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                         /* unknown sids should return the string representation of the SID */
 877                         name->name = talloc_asprintf(p->mem_ctx, "%s",
 878                                                      sid_string_static(sids[i]));
 879                         if (name->name == NULL) {
 880                                 return NT_STATUS_NO_MEMORY;
 881                         }
 882                 } else {
 883                         mapped_count += 1;
 884                 }
 885                 init_lsa_trans_name2(&names->name[i], &names->uni_name[i],
 886                                     name->type, name->name, name->dom_idx);
 887         }
 888
 889         names->num_entries = num_sids;
 890         names->ptr_trans_names = 1;
 891         names->num_entries2 = num_sids;
 892
 893         status = NT_STATUS_NONE_MAPPED;
 894         if (mapped_count > 0) {
 895                 status = (mapped_count < num_sids) ?
 896                         STATUS_SOME_UNMAPPED : NT_STATUS_OK;
 897         }
 898
 899         DEBUG(10, ("num_sids %d, mapped_count %d, status %s\n",
 900                    num_sids, mapped_count, nt_errstr(status)));
 901
 902         *pp_mapped_count = mapped_count;
 903         *pp_ref = ref;
 904         *pp_names = names;
 905
 906         return status;
 907 }
 908
 909 /***************************************************************************
 910  _lsa_lookup_sids
 911  ***************************************************************************/
 912
 913 NTSTATUS _lsa_lookup_sids(pipes_struct *p,
 914                           LSA_Q_LOOKUP_SIDS *q_u,
 915                           LSA_R_LOOKUP_SIDS *r_u)
 916 {
 917         struct lsa_info *handle;
 918         int num_sids = q_u->sids.num_entries;
 919         uint32 mapped_count = 0;
 920         DOM_R_REF *ref = NULL;
 921         LSA_TRANS_NAME_ENUM2 *names = NULL;
 922         NTSTATUS status;
 923
 924         if ((q_u->level < 1) || (q_u->level > 6)) {
 925                 return NT_STATUS_INVALID_PARAMETER;
 926         }
 927
 928         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
 929                 return NT_STATUS_INVALID_HANDLE;
 930         }
 931
 932         /* check if the user has enough rights */
 933         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 934                 return NT_STATUS_ACCESS_DENIED;
 935         }
 936
 937         if (num_sids >  MAX_LOOKUP_SIDS) {
 938                 DEBUG(5,("_lsa_lookup_sids: limit of %d exceeded, requested %d\n",
 939                          MAX_LOOKUP_SIDS, num_sids));
 940                 return NT_STATUS_NONE_MAPPED;
 941         }
 942
 943         r_u->status = _lsa_lookup_sids_internal(p,
 944                                                 q_u->level,
 945                                                 num_sids,
 946                                                 q_u->sids.sid,
 947                                                 &ref,
 948                                                 &names,
 949                                                 &mapped_count);
 950
 951         /* Convert from LSA_TRANS_NAME_ENUM2 to LSA_TRANS_NAME_ENUM */
 952
 953         status = init_reply_lookup_sids(p->mem_ctx, r_u, ref, names, mapped_count);
 954         if (!NT_STATUS_IS_OK(status)) {
 955                 return status;
 956         }
 957         return r_u->status;
 958 }
 959
 960 /***************************************************************************
 961  _lsa_lookup_sids2
 962  ***************************************************************************/
 963
 964 NTSTATUS _lsa_lookup_sids2(pipes_struct *p,
 965                           LSA_Q_LOOKUP_SIDS2 *q_u,
 966                           LSA_R_LOOKUP_SIDS2 *r_u)
 967 {
 968         struct lsa_info *handle;
 969         int num_sids = q_u->sids.num_entries;
 970         uint32 mapped_count = 0;
 971         DOM_R_REF *ref = NULL;
 972         LSA_TRANS_NAME_ENUM2 *names = NULL;
 973
 974         if ((q_u->level < 1) || (q_u->level > 6)) {
 975                 return NT_STATUS_INVALID_PARAMETER;
 976         }
 977
 978         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
 979                 return NT_STATUS_INVALID_HANDLE;
 980         }
 981
 982         /* check if the user have enough rights */
 983         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 984                 return NT_STATUS_ACCESS_DENIED;
 985         }
 986
 987         if (num_sids >  MAX_LOOKUP_SIDS) {
 988                 DEBUG(5,("_lsa_lookup_sids2: limit of %d exceeded, requested %d\n",
 989                          MAX_LOOKUP_SIDS, num_sids));
 990                 return NT_STATUS_NONE_MAPPED;
 991         }
 992
 993         r_u->status = _lsa_lookup_sids_internal(p,
 994                                                 q_u->level,
 995                                                 num_sids,
 996                                                 q_u->sids.sid,
 997                                                 &ref,
 998                                                 &names,
 999                                                 &mapped_count);
1000
1001         init_reply_lookup_sids2(r_u, ref, names, mapped_count);
1002         return r_u->status;
1003 }
1004
1005 /***************************************************************************
1006  _lsa_lookup_sida3
1007
1008  Before someone actually re-activates this, please present a sniff showing
1009  this call against some Windows server. I (vl) could not make it work against
1010  w2k3 at all.
