Jim Flynn / Mbed OS wifi_Example

wifi test

Dependencies:   X_NUCLEO_IKS01A2 mbed-http

easy-connect/wizfi310-driver/TESTS/net/udp_echo/main.cpp@0:24d3eb812fd4, 2018-09-05 (annotated)

Committer:
JMF
Date:
Wed Sep 05 14:28:24 2018 +0000
Revision:
0:24d3eb812fd4
Initial commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
JMF 0:24d3eb812fd4 1 #include "mbed.h"
JMF 0:24d3eb812fd4 2 #include "WizFi310Interface.h"
JMF 0:24d3eb812fd4 3 #include "UDPSocket.h"
JMF 0:24d3eb812fd4 4 #include "greentea-client/test_env.h"
JMF 0:24d3eb812fd4 5 #include "unity/unity.h"
JMF 0:24d3eb812fd4 6 #include "utest.h"
JMF 0:24d3eb812fd4 7
JMF 0:24d3eb812fd4 8 using namespace utest::v1;
JMF 0:24d3eb812fd4 9
JMF 0:24d3eb812fd4 10
JMF 0:24d3eb812fd4 11 #ifndef MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE
JMF 0:24d3eb812fd4 12 #define MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE 64
JMF 0:24d3eb812fd4 13 #endif
JMF 0:24d3eb812fd4 14
JMF 0:24d3eb812fd4 15 #ifndef MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT
JMF 0:24d3eb812fd4 16 #define MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT 500
JMF 0:24d3eb812fd4 17 #endif
JMF 0:24d3eb812fd4 18
JMF 0:24d3eb812fd4 19 #ifndef MBED_CFG_WIZFI310_TX
JMF 0:24d3eb812fd4 20 #define MBED_CFG_WIZFI310_TX D1
JMF 0:24d3eb812fd4 21 #endif
JMF 0:24d3eb812fd4 22
JMF 0:24d3eb812fd4 23 #ifndef MBED_CFG_WIZFI310_RX
JMF 0:24d3eb812fd4 24 #define MBED_CFG_WIZFI310_RX D0
JMF 0:24d3eb812fd4 25 #endif
JMF 0:24d3eb812fd4 26
JMF 0:24d3eb812fd4 27 #ifndef MBED_CFG_WIZFI310_DEBUG
JMF 0:24d3eb812fd4 28 #define MBED_CFG_WIZFI310_DEBUG false
JMF 0:24d3eb812fd4 29 #endif
JMF 0:24d3eb812fd4 30
JMF 0:24d3eb812fd4 31 #define STRINGIZE(x) STRINGIZE2(x)
JMF 0:24d3eb812fd4 32 #define STRINGIZE2(x) #x
JMF 0:24d3eb812fd4 33
JMF 0:24d3eb812fd4 34
JMF 0:24d3eb812fd4 35 namespace {
JMF 0:24d3eb812fd4 36 char tx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE] = {0};
JMF 0:24d3eb812fd4 37 char rx_buffer[MBED_CFG_UDP_CLIENT_ECHO_BUFFER_SIZE] = {0};
JMF 0:24d3eb812fd4 38 const char ASCII_MAX = '~' - ' ';
JMF 0:24d3eb812fd4 39 const int ECHO_LOOPS = 16;
JMF 0:24d3eb812fd4 40 char uuid[48] = {0};
JMF 0:24d3eb812fd4 41 }
JMF 0:24d3eb812fd4 42
JMF 0:24d3eb812fd4 43 void prep_buffer(char *uuid, char *tx_buffer, size_t tx_size) {
JMF 0:24d3eb812fd4 44 size_t i = 0;
JMF 0:24d3eb812fd4 45
JMF 0:24d3eb812fd4 46 memcpy(tx_buffer, uuid, strlen(uuid));
