Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH] fs/udf: re-use hex_asc_upper_{hi,lo} macros | Date | Wed, 9 Jul 2014 15:35:30 +0300 |
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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: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- fs/udf/unicode.c | 9 ++++----- 1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/fs/udf/unicode.c b/fs/udf/unicode.c index 44b815e..afd470e 100644 --- a/fs/udf/unicode.c +++ b/fs/udf/unicode.c @@ -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; -- 2.0.1
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