1011  ***************************************************************************/
1012
1013 NTSTATUS _lsa_lookup_sids3(pipes_struct *p,
1014                           LSA_Q_LOOKUP_SIDS3 *q_u,
1015                           LSA_R_LOOKUP_SIDS3 *r_u)
1016 {
1017         uint32 mapped_count = 0;
1018         DOM_R_REF ref;
1019         LSA_TRANS_NAME_ENUM2 names;
1020
1021         if ((q_u->level < 1) || (q_u->level > 6)) {
1022                 return NT_STATUS_INVALID_PARAMETER;
1023         }
1024
1025         r_u->status = NT_STATUS_RPC_PROTSEQ_NOT_SUPPORTED;
1026
1027         ZERO_STRUCT(ref);
1028         ZERO_STRUCT(names);
1029         init_reply_lookup_sids3(r_u, &ref, &names, mapped_count);
1030         return r_u->status;
1031 }
1032
1033 /***************************************************************************
1034 lsa_reply_lookup_names
1035  ***************************************************************************/
1036
1037 NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u)
1038 {
1039         struct lsa_info *handle;
1040         UNISTR2 *names = q_u->uni_name;
1041         uint32 num_entries = q_u->num_entries;
1042         DOM_R_REF *ref;
1043         DOM_RID *rids;
1044         uint32 mapped_count = 0;
1045         int flags = 0;
1046
1047         if (num_entries >  MAX_LOOKUP_SIDS) {
1048                 num_entries = MAX_LOOKUP_SIDS;
1049                 DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries));
1050         }
1051
1052         /* Probably the lookup_level is some sort of bitmask. */
1053         if (q_u->lookup_level == 1) {
1054                 flags = LOOKUP_NAME_ALL;
1055         }
1056
1057         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1058         rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries);
1059
1060         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1061                 r_u->status = NT_STATUS_INVALID_HANDLE;
1062                 goto done;
1063         }
1064
1065         /* check if the user have enough rights */
1066         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1067                 r_u->status = NT_STATUS_ACCESS_DENIED;
1068                 goto done;
1069         }
1070
1071         if (!ref || !rids)
1072                 return NT_STATUS_NO_MEMORY;
1073
1074         /* set up the LSA Lookup RIDs response */
1075         become_root(); /* lookup_name can require root privs */
1076         r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
1077                                       names, flags, &mapped_count);
1078         unbecome_root();
1079
1080 done:
1081
1082         if (NT_STATUS_IS_OK(r_u->status) && (num_entries != 0) ) {
1083                 if (mapped_count == 0)
1084                         r_u->status = NT_STATUS_NONE_MAPPED;
1085                 else if (mapped_count != num_entries)
1086                         r_u->status = STATUS_SOME_UNMAPPED;
1087         }
1088
1089         init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count);
1090         return r_u->status;
1091 }
1092
1093 /***************************************************************************
1094 lsa_reply_lookup_names2
1095  ***************************************************************************/
1096
1097 NTSTATUS _lsa_lookup_names2(pipes_struct *p, LSA_Q_LOOKUP_NAMES2 *q_u, LSA_R_LOOKUP_NAMES2 *r_u)
1098 {
1099         struct lsa_info *handle;
1100         UNISTR2 *names = q_u->uni_name;
1101         uint32 num_entries = q_u->num_entries;
1102         DOM_R_REF *ref;
1103         DOM_RID *rids;
1104         DOM_RID2 *rids2;
1105         int i;
1106         uint32 mapped_count = 0;
1107         int flags = 0;
1108
1109         if (num_entries >  MAX_LOOKUP_SIDS) {
1110                 num_entries = MAX_LOOKUP_SIDS;
1111                 DEBUG(5,("_lsa_lookup_names2: truncating name lookup list to %d\n", num_entries));
1112         }
1113
1114         /* Probably the lookup_level is some sort of bitmask. */
1115         if (q_u->lookup_level == 1) {
1116                 flags = LOOKUP_NAME_ALL;
1117         }
1118
1119         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1120         rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID, num_entries);
1121         rids2 = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID2, num_entries);
1122
1123         if ((ref == NULL) || (rids == NULL) || (rids2 == NULL)) {
1124                 r_u->status = NT_STATUS_NO_MEMORY;
1125                 return NT_STATUS_NO_MEMORY;
1126         }
1127
1128         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1129                 r_u->status = NT_STATUS_INVALID_HANDLE;
1130                 goto done;
1131         }
1132
1133         /* check if the user have enough rights */
1134         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1135                 r_u->status = NT_STATUS_ACCESS_DENIED;
1136                 goto done;
1137         }
1138
1139         /* set up the LSA Lookup RIDs response */
1140         become_root(); /* lookup_name can require root privs */
1141         r_u->status = lookup_lsa_rids(p->mem_ctx, ref, rids, num_entries,
1142                                       names, flags, &mapped_count);
1143         unbecome_root();
1144
1145 done:
1146
1147         if (NT_STATUS_IS_OK(r_u->status)) {
1148                 if (mapped_count == 0) {
1149                         r_u->status = NT_STATUS_NONE_MAPPED;
1150                 } else if (mapped_count != num_entries) {
1151                         r_u->status = STATUS_SOME_UNMAPPED;
1152                 }
1153         }
1154
1155         /* Convert the rids array to rids2. */
1156         for (i = 0; i < num_entries; i++) {
1157                 rids2[i].type = rids[i].type;
1158                 rids2[i].rid = rids[i].rid;
1159                 rids2[i].rid_idx = rids[i].rid_idx;
1160                 rids2[i].unknown = 0;
1161         }
1162
1163         init_reply_lookup_names2(r_u, ref, num_entries, rids2, mapped_count);
1164         return r_u->status;
1165 }
1166
1167 /***************************************************************************
1168 lsa_reply_lookup_names3.
