1 /* main.c - Application main entry point */
6  * SPDX-License-Identifier: Apache-2.0
58 /* Below should match prefix/addr distributed in RA message. */
80 /* Target Address */
83 /* Source link layer address */
85 /* Target link layer address */
87 /* Source link layer address */
103 /* Target Address */
138 /* IPv6 hop-by-hop option in the message */
146 /* Hop-by-hop option starts here */
148 /* RPL sub-option starts here */
196 	struct net_test_ipv6 *context = dev->data;  in net_test_get_mac()
198 	if (context->mac_addr[2] == 0x00) {  in net_test_get_mac()
199 		/* 00-00-5E-00-53-xx Documentation RFC 7042 */  in net_test_get_mac()
200 		context->mac_addr[0] = 0x00;  in net_test_get_mac()
201 		context->mac_addr[1] = 0x00;  in net_test_get_mac()
202 		context->mac_addr[2] = 0x5E;  in net_test_get_mac()
203 		context->mac_addr[3] = 0x00;  in net_test_get_mac()
204 		context->mac_addr[4] = 0x53;  in net_test_get_mac()
205 		context->mac_addr[5] = sys_rand8_get();  in net_test_get_mac()
208 	return context->mac_addr;  in net_test_get_mac()
230 	net_buf_unref(pkt->buffer);  in prepare_ra_message()
231 	pkt->buffer = NULL;  in prepare_ra_message()
239 	memcpy(&hdr.dst, net_pkt_iface(pkt)->if_dev->link_addr.addr,  in prepare_ra_message()
267 	memcpy(&hdr.dst, net_pkt_iface(pkt)->if_dev->link_addr.addr,  in inject_na_message()
271 	net_buf_reserve(pkt->frags, sizeof(struct net_eth_hdr));  in inject_na_message()
285 	net_buf_push_mem(pkt->frags, &hdr, sizeof(struct net_eth_hdr));  in inject_na_message()
303 	struct net_buf *bak = pkt->buffer;  in get_icmp_hdr()
307 	pkt->buffer = bak->frags;  in get_icmp_hdr()
321 	pkt->buffer = bak;  in get_icmp_hdr()
333 	if (!pkt->buffer) {  in tester_send()
335 		return -ENODATA;  in tester_send()
341 	if (icmp->type == NET_ICMPV6_RS) {  in tester_send()
349 	if (icmp->type == NET_ICMPV6_NS) {  in tester_send()
351 			ns_handler->fn(pkt, ns_handler->user_data);  in tester_send()
421 /* dummy interface for multi-interface tests */
589 	/* We cannot use net_if_ipv6_addr_add() to add the address to  in ipv6_setup()
591 	 * we are not prepared to handle here. So instead add the address  in ipv6_setup()
599 		if (iface->config.ip.ipv6->unicast[i].is_used) {  in ipv6_setup()
603 		ifaddr = &iface->config.ip.ipv6->unicast[i];  in ipv6_setup()
605 		ifaddr->is_used = true;  in ipv6_setup()
606 		ifaddr->address.family = AF_INET6;  in ipv6_setup()
607 		ifaddr->addr_type = NET_ADDR_MANUAL;  in ipv6_setup()
608 		ifaddr->addr_state = NET_ADDR_PREFERRED;  in ipv6_setup()
610 		net_ipaddr_copy(&ifaddr->address.in6_addr, &my_addr);  in ipv6_setup()
627 	 * address.  in ipv6_setup()
629 	test_ra_autoconf_addr.s6_addr[15] = net_if_get_link_addr(iface)->addr[5];  in ipv6_setup()
651 	ifaddr_record->is_used = false;  in ipv6_teardown()
763 		   "Failed to read target address");  in expect_nd_ns()
