source3/rpc_server/srv_lsa_nt.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Andrew Tridgell              1992-1997,
   5  *  Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
   6  *  Copyright (C) Paul Ashton                       1997,
   7  *  Copyright (C) Jeremy Allison                    2001, 2006.
   8  *  Copyright (C) Rafal Szczesniak                  2002,
   9  *  Copyright (C) Jim McDonough <jmcd@us.ibm.com>   2002,
  10  *  Copyright (C) Simo Sorce                        2003.
  11  *  Copyright (C) Gerald (Jerry) Carter             2005.
  12  *  Copyright (C) Volker Lendecke                   2005.
  13  *
  14  *  This program is free software; you can redistribute it and/or modify
  15  *  it under the terms of the GNU General Public License as published by
  16  *  the Free Software Foundation; either version 2 of the License, or
  17  *  (at your option) any later version.
  18  *
  19  *  This program is distributed in the hope that it will be useful,
  20  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  21  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22  *  GNU General Public License for more details.
  23  *
  24  *  You should have received a copy of the GNU General Public License
  25  *  along with this program; if not, write to the Free Software
  26  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  27  */
  28
  29 /* This is the implementation of the lsa server code. */
  30
  31 #include "includes.h"
  32
  33 #undef DBGC_CLASS
  34 #define DBGC_CLASS DBGC_RPC_SRV
  35
  36 extern PRIVS privs[];
  37
  38 struct lsa_info {
  39         DOM_SID sid;
  40         uint32 access;
  41 };
  42
  43 struct generic_mapping lsa_generic_mapping = {
  44         POLICY_READ,
  45         POLICY_WRITE,
  46         POLICY_EXECUTE,
  47         POLICY_ALL_ACCESS
  48 };
  49
  50 /*******************************************************************
  51  Function to free the per handle data.
  52  ********************************************************************/
  53
  54 static void free_lsa_info(void *ptr)
  55 {
  56         struct lsa_info *lsa = (struct lsa_info *)ptr;
  57
  58         SAFE_FREE(lsa);
  59 }
  60
  61 /***************************************************************************
  62 Init dom_query
  63  ***************************************************************************/
  64
  65 static void init_dom_query_3(DOM_QUERY_3 *d_q, const char *dom_name, DOM_SID *dom_sid)
  66 {
  67         d_q->buffer_dom_name = (dom_name != NULL) ? 1 : 0; /* domain buffer pointer */
  68         d_q->buffer_dom_sid = (dom_sid != NULL) ? 1 : 0;  /* domain sid pointer */
  69
  70         /* this string is supposed to be non-null terminated. */
  71         /* But the maxlen in this UNISTR2 must include the terminating null. */
  72         init_unistr2(&d_q->uni_domain_name, dom_name, UNI_BROKEN_NON_NULL);
  73
  74         /*
  75          * I'm not sure why this really odd combination of length
  76          * values works, but it does appear to. I need to look at
  77          * this *much* more closely - but at the moment leave alone
  78          * until it's understood. This allows a W2k client to join
  79          * a domain with both odd and even length names... JRA.
  80          */
  81
  82         /*
  83          * IMPORTANT NOTE !!!!
  84          * The two fields below probably are reversed in meaning, ie.
  85          * the first field is probably the str_len, the second the max
  86          * len. Both are measured in bytes anyway.
  87          */
  88
  89         d_q->uni_dom_str_len = d_q->uni_domain_name.uni_max_len * 2;
  90         d_q->uni_dom_max_len = d_q->uni_domain_name.uni_str_len * 2;
  91
  92         if (dom_sid != NULL)
  93                 init_dom_sid2(&d_q->dom_sid, dom_sid);
  94 }
  95
  96 /***************************************************************************
  97 Init dom_query
  98  ***************************************************************************/
  99
 100 static void init_dom_query_5(DOM_QUERY_5 *d_q, const char *dom_name, DOM_SID *dom_sid)
 101 {
 102         init_dom_query_3(d_q, dom_name, dom_sid);
 103 }
 104
 105 /***************************************************************************
 106  init_dom_ref - adds a domain if it's not already in, returns the index.
 107 ***************************************************************************/
 108
 109 static int init_dom_ref(DOM_R_REF *ref, const char *dom_name, DOM_SID *dom_sid)
 110 {
 111         int num = 0;
 112
 113         if (dom_name != NULL) {
 114                 for (num = 0; num < ref->num_ref_doms_1; num++) {
 115                         if (sid_equal(dom_sid, &ref->ref_dom[num].ref_dom.sid))
 116                                 return num;
 117                 }
 118         } else {
 119                 num = ref->num_ref_doms_1;
 120         }
 121
 122         if (num >= MAX_REF_DOMAINS) {
 123                 /* index not found, already at maximum domain limit */
 124                 return -1;
 125         }
 126
 127         ref->num_ref_doms_1 = num+1;
 128         ref->ptr_ref_dom  = 1;
 129         ref->max_entries = MAX_REF_DOMAINS;
 130         ref->num_ref_doms_2 = num+1;
 131
 132         ref->hdr_ref_dom[num].ptr_dom_sid = 1; /* dom sid cannot be NULL. */
 133
 134         init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, UNI_FLAGS_NONE);
 135         init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, &ref->ref_dom[num].uni_dom_name);
 136
 137         init_dom_sid2(&ref->ref_dom[num].ref_dom, dom_sid );
 138
 139         return num;
 140 }
 141
 142 /***************************************************************************
 143  lookup_lsa_rids. Must be called as root for lookup_name to work.
 144  ***************************************************************************/
 145
 146 static NTSTATUS lookup_lsa_rids(TALLOC_CTX *mem_ctx,
 147                         DOM_R_REF *ref,
 148                         DOM_RID *prid,
 149                         uint32 num_entries,
 150                         const UNISTR2 *name,
 151                         int flags,
 152                         uint32 *pmapped_count)
 153 {
 154         uint32 mapped_count, i;
 155
 156         SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
 157
 158         mapped_count = 0;
 159         *pmapped_count = 0;
 160
 161         for (i = 0; i < num_entries; i++) {
 162                 DOM_SID sid;
 163                 uint32 rid;
 164                 int dom_idx;
 165                 char *full_name;
 166                 const char *domain;
 167                 enum SID_NAME_USE type = SID_NAME_UNKNOWN;
 168
 169                 /* Split name into domain and user component */
 170
 171                 full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]);
 172                 if (full_name == NULL) {
 173                         DEBUG(0, ("pull_ucs2_talloc failed\n"));
 174                         return NT_STATUS_NO_MEMORY;
 175                 }
 176
 177                 DEBUG(5, ("lookup_lsa_rids: looking up name %s\n", full_name));
 178
 179                 /* We can ignore the result of lookup_name, it will not touch
 180                    "type" if it's not successful */
 181
 182                 lookup_name(mem_ctx, full_name, flags, &domain, NULL,
 183                             &sid, &type);
 184
 185                 switch (type) {
 186                 case SID_NAME_USER:
 187                 case SID_NAME_DOM_GRP:
 188                 case SID_NAME_DOMAIN:
 189                 case SID_NAME_ALIAS:
 190                 case SID_NAME_WKN_GRP:
 191                         DEBUG(5, ("init_lsa_rids: %s found\n", full_name));
 192                         /* Leave these unchanged */
 193                         break;
 194                 default:
 195                         /* Don't hand out anything but the list above */
 196                         DEBUG(5, ("init_lsa_rids: %s not found\n", full_name));
 197                         type = SID_NAME_UNKNOWN;
 198                         break;
 199                 }
 200
 201                 rid = 0;
 202                 dom_idx = -1;
 203
 204                 if (type != SID_NAME_UNKNOWN) {
 205                         sid_split_rid(&sid, &rid);
 206                         dom_idx = init_dom_ref(ref, domain, &sid);
 207                         mapped_count++;
 208                 }
 209
 210                 init_dom_rid(&prid[i], rid, type, dom_idx);
 211         }
 212
 213         *pmapped_count = mapped_count;
 214         return NT_STATUS_OK;
 215 }
 216
 217 /***************************************************************************
 218  lookup_lsa_sids. Must be called as root for lookup_name to work.