1169  ***************************************************************************/
1170
1171 NTSTATUS _lsa_lookup_names3(pipes_struct *p, LSA_Q_LOOKUP_NAMES3 *q_u, LSA_R_LOOKUP_NAMES3 *r_u)
1172 {
1173         struct lsa_info *handle;
1174         UNISTR2 *names = q_u->uni_name;
1175         uint32 num_entries = q_u->num_entries;
1176         DOM_R_REF *ref = NULL;
1177         LSA_TRANSLATED_SID3 *trans_sids = NULL;
1178         uint32 mapped_count = 0;
1179         int flags = 0;
1180
1181         if (num_entries >  MAX_LOOKUP_SIDS) {
1182                 num_entries = MAX_LOOKUP_SIDS;
1183                 DEBUG(5,("_lsa_lookup_names3: truncating name lookup list to %d\n", num_entries));
1184         }
1185
1186         /* Probably the lookup_level is some sort of bitmask. */
1187         if (q_u->lookup_level == 1) {
1188                 flags = LOOKUP_NAME_ALL;
1189         }
1190
1191         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1192         trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
1193
1194         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle)) {
1195                 r_u->status = NT_STATUS_INVALID_HANDLE;
1196                 goto done;
1197         }
1198
1199         /* check if the user have enough rights */
1200         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
1201                 r_u->status = NT_STATUS_ACCESS_DENIED;
1202                 goto done;
1203         }
1204
1205         if (!ref || !trans_sids) {
1206                 return NT_STATUS_NO_MEMORY;
1207         }
1208
1209         /* set up the LSA Lookup SIDs response */
1210         become_root(); /* lookup_name can require root privs */
1211         r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
1212                                       names, flags, &mapped_count);
1213         unbecome_root();
1214
1215 done:
1216
1217         if (NT_STATUS_IS_OK(r_u->status)) {
1218                 if (mapped_count == 0) {
1219                         r_u->status = NT_STATUS_NONE_MAPPED;
1220                 } else if (mapped_count != num_entries) {
1221                         r_u->status = STATUS_SOME_UNMAPPED;
1222                 }
1223         }
1224
1225         init_reply_lookup_names3(r_u, ref, num_entries, trans_sids, mapped_count);
1226         return r_u->status;
1227 }
1228
1229 /***************************************************************************
1230 lsa_reply_lookup_names4.
1231  ***************************************************************************/
1232
1233 NTSTATUS _lsa_lookup_names4(pipes_struct *p, LSA_Q_LOOKUP_NAMES4 *q_u, LSA_R_LOOKUP_NAMES4 *r_u)
1234 {
1235         UNISTR2 *names = q_u->uni_name;
1236         uint32 num_entries = q_u->num_entries;
1237         DOM_R_REF *ref = NULL;
1238         LSA_TRANSLATED_SID3 *trans_sids = NULL;
1239         uint32 mapped_count = 0;
1240         int flags = 0;
1241
1242         if (num_entries >  MAX_LOOKUP_SIDS) {
1243                 num_entries = MAX_LOOKUP_SIDS;
1244                 DEBUG(5,("_lsa_lookup_names4: truncating name lookup list to %d\n", num_entries));
1245         }
1246
1247         /* Probably the lookup_level is some sort of bitmask. */
1248         if (q_u->lookup_level == 1) {
1249                 flags = LOOKUP_NAME_ALL;
1250         }
1251
1252         /* No policy handle on this call. Restrict to crypto connections. */
1253         if (p->auth.auth_type != PIPE_AUTH_TYPE_SCHANNEL) {
1254                 DEBUG(0,("_lsa_lookup_names4: client %s not using schannel for netlogon\n",
1255                         get_remote_machine_name() ));
1256                 return NT_STATUS_INVALID_PARAMETER;
1257         }
1258
1259         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
1260         trans_sids = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_TRANSLATED_SID3, num_entries);
1261
1262         if (!ref || !trans_sids) {
1263                 return NT_STATUS_NO_MEMORY;
1264         }
1265
1266         /* set up the LSA Lookup SIDs response */
1267         become_root(); /* lookup_name can require root privs */
1268         r_u->status = lookup_lsa_sids(p->mem_ctx, ref, trans_sids, num_entries,
1269                                       names, flags, &mapped_count);
1270         unbecome_root();
1271
1272         if (NT_STATUS_IS_OK(r_u->status)) {
1273                 if (mapped_count == 0) {
1274                         r_u->status = NT_STATUS_NONE_MAPPED;
1275                 } else if (mapped_count != num_entries) {
1276                         r_u->status = STATUS_SOME_UNMAPPED;
1277                 }
1278         }
1279
1280         init_reply_lookup_names4(r_u, ref, num_entries, trans_sids, mapped_count);
1281         return r_u->status;
1282 }
1283
1284 /***************************************************************************
1285  _lsa_close. Also weird - needs to check if lsa handle is correct. JRA.
