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-rw-r--r--source3/printing/nt_printing.c101
1 files changed, 101 insertions, 0 deletions
diff --git a/source3/printing/nt_printing.c b/source3/printing/nt_printing.c
index 164ad58742..a0031ae35a 100644
--- a/source3/printing/nt_printing.c
+++ b/source3/printing/nt_printing.c
@@ -2844,6 +2844,107 @@ uint32 free_a_printer_driver(NT_PRINTER_DRIVER_INFO_LEVEL driver, uint32 level)
return result;
}
+
+/****************************************************************************
+ Determine whether or not a particular driver is currently assigned
+ to a printer
+****************************************************************************/
+BOOL printer_driver_in_use (char *arch, char *driver)
+{
+ TDB_DATA kbuf, newkey, dbuf;
+ NT_PRINTER_INFO_LEVEL_2 info;
+ int ret;
+
+ if (!tdb)
+ nt_printing_init();
+
+ DEBUG(5,("printer_driver_in_use: Beginning search through printers.tdb...\n"));
+
+ /* loop through the printers.tdb and check for the drivername */
+ for (kbuf = tdb_firstkey(tdb); kbuf.dptr;
+ newkey = tdb_nextkey(tdb, kbuf), safe_free(kbuf.dptr), kbuf=newkey)
+ {
+
+ dbuf = tdb_fetch(tdb, kbuf);
+ if (!dbuf.dptr)
+ continue;
+
+ if (strncmp(kbuf.dptr, PRINTERS_PREFIX, strlen(PRINTERS_PREFIX)) != 0)
+ continue;
+
+ ret = tdb_unpack(dbuf.dptr, dbuf.dsize, "dddddddddddfffffPfffff",
+ &info.attributes,
+ &info.priority,
+ &info.default_priority,
+ &info.starttime,
+ &info.untiltime,
+ &info.status,
+ &info.cjobs,
+ &info.averageppm,
+ &info.changeid,
+ &info.c_setprinter,
+ &info.setuptime,
+ info.servername,
+ info.printername,
+ info.sharename,
+ info.portname,
+ info.drivername,
+ info.comment,
+ info.location,
+ info.sepfile,
+ info.printprocessor,
+ info.datatype,
+ info.parameters);
+
+ safe_free(dbuf.dptr);
+
+ DEBUG (10,("printer_driver_in_use: Printer - %s (%s)\n",
+ info.printername, info.drivername));
+
+ if (strcmp(info.drivername, driver) == 0)
+ {
+ DEBUG(5,("printer_driver_in_use: Printer %s using %s\n",
+ info.printername, driver));
+ return True;
+ }
+ }
+ DEBUG(5,("printer_driver_in_use: Completed search through printers.tdb...\n"));
+
+
+
+ /* report that the driver is in use by default */
+ return False;
+}
+
+/****************************************************************************
+ Remove a printer driver from the TDB. This assumes that the the driver was
+ previously looked up.
+ ***************************************************************************/
+uint32 delete_printer_driver (NT_PRINTER_DRIVER_INFO_LEVEL_3 *i)
+{
+ pstring key;
+ fstring arch;
+ TDB_DATA kbuf;
+
+
+ get_short_archi(arch, i->environment);
+ slprintf(key, sizeof(key)-1, "%s%s/%d/%s", DRIVERS_PREFIX,
+ arch, i->cversion, i->name);
+ DEBUG(5,("delete_printer_driver: key = [%s]\n", key));
+
+ kbuf.dptr=key;
+ kbuf.dsize=strlen(key)+1;
+
+ if (tdb_delete(tdb, kbuf) == -1) {
+ DEBUG (0,("delete_printer_driver: fail to delete %s!\n", key));
+ return NT_STATUS_ACCESS_VIOLATION;
+ }
+
+ DEBUG(5,("delete_printer_driver: [%s] driver delete successful.\n",
+ i->name));
+
+ return NT_STATUS_NO_PROBLEMO;
+}
/****************************************************************************
****************************************************************************/
BOOL get_specific_param_by_index(NT_PRINTER_INFO_LEVEL printer, uint32 level, uint32 param_index,