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|
// ****************************************************************************
// Project: GUYMAGER
// ****************************************************************************
// Programmer: Guy Voncken
// Police Grand-Ducale
// Service de Police Judiciaire
// Section Nouvelles Technologies
// ****************************************************************************
// Module: The table widget (central widget of the application)
// ****************************************************************************
// Copyright 2008, 2009, 2010, 2011 Guy Voncken
//
// This file is part of guymager.
//
// guymager is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 2 of the License, or
// (at your option) any later version.
//
// guymager is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with guymager. If not, see <http://www.gnu.org/licenses/>.
#include <unistd.h>
#include <QtGui>
#include "toolconstants.h"
#include "common.h"
#include "config.h"
#include "threadread.h"
#include "threadwrite.h"
#include "threadhash.h"
#include "threadcompress.h"
#include "dlgmessage.h"
#include "dlgacquire.h"
#include "itemdelegate.h"
#include "table.h"
#include "mainwindow.h"
#include "compileinfo.h"
#include "dlgabort.h"
#include "file.h"
class t_TableLocal
{
public:
t_pDeviceList pDeviceList;
t_MainWindow *pMainWindow;
QAction *pActionAcquire;
QAction *pActionClone;
QAction *pActionAbort;
QAction *pActionDeviceInfo;
QAction *pActionRemoveSpecialDevice;
bool SlowDownAcquisitions;
};
t_Table::t_Table ()
{
CHK_EXIT (ERROR_TABLE_CONSTRUCTOR_NOT_SUPPORTED)
} //lint !e1401 not initialised
t_Table::t_Table (QWidget *pParent, t_MainWindow *pMainWindow, t_pDeviceList pDeviceList)
:QTableView (pParent)
{
// setStyleSheet("QTableView {background-color: yellow;}");
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_INVALID_ACTION ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_THREADREAD_ALREADY_RUNNING ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_THREADHASH_ALREADY_RUNNING ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_THREADWRITE_ALREADY_RUNNING ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_THREADCOMPRESS_ALREADY_RUNNING))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_THREADREAD_DOESNT_EXIT ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_FIFO_EXISTS ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_CONSTRUCTOR_NOT_SUPPORTED ))
CHK_EXIT (TOOL_ERROR_REGISTER_CODE (ERROR_TABLE_INVALID_FORMAT ))
setItemDelegate (new t_ItemDelegate (this));
setSelectionBehavior (QAbstractItemView::SelectRows );
setSelectionMode (QAbstractItemView::SingleSelection);
pOwn = new t_TableLocal;
pOwn->pDeviceList = pDeviceList;
pOwn->pMainWindow = pMainWindow;
pOwn->SlowDownAcquisitions = false;
verticalHeader ()->hide ();
horizontalHeader()->setClickable (true);
horizontalHeader()->setSortIndicatorShown (true);
setHorizontalScrollMode (QAbstractItemView::ScrollPerPixel);
setVerticalScrollMode (QAbstractItemView::ScrollPerPixel);
pOwn->pActionAcquire = new QAction(tr("Acquire image" , "Context menu"), this); addAction (pOwn->pActionAcquire );
pOwn->pActionClone = new QAction(tr("Clone device" , "Context menu"), this); addAction (pOwn->pActionClone );
pOwn->pActionAbort = new QAction(tr("Abort" , "Context menu"), this); addAction (pOwn->pActionAbort );
pOwn->pActionDeviceInfo = new QAction(tr("Info" , "Context menu"), this); addAction (pOwn->pActionDeviceInfo );
pOwn->pActionRemoveSpecialDevice = new QAction(tr("Remove special device", "Context menu"), this); addAction (pOwn->pActionRemoveSpecialDevice);
CHK_QT_EXIT (connect (this, SIGNAL(clicked (const QModelIndex &)), this, SLOT(SlotMouseClick(const QModelIndex &))))
// pOwn->pTable->setContextMenuPolicy (Qt::ActionsContextMenu);
}
t_Table::~t_Table ()
{
delete pOwn;
}
APIRET t_Table::GetDeviceUnderCursor (t_pDevice &pDevice)
{
QModelIndex Index;
int Row;
int Count;
pDevice = NULL;
QModelIndexList IndexList = selectionModel()->selectedRows();
Count = IndexList.count();
switch (Count)
{
case 0: break;
case 1: Index = IndexList.first();
Row = model()->data(Index, t_ItemDelegate::RowNrRole).toInt();
pDevice = pOwn->pDeviceList->at(Row);
break;
default: LOG_ERROR ("Strange, several rows seem to be selected.")
}
return NO_ERROR;
}
void t_Table::contextMenuEvent (QContextMenuEvent *pEvent)
{
QAction *pAction;
QAction LocalIndicator (tr("Local Device - cannot be acquired" ), this);
QAction CloneIndicator (tr("Device used for cloning - cannot be acquired" ), this);
QAction AddStateInfoIndicator (tr("Cannot be acquired - see additional state info field"), this);
QMenu Menu;
QPoint Pos;
t_pDevice pDevice;
int CorrectedY;
int Row;
QModelIndex Index;
bool Running;
Pos = mapFromGlobal (pEvent->globalPos()); // The event coordinates are absolute screen coordinates, map them withb this widget
CorrectedY = Pos.y() - horizontalHeader()->height(); // QTableView::rowAt seems to have a bug: It doesn't include the header height in the calculations. So, we correct it here.
