::IsPowerOf2(TUint32 aVal)
|
|
|
872 |
{
|
|
|
873 |
if (aVal==0)
|
|
|
874 |
return EFalse;
|
|
|
875 |
|
|
|
876 |
return !(aVal & (aVal-1));
|
|
|
877 |
}
|
|
|
878 |
|
|
|
879 |
|
|
|
880 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
881 |
TUint32 F32_Test_Utils::Log2(TUint32 aVal)
|
|
|
882 |
{
|
|
|
883 |
__ASSERT_COMPILE(sizeof(TUint32) == 4);
|
|
|
884 |
ASSERT(aVal);
|
|
|
885 |
|
|
|
886 |
TUint32 bitPos=31;
|
|
|
887 |
|
|
|
888 |
if(!(aVal >> 16)) {bitPos-=16; aVal<<=16;}
|
|
|
889 |
if(!(aVal >> 24)) {bitPos-=8; aVal<<=8 ;}
|
|
|
890 |
if(!(aVal >> 28)) {bitPos-=4; aVal<<=4 ;}
|
|
|
891 |
if(!(aVal >> 30)) {bitPos-=2; aVal<<=2 ;}
|
|
|
892 |
if(!(aVal >> 31)) {bitPos-=1;}
|
|
|
893 |
|
|
|
894 |
return bitPos;
|
|
|
895 |
}
|
|
|
896 |
|
|
|
897 |
|
|
|
898 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
899 |
|
|
|
900 |
//###################################################################################################################
|
|
|
901 |
//# TMD5 class implementation
|
|
|
902 |
//###################################################################################################################
|
|
|
903 |
|
|
|
904 |
|
|
|
905 |
#define T_MASK ((TUint32)~0)
|
|
|
906 |
#define T1 /* 0xd76aa478 */ (T_MASK ^ 0x28955b87)
|
|
|
907 |
#define T2 /* 0xe8c7b756 */ (T_MASK ^ 0x173848a9)
|
|
|
908 |
#define T3 0x242070db
|
|
|
909 |
#define T4 /* 0xc1bdceee */ (T_MASK ^ 0x3e423111)
|
|
|
910 |
#define T5 /* 0xf57c0faf */ (T_MASK ^ 0x0a83f050)
|
|
|
911 |
#define T6 0x4787c62a
|
|
|
912 |
#define T7 /* 0xa8304613 */ (T_MASK ^ 0x57cfb9ec)
|
|
|
913 |
#define T8 /* 0xfd469501 */ (T_MASK ^ 0x02b96afe)
|
|
|
914 |
#define T9 0x698098d8
|
|
|
915 |
#define T10 /* 0x8b44f7af */ (T_MASK ^ 0x74bb0850)
|
|
|
916 |
#define T11 /* 0xffff5bb1 */ (T_MASK ^ 0x0000a44e)
|
|
|
917 |
#define T12 /* 0x895cd7be */ (T_MASK ^ 0x76a32841)
|
|
|
918 |
#define T13 0x6b901122
|
|
|
919 |
#define T14 /* 0xfd987193 */ (T_MASK ^ 0x02678e6c)
|
|
|
920 |
#define T15 /* 0xa679438e */ (T_MASK ^ 0x5986bc71)
|
|
|
921 |
#define T16 0x49b40821
|
|
|
922 |
#define T17 /* 0xf61e2562 */ (T_MASK ^ 0x09e1da9d)
|
|
|
923 |
#define T18 /* 0xc040b340 */ (T_MASK ^ 0x3fbf4cbf)
|
|
|
924 |
#define T19 0x265e5a51