 219  ***************************************************************************/
 220
 221 static NTSTATUS lookup_lsa_sids(TALLOC_CTX *mem_ctx,
 222                         DOM_R_REF *ref,
 223                         LSA_TRANSLATED_SID3 *trans_sids,
 224                         uint32 num_entries,
 225                         const UNISTR2 *name,
 226                         int flags,
 227                         uint32 *pmapped_count)
 228 {
 229         uint32 mapped_count, i;
 230
 231         SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
 232
 233         mapped_count = 0;
 234         *pmapped_count = 0;
 235
 236         for (i = 0; i < num_entries; i++) {
 237                 DOM_SID sid;
 238                 uint32 rid;
 239                 int dom_idx;
 240                 char *full_name;
 241                 const char *domain;
 242                 enum SID_NAME_USE type = SID_NAME_UNKNOWN;
 243
 244                 /* Split name into domain and user component */
 245
 246                 full_name = rpcstr_pull_unistr2_talloc(mem_ctx, &name[i]);
 247                 if (full_name == NULL) {
 248                         DEBUG(0, ("pull_ucs2_talloc failed\n"));
 249                         return NT_STATUS_NO_MEMORY;
 250                 }
 251
 252                 DEBUG(5, ("init_lsa_sids: looking up name %s\n", full_name));
 253
 254                 /* We can ignore the result of lookup_name, it will not touch
 255                    "type" if it's not successful */
 256
 257                 lookup_name(mem_ctx, full_name, flags, &domain, NULL,
 258                             &sid, &type);
 259
 260                 switch (type) {
 261                 case SID_NAME_USER:
 262                 case SID_NAME_DOM_GRP:
 263                 case SID_NAME_DOMAIN:
 264                 case SID_NAME_ALIAS:
 265                 case SID_NAME_WKN_GRP:
 266                         DEBUG(5, ("init_lsa_sids: %s found\n", full_name));
 267                         /* Leave these unchanged */
 268                         break;
 269                 default:
 270                         /* Don't hand out anything but the list above */
 271                         DEBUG(5, ("init_lsa_sids: %s not found\n", full_name));
 272                         type = SID_NAME_UNKNOWN;
 273                         break;
 274                 }
 275
 276                 rid = 0;
 277                 dom_idx = -1;
 278
 279                 if (type != SID_NAME_UNKNOWN) {
 280                         DOM_SID domain_sid;
 281                         sid_copy(&domain_sid, &sid);
 282                         sid_split_rid(&domain_sid, &rid);
 283                         dom_idx = init_dom_ref(ref, domain, &domain_sid);
 284                         mapped_count++;
 285                 }
 286
 287                 /* Initialize the LSA_TRANSLATED_SID3 return. */
 288                 trans_sids[i].sid_type = type;
 289                 trans_sids[i].sid2 = TALLOC_P(mem_ctx, DOM_SID2);
 290                 if (trans_sids[i].sid2 == NULL) {
 291                         return NT_STATUS_NO_MEMORY;
 292                 }
 293                 init_dom_sid2(trans_sids[i].sid2, &sid);
 294                 trans_sids[i].sid_idx = dom_idx;
 295         }
 296
 297         *pmapped_count = mapped_count;
 298         return NT_STATUS_OK;
 299 }
 300
 301 /***************************************************************************
 302  init_reply_lookup_names
 303  ***************************************************************************/
 304
 305 static void init_reply_lookup_names(LSA_R_LOOKUP_NAMES *r_l,
 306                 DOM_R_REF *ref, uint32 num_entries,
 307                 DOM_RID *rid, uint32 mapped_count)
 308 {
 309         r_l->ptr_dom_ref  = 1;
 310         r_l->dom_ref      = ref;
 311
 312         r_l->num_entries  = num_entries;
 313         r_l->ptr_entries  = 1;
 314         r_l->num_entries2 = num_entries;
 315         r_l->dom_rid      = rid;
 316
 317         r_l->mapped_count = mapped_count;
 318 }
 319
 320 /***************************************************************************
 321  init_reply_lookup_names2
 322  ***************************************************************************/
 323
 324 static void init_reply_lookup_names2(LSA_R_LOOKUP_NAMES2 *r_l,
 325                 DOM_R_REF *ref, uint32 num_entries,
 326                 DOM_RID2 *rid, uint32 mapped_count)
 327 {
 328         r_l->ptr_dom_ref  = 1;
 329         r_l->dom_ref      = ref;
 330
 331         r_l->num_entries  = num_entries;
 332         r_l->ptr_entries  = 1;
 333         r_l->num_entries2 = num_entries;
 334         r_l->dom_rid      = rid;
 335
 336         r_l->mapped_count = mapped_count;
 337 }
 338
 339 /***************************************************************************
 340  init_reply_lookup_names3
 341  ***************************************************************************/
 342
 343 static void init_reply_lookup_names3(LSA_R_LOOKUP_NAMES3 *r_l,
 344                 DOM_R_REF *ref, uint32 num_entries,
 345                 LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count)
 346 {
 347         r_l->ptr_dom_ref  = 1;
 348         r_l->dom_ref      = ref;
 349
 350         r_l->num_entries  = num_entries;
 351         r_l->ptr_entries  = 1;
 352         r_l->num_entries2 = num_entries;
 353         r_l->trans_sids   = trans_sids;
 354
 355         r_l->mapped_count = mapped_count;
 356 }
 357
 358 /***************************************************************************
 359  init_reply_lookup_names4
 360  ***************************************************************************/
 361
 362 static void init_reply_lookup_names4(LSA_R_LOOKUP_NAMES4 *r_l,
 363                 DOM_R_REF *ref, uint32 num_entries,
 364                 LSA_TRANSLATED_SID3 *trans_sids, uint32 mapped_count)
 365 {
 366         r_l->ptr_dom_ref  = 1;
 367         r_l->dom_ref      = ref;
 368
 369         r_l->num_entries  = num_entries;
 370         r_l->ptr_entries  = 1;
 371         r_l->num_entries2 = num_entries;
 372         r_l->trans_sids   = trans_sids;
 373
 374         r_l->mapped_count = mapped_count;
 375 }
 376
 377 /***************************************************************************
 378  Init_reply_lookup_sids.
 379  ***************************************************************************/
 380
 381 static void init_reply_lookup_sids2(LSA_R_LOOKUP_SIDS2 *r_l,
 382                                 DOM_R_REF *ref,
 383                                 LSA_TRANS_NAME_ENUM2 *names,
 384                                 uint32 mapped_count)
 385 {
 386         r_l->ptr_dom_ref  = ref ? 1 : 0;
 387         r_l->dom_ref      = ref;
 388         r_l->names        = names;
 389         r_l->mapped_count = mapped_count;
 390 }
 391
 392 /***************************************************************************
 393  Init_reply_lookup_sids.
 394  ***************************************************************************/
 395
 396 static void init_reply_lookup_sids3(LSA_R_LOOKUP_SIDS3 *r_l,
 397                                 DOM_R_REF *ref,
 398                                 LSA_TRANS_NAME_ENUM2 *names,
 399                                 uint32 mapped_count)
 400 {
 401         r_l->ptr_dom_ref  = ref ? 1 : 0;
 402         r_l->dom_ref      = ref;
 403         r_l->names        = names;
 404         r_l->mapped_count = mapped_count;
 405 }
 406
 407 /***************************************************************************
 408  Init_reply_lookup_sids.
 409  ***************************************************************************/
 410
 411 static NTSTATUS init_reply_lookup_sids(TALLOC_CTX *mem_ctx,
 412                                 LSA_R_LOOKUP_SIDS *r_l,
 413                                 DOM_R_REF *ref,
 414                                 LSA_TRANS_NAME_ENUM2 *names,
 415                                 uint32 mapped_count)
 416 {
 417         LSA_TRANS_NAME_ENUM *oldnames = TALLOC_ZERO_P(mem_ctx, LSA_TRANS_NAME_ENUM);
 418
 419         if (!oldnames) {
 420                 return NT_STATUS_NO_MEMORY;
 421         }
 422
 423         oldnames->num_entries = names->num_entries;
 424         oldnames->ptr_trans_names = names->ptr_trans_names;
 425         oldnames->num_entries2 = names->num_entries2;
 426         oldnames->uni_name = names->uni_name;
 427
 428         if (names->num_entries) {
 429                 int i;
 430
 431                 oldnames->name = TALLOC_ARRAY(oldnames, LSA_TRANS_NAME, names->num_entries);
 432
 433                 if (!oldnames->name) {
 434                         return NT_STATUS_NO_MEMORY;
 435                 }
 436                 for (i = 0; i < names->num_entries; i++) {
 437                         oldnames->name[i].sid_name_use = names->name[i].sid_name_use;
 438                         oldnames->name[i].hdr_name = names->name[i].hdr_name;
 439                         oldnames->name[i].domain_idx = names->name[i].domain_idx;
 440                 }
 441         }
 442
 443         r_l->ptr_dom_ref  = ref ? 1 : 0;
 444         r_l->dom_ref      = ref;
 445         r_l->names        = oldnames;
 446         r_l->mapped_count = mapped_count;
 447         return NT_STATUS_OK;
 448 }
 449
 450 static NTSTATUS lsa_get_generic_sd(TALLOC_CTX *mem_ctx, SEC_DESC **sd, size_t *sd_size)
 451 {
 452         DOM_SID local_adm_sid;
 453         DOM_SID adm_sid;
 454
 455         SEC_ACE ace[3];
 456         SEC_ACCESS mask;
 457
 458         SEC_ACL *psa = NULL;
 459
 460         init_sec_access(&mask, POLICY_EXECUTE);
 461         init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 462
 463         sid_copy(&adm_sid, get_global_sam_sid());
 464         sid_append_rid(&adm_sid, DOMAIN_GROUP_RID_ADMINS);
 465         init_sec_access(&mask, POLICY_ALL_ACCESS);
 466         init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 467
 468         sid_copy(&local_adm_sid, &global_sid_Builtin);
 469         sid_append_rid(&local_adm_sid, BUILTIN_ALIAS_RID_ADMINS);
 470         init_sec_access(&mask, POLICY_ALL_ACCESS);
 471         init_sec_ace(&ace[2], &local_adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 472
 473         if((psa = make_sec_acl(mem_ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
 474                 return NT_STATUS_NO_MEMORY;
 475
 476         if((*sd = make_sec_desc(mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, &adm_sid, NULL, NULL, psa, sd_size)) == NULL)
 477                 return NT_STATUS_NO_MEMORY;
 478
 479         return NT_STATUS_OK;
 480 }
 481
 482 #if 0   /* AD DC work in ongoing in Samba 4 */
 483
 484 /***************************************************************************
 485  Init_dns_dom_info.
 486 ***************************************************************************/
 487
 488 static void init_dns_dom_info(LSA_DNS_DOM_INFO *r_l, const char *nb_name,
 489                               const char *dns_name, const char *forest_name,
 490                               struct uuid *dom_guid, DOM_SID *dom_sid)
 491 {
 492         if (nb_name && *nb_name) {
 493                 init_unistr2(&r_l->uni_nb_dom_name, nb_name, UNI_FLAGS_NONE);
 494                 init_uni_hdr(&r_l->hdr_nb_dom_name, &r_l->uni_nb_dom_name);
 495                 r_l->hdr_nb_dom_name.uni_max_len += 2;
 496                 r_l->uni_nb_dom_name.uni_max_len += 1;
 497         }
 498
 499         if (dns_name && *dns_name) {
 500                 init_unistr2(&r_l->uni_dns_dom_name, dns_name, UNI_FLAGS_NONE);
 501                 init_uni_hdr(&r_l->hdr_dns_dom_name, &r_l->uni_dns_dom_name);
 502                 r_l->hdr_dns_dom_name.uni_max_len += 2;
 503                 r_l->uni_dns_dom_name.uni_max_len += 1;
 504         }
 505
 506         if (forest_name && *forest_name) {
 507                 init_unistr2(&r_l->uni_forest_name, forest_name, UNI_FLAGS_NONE);
 508                 init_uni_hdr(&r_l->hdr_forest_name, &r_l->uni_forest_name);
 509                 r_l->hdr_forest_name.uni_max_len += 2;
 510                 r_l->uni_forest_name.uni_max_len += 1;
 511         }
 512
 513         /* how do we init the guid ? probably should write an init fn */
 514         if (dom_guid) {
 515                 memcpy(&r_l->dom_guid, dom_guid, sizeof(struct uuid));
 516         }
 517
 518         if (dom_sid) {
 519                 r_l->ptr_dom_sid = 1;
 520                 init_dom_sid2(&r_l->dom_sid, dom_sid);
 521         }
 522 }
 523 #endif  /* AD DC work in ongoing in Samba 4 */
 524
 525
 526 /***************************************************************************
 527  _lsa_open_policy2.
