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| version 1.79, 2010/07/13 23:13:16 | version 1.80, 2010/07/21 02:10:58 | ||
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| } | } | ||
| int | int | ||
| timingsafe_bcmp(const void *_s1, const void *_s2, size_t n) | timingsafe_bcmp(const void *b1, const void *b2, size_t n) | ||
| { | { | ||
| u_char *s1 = (u_char *)_s1; | const unsigned char *p1 = b1, *p2 = b2; | ||
| u_char *s2 = (u_char *)_s2; | |||
| int ret = 0; | int ret = 0; | ||
| for (; n > 0; n--, s1++, s2++) | for (; n > 0; n--) | ||
| ret |= *s1 ^ *s2; | ret |= *p1++ ^ *p2++; | ||
| return ret; | return (ret != 0); | ||
| } | } | ||