private int GenerateInternal(byte b, byte[] salt, ref bool isSaltEncrypted, bool doNotEncrypt = false)
{
var byteBuffer = new byte[salt.Length + 1];
try
{
//Decrypt salt
if (isSaltEncrypted)
{
_memoryProtector.Unprotect(salt);
isSaltEncrypted = false;
}
//Append salt + byte
Array.Copy(salt, byteBuffer, salt.Length);
byteBuffer[salt.Length] = b;
//Hash it
var result = _fastHasher.ComputeFast(byteBuffer);
return(result);
}
finally
{
Array.Clear(byteBuffer, 0, byteBuffer.Length);
//Encrypt the salt
if (!isSaltEncrypted && !doNotEncrypt)
{
_memoryProtector.Protect(salt);
isSaltEncrypted = true;
}
}
}
private int Generate(byte b, byte[] salt)
{
byte[] byteBuffer = null;
try
{
byteBuffer = salt.CopyToNewArray();
byteBuffer[salt.Length - 1] = b;
var result = _fastHasher.ComputeFast(byteBuffer);
return(result);
}
finally
{
if (byteBuffer != null)
{
Array.Clear(byteBuffer, 0, byteBuffer.Length);
}
}
}
protected int Hash(byte[] input) => _fastHasher.ComputeFast(input);
