public override void Encrypt(ReadOnlySpan <byte> source, Span <byte> destination)
{
if (source.Length < BlockSize)
{
throw new ArgumentException(string.Empty, nameof(source));
}
if (destination.Length < BlockSize)
{
throw new ArgumentException(string.Empty, nameof(destination));
}
//Aes.IsSupported && Avx.IsSupported && Avx2.IsSupported
SM4Utils.Encrypt8(Rk, source, destination);
}
public override void Encrypt4(ReadOnlySpan <byte> source, Span <byte> destination)
{
if (Aes.IsSupported && Sse2.IsSupported && Ssse3.IsSupported)
{
if (source.Length < BlockSize << 2)
{
throw new ArgumentException(string.Empty, nameof(source));
}
if (destination.Length < BlockSize << 2)
{
throw new ArgumentException(string.Empty, nameof(destination));
}
SM4Utils.Encrypt4(_rk, source, destination);
return;
}
base.Encrypt4(source, destination);
}