source/passdb/pdb_tdb.c

   1 /*
   2  * Unix SMB/Netbios implementation. Version 1.9. SMB parameters and setup
   3  * Copyright (C) Andrew Tridgell 1992-1998
   4  * Copyright (C) Simo Sorce 2000
   5  * Copyright (C) Gerald Carter 2000
   6  *
   7  * This program is free software; you can redistribute it and/or modify it under
   8  * the terms of the GNU General Public License as published by the Free
   9  * Software Foundation; either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful, but WITHOUT
  13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  15  * more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along with
  18  * this program; if not, write to the Free Software Foundation, Inc., 675
  19  * Mass Ave, Cambridge, MA 02139, USA.
  20  */
  21
  22 #include "includes.h"
  23
  24 #ifdef WITH_TDBPWD
  25
  26 #define PASSDB_FILE_NAME        "/passdb.tdb"
  27 #define TDB_FORMAT_STRING       "BBBBBBBBBBBBBBBBBBddBBwdwdBdd"
  28 #define USERPREFIX              "USER_"
  29 #define RIDPREFIX               "RID_"
  30
  31 extern int              DEBUGLEVEL;
  32 extern pstring          samlogon_user;
  33 extern BOOL             sam_logon_in_ssb;
  34
  35
  36 struct tdb_enum_info
  37 {
  38         TDB_CONTEXT     *passwd_tdb;
  39         TDB_DATA        key;
  40 };
  41
  42 static struct tdb_enum_info     global_tdb_ent;
  43 /*static SAM_ACCOUNT            global_sam_pass;*/
  44
  45 /**********************************************************************
  46  Intialize a SAM_ACCOUNT struct from a BYTE buffer of size len
  47  *********************************************************************/
  48 static BOOL init_sam_from_buffer (SAM_ACCOUNT *sampass, uint8 *buf,
  49                                   uint32 buflen)
  50 {
  51         time_t  logon_time,
  52                 logoff_time,
  53                 kickoff_time,
  54                 pass_last_set_time,
  55                 pass_can_change_time,
  56                 pass_must_change_time;
  57         uint32  time_t_len;
  58         char *username;
  59         char *domain;
  60         char *nt_username;
  61         char *dir_drive;
  62         char *unknown_str;
  63         char *munged_dial;
  64         char *fullname;
  65         char *homedir;
  66         char *logon_script;
  67         char *profile_path;
  68         char *acct_desc;
  69         char *workstations;
  70         uint32  username_len, domain_len, nt_username_len,
  71                 dir_drive_len, unknown_str_len, munged_dial_len,
  72                 fullname_len, homedir_len, logon_script_len,
  73                 profile_path_len, acct_desc_len, workstations_len;
  74
  75         uint32  /* uid, gid,*/ user_rid, group_rid, unknown_3, hours_len, unknown_5, unknown_6;
  76         uint16  acct_ctrl, logon_divs;
  77         uint8   *hours;
  78         static uint8    *lm_pw_ptr,
  79                         *nt_pw_ptr;
  80         uint32          len = 0;
  81         uint32          lmpwlen, ntpwlen, hourslen;
  82
  83
  84         /* unpack the buffer into variables */
  85         len = tdb_unpack (buf, buflen, TDB_FORMAT_STRING,
  86                 &time_t_len, &logon_time,
  87                 &time_t_len, &logoff_time,
  88                 &time_t_len, &kickoff_time,
  89                 &time_t_len, &pass_last_set_time,
  90                 &time_t_len, &pass_can_change_time,
  91                 &time_t_len, &pass_must_change_time,
  92                 &username_len, &username,
  93                 &domain_len, &domain,
  94                 &nt_username_len, &nt_username,
  95                 &fullname_len, &fullname,
  96                 &homedir_len, &homedir,
  97                 &dir_drive_len, &dir_drive,
  98                 &logon_script_len, &logon_script,