|
|
|
925 |
#define T20 /* 0xe9b6c7aa */ (T_MASK ^ 0x16493855)
|
|
|
926 |
#define T21 /* 0xd62f105d */ (T_MASK ^ 0x29d0efa2)
|
|
|
927 |
#define T22 0x02441453
|
|
|
928 |
#define T23 /* 0xd8a1e681 */ (T_MASK ^ 0x275e197e)
|
|
|
929 |
#define T24 /* 0xe7d3fbc8 */ (T_MASK ^ 0x182c0437)
|
|
|
930 |
#define T25 0x21e1cde6
|
|
|
931 |
#define T26 /* 0xc33707d6 */ (T_MASK ^ 0x3cc8f829)
|
|
|
932 |
#define T27 /* 0xf4d50d87 */ (T_MASK ^ 0x0b2af278)
|
|
|
933 |
#define T28 0x455a14ed
|
|
|
934 |
#define T29 /* 0xa9e3e905 */ (T_MASK ^ 0x561c16fa)
|
|
|
935 |
#define T30 /* 0xfcefa3f8 */ (T_MASK ^ 0x03105c07)
|
|
|
936 |
#define T31 0x676f02d9
|
|
|
937 |
#define T32 /* 0x8d2a4c8a */ (T_MASK ^ 0x72d5b375)
|
|
|
938 |
#define T33 /* 0xfffa3942 */ (T_MASK ^ 0x0005c6bd)
|
|
|
939 |
#define T34 /* 0x8771f681 */ (T_MASK ^ 0x788e097e)
|
|
|
940 |
#define T35 0x6d9d6122
|
|
|
941 |
#define T36 /* 0xfde5380c */ (T_MASK ^ 0x021ac7f3)
|
|
|
942 |
#define T37 /* 0xa4beea44 */ (T_MASK ^ 0x5b4115bb)
|
|
|
943 |
#define T38 0x4bdecfa9
|
|
|
944 |
#define T39 /* 0xf6bb4b60 */ (T_MASK ^ 0x0944b49f)
|
|
|
945 |
#define T40 /* 0xbebfbc70 */ (T_MASK ^ 0x4140438f)
|
|
|
946 |
#define T41 0x289b7ec6
|
|
|
947 |
#define T42 /* 0xeaa127fa */ (T_MASK ^ 0x155ed805)
|
|
|
948 |
#define T43 /* 0xd4ef3085 */ (T_MASK ^ 0x2b10cf7a)
|
|
|
949 |
#define T44 0x04881d05
|
|
|
950 |
#define T45 /* 0xd9d4d039 */ (T_MASK ^ 0x262b2fc6)
|
|
|
951 |
#define T46 /* 0xe6db99e5 */ (T_MASK ^ 0x1924661a)
|
|
|
952 |
#define T47 0x1fa27cf8
|
|
|
953 |
#define T48 /* 0xc4ac5665 */ (T_MASK ^ 0x3b53a99a)
|
|
|
954 |
#define T49 /* 0xf4292244 */ (T_MASK ^ 0x0bd6ddbb)
|
|
|
955 |
#define T50 0x432aff97
|
|
|
956 |
#define T51 /* 0xab9423a7 */ (T_MASK ^ 0x546bdc58)
|
|
|
957 |
#define T52 /* 0xfc93a039 */ (T_MASK ^ 0x036c5fc6)
|
|
|
958 |
#define T53 0x655b59c3
|
|
|
959 |
#define T54 /* 0x8f0ccc92 */ (T_MASK ^ 0x70f3336d)
|
|
|
960 |
#define T55 /* 0xffeff47d */ (T_MASK ^ 0x00100b82)
|
|
|
961 |
#define T56 /* 0x85845dd1 */ (T_MASK ^ 0x7a7ba22e)
|
|
|
962 |
#define T57 0x6fa87e4f
|
|
|
963 |
#define T58 /* 0xfe2ce6e0 */ (T_MASK ^ 0x01d3191f)
|
|
|
964 |
#define T59 /* 0xa3014314 */ (T_MASK ^ 0x5cfebceb)
|
|
|
965 |
#define T60 0x4e0811a1
|
|