 528  ***************************************************************************/
 529
 530 NTSTATUS _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u)
 531 {
 532         struct lsa_info *info;
 533         SEC_DESC *psd = NULL;
 534         size_t sd_size;
 535         uint32 des_access=q_u->des_access;
 536         uint32 acc_granted;
 537         NTSTATUS status;
 538
 539
 540         /* map the generic bits to the lsa policy ones */
 541         se_map_generic(&des_access, &lsa_generic_mapping);
 542
 543         /* get the generic lsa policy SD until we store it */
 544         lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
 545
 546         if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) {
 547                 if (geteuid() != 0) {
 548                         return status;
 549                 }
 550                 DEBUG(4,("ACCESS should be DENIED (granted: %#010x;  required: %#010x)\n",
 551                          acc_granted, des_access));
 552                 DEBUGADD(4,("but overwritten by euid == 0\n"));
 553         }
 554
 555         /* This is needed for lsa_open_account and rpcclient .... :-) */
 556
 557         if (geteuid() == 0)
 558                 acc_granted = POLICY_ALL_ACCESS;
 559
 560         /* associate the domain SID with the (unique) handle. */
 561         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
 562                 return NT_STATUS_NO_MEMORY;
 563
 564         ZERO_STRUCTP(info);
 565         sid_copy(&info->sid,get_global_sam_sid());
 566         info->access = acc_granted;
 567
 568         /* set up the LSA QUERY INFO response */
 569         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
 570                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 571
 572         return NT_STATUS_OK;
 573 }
 574
 575 /***************************************************************************
 576  _lsa_open_policy
 577  ***************************************************************************/
 578
 579 NTSTATUS _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u)
 580 {
 581         struct lsa_info *info;
 582         SEC_DESC *psd = NULL;
 583         size_t sd_size;
 584         uint32 des_access=q_u->des_access;
 585         uint32 acc_granted;
 586         NTSTATUS status;
 587
 588
 589         /* map the generic bits to the lsa policy ones */
 590         se_map_generic(&des_access, &lsa_generic_mapping);
 591
 592         /* get the generic lsa policy SD until we store it */
 593         lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
 594
 595         if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) {
 596                 if (geteuid() != 0) {
 597                         return status;
 598                 }
 599                 DEBUG(4,("ACCESS should be DENIED (granted: %#010x;  required: %#010x)\n",
 600                          acc_granted, des_access));
 601                 DEBUGADD(4,("but overwritten by euid == 0\n"));
 602                 acc_granted = des_access;
 603         }
 604
 605         /* associate the domain SID with the (unique) handle. */
 606         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
 607                 return NT_STATUS_NO_MEMORY;
 608
 609         ZERO_STRUCTP(info);
 610         sid_copy(&info->sid,get_global_sam_sid());
 611         info->access = acc_granted;
 612
 613         /* set up the LSA QUERY INFO response */
 614         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
 615                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 616
 617         return NT_STATUS_OK;
 618 }
 619
 620 /***************************************************************************
 621  _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA.
 622  ufff, done :)  mimir
 623  ***************************************************************************/
 624
 625 NTSTATUS _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u,
 626                              LSA_R_ENUM_TRUST_DOM *r_u)
 627 {
 628         struct lsa_info *info;
 629         uint32 next_idx;
 630         struct trustdom_info **domains;
 631
 632         /*
 633          * preferred length is set to 5 as a "our" preferred length
 634          * nt sets this parameter to 2
 635          * update (20.08.2002): it's not preferred length, but preferred size!
 636          * it needs further investigation how to optimally choose this value
 637          */
 638         uint32 max_num_domains =
 639                 q_u->preferred_len < 5 ? q_u->preferred_len : 10;
 640         uint32 num_domains;
 641         NTSTATUS nt_status;
 642         uint32 num_thistime;
 643
 644         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
 645                 return NT_STATUS_INVALID_HANDLE;
 646
 647         /* check if the user have enough rights */
 648         if (!(info->access & POLICY_VIEW_LOCAL_INFORMATION))
 649                 return NT_STATUS_ACCESS_DENIED;
 650
 651         nt_status = secrets_trusted_domains(p->mem_ctx, &num_domains,
 652                                             &domains);
 653
 654         if (!NT_STATUS_IS_OK(nt_status)) {
 655                 return nt_status;
 656         }
 657
 658         if (q_u->enum_context < num_domains) {
 659                 num_thistime = MIN(num_domains, max_num_domains);
 660
 661                 r_u->status = STATUS_MORE_ENTRIES;
 662
 663                 if (q_u->enum_context + num_thistime > num_domains) {
 664                         num_thistime = num_domains - q_u->enum_context;
 665                         r_u->status = NT_STATUS_OK;
 666                 }
 667
 668                 next_idx = q_u->enum_context + num_thistime;
 669         } else {
 670                 num_thistime = 0;
 671                 next_idx = 0xffffffff;
 672                 r_u->status = NT_STATUS_NO_MORE_ENTRIES;
 673         }
 674
 675         /* set up the lsa_enum_trust_dom response */
 676
 677         init_r_enum_trust_dom(p->mem_ctx, r_u, next_idx,
 678                               num_thistime, domains+q_u->enum_context);
 679
 680         return r_u->status;
 681 }
 682
 683 /***************************************************************************
 684  _lsa_query_info. See the POLICY_INFOMATION_CLASS docs at msdn.
 685  ***************************************************************************/
 686
 687 NTSTATUS _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u)
 688 {
 689         struct lsa_info *handle;
 690         LSA_INFO_CTR *ctr = &r_u->ctr;
 691         DOM_SID domain_sid;
 692         const char *name;
 693         DOM_SID *sid = NULL;
 694
 695         r_u->status = NT_STATUS_OK;
 696
 697         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
 698                 return NT_STATUS_INVALID_HANDLE;
 699
 700         switch (q_u->info_class) {
 701         case 0x02:
 702                 {
 703
 704                 uint32 policy_def = LSA_AUDIT_POLICY_ALL;
 705
 706                 /* check if the user have enough rights */
 707                 if (!(handle->access & POLICY_VIEW_AUDIT_INFORMATION)) {
 708                         DEBUG(10,("_lsa_query_info: insufficient access rights\n"));
 709                         return NT_STATUS_ACCESS_DENIED;
 710                 }
 711
 712                 /* fake info: We audit everything. ;) */
 713                 ctr->info.id2.ptr = 1;
 714                 ctr->info.id2.auditing_enabled = True;
 715                 ctr->info.id2.count1 = ctr->info.id2.count2 = LSA_AUDIT_NUM_CATEGORIES;
 716
 717                 if ((ctr->info.id2.auditsettings = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, LSA_AUDIT_NUM_CATEGORIES)) == NULL)
 718                         return NT_STATUS_NO_MEMORY;
 719
 720                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_ACCOUNT_MANAGEMENT] = policy_def;
 721                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_FILE_AND_OBJECT_ACCESS] = policy_def;
 722                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_LOGON] = policy_def;
 723                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_PROCCESS_TRACKING] = policy_def;
 724                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_SECURITY_POLICY_CHANGES] = policy_def;
 725                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_SYSTEM] = policy_def;
 726                 ctr->info.id2.auditsettings[LSA_AUDIT_CATEGORY_USE_OF_USER_RIGHTS] = policy_def;
 727
 728                 break;
 729                 }
 730         case 0x03:
 731                 /* check if the user have enough rights */
 732                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 733                         return NT_STATUS_ACCESS_DENIED;
 734
 735                 /* Request PolicyPrimaryDomainInformation. */
 736                 switch (lp_server_role()) {
 737                         case ROLE_DOMAIN_PDC:
 738                         case ROLE_DOMAIN_BDC:
 739                                 name = get_global_sam_name();
 740                                 sid = get_global_sam_sid();
 741                                 break;
 742                         case ROLE_DOMAIN_MEMBER:
 743                                 name = lp_workgroup();
 744                                 /* We need to return the Domain SID here. */
 745                                 if (secrets_fetch_domain_sid(lp_workgroup(), &domain_sid))
 746                                         sid = &domain_sid;
 747                                 else
 748                                         return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
 749                                 break;
 750                         case ROLE_STANDALONE:
 751                                 name = lp_workgroup();
 752                                 sid = NULL;
 753                                 break;
 754                         default:
 755                                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
 756                 }
 757                 init_dom_query_3(&r_u->ctr.info.id3, name, sid);
 758                 break;
 759         case 0x05:
 760                 /* check if the user have enough rights */
 761                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 762                         return NT_STATUS_ACCESS_DENIED;
 763
 764                 /* Request PolicyAccountDomainInformation. */
 765                 name = get_global_sam_name();
 766                 sid = get_global_sam_sid();
 767                 init_dom_query_5(&r_u->ctr.info.id5, name, sid);
 768                 break;
 769         case 0x06:
 770                 /* check if the user have enough rights */
 771                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 772                         return NT_STATUS_ACCESS_DENIED;
 773
 774                 switch (lp_server_role()) {
 775                         case ROLE_DOMAIN_BDC:
 776                                 /*
 777                                  * only a BDC is a backup controller
 778                                  * of the domain, it controls.