Pos.setY (CorrectedY);
Index = indexAt (Pos);
selectRow (Index.row());
Row = model()->data(Index, t_ItemDelegate::RowNrRole).toInt();
if ((Row < 0) || (Row >= pOwn->pDeviceList->count())) // User clicked in the empty area
return;
pDevice = pOwn->pDeviceList->at(Row);
// LOG_INFO ("Context global %d -- widget %d -- corrected %d -- index %d", pEvent->globalPos().y(), Pos.y(), CorrectedY, RowIndex);
Running = pDevice->pThreadRead || pDevice->pThreadWrite;
pOwn->pActionAcquire->setEnabled (!Running);
pOwn->pActionClone ->setEnabled (!Running);
pOwn->pActionAbort ->setEnabled ( Running);
if (pDevice->Local)
{
LocalIndicator.setEnabled (false);
Menu.addAction (&LocalIndicator);
Menu.addSeparator ();
}
else if (pOwn->pDeviceList->UsedAsCloneDestination(pDevice))
{
CloneIndicator.setEnabled (false);
Menu.addAction (&CloneIndicator);
Menu.addSeparator ();
}
else if (!pDevice->AddStateInfo.CanBeAcquired)
{
AddStateInfoIndicator.setEnabled (false);
Menu.addAction (&AddStateInfoIndicator);
Menu.addSeparator ();
}
else
{
Menu.addAction (pOwn->pActionAcquire);
Menu.addAction (pOwn->pActionClone );
Menu.addAction (pOwn->pActionAbort );
}
Menu.addAction (pOwn->pActionDeviceInfo);
if (pDevice->SpecialDevice)
{
pOwn->pActionRemoveSpecialDevice->setEnabled (!Running);
Menu.addAction (pOwn->pActionRemoveSpecialDevice);
}
pAction = Menu.exec (pEvent->globalPos());
// pAction = QMenu::exec (actions(), pEvent->globalPos());
if (pAction == pOwn->pActionAcquire ) CHK_EXIT (StartAcquisition (pDevice, false))
else if (pAction == pOwn->pActionClone ) CHK_EXIT (StartAcquisition (pDevice, true ))
else if (pAction == pOwn->pActionAbort ) CHK_EXIT (AbortAcquisition (pDevice))
else if (pAction == pOwn->pActionDeviceInfo ) CHK_EXIT (ShowDeviceInfo (pDevice))
else if (pAction == pOwn->pActionRemoveSpecialDevice) CHK_EXIT (pOwn->pMainWindow->RemoveSpecialDevice(pDevice))
else
{
// CHK_EXIT (ERROR_TABLE_INVALID_ACTION)
}
}
void t_Table::SlotMouseClick (const QModelIndex & Index)
{
int Row;
selectRow (Index.row());
Row = model()->data (Index, t_ItemDelegate::RowNrRole).toInt();
emit (SignalDeviceSelected (pOwn->pDeviceList->at(Row)));
}
APIRET t_Table::ShowDeviceInfo (t_pcDevice pDevice)
{
QString Info;
LOG_INFO ("[%s] Info for requested", QSTR_TO_PSZ(pDevice->LinuxDevice))
pOwn->SlowDownAcquisitions = true;
CHK (t_Info::GetDeviceInfo (pDevice, true, Info))
pOwn->SlowDownAcquisitions = false;
CHK (t_DlgMessage::Show (tr("Device info", "Dialog title"), Info, true))
return NO_ERROR;
}
// ----------------------------------------------------------------------------------------------------------------
//
// Acquistion start
//
// ----------------------------------------------------------------------------------------------------------------
APIRET t_Table::InfoAcquisitionStart (t_pDevice pDevice)
{
const char *pLibGuyToolsVersionInstalled;
const char *pLibEwfVersionInstalled;
QString FormatDescription;
QString FormatExtension;
QString Str;
CHK (pDevice->Info.Create())
CHK (pDevice->Info.Title (tr("GUYMAGER ACQUISITION INFO FILE", "Info file")))
t_Log::GetLibGuyToolsVersion (&pLibGuyToolsVersionInstalled);
pLibEwfVersionInstalled = (const char *) libewf_get_version ();
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.Title (tr("Guymager", "Info file")))
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.AddRow (tr("Version:: %1" , "Info file") .arg(pCompileInfoVersion )))
CHK (pDevice->Info.AddRow (tr("Compilation timestamp:: %1", "Info file") .arg(pCompileInfoTimestamp)))
CHK (pDevice->Info.AddRow (tr("Compiled with:: %1 %2" , "Info file") .arg("gcc") .arg(__VERSION__)))
CHK (pDevice->Info.AddRow (tr("libewf version:: %1" , "Info file") .arg(pLibEwfVersionInstalled )))
CHK (pDevice->Info.AddRow (tr("libguytools version:: %1" , "Info file") .arg(pLibGuyToolsVersionInstalled)))
CHK (pDevice->Info.WriteTable ());
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.Title (tr("Device information", "Info file")))
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.WriteDeviceInfo ())
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.Title (tr("Acquisition", "Info file")))
CHK (pDevice->Info.WriteLn ())
CHK (t_File::GetFormatDescription (pDevice, FormatDescription))
CHK (t_File::GetFormatExtension (pDevice, NULL, &FormatExtension))
CHK (pDevice->Info.AddRow (tr("Linux device:: %1" , "Info file").arg(pDevice->LinuxDevice)))
CHK (pDevice->Info.AddRow (tr("Device size:: %1 (%2)", "Info file").arg(pDevice->Size) .arg(t_Device::GetSizeHuman(pDevice).toString())))
Str = tr("Format:: %1", "Info file") .arg(FormatDescription);
if (!FormatExtension.isEmpty())
Str += tr(" - file extension is %1", "Info file") .arg(FormatExtension);
CHK (pDevice->Info.AddRow (Str))
if (pDevice->Acquisition.Format != t_File::DD)
{
CHK (pDevice->Info.AddRow (tr("Image meta data", "Info file")))
CHK (pDevice->Info.AddRow (" " + t_DlgAcquire::tr("EwfCaseNumber" ) + QString(":: %1") .arg(pDevice->Acquisition.CaseNumber )))
CHK (pDevice->Info.AddRow (" " + t_DlgAcquire::tr("EwfEvidenceNumber") + QString(":: %1") .arg(pDevice->Acquisition.EvidenceNumber)))
CHK (pDevice->Info.AddRow (" " + t_DlgAcquire::tr("EwfExaminer" ) + QString(":: %1") .arg(pDevice->Acquisition.Examiner )))
