MOVW	$0xff, R9            // MOVW $255, R9             // ff90a0e3
	MOVW	$0xff000000, R9      // MOVW $4278190080, R9      // ff94a0e3
	MOVW	$0xff(R0), R1        // MOVW $255(R0), R1         // ff1080e2
	MOVW.S	$0xff(R0), R1        // MOVW.S $255(R0), R1       // ff1090e2
	MOVW	$-0xff(R0), R1       // MOVW $-255(R0), R1        // ff1040e2
	MOVW.S	$-0xff(R0), R1       // MOVW.S $-255(R0), R1      // ff1050e2

	in   string
	repl string
	out  string
}{
	{"", "\uFFFD", ""},
	{"abc", "\uFFFD", "abc"},
	{"\uFDDD", "\uFFFD", "\uFDDD"},
	{"a\xffb", "\uFFFD", "a\uFFFDb"},
	{"a\xffb\uFFFD", "X", "aXb\uFFFD"},
	{"a☺\xffb☺\xC0\xAFc☺\xff", "", "a☺b☺c☺"},
	{"a☺\xffb☺\xC0\xAFc☺\xff", "日本語", "a☺日本語b☺日本語c☺日本語"},
	{"\xC0\xAF", "\uFFFD", "\uFFFD"},
	{"\xE0\x80\xAF", "\uFFFD", "\uFFFD"},
	{"\xed\xa0\x80", "abc", "abc"},

 * will never change.
 *
 * @see java.io.File
 */

public class SmbFile extends URLConnection implements SmbResource, SmbConstants {
    protected static final int ATTR_GET_MASK = 0x7FFF;
    protected static final int ATTR_SET_MASK = 0x30A7;
    protected static final int DEFAULT_ATTR_EXPIRATION_PERIOD = 5000;

    protected static final int HASH_DOT = ".".hashCode();