2 Unix SMB/CIFS implementation.
3 Password and authentication handling
4 Copyright (C) Jeremy Allison 1996-2001
5 Copyright (C) Luke Kenneth Casson Leighton 1996-1998
6 Copyright (C) Gerald (Jerry) Carter 2000-2001
7 Copyright (C) Andrew Bartlett 2001-2002
8 Copyright (C) Simo Sorce 2003
10 This program is free software; you can redistribute it and/or modify
11 it under the terms of the GNU General Public License as published by
12 the Free Software Foundation; either version 2 of the License, or
13 (at your option) any later version.
15 This program is distributed in the hope that it will be useful,
16 but WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 GNU General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
28 #define DBGC_CLASS DBGC_PASSDB
30 /******************************************************************
31 get the default domain/netbios name to be used when
32 testing authentication. For example, if you connect
33 to a Windows member server using a bogus domain name, the
34 Windows box will map the BOGUS\user to DOMAIN\user. A
35 standalone box will map to WKS\user.
36 ******************************************************************/
38 const char *get_default_sam_name(void)
40 /* standalone servers can only use the local netbios name */
41 if ( lp_server_role() == ROLE_STANDALONE )
42 return global_myname();
44 /* Windows domain members default to the DOMAIN
45 name when not specified */
46 return lp_workgroup();
49 /******************************************************************
50 get the default domain/netbios name to be used when dealing
51 with our passdb list of accounts
52 ******************************************************************/
54 const char *get_global_sam_name(void)
56 if ((lp_server_role() == ROLE_DOMAIN_PDC) || (lp_server_role() == ROLE_DOMAIN_BDC)) {
57 return lp_workgroup();
59 return global_myname();
62 /************************************************************
63 Fill the SAM_ACCOUNT with default values.
64 ***********************************************************/
66 void pdb_fill_default_sam(SAM_ACCOUNT *user)
68 ZERO_STRUCT(user->private); /* Don't touch the talloc context */
70 /* no initial methods */
73 /* Don't change these timestamp settings without a good reason.
74 They are important for NT member server compatibility. */
76 user->private.logon_time = (time_t)0;
77 user->private.pass_last_set_time = (time_t)0;
78 user->private.pass_can_change_time = (time_t)0;
79 user->private.logoff_time =
80 user->private.kickoff_time =
81 user->private.pass_must_change_time = get_time_t_max();
82 user->private.unknown_3 = 0x00ffffff; /* don't know */
83 user->private.logon_divs = 168; /* hours per week */
84 user->private.hours_len = 21; /* 21 times 8 bits = 168 */
85 memset(user->private.hours, 0xff, user->private.hours_len); /* available at all hours */
86 user->private.bad_password_count = 0;
87 user->private.logon_count = 0;
88 user->private.unknown_6 = 0x000004ec; /* don't know */
90 /* Some parts of samba strlen their pdb_get...() returns,
91 so this keeps the interface unchanged for now. */
93 user->private.username = "";
94 user->private.domain = "";
95 user->private.nt_username = "";
96 user->private.full_name = "";
97 user->private.home_dir = "";
98 user->private.logon_script = "";
99 user->private.profile_path = "";
100 user->private.acct_desc = "";
101 user->private.workstations = "";
102 user->private.unknown_str = "";
103 user->private.munged_dial = "";
105 user->private.plaintext_pw = NULL;
108 Unless we know otherwise have a Account Control Bit
109 value of 'normal user'. This helps User Manager, which
110 asks for a filtered list of users.
113 user->private.acct_ctrl = ACB_NORMAL;
116 static void destroy_pdb_talloc(SAM_ACCOUNT **user)
119 data_blob_clear_free(&((*user)->private.lm_pw));
120 data_blob_clear_free(&((*user)->private.nt_pw));
122 if((*user)->private.plaintext_pw!=NULL)
123 memset((*user)->private.plaintext_pw,'\0',strlen((*user)->private.plaintext_pw));
124 talloc_destroy((*user)->mem_ctx);
130 /**********************************************************************
131 Alloc memory and initialises a struct sam_passwd on supplied mem_ctx.
132 ***********************************************************************/
134 NTSTATUS pdb_init_sam_talloc(TALLOC_CTX *mem_ctx, SAM_ACCOUNT **user)
137 DEBUG(0,("pdb_init_sam_talloc: SAM_ACCOUNT was non NULL\n"));
139 smb_panic("non-NULL pointer passed to pdb_init_sam\n");
141 return NT_STATUS_UNSUCCESSFUL;
145 DEBUG(0,("pdb_init_sam_talloc: mem_ctx was NULL!\n"));
146 return NT_STATUS_UNSUCCESSFUL;
149 *user=(SAM_ACCOUNT *)talloc(mem_ctx, sizeof(SAM_ACCOUNT));
152 DEBUG(0,("pdb_init_sam_talloc: error while allocating memory\n"));
153 return NT_STATUS_NO_MEMORY;
156 (*user)->mem_ctx = mem_ctx;
158 (*user)->free_fn = NULL;
160 pdb_fill_default_sam(*user);
166 /*************************************************************
167 Alloc memory and initialises a struct sam_passwd.
168 ************************************************************/
170 NTSTATUS pdb_init_sam(SAM_ACCOUNT **user)
175 mem_ctx = talloc_init("passdb internal SAM_ACCOUNT allocation");
178 DEBUG(0,("pdb_init_sam: error while doing talloc_init()\n"));
179 return NT_STATUS_NO_MEMORY;
182 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_talloc(mem_ctx, user))) {
183 talloc_destroy(mem_ctx);
187 (*user)->free_fn = destroy_pdb_talloc;
193 /*************************************************************
194 Initialises a struct sam_passwd with sane values.
195 ************************************************************/
197 NTSTATUS pdb_fill_sam_pw(SAM_ACCOUNT *sam_account, const struct passwd *pwd)
202 return NT_STATUS_UNSUCCESSFUL;
205 pdb_fill_default_sam(sam_account);
207 pdb_set_username(sam_account, pwd->pw_name, PDB_SET);
208 pdb_set_fullname(sam_account, pwd->pw_gecos, PDB_SET);
210 pdb_set_unix_homedir(sam_account, pwd->pw_dir, PDB_SET);
212 pdb_set_domain (sam_account, get_global_sam_name(), PDB_DEFAULT);
214 /* When we get a proper uid -> SID and SID -> uid allocation
215 mechinism, we should call it here.
217 We can't just set this to 0 or allow it only to be filled
218 in when added to the backend, because the user's SID
219 may already be in security descriptors etc.
