Function monitor_printer

cups/testclient.c:621–751

 */

static void *				/* O - Thread exit code */
monitor_printer(
    _client_data_t *data)		/* I - Client data */
{
  http_t	*http;			/* Connection to printer */
  ipp_t		*request,		/* IPP request */
		*response;		/* IPP response */
  ipp_attribute_t *attr;		/* Attribute in response */
  ipp_pstate_t	printer_state;		/* Printer state */
  char          printer_state_reasons[1024];
                                        /* Printer state reasons */
  ipp_jstate_t	job_state;		/* Job state */
  char          job_state_reasons[1024];/* Printer state reasons */
  static const char * const jattrs[] =  /* Job attributes we want */
  {
    "job-state",
    "job-state-reasons"
  };
  static const char * const pattrs[] =  /* Printer attributes we want */
  {
    "printer-state",
    "printer-state-reasons"
  };


 /*
  * Open a connection to the printer...
  */

  http = httpConnect2(data->hostname, data->port, NULL, AF_UNSPEC, data->encryption, 1, 0, NULL);

 /*
  * Loop until the job is canceled, aborted, or completed.
  */

  printer_state            = (ipp_pstate_t)0;
  printer_state_reasons[0] = '\0';

  job_state            = (ipp_jstate_t)0;
  job_state_reasons[0] = '\0';

  while (data->job_state < IPP_JSTATE_CANCELED)
  {
   /*
    * Reconnect to the printer as needed...
    */

    if (httpGetFd(http) < 0)
      httpReconnect2(http, 30000, NULL);

    if (httpGetFd(http) >= 0)
    {
     /*
      * Connected, so check on the printer state...
      */

      request = ippNewRequest(IPP_OP_GET_PRINTER_ATTRIBUTES);
      ippAddString(request, IPP_TAG_OPERATION, IPP_TAG_URI, "printer-uri", NULL, data->uri);