@@ -240,3 +240,18 @@ void gmssl_secure_clear(void *ptr, size_t len)
{
memset_func(ptr, 0, len);
}
int mem_is_zero(const uint8_t *buf, size_t len)
int ret = 1;
size_t i;
for (i = 0; i < len; i++) {
if (buf[i]) ret = 0;
return ret;
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