ESP32 Forum

Code: Select all

static void web_server(void *pvParameters)
{
  struct netconn *conn, *newconn;
  err_t err;
  conn = netconn_new(NETCONN_TCP);
  netconn_bind(conn, NULL, 80);
  netconn_listen(conn);
  do {
     err = netconn_accept(conn, &newconn);
     if (err == ERR_OK) {
    	 vTaskDelay(10);
       http_server_netconn_serve(newconn);
       netconn_delete(newconn);
     }
     ESP_LOGI("ss", "MALLOC_CAP_DEFAULT %d", heap_caps_get_free_size(MALLOC_CAP_DEFAULT));

   } while(err == ERR_OK);
   netconn_close(conn);
   netconn_delete(conn);
   vTaskDelete(NULL);
}

Code: Select all

char *replaceWord(const char *s, const char *oldW,const char *newW)
{
    char *result;
    int i, cnt = 0;
    int newWlen = strlen(newW);
    int oldWlen = strlen(oldW);

    // Counting the number of times old word
    // occur in the string
    for (i = 0; s[i] != '\0'; i++)
    {
        if (strstr(&s[i], oldW) == &s[i])
        {
            cnt++;

            // Jumping to index after the old word.
            i += oldWlen - 1;
        }
    }

    // Making new string of enough length
    result = (char *)malloc(i + cnt * (newWlen - oldWlen) + 1);

    i = 0;
    while (*s)
    {
        // compare the substring with the result
        if (strstr(s, oldW) == s)
        {
            strcpy(&result[i], newW);
            i += newWlen;
            s += oldWlen;
        }
        else
            result[i++] = *s++;
    }

    result[i] = '\0';
    return result;
}