static void test_client_id_hash(void) { DHCPClientId a = { .length = 4, }, b = { .length = 4, }; uint8_t hash_key[HASH_KEY_SIZE] = { '0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'A', 'B', 'C', 'D', 'E', 'F', }; a.data = (uint8_t*)strdup("abcd"); b.data = (uint8_t*)strdup("abcd"); assert_se(client_id_compare_func(&a, &b) == 0); assert_se(client_id_hash_func(&a, hash_key) == client_id_hash_func(&b, hash_key)); a.length = 3; assert_se(client_id_compare_func(&a, &b) != 0); a.length = 4; assert_se(client_id_compare_func(&a, &b) == 0); assert_se(client_id_hash_func(&a, hash_key) == client_id_hash_func(&b, hash_key)); b.length = 3; assert_se(client_id_compare_func(&a, &b) != 0); b.length = 4; assert_se(client_id_compare_func(&a, &b) == 0); assert_se(client_id_hash_func(&a, hash_key) == client_id_hash_func(&b, hash_key)); free(b.data); b.data = (uint8_t*)strdup("abce"); assert_se(client_id_compare_func(&a, &b) != 0);
static void test_message_handler(void) { _cleanup_(sd_dhcp_server_unrefp) sd_dhcp_server *server = NULL; struct { DHCPMessage message; struct { uint8_t code; uint8_t length; uint8_t type; } _packed_ option_type; struct { uint8_t code; uint8_t length; be32_t address; } _packed_ option_requested_ip; struct { uint8_t code; uint8_t length; be32_t address; } _packed_ option_server_id; struct { uint8_t code; uint8_t length; uint8_t id[7]; } _packed_ option_client_id; uint8_t end; } _packed_ test = { .message.op = BOOTREQUEST, .message.htype = ARPHRD_ETHER, .message.hlen = ETHER_ADDR_LEN, .message.xid = htobe32(0x12345678), .message.chaddr = { 'A', 'B', 'C', 'D', 'E', 'F' }, .option_type.code = SD_DHCP_OPTION_MESSAGE_TYPE, .option_type.length = 1, .option_type.type = DHCP_DISCOVER, .end = SD_DHCP_OPTION_END, }; struct in_addr address_lo = { .s_addr = htonl(INADDR_LOOPBACK), }; assert_se(sd_dhcp_server_new(&server, 1) >= 0); assert_se(sd_dhcp_server_configure_pool(server, &address_lo, 8, 0, 0) >= 0); assert_se(sd_dhcp_server_attach_event(server, NULL, 0) >= 0); assert_se(sd_dhcp_server_start(server) >= 0); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.end = 0; /* TODO, shouldn't this fail? */ assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.end = SD_DHCP_OPTION_END; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.option_type.code = 0; test.option_type.length = 0; test.option_type.type = 0; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.option_type.code = SD_DHCP_OPTION_MESSAGE_TYPE; test.option_type.length = 1; test.option_type.type = DHCP_DISCOVER; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.message.op = 0; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.message.op = BOOTREQUEST; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.message.htype = 0; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.message.htype = ARPHRD_ETHER; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.message.hlen = 0; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.message.hlen = ETHER_ADDR_LEN; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_OFFER); test.option_type.type = DHCP_REQUEST; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.option_requested_ip.code = SD_DHCP_OPTION_REQUESTED_IP_ADDRESS; test.option_requested_ip.length = 4; test.option_requested_ip.address = htobe32(0x12345678); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_NAK); test.option_server_id.code = SD_DHCP_OPTION_SERVER_IDENTIFIER; test.option_server_id.length = 4; test.option_server_id.address = htobe32(INADDR_LOOPBACK); test.option_requested_ip.address = htobe32(INADDR_LOOPBACK + 3); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_ACK); test.option_server_id.address = htobe32(0x12345678); test.option_requested_ip.address = htobe32(INADDR_LOOPBACK + 3); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.option_server_id.address = htobe32(INADDR_LOOPBACK); test.option_requested_ip.address = htobe32(INADDR_LOOPBACK + 4); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); test.option_requested_ip.address = htobe32(INADDR_LOOPBACK + 3); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_ACK); test.option_client_id.code = SD_DHCP_OPTION_CLIENT_IDENTIFIER; test.option_client_id.length = 7; test.option_client_id.id[0] = 0x01; test.option_client_id.id[1] = 'A'; test.option_client_id.id[2] = 'B'; test.option_client_id.id[3] = 'C'; test.option_client_id.id[4] = 'D'; test.option_client_id.id[5] = 'E'; test.option_client_id.id[6] = 'F'; assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == DHCP_ACK); test.option_requested_ip.address = htobe32(INADDR_LOOPBACK + 30); assert_se(dhcp_server_handle_message(server, (DHCPMessage*)&test, sizeof(test)) == 0); } static uint64_t client_id_hash_helper(DHCPClientId *id, uint8_t key[HASH_KEY_SIZE]) { struct siphash state; siphash24_init(&state, key); client_id_hash_func(id, &state); return htole64(siphash24_finalize(&state)); } static void test_client_id_hash(void) { DHCPClientId a = { .length = 4, }, b = {