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util: optimize UTI_RefidToString()

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This commit is contained in:
Miroslav Lichvar 2014-09-24 15:13:03 +02:00
parent 4963b931d0
commit 078f0f511e
1 changed files with 10 additions and 10 deletions
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20
util.c
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@ -238,18 +238,18 @@ char *
UTI_RefidToString(uint32_t ref_id) UTI_RefidToString(uint32_t ref_id)
{ {
unsigned int i, j, c; unsigned int i, j, c;
char buf[5], *result; char *result;
for (i = j = 0; i < 4; i++) {
c = (ref_id >> (24 - i * 8)) & 0xff;
if (isprint(c))
buf[j++] = c;
}
buf[j] = '\0';
result = NEXT_BUFFER; result = NEXT_BUFFER;
snprintf(result, BUFFER_LENGTH, "%s", buf);
for (i = j = 0; i < 4 && i < BUFFER_LENGTH - 1; i++) {
c = (ref_id >> (24 - i * 8)) & 0xff;
if (isprint(c))
result[j++] = c;
}
result[j] = '\0';
return result; return result;
} }