| blob | 7b03a32fa8cd9e6eb6d101f6bfe7b7e161c993da |
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 * Copyright (C) Andrew Tridgell 1992-2000,
5 * Copyright (C) Jean François Micouleau 1998-2000.
6 * Copyright (C) Gerald Carter 2002-2005.
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, see <http://www.gnu.org/licenses/>.
20 */
37 #define NTDRIVERS_DATABASE_VERSION_1 1
38 #define NTDRIVERS_DATABASE_VERSION_2 2
43 /* Map generic permissions to printer object specific permissions */
46 PRINTER_READ,
47 PRINTER_WRITE,
48 PRINTER_EXECUTE,
49 PRINTER_ALL_ACCESS
50 };
53 PRINTER_READ,
54 PRINTER_WRITE,
55 PRINTER_EXECUTE,
56 PRINTER_ALL_ACCESS
57 };
59 /* Map generic permissions to print server object specific permissions */
62 SERVER_READ,
63 SERVER_WRITE,
64 SERVER_EXECUTE,
65 SERVER_ALL_ACCESS
66 };
69 SERVER_READ,
70 SERVER_WRITE,
71 SERVER_EXECUTE,
72 SERVER_ALL_ACCESS
73 };
75 /* We need one default form to support our default printer. Msoft adds the
76 forms it wants and in the ORDER it wants them (note: DEVMODE papersize is an
77 array index). Letter is always first, so (for the current code) additions
78 always put things in the correct order. */
198 };
204 };
224 };
227 /****************************************************************************
228 generate a new TDB_DATA key for storing a printer
229 ****************************************************************************/
232 {
233 fstring share;
235 TDB_DATA key;
244 }
246 /****************************************************************************
247 generate a new TDB_DATA key for storing a printer security descriptor
248 ****************************************************************************/
252 {
253 fstring share;
255 TDB_DATA key;
264 }
266 /****************************************************************************
267 ****************************************************************************/
270 {
286 }
289 DEBUG(0,("upgrade_to_version_3: failed to delete form. Error (%s)\n", tdb_errorstr(tdb_drivers)));
291 }
292 }
298 DEBUG(0,("upgrade_to_version_3: failed to move printer. Error (%s)\n", tdb_errorstr(tdb_printers)));
300 }
303 DEBUG(0,("upgrade_to_version_3: failed to delete printer. Error (%s)\n", tdb_errorstr(tdb_drivers)));
305 }
306 }
312 DEBUG(0,("upgrade_to_version_3: failed to move secdesc. Error (%s)\n", tdb_errorstr(tdb_printers)));
314 }
317 DEBUG(0,("upgrade_to_version_3: failed to delete secdesc. Error (%s)\n", tdb_errorstr(tdb_drivers)));
319 }
320 }
323 }
326 }
328 /*******************************************************************
329 Fix an issue with security descriptors. Printer sec_desc must
330 use more than the generic bits that were previously used
331 in <= 3.0.14a. They must also have a owner and group SID assigned.
332 Otherwise, any printers than have been migrated to a Windows
333 host using printmig.exe will not be accessible.
334 *******************************************************************/
338 {
339 prs_struct ps;
345 uint32 sd_size;
350 }
354 }
356 /* upgrade the security descriptor */
364 /* delete bad entries */
370 }
375 }
378 /* is this even valid? */
383 }
385 /* update access masks */
402 }
403 }
405 /* create a new SEC_DESC with the appropriate owner and group SIDs */
414 }
419 }
425 }
429 /* store it back */
436 }
442 }
451 /* 0 to continue and non-zero to stop traversal */
454 }
456 /*******************************************************************
457 *******************************************************************/
460 {
474 }
476 /*******************************************************************
477 Fix an issue with security descriptors. Printer sec_desc must
478 use more than the generic bits that were previously used
479 in <= 3.0.14a. They must also have a owner and group SID assigned.
480 Otherwise, any printers than have been migrated to a Windows
481 host using printmig.exe will not be accessible.
482 *******************************************************************/
486 {
488 TDB_DATA new_key;
493 /* upgrade printer records and security descriptors */
497 }
500 }
502 /* ignore this record */
504 }
506 /* delete the original record and store under the normalized key */
512 }
518 }
521 }
523 /*******************************************************************
524 *******************************************************************/
527 {
541 }
543 /****************************************************************************
544 Open the NT printing tdbs. Done once before fork().
545 ****************************************************************************/
548 {
550 WERROR win_rc;
551 int32 vers_id;
563 }
567 tdb_printers = tdb_open_log(state_path("ntprinters.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
572 }
581 }
583 /* handle a Samba upgrade */
590 }
594 if ((vers_id == NTDRIVERS_DATABASE_VERSION_1) || (IREV(vers_id) == NTDRIVERS_DATABASE_VERSION_1)) {
599 }
601 if ((vers_id == NTDRIVERS_DATABASE_VERSION_2) || (IREV(vers_id) == NTDRIVERS_DATABASE_VERSION_2)) {
602 /* Written on a bigendian machine with old fetch_int code. Save as le. */
603 /* The only upgrade between V2 and V3 is to save the version in little-endian. */
606 }
613 }
620 }
626 }
627 }
631 /*
632 * register callback to handle updating printers as new
633 * drivers are installed
634 */
637 do_drv_upgrade_printer);
639 /*
640 * register callback to handle updating printer data
641 * when a driver is initialized
642 */
645 reset_all_printerdata);
647 /* of course, none of the message callbacks matter if you don't
648 tell messages.c that you interested in receiving PRINT_GENERAL
649 msgs. This is done in claim_connection() */
656 }
659 }
661 /*******************************************************************
662 Function to allow filename parsing "the old way".
663 ********************************************************************/
668 {
675 }
680 }
684 }
686 /*******************************************************************
687 tdb traversal function for counting printers.
688 ********************************************************************/
692 {
697 DEBUG(10,("traverse_counting_printers: printer = [%s] printer_count = %d\n", key.dptr, *printer_count));
698 }
701 }
703 /*******************************************************************
704 Update the spooler global c_setprinter. This variable is initialized
705 when the parent smbd starts with the number of existing printers. It
706 is monotonically increased by the current number of printers *after*
707 each add or delete printer RPC. Only Microsoft knows why... JRR020119
708 ********************************************************************/
711 {
712 int32 c_setprinter;
717 /* Traverse the tdb, counting the printers */
720 /* If initializing, set c_setprinter to current printers count
721 * otherwise, bump it by the current printer count
722 */
725 else
734 }
736 /*******************************************************************
737 Get the spooler global c_setprinter, accounting for initialization.
738 ********************************************************************/
741 {
750 }
752 /****************************************************************************
753 Get builtin form struct list.
754 ****************************************************************************/
757 {
761 }
763 }
765 /****************************************************************************
766 get a builtin form struct
767 ****************************************************************************/
770 {
772 fstring form_name;
781 }
782 }
785 }
787 /****************************************************************************
788 get a form struct list.