221 -- abartlet 11-May-02
224 ret = pdb_set_sam_sids(sam_account, pwd);
225 if (!NT_STATUS_IS_OK(ret)) return ret;
227 /* check if this is a user account or a machine account */
228 if (pwd->pw_name[strlen(pwd->pw_name)-1] != '$')
230 pdb_set_profile_path(sam_account,
231 talloc_sub_specified((sam_account)->mem_ctx,
233 pwd->pw_name, global_myname(),
234 pwd->pw_uid, pwd->pw_gid),
237 pdb_set_homedir(sam_account,
238 talloc_sub_specified((sam_account)->mem_ctx,
240 pwd->pw_name, global_myname(),
241 pwd->pw_uid, pwd->pw_gid),
244 pdb_set_dir_drive(sam_account,
245 talloc_sub_specified((sam_account)->mem_ctx,
247 pwd->pw_name, global_myname(),
248 pwd->pw_uid, pwd->pw_gid),
251 pdb_set_logon_script(sam_account,
252 talloc_sub_specified((sam_account)->mem_ctx,
254 pwd->pw_name, global_myname(),
255 pwd->pw_uid, pwd->pw_gid),
257 if (!pdb_set_acct_ctrl(sam_account, ACB_NORMAL, PDB_DEFAULT)) {
258 DEBUG(1, ("Failed to set 'normal account' flags for user %s.\n", pwd->pw_name));
259 return NT_STATUS_UNSUCCESSFUL;
262 if (!pdb_set_acct_ctrl(sam_account, ACB_WSTRUST, PDB_DEFAULT)) {
263 DEBUG(1, ("Failed to set 'trusted workstation account' flags for user %s.\n", pwd->pw_name));
264 return NT_STATUS_UNSUCCESSFUL;
271 /*************************************************************
272 Initialises a struct sam_passwd with sane values.
273 ************************************************************/
275 NTSTATUS pdb_init_sam_pw(SAM_ACCOUNT **new_sam_acct, const struct passwd *pwd)
281 return NT_STATUS_INVALID_PARAMETER;
284 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam(new_sam_acct))) {
289 if (!NT_STATUS_IS_OK(nt_status = pdb_fill_sam_pw(*new_sam_acct, pwd))) {
290 pdb_free_sam(new_sam_acct);
299 /*************************************************************
300 Initialises a SAM_ACCOUNT ready to add a new account, based
301 on the UNIX user. Pass in a RID if you have one
302 ************************************************************/
304 NTSTATUS pdb_init_sam_new(SAM_ACCOUNT **new_sam_acct, const char *username,
307 NTSTATUS nt_status = NT_STATUS_NO_MEMORY;
311 pwd = Get_Pwnam(username);
314 return NT_STATUS_NO_SUCH_USER;
316 if (!NT_STATUS_IS_OK(nt_status = pdb_init_sam_pw(new_sam_acct, pwd))) {
317 *new_sam_acct = NULL;
321 /* see if we need to generate a new rid using the 2.2 algorithm */
322 if ( rid == 0 && lp_enable_rid_algorithm() ) {
323 DEBUG(10,("pdb_init_sam_new: no RID specified. Generating one via old algorithm\n"));
324 rid = fallback_pdb_uid_to_user_rid(pwd->pw_uid);
327 /* set the new SID */
329 ret = pdb_set_user_sid_from_rid( *new_sam_acct, rid, PDB_SET );
331 return (ret ? NT_STATUS_OK : NT_STATUS_NO_SUCH_USER);
336 * Free the contets of the SAM_ACCOUNT, but not the structure.
338 * Also wipes the LM and NT hashes and plaintext password from
341 * @param user SAM_ACCOUNT to free members of.
344 static void pdb_free_sam_contents(SAM_ACCOUNT *user)
347 /* Kill off sensitive data. Free()ed by the
350 data_blob_clear_free(&(user->private.lm_pw));
351 data_blob_clear_free(&(user->private.nt_pw));
352 if (user->private.plaintext_pw!=NULL)
353 memset(user->private.plaintext_pw,'\0',strlen(user->private.plaintext_pw));
355 if (user->private.backend_private_data && user->private.backend_private_data_free_fn) {
356 user->private.backend_private_data_free_fn(&user->private.backend_private_data);
361 /************************************************************
362 Reset the SAM_ACCOUNT and free the NT/LM hashes.
363 ***********************************************************/
365 NTSTATUS pdb_reset_sam(SAM_ACCOUNT *user)
368 DEBUG(0,("pdb_reset_sam: SAM_ACCOUNT was NULL\n"));
370 smb_panic("NULL pointer passed to pdb_free_sam\n");
372 return NT_STATUS_UNSUCCESSFUL;
375 pdb_free_sam_contents(user);
377 pdb_fill_default_sam(user);
383 /************************************************************
384 Free the SAM_ACCOUNT and the member pointers.
385 ***********************************************************/
387 NTSTATUS pdb_free_sam(SAM_ACCOUNT **user)
390 DEBUG(0,("pdb_free_sam: SAM_ACCOUNT was NULL\n"));
392 smb_panic("NULL pointer passed to pdb_free_sam\n");
394 return NT_STATUS_UNSUCCESSFUL;
397 pdb_free_sam_contents(*user);
399 if ((*user)->free_fn) {
400 (*user)->free_fn(user);
406 /**************************************************************************
407 * This function will take care of all the steps needed to correctly
408 * allocate and set the user SID, please do use this function to create new
409 * users, messing with SIDs is not good.
411 * account_data must be provided initialized, pwd may be null.
413 ***************************************************************************/
415 NTSTATUS pdb_set_sam_sids(SAM_ACCOUNT *account_data, const struct passwd *pwd)
417 const char *guest_account = lp_guestaccount();
420 if (!account_data || !pwd) {
421 return NT_STATUS_INVALID_PARAMETER;
424 /* this is a hack this thing should not be set
426 if (!(guest_account && *guest_account)) {
427 DEBUG(1, ("NULL guest account!?!?\n"));
428 return NT_STATUS_UNSUCCESSFUL;
430 /* Ensure this *must* be set right */
431 if (strcmp(pwd->pw_name, guest_account) == 0) {
432 if (!pdb_set_user_sid_from_rid(account_data, DOMAIN_USER_RID_GUEST, PDB_DEFAULT)) {
433 return NT_STATUS_UNSUCCESSFUL;
435 if (!pdb_set_group_sid_from_rid(account_data, DOMAIN_GROUP_RID_GUESTS, PDB_DEFAULT)) {
436 return NT_STATUS_UNSUCCESSFUL;
442 if (!pdb_set_user_sid_from_rid(account_data, fallback_pdb_uid_to_user_rid(pwd->pw_uid), PDB_SET)) {
443 DEBUG(0,("Can't set User SID from RID!\n"));
444 return NT_STATUS_INVALID_PARAMETER;
447 /* call the mapping code here */
448 if(pdb_getgrgid(&map, pwd->pw_gid)) {
449 if (!pdb_set_group_sid(account_data, &map.sid, PDB_SET)){
450 DEBUG(0,("Can't set Group SID!\n"));
451 return NT_STATUS_INVALID_PARAMETER;
455 if (!pdb_set_group_sid_from_rid(account_data, pdb_gid_to_group_rid(pwd->pw_gid), PDB_SET)) {
456 DEBUG(0,("Can't set Group SID\n"));
457 return NT_STATUS_INVALID_PARAMETER;
464 /**********************************************************
465 Encode the account control bits into a string.
466 length = length of string to encode into (including terminating
467 null). length *MUST BE MORE THAN 2* !