|
966 |
#define T61 /* 0xf7537e82 */ (T_MASK ^ 0x08ac817d)
|
|
|
967 |
#define T62 /* 0xbd3af235 */ (T_MASK ^ 0x42c50dca)
|
|
|
968 |
#define T63 0x2ad7d2bb
|
|
|
969 |
#define T64 /* 0xeb86d391 */ (T_MASK ^ 0x14792c6e)
|
|
|
970 |
|
|
|
971 |
|
|
|
972 |
TMD5::TMD5()
|
|
|
973 |
{
|
|
|
974 |
Reset();
|
|
|
975 |
}
|
|
|
976 |
|
|
|
977 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
978 |
|
|
|
979 |
void TMD5::Md5_process(const TUint8 *data /*[64]*/)
|
|
|
980 |
{
|
|
|
981 |
TUint32
|
|
|
982 |
a = iState.abcd[0], b = iState.abcd[1],
|
|
|
983 |
c = iState.abcd[2], d = iState.abcd[3];
|
|
|
984 |
TUint32 t;
|
|
|
985 |
TUint32 xbuf[16];
|
|
|
986 |
const TUint32 *X;
|
|
|
987 |
|
|
|
988 |
{
|
|
|
989 |
static const TInt w = 1;
|
|
|
990 |
if (*((const TUint8 *)&w))
|
|
|
991 |
{
|
|
|
992 |
if (!((data - (const TUint8 *)0) & 3)) {
|
|
|
993 |
X = (const TUint32 *)data;
|
|
|
994 |
} else {
|
|
|
995 |
memcpy(xbuf, data, 64);
|
|
|
996 |
X = xbuf;
|
|
|
997 |
}
|
|
|
998 |
}
|
|
|
999 |
else
|
|
|
1000 |
{
|
|
|
1001 |
const TUint8 *xp = data;
|
|
|
1002 |
TInt i;
|
|
|
1003 |
|
|
|
1004 |
X = xbuf; /* (dynamic only) */
|
|
|
1005 |
for (i = 0; i < 16; ++i, xp += 4)
|
|
|
1006 |
xbuf[i] = xp[0] + (xp[1] << 8) + (xp[2] << 16) + (xp[3] << 24);
|
|
|
1007 |
}
|
|
|
1008 |
}
|
|
|
1009 |
|
|
|
1010 |
#define ROTATE_LEFT(x, n) (((x) << (n)) | ((x) >> (32 - (n))))
|
|
|
1011 |
|
|
|
1012 |
#define F(x, y, z) (((x) & (y)) | (~(x) & (z)))
|
|
|
1013 |
#define SET(a, b, c, d, k, s, Ti)\
|
|
|
1014 |
t = a + F(b,c,d) + X[k] + Ti;\
|
|
|
1015 |
a = ROTATE_LEFT(t, s) + b
|
|
|
1016 |
SET(a, b, c, d, 0, 7, T1);
|
|
|
1017 |
SET(d, a, b, c, 1, 12, T2);
|
|
|
1018 |
SET(c, d, a, b, 2, 17, T3);
|
|
|
1019 |
SET(b, c, d, a, 3, 22, T4);
|
|
|
1020 |
SET(a, b, c, d, 4, 7, T5);
|
|
|
1021 |
SET(d, a, b, c, 5, 12, T6);
|
|
|
1022 |
SET(c, d, a, b, 6, 17, T7);
|
|
|
1023 |
SET(b, c, d, a, 7, 22, T8);
|
|
|
1024 |
SET(a, b, c, d, 8, 7, T9);
|
|
|
1025 |
SET(d, a, b, c, 9, 12, T10);
|
|
|
1026 |
SET(c, d, a, b, 10, 17, T11);
|
|
|
1027 |
SET(b, c, d, a, 11, 22, T12);
|
|
|
1028 |
SET(a, b, c, d, 12, 7, T13);
|
|
|
1029 |
SET(d, a, b, c, 13, 12, T14);
|
|
|
1030 |
SET(c, d, a, b, 14, 17, T15);
|
|
|
1031 |