789 ****************************************************************************/
792 {
794 nt_forms_struct form;
804 {
824 }
826 n++;
827 }
831 }
833 /****************************************************************************
834 write a form struct list
835 ****************************************************************************/
838 {
843 TDB_DATA dbuf;
847 /* save index, so list is rebuilt in correct order */
854 }
858 }
866 }
873 }
876 }
879 }
881 /****************************************************************************
882 add a form struct at the end of the list
883 ****************************************************************************/
885 {
888 fstring form_name;
890 /*
891 * NT tries to add forms even when
892 * they are already in the base
893 * only update the values if already present
894 */
903 }
904 }
910 }
913 }
927 }
929 /****************************************************************************
930 Delete a named form struct.
931 ****************************************************************************/
934 {
937 fstring form_name;
947 }
948 }
954 }
959 }
964 }
967 }
969 /****************************************************************************
970 Update a form struct.
971 ****************************************************************************/
974 {
976 fstring form_name;
984 }
995 }
997 /****************************************************************************
998 Get the nt drivers list.
999 Traverse the database and look-up the matching names.
1000 ****************************************************************************/
1002 {
1011 }
1016 }
1029 }
1032 total++;
1033 }
1037 }
1039 /****************************************************************************
1040 Function to do the mapping between the long architecture name and
1041 the short one.
1042 ****************************************************************************/
1045 {
1050 i++;
1057 }
1059 /* this might be client code - but shouldn't this be an fstrcpy etc? */
1066 }
1068 /****************************************************************************
1069 Version information in Microsoft files is held in a VS_VERSION_INFO structure.
1070 There are two case to be covered here: PE (Portable Executable) and NE (New
1071 Executable) files. Both files support the same INFO structure, but PE files
1072 store the signature in unicode, and NE files store it as !unicode.
1073 returns -1 on error, 1 on version info found, and 0 on no version info found.
1074 ****************************************************************************/
1077 {
1080 ssize_t byte_count;
1086 }
1092 }
1094 /* Is this really a DOS header? */
1099 }
1101 /* Skip OEM header (if any) and the DOS stub to start of Windows header */
1105 /* Assume this isn't an error... the file just looks sort of like a PE/NE file */
1107 }
1109 /* Note: DOS_HEADER_SIZE and NE_HEADER_SIZE are incidentally same */
1113 /* Assume this isn't an error... the file just looks sort of like a PE/NE file */
1115 }
1117 /* The header may be a PE (Portable Executable) or an NE (New Executable) */
1122 /* Just skip over optional header to get to section table */
1129 }
1131 /* get the section table */
1142 }
1148 }
1150 /* Iterate the section table looking for the resource section ".rsrc" */
1166 }
1168 /* Seek to the start of the .rsrc section info */
1173 }
1179 }
1185 /* Scan for 1st 3 unicoded bytes followed by word aligned magic value */
1187 /* Align to next long address */
1200 }
1201 }
1202 }
1203 }
1204 }
1206 /* Version info not found, fall back to origin date/time */
1215 /* At this point, we assume the file is in error. It still could be somthing
1216 * else besides a NE file, but it unlikely at this point. */
1218 }
1220 /* Allocate a bit more space to speed up things */
1226 }
1228 /* This is a HACK! I got tired of trying to sort through the messy
1229 * 'NE' file format. If anyone wants to clean this up please have at
1230 * it, but this works. 'NE' files will eventually fade away. JRR */
1232 /* Cover case that should not occur in a well formed 'NE' .dll file */
1236 /* Fast skip past data that can't possibly match */
1239 /* Potential match data crosses buf boundry, move it to beginning
1240 * of buf, and fill the buf with as much as it will hold. */
1251 }
1257 }
1259 /* Check that the full signature string and the magic number that
1260 * follows exist (not a perfect solution, but the chances that this
1261 * occurs in code is, well, remote. Yes I know I'm comparing the 'V'
1262 * twice, as it is simpler to read the code. */
1264 /* Compute skip alignment to next long address */
1277 }
1278 }
1279 }
1281 /* Version info not found, fall back to origin date/time */
1287 /* Assume this isn't an error... the file just looks sort of like a PE/NE file */
1291 no_version_info:
1295 error_exit:
1298 }
1300 /****************************************************************************
1301 Drivers for Microsoft systems contain multiple files. Often, multiple drivers
1302 share one or more files. During the MS installation process files are checked
1303 to insure that only a newer version of a shared file is installed over an
1304 older version. There are several possibilities for this comparison. If there
1305 is no previous version, the new one is newer (obviously). If either file is
1306 missing the version info structure, compare the creation date (on Unix use
1307 the modification date). Otherwise chose the numerically larger version number.
1308 ****************************************************************************/
1311 {
1315 uint32 new_major;
1316 uint32 new_minor;
1319 uint32 old_major;
1320 uint32 old_minor;
1324 SMB_STRUCT_STAT st;
1325 SMB_STRUCT_STAT stat_buf;
1327 NTSTATUS status;
1334 /* Get file version info (if available) for previous file (if it exists) */
1338 }
1341 FILE_GENERIC_READ,
1343 FILE_OPEN,
1345 FILE_ATTRIBUTE_NORMAL,
1346 INTERNAL_OPEN_ONLY,
1350 /* Old file not found, so by definition new file is in fact newer */
1359 }
1363 old_file));
1367 }
1370 }
1371 }
1374 /* Get file version info (if available) for new file */
1378 }
1381 FILE_GENERIC_READ,
1383 FILE_OPEN,
1385 FILE_ATTRIBUTE_NORMAL,
1386 INTERNAL_OPEN_ONLY,
1390 /* New file not found, this shouldn't occur if the caller did its job */
1399 }
1403 new_file));
1407 }
1410 }
1411 }
1415 /* Compare versions and choose the larger version number */
1421 }
1425 }
1428 /* Compare modification time/dates and choose the newest time/date */
1432 }
1436 }
1437 }
1439 error_exit:
1443 }
1445 /****************************************************************************
1446 Determine the correct cVersion associated with an architecture and driver
1447 ****************************************************************************/
1450 {
1452 NTSTATUS nt_status;
1454 DATA_BLOB null_pw;
1455 fstring res_type;
1457 SMB_STRUCT_STAT st;
1459 NTSTATUS status;
1465 /* If architecture is Windows 95/98/ME, the version is always 0. */
1470 }
1472 /* If architecture is Windows x64, the version is always 3. */
1477 }
1479 /*
1480 * Connect to the print$ share under the same account as the user connected
1481 * to the rpc pipe. Note we must still be root to do this.