CHK (pDevice->Info.AddRow (" " + t_DlgAcquire::tr("EwfDescription" ) + QString(":: %1") .arg(pDevice->Acquisition.Description )))
CHK (pDevice->Info.AddRow (" " + t_DlgAcquire::tr("EwfNotes" ) + QString(":: %1") .arg(pDevice->Acquisition.Notes )))
}
CHK (pDevice->Info.AddRow (tr("Image path and file name:: %1", "Info file").arg(pDevice->Acquisition.ImagePath + pDevice->Acquisition.ImageFilename + FormatExtension)))
CHK (pDevice->Info.AddRow (tr("Info path and file name:: %1", "Info file").arg(pDevice->Acquisition.InfoPath + pDevice->Acquisition.InfoFilename + t_File::pExtensionInfo)))
if ((pDevice->Acquisition.CalcMD5) &&
(pDevice->Acquisition.CalcSHA256)) CHK (pDevice->Info.AddRow (tr("Hash calculation:: MD5 and SHA-256", "Info file")))
else if (pDevice->Acquisition.CalcMD5) CHK (pDevice->Info.AddRow (tr("Hash calculation:: MD5" , "Info file")))
else if (pDevice->Acquisition.CalcSHA256) CHK (pDevice->Info.AddRow (tr("Hash calculation:: SHA-256" , "Info file")))
else CHK (pDevice->Info.AddRow (tr("Hash calculation:: off" , "Info file")))
if (pDevice->Acquisition.VerifySrc)
CHK (pDevice->Info.AddRow (tr("Source verification:: on" , "Info file")))
else CHK (pDevice->Info.AddRow (tr("Source verification:: off", "Info file")))
if (pDevice->Acquisition.VerifyDst)
CHK (pDevice->Info.AddRow (tr("Image verification:: on" , "Info file")))
else CHK (pDevice->Info.AddRow (tr("Image verification:: off", "Info file")))
CHK (pDevice->Info.WriteTable ());
return NO_ERROR;
}
APIRET TableFifoCalcSizeAndAlloc (t_pDevice pDevice, unsigned int Fifos, unsigned int *pMaxBlocksInUse)
{
const unsigned int PageSize = getpagesize();
unsigned int MaxBlocksInUse;
unsigned int ExtraSpace;
// Set the data block size
// -----------------------
switch (pDevice->Acquisition.Format)
{
case t_File::DD : pDevice->FifoBlockSize = CONFIG(FifoBlockSizeDD ); break;
case t_File::AAFF: pDevice->FifoBlockSize = CONFIG(FifoBlockSizeAFF); break;
case t_File::EWF:
if (pDevice->HasCompressionThreads() && (CONFIG(EwfFormat) != t_File::AEWF))
pDevice->FifoBlockSize = EWF_MULTITHREADED_COMPRESSION_CHUNK_SIZE;
else pDevice->FifoBlockSize = CONFIG(FifoBlockSizeEWF);
if (pDevice->FifoBlockSize != (unsigned int) CONFIG(FifoBlockSizeEWF))
LOG_INFO ("[%s] Running with FifoBlockSize of %d (no other size supported when using libewf with multithreaded compression)", QSTR_TO_PSZ (pDevice->LinuxDevice), pDevice->FifoBlockSize)
break;
default: CHK (ERROR_TABLE_INVALID_FORMAT)
}
// Calc the real amount of memory used for every block
// ---------------------------------------------------
pDevice->FifoAllocBlockSize = pDevice->FifoBlockSize; // Start with the standard data size
CHK (t_ThreadCompress::GetFifoExtraSpace (pDevice, &ExtraSpace))
pDevice->FifoAllocBlockSize += ExtraSpace;
pDevice->FifoAllocBlockSize += sizeof (t_FifoBlock); // Add the structure overhead
// if (!CONFIG (FifoMemoryManager)) // Go to the next boundary when working with C-Lib memory management
// {
if ((pDevice->FifoAllocBlockSize % PageSize) != 0)
pDevice->FifoAllocBlockSize += PageSize - (pDevice->FifoAllocBlockSize % PageSize);
// }
// Calc the number of entries for each FIFO
// ----------------------------------------
pDevice->FifoMaxBlocks = (int)((((long long)CONFIG(FifoMaxMem))*BYTES_PER_MEGABYTE) / ((long long)pDevice->FifoAllocBlockSize * Fifos));
if (pDevice->FifoMaxBlocks == 0)
pDevice->FifoMaxBlocks = 1;
// Calc the amount of memory for the blocks and allocate it
// --------------------------------------------------------
MaxBlocksInUse = pDevice->FifoMaxBlocks * Fifos; // Data in the FIFOs
MaxBlocksInUse += 1; // ThreadRead might allocate an additional block that can't yet be written to the full FIFO
if ((pDevice->Acquisition.Format == t_File::AAFF) && !pDevice->HasCompressionThreads())
MaxBlocksInUse += 1; // ThreadWrite might use an additional buffer if it does the AFF preprocessing
if (pDevice->HasCompressionThreads())
MaxBlocksInUse += CONFIG(CompressionThreads); // Each compression thread might have one additional block for writing the compressed data
MaxBlocksInUse += Fifos;
*pMaxBlocksInUse = MaxBlocksInUse;
if (CONFIG (FifoMemoryManager))
CHK (FifoMemoryAlloc (&pDevice->pFifoMemory, MaxBlocksInUse, pDevice->FifoAllocBlockSize))
return NO_ERROR;
}
APIRET t_Table::StartAcquisition (t_pDevice pDevice, bool Clone)
{
t_DlgAcquire Dlg (pDevice, Clone, pOwn->pDeviceList, this);
QString Format;
int Fifos = 0;
if (Dlg.exec() != QDialog::Accepted)
return NO_ERROR;
pOwn->SlowDownAcquisitions = true;
LOG_INFO ("[%s] Starting acquisition (%s)", QSTR_TO_PSZ (pDevice->LinuxDevice), Clone ? "clone":"image")
CHK (Dlg.GetParameters (pDevice->Acquisition))
CHK (t_File::GetFormatExtension (pDevice->Acquisition.Format, pDevice->Acquisition.Clone, 0, NULL, &Format))
if (Clone)
Format = " (clone)";
LOG_INFO ("[%s] Image %s%s%s", QSTR_TO_PSZ (pDevice->LinuxDevice), QSTR_TO_PSZ(pDevice->Acquisition.ImagePath), QSTR_TO_PSZ(pDevice->Acquisition.ImageFilename), QSTR_TO_PSZ(Format))
LOG_INFO ("[%s] Info %s%s%s", QSTR_TO_PSZ (pDevice->LinuxDevice), QSTR_TO_PSZ(pDevice->Acquisition.InfoPath ), QSTR_TO_PSZ(pDevice->Acquisition.InfoFilename ), t_File::pExtensionInfo)