JMF 0:24d3eb812fd4 47 i += strlen(uuid);
JMF 0:24d3eb812fd4 48
JMF 0:24d3eb812fd4 49 tx_buffer[i++] = ' ';
JMF 0:24d3eb812fd4 50
JMF 0:24d3eb812fd4 51 for (; i<tx_size; ++i) {
JMF 0:24d3eb812fd4 52 tx_buffer[i] = (rand() % 10) + '0';
JMF 0:24d3eb812fd4 53 }
JMF 0:24d3eb812fd4 54 }
JMF 0:24d3eb812fd4 55
JMF 0:24d3eb812fd4 56 void test_udp_echo() {
JMF 0:24d3eb812fd4 57 WizFi310Interface net(MBED_CFG_WIZFI310_TX, MBED_CFG_WIZFI310_RX, MBED_CFG_WIZFI310_DEBUG);
JMF 0:24d3eb812fd4 58
JMF 0:24d3eb812fd4 59 int err = net.connect(STRINGIZE(MBED_CFG_WIZFI310_SSID), STRINGIZE(MBED_CFG_WIZFI310_PASS));
JMF 0:24d3eb812fd4 60 TEST_ASSERT_EQUAL(0, err);
JMF 0:24d3eb812fd4 61
JMF 0:24d3eb812fd4 62 if (err) {
JMF 0:24d3eb812fd4 63 printf("MBED: failed to connect with an error of %d\r\n", err);
JMF 0:24d3eb812fd4 64 TEST_ASSERT_EQUAL(0, err);
JMF 0:24d3eb812fd4 65 }
JMF 0:24d3eb812fd4 66
JMF 0:24d3eb812fd4 67 printf("UDP client IP Address is %s\n", net.get_ip_address());
JMF 0:24d3eb812fd4 68
JMF 0:24d3eb812fd4 69 greentea_send_kv("target_ip", net.get_ip_address());
JMF 0:24d3eb812fd4 70
JMF 0:24d3eb812fd4 71 char recv_key[] = "host_port";
JMF 0:24d3eb812fd4 72 char ipbuf[60] = {0};
JMF 0:24d3eb812fd4 73 char portbuf[16] = {0};
JMF 0:24d3eb812fd4 74 unsigned int port = 0;
JMF 0:24d3eb812fd4 75
JMF 0:24d3eb812fd4 76 UDPSocket sock;
JMF 0:24d3eb812fd4 77 sock.open(&net);
JMF 0:24d3eb812fd4 78 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
JMF 0:24d3eb812fd4 79
JMF 0:24d3eb812fd4 80 greentea_send_kv("host_ip", " ");
JMF 0:24d3eb812fd4 81 greentea_parse_kv(recv_key, ipbuf, sizeof(recv_key), sizeof(ipbuf));
JMF 0:24d3eb812fd4 82
JMF 0:24d3eb812fd4 83 greentea_send_kv("host_port", " ");
JMF 0:24d3eb812fd4 84 greentea_parse_kv(recv_key, portbuf, sizeof(recv_key), sizeof(ipbuf));
JMF 0:24d3eb812fd4 85 sscanf(portbuf, "%u", &port);
JMF 0:24d3eb812fd4 86
JMF 0:24d3eb812fd4 87 printf("MBED: UDP Server IP address received: %s:%d \n", ipbuf, port);
JMF 0:24d3eb812fd4 88 SocketAddress udp_addr(ipbuf, port);
JMF 0:24d3eb812fd4 89
JMF 0:24d3eb812fd4 90 int success = 0;
JMF 0:24d3eb812fd4 91 for (int i = 0; success < ECHO_LOOPS; i++) {
JMF 0:24d3eb812fd4 92 prep_buffer(uuid, tx_buffer, sizeof(tx_buffer));
JMF 0:24d3eb812fd4 93 const int ret = sock.sendto(udp_addr, tx_buffer, sizeof(tx_buffer));
JMF 0:24d3eb812fd4 94 if (ret >= 0) {
JMF 0:24d3eb812fd4 95 printf("[%02d] sent %d bytes - %.*s \n", i, ret, ret, tx_buffer);