1482 */
1484 /* Null password is ok - we are already an authenticated user... */
1495 }
1497 /* We are temporarily becoming the connection user. */
1502 }
1504 /* Open the driver file (Portable Executable format) and determine the
1505 * deriver the cversion. */
1508 architecture,
1509 driverpath_in);
1513 }
1519 }
1524 }
1527 FILE_GENERIC_READ,
1529 FILE_OPEN,
1531 FILE_ATTRIBUTE_NORMAL,
1532 INTERNAL_OPEN_ONLY,
1541 uint32 major;
1542 uint32 minor;
1549 }
1551 /*
1552 * This is a Microsoft'ism. See references in MSDN to VER_FILEVERSION
1553 * for more details. Version in this case is not just the version of the
1554 * file, but the version in the sense of kernal mode (2) vs. user mode
1555 * (3) drivers. Other bits of the version fields are the version info.
1556 * JRR 010716
1557 */
1568 }
1572 }
1584 error_exit:
1592 }
1594 /****************************************************************************
1595 ****************************************************************************/
1598 {
1600 fstring new_name;
1603 WERROR err;
1605 /* clean up the driver name.
1606 * we can get .\driver.dll
1607 * or worse c:\windows\system\driver.dll !
1608 */
1609 /* using an intermediate string to not have overlaping memcpy()'s */
1613 }
1618 }
1623 }
1628 }
1635 }
1636 }
1637 }
1642 }
1644 /* jfm:7/16/2000 the client always sends the cversion=0.
1645 * The server should check which version the driver is by reading
1646 * the PE header of driver->driverpath.
1647 *
1648 * For Windows 95/98 the version is 0 (so the value sent is correct)
1649 * For Windows NT (the architecture doesn't matter)
1650 * NT 3.1: cversion=0
1651 * NT 3.5/3.51: cversion=1
1652 * NT 4: cversion=2
1653 * NT2K: cversion=3
1654 */
1655 if ((driver->cversion = get_correct_cversion( architecture, driver->driverpath, user, &err)) == -1)
1659 }
1661 /****************************************************************************
1662 ****************************************************************************/
1663 static WERROR clean_up_driver_struct_level_6(NT_PRINTER_DRIVER_INFO_LEVEL_6 *driver, struct current_user *user)
1664 {
1666 fstring new_name;
1669 WERROR err;
1671 /* clean up the driver name.
1672 * we can get .\driver.dll
1673 * or worse c:\windows\system\driver.dll !
1674 */
1675 /* using an intermediate string to not have overlaping memcpy()'s */
1679 }
1684 }
1689 }
1694 }
1701 }
1702 }
1703 }
1708 }
1710 /* jfm:7/16/2000 the client always sends the cversion=0.
1711 * The server should check which version the driver is by reading
1712 * the PE header of driver->driverpath.
1713 *
1714 * For Windows 95/98 the version is 0 (so the value sent is correct)
1715 * For Windows NT (the architecture doesn't matter)
1716 * NT 3.1: cversion=0
1717 * NT 3.5/3.51: cversion=1
1718 * NT 4: cversion=2
1719 * NT2K: cversion=3
1720 */
1722 if ((driver->version = get_correct_cversion(architecture, driver->driverpath, user, &err)) == -1)
1726 }
1728 /****************************************************************************
1729 ****************************************************************************/
1732 {
1735 {
1739 }
1741 {
1745 }
1748 }
1749 }
1751 /****************************************************************************
1752 This function sucks and should be replaced. JRA.
1753 ****************************************************************************/
1755 static void convert_level_6_to_level3(NT_PRINTER_DRIVER_INFO_LEVEL_3 *dst, NT_PRINTER_DRIVER_INFO_LEVEL_6 *src)
1756 {
1768 }
1779 else
1781 }
1784 }
1786 #endif
1788 /****************************************************************************
1789 ****************************************************************************/
1790 WERROR move_driver_to_download_area(NT_PRINTER_DRIVER_INFO_LEVEL driver_abstract, uint32 level,
1792 {
1794 NT_PRINTER_DRIVER_INFO_LEVEL_3 converted_driver;
1799 DATA_BLOB null_pw;
1801 NTSTATUS nt_status;
1802 fstring res_type;
1803 SMB_STRUCT_STAT st;
1818 }
1823 }
1825 /*
1826 * Connect to the print$ share under the same account as the user connected to the rpc pipe.
1827 * Note we must be root to do this.
1828 */
1840 }
1842 /*
1843 * Save who we are - we are temporarily becoming the connection user.
1844 */
1849 }
1851 /* WE ARE NOW RUNNING AS USER conn->vuid !!!!! */
1853 /*
1854 * make the directories version and version\driver_name
1855 * under the architecture directory.
1856 */
1860 architecture,
1865 }
1870 }
1874 /* For each driver file, archi\filexxx.yyy, if there is a duplicate file
1875 * listed for this driver which has already been moved, skip it (note:
1876 * drivers may list the same file name several times. Then check if the
1877 * file already exists in archi\cversion\, if so, check that the version
1878 * info (or time stamps if version info is unavailable) is newer (or the
1879 * date is later). If it is, move it to archi\cversion\filexxx.yyy.
1880 * Otherwise, delete the file.
1881 *
1882 * If a file is not moved to archi\cversion\ because of an error, all the
1883 * rest of the 'unmoved' driver files are removed from archi\. If one or
1884 * more of the driver's files was already moved to archi\cversion\, it
1885 * potentially leaves the driver in a partially updated state. Version
1886 * trauma will most likely occur if an client attempts to use any printer
1887 * bound to the driver. Perhaps a rewrite to make sure the moves can be
1888 * done is appropriate... later JRR
1889 */
1896 architecture,
1901 }
1904 new_dir,
1909 }
1916 }
1923 }
1924 }
1925 }
1931 architecture,
1936 }
1939 new_dir,
1944 }
1950 }
1957 }
1958 }
1959 }
1960 }
1967 architecture,
1972 }
1975 new_dir,
1980 }
1986 }
1993 }
1994 }
1995 }
1996 }
2004 architecture,
2009 }
2012 new_dir,
2017 }
2023 }
2030 }
2031 }
2032 }
2033 }
2045 }
2046 }
2050 architecture,
2055 }
2058 new_dir,
2063 }
2069 }
2071 OPENX_FILE_EXISTS_TRUNCATE|
2077 }
2078 }
2079 }
2080 NextDriver: ;
2081 }
2082 }
2084 err_exit:
2091 }
2094 }
2096 }
2098 /****************************************************************************
2099 ****************************************************************************/
2102 {
2107 fstring temp_name;
2111 TDB_DATA dbuf;
2116 }
2118 /* The names are relative. We store them in the form: \print$\arch\version\driver.xxx
2119 * \\server is added in the rpc server layer.
2120 * It does make sense to NOT store the server's name in the printer TDB.
2121 */
2127 }
2129 /* .inf files do not always list a file for each of the four standard files.
