int ndisc_configure(Link *link) { int r; assert_return(link, -EINVAL); r = sd_ndisc_new(&link->ndisc_router_discovery); if (r < 0) return r; r = sd_ndisc_attach_event(link->ndisc_router_discovery, NULL, 0); if (r < 0) return r; r = sd_ndisc_set_mac(link->ndisc_router_discovery, &link->mac); if (r < 0) return r; r = sd_ndisc_set_index(link->ndisc_router_discovery, link->ifindex); if (r < 0) return r; r = sd_ndisc_set_callback(link->ndisc_router_discovery, ndisc_router_handler, link); return r; }
static void test_rs(void) { sd_event *e; sd_ndisc *nd; usec_t time_now = now(clock_boottime_or_monotonic()); if (verbose) printf("* %s\n", __FUNCTION__); send_ra_function = send_ra; assert_se(sd_event_new(&e) >= 0); assert_se(sd_ndisc_new(&nd) >= 0); assert_se(nd); assert_se(sd_ndisc_attach_event(nd, e, 0) >= 0); assert_se(sd_ndisc_set_index(nd, 42) >= 0); assert_se(sd_ndisc_set_mac(nd, &mac_addr) >= 0); assert_se(sd_ndisc_set_callback(nd, test_rs_done, NULL, NULL, NULL, e) >= 0); assert_se(sd_event_add_time(e, &test_hangcheck, clock_boottime_or_monotonic(), time_now + 2 *USEC_PER_SEC, 0, test_rs_hangcheck, NULL) >= 0); assert_se(sd_ndisc_stop(nd) >= 0); assert_se(sd_ndisc_router_discovery_start(nd) >= 0); assert_se(sd_ndisc_stop(nd) >= 0); assert_se(sd_ndisc_router_discovery_start(nd) >= 0); sd_event_loop(e); test_hangcheck = sd_event_source_unref(test_hangcheck); nd = sd_ndisc_unref(nd); assert_se(!nd); close(test_fd[1]); sd_event_unref(e); }
int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { struct ether_addr mac_addr = { .ether_addr_octet = {'A', 'B', 'C', '1', '2', '3'} }; _cleanup_(sd_event_unrefp) sd_event *e = NULL; _cleanup_(sd_ndisc_unrefp) sd_ndisc *nd = NULL; assert_se(sd_event_new(&e) >= 0); assert_se(sd_ndisc_new(&nd) >= 0); assert_se(sd_ndisc_attach_event(nd, e, 0) >= 0); assert_se(sd_ndisc_set_ifindex(nd, 42) >= 0); assert_se(sd_ndisc_set_mac(nd, &mac_addr) >= 0); assert_se(sd_ndisc_start(nd) >= 0); assert_se(write(test_fd[1], data, size) == (ssize_t) size); (void) sd_event_run(e, (uint64_t) -1); assert_se(sd_ndisc_stop(nd) >= 0); close(test_fd[1]); return 0; }