berkeley/lprm.c

   1 /*
   2  * "lprm" command for CUPS.
   3  *
   4  * Copyright 2007-2016 by Apple Inc.
   5  * Copyright 1997-2006 by Easy Software Products.
   6  *
   7  * These coded instructions, statements, and computer programs are the
   8  * property of Apple Inc. and are protected by Federal copyright
   9  * law.  Distribution and use rights are outlined in the file "LICENSE.txt"
  10  * which should have been included with this file.  If this file is
  11  * file is missing or damaged, see the license at "http://www.cups.org/".
  12  */
  13
  14 /*
  15  * Include necessary headers...
  16  */
  17
  18 #include <cups/cups-private.h>
  19
  20
  21 /*
  22  * 'main()' - Parse options and cancel jobs.
  23  */
  24
  25 int                             /* O - Exit status */
  26 main(int  argc,                 /* I - Number of command-line arguments */
  27      char *argv[])              /* I - Command-line arguments */
  28 {
  29   int           i;              /* Looping var */
  30   int           job_id;         /* Job ID */
  31   const char    *name;          /* Destination printer */
  32   char          *instance,      /* Pointer to instance name */
  33                 *opt;           /* Option pointer */
  34   cups_dest_t   *dest,          /* Destination */
  35                 *defdest;       /* Default destination */
  36   int           did_cancel;     /* Did we cancel something? */
  37
  38
  39   _cupsSetLocale(argv);
  40
  41  /*
  42   * Setup to cancel individual print jobs...
  43   */
  44
  45   did_cancel = 0;
  46   defdest    = cupsGetNamedDest(CUPS_HTTP_DEFAULT, NULL, NULL);
  47   name       = defdest ? defdest->name : NULL;
  48
  49  /*
  50   * Process command-line arguments...
  51   */
  52
  53   for (i = 1; i < argc; i ++)
  54   {
  55     if (argv[i][0] == '-' && argv[i][1] != '\0')
  56     {
  57       for (opt = argv[i] + 1; *opt; opt ++)
  58       {
  59         switch (*opt)
  60         {
  61           case 'E' : /* Encrypt */
  62 #ifdef HAVE_SSL
  63               cupsSetEncryption(HTTP_ENCRYPT_REQUIRED);
  64 #else
  65               _cupsLangPrintf(stderr, _("%s: Sorry, no encryption support."), argv[0]);
  66 #endif /* HAVE_SSL */
  67               break;
  68
  69           case 'P' : /* Cancel jobs on a printer */
  70               if (opt[1] != '\0')
  71               {
  72                 name = opt + 1;
  73                 opt += strlen(opt) - 1;
  74               }
  75               else
  76               {
  77                 i ++;
  78                 name = argv[i];
  79               }
  80
  81               if ((instance = strchr(name, '/')) != NULL)
  82                 *instance = '\0';
  83
  84               if ((dest = cupsGetNamedDest(CUPS_HTTP_DEFAULT, name, NULL)) == NULL)
  85               {
  86                 _cupsLangPrintf(stderr, _("%s: Error - unknown destination \"%s\"."), argv[0], name);
  87                 goto error;
  88               }
  89
  90               cupsFreeDests(1, dest);
  91               break;
  92
  93           case 'U' : /* Username */
  94               if (opt[1] != '\0')
  95               {
  96                 cupsSetUser(opt + 1);
  97                 opt += strlen(opt) - 1;
  98               }
  99               else
 100               {
 101                 i ++;
 102                 if (i >= argc)
 103                 {
 104                   _cupsLangPrintf(stderr, _("%s: Error - expected username after \"-U\" option."), argv[0]);
 105                   goto error;
 106                 }
 107
 108                 cupsSetUser(argv[i]);
 109               }
 110               break;
 111
 112           case 'h' : /* Connect to host */
 113               if (opt[1] != '\0')
 114               {
 115                 cupsSetServer(opt + 1);
 116                 opt += strlen(opt) - 1;
 117               }
 118               else
 119               {
 120                 i ++;
 121
 122                 if (i >= argc)
 123                 {
 124                   _cupsLangPrintf(stderr, _("%s: Error - expected hostname after \"-h\" option."), argv[0]);
 125                   goto error;
 126                 }
 127                 else
 128                   cupsSetServer(argv[i]);
 129               }
 130
 131               if (defdest)
 132                 cupsFreeDests(1, defdest);
 133
 134               defdest = cupsGetNamedDest(CUPS_HTTP_DEFAULT, NULL, NULL);
 135               name    = defdest ? defdest->name : NULL;
 136               break;
 137
 138           default :
 139               _cupsLangPrintf(stderr, _("%s: Error - unknown option \"%c\"."), argv[0], *opt);
 140               goto error;
 141         }
 142       }
 143     }
 144     else
 145     {
 146      /*
 147       * Cancel a job or printer...
 148       */
 149
 150       if ((dest = cupsGetNamedDest(CUPS_HTTP_DEFAULT, argv[i], NULL)) != NULL)
 151         cupsFreeDests(1, dest);
 152
 153       if (dest)
 154       {
 155         name   = argv[i];
 156         job_id = 0;
 157       }
 158       else if (isdigit(argv[i][0] & 255))
 159       {
 160         name   = NULL;
 161         job_id = atoi(argv[i]);
 162       }
 163       else if (!strcmp(argv[i], "-"))
 164       {
 165        /*
 166         * Cancel all jobs
 167         */
 168
 169         job_id = -1;
 170       }
 171       else
 172       {
 173         _cupsLangPrintf(stderr, _("%s: Error - unknown destination \"%s\"."),
 174                         argv[0], argv[i]);
 175         goto error;
 176       }
 177
 178       if (cupsCancelJob2(CUPS_HTTP_DEFAULT, name, job_id, 0) != IPP_OK)
 179       {
 180         _cupsLangPrintf(stderr, "%s: %s", argv[0], cupsLastErrorString());
 181         goto error;
 182       }
 183
 184       did_cancel = 1;
 185     }
 186   }
 187
 188  /*
 189   * If nothing has been canceled yet, cancel the current job on the specified
 190   * (or default) printer...
 191   */
 192
 193   if (!did_cancel && cupsCancelJob2(CUPS_HTTP_DEFAULT, name, 0, 0) != IPP_OK)
 194     {
 195       _cupsLangPrintf(stderr, "%s: %s", argv[0], cupsLastErrorString());
 196       goto error;
 197     }
 198
 199   if (defdest)
 200     cupsFreeDests(1, defdest);
 201
 202   return (0);
 203
 204  /*
 205   * If we get here there was an error, so clean up...
 206   */
 207
 208   error:
 209
 210   if (defdest)
 211     cupsFreeDests(1, defdest);
 212
 213   return (1);
 214 }