mirror of https://github.com/ARMmbed/mbed-os.git
128 lines
3.3 KiB
C++
128 lines
3.3 KiB
C++
#if !FEATURE_LWIP
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#error [NOT_SUPPORTED] LWIP not supported for this target
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#endif
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#if DEVICE_EMAC
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#error [NOT_SUPPORTED] Not supported for WiFi targets
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#endif
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#include "mbed.h"
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#include "EthernetInterface.h"
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#include "TCPSocket.h"
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#include "greentea-client/test_env.h"
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#include "unity/unity.h"
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#ifndef MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE
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#define MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE 64
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#endif
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#ifndef MBED_CFG_TCP_CLIENT_ECHO_THREADS
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#define MBED_CFG_TCP_CLIENT_ECHO_THREADS 3
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#endif
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EthernetInterface net;
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SocketAddress tcp_addr;
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Mutex iomutex;
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void prep_buffer(char *tx_buffer, size_t tx_size) {
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for (size_t i=0; i<tx_size; ++i) {
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tx_buffer[i] = (rand() % 10) + '0';
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}
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}
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// Each echo class is in charge of one parallel transaction
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class Echo {
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private:
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char tx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE];
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char rx_buffer[MBED_CFG_TCP_CLIENT_ECHO_BUFFER_SIZE];
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TCPSocket sock;
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Thread thread;
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public:
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// Limiting stack size to 1k
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Echo(): thread(osPriorityNormal, 1024) {
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}
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void start() {
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osStatus status = thread.start(callback(this, &Echo::echo));
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TEST_ASSERT_EQUAL(osOK, status);
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}
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void join() {
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osStatus status = thread.join();
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TEST_ASSERT_EQUAL(osOK, status);
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}
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void echo() {
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int err = sock.open(&net);
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TEST_ASSERT_EQUAL(0, err);
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err = sock.connect(tcp_addr);
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TEST_ASSERT_EQUAL(0, err);
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iomutex.lock();
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printf("HTTP: Connected to %s:%d\r\n",
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tcp_addr.get_ip_address(), tcp_addr.get_port());
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printf("tx_buffer buffer size: %u\r\n", sizeof(tx_buffer));
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printf("rx_buffer buffer size: %u\r\n", sizeof(rx_buffer));
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iomutex.unlock();
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prep_buffer(tx_buffer, sizeof(tx_buffer));
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sock.send(tx_buffer, sizeof(tx_buffer));
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// Server will respond with HTTP GET's success code
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const int ret = sock.recv(rx_buffer, sizeof(rx_buffer));
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bool result = !memcmp(tx_buffer, rx_buffer, sizeof(tx_buffer));
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TEST_ASSERT_EQUAL(ret, sizeof(rx_buffer));
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TEST_ASSERT_EQUAL(true, result);
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err = sock.close();
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TEST_ASSERT_EQUAL(0, err);
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}
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};
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int main() {
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GREENTEA_SETUP(60, "tcp_echo");
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Echo echoers[MBED_CFG_TCP_CLIENT_ECHO_THREADS];
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int err = net.connect();
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TEST_ASSERT_EQUAL(0, err);
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printf("MBED: TCPClient IP address is '%s'\n", net.get_ip_address());
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printf("MBED: TCPClient waiting for server IP and port...\n");
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greentea_send_kv("target_ip", net.get_ip_address());
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char recv_key[] = "host_port";
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char ipbuf[60] = {0};
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char portbuf[16] = {0};
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unsigned int port = 0;
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greentea_send_kv("host_ip", " ");
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greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf));
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greentea_send_kv("host_port", " ");
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greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf));
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sscanf(portbuf, "%u", &port);
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printf("MBED: Server IP address received: %s:%d \n", ipbuf, port);
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tcp_addr.set_ip_address(ipbuf);
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tcp_addr.set_port(port);
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// Startup echo threads in parallel
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for (int i = 0; i < MBED_CFG_TCP_CLIENT_ECHO_THREADS; i++) {
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echoers[i].start();
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}
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for (int i = 0; i < MBED_CFG_TCP_CLIENT_ECHO_THREADS; i++) {
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echoers[i].join();
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}
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net.disconnect();
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GREENTEA_TESTSUITE_RESULT(true);
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}
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