SET(b, c, d, a, 15, 22, T16);
|
|
|
1032 |
#undef SET
|
|
|
1033 |
|
|
|
1034 |
#define G(x, y, z) (((x) & (z)) | ((y) & ~(z)))
|
|
|
1035 |
#define SET(a, b, c, d, k, s, Ti)\
|
|
|
1036 |
t = a + G(b,c,d) + X[k] + Ti;\
|
|
|
1037 |
a = ROTATE_LEFT(t, s) + b
|
|
|
1038 |
SET(a, b, c, d, 1, 5, T17);
|
|
|
1039 |
SET(d, a, b, c, 6, 9, T18);
|
|
|
1040 |
SET(c, d, a, b, 11, 14, T19);
|
|
|
1041 |
SET(b, c, d, a, 0, 20, T20);
|
|
|
1042 |
SET(a, b, c, d, 5, 5, T21);
|
|
|
1043 |
SET(d, a, b, c, 10, 9, T22);
|
|
|
1044 |
SET(c, d, a, b, 15, 14, T23);
|
|
|
1045 |
SET(b, c, d, a, 4, 20, T24);
|
|
|
1046 |
SET(a, b, c, d, 9, 5, T25);
|
|
|
1047 |
SET(d, a, b, c, 14, 9, T26);
|
|
|
1048 |
SET(c, d, a, b, 3, 14, T27);
|
|
|
1049 |
SET(b, c, d, a, 8, 20, T28);
|
|
|
1050 |
SET(a, b, c, d, 13, 5, T29);
|
|
|
1051 |
SET(d, a, b, c, 2, 9, T30);
|
|
|
1052 |
SET(c, d, a, b, 7, 14, T31);
|
|
|
1053 |
SET(b, c, d, a, 12, 20, T32);
|
|
|
1054 |
#undef SET
|
|
|
1055 |
|
|
|
1056 |
#define H(x, y, z) ((x) ^ (y) ^ (z))
|
|
|
1057 |
#define SET(a, b, c, d, k, s, Ti)\
|
|
|
1058 |
t = a + H(b,c,d) + X[k] + Ti;\
|
|
|
1059 |
a = ROTATE_LEFT(t, s) + b
|
|
|
1060 |
SET(a, b, c, d, 5, 4, T33);
|
|
|
1061 |
SET(d, a, b, c, 8, 11, T34);
|
|
|
1062 |
SET(c, d, a, b, 11, 16, T35);
|
|
|
1063 |
SET(b, c, d, a, 14, 23, T36);
|
|
|
1064 |
SET(a, b, c, d, 1, 4, T37);
|
|
|
1065 |
SET(d, a, b, c, 4, 11, T38);
|
|
|
1066 |
SET(c, d, a, b, 7, 16, T39);
|
|
|
1067 |
SET(b, c, d, a, 10, 23, T40);
|
|
|
1068 |
SET(a, b, c, d, 13, 4, T41);
|
|
|
1069 |
SET(d, a, b, c, 0, 11, T42);
|
|
|
1070 |
SET(c, d, a, b, 3, 16, T43);
|
|
|
1071 |
SET(b, c, d, a, 6, 23, T44);
|
|
|
1072 |
SET(a, b, c, d, 9, 4, T45);
|
|
|
1073 |
SET(d, a, b, c, 12, 11, T46);
|
|
|
1074 |
SET(c, d, a, b, 15, 16, T47);
|
|
|
1075 |
SET(b, c, d, a, 2, 23, T48);
|
|
|
1076 |
#undef SET
|
|
|
1077 |
|
|
|
1078 |
#define I(x, y, z) ((y) ^ ((x) | ~(z)))
|
|
|
1079 |
#define SET(a, b, c, d, k, s, Ti)\
|
|
|
1080 |
t = a + I(b,c,d) + X[k] + Ti;\
|
|
|
1081 |
a = ROTATE_LEFT(t, s) + b
|
|
|
1082 |
SET(a, b, c, d, 0, 6, T49);
|
|
|
1083 |
SET(d, a, b, c, 7, 10, T50);
|
|
|
1084 |
SET(c, d, a, b, 14, 15, T51);
|
|
|
1085 |
SET(b, c, d, a, 5, 21, T52);
|
|
|
1086 |
