static RandomImpl()
{
if (Core.Unix)
{
_Random = new SimpleRandom();
}
else if (Core.Is64Bit && File.Exists("rdrand64.dll"))
{
_Random = new RDRand64();
}
else if (!Core.Is64Bit && File.Exists("rdrand32.dll"))
{
_Random = new RDRand32();
}
else
{
_Random = new CSPRandom();
}
if (_Random is IHardwareRNG)
{
if (!((IHardwareRNG)_Random).IsSupported())
{
_Random = new CSPRandom();
}
}
}
static RandomImpl()
{
if (Core.Unix && Core.Is64Bit && File.Exists("libdrng.so"))
{
_Random = new RDRand64();
}
else if (Core.Unix && File.Exists("libdrng.so"))
{
_Random = new RDRand32();
}
else if (Core.Unix)
{
_Random = new SimpleRandom();
}
else if (Core.Is64Bit && File.Exists("drng64.dll"))
{
_Random = new RDRand64();
}
else if (!Core.Is64Bit && File.Exists("drng32.dll"))
{
_Random = new RDRand32();
}
else
{
_Random = new CSPRandom();
}
if (_Random is IHardwareRNG)
{
if (!((IHardwareRNG)_Random).IsSupported())
{
_Random = new CSPRandom();
}
}
}
public void Random(string name)
{
if (name.Equals(Program.mien))
{
iRandomImpl = new MonRandom();
}
else if (name.Equals(Program.csharp))
{
iRandomImpl = new CSharpRandom();
}
}
static Randoms()
{
_Random = new CryptoServiceRandoms();
if (_Random is IHardwareRNG)
{
if (!((IHardwareRNG)_Random).IsSupported())
{
_Random = new CryptoServiceRandoms();
}
}
}
public Randor(RNGType r, bool pooling)
{
_Pooling = pooling;
_RNGType = r;
_Random = RandomImpl.Acquire(r);
if (_Pooling)
{
_Working = new byte[BUFFER_SIZE];
_Buffer = new byte[BUFFER_SIZE];
_Random.GetBytes(_Working);
ThreadPool.QueueUserWorkItem(new WaitCallback(Fill));
}
}
static RandomImpl()
{
if (Core.Unix)
{
_Random = new CSPRandom();
}
else if (Core.Is64Bit && File.Exists("rdrand64.dll"))
{
_Random = new RDRand64();
}
else if (!Core.Is64Bit && File.Exists("rdrand32.dll"))
{
_Random = new RDRand32();
}
else
{
_Random = new CSPRandom();
}
if (_Random is IHardwareRNG r && !r.IsSupported())
{
_Random = new CSPRandom();
}
}
public static IRandomImpl Acquire(RNGType r)
{
bool autodetect = (r == RNGType.AutoDetect);
if (autodetect)
{
bool _unix = false;
int platform = (int)Environment.OSVersion.Platform;
if (platform == 4 || platform == 128) // MS 4, MONO 128
{
_unix = true;
}
if (_unix)
{
r = RNGType.CSPRandom;
}
else if (Environment.Is64BitProcess)
{
r = RNGType.RDRand64;
}
else
{
r = RNGType.RDRand32;
}
}
if (r == RNGType.RDRand32)
{
if (!File.Exists("rdrand32.dll"))
{
if (autodetect)
{
r = RNGType.CSPRandom;
}
else
{
throw new NotSupportedException("The selected hardware random number generator is not supported.");
}
}
}
else if (r == RNGType.RDRand64)
{
if (!File.Exists("rdrand64.dll"))
{
if (autodetect)
{
r = RNGType.CSPRandom;
}
else
{
throw new NotSupportedException("The selected hardware random number generator is not supported.");
}
}
}
if (_Instances.ContainsKey(r))
{
return(_Instances[r]);
}
IRandomImpl i = null;
switch (r)
{
case RNGType.CSPRandom: _Instances[r] = i = new CSPRandom(); break;
case RNGType.RDRand32: _Instances[r] = i = new RDRand32(); break;
case RNGType.RDRand64: _Instances[r] = i = new RDRand64(); break;
default: throw new NotImplementedException("Unknown RNGType");
}
if (i is IHardwareRNG && !((IHardwareRNG)i).IsSupported())
{
if (autodetect)
{
_Instances.Remove(r);
_Instances[RNGType.CSPRandom] = i = new CSPRandom();
}
else
{
throw new NotSupportedException("The selected hardware random number generator is not supported.");
}
}
return(i);
}