468 **********************************************************/
470 char *pdb_encode_acct_ctrl(uint16 acct_ctrl, size_t length)
472 static fstring acct_str;
477 if (acct_ctrl & ACB_PWNOTREQ ) acct_str[i++] = 'N';
478 if (acct_ctrl & ACB_DISABLED ) acct_str[i++] = 'D';
479 if (acct_ctrl & ACB_HOMDIRREQ) acct_str[i++] = 'H';
480 if (acct_ctrl & ACB_TEMPDUP ) acct_str[i++] = 'T';
481 if (acct_ctrl & ACB_NORMAL ) acct_str[i++] = 'U';
482 if (acct_ctrl & ACB_MNS ) acct_str[i++] = 'M';
483 if (acct_ctrl & ACB_WSTRUST ) acct_str[i++] = 'W';
484 if (acct_ctrl & ACB_SVRTRUST ) acct_str[i++] = 'S';
485 if (acct_ctrl & ACB_AUTOLOCK ) acct_str[i++] = 'L';
486 if (acct_ctrl & ACB_PWNOEXP ) acct_str[i++] = 'X';
487 if (acct_ctrl & ACB_DOMTRUST ) acct_str[i++] = 'I';
489 for ( ; i < length - 2 ; i++ )
494 acct_str[i++] = '\0';
499 /**********************************************************
500 Decode the account control bits from a string.
501 **********************************************************/
503 uint16 pdb_decode_acct_ctrl(const char *p)
505 uint16 acct_ctrl = 0;
506 BOOL finished = False;
509 * Check if the account type bits have been encoded after the
510 * NT password (in the form [NDHTUWSLXI]).
516 for (p++; *p && !finished; p++) {
518 case 'N': { acct_ctrl |= ACB_PWNOTREQ ; break; /* 'N'o password. */ }
519 case 'D': { acct_ctrl |= ACB_DISABLED ; break; /* 'D'isabled. */ }
520 case 'H': { acct_ctrl |= ACB_HOMDIRREQ; break; /* 'H'omedir required. */ }
521 case 'T': { acct_ctrl |= ACB_TEMPDUP ; break; /* 'T'emp account. */ }
522 case 'U': { acct_ctrl |= ACB_NORMAL ; break; /* 'U'ser account (normal). */ }
523 case 'M': { acct_ctrl |= ACB_MNS ; break; /* 'M'NS logon user account. What is this ? */ }
524 case 'W': { acct_ctrl |= ACB_WSTRUST ; break; /* 'W'orkstation account. */ }
525 case 'S': { acct_ctrl |= ACB_SVRTRUST ; break; /* 'S'erver account. */ }
526 case 'L': { acct_ctrl |= ACB_AUTOLOCK ; break; /* 'L'ocked account. */ }
527 case 'X': { acct_ctrl |= ACB_PWNOEXP ; break; /* No 'X'piry on password */ }
528 case 'I': { acct_ctrl |= ACB_DOMTRUST ; break; /* 'I'nterdomain trust account. */ }
534 default: { finished = True; }
541 /*************************************************************
542 Routine to set 32 hex password characters from a 16 byte array.
543 **************************************************************/
545 void pdb_sethexpwd(char *p, const unsigned char *pwd, uint16 acct_ctrl)
549 for (i = 0; i < 16; i++)
550 slprintf(&p[i*2], 3, "%02X", pwd[i]);
552 if (acct_ctrl & ACB_PWNOTREQ)
553 safe_strcpy(p, "NO PASSWORDXXXXXXXXXXXXXXXXXXXXX", 33);
555 safe_strcpy(p, "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", 33);
559 /*************************************************************
560 Routine to get the 32 hex characters and turn them
561 into a 16 byte array.
562 **************************************************************/
564 BOOL pdb_gethexpwd(const char *p, unsigned char *pwd)
567 unsigned char lonybble, hinybble;
568 const char *hexchars = "0123456789ABCDEF";
574 for (i = 0; i < 32; i += 2) {
575 hinybble = toupper(p[i]);
576 lonybble = toupper(p[i + 1]);
578 p1 = strchr(hexchars, hinybble);
579 p2 = strchr(hexchars, lonybble);
584 hinybble = PTR_DIFF(p1, hexchars);
585 lonybble = PTR_DIFF(p2, hexchars);
587 pwd[i / 2] = (hinybble << 4) | lonybble;
592 int algorithmic_rid_base(void)
594 static int rid_offset = 0;
599 rid_offset = lp_algorithmic_rid_base();
601 if (rid_offset < BASE_RID) {
602 /* Try to prevent admin foot-shooting, we can't put algorithmic
603 rids below 1000, that's the 'well known RIDs' on NT */
604 DEBUG(0, ("'algorithmic rid base' must be equal to or above %ld\n", BASE_RID));
605 rid_offset = BASE_RID;
607 if (rid_offset & 1) {
608 DEBUG(0, ("algorithmic rid base must be even\n"));
614 /*******************************************************************
615 Converts NT user RID to a UNIX uid.
616 ********************************************************************/
618 uid_t fallback_pdb_user_rid_to_uid(uint32 user_rid)
620 int rid_offset = algorithmic_rid_base();
621 return (uid_t)(((user_rid & (~USER_RID_TYPE)) - rid_offset)/RID_MULTIPLIER);
624 /*******************************************************************
625 converts UNIX uid to an NT User RID.
626 ********************************************************************/
628 uint32 fallback_pdb_uid_to_user_rid(uid_t uid)
630 int rid_offset = algorithmic_rid_base();
631 return (((((uint32)uid)*RID_MULTIPLIER) + rid_offset) | USER_RID_TYPE);
634 /*******************************************************************
635 Converts NT group RID to a UNIX gid.
636 ********************************************************************/
638 gid_t pdb_group_rid_to_gid(uint32 group_rid)
640 int rid_offset = algorithmic_rid_base();
641 return (gid_t)(((group_rid & (~GROUP_RID_TYPE))- rid_offset)/RID_MULTIPLIER);
644 /*******************************************************************
645 converts NT Group RID to a UNIX uid.