765 	if (net_ipv6_addr_cmp(ctx->exp_ns_addr, &target)) {  in expect_nd_ns()
766 		if (ctx->reply) {  in expect_nd_ns()
771 		k_sem_give(&ctx->wait_ns);  in expect_nd_ns()
803 	zassert_equal(net_ipv6_nbr_data(nbr)->state, NET_IPV6_NBR_STATE_REACHABLE,  in ZTEST()
809 	zassert_equal(k_sem_take(&ctx.wait_ns, K_MSEC(10)), -EAGAIN,  in ZTEST()
852 	zassert_equal(ifprefix->lifetime.wrap_counter, 1999,  in ZTEST()
854 		      ifprefix->lifetime.wrap_counter);  in ZTEST()
855 	remaining = MSEC_PER_SEC * (uint64_t)lifetime -  in ZTEST()
856 		NET_TIMEOUT_MAX_VALUE * (uint64_t)ifprefix->lifetime.wrap_counter;  in ZTEST()
858 	zassert_equal(remaining, ifprefix->lifetime.timer_timeout,  in ZTEST()
860 		      ifprefix->lifetime.timer_timeout);  in ZTEST()
911 	/* Check if autoconf address was added correctly. */  in ra_message()
914 	zassert_not_null(ifaddr, "Autoconf address %s missing",  in ra_message()
916 	zassert_equal(ifaddr->addr_type, NET_ADDR_AUTOCONF,  in ra_message()
917 		      "Address type should be autoconf");  in ra_message()
922 	zassert_equal(route->prefix_len, 48, "Wrong prefix length set");  in ra_message()
923 	zassert_mem_equal(&route->addr, &route_prefix, sizeof(route_prefix),  in ra_message()
925 	zassert_true(route->is_infinite, "Wrong lifetime set");  in ra_message()
926 	zassert_equal(route->preference, NET_ROUTE_PREFERENCE_HIGH,  in ra_message()
931 	zassert_equal(ctx->state, DNS_RESOLVE_CONTEXT_ACTIVE);  in ra_message()
932 	dns_server = (struct sockaddr_in6 *)&ctx->servers[0].dns_server;  in ra_message()
933 	zassert_equal(dns_server->sin6_family, dns_addr.sin6_family);  in ra_message()
934 	zassert_equal(dns_server->sin6_port, dns_addr.sin6_port);  in ra_message()
935 	zassert_mem_equal(&dns_server->sin6_addr, &dns_addr.sin6_addr,  in ra_message()
936 			  sizeof(dns_addr.sin6_addr), "Wrong DNS address set");  in ra_message()
937 	zassert_equal(dns_server->sin6_scope_id, dns_addr.sin6_scope_id);  in ra_message()
965 		   "Failed to read target address");  in expect_dad_ns()
967 	if (net_ipv6_addr_cmp(ctx->exp_dad_addr, &target)) {  in expect_dad_ns()
968 		if (ctx->reply) {  in expect_dad_ns()
973 		k_sem_give(&ctx->wait_dad);  in expect_dad_ns()
978  * prefix added and autoconf address configured.
1029  * @brief IPv6 parse Hop-By-Hop Option
1050 /* IPv6 hop-by-hop option in the message HBHO (72 Bytes) */
1058 /* Hop-by-hop option starts here */
1080  * @brief IPv6 parse Hop-By-Hop Option
1101 	/* Verify IPv6 Ext hdr length */  in ZTEST()
1103 		      "IPv6 mismatch ext hdr length");  in ZTEST()
1106 /* IPv6 hop-by-hop option in the message HBHO (104 Bytes) */
1114 /* Hop-by-hop option starts here */
1140  * @brief IPv6 parse Hop-By-Hop Option
1161 	/* Verify IPv6 Ext hdr length */  in ZTEST()
1163 		      "IPv6 mismatch ext hdr length");  in ZTEST()
1166 /* IPv6 hop-by-hop option in the message HBHO (920 bytes) */