 779                                  */
 780                                 ctr->info.id6.server_role = 2;
 781                                 break;
 782                         default:
 783                                 /*
 784                                  * any other role is a primary
 785                                  * of the domain, it controls.
 786                                  */
 787                                 ctr->info.id6.server_role = 3;
 788                                 break;
 789                 }
 790                 break;
 791         default:
 792                 DEBUG(0,("_lsa_query_info: unknown info level in Lsa Query: %d\n", q_u->info_class));
 793                 r_u->status = NT_STATUS_INVALID_INFO_CLASS;
 794                 break;
 795         }
 796
 797         if (NT_STATUS_IS_OK(r_u->status)) {
 798                 r_u->dom_ptr = 0x22000000; /* bizarre */
 799                 ctr->info_class = q_u->info_class;
 800         }
 801
 802         return r_u->status;
 803 }
 804
 805 /***************************************************************************
 806  _lsa_lookup_sids_internal
 807  ***************************************************************************/
 808
 809 static NTSTATUS _lsa_lookup_sids_internal(pipes_struct *p,
 810                                 uint16 level,                           /* input */
 811                                 int num_sids,                           /* input */
 812                                 const DOM_SID2 *sid,                    /* input */
 813                                 DOM_R_REF **pp_ref,                     /* output */
 814                                 LSA_TRANS_NAME_ENUM2 **pp_names,        /* output */
 815                                 uint32 *pp_mapped_count)
 816 {
 817         NTSTATUS status;
 818         int i;
 819         const DOM_SID **sids = NULL;
 820         LSA_TRANS_NAME_ENUM2 *names = NULL;
 821         DOM_R_REF *ref = NULL;
 822         uint32 mapped_count = 0;
 823         struct lsa_dom_info *dom_infos = NULL;
 824         struct lsa_name_info *name_infos = NULL;
 825
 826         *pp_mapped_count = 0;
 827         *pp_ref = NULL;
 828         *pp_names = NULL;
 829
 830         names = TALLOC_ZERO_P(p->mem_ctx, LSA_TRANS_NAME_ENUM2);
 831         sids = TALLOC_ARRAY(p->mem_ctx, const DOM_SID *, num_sids);
 832         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
 833
 834         if (sids == NULL || names == NULL || ref == NULL) {
 835                 return NT_STATUS_NO_MEMORY;
 836         }
 837
 838         for (i=0; i<num_sids; i++) {
 839                 sids[i] = &sid[i].sid;
 840         }
 841
 842         status = lookup_sids(p->mem_ctx, num_sids, sids, level,
 843                                   &dom_infos, &name_infos);
 844
 845         if (!NT_STATUS_IS_OK(status)) {
 846                 return status;
 847         }
 848
 849         if (num_sids > 0) {
 850                 names->name = TALLOC_ARRAY(names, LSA_TRANS_NAME2, num_sids);
 851                 names->uni_name = TALLOC_ARRAY(names, UNISTR2, num_sids);
 852                 if ((names->name == NULL) || (names->uni_name == NULL)) {
 853                         return NT_STATUS_NO_MEMORY;
 854                 }
 855         }
 856
 857         for (i=0; i<MAX_REF_DOMAINS; i++) {
 858
 859                 if (!dom_infos[i].valid) {
 860                         break;
 861                 }
 862
 863                 if (init_dom_ref(ref, dom_infos[i].name,
 864                                  &dom_infos[i].sid) != i) {
 865                         DEBUG(0, ("Domain %s mentioned twice??\n",
 866                                   dom_infos[i].name));
 867                         return NT_STATUS_INTERNAL_ERROR;
 868                 }
 869         }
 870
 871         for (i=0; i<num_sids; i++) {
 872                 struct lsa_name_info *name = &name_infos[i];
 873
 874                 if (name->type == SID_NAME_UNKNOWN) {
 875                         name->dom_idx = -1;
 876                         name->name = talloc_asprintf(p->mem_ctx, "%8.8x",
 877                                                      name->rid);
 878                         if (name->name == NULL) {
 879                                 return NT_STATUS_NO_MEMORY;
 880                         }
 881                 } else {
 882                         mapped_count += 1;
 883                 }
 884                 init_lsa_trans_name2(&names->name[i], &names->uni_name[i],
 885                                     name->type, name->name, name->dom_idx);
 886         }
 887
 888         names->num_entries = num_sids;
 889         names->ptr_trans_names = 1;
 890         names->num_entries2 = num_sids;
 891
 892         status = NT_STATUS_NONE_MAPPED;
 893         if (mapped_count > 0) {
 894                 status = (mapped_count < num_sids) ?
 895                         STATUS_SOME_UNMAPPED : NT_STATUS_OK;
 896         }
 897
 898         DEBUG(10, ("num_sids %d, mapped_count %d, status %s\n",
 899                    num_sids, mapped_count, nt_errstr(status)));
 900
 901         *pp_mapped_count = mapped_count;
 902         *pp_ref = ref;
 903         *pp_names = names;
 904
 905         return status;
 906 }
 907
 908 /***************************************************************************
 909  _lsa_lookup_sids
 910  ***************************************************************************/
 911
 912 NTSTATUS _lsa_lookup_sids(pipes_struct *p,
 913                           LSA_Q_LOOKUP_SIDS *q_u,
 914                           LSA_R_LOOKUP_SIDS *r_u)
 915 {
 916         struct lsa_info *handle;
 917         int num_sids = q_u->sids.num_entries;
 918         uint32 mapped_count = 0;
 919         DOM_R_REF *ref = NULL;
 920         LSA_TRANS_NAME_ENUM2 *names = NULL;
 921         NTSTATUS status;
 922
 923         if ((q_u->level < 1) || (q_u->level > 6)) {
 924                 return NT_STATUS_INVALID_PARAMETER;
 925         }
 926
 927         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
 928                 return NT_STATUS_INVALID_HANDLE;
 929         }
 930
 931         /* check if the user has enough rights */
 932         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 933                 return NT_STATUS_ACCESS_DENIED;
 934         }
 935
 936         if (num_sids >  MAX_LOOKUP_SIDS) {
 937                 DEBUG(5,("_lsa_lookup_sids: limit of %d exceeded, requested %d\n",
 938                          MAX_LOOKUP_SIDS, num_sids));
 939                 return NT_STATUS_NONE_MAPPED;
 940         }
 941
 942         r_u->status = _lsa_lookup_sids_internal(p,
 943                                                 q_u->level,
 944                                                 num_sids,
 945                                                 q_u->sids.sid,
 946                                                 &ref,
 947                                                 &names,
 948                                                 &mapped_count);
 949
 950         /* Convert from LSA_TRANS_NAME_ENUM2 to LSA_TRANS_NAME_ENUM */
 951
 952         status = init_reply_lookup_sids(p->mem_ctx, r_u, ref, names, mapped_count);
 953         if (!NT_STATUS_IS_OK(status)) {
 954                 return status;
 955         }
 956         return r_u->status;
 957 }
 958
 959 /***************************************************************************
 960  _lsa_lookup_sids2
 961  ***************************************************************************/
 962
 963 NTSTATUS _lsa_lookup_sids2(pipes_struct *p,
 964                           LSA_Q_LOOKUP_SIDS2 *q_u,
 965                           LSA_R_LOOKUP_SIDS2 *r_u)
 966 {
 967         struct lsa_info *handle;
 968         int num_sids = q_u->sids.num_entries;
 969         uint32 mapped_count = 0;
 970         DOM_R_REF *ref = NULL;
 971         LSA_TRANS_NAME_ENUM2 *names = NULL;
 972
 973         if ((q_u->level < 1) || (q_u->level > 6)) {
 974                 return NT_STATUS_INVALID_PARAMETER;
 975         }
 976
 977         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
 978                 return NT_STATUS_INVALID_HANDLE;
 979         }
 980
 981         /* check if the user have enough rights */
 982         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 983                 return NT_STATUS_ACCESS_DENIED;
 984         }
 985
 986         if (num_sids >  MAX_LOOKUP_SIDS) {
 987                 DEBUG(5,("_lsa_lookup_sids2: limit of %d exceeded, requested %d\n",
 988                          MAX_LOOKUP_SIDS, num_sids));
 989                 return NT_STATUS_NONE_MAPPED;
 990         }
 991
 992         r_u->status = _lsa_lookup_sids_internal(p,
 993                                                 q_u->level,
 994                                                 num_sids,
 995                                                 q_u->sids.sid,
 996                                                 &ref,
 997                                                 &names,
 998                                                 &mapped_count);
 999
1000         init_reply_lookup_sids2(r_u, ref, names, mapped_count);
1001         return r_u->status;
1002 }
1003
1004 /***************************************************************************
1005  _lsa_lookup_sida3
1006  ***************************************************************************/
1007
1008 NTSTATUS _lsa_lookup_sids3(pipes_struct *p,
1009                           LSA_Q_LOOKUP_SIDS3 *q_u,
1010                           LSA_R_LOOKUP_SIDS3 *r_u)
1011 {
1012         int num_sids = q_u->sids.num_entries;
1013         uint32 mapped_count = 0;
1014         DOM_R_REF *ref = NULL;
1015         LSA_TRANS_NAME_ENUM2 *names = NULL;
1016
1017         if ((q_u->level < 1) || (q_u->level > 6)) {
1018                 return NT_STATUS_INVALID_PARAMETER;
1019         }
1020
1021         /* No policy handle on this call. Restrict to crypto connections. */
1022         if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
1023                 DEBUG(0,("_lsa_lookup_sids3: client %s not using schannel for netlogon\n",
1024                         get_remote_machine_name() ));
1025                 return NT_STATUS_INVALID_PARAMETER;
1026         }
1027
1028         if (num_sids >  MAX_LOOKUP_SIDS) {
1029                 DEBUG(5,("_lsa_lookup_sids3: limit of %d exceeded, requested %d\n",
1030                          MAX_LOOKUP_SIDS, num_sids));
1031                 return NT_STATUS_NONE_MAPPED;
1032         }
1033
1034         r_u->status = _lsa_lookup_sids_internal(p,