647 warning: you must not call that function only
648 you must do a call to the group mapping first.
649 there is not anymore a direct link between the gid and the rid.
650 ********************************************************************/
652 uint32 pdb_gid_to_group_rid(gid_t gid)
654 int rid_offset = algorithmic_rid_base();
655 return (((((uint32)gid)*RID_MULTIPLIER) + rid_offset) | GROUP_RID_TYPE);
658 /*******************************************************************
659 Decides if a RID is a well known RID.
660 ********************************************************************/
662 static BOOL pdb_rid_is_well_known(uint32 rid)
664 /* Not using rid_offset here, because this is the actual
665 NT fixed value (1000) */
667 return (rid < BASE_RID);
670 /*******************************************************************
671 Decides if a RID is a user or group RID.
672 ********************************************************************/
674 BOOL fallback_pdb_rid_is_user(uint32 rid)
676 /* lkcl i understand that NT attaches an enumeration to a RID
677 * such that it can be identified as either a user, group etc
678 * type. there are 5 such categories, and they are documented.
680 /* However, they are not in the RID, just somthing you can query
681 seperatly. Sorry luke :-) */
683 if(pdb_rid_is_well_known(rid)) {
685 * The only well known user RIDs are DOMAIN_USER_RID_ADMIN
686 * and DOMAIN_USER_RID_GUEST.
688 if(rid == DOMAIN_USER_RID_ADMIN || rid == DOMAIN_USER_RID_GUEST)
690 } else if((rid & RID_TYPE_MASK) == USER_RID_TYPE) {
696 /*******************************************************************
697 Convert a rid into a name. Used in the lookup SID rpc.
698 ********************************************************************/
700 BOOL local_lookup_sid(DOM_SID *sid, char *name, enum SID_NAME_USE *psid_name_use)
703 SAM_ACCOUNT *sam_account = NULL;
706 if (!sid_peek_check_rid(get_global_sam_sid(), sid, &rid)){
707 DEBUG(0,("local_lookup_sid: sid_peek_check_rid return False! SID: %s\n",
708 sid_string_static(&map.sid)));
711 *psid_name_use = SID_NAME_UNKNOWN;
713 DEBUG(5,("local_lookup_sid: looking up RID %u.\n", (unsigned int)rid));
715 if (rid == DOMAIN_USER_RID_ADMIN) {
716 const char **admin_list = lp_admin_users(-1);
717 *psid_name_use = SID_NAME_USER;
719 const char *p = *admin_list;
720 if(!next_token(&p, name, NULL, sizeof(fstring)))
721 fstrcpy(name, "Administrator");
723 fstrcpy(name, "Administrator");
728 if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_account))) {
732 /* see if the passdb can help us with the name of the user */
735 if (pdb_getsampwsid(sam_account, sid)) {
737 fstrcpy(name, pdb_get_username(sam_account));
738 *psid_name_use = SID_NAME_USER;
740 pdb_free_sam(&sam_account);
745 pdb_free_sam(&sam_account);
747 if (pdb_getgrsid(&map, *sid)) {
748 if (map.gid!=(gid_t)-1) {
749 DEBUG(5,("local_lookup_sid: mapped group %s to gid %u\n", map.nt_name, (unsigned int)map.gid));
751 DEBUG(5,("local_lookup_sid: mapped group %s to no unix gid. Returning name.\n", map.nt_name));
754 fstrcpy(name, map.nt_name);
755 *psid_name_use = map.sid_name_use;
759 if (fallback_pdb_rid_is_user(rid)) {
761 struct passwd *pw = NULL;
763 DEBUG(5, ("assuming RID %u is a user\n", (unsigned)rid));
765 uid = fallback_pdb_user_rid_to_uid(rid);
766 pw = sys_getpwuid( uid );
768 DEBUG(5,("local_lookup_sid: looking up uid %u %s\n", (unsigned int)uid,
769 pw ? "succeeded" : "failed" ));
772 fstr_sprintf(name, "unix_user.%u", (unsigned int)uid);
774 fstrcpy( name, pw->pw_name );
776 DEBUG(5,("local_lookup_sid: found user %s for rid %u\n", name,
777 (unsigned int)rid ));
779 *psid_name_use = SID_NAME_USER;
781 return ( pw != NULL );
786 DEBUG(5, ("assuming RID %u is a group\n", (unsigned)rid));
788 gid = pdb_group_rid_to_gid(rid);
791 *psid_name_use = SID_NAME_ALIAS;
793 DEBUG(5,("local_lookup_sid: looking up gid %u %s\n", (unsigned int)gid,
794 gr ? "succeeded" : "failed" ));
797 fstr_sprintf(name, "unix_group.%u", (unsigned int)gid);
799 fstrcpy( name, gr->gr_name);
801 DEBUG(5,("local_lookup_sid: found group %s for rid %u\n", name,
802 (unsigned int)rid ));
804 /* assume fallback groups aer domain global groups */
806 *psid_name_use = SID_NAME_DOM_GRP;
808 return ( gr != NULL );
812 /*******************************************************************
813 Convert a name into a SID. Used in the lookup name rpc.
814 ********************************************************************/
816 BOOL local_lookup_name(const char *c_user, DOM_SID *psid, enum SID_NAME_USE *psid_name_use)
818 extern DOM_SID global_sid_World_Domain;
821 SAM_ACCOUNT *sam_account = NULL;
825 *psid_name_use = SID_NAME_UNKNOWN;
828 * user may be quoted a const string, and map_username and
829 * friends can modify it. Make a modifiable copy. JRA.
832 fstrcpy(user, c_user);
834 sid_copy(&local_sid, get_global_sam_sid());
837 * Special case for MACHINE\Everyone. Map to the world_sid.
840 if(strequal(user, "Everyone")) {
841 sid_copy( psid, &global_sid_World_Domain);
842 sid_append_rid(psid, 0);
843 *psid_name_use = SID_NAME_ALIAS;
847 (void)map_username(user);
849 if (!NT_STATUS_IS_OK(pdb_init_sam(&sam_account))) {
854 if (pdb_getsampwnam(sam_account, user)) {
856 sid_copy(psid, pdb_get_user_sid(sam_account));
857 *psid_name_use = SID_NAME_USER;
859 pdb_free_sam(&sam_account);
864 pdb_free_sam(&sam_account);
867 * Maybe it was a group ?
870 /* check if it's a mapped group */
871 if (pdb_getgrnam(&map, user)) {
872 /* yes it's a mapped group */
873 sid_copy(&local_sid, &map.sid);
874 *psid_name_use = map.sid_name_use;
876 /* it's not a mapped group */
877 grp = getgrnam(user);
882 *check if it's mapped, if it is reply it doesn't exist
884 * that's to prevent this case:
886 * unix group ug is mapped to nt group ng
887 * someone does a lookup on ug
888 * we must not reply as it doesn't "exist" anymore
889 * for NT. For NT only ng exists.
