740     uint8_t *user_id, size_t user_id_len)  in check_enroll_options()  argument
754 			if (strlcpy(user_id, options[i]->value, user_id_len) >=  in check_enroll_options()
760 			    (char *)user_id);  in check_enroll_options()
774 key_lookup(fido_dev_t *dev, const char *application, const uint8_t *user_id,  in key_lookup()  argument
819 		    memcmp(fido_assert_user_id_ptr(assert, i), user_id,  in key_lookup()
839 	uint8_t user_id[32];  in sk_enroll()  local
856 	memset(user_id, 0, sizeof(user_id));  in sk_enroll()
857 	if (check_enroll_options(options, &device, user_id,  in sk_enroll()
858 	    sizeof(user_id)) != 0)  in sk_enroll()
886 	    (r = key_lookup(sk->dev, application, user_id, sizeof(user_id),  in sk_enroll()
916 	if ((r = fido_cred_set_user(cred, user_id, sizeof(user_id),  in sk_enroll()
1270 	const u_char *user_id;  in read_rks()  local
1351 			user_id = fido_cred_user_id_ptr(cred);  in read_rks()
1365 			     (srk->user_id = calloc(1, user_id_len)) == NULL)) {  in read_rks()
1375 				memcpy(srk->user_id, user_id, srk->user_id_len);  in read_rks()
1417 		freezero(srk->user_id, srk->user_id_len);  in read_rks()
1471 		freezero(rks[i]->user_id, rks[i]->user_id_len);  in sk_load_resident_keys()