  99                 &profile_path_len, &profile_path,
 100                 &acct_desc_len, &acct_desc,
 101                 &workstations_len, &workstations,
 102                 &unknown_str_len, &unknown_str,
 103                 &munged_dial_len, &munged_dial,
 104                 &user_rid,
 105                 &group_rid,
 106                 &lmpwlen, &lm_pw_ptr,
 107                 &ntpwlen, &nt_pw_ptr,
 108                 &acct_ctrl,
 109                 &unknown_3,
 110                 &logon_divs,
 111                 &hours_len,
 112                 &hourslen, &hours,
 113                 &unknown_5,
 114                 &unknown_6);
 115
 116         if (len == -1)
 117                 return False;
 118
 119         pdb_set_logon_time(sampass, logon_time);
 120         pdb_set_logoff_time(sampass, logoff_time);
 121         pdb_set_kickoff_time(sampass, kickoff_time);
 122         pdb_set_pass_can_change_time(sampass, pass_can_change_time);
 123         pdb_set_pass_must_change_time(sampass, pass_must_change_time);
 124         pdb_set_pass_last_set_time(sampass, pass_last_set_time);
 125
 126         pdb_set_username     (sampass, username_len?username:NULL);
 127         pdb_set_domain       (sampass, domain_len?domain:NULL);
 128         pdb_set_nt_username  (sampass, nt_username_len?nt_username:NULL);
 129         pdb_set_fullname     (sampass, fullname_len?fullname:NULL);
 130         pdb_set_homedir      (sampass, homedir_len?homedir:NULL);
 131         pdb_set_dir_drive    (sampass, dir_drive_len?dir_drive:NULL);
 132         pdb_set_logon_script (sampass, logon_script_len?logon_script:NULL);
 133         pdb_set_profile_path (sampass, profile_path_len?profile_path:NULL);
 134         pdb_set_acct_desc    (sampass, acct_desc_len?acct_desc:NULL);
 135         pdb_set_workstations (sampass, workstations_len?workstations:NULL);
 136         pdb_set_munged_dial  (sampass, munged_dial_len?munged_dial:NULL);
 137         pdb_set_lanman_passwd(sampass, lmpwlen?lm_pw_ptr:NULL);
 138         pdb_set_nt_passwd    (sampass, ntpwlen?nt_pw_ptr:NULL);
 139
 140         /*pdb_set_uid(sampass, uid);
 141         pdb_set_gid(sampass, gid);*/
 142         pdb_set_user_rid(sampass, user_rid);
 143         pdb_set_group_rid(sampass, group_rid);
 144         pdb_set_unknown_3(sampass, unknown_3);
 145         pdb_set_hours_len(sampass, hours_len);
 146         pdb_set_unknown_5(sampass, unknown_5);
 147         pdb_set_unknown_6(sampass, unknown_6);
 148         pdb_set_acct_ctrl(sampass, acct_ctrl);
 149         pdb_set_logons_divs(sampass, logon_divs);
 150         pdb_set_hours(sampass, hours);
 151
 152         /* TODO: free TDB alloced memory !!!!! */
 153
 154         return True;
 155 }
 156
 157 /**********************************************************************
 158  Intialize a BYTE buffer from a SAM_ACCOUNT struct
 159  *********************************************************************/
 160 static uint32 init_buffer_from_sam (uint8 **buf, SAM_ACCOUNT *sampass)
 161 {
 162         size_t          len, buflen;
 163
 164         time_t  logon_time,
 165                 logoff_time,
 166                 kickoff_time,
 167                 pass_last_set_time,
 168                 pass_can_change_time,
 169                 pass_must_change_time;
 170         char *username;
 171         char *domain;
 172         char *nt_username;
 173         char *dir_drive;
 174         char *unknown_str;
 175         char *munged_dial;
 176         char *fullname;
 177         char *homedir;
 178         char *logon_script;
 179         char *profile_path;
 180         char *acct_desc;
 181         char *workstations;
 182         uint32  username_len, domain_len, nt_username_len,
 183                 dir_drive_len, unknown_str_len, munged_dial_len,
