int icmp6_configure(Link *link) { int r; assert_return(link, -EINVAL); r = sd_icmp6_nd_new(&link->icmp6_router_discovery); if (r < 0) return r; r = sd_icmp6_nd_attach_event(link->icmp6_router_discovery, NULL, 0); if (r < 0) return r; r = sd_icmp6_nd_set_mac(link->icmp6_router_discovery, &link->mac); if (r < 0) return r; r = sd_icmp6_nd_set_index(link->icmp6_router_discovery, link->ifindex); if (r < 0) return r; r = sd_icmp6_nd_set_callback(link->icmp6_router_discovery, icmp6_router_handler, link); return r; }
static void test_prefixes(void) { sd_event *e; sd_icmp6_nd *nd; if (verbose) printf("* %s\n", __FUNCTION__); send_ra_function = send_ra_prefixes; assert_se(sd_event_new(&e) >= 0); assert_se(sd_icmp6_nd_new(&nd) >= 0); assert_se(nd); assert_se(sd_icmp6_nd_attach_event(nd, e, 0) >= 0); assert_se(sd_icmp6_nd_set_index(nd, 42) >= 0); assert_se(sd_icmp6_nd_set_mac(nd, &mac_addr) >= 0); assert_se(sd_icmp6_nd_set_callback(nd, test_prefixes_cb, e) >= 0); assert_se(sd_icmp6_router_solicitation_start(nd) >= 0); sd_event_loop(e); nd = sd_icmp6_nd_unref(nd); assert_se(!nd); close(test_fd[1]); sd_event_unref(e); }
static void test_rs(sd_event *e) { usec_t time_now = now(CLOCK_MONOTONIC); sd_icmp6_nd *nd; if (verbose) printf("* %s\n", __FUNCTION__); assert(sd_icmp6_nd_new(&nd) >= 0); assert(nd); assert(sd_icmp6_nd_attach_event(nd, e, 0) >= 0); assert(sd_icmp6_nd_set_index(nd, 42) >= 0); assert(sd_icmp6_nd_set_mac(nd, &mac_addr) >= 0); assert(sd_icmp6_nd_set_callback(nd, test_rs_done, e) >= 0); assert(sd_event_add_time(e, &test_hangcheck, CLOCK_MONOTONIC, time_now + 2 *USEC_PER_SEC, 0, test_rs_hangcheck, NULL) >= 0); assert(sd_icmp6_nd_stop(nd) >= 0); assert(sd_icmp6_router_solicitation_start(nd) >= 0); assert(sd_icmp6_nd_stop(nd) >= 0); assert(sd_icmp6_router_solicitation_start(nd) >= 0); sd_event_loop(e); test_hangcheck = sd_event_source_unref(test_hangcheck); nd = sd_icmp6_nd_unref(nd); assert(!nd); close(test_fd[1]); }
static void test_prefixes_cb(sd_icmp6_nd *nd, int event, void *userdata) { sd_event *e = userdata; struct { struct in6_addr addr; uint8_t prefixlen; bool success; } addrs[] = { { { { { 0x20, 0x01, 0x0d, 0xb8, 0xde, 0xad, 0xbe, 0xef, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } } }, 63, true }, { { { { 0x20, 0x01, 0x0d, 0xb8, 0xde, 0xad, 0x0d, 0xad, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } } }, 64, false }, { { { { 0x20, 0x01, 0x0d, 0xb8, 0x0b, 0x16, 0xd0, 0x0d, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } } }, 60, true }, { { { { 0x20, 0x01, 0x0d, 0xb8, 0x00, 0x9d, 0xab, 0xcd, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 } } }, 64, true }, { { { { 0x20, 0x01, 0x0d, 0xb8, 0xde, 0xad, 0xbe, 0xed, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01 } } }, 63, false }, }; uint8_t prefixlen; unsigned int i; for (i = 0; i < ELEMENTSOF(addrs); i++) { printf(" %s prefix %02x%02x:%02x%02x:%02x%02x:%02x%02x", __FUNCTION__, addrs[i].addr.s6_addr[0], addrs[i].addr.s6_addr[1], addrs[i].addr.s6_addr[2], addrs[i].addr.s6_addr[3], addrs[i].addr.s6_addr[4], addrs[i].addr.s6_addr[5], addrs[i].addr.s6_addr[6], addrs[i].addr.s6_addr[7]); if (addrs[i].success) { assert_se(sd_icmp6_ra_get_prefixlen(nd, &addrs[i].addr, &prefixlen) >= 0); assert_se(addrs[i].prefixlen == prefixlen); printf("/%d onlink\n", prefixlen); } else { assert_se(sd_icmp6_ra_get_prefixlen(nd, &addrs[i].addr, &prefixlen) == -EADDRNOTAVAIL); printf("/128 offlink\n"); } } send_ra_function = send_ra_short_prefix; assert_se(sd_icmp6_nd_set_callback(nd, test_short_prefix_cb, e) >= 0); assert_se(sd_icmp6_nd_stop(nd) >= 0); assert_se(sd_icmp6_router_solicitation_start(nd) >= 0); }
static void test_rs(void) { sd_event *e; sd_icmp6_nd *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_icmp6_nd_new(&nd) >= 0); assert_se(nd); assert_se(sd_icmp6_nd_attach_event(nd, e, 0) >= 0); assert_se(sd_icmp6_nd_set_index(nd, 42) >= 0); assert_se(sd_icmp6_nd_set_mac(nd, &mac_addr) >= 0); assert_se(sd_icmp6_nd_set_callback(nd, test_rs_done, 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_icmp6_nd_stop(nd) >= 0); assert_se(sd_icmp6_router_solicitation_start(nd) >= 0); assert_se(sd_icmp6_nd_stop(nd) >= 0); assert_se(sd_icmp6_router_solicitation_start(nd) >= 0); sd_event_loop(e); test_hangcheck = sd_event_source_unref(test_hangcheck); nd = sd_icmp6_nd_unref(nd); assert_se(!nd); close(test_fd[1]); sd_event_unref(e); }