2130 * Don't prepend a path to a null filename, or client claims:
2131 * "The server on which the printer resides does not have a suitable
2132 * <printer driver name> printer driver installed. Click OK if you
2133 * wish to install the driver on your local machine."
2134 */
2138 }
2143 }
2148 }
2153 }
2158 slprintf(driver->dependentfiles[i], sizeof(driver->dependentfiles[i])-1, "%s%s", directory, temp_name);
2159 }
2160 }
2166 }
2173 again:
2190 }
2191 }
2199 }
2202 }
2209 done:
2215 }
2217 /****************************************************************************
2218 ****************************************************************************/
2220 {
2221 NT_PRINTER_DRIVER_INFO_LEVEL_3 info3;
2236 }
2239 /****************************************************************************
2240 ****************************************************************************/
2241 static WERROR get_a_printer_driver_3_default(NT_PRINTER_DRIVER_INFO_LEVEL_3 **info_ptr, const char *driver, const char *arch)
2242 {
2243 NT_PRINTER_DRIVER_INFO_LEVEL_3 info;
2265 }
2268 }
2270 /****************************************************************************
2271 ****************************************************************************/
2272 static WERROR get_a_printer_driver_3(NT_PRINTER_DRIVER_INFO_LEVEL_3 **info_ptr, fstring drivername, const char *arch, uint32 version)
2273 {
2274 NT_PRINTER_DRIVER_INFO_LEVEL_3 driver;
2275 TDB_DATA dbuf;
2286 }
2288 /* Windows 4.0 (i.e. win9x) should always use a version of 0 */
2293 DEBUG(8,("get_a_printer_driver_3: [%s%s/%d/%s]\n", DRIVERS_PREFIX, architecture, version, drivername));
2298 }
2304 }
2323 }
2327 i++;
2328 }
2340 }
2346 }
2349 }
2351 /****************************************************************************
2352 Debugging function, dump at level 6 the struct in the logs.
2353 ****************************************************************************/
2356 {
2357 uint32 result;
2364 {
2366 {
2386 }
2388 }
2390 }
2395 }
2398 }
2400 /****************************************************************************
2401 ****************************************************************************/
2403 {
2454 }
2459 }
2461 /****************************************************************************
2462 Pack all values in all printer keys
2463 ***************************************************************************/
2466 {
2477 /* loop over all keys */
2483 /* pack the keyname followed by a empty value */
2488 REG_NONE,
2490 NULL);
2492 /* now loop over all values */
2495 /* pathname should be stored as <key>\<value> */
2502 }
2505 val,
2506 path,
2513 }
2515 }
2517 /* terminator */
2522 }
2525 /****************************************************************************
2526 Delete a printer - this just deletes the printer info file, any open
2527 handles are not affected.
2528 ****************************************************************************/
2531 {
2532 TDB_DATA kbuf;
2549 }
2552 }
2555 }
2557 /****************************************************************************
2558 ****************************************************************************/
2560 {
2564 WERROR ret;
2567 /*
2568 * in addprinter: no servername and the printer is the name
2569 * in setprinter: servername is \\server
2570 * and printer is \\server\\printer
2571 *
2572 * Samba manages only local printers.
2573 * we currently don't support things like i
2574 * path=\\other_server\printer
2575 *
2576 * We only store the printername, not \\server\printername
2577 */
2583 }
2585 /*
2586 * JFM: one day I'll forget.
2587 * below that's info->portname because that's the SAMBA sharename
2588 * and I made NT 'thinks' it's the portname
2589 * the info->sharename is the thing you can name when you add a printer
2590 * that's the short-name when you create shared printer for 95/98
2591 * So I've made a limitation in SAMBA: you can only have 1 printer model
2592 * behind a SAMBA share.
2593 */
2598 again:
2629 }
2638 }
2641 }
2650 done:
2660 }
2663 /****************************************************************************
2664 Malloc and return an NT devicemode.
2665 ****************************************************************************/
2668 {
2676 }
2710 /* non utilisés par un driver d'imprimante */
2724 }
2726 /****************************************************************************
2727 Deepcopy an NT devicemode.
2728 ****************************************************************************/
2731 {
2737 if ((new_nt_devicemode = (NT_DEVICEMODE *)memdup(nt_devicemode, sizeof(NT_DEVICEMODE))) == NULL) {
2740 }
2744 if ((new_nt_devicemode->nt_dev_private = (uint8 *)memdup(nt_devicemode->nt_dev_private, nt_devicemode->driverextra)) == NULL) {
2748 }
2749 }
2752 }
2754 /****************************************************************************
2755 Clean up and deallocate a (maybe partially) allocated NT_DEVICEMODE.
2756 ****************************************************************************/
2759 {
2769 }
2771 /****************************************************************************
2772 Clean up and deallocate a (maybe partially) allocated NT_PRINTER_INFO_LEVEL_2.
2773 ****************************************************************************/
2776 {
2785 }
2788 /****************************************************************************
2789 ****************************************************************************/
2791 {
2794 NT_DEVICEMODE devmode;
2842 /* the len in tdb_unpack is an int value and
2843 * devmode.driverextra is only a short
2844 */
2848 /* check to catch an invalid TDB entry so we don't segfault */
2851 }
2852 }
2858 }
2865 }
2867 /****************************************************************************
2868 Allocate and initialize a new slot.
2869 ***************************************************************************/
2872 {
2879 /* allocate another slot in the NT_PRINTER_KEY array */
2884 }
2890 /* initialze new key */
2902 }
2904 /****************************************************************************
2905 search for a registry key name in the existing printer data
2906 ***************************************************************************/
2909 {
2915 /* cleanup memory */
2920 /* if not the end of the array, move remaining elements down one slot */
2927 }
2928 }
2932 }
2934 /****************************************************************************
2935 search for a registry key name in the existing printer data
2936 ***************************************************************************/
2939 {
2948 /* loop over all existing keys */
2956 }
2957 }
2960 }
2962 /****************************************************************************
2963 ***************************************************************************/
2966 {
2972 fstring subkeyname;
2982 /* special case of asking for the top level printer data registry key names */
2987 /* found a match, so allocate space and copy the name */
2993 }
2996 num_subkeys++;
2997 }
3000 }
3002 /* asking for the subkeys of some key */
3003 /* subkey paths are stored in the key name using '\' as the delimiter */
3008 /* if we found the exact key, then break */
3013 /* get subkey path */
3017 p++;
3022 /* don't add a key more than once */
3027 }
3032 /* found a match, so allocate space and copy the name */
3038 }
3041 num_subkeys++;
3042 }
3044 }
3046 /* return error if the key was not found */
3051 }
3053 done:
3054 /* tag off the end */
3062 }
3064 #ifdef HAVE_ADS
3067 {
3076 }
3079 uint32 dword)
3080 {
3084 }
3088 {
3093 }
3097 {
3101 /* a multi-sz has to have a null string terminator, i.e., the last
3102 string must be followed by two nulls */
3107 }
3109 /* Change to byte units. */
3119 }
3121 /****************************************************************************
3122 * Map the NT_PRINTER_INFO_LEVEL_2 data into DsSpooler keys for publishing.
