return 0;
}
-static void test_callback(sd_ndisc *nd, sd_ndisc_event_t event, void *message, void *userdata) {
+static void test_callback_ra(sd_ndisc *nd, sd_ndisc_event_t event, void *message, void *userdata) {
sd_event *e = userdata;
static unsigned idx = 0;
uint64_t flags_array[] = {
assert_se(sd_ndisc_set_ifindex(nd, 42) >= 0);
assert_se(sd_ndisc_set_mac(nd, &mac_addr) >= 0);
- assert_se(sd_ndisc_set_callback(nd, test_callback, e) >= 0);
+ assert_se(sd_ndisc_set_callback(nd, test_callback_ra, e) >= 0);
assert_se(sd_event_add_time_relative(e, NULL, CLOCK_BOOTTIME,
30 * USEC_PER_SEC, 0,
assert_se(sd_ndisc_set_ifindex(nd, 42) >= 0);
assert_se(sd_ndisc_set_mac(nd, &mac_addr) >= 0);
- assert_se(sd_ndisc_set_callback(nd, test_callback, e) >= 0);
+ assert_se(sd_ndisc_set_callback(nd, test_callback_ra, e) >= 0);
assert_se(sd_event_add_time_relative(e, NULL, CLOCK_BOOTTIME,
30 * USEC_PER_SEC, 0,
test_fd[1] = -EBADF;
}
+static void neighbor_dump(sd_ndisc_neighbor *na) {
+ struct in6_addr addr;
+ uint32_t flags;
+
+ assert_se(na);
+
+ log_info("--");
+ assert_se(sd_ndisc_neighbor_get_sender_address(na, &addr) >= 0);
+ log_info("Sender: %s", IN6_ADDR_TO_STRING(&addr));
+
+ assert_se(sd_ndisc_neighbor_get_flags(na, &flags) >= 0);
+ log_info("Flags: Router:%s, Solicited:%s, Override: %s",
+ yes_no(flags & ND_NA_FLAG_ROUTER),
+ yes_no(flags & ND_NA_FLAG_SOLICITED),
+ yes_no(flags & ND_NA_FLAG_OVERRIDE));
+
+ assert_se(sd_ndisc_neighbor_is_router(na) == FLAGS_SET(flags, ND_NA_FLAG_ROUTER));
+ assert_se(sd_ndisc_neighbor_is_solicited(na) == FLAGS_SET(flags, ND_NA_FLAG_SOLICITED));
+ assert_se(sd_ndisc_neighbor_is_override(na) == FLAGS_SET(flags, ND_NA_FLAG_OVERRIDE));
+}
+
+static int send_na(uint32_t flags) {
+ uint8_t advertisement[] = {
+ /* struct nd_neighbor_advert */
+ 0x88, 0x00, 0xde, 0x83, 0x00, 0x00, 0x00, 0x00,
+ 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+ 0xfe, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
+ /* type = 0x02 (SD_NDISC_OPTION_TARGET_LL_ADDRESS), length = 8 */
+ 0x01, 0x01, 'A', 'B', 'C', '1', '2', '3',
+ };
+
+ ((struct nd_neighbor_advert*) advertisement)->nd_na_flags_reserved = flags;
+
+ assert_se(write(test_fd[1], advertisement, sizeof(advertisement)) == sizeof(advertisement));
+ if (verbose)
+ printf(" sent NA with flag 0x%02x\n", flags);
+
+ return 0;
+}
+
+static void test_callback_na(sd_ndisc *nd, sd_ndisc_event_t event, void *message, void *userdata) {
+ sd_event *e = userdata;
+ static unsigned idx = 0;
+ uint32_t flags_array[] = {
+ 0,
+ 0,
+ ND_NA_FLAG_ROUTER,
+ ND_NA_FLAG_SOLICITED,
+ ND_NA_FLAG_SOLICITED | ND_NA_FLAG_OVERRIDE,
+ };
+ uint32_t flags;
+
+ assert_se(nd);
+
+ if (event != SD_NDISC_EVENT_NEIGHBOR)
+ return;
+
+ sd_ndisc_neighbor *rt = ASSERT_PTR(message);
+
+ neighbor_dump(rt);
+
+ assert_se(sd_ndisc_neighbor_get_flags(rt, &flags) >= 0);
+ assert_se(flags == flags_array[idx]);
+ idx++;
+
+ if (verbose)
+ printf(" got event 0x%02" PRIx32 "\n", flags);
+
+ if (idx < ELEMENTSOF(flags_array)) {
+ send_na(flags_array[idx]);
+ return;
+ }
+
+ idx = 0;
+ sd_event_exit(e, 0);
+}
+
+static int on_recv_rs_na(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
+ _cleanup_(icmp6_packet_unrefp) ICMP6Packet *packet = NULL;
+ assert_se(icmp6_packet_receive(fd, &packet) >= 0);
+
+ return send_na(0);
+}
+
+TEST(na) {
+ _cleanup_(sd_event_unrefp) sd_event *e = NULL;
+ _cleanup_(sd_event_source_unrefp) sd_event_source *s = 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(nd);
+
+ 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_set_callback(nd, test_callback_na, e) >= 0);
+
+ assert_se(sd_event_add_time_relative(e, NULL, CLOCK_BOOTTIME,
+ 30 * USEC_PER_SEC, 0,
+ NULL, INT_TO_PTR(-ETIMEDOUT)) >= 0);
+
+ assert_se(sd_ndisc_start(nd) >= 0);
+
+ assert_se(sd_event_add_io(e, &s, test_fd[1], EPOLLIN, on_recv_rs_na, nd) >= 0);
+ assert_se(sd_event_source_set_io_fd_own(s, true) >= 0);
+
+ assert_se(sd_event_loop(e) >= 0);
+
+ test_fd[1] = -EBADF;
+}
+
static int on_recv_rs_timeout(sd_event_source *s, int fd, uint32_t revents, void *userdata) {
_cleanup_(icmp6_packet_unrefp) ICMP6Packet *packet = NULL;
sd_ndisc *nd = ASSERT_PTR(userdata);