JMF 0:24d3eb812fd4 96 } else {
JMF 0:24d3eb812fd4 97 printf("[%02d] Network error %d\n", i, ret);
JMF 0:24d3eb812fd4 98 continue;
JMF 0:24d3eb812fd4 99 }
JMF 0:24d3eb812fd4 100
JMF 0:24d3eb812fd4 101 SocketAddress temp_addr;
JMF 0:24d3eb812fd4 102 const int n = sock.recvfrom(&temp_addr, rx_buffer, sizeof(rx_buffer));
JMF 0:24d3eb812fd4 103 if (n >= 0) {
JMF 0:24d3eb812fd4 104 printf("[%02d] recv %d bytes - %.*s \n", i, n, n, tx_buffer);
JMF 0:24d3eb812fd4 105 } else {
JMF 0:24d3eb812fd4 106 printf("[%02d] Network error %d\n", i, n);
JMF 0:24d3eb812fd4 107 continue;
JMF 0:24d3eb812fd4 108 }
JMF 0:24d3eb812fd4 109
JMF 0:24d3eb812fd4 110 if ((temp_addr == udp_addr &&
JMF 0:24d3eb812fd4 111 n == sizeof(tx_buffer) &&
JMF 0:24d3eb812fd4 112 memcmp(rx_buffer, tx_buffer, sizeof(rx_buffer)) == 0)) {
JMF 0:24d3eb812fd4 113 success += 1;
JMF 0:24d3eb812fd4 114
JMF 0:24d3eb812fd4 115 printf("[%02d] success #%d\n", i, success);
JMF 0:24d3eb812fd4 116 continue;
JMF 0:24d3eb812fd4 117 }
JMF 0:24d3eb812fd4 118
JMF 0:24d3eb812fd4 119 // failed, clean out any remaining bad packets
JMF 0:24d3eb812fd4 120 sock.set_timeout(0);
JMF 0:24d3eb812fd4 121 while (true) {
JMF 0:24d3eb812fd4 122 err = sock.recvfrom(NULL, NULL, 0);
JMF 0:24d3eb812fd4 123 if (err == NSAPI_ERROR_WOULD_BLOCK) {
JMF 0:24d3eb812fd4 124 break;
JMF 0:24d3eb812fd4 125 }
JMF 0:24d3eb812fd4 126 }
JMF 0:24d3eb812fd4 127 sock.set_timeout(MBED_CFG_UDP_CLIENT_ECHO_TIMEOUT);
JMF 0:24d3eb812fd4 128 }
JMF 0:24d3eb812fd4 129
JMF 0:24d3eb812fd4 130 sock.close();
JMF 0:24d3eb812fd4 131 net.disconnect();
JMF 0:24d3eb812fd4 132 TEST_ASSERT_EQUAL(ECHO_LOOPS, success);
JMF 0:24d3eb812fd4 133 }
JMF 0:24d3eb812fd4 134
JMF 0:24d3eb812fd4 135
JMF 0:24d3eb812fd4 136 // Test setup
JMF 0:24d3eb812fd4 137 utest::v1::status_t test_setup(const size_t number_of_cases) {
JMF 0:24d3eb812fd4 138 GREENTEA_SETUP(120, "udp_echo");
JMF 0:24d3eb812fd4 139 return verbose_test_setup_handler(number_of_cases);
JMF 0:24d3eb812fd4 140 }
JMF 0:24d3eb812fd4 141
JMF 0:24d3eb812fd4 142 Case cases[] = {
JMF 0:24d3eb812fd4 143 Case("UDP echo", test_udp_echo),
JMF 0:24d3eb812fd4 144 };
JMF 0:24d3eb812fd4 145
JMF 0:24d3eb812fd4 146 Specification specification(test_setup, cases);
JMF 0:24d3eb812fd4 147
JMF 0:24d3eb812fd4 148 int main() {
JMF 0:24d3eb812fd4 149 return !Harness::run(specification);
JMF 0:24d3eb812fd4 150 }
JMF 0:24d3eb812fd4 151