CHK (pDevice->SetMessage (QString()))
pDevice->State = t_Device::Acquire;
pDevice->AbortReason = t_Device::None;
pDevice->AbortRequest = false;
pDevice->AbortCount = 0;
pDevice->DeleteAfterAbort = false;
pDevice->StartTimestampVerify= QDateTime();
pDevice->StopTimestamp = QDateTime();
pDevice->PrevTimestamp = QTime();
pDevice->PrevSpeed = 0.0;
pDevice->PrevPos = 0;
pDevice->SetCurrentWritePos (0LL);
pDevice->SetCurrentVerifyPosSrc(0LL);
pDevice->SetCurrentVerifyPosDst(0LL);
CHK (pDevice->ClearBadSectors ())
memset (&pDevice->MD5Digest , 0, sizeof(pDevice->MD5Digest ));
memset (&pDevice->MD5DigestVerifySrc , 0, sizeof(pDevice->MD5DigestVerifySrc ));
memset (&pDevice->MD5DigestVerifyDst , 0, sizeof(pDevice->MD5DigestVerifyDst ));
memset (&pDevice->SHA256Digest , 0, sizeof(pDevice->SHA256Digest ));
memset (&pDevice->SHA256DigestVerifySrc, 0, sizeof(pDevice->SHA256DigestVerifySrc));
memset (&pDevice->SHA256DigestVerifyDst, 0, sizeof(pDevice->SHA256DigestVerifyDst));
pDevice->ImageFileHashList.clear();
pDevice->StartTimestamp = QDateTime::currentDateTime();
CHK (InfoAcquisitionStart (pDevice))
if (pDevice->pThreadRead != NULL) CHK_EXIT (ERROR_TABLE_THREADREAD_ALREADY_RUNNING )
if (pDevice->pThreadWrite != NULL) CHK_EXIT (ERROR_TABLE_THREADWRITE_ALREADY_RUNNING)
if (pDevice->pThreadHash != NULL) CHK_EXIT (ERROR_TABLE_THREADHASH_ALREADY_RUNNING )
if (!pDevice->ThreadCompressList.isEmpty()) CHK_EXIT (ERROR_TABLE_THREADCOMPRESS_ALREADY_RUNNING)
if ((pDevice->pFifoRead != NULL) ||
(pDevice->pFifoHashIn != NULL) ||
(pDevice->pFifoHashOut != NULL) ||
(pDevice->pFifoCompressIn != NULL) ||
(pDevice->pFifoCompressOut != NULL))
CHK_EXIT (ERROR_TABLE_FIFO_EXISTS)
// Create threads
// --------------
pDevice->pThreadRead = new t_ThreadRead (pDevice, &pOwn->SlowDownAcquisitions);
pDevice->pThreadWrite = new t_ThreadWrite (pDevice, &pOwn->SlowDownAcquisitions);
CHK_QT_EXIT (connect (pDevice->pThreadRead , SIGNAL(SignalEnded (t_pDevice)), this, SLOT(SlotThreadReadFinished (t_pDevice))))
CHK_QT_EXIT (connect (pDevice->pThreadWrite, SIGNAL(SignalEnded (t_pDevice)), this, SLOT(SlotThreadWriteFinished (t_pDevice))))
CHK_QT_EXIT (connect (pDevice->pThreadWrite, SIGNAL(SignalFreeMyHandle(t_pDevice)), this, SLOT(SlotThreadWriteWakeThreads(t_pDevice))))
if (pDevice->HasHashThread())
{
pDevice->pThreadHash = new t_ThreadHash (pDevice);
CHK_QT_EXIT (connect (pDevice->pThreadHash, SIGNAL(SignalEnded(t_pDevice)), this, SLOT(SlotThreadHashFinished (t_pDevice))))
}
if (pDevice->HasCompressionThreads())
{
for (int i=0; i < CONFIG(CompressionThreads); i++)
{
t_pThreadCompress pThread;
pThread = new t_ThreadCompress (pDevice, i);
pDevice->ThreadCompressList.append (pThread);
CHK_QT_EXIT (connect (pThread, SIGNAL(SignalEnded(t_pDevice,int)), this, SLOT(SlotThreadCompressFinished (t_pDevice,int))))
}
}
// Create fifos and assign threads
// -------------------------------
unsigned int MaxBlocksInUse;
if (!pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
Fifos = 1;
CHK (TableFifoCalcSizeAndAlloc (pDevice, Fifos, &MaxBlocksInUse))
pDevice->pFifoRead = new t_FifoStd (pDevice->pFifoMemory, pDevice->FifoMaxBlocks);
pDevice->pFifoWrite = pDevice->pFifoRead;
}
else if ( pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
Fifos = 2;
CHK (TableFifoCalcSizeAndAlloc (pDevice, Fifos, &MaxBlocksInUse))
pDevice->pFifoRead = new t_FifoStd (pDevice->pFifoMemory, pDevice->FifoMaxBlocks);
pDevice->pFifoHashIn = pDevice->pFifoRead;
pDevice->pFifoHashOut = new t_FifoStd (pDevice->pFifoMemory, pDevice->FifoMaxBlocks);
pDevice->pFifoWrite = pDevice->pFifoHashOut;
}
else if (!pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
Fifos = 2 * CONFIG(CompressionThreads);
CHK (TableFifoCalcSizeAndAlloc (pDevice, Fifos, &MaxBlocksInUse))
pDevice->pFifoCompressIn = new t_FifoCompressIn (pDevice->pFifoMemory, CONFIG(CompressionThreads), pDevice->FifoMaxBlocks);
pDevice->pFifoRead = pDevice->pFifoCompressIn;
pDevice->pFifoCompressOut = new t_FifoCompressOut (pDevice->pFifoMemory, CONFIG(CompressionThreads), pDevice->FifoMaxBlocks);
pDevice->pFifoWrite = pDevice->pFifoCompressOut;
}
else if ( pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
Fifos = 1 + 2 * CONFIG(CompressionThreads);
CHK (TableFifoCalcSizeAndAlloc (pDevice, Fifos, &MaxBlocksInUse))
pDevice->pFifoRead = new t_FifoStd (pDevice->pFifoMemory, pDevice->FifoMaxBlocks);
pDevice->pFifoHashIn = pDevice->pFifoRead;
pDevice->pFifoCompressIn = new t_FifoCompressIn (pDevice->pFifoMemory, CONFIG(CompressionThreads), pDevice->FifoMaxBlocks);
pDevice->pFifoHashOut = pDevice->pFifoCompressIn;
pDevice->pFifoCompressOut = new t_FifoCompressOut (pDevice->pFifoMemory, CONFIG(CompressionThreads), pDevice->FifoMaxBlocks);
pDevice->pFifoWrite = pDevice->pFifoCompressOut;
}
LOG_INFO ("[%s] Acquisition runs with %d fifos, each one with space for %d blocks of %d bytes (%0.1f MB FIFO space)",
QSTR_TO_PSZ (pDevice->LinuxDevice),
Fifos, pDevice->FifoMaxBlocks, pDevice->FifoBlockSize,
((double)Fifos * pDevice->FifoMaxBlocks * pDevice->FifoBlockSize) / BYTES_PER_MEGABYTE)
LOG_INFO ("[%s] Including the overhead, %u blocks of %d bytes have been allocated (%0.1f MB)",