 184                 fullname_len, homedir_len, logon_script_len,
 185                 profile_path_len, acct_desc_len, workstations_len;
 186
 187         uint8           *lm_pw;
 188         uint8           *nt_pw;
 189         uint32  time_t_len = sizeof (time_t);
 190         uint32  lm_pw_len = 16;
 191         uint32  nt_pw_len = 16;
 192
 193         /* do we have a valid SAM_ACCOUNT pointer? */
 194         if (sampass == NULL)
 195                 return -1;
 196
 197         *buf = NULL;
 198         buflen = 0;
 199
 200         logon_time = pdb_get_logon_time(sampass);
 201         logoff_time = pdb_get_logoff_time(sampass);
 202         kickoff_time = pdb_get_kickoff_time(sampass);
 203         pass_can_change_time = pdb_get_pass_can_change_time(sampass);
 204         pass_must_change_time = pdb_get_pass_must_change_time(sampass);
 205         pass_last_set_time = pdb_get_pass_last_set_time(sampass);
 206
 207
 208         username = pdb_get_username(sampass);
 209         if (username) username_len = strlen(username) +1;
 210         else username_len = 0;
 211         domain = pdb_get_domain(sampass);
 212         if (domain) domain_len = strlen(domain) +1;
 213         else domain_len = 0;
 214         nt_username = pdb_get_nt_username(sampass);
 215         if (nt_username) nt_username_len = strlen(nt_username) +1;
 216         else nt_username_len = 0;
 217         dir_drive = pdb_get_dirdrive(sampass);
 218         if (dir_drive) dir_drive_len = strlen(dir_drive) +1;
 219         else dir_drive_len = 0;
 220         unknown_str = NULL;
 221         unknown_str_len = 0;
 222         munged_dial = pdb_get_munged_dial(sampass);
 223         if (munged_dial) munged_dial_len = strlen(munged_dial) +1;
 224         else munged_dial_len = 0;
 225
 226         fullname = pdb_get_fullname(sampass);
 227         if (fullname) fullname_len = strlen(fullname) +1;
 228         else fullname_len = 0;
 229         homedir = pdb_get_homedir(sampass);
 230         if (homedir) homedir_len = strlen(homedir) +1;
 231         else homedir_len = 0;
 232         logon_script = pdb_get_logon_script(sampass);
 233         if (logon_script) logon_script_len = strlen(logon_script) +1;
 234         else logon_script_len = 0;
 235         profile_path = pdb_get_profile_path(sampass);
 236         if (profile_path) profile_path_len = strlen(profile_path) +1;
 237         else profile_path_len = 0;
 238         acct_desc = pdb_get_acct_desc(sampass);
 239         if (acct_desc) acct_desc_len = strlen(acct_desc) +1;
 240         else acct_desc_len = 0;
 241         workstations = pdb_get_workstations(sampass);
 242         if (workstations) workstations_len = strlen(workstations) +1;
 243         else workstations_len = 0;
 244
 245         lm_pw = pdb_get_lanman_passwd(sampass);
 246         if (!lm_pw) lm_pw_len = 0;
 247
 248         nt_pw = pdb_get_nt_passwd(sampass);
 249         if (!nt_pw) nt_pw_len = 0;
 250
 251         /* one time to get the size needed */
 252         len = tdb_pack(NULL, 0,  TDB_FORMAT_STRING,
 253                 time_t_len, &logon_time,
 254                 time_t_len, &logoff_time,
 255                 time_t_len, &kickoff_time,
 256                 time_t_len, &pass_last_set_time,
 257                 time_t_len, &pass_can_change_time,
 258                 time_t_len, &pass_must_change_time,
 259                 username_len, username,
 260                 domain_len, domain,
 261                 nt_username_len, nt_username,
 262                 fullname_len, fullname,
 263                 homedir_len, homedir,
 264                 dir_drive_len, dir_drive,
 265                 logon_script_len, logon_script,
 266                 profile_path_len, profile_path,
 267                 acct_desc_len, acct_desc,
 268                 workstations_len, workstations,
