tmk_core/tool/mbed/mbed-sdk/libraries/tests/net/helloworld/tcpclient/main.cpp

   1 #include <algorithm>
   2 #include "mbed.h"
   3 #include "EthernetInterface.h"
   4 #include "test_env.h"
   5
   6 namespace {
   7     // Test connection information
   8     const char *HTTP_SERVER_NAME = "developer.mbed.org";
   9     const char *HTTP_SERVER_FILE_PATH = "/media/uploads/mbed_official/hello.txt";
  10     const int HTTP_SERVER_PORT = 80;
  11     const int RECV_BUFFER_SIZE = 512;
  12
  13     // Test related data
  14     const char *HTTP_OK_STR = "200 OK";
  15     const char *HTTP_HELLO_STR = "Hello world!";
  16
  17     // Test buffers
  18     char buffer[RECV_BUFFER_SIZE] = {0};
  19 }
  20
  21 bool find_substring(const char *first, const char *last, const char *s_first, const char *s_last) {
  22     const char *f = std::search(first, last, s_first, s_last);
  23     return (f != last);
  24 }
  25
  26 int main() {
  27     MBED_HOSTTEST_TIMEOUT(20);
  28     MBED_HOSTTEST_SELECT(default_auto);
  29     MBED_HOSTTEST_DESCRIPTION(TCP client hello world);
  30     MBED_HOSTTEST_START("NET_1");
  31
  32     bool result = false;
  33     EthernetInterface eth;
  34     eth.init(); //Use DHCP
  35     eth.connect();
  36     printf("TCP client IP Address is %s\r\n", eth.getIPAddress());
  37
  38     TCPSocketConnection sock;
  39     if (sock.connect(HTTP_SERVER_NAME, HTTP_SERVER_PORT) == 0) {
  40         printf("HTTP: Connected to %s:%d\r\n", HTTP_SERVER_NAME, HTTP_SERVER_PORT);
  41
  42         // We are constructing GET command like this:
  43         // GET http://developer.mbed.org/media/uploads/mbed_official/hello.txt HTTP/1.0\n\n
  44         strcpy(buffer, "GET http://");
  45         strcat(buffer, HTTP_SERVER_NAME);
  46         strcat(buffer, HTTP_SERVER_FILE_PATH);
  47         strcat(buffer, " HTTP/1.0\n\n");
  48         // Send GET command
  49         sock.send_all(buffer, strlen(buffer));
  50
  51         // Server will respond with HTTP GET's success code
  52         bool found_200_ok = false;
  53         {
  54             const int ret = sock.receive(buffer, sizeof(buffer) - 1);
  55             buffer[ret] = '\0';
  56             // Find 200 OK HTTP status in reply
  57             found_200_ok = find_substring(buffer, buffer + ret, HTTP_OK_STR, HTTP_OK_STR + strlen(HTTP_OK_STR));
  58             printf("HTTP: Received %d chars from server\r\n", ret);
  59             printf("HTTP: Received 200 OK status ... %s\r\n", found_200_ok ? "[OK]" : "[FAIL]");
  60             printf("HTTP: Received massage:\r\n\r\n");
  61             printf("%s", buffer);
  62         }
  63
  64         // Server will respond with requested file content
  65         bool found_hello = false;
  66         {
  67             const int ret = sock.receive(buffer, sizeof(buffer) - 1);
  68             buffer[ret] = '\0';
  69             // Find Hello World! in reply
  70             found_hello = find_substring(buffer, buffer + ret, HTTP_HELLO_STR, HTTP_HELLO_STR + strlen(HTTP_HELLO_STR));
  71             printf("HTTP: Received %d chars from server\r\n", ret);
  72             printf("HTTP: Received '%s' status ... %s\r\n", HTTP_HELLO_STR, found_hello ? "[OK]" : "[FAIL]");
  73             printf("HTTP: Received massage:\r\n\r\n");
  74             printf("%s", buffer);
  75         }
  76
  77         if (found_200_ok && found_hello) {
  78             result = true;
  79         }
  80     }
  81
  82     sock.close();
  83     eth.disconnect();
  84     MBED_HOSTTEST_RESULT(result);
  85 }