QSTR_TO_PSZ (pDevice->LinuxDevice),
MaxBlocksInUse, pDevice->FifoAllocBlockSize,
((double)MaxBlocksInUse * pDevice->FifoAllocBlockSize) / BYTES_PER_MEGABYTE)
// Start threads
// -------------
pDevice->pThreadRead ->start(QThread::LowPriority);
if (pDevice->HasHashThread())
pDevice->pThreadHash->start(QThread::LowPriority);
for (int i=0; i < pDevice->ThreadCompressList.count(); i++)
pDevice->ThreadCompressList[i]->start(QThread::LowPriority);
pDevice->pThreadWrite->start(QThread::LowPriority);
pOwn->SlowDownAcquisitions = false;
return NO_ERROR;
}
// ----------------------------------------------------------------------------------------------------------------
//
// Acquistion end
//
// ----------------------------------------------------------------------------------------------------------------
APIRET t_Table::InfoAcquisitionBadSectors (t_pDevice pDevice, bool Verify)
{
QList<quint64> BadSectors;
quint64 Count, i;
quint64 From, To, Next;
int LineEntries = 0;
const int MaxLineEntries = 10;
bool First = true;
CHK (pDevice->GetBadSectors (BadSectors, Verify))
Count = BadSectors.count();
if (Count)
{
if (Verify)
LOG_INFO ("[%s] During verification, %lld bad sectors have been encountered", QSTR_TO_PSZ (pDevice->LinuxDevice), Count)
else LOG_INFO ("[%s] During acquisition, %lld bad sectors have been encountered", QSTR_TO_PSZ (pDevice->LinuxDevice), Count)
if (Verify)
CHK (pDevice->Info.WriteLn (tr("During verification, %1 bad sectors have been encountered. The sector numbers are:", "Info file") .arg(Count)))
else CHK (pDevice->Info.WriteLn (tr("During acquisition, %1 bad sectors have been encountered. They have been replaced by zeroed sectors. The sector numbers are:", "Info file") .arg(Count)))
CHK (pDevice->Info.WriteLn (" "))
i = 0;
while (i<Count)
{
From = BadSectors.at(i++);
To = From;
while (i < Count)
{
Next = BadSectors.at(i);
if (Next != To+1)
break;
To = Next;
i++;
}
if (!First)
{
if (LineEntries >= MaxLineEntries)
{
CHK (pDevice->Info.Write (","))
CHK (pDevice->Info.WriteLn (" "))
LineEntries = 0;
}
else
{
CHK (pDevice->Info.Write (", "))
}
}
First = false;
if (From == To)
{
CHK (pDevice->Info.Write ("%Lu", From))
LineEntries++;
}
else
{
CHK (pDevice->Info.Write ("%Lu-%Lu", From, To))
LineEntries += 2;
}
}
}
else
{
if (Verify)
{
LOG_INFO ("[%s] No bad sectors encountered during verification.", QSTR_TO_PSZ (pDevice->LinuxDevice))
CHK (pDevice->Info.WriteLn (tr("No bad sectors encountered during verification.", "Info file")))
}
else
{
LOG_INFO ("[%s] No bad sectors encountered during acquisition.", QSTR_TO_PSZ (pDevice->LinuxDevice))
CHK (pDevice->Info.WriteLn (tr("No bad sectors encountered during acquisition.", "Info file")))
}
}
return NO_ERROR;
}
static APIRET TableTimestampToISO (const QDateTime &Timestamp, QString &Str)
{
Str = Timestamp.toString (Qt::ISODate);
Str.replace ("T", " ");
return NO_ERROR;
}
APIRET t_Table::InfoAcquisitionEnd (t_pDevice pDevice)
{
QString MD5;
QString MD5VerifySrc;
QString MD5VerifyDst;
QString SHA256;
QString SHA256VerifySrc;
QString SHA256VerifyDst;
QString StateStr;
quint64 BadSectors;
QString StartStr, StopStr, VerifyStr;
QString Filename;
int Hours, Minutes, Seconds;
double Speed;
bool MatchSrc = true;
bool MatchDst = true;
CHK (pDevice->Info.WriteLn ())
CHK (InfoAcquisitionBadSectors (pDevice, false))
if (pDevice->Acquisition.VerifySrc)
CHK (InfoAcquisitionBadSectors (pDevice, true))
MD5 = tr("--", "Info file");
MD5VerifySrc = MD5;
MD5VerifyDst = MD5;
SHA256 = MD5;
SHA256VerifySrc = MD5;
SHA256VerifyDst = MD5;
switch (pDevice->State)
{
case t_Device::Finished:
StateStr = tr("Finished successfully", "Info file");
BadSectors = t_Device::GetBadSectorCount(pDevice).toULongLong();
if (BadSectors)
StateStr += " " + tr("(with %1 bad sectors)", "Info file, may be appended to 'finished successfully' message") .arg(BadSectors);
if (pDevice->Acquisition.CalcMD5 ) CHK (HashMD5DigestStr (&pDevice->MD5Digest , MD5 ))
if (pDevice->Acquisition.CalcSHA256) CHK (HashSHA256DigestStr (&pDevice->SHA256Digest, SHA256))
if (pDevice->Acquisition.VerifySrc)
{
if (pDevice->Acquisition.CalcMD5 ) CHK (HashMD5DigestStr (&pDevice->MD5DigestVerifySrc , MD5VerifySrc ))
if (pDevice->Acquisition.CalcSHA256) CHK (HashSHA256DigestStr (&pDevice->SHA256DigestVerifySrc, SHA256VerifySrc))
}
if (pDevice->Acquisition.VerifyDst)
{
if (pDevice->Acquisition.CalcMD5 ) CHK (HashMD5DigestStr (&pDevice->MD5DigestVerifyDst , MD5VerifyDst ))
if (pDevice->Acquisition.CalcSHA256) CHK (HashSHA256DigestStr (&pDevice->SHA256DigestVerifyDst, SHA256VerifyDst))
}
break;
case t_Device::Aborted:
switch (pDevice->AbortReason)
{
case t_Device::UserRequest:
StateStr = tr("Aborted by user", "Info file") + " ";
if (pDevice->StartTimestampVerify.isNull())
{
StateStr += tr("(during acquisition)" , "Info file");
}
else
{
StateStr += tr("(during source verification)", "Info file");
if (pDevice->Acquisition.CalcMD5 ) CHK (HashMD5DigestStr (&pDevice->MD5Digest , MD5 )) // If the user interrupted during verification (i.e. after
if (pDevice->Acquisition.CalcSHA256) CHK (HashSHA256DigestStr (&pDevice->SHA256Digest, SHA256)) // acquisition), we can calculate the acquisition hash.
