void UDPSOCKET_RECV_TIMEOUT() { SocketAddress udp_addr; NetworkInterface::get_default_instance()->gethostbyname(MBED_CONF_APP_ECHO_SERVER_ADDR, &udp_addr); udp_addr.set_port(MBED_CONF_APP_ECHO_SERVER_PORT); static const int DATA_LEN = 100; char buff[DATA_LEN] = {0}; UDPSocket sock; TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.open(NetworkInterface::get_default_instance())); sock.set_timeout(100); sock.sigio(callback(_sigio_handler, ThisThread::get_id())); int recvd; Timer timer; SocketAddress temp_addr; int pkt_success = 0; for (int i = 0; i < PKT_NUM; i++) { TEST_ASSERT_EQUAL(DATA_LEN, sock.sendto(udp_addr, buff, DATA_LEN)); timer.reset(); timer.start(); recvd = sock.recvfrom(&temp_addr, buff, sizeof(buff)); timer.stop(); if (recvd == NSAPI_ERROR_WOULD_BLOCK) { osSignalWait(SIGNAL_SIGIO, SIGIO_TIMEOUT); printf("MBED: recvfrom() took: %dms\n", timer.read_ms()); TEST_ASSERT_INT_WITHIN(51, 150, timer.read_ms()); continue; } else if (recvd < 0) { printf("[bt#%02d] network error %d\n", i, recvd); continue; } else if (temp_addr != udp_addr) { printf("[bt#%02d] packet from wrong address\n", i); continue; } TEST_ASSERT_EQUAL(DATA_LEN, recvd); pkt_success++; } printf("MBED: %d out of %d packets were received.\n", pkt_success, PKT_NUM); TEST_ASSERT_EQUAL(NSAPI_ERROR_OK, sock.close()); }