1035                                                 q_u->level,
1036                                                 num_sids,
1037                                                 q_u->sids.sid,
1038                                                 &ref,
1039                                                 &names,
1040                                                 &mapped_count);
1041
1042         init_reply_lookup_sids3(r_u, ref, names, mapped_count);
1043         return r_u->status;
1044 }
1045
1046 /***************************************************************************
1047 lsa_reply_lookup_names
1048  ***************************************************************************/
1049
1050 NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u)
1051 {
1052         struct lsa_info *handle;
1053         UNISTR2 *names = q_u->uni_name;
1054         uint32 num_entries = q_u->num_entries;
1055         DOM_R_REF *ref;
1056         DOM_RID *rids;
1057         uint32 mapped_count = 0;
1058         int flags = 0;
1059
1060         if (num_entries >  MAX_LOOKUP_SIDS) {
1061                 num_entries = MAX_LOOKUP_SIDS;
1062                 DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries));
1063         }
1064
1065         /* Probably the lookup_level is some sort of bitmask. */
1066         if (q_u->lookup_level == 1) {
1067                 flags = LOOKUP_NAME_ALL;
1068         }
1069
1070         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1071         rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries);
1072
1073         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1074                 r_u->status = NT_STATUS_INVALID_HANDLE;
1075                 goto done;
1076         }
1077
1078         /* check if the user have enough rights */
1079         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1080                 r_u->status = NT_STATUS_ACCESS_DENIED;
1081                 goto done;
1082         }
1083
1084         if (!ref || !rids)
1085                 return NT_STATUS_NO_MEMORY;
1086
1087         /* set up the LSA Lookup RIDs response */
1088         become_root(); /* lookup_name can require root privs */
1089         r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
1090                                       names, flags, &mapped_count);
1091         unbecome_root();
1092
1093 done:
1094
1095         if (NT_STATUS_IS_OK(r_u->status) && (num_entries != 0) ) {
1096                 if (mapped_count == 0)
1097                         r_u->status = NT_STATUS_NONE_MAPPED;
1098                 else if (mapped_count != num_entries)
1099                         r_u->status = STATUS_SOME_UNMAPPED;
1100         }
1101
1102         init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count);
1103         return r_u->status;
1104 }
1105
1106 /***************************************************************************
1107 lsa_reply_lookup_names2
1108  ***************************************************************************/
1109
1110 NTSTATUS _lsa_lookup_names2(pipes_struct *p, LSA_Q_LOOKUP_NAMES2 *q_u, LSA_R_LOOKUP_NAMES2 *r_u)
1111 {
1112         struct lsa_info *handle;
1113         UNISTR2 *names = q_u->uni_name;
1114         uint32 num_entries = q_u->num_entries;
1115         DOM_R_REF *ref;
1116         DOM_RID *rids;
1117         DOM_RID2 *rids2;
1118         int i;
1119         uint32 mapped_count = 0;
1120         int flags = 0;
1121
1122         if (num_entries >  MAX_LOOKUP_SIDS) {
1123                 num_entries = MAX_LOOKUP_SIDS;
1124                 DEBUG(5,("_lsa_lookup_names2: truncating name lookup list to %d\n", num_entries));
1125         }
1126
1127         /* Probably the lookup_level is some sort of bitmask. */
1128         if (q_u->lookup_level == 1) {
1129                 flags = LOOKUP_NAME_ALL;
1130         }
1131
1132         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1133         rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries);
1134         rids2 = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID2, num_entries);
1135
1136         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1137                 r_u->status = NT_STATUS_INVALID_HANDLE;
1138                 goto done;
1139         }
1140
1141         /* check if the user have enough rights */
1142         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1143                 r_u->status = NT_STATUS_ACCESS_DENIED;
1144                 goto done;
1145         }
1146
1147         if (!ref || !rids || !rids2) {
1148                 return NT_STATUS_NO_MEMORY;
1149         }
1150
1151         /* set up the LSA Lookup RIDs response */
1152         become_root(); /* lookup_name can require root privs */
1153         r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
1154                                       names, flags, &mapped_count);
1155         unbecome_root();
1156
1157 done:
1158
1159         if (NT_STATUS_IS_OK(r_u->status)) {
1160                 if (mapped_count == 0) {
1161                         r_u->status = NT_STATUS_NONE_MAPPED;
1162                 } else if (mapped_count != num_entries) {
1163                         r_u->status = STATUS_SOME_UNMAPPED;
1164                 }
1165         }
1166
1167         /* Convert the rids array to rids2. */
1168         for (i = 0; i < num_entries; i++) {
1169                 rids2[i].type = rids[i].type;
1170                 rids2[i].rid = rids[i].rid;
1171                 rids2[i].rid_idx = rids[i].rid_idx;
1172                 rids2[i].unknown = 0;
1173         }
1174
1175         init_reply_lookup_names2(r_u, ref, num_entries, rids2, mapped_count);
1176         return r_u->status;
1177 }
1178
1179 /***************************************************************************
1180 lsa_reply_lookup_names3.
1181  ***************************************************************************/
1182
1183 NTSTATUS _lsa_lookup_names3(pipes_struct *p, LSA_Q_LOOKUP_NAMES3 *q_u, LSA_R_LOOKUP_NAMES3 *r_u)
1184 {
1185         struct lsa_info *handle;
1186         UNISTR2 *names = q_u->uni_name;
1187         uint32 num_entries = q_u->num_entries;
1188         DOM_R_REF *ref = NULL;
1189         LSA_TRANSLATED_SID3 *trans_sids = NULL;
1190         uint32 mapped_count = 0;
1191         int flags = 0;
1192
1193         if (num_entries >  MAX_LOOKUP_SIDS) {
1194                 num_entries = MAX_LOOKUP_SIDS;
1195                 DEBUG(5,("_lsa_lookup_names3: truncating name lookup list to %d\n", num_entries));
1196         }
1197
1198         /* Probably the lookup_level is some sort of bitmask. */
1199         if (q_u->lookup_level == 1) {
1200                 flags = LOOKUP_NAME_ALL;
1201         }
1202
1203         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1204         trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
1205
1206         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1207                 r_u->status = NT_STATUS_INVALID_HANDLE;
1208                 goto done;
1209         }
1210
1211         /* check if the user have enough rights */
1212         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1213                 r_u->status = NT_STATUS_ACCESS_DENIED;
1214                 goto done;
1215         }
1216
1217         if (!ref || !trans_sids) {
1218                 return NT_STATUS_NO_MEMORY;
1219         }
1220
1221         /* set up the LSA Lookup SIDs response */
1222         become_root(); /* lookup_name can require root privs */
1223         r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
1224                                       names, flags, &mapped_count);
1225         unbecome_root();
1226
1227 done:
1228
1229         if (NT_STATUS_IS_OK(r_u->status)) {
1230                 if (mapped_count == 0) {
1231                         r_u->status = NT_STATUS_NONE_MAPPED;
1232                 } else if (mapped_count != num_entries) {
1233                         r_u->status = STATUS_SOME_UNMAPPED;
1234                 }
1235         }
1236
1237         init_reply_lookup_names3(r_u, ref, num_entries, trans_sids, mapped_count);
1238         return r_u->status;
1239 }
1240
1241 /***************************************************************************
1242 lsa_reply_lookup_names4.
1243  ***************************************************************************/
1244
1245 NTSTATUS _lsa_lookup_names4(pipes_struct *p, LSA_Q_LOOKUP_NAMES4 *q_u, LSA_R_LOOKUP_NAMES4 *r_u)
1246 {
1247         UNISTR2 *names = q_u->uni_name;
1248         uint32 num_entries = q_u->num_entries;
1249         DOM_R_REF *ref = NULL;
1250         LSA_TRANSLATED_SID3 *trans_sids = NULL;
1251         uint32 mapped_count = 0;
1252         int flags = 0;
1253
1254         if (num_entries >  MAX_LOOKUP_SIDS) {
1255                 num_entries = MAX_LOOKUP_SIDS;
1256                 DEBUG(5,("_lsa_lookup_names4: truncating name lookup list to %d\n", num_entries));
1257         }
1258
1259         /* Probably the lookup_level is some sort of bitmask. */
1260         if (q_u->lookup_level == 1) {
1261                 flags = LOOKUP_NAME_ALL;
1262         }
1263
1264         /* No policy handle on this call. Restrict to crypto connections. */
1265         if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
1266                 DEBUG(0,("_lsa_lookup_names4: client %s not using schannel for netlogon\n",
1267                         get_remote_machine_name() ));
1268                 return NT_STATUS_INVALID_PARAMETER;
1269         }
1270
1271         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1272         trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
1273
1274         if (!ref || !trans_sids) {
1275                 return NT_STATUS_NO_MEMORY;
1276         }
1277
1278         /* set up the LSA Lookup SIDs response */
1279         become_root(); /* lookup_name can require root privs */
1280         r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
1281                                       names, flags, &mapped_count);
1282         unbecome_root();
1283
1284         if (NT_STATUS_IS_OK(r_u->status)) {
1285                 if (mapped_count == 0) {
1286                         r_u->status = NT_STATUS_NONE_MAPPED;
1287                 } else if (mapped_count != num_entries) {
1288                         r_u->status = STATUS_SOME_UNMAPPED;
1289                 }
1290         }
1291
1292         init_reply_lookup_names4(r_u, ref, num_entries, trans_sids, mapped_count);
1293         return r_u->status;
1294 }
1295
1296 /***************************************************************************
1297  _lsa_close. Also weird - needs to check if lsa handle is correct. JRA.
