536 static void *compute_and(void *_dst, const void *_src, size_t n)  in compute_and()  argument
538 	uint8_t *dst = _dst;  in compute_and()
545 	return _dst;  in compute_and()
548 static void *compute_or(void *_dst, const void *_src, size_t n)  in compute_or()  argument
550 	uint8_t *dst = _dst;  in compute_or()
557 	return _dst;  in compute_or()
560 static void *compute_xor(void *_dst, const void *_src, size_t n)  in compute_xor()  argument
562 	uint8_t *dst = _dst;  in compute_xor()
569 	return _dst;  in compute_xor()
572 static void *compute_extend(void *_dst, const void *_src, size_t n)  in compute_extend()  argument
578 	sha1_update(&ctx, _dst, n);  in compute_extend()
581 	memcpy(_dst, digest, min(n, sizeof(digest)));  in compute_extend()
583 	return _dst;  in compute_extend()