SET(a, b, c, d, 12, 6, T53);
|
|
|
1087 |
SET(d, a, b, c, 3, 10, T54);
|
|
|
1088 |
SET(c, d, a, b, 10, 15, T55);
|
|
|
1089 |
SET(b, c, d, a, 1, 21, T56);
|
|
|
1090 |
SET(a, b, c, d, 8, 6, T57);
|
|
|
1091 |
SET(d, a, b, c, 15, 10, T58);
|
|
|
1092 |
SET(c, d, a, b, 6, 15, T59);
|
|
|
1093 |
SET(b, c, d, a, 13, 21, T60);
|
|
|
1094 |
SET(a, b, c, d, 4, 6, T61);
|
|
|
1095 |
SET(d, a, b, c, 11, 10, T62);
|
|
|
1096 |
SET(c, d, a, b, 2, 15, T63);
|
|
|
1097 |
SET(b, c, d, a, 9, 21, T64);
|
|
|
1098 |
#undef SET
|
|
|
1099 |
|
|
|
1100 |
iState.abcd[0] += a;
|
|
|
1101 |
iState.abcd[1] += b;
|
|
|
1102 |
iState.abcd[2] += c;
|
|
|
1103 |
iState.abcd[3] += d;
|
|
|
1104 |
|
|
|
1105 |
}
|
|
|
1106 |
|
|
|
1107 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
1108 |
void TMD5::Md5_append(const TUint8 *data, TInt nbytes)
|
|
|
1109 |
{
|
|
|
1110 |
const TUint8 *p = data;
|
|
|
1111 |
|
|
|
1112 |
TInt left = nbytes;
|
|
|
1113 |
|
|
|
1114 |
TInt offset = (iState.count[0] >> 3) & 63;
|
|
|
1115 |
TUint32 nbits = (TUint32)(nbytes << 3);
|
|
|
1116 |
|
|
|
1117 |
if (nbytes <= 0)
|
|
|
1118 |
return;
|
|
|
1119 |
|
|
|
1120 |
iState.count[1] += nbytes >> 29;
|
|
|
1121 |
iState.count[0] += nbits;
|
|
|
1122 |
if (iState.count[0] < nbits)
|
|
|
1123 |
iState.count[1]++;
|
|
|
1124 |
|
|
|
1125 |
if (offset)
|
|
|
1126 |
{
|
|
|
1127 |
TInt copy = (offset + nbytes > 64 ? 64 - offset : nbytes);
|
|
|
1128 |
|
|
|
1129 |
memcpy(iState.buf + offset, p, copy);
|
|
|
1130 |
if (offset + copy < 64)
|
|
|
1131 |
return;
|
|
|
1132 |
p += copy;
|
|
|
1133 |
left -= copy;
|
|
|
1134 |
Md5_process(iState.buf);
|
|
|
1135 |
}
|
|
|
1136 |
|
|
|
1137 |
for (; left >= 64; p += 64, left -= 64)
|
|
|
1138 |
Md5_process(p);
|
|
|
1139 |
|
|
|
1140 |
if (left)
|
|
|
1141 |
memcpy(iState.buf, p, left);
|
|
|
1142 |
|
|
|
1143 |
}
|
|
|
1144 |
|
|
|
1145 |
|
|
|
1146 |
void TMD5::Md5_finish()
|
|
|
1147 |
{
|
|
|
1148 |
static const TUint8 pad[64] = {
|
|
|
1149 |
0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
1150 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
1151 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
|
|
|
1152 |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
|
|
|
1153 |
};