1286  ***************************************************************************/
1287
1288 NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u)
1289 {
1290         if (!find_policy_by_hnd(p, &q_u->pol, NULL)) {
1291                 return NT_STATUS_INVALID_HANDLE;
1292         }
1293
1294         close_policy_hnd(p, &q_u->pol);
1295         return NT_STATUS_OK;
1296 }
1297
1298 /***************************************************************************
1299  ***************************************************************************/
1300
1301 NTSTATUS _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u)
1302 {
1303         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1304 }
1305
1306 /***************************************************************************
1307  ***************************************************************************/
1308
1309 NTSTATUS _lsa_open_trusted_domain(pipes_struct *p, LSA_Q_OPEN_TRUSTED_DOMAIN *q_u, LSA_R_OPEN_TRUSTED_DOMAIN *r_u)
1310 {
1311         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1312 }
1313
1314 /***************************************************************************
1315  ***************************************************************************/
1316
1317 NTSTATUS _lsa_create_trusted_domain(pipes_struct *p, LSA_Q_CREATE_TRUSTED_DOMAIN *q_u, LSA_R_CREATE_TRUSTED_DOMAIN *r_u)
1318 {
1319         return NT_STATUS_ACCESS_DENIED;
1320 }
1321
1322 /***************************************************************************
1323  ***************************************************************************/
1324
1325 NTSTATUS _lsa_create_secret(pipes_struct *p, LSA_Q_CREATE_SECRET *q_u, LSA_R_CREATE_SECRET *r_u)
1326 {
1327         return NT_STATUS_ACCESS_DENIED;
1328 }
1329
1330 /***************************************************************************
1331  ***************************************************************************/
1332
1333 NTSTATUS _lsa_set_secret(pipes_struct *p, LSA_Q_SET_SECRET *q_u, LSA_R_SET_SECRET *r_u)
1334 {
1335         return NT_STATUS_ACCESS_DENIED;
1336 }
1337
1338 /***************************************************************************
1339  ***************************************************************************/
1340
1341 NTSTATUS _lsa_delete_object(pipes_struct *p, LSA_Q_DELETE_OBJECT *q_u, LSA_R_DELETE_OBJECT *r_u)
1342 {
1343         return NT_STATUS_ACCESS_DENIED;
1344 }
1345
1346 /***************************************************************************
1347 _lsa_enum_privs.
1348  ***************************************************************************/
1349
1350 NTSTATUS _lsa_enum_privs(pipes_struct *p, LSA_Q_ENUM_PRIVS *q_u, LSA_R_ENUM_PRIVS *r_u)
1351 {
1352         struct lsa_info *handle;
1353         uint32 i;
1354         uint32 enum_context = q_u->enum_context;
1355         int num_privs = count_all_privileges();
1356         LSA_PRIV_ENTRY *entries = NULL;
1357         LUID_ATTR luid;
1358
1359         /* remember that the enum_context starts at 0 and not 1 */
1360
1361         if ( enum_context >= num_privs )
1362                 return NT_STATUS_NO_MORE_ENTRIES;
1363
1364         DEBUG(10,("_lsa_enum_privs: enum_context:%d total entries:%d\n",
1365                 enum_context, num_privs));
1366
1367         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1368                 return NT_STATUS_INVALID_HANDLE;
1369
1370         /* check if the user have enough rights
1371            I don't know if it's the right one. not documented.  */
1372
1373         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1374                 return NT_STATUS_ACCESS_DENIED;
1375
1376         if ( !(entries = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_PRIV_ENTRY, num_privs )) )
1377                 return NT_STATUS_NO_MEMORY;
1378
1379         for (i = 0; i < num_privs; i++) {
1380                 if( i < enum_context) {
1381                         init_unistr2(&entries[i].name, NULL, UNI_FLAGS_NONE);
1382                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
1383
1384                         entries[i].luid_low = 0;
1385                         entries[i].luid_high = 0;
1386                 } else {
1387                         init_unistr2(&entries[i].name, privs[i].name, UNI_FLAGS_NONE);
1388                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
1389
1390                         luid = get_privilege_luid( &privs[i].se_priv );
1391
1392                         entries[i].luid_low = luid.luid.low;
1393                         entries[i].luid_high = luid.luid.high;
1394                 }
1395         }
1396
1397         enum_context = num_privs;
1398
1399         init_lsa_r_enum_privs(r_u, enum_context, num_privs, entries);
1400
1401         return NT_STATUS_OK;
1402 }
1403
1404 /***************************************************************************
1405 _lsa_priv_get_dispname.
1406  ***************************************************************************/
1407
1408 NTSTATUS _lsa_priv_get_dispname(pipes_struct *p, LSA_Q_PRIV_GET_DISPNAME *q_u, LSA_R_PRIV_GET_DISPNAME *r_u)
1409 {
1410         struct lsa_info *handle;
1411         fstring name_asc;
1412         const char *description;
1413
1414         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1415                 return NT_STATUS_INVALID_HANDLE;
1416
1417         /* check if the user have enough rights */
1418
1419         /*
1420          * I don't know if it's the right one. not documented.
1421          */
1422         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1423                 return NT_STATUS_ACCESS_DENIED;
1424
1425         unistr2_to_ascii(name_asc, &q_u->name, sizeof(name_asc));
1426
1427         DEBUG(10,("_lsa_priv_get_dispname: name = %s\n", name_asc));
1428
1429         description = get_privilege_dispname( name_asc );
1430
1431         if ( description ) {
1432                 DEBUG(10,("_lsa_priv_get_dispname: display name = %s\n", description));
1433
1434                 init_unistr2(&r_u->desc, description, UNI_FLAGS_NONE);
1435                 init_uni_hdr(&r_u->hdr_desc, &r_u->desc);
1436
1437                 r_u->ptr_info = 0xdeadbeef;
1438                 r_u->lang_id = q_u->lang_id;
1439
1440                 return NT_STATUS_OK;
1441         } else {
1442                 DEBUG(10,("_lsa_priv_get_dispname: doesn't exist\n"));
1443
1444                 r_u->ptr_info = 0;
1445
1446                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1447         }
1448 }
1449
1450 /***************************************************************************
1451 _lsa_enum_accounts.
