System.IO.Compression.DeflateStream.InitializeInflater C# (CSharp) Method

        internal void InitializeInflater(Stream stream, bool leaveOpen, int windowBits)
        {
            Debug.Assert(stream != null);
            if (!stream.CanRead)
                throw new ArgumentException(SR.NotSupported_UnreadableStream, nameof(stream));

            _inflater = new Inflater(windowBits);

            _stream = stream;
            _mode = CompressionMode.Decompress;
            _leaveOpen = leaveOpen;
        }