source/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,
   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  *
  13  *  This program is free software; you can redistribute it and/or modify
  14  *  it under the terms of the GNU General Public License as published by
  15  *  the Free Software Foundation; either version 2 of the License, or
  16  *  (at your option) any later version.
  17  *
  18  *  This program is distributed in the hope that it will be useful,
  19  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  20  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  21  *  GNU General Public License for more details.
  22  *
  23  *  You should have received a copy of the GNU General Public License
  24  *  along with this program; if not, write to the Free Software
  25  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  26  */
  27
  28 /* This is the implementation of the lsa server code. */
  29
  30 #include "includes.h"
  31
  32 #undef DBGC_CLASS
  33 #define DBGC_CLASS DBGC_RPC_SRV
  34
  35 extern PRIVS privs[];
  36
  37 struct lsa_info {
  38         DOM_SID sid;
  39         uint32 access;
  40 };
  41
  42 struct generic_mapping lsa_generic_mapping = {
  43         POLICY_READ,
  44         POLICY_WRITE,
  45         POLICY_EXECUTE,
  46         POLICY_ALL_ACCESS
  47 };
  48
  49 /*******************************************************************
  50  Function to free the per handle data.
  51  ********************************************************************/
  52
  53 static void free_lsa_info(void *ptr)
  54 {
  55         struct lsa_info *lsa = (struct lsa_info *)ptr;
  56
  57         SAFE_FREE(lsa);
  58 }
  59
  60 /***************************************************************************
  61 Init dom_query
  62  ***************************************************************************/
  63
  64 static void init_dom_query(DOM_QUERY *d_q, const char *dom_name, DOM_SID *dom_sid)
  65 {
  66         d_q->buffer_dom_name = (dom_name != NULL) ? 1 : 0; /* domain buffer pointer */
  67         d_q->buffer_dom_sid = (dom_sid != NULL) ? 1 : 0;  /* domain sid pointer */
  68
  69         /* this string is supposed to be non-null terminated. */
  70         /* But the maxlen in this UNISTR2 must include the terminating null. */
  71         init_unistr2(&d_q->uni_domain_name, dom_name, UNI_BROKEN_NON_NULL);
  72
  73         /*
  74          * I'm not sure why this really odd combination of length
  75          * values works, but it does appear to. I need to look at
  76          * this *much* more closely - but at the moment leave alone
  77          * until it's understood. This allows a W2k client to join
  78          * a domain with both odd and even length names... JRA.
  79          */
  80
  81         /*
  82          * IMPORTANT NOTE !!!!
  83          * The two fields below probably are reversed in meaning, ie.
  84          * the first field is probably the str_len, the second the max
  85          * len. Both are measured in bytes anyway.
  86          */
  87
  88         d_q->uni_dom_str_len = d_q->uni_domain_name.uni_max_len * 2;
  89         d_q->uni_dom_max_len = d_q->uni_domain_name.uni_str_len * 2;
  90
  91         if (dom_sid != NULL)
  92                 init_dom_sid2(&d_q->dom_sid, dom_sid);
  93 }
  94
  95 /***************************************************************************
  96  init_dom_ref - adds a domain if it's not already in, returns the index.
  97 ***************************************************************************/
  98
  99 static int init_dom_ref(DOM_R_REF *ref, char *dom_name, DOM_SID *dom_sid)
 100 {
 101         int num = 0;
 102
 103         if (dom_name != NULL) {
 104                 for (num = 0; num < ref->num_ref_doms_1; num++) {
 105                         fstring domname;
 106                         rpcstr_pull(domname, ref->ref_dom[num].uni_dom_name.buffer, sizeof(domname), -1, 0);
 107                         if (strequal(domname, dom_name))
 108                                 return num;
 109                 }
 110         } else {
 111                 num = ref->num_ref_doms_1;
 112         }
 113
 114         if (num >= MAX_REF_DOMAINS) {