1452  ***************************************************************************/
1453
1454 NTSTATUS _lsa_enum_accounts(pipes_struct *p, LSA_Q_ENUM_ACCOUNTS *q_u, LSA_R_ENUM_ACCOUNTS *r_u)
1455 {
1456         struct lsa_info *handle;
1457         DOM_SID *sid_list;
1458         int i, j, num_entries;
1459         LSA_SID_ENUM *sids=&r_u->sids;
1460         NTSTATUS ret;
1461
1462         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1463                 return NT_STATUS_INVALID_HANDLE;
1464
1465         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1466                 return NT_STATUS_ACCESS_DENIED;
1467
1468         sid_list = NULL;
1469         num_entries = 0;
1470
1471         /* The only way we can currently find out all the SIDs that have been
1472            privileged is to scan all privileges */
1473
1474         if (!NT_STATUS_IS_OK(ret = privilege_enumerate_accounts(&sid_list, &num_entries))) {
1475                 return ret;
1476         }
1477
1478         if (q_u->enum_context >= num_entries)
1479                 return NT_STATUS_NO_MORE_ENTRIES;
1480
1481         sids->ptr_sid = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_entries-q_u->enum_context);
1482         sids->sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_entries-q_u->enum_context);
1483
1484         if (sids->ptr_sid==NULL || sids->sid==NULL) {
1485                 SAFE_FREE(sid_list);
1486                 return NT_STATUS_NO_MEMORY;
1487         }
1488
1489         for (i = q_u->enum_context, j = 0; i < num_entries; i++, j++) {
1490                 init_dom_sid2(&(*sids).sid[j], &sid_list[i]);
1491                 (*sids).ptr_sid[j] = 1;
1492         }
1493
1494         SAFE_FREE(sid_list);
1495
1496         init_lsa_r_enum_accounts(r_u, num_entries);
1497
1498         return NT_STATUS_OK;
1499 }
1500
1501
1502 NTSTATUS _lsa_unk_get_connuser(pipes_struct *p, LSA_Q_UNK_GET_CONNUSER *q_u, LSA_R_UNK_GET_CONNUSER *r_u)
1503 {
1504         const char *username, *domname;
1505         user_struct *vuser = get_valid_user_struct(p->vuid);
1506
1507         if (vuser == NULL)
1508                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1509
1510         if (vuser->guest) {
1511                 /*
1512                  * I'm 99% sure this is not the right place to do this,
1513                  * global_sid_Anonymous should probably be put into the token
1514                  * instead of the guest id -- vl
1515                  */
1516                 if (!lookup_sid(p->mem_ctx, &global_sid_Anonymous,
1517                                 &domname, &username, NULL)) {
1518                         return NT_STATUS_NO_MEMORY;
1519                 }
1520         } else {
1521                 username = vuser->user.smb_name;
1522                 domname = vuser->user.domain;
1523         }
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                 DEBUG(10, ("_lsa_create_account: No POLICY_GET_PRIVATE_INFORMATION access right!\n"));
1561                 return NT_STATUS_ACCESS_DENIED;
1562         }
1563
1564         /* check to see if the pipe_user is a Domain Admin since
1565            account_pol.tdb was already opened as root, this is all we have */
1566
1567         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) ) {
1568                 DEBUG(10, ("_lsa_create_account: The use is not a Domain Admin, deny access!\n"));
1569                 return NT_STATUS_ACCESS_DENIED;
1570         }
1571
1572         if ( is_privileged_sid( &q_u->sid.sid ) ) {
1573                 DEBUG(10, ("_lsa_create_account: Policy account already exists!\n"));
1574                 return NT_STATUS_OBJECT_NAME_COLLISION;
1575         }
1576
1577         /* associate the user/group SID with the (unique) handle. */
1578
1579         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
1580                 return NT_STATUS_NO_MEMORY;
1581
1582         ZERO_STRUCTP(info);
1583         info->sid = q_u->sid.sid;
1584         info->access = q_u->access;
1585
1586         /* get a (unique) handle.  open a policy on it. */
1587         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
1588                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1589
1590         DEBUG(10, ("_lsa_create_account: call privileges code to create an account\n"));
1591         return privilege_create_account( &info->sid );
1592 }
1593
1594
1595 /***************************************************************************
1596  Lsa Open Account
1597  ***************************************************************************/
1598
1599 NTSTATUS _lsa_open_account(pipes_struct *p, LSA_Q_OPENACCOUNT *q_u, LSA_R_OPENACCOUNT *r_u)
1600 {
1601         struct lsa_info *handle;
1602         struct lsa_info *info;
1603
1604         /* find the connection policy handle. */
1605         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1606                 return NT_STATUS_INVALID_HANDLE;
1607
1608         /* check if the user have enough rights */
1609
1610         /*
1611          * I don't know if it's the right one. not documented.
1612          * but guessed with rpcclient.
1613          */
1614         if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION))
1615                 return NT_STATUS_ACCESS_DENIED;
1616
1617         /* TODO: Fis the parsing routine before reenabling this check! */
1618         #if 0
1619         if (!lookup_sid(&handle->sid, dom_name, name, &type))
1620                 return NT_STATUS_ACCESS_DENIED;
1621         #endif
1622         /* associate the user/group SID with the (unique) handle. */
1623         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
1624                 return NT_STATUS_NO_MEMORY;
1625
1626         ZERO_STRUCTP(info);
1627         info->sid = q_u->sid.sid;
1628         info->access = q_u->access;
1629
1630         /* get a (unique) handle.  open a policy on it. */
1631         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
1632                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1633
1634         return NT_STATUS_OK;
1635 }
1636
1637 /***************************************************************************