3123 *
3124 * @param info2 NT_PRINTER_INFO_LEVEL_2 describing printer - gets modified
3125 * @return bool indicating success or failure
3126 ***************************************************************************/
3129 {
3131 fstring longname;
3144 /* we make the assumption that the netbios name is the same
3145 as the DNS name sinc ethe former will be what we used to
3146 join the domain */
3153 }
3173 PRINTER_ATTRIBUTE_KEEPPRINTEDJOBS));
3187 }
3191 }
3193 /*****************************************************************
3194 ****************************************************************/
3198 {
3201 UNISTR2 unistr_guid;
3203 /* find the DsSpooler key */
3210 /* We used to store this as a REG_BINARY but that causes
3211 Vista to whine */
3216 UNI_STR_TERMINATE );
3222 }
3226 {
3227 ADS_STATUS ads_rc;
3232 ADS_MODLIST mods;
3239 /* figure out where to publish */
3242 /* We use ldap_get_dn here as we need the answer
3243 * in utf8 to call ldap_explode_dn(). JRA. */
3249 }
3256 }
3257 /* Now convert to CH_UNIX. */
3263 }
3270 }
3281 }
3289 }
3299 /* build the ads mods */
3304 }
3312 }
3318 /* publish it */
3323 ;
3326 }
3333 /* retreive the guid and store it locally */
3340 }
3344 }
3348 {
3349 ADS_STATUS ads_rc;
3355 /* remove the printer from the directory */
3364 }
3367 }
3371 }
3373 /****************************************************************************
3374 * Publish a printer in the directory
3375 *
3376 * @param snum describing printer service
3377 * @return WERROR indicating status of publishing
3378 ***************************************************************************/
3381 {
3382 ADS_STATUS ads_rc;
3385 WERROR win_rc;
3394 /* set the DsSpooler info and attributes */
3398 }
3408 }
3414 }
3421 }
3427 /* ads_connect() will find the DC for us */
3433 }
3443 }
3445 done:
3449 }
3452 {
3453 ADS_STATUS ads_rc;
3463 }
3469 /* ads_connect() will find the DC for us */
3476 }
3488 }
3493 }
3497 {
3501 WERROR win_rc;
3512 {
3515 }
3517 /* fetching printer guids really ought to be a separate function. */
3520 fstring guid_str;
3522 /* We used to store the guid as REG_BINARY, then swapped
3523 to REG_SZ for Vista compatibility so check for both */
3535 }
3542 }
3543 }
3547 }
3548 #else
3550 {
3552 }
3555 {
3557 }
3561 {
3563 }
3566 /****************************************************************************
3567 ***************************************************************************/
3570 {
3582 /* remove all keys */
3594 }
3596 /* remove a specific key (and all subkeys) */
3606 /* mark the slot as empty */
3609 }
3610 }
3612 /* find the first empty slot */
3617 removed_keys++;
3619 }
3620 }
3623 /* nothing was removed */
3626 /* move everything down */
3632 empty_slot++;
3633 removed_keys++;
3634 }
3635 }
3637 /* update count */
3641 /* sanity check to see if anything is left */
3648 }
3651 }
3653 /****************************************************************************
3654 ***************************************************************************/
3657 {
3661 /* we must have names on non-zero length */
3666 /* find the printer key first */
3672 /* make sure the value exists so we can return the correct error code */
3683 }
3685 /****************************************************************************
3686 ***************************************************************************/
3690 {
3694 /* we must have names on non-zero length */
3699 /* find the printer key first */
3715 }
3717 /****************************************************************************
3718 ***************************************************************************/
3720 REGISTRY_VALUE* get_printer_data( NT_PRINTER_INFO_LEVEL_2 *p2, const char *key, const char *value )
3721 {
3731 }
3733 /****************************************************************************
3734 Unpack a list of registry values frem the TDB
3735 ***************************************************************************/
3738 {
3740 uint32 type;
3741 fstring string;
3750 /* add the "PrinterDriverData" key first for performance reasons */
3754 /* loop and unpack the rest of the registry values */
3758 /* check to see if there are any more registry values */
3765 /* unpack the next regval */
3768 string,
3773 /* lookup for subkey names which have a type of REG_NONE */
3774 /* there's no data with this entry */
3780 }
3782 /*
3783 * break of the keyname from the value name.
3784 * Valuenames can have embedded '\'s so be careful.
3785 * only support one level of keys. See the
3786 * "Konica Fiery S300 50C-K v1.1. enu" 2k driver.
3787 * -- jerry
3788 */
3792 /* Put in "PrinterDriverData" is no key specified */
3797 }
3802 }
3804 /* see if we need a new key */
3811 keyname));
3813 }
3817 /* Vista doesn't like unknown REG_BINARY values in DsSpooler.
3818 Thanks to Martin Zielinski for the hint. */
3823 {
3825 UNISTR2 unistr_guid;
3829 /* convert the GUID to a UNICODE string */
3835 UNI_STR_TERMINATE );
3843 /* add the value */
3847 size );
3848 }
3852 }
3855 }
3857 /****************************************************************************
3858 ***************************************************************************/
3864 {
3867 }
3869 }
3872 {
3875 }
3877 }
3880 {
3894 }
3896 }
3899 {
3916 }
3923 }
3937 nt_name++;
3942 {
3946 l--;
3947 }
3948 }
3951 os2_name++;
3953 {
3957 l--;
3958 }
3959 }
3967 }
3968 }
3971 }
3973 /****************************************************************************
3974 Get a default printer info 2 struct.
3975 ****************************************************************************/
3981 {
3990 /* by setting the driver name to an empty string, a local NT admin
3991 can now run the **local** APW to install a local printer driver
3992 for a Samba shared printer in 2.2. Without this, drivers **must** be
3993 installed on the Samba server for NT clients --jerry */
3997 #endif
4006 #ifdef HAVE_CUPS
4008 /* Pull the location and comment strings from cups if we don't
4009 already have one */
4012 }
4013 #endif
4023 /*
4024 * I changed this as I think it is better to have a generic
4025 * DEVMODE than to crash Win2k explorer.exe --jerry
4026 * See the HP Deskjet 990c Win2k drivers for an example.