 269                 unknown_str_len, unknown_str,
 270                 munged_dial_len, munged_dial,
 271                 pdb_get_user_rid(sampass),
 272                 pdb_get_group_rid(sampass),
 273                 lm_pw_len, lm_pw,
 274                 nt_pw_len, nt_pw,
 275                 pdb_get_acct_ctrl(sampass),
 276                 pdb_get_unknown3(sampass),
 277                 pdb_get_logon_divs(sampass),
 278                 pdb_get_hours_len(sampass),
 279                 MAX_HOURS_LEN, pdb_get_hours(sampass),
 280                 pdb_get_unknown5(sampass),
 281                 pdb_get_unknown6(sampass));
 282
 283
 284         /* malloc the space needed */
 285         if ( (*buf=(uint8*)malloc(len)) == NULL)
 286         {
 287                 DEBUG(0,("init_buffer_from_sam: Unable to malloc() memory for buffer!\n"));
 288                 return (-1);
 289         }
 290
 291         /* now for the real call to tdb_pack() */
 292         /* one time to get the size needed */
 293         buflen = tdb_pack(*buf, len,  TDB_FORMAT_STRING,
 294                 time_t_len, &logon_time,
 295                 time_t_len, &logoff_time,
 296                 time_t_len, &kickoff_time,
 297                 time_t_len, &pass_last_set_time,
 298                 time_t_len, &pass_can_change_time,
 299                 time_t_len, &pass_must_change_time,
 300                 username_len, username,
 301                 domain_len, domain,
 302                 nt_username_len, nt_username,
 303                 fullname_len, fullname,
 304                 homedir_len, homedir,
 305                 dir_drive_len, dir_drive,
 306                 logon_script_len, logon_script,
 307                 profile_path_len, profile_path,
 308                 acct_desc_len, acct_desc,
 309                 workstations_len, workstations,
 310                 unknown_str_len, unknown_str,
 311                 munged_dial_len, munged_dial,
 312                 pdb_get_user_rid(sampass),
 313                 pdb_get_group_rid(sampass),
 314                 lm_pw_len, lm_pw,
 315                 nt_pw_len, nt_pw,
 316                 pdb_get_acct_ctrl(sampass),
 317                 pdb_get_unknown3(sampass),
 318                 pdb_get_logon_divs(sampass),
 319                 pdb_get_hours_len(sampass),
 320                 MAX_HOURS_LEN, pdb_get_hours(sampass),
 321                 pdb_get_unknown5(sampass),
 322                 pdb_get_unknown6(sampass));
 323
 324
 325         /* check to make sure we got it correct */
 326         if (buflen != len)
 327         {
 328                 /* error */
 329                 free (*buf);
 330                 return (-1);
 331         }
 332
 333         return (buflen);
 334 }
 335
 336 /***************************************************************
 337  Open the TDB passwd database for SAM account enumeration.
 338 ****************************************************************/
 339 BOOL pdb_setsampwent(BOOL update)
 340 {
 341         pstring         tdbfile;
 342
 343         pstrcpy (tdbfile, lp_private_dir());
 344         pstrcat (tdbfile, PASSDB_FILE_NAME);
 345
 346         /* Open tdb passwd */
 347         if (!(global_tdb_ent.passwd_tdb = tdb_open(tdbfile, 0, 0, update ? O_RDWR : O_RDONLY, 0600)))
 348         {
 349                 DEBUG(0, ("Unable to open TDB passwd, trying create new!\n"));
 350                 if (!(global_tdb_ent.passwd_tdb = tdb_open(tdbfile, 0, 0, O_RDWR | O_CREAT | O_EXCL, 0600)))
 351                 {
 352                         DEBUG(0, ("Unable to create TDB passwd (passdb.tdb) !!!"));
 353                         return False;
 354                 }
 355         }
 356
 357         global_tdb_ent.key = tdb_firstkey(global_tdb_ent.passwd_tdb);
 358
 359         return True;