893 if (pdb_getgrgid(&map, grp->gr_gid)){
897 sid_append_rid( &local_sid, pdb_gid_to_group_rid(grp->gr_gid));
898 *psid_name_use = SID_NAME_ALIAS;
901 sid_copy( psid, &local_sid);
906 /*************************************************************
907 Change a password entry in the local smbpasswd file.
908 *************************************************************/
910 BOOL local_password_change(const char *user_name, int local_flags,
911 const char *new_passwd,
912 char *err_str, size_t err_str_len,
913 char *msg_str, size_t msg_str_len)
915 SAM_ACCOUNT *sam_pass=NULL;
921 /* Get the smb passwd entry for this user */
922 pdb_init_sam(&sam_pass);
925 if(!pdb_getsampwnam(sam_pass, user_name)) {
927 pdb_free_sam(&sam_pass);
929 if ((local_flags & LOCAL_ADD_USER) || (local_flags & LOCAL_DELETE_USER)) {
930 /* Might not exist in /etc/passwd. Use rid algorithm here */
931 if (!NT_STATUS_IS_OK(pdb_init_sam_new(&sam_pass, user_name, 0))) {
932 slprintf(err_str, err_str_len-1, "Failed to initialise SAM_ACCOUNT for user %s.\n", user_name);
936 slprintf(err_str, err_str_len-1,"Failed to find entry for user %s.\n", user_name);
941 /* the entry already existed */
942 local_flags &= ~LOCAL_ADD_USER;
945 /* the 'other' acb bits not being changed here */
946 other_acb = (pdb_get_acct_ctrl(sam_pass) & (!(ACB_WSTRUST|ACB_DOMTRUST|ACB_SVRTRUST|ACB_NORMAL)));
947 if (local_flags & LOCAL_TRUST_ACCOUNT) {
948 if (!pdb_set_acct_ctrl(sam_pass, ACB_WSTRUST | other_acb, PDB_CHANGED) ) {
949 slprintf(err_str, err_str_len - 1, "Failed to set 'trusted workstation account' flags for user %s.\n", user_name);
950 pdb_free_sam(&sam_pass);
953 } else if (local_flags & LOCAL_INTERDOM_ACCOUNT) {
954 if (!pdb_set_acct_ctrl(sam_pass, ACB_DOMTRUST | other_acb, PDB_CHANGED)) {
955 slprintf(err_str, err_str_len - 1, "Failed to set 'domain trust account' flags for user %s.\n", user_name);
956 pdb_free_sam(&sam_pass);
960 if (!pdb_set_acct_ctrl(sam_pass, ACB_NORMAL | other_acb, PDB_CHANGED)) {
961 slprintf(err_str, err_str_len - 1, "Failed to set 'normal account' flags for user %s.\n", user_name);
962 pdb_free_sam(&sam_pass);
968 * We are root - just write the new password
969 * and the valid last change time.
972 if (local_flags & LOCAL_DISABLE_USER) {
973 if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_DISABLED, PDB_CHANGED)) {
974 slprintf(err_str, err_str_len-1, "Failed to set 'disabled' flag for user %s.\n", user_name);
975 pdb_free_sam(&sam_pass);
978 } else if (local_flags & LOCAL_ENABLE_USER) {
979 if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED), PDB_CHANGED)) {
980 slprintf(err_str, err_str_len-1, "Failed to unset 'disabled' flag for user %s.\n", user_name);
981 pdb_free_sam(&sam_pass);
986 if (local_flags & LOCAL_SET_NO_PASSWORD) {
987 if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)|ACB_PWNOTREQ, PDB_CHANGED)) {
988 slprintf(err_str, err_str_len-1, "Failed to set 'no password required' flag for user %s.\n", user_name);
989 pdb_free_sam(&sam_pass);
992 } else if (local_flags & LOCAL_SET_PASSWORD) {
994 * If we're dealing with setting a completely empty user account
995 * ie. One with a password of 'XXXX', but not set disabled (like
996 * an account created from scratch) then if the old password was
997 * 'XX's then getsmbpwent will have set the ACB_DISABLED flag.
998 * We remove that as we're giving this user their first password
999 * and the decision hasn't really been made to disable them (ie.
1000 * don't create them disabled). JRA.
1002 if ((pdb_get_lanman_passwd(sam_pass)==NULL) && (pdb_get_acct_ctrl(sam_pass)&ACB_DISABLED)) {
1003 if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_DISABLED), PDB_CHANGED)) {
1004 slprintf(err_str, err_str_len-1, "Failed to unset 'disabled' flag for user %s.\n", user_name);
1005 pdb_free_sam(&sam_pass);
1009 if (!pdb_set_acct_ctrl (sam_pass, pdb_get_acct_ctrl(sam_pass)&(~ACB_PWNOTREQ), PDB_CHANGED)) {
1010 slprintf(err_str, err_str_len-1, "Failed to unset 'no password required' flag for user %s.\n", user_name);
1011 pdb_free_sam(&sam_pass);
1015 if (!pdb_set_plaintext_passwd (sam_pass, new_passwd)) {
1016 slprintf(err_str, err_str_len-1, "Failed to set password for user %s.\n", user_name);
1017 pdb_free_sam(&sam_pass);
1022 if (local_flags & LOCAL_ADD_USER) {
1023 if (pdb_add_sam_account(sam_pass)) {
1024 slprintf(msg_str, msg_str_len-1, "Added user %s.\n", user_name);
1025 pdb_free_sam(&sam_pass);
1028 slprintf(err_str, err_str_len-1, "Failed to add entry for user %s.\n", user_name);
1029 pdb_free_sam(&sam_pass);
1032 } else if (local_flags & LOCAL_DELETE_USER) {
1033 if (!pdb_delete_sam_account(sam_pass)) {
1034 slprintf(err_str,err_str_len-1, "Failed to delete entry for user %s.\n", user_name);
1035 pdb_free_sam(&sam_pass);
1038 slprintf(msg_str, msg_str_len-1, "Deleted user %s.\n", user_name);
1040 if(!pdb_update_sam_account(sam_pass)) {
1041 slprintf(err_str, err_str_len-1, "Failed to modify entry for user %s.\n", user_name);
1042 pdb_free_sam(&sam_pass);
1045 if(local_flags & LOCAL_DISABLE_USER)
1046 slprintf(msg_str, msg_str_len-1, "Disabled user %s.\n", user_name);
1047 else if (local_flags & LOCAL_ENABLE_USER)
1048 slprintf(msg_str, msg_str_len-1, "Enabled user %s.\n", user_name);
1049 else if (local_flags & LOCAL_SET_NO_PASSWORD)
1050 slprintf(msg_str, msg_str_len-1, "User %s password set to none.\n", user_name);
1053 pdb_free_sam(&sam_pass);
1057 /****************************************************************************