1174 /* Hop-by-hop option starts here */
1303  * @brief IPv6 parse Hop-By-Hop Option
1323 	/* Verify IPv6 Ext hdr length */  in ZTEST()
1325 		      "IPv6 mismatch ext hdr length");  in ZTEST()
1346 	zassert_not_null(ifaddr, "Address with lifetime cannot be added");  in ZTEST()
1354 	zassert_equal(ifaddr->lifetime.timer_timeout, timeout,  in ZTEST()
1356 		      ifaddr->lifetime.timer_timeout, timeout);  in ZTEST()
1357 	zassert_equal(ifaddr->lifetime.wrap_counter, 0,  in ZTEST()
1358 		      "Wrap counter wrong (%d)", ifaddr->lifetime.wrap_counter);  in ZTEST()
1365 	zassert_equal(ifaddr->lifetime.wrap_counter, 2,  in ZTEST()
1366 		      "Wrap counter wrong (%d)", ifaddr->lifetime.wrap_counter);  in ZTEST()
1367 	remaining = MSEC_PER_SEC * (uint64_t)vlifetime -  in ZTEST()
1368 		NET_TIMEOUT_MAX_VALUE * (uint64_t)ifaddr->lifetime.wrap_counter;  in ZTEST()
1370 	zassert_equal(remaining, ifaddr->lifetime.timer_timeout,  in ZTEST()
1372 		      ifaddr->lifetime.timer_timeout);  in ZTEST()
1374 	/* The address should not expire */  in ZTEST()
1377 	zassert_equal(ifaddr->lifetime.wrap_counter, 2,  in ZTEST()
1378 		      "Wrap counter wrong (%d)", ifaddr->lifetime.wrap_counter);  in ZTEST()
1380 	ifaddr->lifetime.timer_timeout = 10;  in ZTEST()
1381 	ifaddr->lifetime.timer_start = k_uptime_get_32() - 10;  in ZTEST()
1382 	ifaddr->lifetime.wrap_counter = 0;  in ZTEST()
1386 	/* The address should be expired now */  in ZTEST()
1387 	zassert_equal(ifaddr->lifetime.timer_timeout, 0,  in ZTEST()
1389 		      ifaddr->lifetime.timer_timeout, 0);  in ZTEST()
1390 	zassert_equal(ifaddr->lifetime.wrap_counter, 0,  in ZTEST()
1391 		      "Wrap counter wrong (%d)", ifaddr->lifetime.wrap_counter);  in ZTEST()
1394 	zassert_true(ret, "Address with lifetime cannot be removed");  in ZTEST()
1398  * @brief IPv6 change ll address
1422 	ll = net_nbr_get_lladdr(nbr->idx);  in ZTEST()
1426 	zassert_true(memcmp(ll->addr, ll_iface->addr, ll->len) != 0,  in ZTEST()
1427 		     "Wrong link address 1");  in ZTEST()
1429 	/* As the net_ipv6_send_na() uses interface link address to  in ZTEST()
1430 	 * greate tllao, change the interface ll address here.  in ZTEST()
1432 	ll_iface->addr = new_mac;  in ZTEST()
1441 	ll = net_nbr_get_lladdr(nbr->idx);  in ZTEST()
1443 	zassert_true(memcmp(ll->addr, ll_iface->addr, ll->len) != 0,  in ZTEST()
1444 		     "Wrong link address 2");  in ZTEST()
1446 	ll_iface->addr = net_test_data.mac_addr;  in ZTEST()
1465 	zassert_not_null(ifaddr, "Address 1 cannot be added");  in ZTEST()
1470 	zassert_not_null(ifaddr, "Address 2 cannot be added");  in ZTEST()
1475 	zassert_not_null(ifaddr, "Address 3 cannot be added");  in ZTEST()
1490 /* Verify that DAD NS is sent after interface state change, for static address
1528 /* Verify that DAD NS is sent after interface state change, for link-local
1529  * address.