 360 }
 361
 362 /***************************************************************
 363  End enumeration of the TDB passwd list.
 364 ****************************************************************/
 365 void pdb_endsampwent(void)
 366 {
 367         if (global_tdb_ent.passwd_tdb)
 368         {
 369                 tdb_close(global_tdb_ent.passwd_tdb);
 370                 global_tdb_ent.passwd_tdb = NULL;
 371         }
 372
 373         DEBUG(7, ("endtdbpwent: closed password file.\n"));
 374 }
 375
 376
 377 /*****************************************************************
 378  Get one SAM_ACCOUNT from the TDB (next in line)
 379 *****************************************************************/
 380 BOOL pdb_getsampwent(SAM_ACCOUNT *user)
 381 {
 382         TDB_DATA        data;
 383         struct passwd   *pw;
 384         uid_t           uid;
 385         gid_t           gid;
 386         char *prefix = USERPREFIX;
 387         int  prefixlen = strlen (prefix);
 388
 389         if (user==NULL) {
 390                 DEBUG(0,("pdb_get_sampwent: SAM_ACCOUNT is NULL.\n"));
 391                 return False;
 392         }
 393
 394         /* skip all RID entries */
 395         while ((global_tdb_ent.key.dsize != 0) && (strncmp (global_tdb_ent.key.dptr, prefix, prefixlen)))
 396                 /* increment to next in line */
 397                 global_tdb_ent.key = tdb_nextkey (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
 398
 399         /* do we have an valid interation pointer? */
 400         if(global_tdb_ent.passwd_tdb == NULL)
 401         {
 402                 DEBUG(0,("pdb_get_sampwent: Bad TDB Context pointer.\n"));
 403                 return False;
 404         }
 405
 406         data = tdb_fetch (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
 407         if (!data.dptr)
 408         {
 409                 DEBUG(5,("pdb_getsampwent: database entry not found.\n"));
 410                 return False;
 411         }
 412
 413         /* unpack the buffer */
 414         if (!init_sam_from_buffer (user, data.dptr, data.dsize))
 415         {
 416                 DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
 417                 return False;
 418         }
 419
 420         /* validate the account and fill in UNIX uid and gid.  sys_getpwnam()
 421            is used instaed of Get_Pwnam() as we do not need to try case
 422            permutations */
 423         if ((pw=sys_getpwnam(pdb_get_username(user))) == NULL)
 424         {
 425                 DEBUG(0,("pdb_getsampwent: getpwnam(%s) return NULL.  User does not exist!\n",
 426                           pdb_get_username(user)));
 427                 return False;
 428         }
 429
 430         uid = pw->pw_uid;
 431         gid = pw->pw_gid;
 432         pdb_set_uid (user, uid);
 433         pdb_set_gid (user, gid);
 434
 435         /* 21 days from present */
 436         pdb_set_pass_must_change_time(user, time(NULL)+1814400);
 437
 438         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_logon_script(user));
 439         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_profile_path(user));
 440         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_homedir(user));
 441
 442         /* increment to next in line */
 443         global_tdb_ent.key = tdb_nextkey (global_tdb_ent.passwd_tdb, global_tdb_ent.key);
 444
 445         return True;
 446 }
 447
 448 /******************************************************************
 449  Lookup a name in the SAM TDB
 450 ******************************************************************/
 451 BOOL pdb_getsampwnam (SAM_ACCOUNT *user, char *sname)
 452 {
 453         TDB_CONTEXT     *pwd_tdb;
 454         TDB_DATA        data, key;
 455         fstring         keystr;
 456         struct passwd   *pw;
 457         pstring         tdbfile;
 458         fstring         name;
 459         uid_t           uid;
 460         gid_t           gid;
 461
 462
 463         if (user==NULL) {
 464                 DEBUG(0,("pdb_getsampwnam: SAM_ACCOUNT is NULL.\n"));
 465                 return False;
 466         }
 467
 468         fstrcpy (name, sname);
 469         strlower (name);
 470         pstrcpy (tdbfile, lp_private_dir());
 471         pstrcat (tdbfile, PASSDB_FILE_NAME);
 472
 473         /* set search key */
