libc:add timingsafe_bcmp to libc

Signed-off-by: anjiahao <anjiahao@xiaomi.com>
2026-06-07 17:33:08 +08:00 · 2022-08-27 12:22:29 +08:00
parent 21934122d5
commit 1a5351edac
3 changed files with 45 additions and 1 deletions
@@ -93,6 +93,7 @@ FAR void  *memmem(FAR const void *haystack, size_t haystacklen,
                  FAR const void *needle, size_t needlelen);

 void explicit_bzero(FAR void *s, size_t n);
+int timingsafe_bcmp(FAR const void *b1, FAR const void *b2, size_t n);

 #undef EXTERN
 #if defined(__cplusplus)