Akka.Interfaced.SlimSocket.PacketSerializerBase.PeekLength C# (CSharp) Method

        public int PeekLength(Stream stream)
        {
            var len = (int)(stream.Length - stream.Position);
            if (len < 4)
                return 0;

            // Peek Len
            var bytes = new byte[4];
            stream.Read(bytes, 0, 4);
            stream.Seek(-4, SeekOrigin.Current);

            return BitConverter.ToInt32(bytes, 0) + 4;
        }