}
break;
case t_Device::ThreadWriteVerifyError:
StateStr = tr("Aborted because of image read error during verification", "Info file");
if (pDevice->Acquisition.CalcMD5 ) CHK (HashMD5DigestStr (&pDevice->MD5Digest , MD5 ))
if (pDevice->Acquisition.CalcSHA256) CHK (HashSHA256DigestStr (&pDevice->SHA256Digest, SHA256))
break;
case t_Device::ThreadWriteWriteError : StateStr = tr("Aborted because of image write error" , "Info file"); break;
default: StateStr = tr("Aborted, strange reason (%1)" , "Info file") .arg(pDevice->AbortReason); break;
}
break;
default:
StateStr = tr("Strange state (%1)", "Info file") .arg(pDevice->State);
}
CHK (pDevice->Info.WriteLn (tr("State: %1", "Info file") .arg(StateStr)))
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.AddRow (tr("MD5 hash:: %1" , "Info file") .arg(MD5 )))
CHK (pDevice->Info.AddRow (tr("MD5 hash verified source:: %1" , "Info file") .arg(MD5VerifySrc )))
CHK (pDevice->Info.AddRow (tr("MD5 hash verified image:: %1" , "Info file") .arg(MD5VerifyDst )))
CHK (pDevice->Info.AddRow (tr("SHA256 hash:: %1" , "Info file") .arg(SHA256 )))
CHK (pDevice->Info.AddRow (tr("SHA256 hash verified source:: %1", "Info file") .arg(SHA256VerifySrc)))
CHK (pDevice->Info.AddRow (tr("SHA256 hash verified image:: %1" , "Info file") .arg(SHA256VerifyDst)))
CHK (pDevice->Info.WriteTable ());
if ((pDevice->State == t_Device::Finished) && pDevice->Acquisition.VerifySrc)
{
if (pDevice->Acquisition.CalcMD5) MatchSrc = HashMD5Match (&pDevice->MD5Digest , &pDevice->MD5DigestVerifySrc );
if (pDevice->Acquisition.CalcSHA256) MatchSrc = MatchSrc | HashSHA256Match(&pDevice->SHA256Digest, &pDevice->SHA256DigestVerifySrc);
if (MatchSrc) CHK (pDevice->Info.WriteLn (tr ("Source verification OK. The device delivered the same data during acquisition and verification.")))
else CHK (pDevice->Info.WriteLn (tr ("Source verification FAILED. The device didn't deliver the same data during acquisition and verification. "
"Check if the defect sector list was the same during acquisition and verification (see above).")))
}
if ((pDevice->State == t_Device::Finished) && pDevice->Acquisition.VerifyDst)
{
if (pDevice->Acquisition.CalcMD5) MatchDst = HashMD5Match (&pDevice->MD5Digest , &pDevice->MD5DigestVerifyDst );
if (pDevice->Acquisition.CalcSHA256) MatchDst = MatchDst | HashSHA256Match(&pDevice->SHA256Digest, &pDevice->SHA256DigestVerifyDst);
if (MatchDst) CHK (pDevice->Info.WriteLn (tr ("Image verification OK. The image contains exactely the data that was written.")))
else CHK (pDevice->Info.WriteLn (tr ("Image verification FAILED. The data in the image is different from what was written.")))
}
if (!MatchSrc || !MatchDst)
CHK (pDevice->Info.WriteLn (tr ("Maybe you try to acquire the device again.")))
