Function cups_dnssd_resolve

cups/dest.c:3272–3316

 */

static const char *			/* O - Resolved URI or NULL */
cups_dnssd_resolve(
    cups_dest_t    *dest,		/* I - Destination */
    const char     *uri,		/* I - Current printer URI */
    int            msec,		/* I - Time in milliseconds */
    int            *cancel,		/* I - Pointer to "cancel" variable */
    cups_dest_cb_t cb,			/* I - Callback */
    void           *user_data)		/* I - User data for callback */
{
  char			tempuri[1024];	/* Temporary URI buffer */
  _cups_dnssd_resolve_t	resolve;	/* Resolve data */


 /*
  * Resolve the URI...
  */

  resolve.cancel   = cancel;
  resolve.end_time = _cupsGetClock();
  if (msec > 0)
    resolve.end_time += 0.001 * msec;
  else
    resolve.end_time += 75.0;

  if (cb)
    (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_RESOLVING, dest);

  if ((uri = _httpResolveURI(uri, tempuri, sizeof(tempuri), _HTTP_RESOLVE_DEFAULT, cups_dnssd_resolve_cb, &resolve)) == NULL)
  {
    _cupsSetError(IPP_STATUS_ERROR_INTERNAL, _("Unable to resolve printer-uri."), 1);

    if (cb)
      (*cb)(user_data, CUPS_DEST_FLAGS_UNCONNECTED | CUPS_DEST_FLAGS_ERROR, dest);

    return (NULL);
  }

 /*
  * Save the resolved URI...
  */

  dest->num_options = cupsAddOption("device-uri", uri, dest->num_options, &dest->options);

  return (cupsGetOption("device-uri", dest->num_options, dest->options));
}


/*