1058 Convert a uid to SID - algorithmic.
1059 ****************************************************************************/
1061 static DOM_SID *algorithmic_uid_to_sid(DOM_SID *psid, uid_t uid)
1063 if ( !lp_enable_rid_algorithm() )
1066 DEBUG(8,("algorithmic_uid_to_sid: falling back to RID algorithm\n"));
1067 sid_copy( psid, get_global_sam_sid() );
1068 sid_append_rid( psid, fallback_pdb_uid_to_user_rid(uid) );
1069 DEBUG(10,("algorithmic_uid_to_sid: uid (%d) -> SID %s.\n",
1070 (unsigned int)uid, sid_string_static(psid) ));
1075 /****************************************************************************
1076 Convert a uid to SID - locally.
1077 ****************************************************************************/
1079 DOM_SID *local_uid_to_sid(DOM_SID *psid, uid_t uid)
1081 SAM_ACCOUNT *sampw = NULL;
1082 struct passwd *unix_pw;
1085 unix_pw = sys_getpwuid( uid );
1088 DEBUG(4,("local_uid_to_sid: host has no idea of uid %lu\n", (unsigned long)uid));
1089 return algorithmic_uid_to_sid( psid, uid);
1092 if ( !NT_STATUS_IS_OK(pdb_init_sam(&sampw)) ) {
1093 DEBUG(0,("local_uid_to_sid: failed to allocate SAM_ACCOUNT object\n"));
1098 ret = pdb_getsampwnam( sampw, unix_pw->pw_name );
1102 sid_copy( psid, pdb_get_user_sid(sampw) );
1104 DEBUG(4,("local_uid_to_sid: User %s [uid == %lu] has no samba account\n",
1105 unix_pw->pw_name, (unsigned long)uid));
1107 return algorithmic_uid_to_sid( psid, uid);
1110 DEBUG(10,("local_uid_to_sid: uid (%d) -> SID %s (%s).\n",
1111 (unsigned int)uid, sid_string_static(psid), unix_pw->pw_name));
1116 /****************************************************************************
1117 Convert a SID to uid - locally.
1118 ****************************************************************************/
1120 BOOL local_sid_to_uid(uid_t *puid, const DOM_SID *psid, enum SID_NAME_USE *name_type)
1122 SAM_ACCOUNT *sampw = NULL;
1123 struct passwd *unix_pw;
1124 const char *user_name;
1126 *name_type = SID_NAME_UNKNOWN;
1129 * We can only convert to a uid if this is our local
1130 * Domain SID (ie. we are the controling authority).
1132 if (!sid_check_is_in_our_domain(psid) ) {
1133 DEBUG(5,("local_sid_to_uid: this SID (%s) is not from our domain\n", sid_string_static(psid)));
1137 /* lookup the user account */
1139 if ( !NT_STATUS_IS_OK(pdb_init_sam(&sampw)) ) {
1140 DEBUG(0,("local_sid_to_uid: Failed to allocate memory for SAM_ACCOUNT object\n"));
1145 if ( !pdb_getsampwsid(sampw, psid) ) {
1147 DEBUG(8,("local_sid_to_uid: Could not find SID %s in passdb\n",
1148 sid_string_static(psid)));
1153 user_name = pdb_get_username(sampw);
1155 unix_pw = sys_getpwnam( user_name );
1158 DEBUG(0,("local_sid_to_uid: %s found in passdb but getpwnam() return NULL!\n",
1160 pdb_free_sam( &sampw );
1164 *puid = unix_pw->pw_uid;
1166 DEBUG(10,("local_sid_to_uid: SID %s -> uid (%u) (%s).\n", sid_string_static(psid),
1167 (unsigned int)*puid, user_name ));
1169 *name_type = SID_NAME_USER;
1174 /****************************************************************************
1175 Convert a gid to SID - locally.
1176 ****************************************************************************/
1178 DOM_SID *local_gid_to_sid(DOM_SID *psid, gid_t gid)
1183 /* we don't need to disable winbindd since the gid is stored in
1184 the GROUP_MAP object */
1186 /* done as root since ldap backend requires root to open a connection */
1189 ret = pdb_getgrgid( &group, gid );
1194 /* fallback to rid mapping if enabled */
1196 if ( lp_enable_rid_algorithm() ) {
1197 sid_copy(psid, get_global_sam_sid());
1198 sid_append_rid(psid, pdb_gid_to_group_rid(gid));
1200 DEBUG(10,("local_gid_to_sid: Fall back to algorithmic mapping: %u -> %s\n",
1201 (unsigned int)gid, sid_string_static(psid)));
1209 sid_copy( psid, &group.sid );
1211 DEBUG(10,("local_gid_to_sid: gid (%d) -> SID %s.\n",
1212 (unsigned int)gid, sid_string_static(psid)));
1217 /****************************************************************************
1218 Convert a SID to gid - locally.
1219 ****************************************************************************/
1221 BOOL local_sid_to_gid(gid_t *pgid, const DOM_SID *psid, enum SID_NAME_USE *name_type)
1226 *name_type = SID_NAME_UNKNOWN;
1228 /* This call can enumerate group mappings for foreign sids as well.
1229 So don't check for a match against our domain SID */
1231 /* we don't need to disable winbindd since the gid is stored in
1232 the GROUP_MAP object */
1234 if ( !pdb_getgrsid(&group, *psid) ) {
1236 /* fallback to rid mapping if enabled */
1238 if ( lp_enable_rid_algorithm() ) {
1240 if (!sid_check_is_in_our_domain(psid) ) {
1241 DEBUG(5,("local_sid_to_gid: RID algorithm only supported for our domain (%s is not)\n", sid_string_static(psid)));
1245 if (!sid_peek_rid(psid, &rid)) {
1246 DEBUG(10,("local_sid_to_uid: invalid SID!\n"));
1250 DEBUG(10,("local_sid_to_gid: Fall back to algorithmic mapping\n"));
1252 if (fallback_pdb_rid_is_user(rid)) {
1253 DEBUG(3, ("local_sid_to_gid: SID %s is *NOT* a group\n", sid_string_static(psid)));
1256 *pgid = pdb_group_rid_to_gid(rid);
1257 DEBUG(10,("local_sid_to_gid: mapping: %s -> %u\n", sid_string_static(psid), (unsigned int)(*pgid)));
1267 DEBUG(10,("local_sid_to_gid: SID %s -> gid (%u)\n", sid_string_static(psid),
1268 (unsigned int)*pgid));
