From 04b5e85bfda5ba281f2129d148c952eabc5e49a3 Mon Sep 17 00:00:00 2001 From: Nobuyoshi Nakada Date: Tue, 20 Jul 2021 19:54:59 +0900 Subject: Look up ruby_digit36_to_number_table Instead of scanning ruby_hexdigits. --- util.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) (limited to 'util.c') diff --git a/util.c b/util.c index 21f5965aa4..f4cea03795 100644 --- a/util.c +++ b/util.c @@ -57,19 +57,16 @@ ruby_scan_hex(const char *start, size_t len, size_t *retlen) { register const char *s = start; register unsigned long retval = 0; - const char *tmp; + signed char d; size_t i = 0; for (i = 0; i < len; i++) { - if (! s[0]) { - break; - } - tmp = strchr(hexdigit, *s); - if (! tmp) { + d = ruby_digit36_to_number_table[(unsigned char)*s]; + if (d < 0 || 15 < d) { break; } retval <<= 4; - retval |= (tmp - hexdigit) & 15; + retval |= d; s++; } *retlen = (int)(s - start); /* less than len */ -- cgit v1.2.1