1638  For a given SID, enumerate all the privilege this account has.
1639  ***************************************************************************/
1640
1641 NTSTATUS _lsa_enum_privsaccount(pipes_struct *p, prs_struct *ps, LSA_Q_ENUMPRIVSACCOUNT *q_u, LSA_R_ENUMPRIVSACCOUNT *r_u)
1642 {
1643         struct lsa_info *info=NULL;
1644         SE_PRIV mask;
1645         PRIVILEGE_SET privileges;
1646
1647         /* find the connection policy handle. */
1648         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1649                 return NT_STATUS_INVALID_HANDLE;
1650
1651         if ( !get_privileges_for_sids( &mask, &info->sid, 1 ) )
1652                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1653
1654         privilege_set_init( &privileges );
1655
1656         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
1657
1658                 DEBUG(10,("_lsa_enum_privsaccount: %s has %d privileges\n",
1659                         sid_string_static(&info->sid), privileges.count));
1660
1661                 r_u->status = init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, privileges.set, privileges.count, 0);
1662         }
1663         else
1664                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
1665
1666         privilege_set_free( &privileges );
1667
1668         return r_u->status;
1669 }
1670
1671 /***************************************************************************
1672
1673  ***************************************************************************/
1674
1675 NTSTATUS _lsa_getsystemaccount(pipes_struct *p, LSA_Q_GETSYSTEMACCOUNT *q_u, LSA_R_GETSYSTEMACCOUNT *r_u)
1676 {
1677         struct lsa_info *info=NULL;
1678
1679         /* find the connection policy handle. */
1680
1681         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1682                 return NT_STATUS_INVALID_HANDLE;
1683
1684         if (!lookup_sid(p->mem_ctx, &info->sid, NULL, NULL, NULL))
1685                 return NT_STATUS_OK;
1686
1687         /*
1688           0x01 -> Log on locally
1689           0x02 -> Access this computer from network
1690           0x04 -> Log on as a batch job
1691           0x10 -> Log on as a service
1692
1693           they can be ORed together
1694         */
1695
1696         r_u->access = PR_LOG_ON_LOCALLY | PR_ACCESS_FROM_NETWORK;
1697
1698         return NT_STATUS_OK;
1699 }
1700
1701 /***************************************************************************
1702   update the systemaccount information
1703  ***************************************************************************/
1704
1705 NTSTATUS _lsa_setsystemaccount(pipes_struct *p, LSA_Q_SETSYSTEMACCOUNT *q_u, LSA_R_SETSYSTEMACCOUNT *r_u)
1706 {
1707         struct lsa_info *info=NULL;
1708         GROUP_MAP map;
1709         r_u->status = NT_STATUS_OK;
1710
1711         /* find the connection policy handle. */
1712         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1713                 return NT_STATUS_INVALID_HANDLE;
1714
1715         /* check to see if the pipe_user is a Domain Admin since
1716            account_pol.tdb was already opened as root, this is all we have */
1717
1718         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1719                 return NT_STATUS_ACCESS_DENIED;
1720
1721         if (!pdb_getgrsid(&map, info->sid))
1722                 return NT_STATUS_NO_SUCH_GROUP;
1723
1724         return pdb_update_group_mapping_entry(&map);
1725 }
1726
1727 /***************************************************************************
1728  For a given SID, add some privileges.
1729  ***************************************************************************/
1730
1731 NTSTATUS _lsa_addprivs(pipes_struct *p, LSA_Q_ADDPRIVS *q_u, LSA_R_ADDPRIVS *r_u)
1732 {
1733         struct lsa_info *info = NULL;
1734         SE_PRIV mask;
1735         PRIVILEGE_SET *set = NULL;
1736
1737         /* find the connection policy handle. */
1738         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1739                 return NT_STATUS_INVALID_HANDLE;
1740
1741         /* check to see if the pipe_user is root or a Domain Admin since
1742            account_pol.tdb was already opened as root, this is all we have */
1743
1744         if ( p->pipe_user.ut.uid != sec_initial_uid()
1745                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1746         {
1747                 return NT_STATUS_ACCESS_DENIED;
1748         }
1749
1750         set = &q_u->set;
1751
1752         if ( !privilege_set_to_se_priv( &mask, set ) )
1753                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1754
1755         if ( !grant_privilege( &info->sid, &mask ) ) {
1756                 DEBUG(3,("_lsa_addprivs: grant_privilege(%s) failed!\n",
1757                         sid_string_static(&info->sid) ));
1758                 DEBUG(3,("Privilege mask:\n"));
1759                 dump_se_priv( DBGC_ALL, 3, &mask );
1760                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1761         }
1762
1763         return NT_STATUS_OK;
1764 }
1765
1766 /***************************************************************************
1767  For a given SID, remove some privileges.
1768  ***************************************************************************/
1769
1770 NTSTATUS _lsa_removeprivs(pipes_struct *p, LSA_Q_REMOVEPRIVS *q_u, LSA_R_REMOVEPRIVS *r_u)
1771 {
1772         struct lsa_info *info = NULL;
1773         SE_PRIV mask;
1774         PRIVILEGE_SET *set = NULL;
1775
1776         /* find the connection policy handle. */
1777         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1778                 return NT_STATUS_INVALID_HANDLE;
1779
1780         /* check to see if the pipe_user is root or a Domain Admin since
1781            account_pol.tdb was already opened as root, this is all we have */
1782
1783         if ( p->pipe_user.ut.uid != sec_initial_uid()
1784                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1785         {
1786                 return NT_STATUS_ACCESS_DENIED;
1787         }
1788
1789         set = &q_u->set;
1790
1791         if ( !privilege_set_to_se_priv( &mask, set ) )
1792                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1793
1794         if ( !revoke_privilege( &info->sid, &mask ) ) {
1795                 DEBUG(3,("_lsa_removeprivs: revoke_privilege(%s) failed!\n",
1796                         sid_string_static(&info->sid) ));
1797                 DEBUG(3,("Privilege mask:\n"));
1798                 dump_se_priv( DBGC_ALL, 3, &mask );
1799                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1800         }
1801
1802         return NT_STATUS_OK;
1803 }
1804
1805 /***************************************************************************