CHK (pDevice->Info.WriteLn ())
// Performance
// -----------
CHK (TableTimestampToISO (pDevice->StartTimestamp, StartStr))
CHK (TableTimestampToISO (pDevice->StopTimestamp , StopStr ))
StartStr += " " + tr("(ISO format YYYY-MM-DD HH:MM:SS)");
Seconds = pDevice->StartTimestamp.secsTo (pDevice->StopTimestamp);
Hours = Seconds / SECONDS_PER_HOUR ; Seconds -= Hours * SECONDS_PER_HOUR;
Minutes = Seconds / SECONDS_PER_MINUTE; Seconds -= Minutes * SECONDS_PER_MINUTE;
if (pDevice->Acquisition.VerifySrc || pDevice->Acquisition.VerifyDst)
{
if (!pDevice->StartTimestampVerify.isNull())
CHK (TableTimestampToISO (pDevice->StartTimestampVerify , VerifyStr))
else VerifyStr = tr ("Acquisition aborted before start of verification");
CHK (pDevice->Info.AddRow (tr("Acquisition started:: %1" , "Info file") .arg(StartStr )))
CHK (pDevice->Info.AddRow (tr("Verification started:: %1", "Info file") .arg(VerifyStr)))
CHK (pDevice->Info.AddRow (tr("Ended:: %1 (%2 hours, %3 minutes and %4 seconds)", "Info file").arg(StopStr ) .arg(Hours) .arg(Minutes) .arg(Seconds)))
if (pDevice->StartTimestampVerify.isNull())
Seconds = GETMAX (pDevice->StartTimestamp.secsTo (pDevice->StopTimestamp) , 1);
else Seconds = GETMAX (pDevice->StartTimestamp.secsTo (pDevice->StartTimestampVerify), 1);
Speed = (double) pDevice->CurrentReadPos / ((double)BYTES_PER_MEGABYTE * (double)Seconds);
Hours = Seconds / SECONDS_PER_HOUR ; Seconds -= Hours * SECONDS_PER_HOUR;
Minutes = Seconds / SECONDS_PER_MINUTE; Seconds -= Minutes * SECONDS_PER_MINUTE;
CHK (pDevice->Info.AddRow (tr("Acquisition speed:: %1 MByte/s (%2 hours, %3 minutes and %4 seconds)", "Info file").arg(Speed, 0, 'f', 2) .arg(Hours) .arg(Minutes) .arg(Seconds)))
if (!pDevice->StartTimestampVerify.isNull())
{
Seconds = GETMAX (pDevice->StartTimestampVerify.secsTo (pDevice->StopTimestamp), 1);
Speed = (double) pDevice->CurrentReadPos / ((double)BYTES_PER_MEGABYTE * (double)Seconds);
Hours = Seconds / SECONDS_PER_HOUR ; Seconds -= Hours * SECONDS_PER_HOUR;
Minutes = Seconds / SECONDS_PER_MINUTE; Seconds -= Minutes * SECONDS_PER_MINUTE;
CHK (pDevice->Info.AddRow (tr("Verification speed:: %1 MByte/s (%2 hours, %3 minutes and %4 seconds)", "Info file").arg(Speed, 0, 'f', 2) .arg(Hours) .arg(Minutes) .arg(Seconds)))
}
CHK (pDevice->Info.WriteTable ());
}
else
{
CHK (pDevice->Info.AddRow (tr("Acquisition started:: %1" , "Info file").arg(StartStr)))
CHK (pDevice->Info.AddRow (tr("Ended:: %1 (%2 hours, %3 minutes and %4 seconds)", "Info file").arg(StopStr ) .arg(Hours) .arg(Minutes) .arg(Seconds)))
Seconds = GETMAX (pDevice->StartTimestamp.secsTo (pDevice->StopTimestamp), 1);
Speed = (double) pDevice->CurrentReadPos / ((double)BYTES_PER_MEGABYTE * (double)Seconds);
Hours = Seconds / SECONDS_PER_HOUR ; Seconds -= Hours * SECONDS_PER_HOUR;
Minutes = Seconds / SECONDS_PER_MINUTE; Seconds -= Minutes * SECONDS_PER_MINUTE;
CHK (pDevice->Info.AddRow (tr("Acquisition speed:: %1 MByte/s (%2 hours, %3 minutes and %4 seconds)", "Info file").arg(Speed, 0, 'f', 2) .arg(Hours) .arg(Minutes) .arg(Seconds)))
CHK (pDevice->Info.WriteTable ());
}
// Images files and hashes
// -----------------------
t_Device::t_ImageFileHash *pFileHash;
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.WriteLn ())
CHK (pDevice->Info.Title (tr("Generated image files and their MD5 hashes", "Info file")))
CHK (pDevice->Info.WriteLn ())
if (CONFIG(CalcImageFileMD5))
{
if (pDevice->Acquisition.VerifyDst)
{
if (pDevice->Acquisition.Format == t_File::EWF)
CHK (pDevice->Info.WriteLn (tr("No MD5 hashes available (the select EWF format does not support image file hashes)")))
}
else
{
CHK (pDevice->Info.WriteLn (tr("No MD5 hashes available (image verification checkbox was switched off)")))
}
}
else
{
CHK (pDevice->Info.WriteLn (tr("No MD5 hashes available (configuration parameter CalcImageFileMD5 is off)")))
}
CHK (pDevice->Info.WriteLn ("MD5 Image file"))
for (int i=0; i<pDevice->ImageFileHashList.count(); i++)
{
pFileHash = pDevice->ImageFileHashList[i];
if (pFileHash->MD5Valid)
CHK (HashMD5DigestStr(&pFileHash->MD5Digest, MD5))
else MD5 = "n/a ";
Filename = QFileInfo(pFileHash->Filename).fileName();
CHK (pDevice->Info.WriteLn (QString("%1 %2") .arg(MD5) .arg(Filename)))
}
CHK (pDevice->Info.WriteLn ());
CHK (pDevice->Info.WriteLn ());
return NO_ERROR;
}
APIRET t_Table::FinaliseThreadStructs (t_pDevice pDevice)
{
if ((pDevice->pThreadRead == NULL) && // t_Table::FinaliseThreadStructs is called upon every thread's end,
(pDevice->pThreadWrite == NULL) && // but its core only is executed after the last thread ended (as
(pDevice->pThreadHash == NULL) && // we must not kill vital structures as long as any threads are
(pDevice->ThreadCompressList.isEmpty())) // still running).