|
|
|
1154 |
TUint8 data[8];
|
|
|
1155 |
TInt i;
|
|
|
1156 |
|
|
|
1157 |
for (i = 0; i < 8; ++i)
|
|
|
1158 |
data[i] = (TUint8)(iState.count[i >> 2] >> ((i & 3) << 3));
|
|
|
1159 |
Md5_append(pad, ((55 - (iState.count[0] >> 3)) & 63) + 1);
|
|
|
1160 |
Md5_append(data, 8);
|
|
|
1161 |
for (i = 0; i < 16; ++i)
|
|
|
1162 |
iDigest[i] = (TUint8)(iState.abcd[i >> 2] >> ((i & 3) << 3));
|
|
|
1163 |
|
|
|
1164 |
}
|
|
|
1165 |
|
|
|
1166 |
//-------------------------------------------------------------------------------------------------------------------
|
|
|
1167 |
|
|
|
1168 |
/** reset MD5 to initial state */
|
|
|
1169 |
void TMD5::Reset()
|
|
|
1170 |
{
|
|
|
1171 |
iState.count[0] = iState.count[1] = 0;
|
|
|
1172 |
iState.abcd[0] = 0x67452301;
|
|
|
1173 |
iState.abcd[1] = /*0xefcdab89*/ T_MASK ^ 0x10325476;
|
|
|
1174 |
iState.abcd[2] = /*0x98badcfe*/ T_MASK ^ 0x67452301;
|
|
|
1175 |
iState.abcd[3] = 0x10325476;
|
|
|
1176 |
}
|
|
|
1177 |
|
|
|
1178 |
|
|
|
1179 |
/**
|
|
|
1180 |
Update MD5 with some data
|
|
|
1181 |
@param aMessage descriptor with data
|
|
|
1182 |
*/
|
|
|
1183 |
void TMD5::Update(const TDesC8& aMessage)
|
|
|
1184 |
{
|
|
|
1185 |
Md5_append((const TUint8*)aMessage.Ptr(), aMessage.Length());
|
|
|
1186 |
}
|
|
|
1187 |
|
|
|
1188 |
/**
|
|
|
1189 |
Finalise MD5 calculation
|
|
|
1190 |
@param aMessage descriptor with data
|
|
|
1191 |
@return pointer to 16-byte array with MD5 hash
|
|
|
1192 |
*/
|
|
|
1193 |
TPtrC8 TMD5::Final(const TDesC8& aMessage)
|
|
|
1194 |
{
|
|
|
1195 |
Update(aMessage);
|
|
|
1196 |
Md5_finish();
|
|
|
1197 |
return TPtrC8(iDigest, HashSize);
|
|
|
1198 |
}
|
|
|
1199 |
|
|
|
1200 |
|
|
|
1201 |
/**
|
|
|
1202 |
Finalise MD5 calculation
|
|
|
1203 |
@return pointer to 16-byte array with MD5 hash
|
|
|
1204 |
*/
|
|
|
1205 |
TPtrC8 TMD5::Final()
|
|
|
1206 |
{
|
|
|
1207 |
Md5_finish();
|
|
|
1208 |
return TPtrC8(iDigest, HashSize);
|
|
|
1209 |
}
|
|
|
1210 |
|
|
|
1211 |
|
|
|
1212 |
|
|
|
1213 |
|
|
|
1214 |
|
|
|
1215 |
|
|
|
1216 |
|
|
|
1217 |
|
|
|
1218 |
|
|
|
1219 |
|
|
|
1220 |
|
|
|
1221 |
|
|
|
1222 |
|
|
|
1223 |
|
|
|
1224 |
|
|
|
1225 |
|
|
|
1226 |
|
|
|
1227 |
|
|
|
1228 |
|
|
|
1229 |
|
|
|
1230 |
|
|
|
1231 |
|