1298  ***************************************************************************/
1299
1300 NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u)
1301 {
1302         if (!find_policy_by_hnd(p, &q_u->pol, NULL)) {
1303                 return NT_STATUS_INVALID_HANDLE;
1304         }
1305
1306         close_policy_hnd(p, &q_u->pol);
1307         return NT_STATUS_OK;
1308 }
1309
1310 /***************************************************************************
1311  ***************************************************************************/
1312
1313 NTSTATUS _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u)
1314 {
1315         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1316 }
1317
1318 /***************************************************************************
1319  ***************************************************************************/
1320
1321 NTSTATUS _lsa_open_trusted_domain(pipes_struct *p, LSA_Q_OPEN_TRUSTED_DOMAIN *q_u, LSA_R_OPEN_TRUSTED_DOMAIN *r_u)
1322 {
1323         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1324 }
1325
1326 /***************************************************************************
1327  ***************************************************************************/
1328
1329 NTSTATUS _lsa_create_trusted_domain(pipes_struct *p, LSA_Q_CREATE_TRUSTED_DOMAIN *q_u, LSA_R_CREATE_TRUSTED_DOMAIN *r_u)
1330 {
1331         return NT_STATUS_ACCESS_DENIED;
1332 }
1333
1334 /***************************************************************************
1335  ***************************************************************************/
1336
1337 NTSTATUS _lsa_create_secret(pipes_struct *p, LSA_Q_CREATE_SECRET *q_u, LSA_R_CREATE_SECRET *r_u)
1338 {
1339         return NT_STATUS_ACCESS_DENIED;
1340 }
1341
1342 /***************************************************************************
1343  ***************************************************************************/
1344
1345 NTSTATUS _lsa_set_secret(pipes_struct *p, LSA_Q_SET_SECRET *q_u, LSA_R_SET_SECRET *r_u)
1346 {
1347         return NT_STATUS_ACCESS_DENIED;
1348 }
1349
1350 /***************************************************************************
1351  ***************************************************************************/
1352
1353 NTSTATUS _lsa_delete_object(pipes_struct *p, LSA_Q_DELETE_OBJECT *q_u, LSA_R_DELETE_OBJECT *r_u)
1354 {
1355         return NT_STATUS_ACCESS_DENIED;
1356 }
1357
1358 /***************************************************************************
1359 _lsa_enum_privs.
1360  ***************************************************************************/
1361
1362 NTSTATUS _lsa_enum_privs(pipes_struct *p, LSA_Q_ENUM_PRIVS *q_u, LSA_R_ENUM_PRIVS *r_u)
1363 {
1364         struct lsa_info *handle;
1365         uint32 i;
1366         uint32 enum_context = q_u->enum_context;
1367         int num_privs = count_all_privileges();
1368         LSA_PRIV_ENTRY *entries = NULL;
1369         LUID_ATTR luid;
1370
1371         /* remember that the enum_context starts at 0 and not 1 */
1372
1373         if ( enum_context >= num_privs )
1374                 return NT_STATUS_NO_MORE_ENTRIES;
1375
1376         DEBUG(10,("_lsa_enum_privs: enum_context:%d total entries:%d\n",
1377                 enum_context, num_privs));
1378
1379         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1380                 return NT_STATUS_INVALID_HANDLE;
1381
1382         /* check if the user have enough rights
1383            I don't know if it's the right one. not documented.  */
1384
1385         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1386                 return NT_STATUS_ACCESS_DENIED;
1387
1388         if ( !(entries = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_PRIV_ENTRY, num_privs )) )
1389                 return NT_STATUS_NO_MEMORY;
1390
1391         for (i = 0; i < num_privs; i++) {
1392                 if( i < enum_context) {
1393                         init_unistr2(&entries[i].name, NULL, UNI_FLAGS_NONE);
1394                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
1395
1396                         entries[i].luid_low = 0;
1397                         entries[i].luid_high = 0;
1398                 } else {
1399                         init_unistr2(&entries[i].name, privs[i].name, UNI_FLAGS_NONE);
1400                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
1401
1402                         luid = get_privilege_luid( &privs[i].se_priv );
1403
1404                         entries[i].luid_low = luid.luid.low;
1405                         entries[i].luid_high = luid.luid.high;
1406                 }
1407         }
1408
1409         enum_context = num_privs;
1410
1411         init_lsa_r_enum_privs(r_u, enum_context, num_privs, entries);
1412
1413         return NT_STATUS_OK;
1414 }
1415
1416 /***************************************************************************
1417 _lsa_priv_get_dispname.
1418  ***************************************************************************/
1419
1420 NTSTATUS _lsa_priv_get_dispname(pipes_struct *p, LSA_Q_PRIV_GET_DISPNAME *q_u, LSA_R_PRIV_GET_DISPNAME *r_u)
1421 {
1422         struct lsa_info *handle;
1423         fstring name_asc;
1424         const char *description;
1425
1426         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1427                 return NT_STATUS_INVALID_HANDLE;
1428
1429         /* check if the user have enough rights */
1430
1431         /*
1432          * I don't know if it's the right one. not documented.
1433          */
1434         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1435                 return NT_STATUS_ACCESS_DENIED;
1436
1437         unistr2_to_ascii(name_asc, &q_u->name, sizeof(name_asc));
1438
1439         DEBUG(10,("_lsa_priv_get_dispname: name = %s\n", name_asc));
1440
1441         description = get_privilege_dispname( name_asc );
1442
1443         if ( description ) {
1444                 DEBUG(10,("_lsa_priv_get_dispname: display name = %s\n", description));
1445
1446                 init_unistr2(&r_u->desc, description, UNI_FLAGS_NONE);
1447                 init_uni_hdr(&r_u->hdr_desc, &r_u->desc);
1448
1449                 r_u->ptr_info = 0xdeadbeef;
1450                 r_u->lang_id = q_u->lang_id;
1451
1452                 return NT_STATUS_OK;
1453         } else {
1454                 DEBUG(10,("_lsa_priv_get_dispname: doesn't exist\n"));
1455
1456                 r_u->ptr_info = 0;
1457
1458                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1459         }
1460 }
1461
1462 /***************************************************************************
1463 _lsa_enum_accounts.
1464  ***************************************************************************/
1465
1466 NTSTATUS _lsa_enum_accounts(pipes_struct *p, LSA_Q_ENUM_ACCOUNTS *q_u, LSA_R_ENUM_ACCOUNTS *r_u)
1467 {
1468         struct lsa_info *handle;
1469         DOM_SID *sid_list;
1470         int i, j, num_entries;
1471         LSA_SID_ENUM *sids=&r_u->sids;
1472         NTSTATUS ret;
1473
1474         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1475                 return NT_STATUS_INVALID_HANDLE;
1476
1477         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1478                 return NT_STATUS_ACCESS_DENIED;
1479
1480         sid_list = NULL;
1481         num_entries = 0;
1482
1483         /* The only way we can currently find out all the SIDs that have been
1484            privileged is to scan all privileges */
1485
1486         if (!NT_STATUS_IS_OK(ret = privilege_enumerate_accounts(&sid_list, &num_entries))) {
1487                 return ret;
1488         }
1489
1490         if (q_u->enum_context >= num_entries)
1491                 return NT_STATUS_NO_MORE_ENTRIES;
1492
1493         sids->ptr_sid = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_entries-q_u->enum_context);
1494         sids->sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_entries-q_u->enum_context);
1495
1496         if (sids->ptr_sid==NULL || sids->sid==NULL) {
1497                 SAFE_FREE(sid_list);
1498                 return NT_STATUS_NO_MEMORY;
1499         }
1500
1501         for (i = q_u->enum_context, j = 0; i < num_entries; i++, j++) {
1502                 init_dom_sid2(&(*sids).sid[j], &sid_list[i]);
1503                 (*sids).ptr_sid[j] = 1;
1504         }
1505
1506         SAFE_FREE(sid_list);
1507
1508         init_lsa_r_enum_accounts(r_u, num_entries);
1509
1510         return NT_STATUS_OK;
1511 }
1512
1513
1514 NTSTATUS _lsa_unk_get_connuser(pipes_struct *p, LSA_Q_UNK_GET_CONNUSER *q_u, LSA_R_UNK_GET_CONNUSER *r_u)
1515 {
1516         fstring username, domname;
1517         user_struct *vuser = get_valid_user_struct(p->vuid);
1518
1519         if (vuser == NULL)
1520                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1521
1522         fstrcpy(username, vuser->user.smb_name);
1523         fstrcpy(domname, vuser->user.domain);
1524
1525         r_u->ptr_user_name = 1;
1526         init_unistr2(&r_u->uni2_user_name, username, UNI_STR_TERMINATE);
1527         init_uni_hdr(&r_u->hdr_user_name, &r_u->uni2_user_name);
1528
1529         r_u->unk1 = 1;
1530
1531         r_u->ptr_dom_name = 1;
1532         init_unistr2(&r_u->uni2_dom_name, domname,  UNI_STR_TERMINATE);
1533         init_uni_hdr(&r_u->hdr_dom_name, &r_u->uni2_dom_name);
1534
1535         r_u->status = NT_STATUS_OK;
1536
1537         return r_u->status;
1538 }
1539
1540 /***************************************************************************
1541  Lsa Create Account
1542  ***************************************************************************/
1543
1544 NTSTATUS _lsa_create_account(pipes_struct *p, LSA_Q_CREATEACCOUNT *q_u, LSA_R_CREATEACCOUNT *r_u)
1545 {
1546         struct lsa_info *handle;
1547         struct lsa_info *info;
1548
1549         /* find the connection policy handle. */
1550         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1551                 return NT_STATUS_INVALID_HANDLE;
1552
1553         /* check if the user have enough rights */
1554
1555         /*
1556          * I don't know if it's the right one. not documented.
