private void Dispose(bool Disposing)
{
if (!_isDisposed && Disposing)
{
try
{
if (_rngGenerator != null)
{
_rngGenerator.Dispose();
_rngGenerator = null;
}
if (_seedGenerator != null)
{
_seedGenerator.Dispose();
_seedGenerator = null;
}
if (_byteBuffer != null)
{
Array.Clear(_byteBuffer, 0, _byteBuffer.Length);
_byteBuffer = null;
}
}
catch { }
_isDisposed = true;
}
}
/// <summary>
/// Reset the RNGCryptoServiceProvider instance.
/// </summary>
public void Reset()
{
if (_digestEngine != null)
{
_digestEngine.Dispose();
_digestEngine = null;
}
if (_seedGenerator != null)
{
_seedGenerator.Dispose();
_seedGenerator = null;
}
_digestEngine = GetDigest(_digestType);
_rngGenerator = new DGCDrbg(_digestEngine);
if (_stateSeed != null)
{
_rngGenerator.Initialize(_stateSeed);
}
else
{
_seedGenerator = GetSeedGenerator(_seedType);
_rngGenerator.Initialize(_seedGenerator.GetSeed((_digestEngine.BlockSize * 2) + 8)); // 2 * block + counter (2*bs+8)
}
_rngGenerator.Generate(_byteBuffer);
_bufferIndex = 0;
}
