}

func findSignatureInBlock(b []byte) int {
	for i := len(b) - directoryEndLen; i >= 0; i-- {
		// defined from directoryEndSignature in struct.go
		if b[i] == 'P' && b[i+1] == 'K' && b[i+2] == 0x05 && b[i+3] == 0x06 {
			// n is length of comment
			n := int(b[i+directoryEndLen-2]) | int(b[i+directoryEndLen-1])<<8
			if n+directoryEndLen+i > len(b) {
				// Truncated comment.

			// Argsize set below.
		},
	}
	nameAddr.Sym.Func().Text = prog
	prog.To.Val = int32(argSize)
	p.append(prog, "", true)
}

// asmData assembles a DATA pseudo-op.
// DATA masks<>+0x00(SB)/4, $0x00000000
func (p *Parser) asmData(operands [][]lex.Token) {
	if len(operands) != 2 {
		p.errorf("expect two operands for DATA")
		return
	}

	// Operand 0 has the general form foo<>+0x04(SB)/4.

0059          ; mapped                 ; 0079          # 1.1  LATIN CAPITAL LETTER Y
005A          ; mapped                 ; 007A          # 1.1  LATIN CAPITAL LETTER Z
005B..0060    ; disallowed_STD3_valid                  # 1.1  LEFT SQUARE BRACKET..GRAVE ACCENT
0061..007A    ; valid                                  # 1.1  LATIN SMALL LETTER A..LATIN SMALL LETTER Z

     * a directory
     */
    public static final int ATTR_DIRECTORY = 0x10;
    /**
     * A file with this bit on as returned by {@code getAttributes()} or set
     * with {@code setAttributes()} is an archived file
     */
    public static final int ATTR_ARCHIVE = 0x20;

    // extended file attribute encoding(others same as above)
    static final int ATTR_COMPRESSED = 0x800;