4027 *
4028 * However the default devmode appears to cause problems
4029 * with the HP CLJ 8500 PCL driver. Hence the addition of
4030 * the "default devmode" parameter --jerry 22/01/2002
4031 */
4036 }
4039 }
4043 }
4047 fail:
4052 }
4054 /****************************************************************************
4055 ****************************************************************************/
4061 {
4065 fstring printername;
4075 }
4104 }
4106 /* Samba has to have shared raw drivers. */
4110 /* Restore the stripped strings. */
4117 }
4121 #ifdef HAVE_CUPS
4123 /* Pull the location and comment strings from cups if we don't
4124 already have one */
4127 }
4128 #endif
4132 /*
4133 * Some client drivers freak out if there is a NULL devmode
4134 * (probably the driver is not checking before accessing
4135 * the devmode pointer) --jerry
4136 *
4137 * See comments in get_a_printer_2_default()
4138 */
4142 printername));
4144 }
4149 }
4155 }
4158 /* This will get the current RPC talloc context, but we should be
4159 passing this as a parameter... fixme... JRA ! */
4164 }
4166 /* Fix for OS/2 drivers. */
4170 }
4178 }
4180 /****************************************************************************
4181 Debugging function, dump at level 6 the struct in the logs.
4182 ****************************************************************************/
4184 {
4185 uint32 result;
4192 {
4195 else
4196 {
4223 }
4225 }
4230 }
4233 }
4235 /****************************************************************************
4236 Update the changeid time.
4237 This is SO NASTY as some drivers need this to change, others need it
4238 static. This value will change every second, and I must hope that this
4239 is enough..... DON'T CHANGE THIS CODE WITHOUT A TEST MATRIX THE SIZE OF
4240 UTAH ! JRA.
4241 ****************************************************************************/
4244 {
4250 /* Return changeid as msec since spooler restart */
4252 #else
4253 /*
4254 * This setting seems to work well but is too untested
4255 * to replace the above calculation. Left in for experiementation
4256 * of the reader --jerry (Tue Mar 12 09:15:05 CST 2002)
4257 */
4259 #endif
4260 }
4263 /*
4264 * The function below are the high level ones.
4265 * only those ones must be called from the spoolss code.
4266 * JFM.
4267 */
4269 /****************************************************************************
4270 Modify a printer. This is called from SETPRINTERDATA/DELETEPRINTERDATA.
4271 ****************************************************************************/
4274 {
4275 WERROR result;
4281 {
4282 /*
4283 * Update the changestamp. Emperical tests show that the
4284 * ChangeID is always updated,but c_setprinter is
4285 * global spooler variable (not per printer).
4286 */
4288 /* ChangeID **must** be increasing over the lifetime
4289 of client's spoolss service in order for the
4290 client's cache to show updates */
4294 /*
4295 * Because one day someone will ask:
4296 * NT->NT An admin connection to a remote
4297 * printer show changes imeediately in
4298 * the properities dialog
4299 *
4300 * A non-admin connection will only show the
4301 * changes after viewing the properites page
4302 * 2 times. Seems to be related to a
4303 * race condition in the client between the spooler
4304 * updating the local cache and the Explorer.exe GUI
4305 * actually displaying the properties.
4306 *
4307 * This is fixed in Win2k. admin/non-admin
4308 * connections both display changes immediately.
4309 *
4310 * 14/12/01 --jerry
4311 */
4315 }
4319 }
4322 }
4324 /****************************************************************************
4325 Initialize printer devmode & data with previously saved driver init values.
4326 ****************************************************************************/
4329 {
4332 TDB_DATA dbuf;
4333 NT_PRINTER_INFO_LEVEL_2 info;
4338 /*
4339 * Delete any printer data 'values' already set. When called for driver
4340 * replace, there will generally be some, but during an add printer, there
4341 * should not be any (if there are delete them).
4342 */
4350 }
4354 /*
4355 * When changing to a driver that has no init info in the tdb, remove
4356 * the previous drivers init info and leave the new on blank.
4357 */
4361 }
4364 /*
4365 * Get the saved DEVMODE..
4366 */
4370 /*
4371 * The saved DEVMODE contains the devicename from the printer used during
4372 * the initialization save. Change it to reflect the new printer.
4373 */
4378 }
4380 /*
4381 * NT/2k does not change out the entire DeviceMode of a printer
4382 * when changing the driver. Only the driverextra, private, &
4383 * driverversion fields. --jerry (Thu Mar 14 08:58:43 CST 2002)
4384 *
4385 * Later examination revealed that Windows NT/2k does reset the
4386 * the printer's device mode, bit **only** when you change a
4387 * property of the device mode such as the page orientation.
4388 * --jerry
4389 */
4392 /* Bind the saved DEVMODE to the new the printer */
4400 /* Add the printer data 'values' to the new printer */
4405 }
4412 }
4414 /****************************************************************************
4415 Initialize printer devmode & data with previously saved driver init values.
4416 When a printer is created using AddPrinter, the drivername bound to the
4417 printer is used to lookup previously saved driver initialization info, which
4418 is bound to the new printer.
4419 ****************************************************************************/
4422 {
4432 level));
4434 }
4437 }
4439 /****************************************************************************
4440 Delete driver init data stored for a specified driver
4441 ****************************************************************************/
4444 {
4451 }
4455 }
4458 drivername));
4463 }
4465 /****************************************************************************
4466 Pack up the DEVMODE and values for a printer into a 'driver init' entry
4467 in the tdb. Note: this is different from the driver entry and the printer
4468 entry. There should be a single driver init entry for each driver regardless
4469 of whether it was installed from NT or 2K. Technically, they should be
4470 different, but they work out to the same struct.
4471 ****************************************************************************/
4474 {
4479 TDB_DATA dbuf;
4484 again:
4492 }
4501 }
4504 }
4510 }
4517 done:
4527 }
4529 /****************************************************************************
4530 Update (i.e. save) the driver init info (DEVMODE and values) for a printer
4531 ****************************************************************************/
4534 {
4535 uint32 result;
4546 }
4549 }
4551 /****************************************************************************
4552 Convert the printer data value, a REG_BINARY array, into an initialization
4553 DEVMODE. Note: the array must be parsed as if it was a DEVMODE in an rpc...
4554 got to keep the endians happy :).
4555 ****************************************************************************/
4557 static bool convert_driver_init( TALLOC_CTX *ctx, NT_DEVICEMODE *nt_devmode, uint8 *data, uint32 data_len )
4558 {
4560 prs_struct ps;
4561 DEVICEMODE devmode;
4571 else
4575 }
4577 /****************************************************************************
4578 Set the DRIVER_INIT info in the tdb. Requires Win32 client code that:
4580 1. Use the driver's config DLL to this UNC printername and:
4581 a. Call DrvPrintEvent with PRINTER_EVENT_INITIALIZE
4582 b. Call DrvConvertDevMode with CDM_DRIVER_DEFAULT to get default DEVMODE
4583 2. Call SetPrinterData with the 'magic' key and the DEVMODE as data.
