private void Dispose(bool Disposing)
{
if (!m_isDisposed && Disposing)
{
try
{
if (m_rngGenerator != null)
{
m_rngGenerator.Dispose();
m_rngGenerator = null;
}
if (m_seedGenerator != null)
{
m_seedGenerator.Dispose();
m_seedGenerator = null;
}
if (m_byteBuffer != null)
{
Array.Clear(m_byteBuffer, 0, m_byteBuffer.Length);
m_byteBuffer = null;
}
}
catch { }
m_isDisposed = true;
}
}
private void SearchTextBox_TextChanged(object sender, RoutedEventArgs e)
{
TextBox TB = (TextBox)sender;
foreach (DataGridColumn DGC in this.Columns)
{
for (int ind = 0; ind < this.Items.Count; ind++)
{
FrameworkElement FE = DGC.GetCellContent(this.Items[ind]);
if (FE != null && FE.GetType().Name == "TextBlock")
{
TextBlock TX = (TextBlock)FE;
if (TX != null)
{
if (!string.IsNullOrEmpty(TB.Text) && TX.Text.ToUpper().Contains(TB.Text.ToUpper()))
{
System.Windows.Media.BrushConverter BC = new System.Windows.Media.BrushConverter();
TX.Background = this.SearchedValueBackGroundColor;
//TX.Background = System.Windows.Media.Brushes.Orange;
TX.Foreground = System.Windows.Media.Brushes.YellowGreen;
}
else
{
TX.Background = System.Windows.Media.Brushes.White;
TX.Foreground = System.Windows.Media.Brushes.Black;
}
}
}
}
}
}
/// <summary>
/// Reset the DGCPrng instance
/// </summary>
public void Reset()
{
if (m_digestEngine != null)
{
m_digestEngine.Dispose();
m_digestEngine = null;
}
if (m_seedGenerator != null)
{
m_seedGenerator.Dispose();
m_seedGenerator = null;
}
m_digestEngine = GetDigest(m_digestType);
m_rngGenerator = new DGC(m_digestEngine);
if (m_stateSeed != null)
{
m_rngGenerator.Initialize(m_stateSeed);
}
else
{
m_seedGenerator = GetSeedGenerator(m_seedType);
m_rngGenerator.Initialize(m_seedGenerator.GetBytes((m_digestEngine.BlockSize * 2) + 8)); // 2 * block + counter (2*bsz+8)
}
m_rngGenerator.Generate(m_byteBuffer);
m_bufferIndex = 0;
}
private void DGCDRBGTest(byte[] Seed, byte[] Expected)
{
DGC rGen = new DGC(new SHA256());
byte[] output = new byte[32];
rGen.Update(Seed);
for (int i = 0; i != 1024; i++)
{
rGen.Generate(output);
}
if (Evaluate.AreEqual(Expected, output) == false)
{
throw new Exception("DGCDRBG: Values are not equal! Expected: " + HexConverter.ToString(output) + " Received: " + HexConverter.ToString(Expected));
}
}
