Ejemplo n.º 1
0
Archivo: telnet.c Proyecto: AndyUI/curl
static void printoption(struct SessionHandle *data,
                        const char *direction, int cmd, int option)
{
  const char *fmt;
  const char *opt;

  if(data->set.verbose) {
    if(cmd == CURL_IAC) {
      if(CURL_TELCMD_OK(option))
        infof(data, "%s IAC %s\n", direction, CURL_TELCMD(option));
      else
        infof(data, "%s IAC %d\n", direction, option);
    }
    else {
      fmt = (cmd == CURL_WILL) ? "WILL" : (cmd == CURL_WONT) ? "WONT" :
        (cmd == CURL_DO) ? "DO" : (cmd == CURL_DONT) ? "DONT" : 0;
      if(fmt) {
        if(CURL_TELOPT_OK(option))
          opt = CURL_TELOPT(option);
        else if(option == CURL_TELOPT_EXOPL)
          opt = "EXOPL";
        else
          opt = NULL;

        if(opt)
          infof(data, "%s %s %s\n", direction, fmt, opt);
        else
          infof(data, "%s %s %d\n", direction, fmt, option);
      }
      else
        infof(data, "%s %d %d\n", direction, cmd, option);
    }
  }
}
Ejemplo n.º 2
0
static void printsub(struct SessionHandle *data,
                     int direction,             /* '<' or '>' */
                     unsigned char *pointer,    /* where suboption data is */
                     size_t length)             /* length of suboption data */
{
  unsigned int i = 0;

  if (data->set.verbose)
  {
    if (direction)
    {
      infof(data, "%s IAC SB ", (direction == '<')? "RCVD":"SENT");
      if (length >= 3)
      {
        int j;

        i = pointer[length-2];
        j = pointer[length-1];

        if (i != CURL_IAC || j != CURL_SE)
        {
          infof(data, "(terminated by ");
          if (CURL_TELOPT_OK(i))
            infof(data, "%s ", CURL_TELOPT(i));
          else if (CURL_TELCMD_OK(i))
            infof(data, "%s ", CURL_TELCMD(i));
          else
            infof(data, "%d ", i);
          if (CURL_TELOPT_OK(j))
            infof(data, "%s", CURL_TELOPT(j));
          else if (CURL_TELCMD_OK(j))
            infof(data, "%s", CURL_TELCMD(j));
          else
            infof(data, "%d", j);
          infof(data, ", not IAC SE!) ");
        }
      }
      length -= 2;
    }
    if (length < 1)
    {
      infof(data, "(Empty suboption?)");
      return;
    }

    if (CURL_TELOPT_OK(pointer[0])) {
      switch(pointer[0]) {
        case CURL_TELOPT_TTYPE:
        case CURL_TELOPT_XDISPLOC:
        case CURL_TELOPT_NEW_ENVIRON:
          infof(data, "%s", CURL_TELOPT(pointer[0]));
          break;
        default:
          infof(data, "%s (unsupported)", CURL_TELOPT(pointer[0]));
          break;
      }
    }
    else
      infof(data, "%d (unknown)", pointer[i]);

    switch(pointer[1]) {
      case CURL_TELQUAL_IS:
        infof(data, " IS");
        break;
      case CURL_TELQUAL_SEND:
        infof(data, " SEND");
        break;
      case CURL_TELQUAL_INFO:
        infof(data, " INFO/REPLY");
        break;
      case CURL_TELQUAL_NAME:
        infof(data, " NAME");
        break;
    }

    switch(pointer[0]) {
      case CURL_TELOPT_TTYPE:
      case CURL_TELOPT_XDISPLOC:
        pointer[length] = 0;
        infof(data, " \"%s\"", &pointer[2]);
        break;
      case CURL_TELOPT_NEW_ENVIRON:
        if(pointer[1] == CURL_TELQUAL_IS) {
          infof(data, " ");
          for(i = 3;i < length;i++) {
            switch(pointer[i]) {
              case CURL_NEW_ENV_VAR:
                infof(data, ", ");
                break;
              case CURL_NEW_ENV_VALUE:
                infof(data, " = ");
                break;
              default:
                infof(data, "%c", pointer[i]);
                break;
            }
          }
        }
        break;
      default:
        for (i = 2; i < length; i++)
          infof(data, " %.2x", pointer[i]);
        break;
    }

    if (direction)
    {
      infof(data, "\n");
    }
  }
}