4585 The last step triggers saving the "driver initialization" information for
4586 this printer into the tdb. Later, new printers that use this driver will
4587 have this initialization information bound to them. This simulates the
4588 driver initialization, as if it had run on the Samba server (as it would
4589 have done on NT).
4591 The Win32 client side code requirement sucks! But until we can run arbitrary
4592 Win32 printer driver code on any Unix that Samba runs on, we are stuck with it.
4594 It would have been easier to use SetPrinter because all the UNMARSHALLING of
4595 the DEVMODE is done there, but 2K/XP clients do not set the DEVMODE... think
4596 about it and you will realize why. JRR 010720
4597 ****************************************************************************/
4599 static WERROR save_driver_init_2(NT_PRINTER_INFO_LEVEL *printer, uint8 *data, uint32 data_len )
4600 {
4606 /*
4607 * When the DEVMODE is already set on the printer, don't try to unpack it.
4608 */
4612 /*
4613 * Set devmode on printer info, so entire printer initialization can be
4614 * saved to tdb.
4615 */
4623 }
4627 /*
4628 * The DEVMODE is held in the 'data' component of the param in raw binary.
4629 * Convert it to to a devmode structure
4630 */
4635 }
4638 }
4640 /*
4641 * Pack up and add (or update) the DEVMODE and any current printer data to
4642 * a 'driver init' element in the tdb
4643 *
4644 */
4650 }
4652 /*
4653 * If driver initialization info was successfully saved, set the current
4654 * printer to match it. This allows initialization of the current printer
4655 * as well as the driver.
4656 */
4661 }
4663 done:
4670 }
4672 /****************************************************************************
4673 Update the driver init info (DEVMODE and specifics) for a printer
4674 ****************************************************************************/
4676 WERROR save_driver_init(NT_PRINTER_INFO_LEVEL *printer, uint32 level, uint8 *data, uint32 data_len)
4677 {
4687 }
4690 }
4692 /****************************************************************************
4693 Get a NT_PRINTER_INFO_LEVEL struct. It returns malloced memory.
4695 Previously the code had a memory allocation problem because it always
4696 used the TALLOC_CTX from the Printer_entry*. This context lasts
4697 as a long as the original handle is open. So if the client made a lot
4698 of getprinter[data]() calls, the memory usage would climb. Now we use
4699 a short lived TALLOC_CTX for printer_info_2 objects returned. We
4700 still use the Printer_entry->ctx for maintaining the cache copy though
4701 since that object must live as long as the handle by definition.
4702 --jerry
4704 ****************************************************************************/
4706 static WERROR get_a_printer_internal( Printer_entry *print_hnd, NT_PRINTER_INFO_LEVEL **pp_printer, uint32 level,
4708 {
4709 WERROR result;
4710 fstring servername;
4717 }
4725 }
4733 }
4738 /* we have a new printer now. Save it with this handle */
4745 }
4754 }
4757 }
4761 uint32 level,
4763 {
4766 }
4770 uint32 level,
4772 {
4775 }
4777 /****************************************************************************
4778 Deletes a NT_PRINTER_INFO_LEVEL struct.
4779 ****************************************************************************/
4782 {
4797 }
4802 }
4804 /****************************************************************************
4805 ****************************************************************************/
4807 {
4808 uint32 result;
4824 }
4827 }
4828 /****************************************************************************
4829 ****************************************************************************/
4833 {
4834 WERROR result;
4838 /* Sometime we just want any version of the driver */
4841 /* look for Win2k first and then for NT4 */
4848 }
4852 }
4858 }
4864 }
4866 /****************************************************************************
4867 ****************************************************************************/
4869 {
4870 uint32 result;
4874 {
4877 {
4885 }
4887 }
4889 {
4900 }
4902 }
4906 }
4908 }
4911 /****************************************************************************
4912 Determine whether or not a particular driver is currently assigned
4913 to a printer
4914 ****************************************************************************/
4917 {
4928 /* loop through the printers.tdb and check for the drivername */
4941 }
4946 NT_PRINTER_DRIVER_INFO_LEVEL d;
4947 WERROR werr;
4951 /* we can still remove the driver if there is one of
4952 "Windows NT x86" version 2 or 3 left */
4956 }
4970 }
4971 }
4973 /* now check the error code */
4976 /* it's ok to remove the driver, we have other architctures left */
4979 }
4980 }
4982 /* report that the driver is not in use by default */
4985 }
4988 /**********************************************************************
4989 Check to see if a ogiven file is in use by *info
4990 *********************************************************************/
4993 {
5011 /* see of there are any dependent files to examine */
5019 i++;
5020 }
5024 }
5026 /**********************************************************************
5027 Utility function to remove the dependent file pointed to by the
5028 input parameter from the list
5029 *********************************************************************/
5032 {
5034 /* bump everything down a slot */
5038 idx++;
5039 }
5044 }
5046 /**********************************************************************
5047 Check if any of the files used by src are also used by drv
5048 *********************************************************************/
5052 {
5059 /* check each file. Remove it from the src structure if it overlaps */
5065 }
5071 }
5077 }
5083 }
5085 /* are there any dependentfiles to examine? */
5096 i++;
5097 }
5100 }
5102 /****************************************************************************
5103 Determine whether or not a particular driver files are currently being
5104 used by any other driver.
5106 Return value is True if any files were in use by other drivers
5107 and False otherwise.
5109 Upon return, *info has been modified to only contain the driver files
5110 which are not in use
5111 ****************************************************************************/
5114 {
5117 uint32 version;
5119 NT_PRINTER_DRIVER_INFO_LEVEL driver;
5126 /* loop over all driver versions */
5130 /* get the list of drivers */
5138 /* check each driver for overlap in files */
5148 }
5150 /* check if d2 uses any files from d1 */
5151 /* only if this is a different driver than the one being deleted */
5158 }
5159 }
5162 }
5174 }
5176 /****************************************************************************
5177 Actually delete the driver files. Make sure that
5178 printer_driver_files_in_use() return False before calling
5179 this.
5180 ****************************************************************************/
5182 static bool delete_driver_files( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info_3, struct current_user *user )
5183 {
5188 DATA_BLOB null_pw;
5189 NTSTATUS nt_status;
5190 fstring res_type;
5191 SMB_STRUCT_STAT st;
5196 DEBUG(6,("delete_driver_files: deleting driver [%s] - version [%d]\n", info_3->name, info_3->cversion));
5198 /*
5199 * Connect to the print$ share under the same account as the
5200 * user connected to the rpc pipe. Note we must be root to
5201 * do this.
5202 */
5213 }
5218 }
5220 /* Save who we are - we are temporarily becoming the connection user. */
5225 }
5227 /* now delete the files; must strip the '\print$' string from
5228 fron of path */
5236 }
5237 }
5245 }
5246 }
5254 }
5255 }
5263 }
5264 }
5266 /* check if we are done removing files */
5272 /* bypass the "\print$" portion of the path */
5279 }
5281 i++;
5282 }
5283 }
5288 }
5290 /****************************************************************************
5291 Remove a printer driver from the TDB. This assumes that the the driver was
5292 previously looked up.