 474         slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
 475         key.dptr = keystr;
 476         key.dsize = strlen (keystr) + 1;
 477
 478         /* open the accounts TDB */
 479         if (!(pwd_tdb = tdb_open(tdbfile, 0, 0, O_RDONLY, 0600)))
 480         {
 481                 DEBUG(0, ("pdb_getsampwnam: Unable to open TDB passwd!\n"));
 482                 return False;
 483         }
 484
 485         /* get the record */
 486         data = tdb_fetch (pwd_tdb, key);
 487         if (!data.dptr)
 488         {
 489                 DEBUG(5,("pdb_getsampwnam (TDB): error fetching database.\n"));
 490                 DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 491                 tdb_close (pwd_tdb);
 492                 return False;
 493         }
 494
 495         /* unpack the buffer */
 496         if (!init_sam_from_buffer (user, data.dptr, data.dsize))
 497         {
 498                 DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
 499                 return False;
 500         }
 501
 502         /* validate the account and fill in UNIX uid and gid.  sys_getpwnam()
 503            is used instaed of Get_Pwnam() as we do not need to try case
 504            permutations */
 505         if ((pw=sys_getpwnam(pdb_get_username(user))) == NULL)
 506         {
 507                 DEBUG(0,("pdb_getsampwent: getpwnam(%s) return NULL.  User does not exist!\n",
 508                           pdb_get_username(user)));
 509                 return False;
 510         }
 511
 512         uid = pw->pw_uid;
 513         gid = pw->pw_gid;
 514         pdb_set_uid (user, uid);
 515         pdb_set_gid (user, gid);
 516
 517         /* 21 days from present */
 518         pdb_set_pass_must_change_time(user, time(NULL)+1814400);
 519
 520         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_logon_script(user));
 521         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_profile_path(user));
 522         standard_sub_advanced(-1, pdb_get_username(user), "", gid, pdb_get_homedir(user));
 523
 524         /* cleanup */
 525         tdb_close (pwd_tdb);
 526
 527         return True;
 528 }
 529
 530 /***************************************************************************
 531  Search by uid
 532  **************************************************************************/
 533 BOOL pdb_getsampwuid (SAM_ACCOUNT* user, uid_t uid)
 534 {
 535         struct passwd   *pw;
 536         fstring         name;
 537
 538         if (user==NULL) {
 539                 DEBUG(0,("pdb_getsampwuid: SAM_ACCOUNT is NULL.\n"));
 540                 return False;
 541         }
 542
 543         pw = sys_getpwuid(uid);
 544         if (pw == NULL)
 545         {
 546                 DEBUG(0,("pdb_getsampwuid: getpwuid(%d) return NULL. User does not exist!\n", uid));
 547                 return False;
 548         }
 549         fstrcpy (name, pw->pw_name);
 550
 551         return pdb_getsampwnam (user, name);
 552
 553 }
 554
 555 /***************************************************************************
 556  Search by rid
 557  **************************************************************************/
 558 BOOL pdb_getsampwrid (SAM_ACCOUNT *user, uint32 rid)
 559 {
 560         TDB_CONTEXT             *pwd_tdb;
 561         TDB_DATA                data, key;
 562         fstring                 keystr;
 563         pstring                 tdbfile;
 564         fstring                 name;
 565
 566         if (user==NULL) {
 567                 DEBUG(0,("pdb_getsampwrid: SAM_ACCOUNT is NULL.\n"));
 568                 return False;
 569         }
 570
 571         pstrcpy (tdbfile, lp_private_dir());
 572         pstrcat (tdbfile, PASSDB_FILE_NAME);
 573
 574         /* set search key */
 575         slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, rid);
 576         key.dptr = keystr;
 577         key.dsize = strlen (keystr) + 1;
 578
 579         /* open the accounts TDB */
 580         if (!(pwd_tdb = tdb_open(tdbfile, 0, 0, O_RDONLY, 0600)))
 581         {
 582                 DEBUG(0, ("pdb_getsampwrid: Unable to open TDB rid database!\n"));
 583                 return False;
 584         }
 585
 586         /* get the record */
 587         data = tdb_fetch (pwd_tdb, key);
 588         if (!data.dptr)