 115                 /* index not found, already at maximum domain limit */
 116                 return -1;
 117         }
 118
 119         ref->num_ref_doms_1 = num+1;
 120         ref->ptr_ref_dom  = 1;
 121         ref->max_entries = MAX_REF_DOMAINS;
 122         ref->num_ref_doms_2 = num+1;
 123
 124         ref->hdr_ref_dom[num].ptr_dom_sid = dom_sid != NULL ? 1 : 0;
 125
 126         init_unistr2(&ref->ref_dom[num].uni_dom_name, dom_name, UNI_FLAGS_NONE);
 127         init_uni_hdr(&ref->hdr_ref_dom[num].hdr_dom_name, &ref->ref_dom[num].uni_dom_name);
 128
 129         init_dom_sid2(&ref->ref_dom[num].ref_dom, dom_sid );
 130
 131         return num;
 132 }
 133
 134 /***************************************************************************
 135  init_lsa_rid2s
 136  ***************************************************************************/
 137
 138 static void init_lsa_rid2s(DOM_R_REF *ref, DOM_RID2 *rid2,
 139                                 int num_entries, UNISTR2 *name,
 140                                 uint32 *mapped_count, BOOL endian)
 141 {
 142         int i;
 143         int total = 0;
 144         *mapped_count = 0;
 145
 146         SMB_ASSERT(num_entries <= MAX_LOOKUP_SIDS);
 147
 148         become_root(); /* lookup_name can require root privs */
 149
 150         for (i = 0; i < num_entries; i++) {
 151                 BOOL status = False;
 152                 DOM_SID sid;
 153                 uint32 rid = 0xffffffff;
 154                 int dom_idx = -1;
 155                 pstring full_name;
 156                 fstring dom_name, user;
 157                 enum SID_NAME_USE name_type = SID_NAME_UNKNOWN;
 158
 159                 /* Split name into domain and user component */
 160
 161                 unistr2_to_ascii(full_name, &name[i], sizeof(full_name));
 162                 split_domain_name(full_name, dom_name, user);
 163
 164                 /* Lookup name */
 165
 166                 DEBUG(5, ("init_lsa_rid2s: looking up name %s\n", full_name));
 167
 168                 status = lookup_name(dom_name, user, &sid, &name_type);
 169
 170                 if((name_type == SID_NAME_UNKNOWN) && (lp_server_role() == ROLE_DOMAIN_MEMBER)  && (strncmp(dom_name, full_name, strlen(dom_name)) != 0)) {
 171                         DEBUG(5, ("init_lsa_rid2s: domain name not provided and local account not found, using member domain\n"));
 172                         fstrcpy(dom_name, lp_workgroup());
 173                         status = lookup_name(dom_name, user, &sid, &name_type);
 174                 }
 175
 176                 if (name_type == SID_NAME_WKN_GRP) {
 177                         /* BUILTIN aliases are still aliases :-) */
 178                         name_type = SID_NAME_ALIAS;
 179                 }
 180
 181                 DEBUG(5, ("init_lsa_rid2s: %s\n", status ? "found" :
 182                           "not found"));
 183
 184                 if (status && name_type != SID_NAME_UNKNOWN) {
 185                         sid_split_rid(&sid, &rid);
 186                         dom_idx = init_dom_ref(ref, dom_name, &sid);
 187                         (*mapped_count)++;
 188                 } else {
 189                         dom_idx = -1;
 190                         rid = 0;
 191                         name_type = SID_NAME_UNKNOWN;
 192                 }
 193
 194                 init_dom_rid2(&rid2[total], rid, name_type, dom_idx);
 195                 total++;
 196         }
 197
 198         unbecome_root();
 199 }
 200
 201 /***************************************************************************
 202  init_reply_lookup_names
 203  ***************************************************************************/
 204
 205 static void init_reply_lookup_names(LSA_R_LOOKUP_NAMES *r_l,
 206                 DOM_R_REF *ref, uint32 num_entries,
 207                 DOM_RID2 *rid2, uint32 mapped_count)
 208 {
 209         r_l->ptr_dom_ref  = 1;
 210         r_l->dom_ref      = ref;
 211
 212         r_l->num_entries  = num_entries;
 213         r_l->ptr_entries  = 1;
 214         r_l->num_entries2 = num_entries;
 215         r_l->dom_rid      = rid2;
 216
 217         r_l->mapped_count = mapped_count;
