291 static void *compute_and(void *_dst, const void *_src, size_t n)  in compute_and()  argument
293 	uint8_t *dst = _dst;  in compute_and()
300 	return _dst;  in compute_and()
303 static void *compute_or(void *_dst, const void *_src, size_t n)  in compute_or()  argument
305 	uint8_t *dst = _dst;  in compute_or()
312 	return _dst;  in compute_or()
315 static void *compute_xor(void *_dst, const void *_src, size_t n)  in compute_xor()  argument
317 	uint8_t *dst = _dst;  in compute_xor()
324 	return _dst;  in compute_xor()
327 static void *compute_extend(void *_dst, const void *_src, size_t n)  in compute_extend()  argument
333 	sha1_update(&ctx, _dst, n);  in compute_extend()
336 	memcpy(_dst, digest, min(n, sizeof(digest)));  in compute_extend()
338 	return _dst;  in compute_extend()