1273 /**********************************************************************
1274 Marshall/unmarshall SAM_ACCOUNT structs.
1275 *********************************************************************/
1277 #define TDB_FORMAT_STRING "ddddddBBBBBBBBBBBBddBBwdwdBwwd"
1279 /**********************************************************************
1280 Intialize a SAM_ACCOUNT struct from a BYTE buffer of size len
1281 *********************************************************************/
1283 BOOL init_sam_from_buffer(SAM_ACCOUNT *sampass, uint8 *buf, uint32 buflen)
1286 /* times are stored as 32bit integer
1287 take care on system with 64bit wide time_t
1293 pass_can_change_time,
1294 pass_must_change_time;
1307 uint32 username_len, domain_len, nt_username_len,
1308 dir_drive_len, unknown_str_len, munged_dial_len,
1309 fullname_len, homedir_len, logon_script_len,
1310 profile_path_len, acct_desc_len, workstations_len;
1312 uint32 user_rid, group_rid, unknown_3, hours_len, unknown_6;
1313 uint16 acct_ctrl, logon_divs;
1314 uint16 bad_password_count, logon_count;
1316 static uint8 *lm_pw_ptr, *nt_pw_ptr;
1318 uint32 lm_pw_len, nt_pw_len, hourslen;
1321 if(sampass == NULL || buf == NULL) {
1322 DEBUG(0, ("init_sam_from_buffer: NULL parameters found!\n"));
1326 /* unpack the buffer into variables */
1327 len = tdb_unpack ((char *)buf, buflen, TDB_FORMAT_STRING,
1331 &pass_last_set_time,
1332 &pass_can_change_time,
1333 &pass_must_change_time,
1334 &username_len, &username,
1335 &domain_len, &domain,
1336 &nt_username_len, &nt_username,
1337 &fullname_len, &fullname,
1338 &homedir_len, &homedir,
1339 &dir_drive_len, &dir_drive,
1340 &logon_script_len, &logon_script,
1341 &profile_path_len, &profile_path,
1342 &acct_desc_len, &acct_desc,
1343 &workstations_len, &workstations,
1344 &unknown_str_len, &unknown_str,
1345 &munged_dial_len, &munged_dial,
1348 &lm_pw_len, &lm_pw_ptr,
1349 &nt_pw_len, &nt_pw_ptr,
1355 &bad_password_count,
1364 pdb_set_logon_time(sampass, logon_time, PDB_SET);
1365 pdb_set_logoff_time(sampass, logoff_time, PDB_SET);
1366 pdb_set_kickoff_time(sampass, kickoff_time, PDB_SET);
1367 pdb_set_pass_can_change_time(sampass, pass_can_change_time, PDB_SET);
1368 pdb_set_pass_must_change_time(sampass, pass_must_change_time, PDB_SET);
1369 pdb_set_pass_last_set_time(sampass, pass_last_set_time, PDB_SET);
1371 pdb_set_username(sampass, username, PDB_SET);
1372 pdb_set_domain(sampass, domain, PDB_SET);
1373 pdb_set_nt_username(sampass, nt_username, PDB_SET);
1374 pdb_set_fullname(sampass, fullname, PDB_SET);
1377 pdb_set_homedir(sampass, homedir, PDB_SET);
1380 pdb_set_homedir(sampass,
1381 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_home()),
1386 pdb_set_dir_drive(sampass, dir_drive, PDB_SET);
1388 pdb_set_dir_drive(sampass,
1389 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_drive()),
1394 pdb_set_logon_script(sampass, logon_script, PDB_SET);
1396 pdb_set_logon_script(sampass,
1397 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_script()),
1402 pdb_set_profile_path(sampass, profile_path, PDB_SET);
1404 pdb_set_profile_path(sampass,
1405 talloc_sub_basic(sampass->mem_ctx, username, lp_logon_path()),
1409 pdb_set_acct_desc(sampass, acct_desc, PDB_SET);
1410 pdb_set_workstations(sampass, workstations, PDB_SET);
1411 pdb_set_munged_dial(sampass, munged_dial, PDB_SET);
1413 if (lm_pw_ptr && lm_pw_len == LM_HASH_LEN) {
1414 if (!pdb_set_lanman_passwd(sampass, lm_pw_ptr, PDB_SET)) {
1420 if (nt_pw_ptr && nt_pw_len == NT_HASH_LEN) {
1421 if (!pdb_set_nt_passwd(sampass, nt_pw_ptr, PDB_SET)) {
1427 pdb_set_user_sid_from_rid(sampass, user_rid, PDB_SET);
1428 pdb_set_group_sid_from_rid(sampass, group_rid, PDB_SET);
1429 pdb_set_unknown_3(sampass, unknown_3, PDB_SET);
1430 pdb_set_hours_len(sampass, hours_len, PDB_SET);
1431 pdb_set_bad_password_count(sampass, bad_password_count, PDB_SET);
1432 pdb_set_logon_count(sampass, logon_count, PDB_SET);
1433 pdb_set_unknown_6(sampass, unknown_6, PDB_SET);
1434 pdb_set_acct_ctrl(sampass, acct_ctrl, PDB_SET);
1435 pdb_set_logon_divs(sampass, logon_divs, PDB_SET);
1436 pdb_set_hours(sampass, hours, PDB_SET);
1440 SAFE_FREE(username);
1442 SAFE_FREE(nt_username);
1443 SAFE_FREE(fullname);
1445 SAFE_FREE(dir_drive);
1446 SAFE_FREE(logon_script);
1447 SAFE_FREE(profile_path);
1448 SAFE_FREE(acct_desc);
1449 SAFE_FREE(workstations);
1450 SAFE_FREE(munged_dial);
1451 SAFE_FREE(unknown_str);
1457 /**********************************************************************
1458 Intialize a BYTE buffer from a SAM_ACCOUNT struct
1459 *********************************************************************/
1461 uint32 init_buffer_from_sam (uint8 **buf, const SAM_ACCOUNT *sampass, BOOL size_only)
1465 /* times are stored as 32bit integer
1466 take care on system with 64bit wide time_t
1472 pass_can_change_time,
1473 pass_must_change_time;
1475 uint32 user_rid, group_rid;
1477 const char *username;
1479 const char *nt_username;
1480 const char *dir_drive;
1481 const char *unknown_str;
1482 const char *munged_dial;
1483 const char *fullname;
1484 const char *homedir;
1485 const char *logon_script;
1486 const char *profile_path;
1487 const char *acct_desc;
1488 const char *workstations;
1489 uint32 username_len, domain_len, nt_username_len,
1490 dir_drive_len, unknown_str_len, munged_dial_len,