1557          * but guessed with rpcclient.
1558          */
1559         if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION))
1560                 return NT_STATUS_ACCESS_DENIED;
1561
1562         /* check to see if the pipe_user is a Domain Admin since
1563            account_pol.tdb was already opened as root, this is all we have */
1564
1565         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1566                 return NT_STATUS_ACCESS_DENIED;
1567
1568         if ( is_privileged_sid( &q_u->sid.sid ) )
1569                 return NT_STATUS_OBJECT_NAME_COLLISION;
1570
1571         /* associate the user/group SID with the (unique) handle. */
1572
1573         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
1574                 return NT_STATUS_NO_MEMORY;
1575
1576         ZERO_STRUCTP(info);
1577         info->sid = q_u->sid.sid;
1578         info->access = q_u->access;
1579
1580         /* get a (unique) handle.  open a policy on it. */
1581         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
1582                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1583
1584         return privilege_create_account( &info->sid );
1585 }
1586
1587
1588 /***************************************************************************
1589  Lsa Open Account
1590  ***************************************************************************/
1591
1592 NTSTATUS _lsa_open_account(pipes_struct *p, LSA_Q_OPENACCOUNT *q_u, LSA_R_OPENACCOUNT *r_u)
1593 {
1594         struct lsa_info *handle;
1595         struct lsa_info *info;
1596
1597         /* find the connection policy handle. */
1598         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1599                 return NT_STATUS_INVALID_HANDLE;
1600
1601         /* check if the user have enough rights */
1602
1603         /*
1604          * I don't know if it's the right one. not documented.
1605          * but guessed with rpcclient.
1606          */
1607         if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION))
1608                 return NT_STATUS_ACCESS_DENIED;
1609
1610         /* TODO: Fis the parsing routine before reenabling this check! */
1611         #if 0
1612         if (!lookup_sid(&handle->sid, dom_name, name, &type))
1613                 return NT_STATUS_ACCESS_DENIED;
1614         #endif
1615         /* associate the user/group SID with the (unique) handle. */
1616         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
1617                 return NT_STATUS_NO_MEMORY;
1618
1619         ZERO_STRUCTP(info);
1620         info->sid = q_u->sid.sid;
1621         info->access = q_u->access;
1622
1623         /* get a (unique) handle.  open a policy on it. */
1624         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
1625                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1626
1627         return NT_STATUS_OK;
1628 }
1629
1630 /***************************************************************************
1631  For a given SID, enumerate all the privilege this account has.
1632  ***************************************************************************/
1633
1634 NTSTATUS _lsa_enum_privsaccount(pipes_struct *p, prs_struct *ps, LSA_Q_ENUMPRIVSACCOUNT *q_u, LSA_R_ENUMPRIVSACCOUNT *r_u)
1635 {
1636         struct lsa_info *info=NULL;
1637         SE_PRIV mask;
1638         PRIVILEGE_SET privileges;
1639
1640         /* find the connection policy handle. */
1641         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1642                 return NT_STATUS_INVALID_HANDLE;
1643
1644         if ( !get_privileges_for_sids( &mask, &info->sid, 1 ) )
1645                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1646
1647         privilege_set_init( &privileges );
1648
1649         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
1650
1651                 DEBUG(10,("_lsa_enum_privsaccount: %s has %d privileges\n",
1652                         sid_string_static(&info->sid), privileges.count));
1653
1654                 r_u->status = init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, privileges.set, privileges.count, 0);
1655         }
1656         else
1657                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
1658
1659         privilege_set_free( &privileges );
1660
1661         return r_u->status;
1662 }
1663
1664 /***************************************************************************
1665
1666  ***************************************************************************/
1667
1668 NTSTATUS _lsa_getsystemaccount(pipes_struct *p, LSA_Q_GETSYSTEMACCOUNT *q_u, LSA_R_GETSYSTEMACCOUNT *r_u)
1669 {
1670         struct lsa_info *info=NULL;
1671
1672         /* find the connection policy handle. */
1673
1674         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1675                 return NT_STATUS_INVALID_HANDLE;
1676
1677         if (!lookup_sid(p->mem_ctx, &info->sid, NULL, NULL, NULL))
1678                 return NT_STATUS_ACCESS_DENIED;
1679
1680         /*
1681           0x01 -> Log on locally
1682           0x02 -> Access this computer from network
1683           0x04 -> Log on as a batch job
1684           0x10 -> Log on as a service
1685
1686           they can be ORed together
1687         */
1688
1689         r_u->access = PR_LOG_ON_LOCALLY | PR_ACCESS_FROM_NETWORK;
1690
1691         return NT_STATUS_OK;
1692 }
1693
1694 /***************************************************************************
1695   update the systemaccount information
1696  ***************************************************************************/
1697
1698 NTSTATUS _lsa_setsystemaccount(pipes_struct *p, LSA_Q_SETSYSTEMACCOUNT *q_u, LSA_R_SETSYSTEMACCOUNT *r_u)
1699 {
1700         struct lsa_info *info=NULL;
1701         GROUP_MAP map;
1702         r_u->status = NT_STATUS_OK;
1703
1704         /* find the connection policy handle. */
1705         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1706                 return NT_STATUS_INVALID_HANDLE;
1707
1708         /* check to see if the pipe_user is a Domain Admin since
1709            account_pol.tdb was already opened as root, this is all we have */
1710
1711         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1712                 return NT_STATUS_ACCESS_DENIED;
1713
1714         if (!pdb_getgrsid(&map, info->sid))
1715                 return NT_STATUS_NO_SUCH_GROUP;
1716
1717         return pdb_update_group_mapping_entry(&map);
1718 }
1719
1720 /***************************************************************************
1721  For a given SID, add some privileges.
1722  ***************************************************************************/
1723
1724 NTSTATUS _lsa_addprivs(pipes_struct *p, LSA_Q_ADDPRIVS *q_u, LSA_R_ADDPRIVS *r_u)
1725 {
1726         struct lsa_info *info = NULL;
1727         SE_PRIV mask;
1728         PRIVILEGE_SET *set = NULL;
1729         struct current_user user;
1730
1731         /* find the connection policy handle. */
1732         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1733                 return NT_STATUS_INVALID_HANDLE;
1734
1735         /* check to see if the pipe_user is root or a Domain Admin since
1736            account_pol.tdb was already opened as root, this is all we have */
1737
1738         get_current_user( &user, p );
1739         if ( user.ut.uid != sec_initial_uid()
1740                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1741         {
1742                 return NT_STATUS_ACCESS_DENIED;
1743         }
1744
1745         set = &q_u->set;
1746
1747         if ( !privilege_set_to_se_priv( &mask, set ) )
1748                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1749
1750         if ( !grant_privilege( &info->sid, &mask ) ) {
1751                 DEBUG(3,("_lsa_addprivs: grant_privilege(%s) failed!\n",
1752                         sid_string_static(&info->sid) ));
1753                 DEBUG(3,("Privilege mask:\n"));
1754                 dump_se_priv( DBGC_ALL, 3, &mask );
1755                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1756         }
1757
1758         return NT_STATUS_OK;
1759 }
1760
1761 /***************************************************************************
1762  For a given SID, remove some privileges.
1763  ***************************************************************************/
1764
1765 NTSTATUS _lsa_removeprivs(pipes_struct *p, LSA_Q_REMOVEPRIVS *q_u, LSA_R_REMOVEPRIVS *r_u)
1766 {
1767         struct lsa_info *info = NULL;
1768         SE_PRIV mask;
1769         PRIVILEGE_SET *set = NULL;
1770         struct current_user user;
1771
1772         /* find the connection policy handle. */
1773         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1774                 return NT_STATUS_INVALID_HANDLE;
1775
1776         /* check to see if the pipe_user is root or a Domain Admin since
1777            account_pol.tdb was already opened as root, this is all we have */
1778
1779         get_current_user( &user, p );
1780         if ( user.ut.uid != sec_initial_uid()
1781                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1782         {
1783                 return NT_STATUS_ACCESS_DENIED;
1784         }
1785
1786         set = &q_u->set;
1787
1788         if ( !privilege_set_to_se_priv( &mask, set ) )
1789                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1790
1791         if ( !revoke_privilege( &info->sid, &mask ) ) {
1792                 DEBUG(3,("_lsa_removeprivs: revoke_privilege(%s) failed!\n",
1793                         sid_string_static(&info->sid) ));
1794                 DEBUG(3,("Privilege mask:\n"));
1795                 dump_se_priv( DBGC_ALL, 3, &mask );
1796                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1797         }
1798
1799         return NT_STATUS_OK;
1800 }
1801
1802 /***************************************************************************