1806  For a given SID, remove some privileges.
1807  ***************************************************************************/
1808
1809 NTSTATUS _lsa_query_secobj(pipes_struct *p, LSA_Q_QUERY_SEC_OBJ *q_u, LSA_R_QUERY_SEC_OBJ *r_u)
1810 {
1811         struct lsa_info *handle=NULL;
1812         SEC_DESC *psd = NULL;
1813         size_t sd_size;
1814         NTSTATUS status;
1815
1816         r_u->status = NT_STATUS_OK;
1817
1818         /* find the connection policy handle. */
1819         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1820                 return NT_STATUS_INVALID_HANDLE;
1821
1822         /* check if the user have enough rights */
1823         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1824                 return NT_STATUS_ACCESS_DENIED;
1825
1826
1827         switch (q_u->sec_info) {
1828         case 1:
1829                 /* SD contains only the owner */
1830
1831                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1832                 if(!NT_STATUS_IS_OK(status))
1833                         return NT_STATUS_NO_MEMORY;
1834
1835
1836                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1837                         return NT_STATUS_NO_MEMORY;
1838                 break;
1839         case 4:
1840                 /* SD contains only the ACL */
1841
1842                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1843                 if(!NT_STATUS_IS_OK(status))
1844                         return NT_STATUS_NO_MEMORY;
1845
1846                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1847                         return NT_STATUS_NO_MEMORY;
1848                 break;
1849         default:
1850                 return NT_STATUS_INVALID_LEVEL;
1851         }
1852
1853         r_u->ptr=1;
1854
1855         return r_u->status;
1856 }
1857
1858 #if 0   /* AD DC work in ongoing in Samba 4 */
1859
1860 /***************************************************************************
1861  ***************************************************************************/
1862
1863 NTSTATUS _lsa_query_info2(pipes_struct *p, LSA_Q_QUERY_INFO2 *q_u, LSA_R_QUERY_INFO2 *r_u)
1864 {
1865         struct lsa_info *handle;
1866         const char *nb_name;
1867         char *dns_name = NULL;
1868         char *forest_name = NULL;
1869         DOM_SID *sid = NULL;
1870         struct uuid guid;
1871         fstring dnsdomname;
1872
1873         ZERO_STRUCT(guid);
1874         r_u->status = NT_STATUS_OK;
1875
1876         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&handle))
1877                 return NT_STATUS_INVALID_HANDLE;
1878
1879         switch (q_u->info_class) {
1880         case 0x0c:
1881                 /* check if the user have enough rights */
1882                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1883                         return NT_STATUS_ACCESS_DENIED;
1884
1885                 /* Request PolicyPrimaryDomainInformation. */
1886                 switch (lp_server_role()) {
1887                         case ROLE_DOMAIN_PDC:
1888                         case ROLE_DOMAIN_BDC:
1889                                 nb_name = get_global_sam_name();
1890                                 /* ugly temp hack for these next two */
1891
1892                                 /* This should be a 'netbios domain -> DNS domain' mapping */
1893                                 dnsdomname[0] = '\0';
1894                                 get_mydnsdomname(dnsdomname);
1895                                 strlower_m(dnsdomname);
1896
1897                                 dns_name = dnsdomname;
1898                                 forest_name = dnsdomname;
1899
1900                                 sid = get_global_sam_sid();
1901                                 secrets_fetch_domain_guid(lp_workgroup(), &guid);
1902                                 break;
1903                         default:
1904                                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1905                 }
1906                 init_dns_dom_info(&r_u->info.dns_dom_info, nb_name, dns_name,
1907                                   forest_name,&guid,sid);
1908                 break;
1909         default:
1910                 DEBUG(0,("_lsa_query_info2: unknown info level in Lsa Query: %d\n", q_u->info_class));
1911                 r_u->status = NT_STATUS_INVALID_INFO_CLASS;
1912                 break;
1913         }
1914
1915         if (NT_STATUS_IS_OK(r_u->status)) {
1916                 r_u->ptr = 0x1;
1917                 r_u->info_class = q_u->info_class;
1918         }
1919
1920         return r_u->status;
1921 }
1922 #endif  /* AD DC work in ongoing in Samba 4 */
1923
1924 /***************************************************************************
1925  ***************************************************************************/
1926
1927 NTSTATUS _lsa_add_acct_rights(pipes_struct *p, LSA_Q_ADD_ACCT_RIGHTS *q_u, LSA_R_ADD_ACCT_RIGHTS *r_u)
1928 {
1929         struct lsa_info *info = NULL;
1930         int i = 0;
1931         DOM_SID sid;
1932         fstring privname;
1933         UNISTR4_ARRAY *uni_privnames = q_u->rights;
1934
1935
1936         /* find the connection policy handle. */
1937         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
1938                 return NT_STATUS_INVALID_HANDLE;
1939
1940         /* check to see if the pipe_user is a Domain Admin since
1941            account_pol.tdb was already opened as root, this is all we have */
1942
1943         if ( p->pipe_user.ut.uid != sec_initial_uid()
1944                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1945         {
1946                 return NT_STATUS_ACCESS_DENIED;
1947         }
1948