1491 fullname_len, homedir_len, logon_script_len,
1492 profile_path_len, acct_desc_len, workstations_len;
1496 uint32 lm_pw_len = 16;
1497 uint32 nt_pw_len = 16;
1499 /* do we have a valid SAM_ACCOUNT pointer? */
1500 if (sampass == NULL) {
1501 DEBUG(0, ("init_buffer_from_sam: SAM_ACCOUNT is NULL!\n"));
1508 logon_time = (uint32)pdb_get_logon_time(sampass);
1509 logoff_time = (uint32)pdb_get_logoff_time(sampass);
1510 kickoff_time = (uint32)pdb_get_kickoff_time(sampass);
1511 pass_can_change_time = (uint32)pdb_get_pass_can_change_time(sampass);
1512 pass_must_change_time = (uint32)pdb_get_pass_must_change_time(sampass);
1513 pass_last_set_time = (uint32)pdb_get_pass_last_set_time(sampass);
1515 user_rid = pdb_get_user_rid(sampass);
1516 group_rid = pdb_get_group_rid(sampass);
1518 username = pdb_get_username(sampass);
1520 username_len = strlen(username) +1;
1524 domain = pdb_get_domain(sampass);
1526 domain_len = strlen(domain) +1;
1530 nt_username = pdb_get_nt_username(sampass);
1532 nt_username_len = strlen(nt_username) +1;
1534 nt_username_len = 0;
1536 fullname = pdb_get_fullname(sampass);
1538 fullname_len = strlen(fullname) +1;
1543 * Only updates fields which have been set (not defaults from smb.conf)
1546 if (!IS_SAM_DEFAULT(sampass, PDB_DRIVE))
1547 dir_drive = pdb_get_dir_drive(sampass);
1551 dir_drive_len = strlen(dir_drive) +1;
1555 if (!IS_SAM_DEFAULT(sampass, PDB_SMBHOME))
1556 homedir = pdb_get_homedir(sampass);
1560 homedir_len = strlen(homedir) +1;
1564 if (!IS_SAM_DEFAULT(sampass, PDB_LOGONSCRIPT))
1565 logon_script = pdb_get_logon_script(sampass);
1567 logon_script = NULL;
1569 logon_script_len = strlen(logon_script) +1;
1571 logon_script_len = 0;
1573 if (!IS_SAM_DEFAULT(sampass, PDB_PROFILE))
1574 profile_path = pdb_get_profile_path(sampass);
1576 profile_path = NULL;
1578 profile_path_len = strlen(profile_path) +1;
1580 profile_path_len = 0;
1582 lm_pw = pdb_get_lanman_passwd(sampass);
1586 nt_pw = pdb_get_nt_passwd(sampass);
1590 acct_desc = pdb_get_acct_desc(sampass);
1592 acct_desc_len = strlen(acct_desc) +1;
1596 workstations = pdb_get_workstations(sampass);
1598 workstations_len = strlen(workstations) +1;
1600 workstations_len = 0;
1603 unknown_str_len = 0;
1605 munged_dial = pdb_get_munged_dial(sampass);
1607 munged_dial_len = strlen(munged_dial) +1;
1609 munged_dial_len = 0;
1611 /* one time to get the size needed */
1612 len = tdb_pack(NULL, 0, TDB_FORMAT_STRING,
1617 pass_can_change_time,
1618 pass_must_change_time,
1619 username_len, username,
1621 nt_username_len, nt_username,
1622 fullname_len, fullname,
1623 homedir_len, homedir,
1624 dir_drive_len, dir_drive,
1625 logon_script_len, logon_script,
1626 profile_path_len, profile_path,
1627 acct_desc_len, acct_desc,
1628 workstations_len, workstations,
1629 unknown_str_len, unknown_str,
1630 munged_dial_len, munged_dial,
1635 pdb_get_acct_ctrl(sampass),
1636 pdb_get_unknown_3(sampass),
1637 pdb_get_logon_divs(sampass),
1638 pdb_get_hours_len(sampass),
1639 MAX_HOURS_LEN, pdb_get_hours(sampass),
1640 pdb_get_bad_password_count(sampass),
1641 pdb_get_logon_count(sampass),
1642 pdb_get_unknown_6(sampass));
1648 /* malloc the space needed */
1649 if ( (*buf=(uint8*)malloc(len)) == NULL) {
1650 DEBUG(0,("init_buffer_from_sam: Unable to malloc() memory for buffer!\n"));
1654 /* now for the real call to tdb_pack() */
1655 buflen = tdb_pack((char *)*buf, len, TDB_FORMAT_STRING,
1660 pass_can_change_time,
1661 pass_must_change_time,
1662 username_len, username,
1664 nt_username_len, nt_username,
1665 fullname_len, fullname,
1666 homedir_len, homedir,
1667 dir_drive_len, dir_drive,
1668 logon_script_len, logon_script,
1669 profile_path_len, profile_path,
1670 acct_desc_len, acct_desc,
1671 workstations_len, workstations,
1672 unknown_str_len, unknown_str,
1673 munged_dial_len, munged_dial,
1678 pdb_get_acct_ctrl(sampass),
1679 pdb_get_unknown_3(sampass),
1680 pdb_get_logon_divs(sampass),
1681 pdb_get_hours_len(sampass),
1682 MAX_HOURS_LEN, pdb_get_hours(sampass),
1683 pdb_get_bad_password_count(sampass),
1684 pdb_get_logon_count(sampass),
1685 pdb_get_unknown_6(sampass));
1688 /* check to make sure we got it correct */
1689 if (buflen != len) {
1690 DEBUG(0, ("init_buffer_from_sam: somthing odd is going on here: bufflen (%lu) != len (%lu) in tdb_pack operations!\n",
1691 (unsigned long)buflen, (unsigned long)len));
1701 /**********************************************************************
1702 **********************************************************************/
1704 static BOOL get_free_ugid_range(uint32 *low, uint32 *high)
1706 uid_t u_low, u_high;
1707 gid_t g_low, g_high;
1709 if (!lp_idmap_uid(&u_low, &u_high) || !lp_idmap_gid(&g_low, &g_high)) {
1713 *low = (u_low < g_low) ? u_low : g_low;
1714 *high = (u_high < g_high) ? u_high : g_high;
1719 /******************************************************************
1720 Get the the non-algorithmic RID range if idmap range are defined
1721 ******************************************************************/
1723 BOOL get_free_rid_range(uint32 *low, uint32 *high)
1725 uint32 id_low, id_high;
1727 if (!lp_enable_rid_algorithm()) {
1732 if (!get_free_ugid_range(&id_low, &id_high)) {
1736 *low = fallback_pdb_uid_to_user_rid(id_low);
1737 if (fallback_pdb_user_rid_to_uid((uint32)-1) < id_high) {
1740 *high = fallback_pdb_uid_to_user_rid(id_high);