5293 ***************************************************************************/
5295 WERROR delete_printer_driver( NT_PRINTER_DRIVER_INFO_LEVEL_3 *info_3, struct current_user *user,
5297 {
5300 TDB_DATA dbuf;
5301 NT_PRINTER_DRIVER_INFO_LEVEL ctr;
5303 /* delete the tdb data first */
5308 }
5312 }
5320 /* check if the driver actually exists for this environment */
5327 }
5331 /* ok... the driver exists so the delete should return success */
5337 }
5339 /*
5340 * now delete any associated files if delete_files == True
5341 * even if this part failes, we return succes because the
5342 * driver doesn not exist any more
5343 */
5352 }
5354 /****************************************************************************
5355 Store a security desc for a printer.
5356 ****************************************************************************/
5359 {
5362 prs_struct ps;
5365 TDB_DATA kbuf;
5366 WERROR status;
5372 /* The old owner and group sids of the security descriptor are not
5373 present when new ACEs are added or removed by changing printer
5374 permissions through NT. If they are NULL in the new security
5375 descriptor then copy them over from the old one. */
5386 }
5388 /* Pick out correct owner and group sids */
5406 /* Make a deep copy of the security descriptor */
5410 sacl,
5411 dacl,
5417 }
5420 }
5424 }
5426 /* Store the security descriptor in a tdb */
5433 }
5442 }
5451 }
5453 /* Free malloc'ed memory */
5455 out:
5459 }
5463 }
5465 /****************************************************************************
5466 Construct a default security descriptor buffer for a printer.
5467 ****************************************************************************/
5470 {
5473 SEC_ACCESS sa;
5477 DOM_SID adm_sid;
5480 /* Create an ACE where Everyone is allowed to print */
5486 /* Add the domain admins group if we are a DC */
5489 DOM_SID domadmins_sid;
5500 }
5510 }
5512 /* add BUILTIN\Administrators as FULL CONTROL */
5519 SEC_ACE_TYPE_ACCESS_ALLOWED,
5522 /* Make the security descriptor owned by the BUILTIN\Administrators */
5524 /* The ACL revision number in rpc_secdesc.h differs from the one
5525 created by NT when setting ACE entries in printer
5526 descriptors. NT4 complains about the property being edited by a
5527 NT5 machine. */
5534 }
5539 }
5547 }
5549 /****************************************************************************
5550 Get a security desc for a printer.
5551 ****************************************************************************/
5554 {
5555 prs_struct ps;
5556 TDB_DATA kbuf;
5561 }
5565 /* Fetch security descriptor from tdb */
5578 }
5580 /* Save default security descriptor for later */
5588 }
5593 }
5597 /* If security descriptor is owned by S-1-1-0 and winbindd is up,
5598 this security descriptor has been created when winbindd was
5599 down. Take ownership of security descriptor. */
5602 DOM_SID owner_sid;
5604 /* Change sd owner to workgroup administrator */
5611 /* Create new sd */
5624 }
5629 }
5631 /* Swap with other one */
5635 /* Set it */
5638 }
5639 }
5653 }
5654 }
5657 }
5659 /* error code:
5660 0: everything OK
5661 1: level not implemented
5662 2: file doesn't exist
5663 3: can't allocate memory
5664 4: can't free memory
5665 5: non existant struct
5666 */
5668 /*
5669 A printer and a printer driver are 2 different things.
5670 NT manages them separatelly, Samba does the same.
5671 Why ? Simply because it's easier and it makes sense !
5673 Now explanation: You have 3 printers behind your samba server,
5674 2 of them are the same make and model (laser A and B). But laser B
5675 has an 3000 sheet feeder and laser A doesn't such an option.
5676 Your third printer is an old dot-matrix model for the accounting :-).
5678 If the /usr/local/samba/lib directory (default dir), you will have
5679 5 files to describe all of this.
5681 3 files for the printers (1 by printer):
5682 NTprinter_laser A
5683 NTprinter_laser B
5684 NTprinter_accounting
5685 2 files for the drivers (1 for the laser and 1 for the dot matrix)
5686 NTdriver_printer model X
5687 NTdriver_printer model Y
5689 jfm: I should use this comment for the text file to explain
5690 same thing for the forms BTW.
5691 Je devrais mettre mes commentaires en francais, ca serait mieux :-)
5693 */
5695 /* Convert generic access rights to printer object specific access rights.
5696 It turns out that NT4 security descriptors use generic access rights and
5697 NT5 the object specific ones. */
5700 {
5706 }
5707 }
5709 /****************************************************************************
5710 Check a user has permissions to perform the given operation. We use the
5711 permission constants defined in include/rpc_spoolss.h to check the various
5712 actions we perform when checking printer access.
5714 PRINTER_ACCESS_ADMINISTER:
5715 print_queue_pause, print_queue_resume, update_printer_sec,
5716 update_printer, spoolss_addprinterex_level_2,
5717 _spoolss_setprinterdata
5719 PRINTER_ACCESS_USE:
5720 print_job_start
5722 JOB_ACCESS_ADMINISTER:
5723 print_job_delete, print_job_pause, print_job_resume,
5724 print_queue_purge
5726 Try access control in the following order (for performance reasons):
5727 1) root ans SE_PRINT_OPERATOR can do anything (easy check)
5728 2) check security descriptor (bit comparisons in memory)
5729 3) "printer admins" (may result in numerous calls to winbind)
5731 ****************************************************************************/
5733 {
5735 uint32 access_granted;
5736 NTSTATUS status;
5742 /* If user is NULL then use the current_user structure */
5747 /* Always allow root or SE_PRINT_OPERATROR to do anything */
5751 }
5753 /* Get printer name */
5760 }
5762 /* Get printer security descriptor */
5767 }
5773 }
5778 /* Create a child security descriptor to check permissions
5779 against. This is because print jobs are child objects
5780 objects of a printer. */
5788 }
5790 /* Now this is the bit that really confuses me. The access
5791 type needs to be changed from JOB_ACCESS_ADMINISTER to
5792 PRINTER_ACCESS_ADMINISTER for this to work. Something
5793 to do with the child (job) object becoming like a
5794 printer?? -tpot */
5797 }
5799 /* Check access */
5808 /* see if we need to try the printer admin list */
5816 }
5822 }
5825 }
5827 /****************************************************************************
5828 Check the time parameters allow a print operation.
5829 *****************************************************************************/
5832 {
5837 uint32 mins;
5857 }
5859 /****************************************************************************
5860 Fill in the servername sent in the _spoolss_open_printer_ex() call
5861 ****************************************************************************/
5864 {
5866 }