prefix = p.parseString(ustar.prefix())

			// For Format detection, check if block is properly formatted since
			// the parser is more liberal than what USTAR actually permits.
			notASCII := func(r rune) bool { return r >= 0x80 }
			if bytes.IndexFunc(tr.blk[:], notASCII) >= 0 {
				hdr.Format = FormatUnknown // Non-ASCII characters in block.
			}
			nul := func(b []byte) bool { return int(b[len(b)-1]) == 0 }

	LDAXRB (R19), R16                          // 70fe5f08
	LDAXRH (R5), R8                            // a8fc5f48
	//TODO LDNP 0xcc(RSP), ZR, R12             // ecff5928
	//TODO LDNP 0x40(R28), R9, R5              // 852744a8
	//TODO LDPSW -0xd0(R2), R0, R12            // 4c00e668
	//TODO LDPSW 0x5c(R4), R8, R5              // 85a0cb69
	//TODO LDPSW 0x6c(R12), R2, R27            // 9b894d69

    private static final int SHARING_COMPATIBILITY           = 0x00;
    private static final int SHARING_DENY_READ_WRITE_EXECUTE = 0x10;
    private static final int SHARING_DENY_WRITE              = 0x20;
    private static final int SHARING_DENY_READ_EXECUTE       = 0x30;
    private static final int SHARING_DENY_NONE               = 0x40;

    private static final int DO_NOT_CACHE  = 0x1000; // bit 12

    // Access Mode Encoding for desiredAccess
    static final int SHARING_COMPATIBILITY = 0x00;
    static final int SHARING_DENY_READ_WRITE_EXECUTE = 0x10;
    static final int SHARING_DENY_WRITE = 0x20;
    static final int SHARING_DENY_READ_EXECUTE = 0x30;
    static final int SHARING_DENY_NONE = 0x40;

    static final int DO_NOT_CACHE = 0x1000; // bit 12
    static final int WRITE_THROUGH = 0x4000; // bit 14

	}

	return ww.writeFrame(w, frame)
}

// writeFrame writes frame binary representation into w.
func (ww *wsWriter) writeFrame(w io.Writer, f ws.Frame) error {
	const (
		bit0  = 0x80
		len7  = int64(125)
		len16 = int64(^(uint16(0)))
		len64 = int64(^(uint64(0)) >> 1)
	)

	bts := ww.tmp[:]
	if f.Header.Fin {
		bts[0] |= bit0
	}
	bts[0] |= f.Header.Rsv << 4

     */
    public static final int SMB2_GLOBAL_CAP_MULTI_CHANNEL = 0x8;

    /**
     * 
     */
    public static final int SMB2_GLOBAL_CAP_PERSISTENT_HANDLES = 0x10;

    /**
     * 
     */
    public static final int SMB2_GLOBAL_CAP_DIRECTORY_LEASING = 0x20;

    /**
     * 
     */
    public static final int SMB2_GLOBAL_CAP_ENCRYPTION = 0x40;

    /**
     * 
     */

    static final int FLAGS_CLOSE_IF_END_REACHED = 0x02;
    static final int FLAGS_RETURN_RESUME_KEYS = 0x04;
    static final int FLAGS_RESUME_FROM_PREVIOUS_END = 0x08;
    static final int FLAGS_FIND_WITH_BACKUP_INTENT = 0x10;

    private int searchAttributes;
    private int tflags;
    private int informationLevel;
    private int searchStorageType = 0;
    private int maxItems;
    private String wildcard;

     */
    public static final byte TRANS2_GET_DFS_REFERRAL = (byte) 0x10;
    /**
     * 
     */
    public static final byte TRANS2_QUERY_FILE_INFORMATION = (byte) 0x07;
    /**
     * 
     */
    public static final byte TRANS2_SET_FILE_INFORMATION = (byte) 0x08;

    /**
     * 
     */
    public static final byte NET_SHARE_ENUM = (byte) 0x00;
    /**
     * 
     */

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