 589         {
 590                 DEBUG(5,("pdb_getsampwrid (TDB): error fetching database.\n"));
 591                 DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 592                 tdb_close (pwd_tdb);
 593                 return False;
 594         }
 595
 596         fstrcpy (name, data.dptr);
 597
 598         tdb_close (pwd_tdb);
 599
 600         return pdb_getsampwnam (user, name);
 601 }
 602
 603
 604 /***************************************************************************
 605  Delete a SAM_ACCOUNT
 606 ****************************************************************************/
 607 BOOL pdb_delete_sam_account(char *sname)
 608 {
 609         struct passwd  *pwd = NULL;
 610         SAM_ACCOUNT     *sam_pass = NULL;
 611         TDB_CONTEXT     *pwd_tdb;
 612         TDB_DATA        key, data;
 613         fstring         keystr;
 614         pstring         tdbfile;
 615         uint32          rid;
 616         fstring         name;
 617
 618         fstrcpy (name, sname);
 619         strlower (name);
 620
 621         pstrcpy (tdbfile, lp_private_dir());
 622         pstrcat (tdbfile, PASSDB_FILE_NAME);
 623
 624         /* open the TDB */
 625         if (!(pwd_tdb = tdb_open(tdbfile, 0, 0, O_RDWR, 0600)))
 626         {
 627                 DEBUG(0, ("Unable to open TDB passwd!"));
 628                 return False;
 629         }
 630
 631         /* set the search key */
 632         slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
 633         key.dptr = keystr;
 634         key.dsize = strlen (keystr) + 1;
 635
 636         /* get the record */
 637         data = tdb_fetch (pwd_tdb, key);
 638         if (!data.dptr)
 639         {
 640                 DEBUG(5,("pdb_delete_sam_account (TDB): error fetching database.\n"));
 641                 DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 642                 tdb_close (pwd_tdb);
 643                 return False;
 644         }
 645
 646         /* unpack the buffer */
 647         if (!pdb_init_sam (&sam_pass))
 648         {
 649                 tdb_close (pwd_tdb);
 650                 return False;
 651         }
 652
 653         if (!init_sam_from_buffer (sam_pass, data.dptr, data.dsize))
 654         {
 655                 DEBUG(0,("pdb_getsampwent: Bad SAM_ACCOUNT entry returned from TDB!\n"));
 656                 tdb_close (pwd_tdb);
 657                 return False;
 658         }
 659
 660         pwd = sys_getpwnam(sam_pass->username);
 661
 662         pdb_free_sam (sam_pass);
 663
 664         rid = pdb_uid_to_user_rid (pwd->pw_uid);
 665
 666         /* it's outaa here!  8^) */
 667         if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS)
 668         {
 669                 DEBUG(5, ("Error deleting entry from tdb passwd database!\n"));
 670                 DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 671                 tdb_close(pwd_tdb);
 672                 return False;
 673         }
 674
 675         /* delete also the RID key */
 676
 677         /* set the search key */
 678         slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, rid);
 679         key.dptr = keystr;
 680         key.dsize = strlen (keystr) + 1;
 681
 682         /* it's outaa here!  8^) */
 683         if (tdb_delete(pwd_tdb, key) != TDB_SUCCESS)
 684         {
 685                 DEBUG(5, ("Error deleting entry from tdb rid database!\n"));
 686                 DEBUGADD(5, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 687                 tdb_close(pwd_tdb);
 688                 return False;
 689         }
 690
 691         tdb_close(pwd_tdb);
 692
 693         return True;
 694 }
 695
 696 /***************************************************************************
 697  Update the TDB SAM
 698 ****************************************************************************/
 699 static BOOL tdb_update_sam(SAM_ACCOUNT* newpwd, BOOL override, int flag)
 700 {
 701         TDB_CONTEXT     *pwd_tdb;
 702         TDB_DATA        key, data;
 703         uint8           *buf = NULL;
 704         fstring         keystr;
 705         pstring         tdbfile;
 706         fstring         name;
 707         int             newtdb = FALSE;
 708
 709         pstrcpy (tdbfile, lp_private_dir());
 710         pstrcat (tdbfile, PASSDB_FILE_NAME);