1569 /* Verify that in case of DAD conflict, address is not used on the interface. */
1589 	zassert_not_null(ifaddr, "Address cannot be added");  in ZTEST()
1598 	zassert_is_null(ifaddr, "Address should not be present on the interface");  in ZTEST()
1629 		printk("Cannot write IPv6 ext header pkt %p", pkt);  in setup_ipv6_udp()
1649 	/* We by-pass the normal packet receiving flow in this case in order  in recv_msg()
1677 		      "Local address packet was not dropped");  in ZTEST()
1690 		      "Local address packet was not dropped");  in ZTEST()
1861 	 * interface local scope multicast address packet will not leave the  in ZTEST()
1862 	 * device. But we will still need to add proper multicast address to  in ZTEST()
1866 	zassert_not_null(maddr, "Cannot add multicast address to interface");  in ZTEST()
1938 	/* add multicast address to interface but do not join the group yet */  in ZTEST()
1987 	zassert_not_null(maddr, "Cannot add multicast address to interface");  in ZTEST()
1994 	 * Furthermore, multicast scope is link-local thus it should not cross  in ZTEST()
2139 	zassert_not_null(ifaddr, "Address cannot be added");  in ZTEST()
2145 	zassert_equal(ifaddr->addr_state, NET_ADDR_PREFERRED,  in ZTEST()
2146 		      "Address should've been set to preferred");  in ZTEST()
2149 	zassert_true(ret, "Failed to remove address");  in ZTEST()
2163 	net_ipv6_nbr_data(nbr)->state = NET_IPV6_NBR_STATE_STALE;  in ZTEST()
2166 	zassert_equal(net_ipv6_nbr_data(nbr)->state, NET_IPV6_NBR_STATE_REACHABLE);  in ZTEST()
2169 	net_ipv6_nbr_data(nbr)->state = NET_IPV6_NBR_STATE_PROBE;  in ZTEST()
2173 	zassert_equal(net_ipv6_nbr_data(nbr)->state, NET_IPV6_NBR_STATE_PROBE);  in ZTEST()
2176 	zassert_equal(net_ipv6_nbr_data(nbr)->state, NET_IPV6_NBR_STATE_REACHABLE);  in ZTEST()
2183 	ipv6 = iface->config.ip.ipv6;  in is_pe_address_found()
2188 	ARRAY_FOR_EACH(ipv6->unicast, i) {  in is_pe_address_found()
2189 		if (!ipv6->unicast[i].is_used ||  in is_pe_address_found()
2190 		    ipv6->unicast[i].address.family != AF_INET6 ||  in is_pe_address_found()
2191 		    !ipv6->unicast[i].is_temporary) {  in is_pe_address_found()
2196 			    (uint8_t *)&ipv6->unicast[i].address.in6_addr,  in is_pe_address_found()
2213 	ipv6 = iface->config.ip.ipv6;  in get_pe_addresses()
2218 	ARRAY_FOR_EACH(ipv6->unicast, i) {  in get_pe_addresses()
2219 		if (!ipv6->unicast[i].is_used ||  in get_pe_addresses()
2220 		    ipv6->unicast[i].address.family != AF_INET6) {  in get_pe_addresses()
2225 			    (uint8_t *)&ipv6->unicast[i].address.in6_addr,  in get_pe_addresses()
2227 			if (ipv6->unicast[i].is_temporary) {  in get_pe_addresses()
2229 					&ipv6->unicast[i].address.in6_addr;  in get_pe_addresses()
2232 					&ipv6->unicast[i].address.in6_addr;  in get_pe_addresses()
2252 	zassert_true(iface->pe_enabled,  in ZTEST()
2257 		zassert_true(iface->pe_prefer_public,  in ZTEST()
2262 	/* We received RA message earlier, make sure that temporary address  in ZTEST()
2267 	zassert_true(found, "Temporary address not found for iface %d",  in ZTEST()
2318 	zassert_true(found, "Temporary address not found for iface %p", iface);  in ZTEST()
2335 	zassert_false(found, "Temporary address found for iface %p", iface);  in ZTEST()
2340 	/* Add the temp address back for the next tests */  in ZTEST()
2352 	zassert_true(found, "Temporary address not found for iface %p", iface);  in ZTEST()
2370 	zassert_not_null(public_addr, "No public address found");  in ZTEST()
2371 	zassert_not_null(temp_addr, "No temporary address found");  in ZTEST()
2374 	zassert_not_null(src_addr, "No suitable source address found");  in ZTEST()
2376 	if (iface->pe_prefer_public) {  in ZTEST()
2378 			     "Non public address selected");  in ZTEST()
2381 			     "Non temporary address selected");  in ZTEST()