TLSharp.Core.MTProto.Crypto.AesEngine.SubWord C# (CSharp) Method

        private uint SubWord(
            uint x)
        {
            return S[x & 255]
                   | (((uint)S[(x >> 8) & 255]) << 8)
                   | (((uint)S[(x >> 16) & 255]) << 16)
                   | (((uint)S[(x >> 24) & 255]) << 24);
        }