 711
 712         if ( (!newpwd->uid) || (!newpwd->gid) )
 713                 DEBUG (0,("tdb_update_sam: Storing a SAM_ACCOUNT for [%s] with uid %d and gid %d!\n",
 714                         newpwd->username, newpwd->uid, newpwd->gid));
 715
 716         /* if we don't have a RID, then generate one */
 717         if (!newpwd->user_rid)
 718                 pdb_set_user_rid (newpwd, pdb_uid_to_user_rid (newpwd->uid));
 719         if (!newpwd->group_rid)
 720                 pdb_set_group_rid (newpwd, pdb_gid_to_group_rid (newpwd->gid));
 721
 722
 723         /* copy the SAM_ACCOUNT struct into a BYTE buffer for storage */
 724         if ((data.dsize=init_buffer_from_sam (&buf, newpwd)) == -1)
 725         {
 726                 DEBUG(0,("tdb_update_sam: ERROR - Unable to copy SAM_ACCOUNT info BYTE buffer!\n"));
 727                 return False;
 728         }
 729         data.dptr = buf;
 730
 731         fstrcpy (name, pdb_get_username(newpwd));
 732         strlower (name);
 733
 734         /* setup the USER index key */
 735         slprintf(keystr, sizeof(keystr)-1, "%s%s", USERPREFIX, name);
 736         key.dptr = keystr;
 737         key.dsize = strlen (keystr) + 1;
 738
 739         /* invalidate the existing TDB iterator if it is open */
 740         if (global_tdb_ent.passwd_tdb)
 741         {
 742                 tdb_close(global_tdb_ent.passwd_tdb);
 743                 global_tdb_ent.passwd_tdb = NULL;
 744         }
 745
 746         /* open the account TDB passwd*/
 747         if (!(pwd_tdb = tdb_open(tdbfile, 0, 0, O_RDWR, 0600)))
 748         {
 749                 DEBUG(0, ("tdb_update_sam: Unable to open TDB passwd!\n"));
 750                 if (flag == TDB_INSERT)
 751                 {
 752                         DEBUG(0, ("Unable to open TDB passwd, trying create new!\n"));
 753                         if (!(pwd_tdb = tdb_open(tdbfile, 0, 0, O_RDWR | O_CREAT | O_EXCL, 0600)))
 754                         {
 755                                 DEBUG(0, ("Unable to create TDB passwd (passdb.tdb) !!!\n"));
 756                                 return False;
 757                         }
 758                         newtdb = TRUE;
 759                 }
 760         }
 761
 762         /* add the account */
 763         if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS)
 764         {
 765                 DEBUG(0, ("Unable to modify passwd TDB!"));
 766                 DEBUGADD(0, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 767                 tdb_close (pwd_tdb);
 768                 return False;
 769         }
 770
 771         /* setup RID data */
 772         data.dsize = sizeof(fstring);
 773         data.dptr = name;
 774
 775         /* setup the RID index key */
 776         slprintf(keystr, sizeof(keystr)-1, "%s%.8x", RIDPREFIX, pdb_get_user_rid(newpwd));
 777         key.dptr = keystr;
 778         key.dsize = strlen (keystr) + 1;
 779
 780         /* add the reference */
 781         if (tdb_store(pwd_tdb, key, data, flag) != TDB_SUCCESS)
 782         {
 783                 DEBUG(0, ("Unable to modify TDB passwd !"));
 784                 DEBUGADD(0, (" Error: %s\n", tdb_errorstr(pwd_tdb)));
 785                 tdb_close (pwd_tdb);
 786                 return False;
 787         }
 788
 789         /* cleanup */
 790         tdb_close (pwd_tdb);
 791
 792         return (True);
 793 }
 794
 795 /***************************************************************************
 796  Modifies an existing SAM_ACCOUNT
 797 ****************************************************************************/
 798 BOOL pdb_update_sam_account (SAM_ACCOUNT *newpwd, BOOL override)
 799 {
 800         return (tdb_update_sam(newpwd, override, TDB_MODIFY));
 801 }
 802
 803 /***************************************************************************
 804  Adds an existing SAM_ACCOUNT
 805 ****************************************************************************/
 806 BOOL pdb_add_sam_account (SAM_ACCOUNT *newpwd)
 807 {
 808         return (tdb_update_sam(newpwd, True, TDB_INSERT));
 809 }
 810
 811
 812 #else
 813         /* Do *NOT* make this function static. It breaks the compile on gcc. JRA */
 814         void samtdb_dummy_function(void) { } /* stop some compilers complaining */
 815 #endif /* WITH_TDBPWD */