{
pDevice->StopTimestamp = QDateTime::currentDateTime();
if (!pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
delete pDevice->pFifoRead;
}
else if ( pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
delete pDevice->pFifoRead;
delete pDevice->pFifoHashOut;
}
else if (!pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
delete pDevice->pFifoCompressIn;
delete pDevice->pFifoCompressOut;
}
else if ( pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
delete pDevice->pFifoRead;
delete pDevice->pFifoCompressIn;
delete pDevice->pFifoCompressOut;
}
pDevice->pFifoRead = NULL;
pDevice->pFifoHashIn = NULL;
pDevice->pFifoHashOut = NULL;
pDevice->pFifoWrite = NULL;
pDevice->pFifoCompressIn = NULL;
pDevice->pFifoCompressOut = NULL;
if (CONFIG (FifoMemoryManager))
CHK (FifoMemoryFree (&pDevice->pFifoMemory))
// LibEwfGetMemStats (&LibEwfAllocs, &LibEwfFrees);
// LOG_INFO ("LIBEWF mem statistics: %d allocated - %d freed = %d remaining", LibEwfAllocs, LibEwfFrees, LibEwfAllocs - LibEwfFrees)
if (pDevice->AbortRequest)
pDevice->State = t_Device::Aborted;
else pDevice->State = t_Device::Finished;
if (!pDevice->DeleteAfterAbort)
CHK_EXIT (InfoAcquisitionEnd (pDevice))
while (!pDevice->ImageFileHashList.isEmpty())
delete pDevice->ImageFileHashList.takeFirst();
LOG_INFO ("[%s] All structures cleaned.", QSTR_TO_PSZ (pDevice->LinuxDevice))
// Check if all acqusitions have completed now (for AutoExit)
// ----------------------------------------------------------
t_Device::t_State State;
int i;
bool AllCompleted = true;
for (i=0; i<pOwn->pDeviceList->count() && AllCompleted; i++)
{
State = pOwn->pDeviceList->at(i)->State;
AllCompleted = (State == t_Device::Idle ) ||
(State == t_Device::Finished) ||
((State == t_Device::Aborted ) && (pOwn->pDeviceList->at(i)->AbortReason == t_Device::UserRequest));
}
if (AllCompleted)
emit (SignalAllAcquisitionsEnded());
}
return NO_ERROR;
}
void t_Table::SlotThreadReadFinished (t_pDevice pDevice)
{
LOG_INFO ("[%s] Read thread finished", QSTR_TO_PSZ (pDevice->LinuxDevice))
pDevice->pThreadRead->deleteLater();
pDevice->pThreadRead = NULL;
if (pDevice->AbortRequest)
CHK_EXIT (WakeWaitingThreads(pDevice))
else CHK_EXIT (pDevice->pFifoRead->InsertDummy ())
CHK_EXIT (FinaliseThreadStructs (pDevice))
}
void t_Table::SlotThreadHashFinished (t_pDevice pDevice)
{
LOG_INFO ("[%s] Hash thread finished", QSTR_TO_PSZ (pDevice->LinuxDevice))
pDevice->pThreadHash->deleteLater();
pDevice->pThreadHash = NULL;
if (pDevice->AbortRequest)
CHK_EXIT (WakeWaitingThreads(pDevice))
else CHK_EXIT (pDevice->pFifoHashOut->InsertDummy ())
CHK_EXIT (FinaliseThreadStructs (pDevice))
}
void t_Table::SlotThreadCompressFinished (t_pDevice pDevice, int ThreadNr)
{
bool NoMoreThreads = true;
LOG_INFO ("[%s] Compression thread #%d finished", QSTR_TO_PSZ (pDevice->LinuxDevice), ThreadNr)
pDevice->ThreadCompressList[ThreadNr]->deleteLater();
pDevice->ThreadCompressList[ThreadNr] = NULL;
for (int i=0;
(i < pDevice->ThreadCompressList.count()) && NoMoreThreads;
i++)
NoMoreThreads = (pDevice->ThreadCompressList[i] == NULL);
if (NoMoreThreads)
{
LOG_INFO ("[%s] All %d compression threads finished", QSTR_TO_PSZ (pDevice->LinuxDevice), pDevice->ThreadCompressList.count())
pDevice->ThreadCompressList.clear();
}
if (pDevice->AbortRequest)
CHK_EXIT (WakeWaitingThreads(pDevice))
else CHK_EXIT (pDevice->pFifoCompressOut->InsertDummy (ThreadNr))
CHK_EXIT (FinaliseThreadStructs (pDevice))
}
void t_Table::SlotThreadWriteFinished (t_pDevice pDevice)
{
LOG_INFO ("[%s] Write thread finished", QSTR_TO_PSZ (pDevice->LinuxDevice))
pDevice->pThreadWrite->deleteLater();
pDevice->pThreadWrite = NULL;
if (pDevice->AbortRequest)
CHK_EXIT (WakeWaitingThreads(pDevice))
CHK_EXIT (FinaliseThreadStructs (pDevice))
}
void t_Table::SlotThreadWriteWakeThreads (t_pDevice pDevice)
{
LOG_INFO ("[%s] Write thread asks other threads for releasing its handle", QSTR_TO_PSZ (pDevice->LinuxDevice))
if (pDevice->AbortRequest)
{
LOG_INFO ("[%s] Calling WakeWaitingThreads", QSTR_TO_PSZ (pDevice->LinuxDevice))
CHK_EXIT (WakeWaitingThreads(pDevice))
}
}
APIRET t_Table::AbortAcquisition0 (t_pDevice pDevice)
{
if (pDevice->AbortRequest)
{
LOG_INFO ("[%s] User pressed abort, but abort flag is already set.", QSTR_TO_PSZ(pDevice->LinuxDevice))
return NO_ERROR;
}
LOG_INFO ("[%s] User aborts acquisition", QSTR_TO_PSZ(pDevice->LinuxDevice))
pDevice->AbortReason = t_Device::UserRequest;
pDevice->AbortRequest = true;
CHK (WakeWaitingThreads (pDevice))
return NO_ERROR;
}
APIRET t_Table::AbortAcquisition (t_pDevice pDevice)
{
bool Abort;
if (pDevice->AbortRequest)
Abort = true;
else CHK (t_DlgAbort::Show (pDevice, Abort, pDevice->DeleteAfterAbort))
if (Abort)
{
pDevice->AbortCount++;
CHK (AbortAcquisition0 (pDevice))
}
return NO_ERROR;
}
APIRET t_Table::AbortAllAcquisitions (void)
{
t_pDevice pDevice;
int i;
for (i=0; i<pOwn->pDeviceList->count(); i++)
{
pDevice = pOwn->pDeviceList->at(i);
if ((pDevice->State == t_Device::Acquire) ||
(pDevice->State == t_Device::AcquirePaused) ||
(pDevice->State == t_Device::Verify) ||
(pDevice->State == t_Device::VerifyPaused))
{
CHK (AbortAcquisition0 (pDevice))
}
}
return NO_ERROR;
}
APIRET t_Table::WakeWaitingThreads (t_pDevice pDevice)
{
if (!pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
CHK (pDevice->pFifoRead->WakeWaitingThreads())
}
else if ( pDevice->HasHashThread() && !pDevice->HasCompressionThreads())
{
CHK (pDevice->pFifoRead ->WakeWaitingThreads())
CHK (pDevice->pFifoHashOut->WakeWaitingThreads())
}
else if (!pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
CHK (pDevice->pFifoCompressIn ->WakeWaitingThreads())
CHK (pDevice->pFifoCompressOut->WakeWaitingThreads())
}
else if ( pDevice->HasHashThread() && pDevice->HasCompressionThreads())
{
CHK (pDevice->pFifoRead ->WakeWaitingThreads())
CHK (pDevice->pFifoCompressIn ->WakeWaitingThreads())
CHK (pDevice->pFifoCompressOut->WakeWaitingThreads())
}
return NO_ERROR;
}
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