提交 c7ff4821 编写于 作者: A Andy Shevchenko 提交者: Jan Kara

fs/udf: re-use hex_asc_upper_{hi,lo} macros

This patch cleans up udf_translate_to_linux() a bit by using globally defined
macros instead of custom code.

We can use sprintf(buf, "%04X", ...) there as well, but this one faster.
Signed-off-by: NAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: NJan Kara <jack@suse.cz>
上级 2c15ac5b
......@@ -412,7 +412,6 @@ static int udf_translate_to_linux(uint8_t *newName, uint8_t *udfName,
int extIndex = 0, newExtIndex = 0, hasExt = 0;
unsigned short valueCRC;
uint8_t curr;
const uint8_t hexChar[] = "0123456789ABCDEF";
if (udfName[0] == '.' &&
(udfLen == 1 || (udfLen == 2 && udfName[1] == '.'))) {
......@@ -477,10 +476,10 @@ static int udf_translate_to_linux(uint8_t *newName, uint8_t *udfName,
newIndex = 250;
newName[newIndex++] = CRC_MARK;
valueCRC = crc_itu_t(0, fidName, fidNameLen);
newName[newIndex++] = hexChar[(valueCRC & 0xf000) >> 12];
newName[newIndex++] = hexChar[(valueCRC & 0x0f00) >> 8];
newName[newIndex++] = hexChar[(valueCRC & 0x00f0) >> 4];
newName[newIndex++] = hexChar[(valueCRC & 0x000f)];
newName[newIndex++] = hex_asc_upper_hi(valueCRC >> 8);
newName[newIndex++] = hex_asc_upper_lo(valueCRC >> 8);
newName[newIndex++] = hex_asc_upper_hi(valueCRC);
newName[newIndex++] = hex_asc_upper_lo(valueCRC);
if (hasExt) {
newName[newIndex++] = EXT_MARK;
......
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