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  • Committer: Bazaar Package Importer
  • Author(s): Martin Pitt
  • Date: 2009-09-15 11:30:07 UTC
  • mto: (12.1.3 sid) (14.1.1 sid) (25.1.2 lucid)
  • mto: This revision was merged to the branch mainline in revision 13.
  • Revision ID: james.westby@ubuntu.com-20090915113007-1gngzbskotfxronq
Tags: upstream-1.4.1
Import upstream version 1.4.1

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backend/ipp.c
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/*
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 * "$Id: ipp.c 8731 2009-06-26 18:26:36Z mike $"
 
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 * "$Id: ipp.c 8805 2009-08-31 16:34:06Z mike $"
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 *
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 *   IPP backend for the Common UNIX Printing System (CUPS).
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 *
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static char     *password = NULL;       /* Password for device URI */
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static int      password_tries = 0;     /* Password tries */
 
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static const char *auth_info_required = "none";
 
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                                        /* New auth-info-required value */
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#ifdef __APPLE__
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static char     pstmpname[1024] = "";   /* Temporary PostScript file name */
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#endif /* __APPLE__ */
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        _cupsLangPrintf(stderr, _("ERROR: Print file was not accepted (%s)!\n"),
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                        cupsLastErrorString());
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        if (ipp_status == IPP_NOT_AUTHORIZED)
 
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        if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN)
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        {
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          fprintf(stderr, "DEBUG: WWW-Authenticate=\"%s\"\n",
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                  httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE));
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         /*
 
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          * Normal authentication goes through the password callback, which sets
 
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          * auth_info_required to "username,password".  Kerberos goes directly
 
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          * through GSSAPI, so look for Negotiate in the WWW-Authenticate header
 
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          * here and set auth_info_required as needed...
 
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          */
 
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          if (!strncmp(httpGetField(http, HTTP_FIELD_WWW_AUTHENTICATE),
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                       "Negotiate", 9))
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            fputs("ATTR: auth-info-required=negotiate\n", stderr);
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          else
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            fputs("ATTR: auth-info-required=username,password\n", stderr);
 
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            auth_info_required = "negotiate";
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        }
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      }
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    }
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            break;
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          }
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        }
 
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        else
 
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        {
 
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         /*
 
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          * If the printer does not return a job-state attribute, it does not
 
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          * conform to the IPP specification - break out immediately and fail
 
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          * the job...
 
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          */
 
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          fputs("DEBUG: No job-state available from printer - stopping queue.\n",
 
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                stderr);
 
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          ipp_status = IPP_INTERNAL_ERROR;
 
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          break;
 
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        }
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      }
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      ippDelete(response);
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      page_count > start_count)
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    fprintf(stderr, "PAGE: total %d\n", page_count - start_count);
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#ifdef HAVE_GSSAPI
 
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 /*
 
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  * See if we used Kerberos at all...
 
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  */
 
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  if (http->gssctx)
 
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    auth_info_required = "negotiate";
 
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#endif /* HAVE_GSSAPI */
 
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 /*
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  * Free memory...
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  */
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  * Return the queue status...
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  */
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  if (ipp_status == IPP_NOT_AUTHORIZED)
 
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  fprintf(stderr, "ATTR: auth-info-required=%s\n", auth_info_required);
 
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  if (ipp_status == IPP_NOT_AUTHORIZED || ipp_status == IPP_FORBIDDEN)
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    return (CUPS_BACKEND_AUTH_REQUIRED);
 
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  else if (ipp_status == IPP_INTERNAL_ERROR)
 
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    return (CUPS_BACKEND_STOP);
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  else if (ipp_status > IPP_OK_CONFLICT)
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    return (CUPS_BACKEND_FAILED);
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  else
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{
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  (void)prompt;
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 /*
 
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  * Remember that we need to authenticate...
 
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  */
 
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  auth_info_required = "username,password";
 
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  if (password && *password && password_tries < 3)
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  {
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    password_tries ++;
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  else
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  {
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   /*
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    * If there is no password set in the device URI, return the
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    * "authentication required" exit code...
 
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    * Give up after 3 tries or if we don't have a password to begin with...
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    */
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    if (tmpfilename[0])
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      unlink(tmpfilename);
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#ifdef __APPLE__
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    if (pstmpname[0])
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      unlink(pstmpname);
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#endif /* __APPLE__ */
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    fputs("ATTR: auth-info-required=username,password\n", stderr);
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    exit(CUPS_BACKEND_AUTH_REQUIRED);
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    return (NULL);                      /* Eliminate compiler warning */
 
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    return (NULL);
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  }
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}
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/*
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 * End of "$Id: ipp.c 8731 2009-06-26 18:26:36Z mike $".
 
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 * End of "$Id: ipp.c 8805 2009-08-31 16:34:06Z mike $".
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 */