source3/printing/load.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    load printer lists
   4    Copyright (C) Andrew Tridgell 1992-2000
   5
   6    This program is free software; you can redistribute it and/or modify
   7    it under the terms of the GNU General Public License as published by
   8    the Free Software Foundation; either version 3 of the License, or
   9    (at your option) any later version.
  10
  11    This program is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14    GNU General Public License for more details.
  15
  16    You should have received a copy of the GNU General Public License
  17    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19
  20 #include "includes.h"
  21 #include "printing/pcap.h"
  22 #include "printing/load.h"
  23 #include "lib/param/loadparm.h"
  24
  25 /***************************************************************************
  26 auto-load some homes and printer services
  27 ***************************************************************************/
  28 static void add_auto_printers(void)
  29 {
  30         const char *p;
  31         int pnum = lp_servicenumber(PRINTERS_NAME);
  32         char *str;
  33         char *saveptr;
  34         char *auto_serv = NULL;
  35
  36         if (pnum < 0)
  37                 if (process_registry_service(PRINTERS_NAME))
  38                         pnum = lp_servicenumber(PRINTERS_NAME);
  39
  40         if (pnum < 0)
  41                 return;
  42
  43         auto_serv = lp_auto_services();
  44         str = SMB_STRDUP(auto_serv);
  45         TALLOC_FREE(auto_serv);
  46         if (str == NULL) {
  47                 return;
  48         }
  49
  50         for (p = strtok_r(str, LIST_SEP, &saveptr); p;
  51              p = strtok_r(NULL, LIST_SEP, &saveptr)) {
  52                 if (lp_servicenumber(p) >= 0)
  53                         continue;
  54
  55                 if (pcap_printername_ok(p))
  56                         lp_add_printer(p, pnum);
  57         }
  58
  59         SAFE_FREE(str);
  60 }
  61
  62 /***************************************************************************
  63 load automatic printer services from pre-populated pcap cache
  64 ***************************************************************************/
  65 void load_printers(struct tevent_context *ev,
  66                    struct messaging_context *msg_ctx)
  67 {
  68         SMB_ASSERT(pcap_cache_loaded());
  69
  70         add_auto_printers();
  71
  72         /* load all printcap printers */
  73         if (lp_load_printers() && lp_servicenumber(PRINTERS_NAME) >= 0)
  74                 pcap_printer_fn(lp_add_one_printer, NULL);
  75 }