1949         /* according to an NT4 PDC, you can add privileges to SIDs even without
1950            call_lsa_create_account() first.  And you can use any arbitrary SID. */
1951
1952         sid_copy( &sid, &q_u->sid.sid );
1953
1954         /* just a little sanity check */
1955
1956         if ( q_u->count != uni_privnames->count ) {
1957                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
1958                 return NT_STATUS_INVALID_HANDLE;
1959         }
1960
1961         for ( i=0; i<q_u->count; i++ ) {
1962                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
1963
1964                 /* only try to add non-null strings */
1965
1966                 if ( !uni4_str->string )
1967                         continue;
1968
1969                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
1970
1971                 if ( !grant_privilege_by_name( &sid, privname ) ) {
1972                         DEBUG(2,("_lsa_add_acct_rights: Failed to add privilege [%s]\n", privname ));
1973                         return NT_STATUS_NO_SUCH_PRIVILEGE;
1974                 }
1975         }
1976
1977         return NT_STATUS_OK;
1978 }
1979
1980 /***************************************************************************
1981  ***************************************************************************/
1982
1983 NTSTATUS _lsa_remove_acct_rights(pipes_struct *p, LSA_Q_REMOVE_ACCT_RIGHTS *q_u, LSA_R_REMOVE_ACCT_RIGHTS *r_u)
1984 {
1985         struct lsa_info *info = NULL;
1986         int i = 0;
1987         DOM_SID sid;
1988         fstring privname;
1989         UNISTR4_ARRAY *uni_privnames = q_u->rights;
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         if ( p->pipe_user.ut.uid != sec_initial_uid()
2000                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
2001         {
2002                 return NT_STATUS_ACCESS_DENIED;
2003         }
2004
2005         sid_copy( &sid, &q_u->sid.sid );
2006
2007         if ( q_u->removeall ) {
2008                 if ( !revoke_all_privileges( &sid ) )
2009                         return NT_STATUS_ACCESS_DENIED;
2010
2011                 return NT_STATUS_OK;
2012         }
2013
2014         /* just a little sanity check */
2015
2016         if ( q_u->count != uni_privnames->count ) {
2017                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
2018                 return NT_STATUS_INVALID_HANDLE;
2019         }
2020
2021         for ( i=0; i<q_u->count; i++ ) {
2022                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
2023
2024                 /* only try to add non-null strings */
2025
2026                 if ( !uni4_str->string )
2027                         continue;
2028
2029                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
2030
2031                 if ( !revoke_privilege_by_name( &sid, privname ) ) {
2032                         DEBUG(2,("_lsa_remove_acct_rights: Failed to revoke privilege [%s]\n", privname ));
2033                         return NT_STATUS_NO_SUCH_PRIVILEGE;
2034                 }
2035         }
2036
2037         return NT_STATUS_OK;
2038 }
2039
2040
2041 /***************************************************************************
2042  ***************************************************************************/
2043
2044 NTSTATUS _lsa_enum_acct_rights(pipes_struct *p, LSA_Q_ENUM_ACCT_RIGHTS *q_u, LSA_R_ENUM_ACCT_RIGHTS *r_u)
2045 {
2046         struct lsa_info *info = NULL;
2047         DOM_SID sid;
2048         PRIVILEGE_SET privileges;
2049         SE_PRIV mask;
2050
2051
2052         /* find the connection policy handle. */
2053
2054         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
2055                 return NT_STATUS_INVALID_HANDLE;
2056
2057         /* according to an NT4 PDC, you can add privileges to SIDs even without
2058            call_lsa_create_account() first.  And you can use any arbitrary SID. */
2059
2060         sid_copy( &sid, &q_u->sid.sid );
2061
2062         if ( !get_privileges_for_sids( &mask, &sid, 1 ) )
2063                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
2064
2065         privilege_set_init( &privileges );
2066
2067         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
2068
2069                 DEBUG(10,("_lsa_enum_acct_rights: %s has %d privileges\n",
2070                         sid_string_static(&sid), privileges.count));
2071
2072                 r_u->status = init_r_enum_acct_rights( r_u, &privileges );
2073         }
2074         else
2075                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
2076
2077         privilege_set_free( &privileges );
2078
2079         return r_u->status;
2080 }
2081
2082
2083 /***************************************************************************
2084  ***************************************************************************/
2085
2086 NTSTATUS _lsa_lookup_priv_value(pipes_struct *p, LSA_Q_LOOKUP_PRIV_VALUE *q_u, LSA_R_LOOKUP_PRIV_VALUE *r_u)
2087 {
2088         struct lsa_info *info = NULL;
2089         fstring name;
2090         LUID_ATTR priv_luid;
2091         SE_PRIV mask;
2092
2093         /* find the connection policy handle. */
2094
2095         if (!find_policy_by_hnd(p, &q_u->pol, (void **)(void *)&info))
2096                 return NT_STATUS_INVALID_HANDLE;
2097
2098         unistr2_to_ascii(name, &q_u->privname.unistring, sizeof(name));
2099
2100         DEBUG(10,("_lsa_lookup_priv_value: name = %s\n", name));
2101
2102         if ( !se_priv_from_name( name, &mask ) )
2103                 return NT_STATUS_NO_SUCH_PRIVILEGE;
2104
2105         priv_luid = get_privilege_luid( &mask );
2106
2107         r_u->luid.low  = priv_luid.luid.low;
2108         r_u->luid.high = priv_luid.luid.high;
2109
2110
2111         return NT_STATUS_OK;
2112 }