1803  For a given SID, remove some privileges.
1804  ***************************************************************************/
1805
1806 NTSTATUS _lsa_query_secobj(pipes_struct *p, LSA_Q_QUERY_SEC_OBJ *q_u, LSA_R_QUERY_SEC_OBJ *r_u)
1807 {
1808         struct lsa_info *handle=NULL;
1809         SEC_DESC *psd = NULL;
1810         size_t sd_size;
1811         NTSTATUS status;
1812
1813         r_u->status = NT_STATUS_OK;
1814
1815         /* find the connection policy handle. */
1816         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1817                 return NT_STATUS_INVALID_HANDLE;
1818
1819         /* check if the user have enough rights */
1820         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1821                 return NT_STATUS_ACCESS_DENIED;
1822
1823
1824         switch (q_u->sec_info) {
1825         case 1:
1826                 /* SD contains only the owner */
1827
1828                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1829                 if(!NT_STATUS_IS_OK(status))
1830                         return NT_STATUS_NO_MEMORY;
1831
1832
1833                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1834                         return NT_STATUS_NO_MEMORY;
1835                 break;
1836         case 4:
1837                 /* SD contains only the ACL */
1838
1839                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1840                 if(!NT_STATUS_IS_OK(status))
1841                         return NT_STATUS_NO_MEMORY;
1842
1843                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1844                         return NT_STATUS_NO_MEMORY;
1845                 break;
1846         default:
1847                 return NT_STATUS_INVALID_LEVEL;
1848         }
1849
1850         r_u->ptr=1;
1851
1852         return r_u->status;
1853 }
1854
1855 #if 0   /* AD DC work in ongoing in Samba 4 */
1856
1857 /***************************************************************************
1858  ***************************************************************************/
1859
1860 NTSTATUS _lsa_query_info2(pipes_struct *p, LSA_Q_QUERY_INFO2 *q_u, LSA_R_QUERY_INFO2 *r_u)
1861 {
1862         struct lsa_info *handle;
1863         const char *nb_name;
1864         char *dns_name = NULL;
1865         char *forest_name = NULL;
1866         DOM_SID *sid = NULL;
1867         struct uuid guid;
1868         fstring dnsdomname;
1869
1870         ZERO_STRUCT(guid);
1871         r_u->status = NT_STATUS_OK;
1872
1873         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1874                 return NT_STATUS_INVALID_HANDLE;
1875
1876         switch (q_u->info_class) {
1877         case 0x0c:
1878                 /* check if the user have enough rights */
1879                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1880                         return NT_STATUS_ACCESS_DENIED;
1881
1882                 /* Request PolicyPrimaryDomainInformation. */
1883                 switch (lp_server_role()) {
1884                         case ROLE_DOMAIN_PDC:
1885                         case ROLE_DOMAIN_BDC:
1886                                 nb_name = get_global_sam_name();
1887                                 /* ugly temp hack for these next two */
1888
1889                                 /* This should be a 'netbios domain -> DNS domain' mapping */
1890                                 dnsdomname[0] = '\0';
1891                                 get_mydnsdomname(dnsdomname);
1892                                 strlower_m(dnsdomname);
1893
1894                                 dns_name = dnsdomname;
1895                                 forest_name = dnsdomname;
1896
1897                                 sid = get_global_sam_sid();
1898                                 secrets_fetch_domain_guid(lp_workgroup(), &guid);
1899                                 break;
1900                         default:
1901                                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1902                 }
1903                 init_dns_dom_info(&r_u->info.dns_dom_info, nb_name, dns_name,
1904                                   forest_name,&guid,sid);
1905                 break;
1906         default:
1907                 DEBUG(0,("_lsa_query_info2: unknown info level in Lsa Query: %d\n", q_u->info_class));
1908                 r_u->status = NT_STATUS_INVALID_INFO_CLASS;
1909                 break;
1910         }
1911
1912         if (NT_STATUS_IS_OK(r_u->status)) {
1913                 r_u->ptr = 0x1;
1914                 r_u->info_class = q_u->info_class;
1915         }
1916
1917         return r_u->status;
1918 }
1919 #endif  /* AD DC work in ongoing in Samba 4 */
1920
1921 /***************************************************************************
1922  ***************************************************************************/
1923
1924 NTSTATUS _lsa_add_acct_rights(pipes_struct *p, LSA_Q_ADD_ACCT_RIGHTS *q_u, LSA_R_ADD_ACCT_RIGHTS *r_u)
1925 {
1926         struct lsa_info *info = NULL;
1927         int i = 0;
1928         DOM_SID sid;
1929         fstring privname;
1930         UNISTR4_ARRAY *uni_privnames = q_u->rights;
1931         struct current_user user;
1932
1933
1934         /* find the connection policy handle. */
1935         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1936                 return NT_STATUS_INVALID_HANDLE;
1937
1938         /* check to see if the pipe_user is a Domain Admin since
1939            account_pol.tdb was already opened as root, this is all we have */
1940
1941         get_current_user( &user, p );
1942         if ( user.ut.uid != sec_initial_uid()
1943                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1944         {
1945                 return NT_STATUS_ACCESS_DENIED;
1946         }
1947
1948         /* according to an NT4 PDC, you can add privileges to SIDs even without
1949            call_lsa_create_account() first.  And you can use any arbitrary SID. */
1950
1951         sid_copy( &sid, &q_u->sid.sid );
1952
1953         /* just a little sanity check */
1954
1955         if ( q_u->count != uni_privnames->count ) {
1956                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
1957                 return NT_STATUS_INVALID_HANDLE;
1958         }
1959
1960         for ( i=0; i<q_u->count; i++ ) {
1961                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
1962
1963                 /* only try to add non-null strings */
1964
1965                 if ( !uni4_str->string )
1966                         continue;
1967
1968                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
1969
1970                 if ( !grant_privilege_by_name( &sid, privname ) ) {
1971                         DEBUG(2,("_lsa_add_acct_rights: Failed to add privilege [%s]\n", privname ));
1972                         return NT_STATUS_NO_SUCH_PRIVILEGE;
1973                 }
1974         }
1975
1976         return NT_STATUS_OK;
1977 }
1978
1979 /***************************************************************************
1980  ***************************************************************************/
1981
1982 NTSTATUS _lsa_remove_acct_rights(pipes_struct *p, LSA_Q_REMOVE_ACCT_RIGHTS *q_u, LSA_R_REMOVE_ACCT_RIGHTS *r_u)
1983 {
1984         struct lsa_info *info = NULL;
1985         int i = 0;
1986         DOM_SID sid;
1987         fstring privname;
1988         UNISTR4_ARRAY *uni_privnames = q_u->rights;
1989         struct current_user user;
1990
1991
1992         /* find the connection policy handle. */
1993         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1994                 return NT_STATUS_INVALID_HANDLE;
1995
1996         /* check to see if the pipe_user is a Domain Admin since
1997            account_pol.tdb was already opened as root, this is all we have */
1998
1999         get_current_user( &user, p );
2000         if ( user.ut.uid != sec_initial_uid()
2001                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
2002         {
2003                 return NT_STATUS_ACCESS_DENIED;
2004         }
2005
2006         sid_copy( &sid, &q_u->sid.sid );
2007
2008         if ( q_u->removeall ) {
2009                 if ( !revoke_all_privileges( &sid ) )
2010                         return NT_STATUS_ACCESS_DENIED;
2011
2012                 return NT_STATUS_OK;
2013         }
2014
2015         /* just a little sanity check */
2016
2017         if ( q_u->count != uni_privnames->count ) {
2018                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
2019                 return NT_STATUS_INVALID_HANDLE;
2020         }
2021
2022         for ( i=0; i<q_u->count; i++ ) {
2023                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
2024
2025                 /* only try to add non-null strings */
2026
2027                 if ( !uni4_str->string )
2028                         continue;
2029
2030                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
2031
2032                 if ( !revoke_privilege_by_name( &sid, privname ) ) {
2033                         DEBUG(2,("_lsa_remove_acct_rights: Failed to revoke privilege [%s]\n", privname ));
2034                         return NT_STATUS_NO_SUCH_PRIVILEGE;
2035                 }
2036         }
2037
2038         return NT_STATUS_OK;
2039 }
2040
2041
2042 /***************************************************************************
2043  ***************************************************************************/
2044
2045 NTSTATUS _lsa_enum_acct_rights(pipes_struct *p, LSA_Q_ENUM_ACCT_RIGHTS *q_u, LSA_R_ENUM_ACCT_RIGHTS *r_u)
2046 {
2047         struct lsa_info *info = NULL;
2048         DOM_SID sid;
2049         PRIVILEGE_SET privileges;
2050         SE_PRIV mask;
2051
2052
2053         /* find the connection policy handle. */
2054
2055         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
2056                 return NT_STATUS_INVALID_HANDLE;
2057
2058         /* according to an NT4 PDC, you can add privileges to SIDs even without
2059            call_lsa_create_account() first.  And you can use any arbitrary SID. */
2060
2061         sid_copy( &sid, &q_u->sid.sid );
2062
2063         if ( !get_privileges_for_sids( &mask, &sid, 1 ) )
2064                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2065
2066         privilege_set_init( &privileges );
2067
2068         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
2069
2070                 DEBUG(10,("_lsa_enum_acct_rights: %s has %d privileges\n",
2071                         sid_string_static(&sid), privileges.count));
2072
2073                 r_u->status = init_r_enum_acct_rights( r_u, &privileges );
2074         }
2075         else
2076                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
2077
2078         privilege_set_free( &privileges );
2079
2080         return r_u->status;
2081 }
2082
2083
2084 /***************************************************************************
2085  ***************************************************************************/
2086
2087 NTSTATUS _lsa_lookup_priv_value(pipes_struct *p, LSA_Q_LOOKUP_PRIV_VALUE *q_u, LSA_R_LOOKUP_PRIV_VALUE *r_u)
2088 {
2089         struct lsa_info *info = NULL;
2090         fstring name;
2091         LUID_ATTR priv_luid;
2092         SE_PRIV mask;
2093
2094         /* find the connection policy handle. */
2095
2096         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
2097                 return NT_STATUS_INVALID_HANDLE;
2098
2099         unistr2_to_ascii(name, &q_u->privname.unistring, sizeof(name));
2100
2101         DEBUG(10,("_lsa_lookup_priv_value: name = %s\n", name));
2102
2103         if ( !se_priv_from_name( name, &mask ) )
2104                 return NT_STATUS_NO_SUCH_PRIVILEGE;
2105
2106         priv_luid = get_privilege_luid( &mask );
2107
2108         r_u->luid.low  = priv_luid.luid.low;
2109         r_u->luid.high = priv_luid.luid.high;
2110
2111
2112         return NT_STATUS_OK;
2113 }