/// <summary>
/// Begins the value collection.
/// </summary>
private void CollectValues()
{
DataType dataType = ScanResultsViewModel.GetInstance().ActiveType;
TrackableTask <Snapshot> valueCollectTask = ValueCollector.CollectValues(
SnapshotManager.GetSnapshot(Snapshot.SnapshotRetrievalMode.FromActiveSnapshotOrPrefilter, dataType),
TrackableTask.UniversalIdentifier);
TaskTrackerViewModel.GetInstance().TrackTask(valueCollectTask);
SnapshotManager.SaveSnapshot(valueCollectTask.Result);
}
/// <summary>
/// Initializes a new instance of the <see cref="ManualScanner"/> class.
/// </summary>
public ManualScanner()
{
this.InitializeComponent();
// Windows Forms hosting -- TODO: Phase this out
this.ValueHexDecBox = new HexDecTextBox();
this.ValueHexDecBox.TextChanged += this.ValueUpdated;
this.valueHexDecBox.Children.Add(WinformsHostingHelper.CreateHostedControl(this.ValueHexDecBox));
Task.Run(() => ScanResultsViewModel.GetInstance().Subscribe(this));
}
/// <summary>
/// Begins the value collection.
/// </summary>
private void CollectValues()
{
DataTypeBase dataType = ScanResultsViewModel.GetInstance().ActiveType;
TrackableTask <Snapshot> valueCollectTask = ValueCollector.CollectValues(
SessionManager.Session?.OpenedProcess,
SessionManager.Session.SnapshotManager.GetActiveSnapshotCreateIfNone(SessionManager.Session.OpenedProcess),
TrackableTask.UniversalIdentifier
);
TaskTrackerViewModel.GetInstance().TrackTask(valueCollectTask);
SessionManager.Session.SnapshotManager.SaveSnapshot(valueCollectTask.Result);
}
/// <summary>
/// Returns the memory regions associated with the current snapshot. If none exist, a query will be done. Will not read any memory.
/// </summary>
/// <returns>The current active snapshot of memory in the target process.</returns>
private Snapshot GetActiveSnapshotCreateIfNone()
{
lock (this.AccessLock)
{
if (this.Snapshots.Count == 0 || this.Snapshots.Peek() == null || this.Snapshots.Peek().ElementCount == 0)
{
Snapshot snapshot = Prefilter.GetInstance().GetPrefilteredSnapshot();
snapshot.Alignment = SettingsViewModel.GetInstance().Alignment;
snapshot.ElementDataType = ScanResultsViewModel.GetInstance().ActiveType;
return(snapshot);
}
// Return the snapshot
return(this.Snapshots.Peek());
}
}
/// <summary>
/// Starts the scan using the current constraints.
/// </summary>
private void StartScan()
{
// Create a constraint manager that includes the current active constraint
DataTypeBase dataType = ScanResultsViewModel.GetInstance().ActiveType;
ScanConstraints scanConstraints = new ScanConstraints(dataType, this.ActiveConstraint?.Clone());
if (!scanConstraints.IsValid())
{
Logger.Log(LogLevel.Warn, "Unable to start scan with given constraints");
return;
}
try
{
// Collect values
TrackableTask <Snapshot> valueCollectorTask = ValueCollector.CollectValues(
SessionManager.Session.OpenedProcess,
SessionManager.Session.SnapshotManager.GetActiveSnapshotCreateIfNone(SessionManager.Session.OpenedProcess),
TrackableTask.UniversalIdentifier
);
TaskTrackerViewModel.GetInstance().TrackTask(valueCollectorTask);
// Perform manual scan on value collection complete
valueCollectorTask.OnCompletedEvent += ((completedValueCollectionTask) =>
{
Snapshot snapshot = valueCollectorTask.Result;
TrackableTask <Snapshot> scanTask = ManualScanner.Scan(
snapshot,
scanConstraints,
TrackableTask.UniversalIdentifier);
TaskTrackerViewModel.GetInstance().TrackTask(scanTask);
SessionManager.Session.SnapshotManager.SaveSnapshot(scanTask.Result);
});
}
catch (TaskConflictException)
{
}
}
/// <summary>
/// Starts the scan using the current constraints.
/// </summary>
private void StartScan()
{
// Create a constraint manager that includes the current active constraint
ConstraintNode scanConstraints = this.ActiveConstraint.Clone();
if (!scanConstraints.IsValid())
{
Logger.Log(LogLevel.Warn, "Unable to start scan with given constraints");
return;
}
DataType dataType = ScanResultsViewModel.GetInstance().ActiveType;
try
{
// Collect values
TrackableTask <Snapshot> valueCollectorTask = ValueCollector.CollectValues(
SnapshotManager.GetSnapshot(Snapshot.SnapshotRetrievalMode.FromActiveSnapshotOrPrefilter, dataType),
TrackableTask.UniversalIdentifier);
TaskTrackerViewModel.GetInstance().TrackTask(valueCollectorTask);
// Perform manual scan on value collection complete
valueCollectorTask.OnCompletedEvent += ((completedValueCollectionTask) =>
{
Snapshot snapshot = valueCollectorTask.Result;
TrackableTask <Snapshot> scanTask = ManualScanner.Scan(
snapshot,
scanConstraints,
TrackableTask.UniversalIdentifier);
TaskTrackerViewModel.GetInstance().TrackTask(scanTask);
SnapshotManager.SaveSnapshot(scanTask.Result);
});
}
catch (TaskConflictException)
{
}
}
/// <summary>
/// Returns the memory regions associated with the current snapshot. If none exist, a query will be done.
/// </summary>
/// <param name="createIfNone">Creates a snapshot if none exists.</param>
/// <returns>The current active snapshot of memory in the target process.</returns>
public Snapshot GetActiveSnapshot(Boolean createIfNone = true)
{
lock (this.AccessLock)
{
// Take a snapshot if there are none, or the current one is empty
if (this.Snapshots.Count == 0 || this.Snapshots.Peek() == null || this.Snapshots.Peek().ElementCount == 0)
{
if (createIfNone)
{
Snapshot snapshot = Prefilter.GetInstance().GetPrefilteredSnapshot();
snapshot.UpdateSettings(ScanResultsViewModel.GetInstance().ActiveType, SettingsViewModel.GetInstance().Alignment);
return(snapshot);
}
else
{
return(null);
}
}
// Return the snapshot
return(this.Snapshots.Peek());
}
}
/// <summary>
/// Updates the active type.
/// </summary>
/// <param name="activeType">The new active type.</param>
public void Update(Type activeType)
{
this.GetActiveSnapshot(createIfNone: false)?.UpdateSettings(ScanResultsViewModel.GetInstance().ActiveType, SettingsViewModel.GetInstance().Alignment);
}
/// <summary>
/// Initializes a new instance of the <see cref="SnapshotRegion" /> class.
/// </summary>
/// <param name="baseAddress">The base address of this snapshot region.</param>
/// <param name="regionSize">The size of this snapshot region.</param>
public SnapshotRegion(IntPtr baseAddress, Int32 regionSize) : base(baseAddress, regionSize)
{
this.TimeSinceLastRead = DateTime.MinValue;
this.Alignment = SettingsViewModel.GetInstance().Alignment;
this.ElementType = ScanResultsViewModel.GetInstance().ActiveType;
}