 218 }
 219
 220 /***************************************************************************
 221  Init lsa_trans_names.
 222  ***************************************************************************/
 223
 224 static void init_lsa_trans_names(TALLOC_CTX *ctx, DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *trn,
 225                                  int num_entries, DOM_SID2 *sid,
 226                                  uint32 *mapped_count)
 227 {
 228         int i;
 229         int total = 0;
 230         *mapped_count = 0;
 231
 232         /* Allocate memory for list of names */
 233
 234         if (num_entries > 0) {
 235                 if (!(trn->name = TALLOC_ARRAY(ctx, LSA_TRANS_NAME, num_entries))) {
 236                         DEBUG(0, ("init_lsa_trans_names(): out of memory\n"));
 237                         return;
 238                 }
 239
 240                 if (!(trn->uni_name = TALLOC_ARRAY(ctx, UNISTR2, num_entries))) {
 241                         DEBUG(0, ("init_lsa_trans_names(): out of memory\n"));
 242                         return;
 243                 }
 244         }
 245
 246         become_root(); /* Need root to get to passdb to for local sids */
 247
 248         for (i = 0; i < num_entries; i++) {
 249                 BOOL status = False;
 250                 DOM_SID find_sid = sid[i].sid;
 251                 uint32 rid = 0xffffffff;
 252                 int dom_idx = -1;
 253                 fstring name, dom_name;
 254                 enum SID_NAME_USE sid_name_use = (enum SID_NAME_USE)0;
 255
 256                 sid_to_string(name, &find_sid);
 257                 DEBUG(5, ("init_lsa_trans_names: looking up sid %s\n", name));
 258
 259                 /* Lookup sid from winbindd */
 260
 261                 status = lookup_sid(&find_sid, dom_name, name, &sid_name_use);
 262
 263                 DEBUG(5, ("init_lsa_trans_names: %s\n", status ? "found" :
 264                           "not found"));
 265
 266                 if (!status) {
 267                         sid_name_use = SID_NAME_UNKNOWN;
 268                         memset(dom_name, '\0', sizeof(dom_name));
 269                         sid_to_string(name, &find_sid);
 270                         dom_idx = -1;
 271
 272                         DEBUG(10,("init_lsa_trans_names: added unknown user '%s' to "
 273                                   "referenced list.\n", name ));
 274                 } else {
 275                         (*mapped_count)++;
 276                         /* Store domain sid in ref array */
 277                         if (find_sid.num_auths == 5) {
 278                                 sid_split_rid(&find_sid, &rid);
 279                         }
 280                         dom_idx = init_dom_ref(ref, dom_name, &find_sid);
 281
 282                         DEBUG(10,("init_lsa_trans_names: added %s '%s\\%s' (%d) to referenced list.\n",
 283                                 sid_type_lookup(sid_name_use), dom_name, name, sid_name_use ));
 284
 285                 }
 286
 287                 init_lsa_trans_name(&trn->name[total], &trn->uni_name[total],
 288                                         sid_name_use, name, dom_idx);
 289                 total++;
 290         }
 291
 292         unbecome_root();
 293
 294         trn->num_entries = total;
 295         trn->ptr_trans_names = 1;
 296         trn->num_entries2 = total;
 297 }
 298
 299 /***************************************************************************
 300  Init_reply_lookup_sids.
 301  ***************************************************************************/
 302
 303 static void init_reply_lookup_sids(LSA_R_LOOKUP_SIDS *r_l,
 304                 DOM_R_REF *ref, LSA_TRANS_NAME_ENUM *names,
 305                 uint32 mapped_count)
 306 {
 307         r_l->ptr_dom_ref  = 1;
 308         r_l->dom_ref      = ref;
 309         r_l->names        = names;
 310         r_l->mapped_count = mapped_count;
 311 }
 312
 313 static NTSTATUS lsa_get_generic_sd(TALLOC_CTX *mem_ctx, SEC_DESC **sd, size_t *sd_size)
 314 {
 315         DOM_SID local_adm_sid;
 316         DOM_SID adm_sid;
 317
 318         SEC_ACE ace[3];
 319         SEC_ACCESS mask;
 320
 321         SEC_ACL *psa = NULL;
 322
 323         init_sec_access(&mask, POLICY_EXECUTE);
 324         init_sec_ace(&ace[0], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 325
 326         sid_copy(&adm_sid, get_global_sam_sid());
 327         sid_append_rid(&adm_sid, DOMAIN_GROUP_RID_ADMINS);
 328         init_sec_access(&mask, POLICY_ALL_ACCESS);
 329         init_sec_ace(&ace[1], &adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 330
 331         sid_copy(&local_adm_sid, &global_sid_Builtin);
 332         sid_append_rid(&local_adm_sid, BUILTIN_ALIAS_RID_ADMINS);
 333         init_sec_access(&mask, POLICY_ALL_ACCESS);
 334         init_sec_ace(&ace[2], &local_adm_sid, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 335
 336         if((psa = make_sec_acl(mem_ctx, NT4_ACL_REVISION, 3, ace)) == NULL)
 337                 return NT_STATUS_NO_MEMORY;
 338
 339         if((*sd = make_sec_desc(mem_ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, &adm_sid, NULL, NULL, psa, sd_size)) == NULL)
 340                 return NT_STATUS_NO_MEMORY;
 341
 342         return NT_STATUS_OK;
 343 }
 344
 345 #if 0   /* AD DC work in ongoing in Samba 4 */
 346
 347 /***************************************************************************
 348  Init_dns_dom_info.
 349 ***************************************************************************/
 350
 351 static void init_dns_dom_info(LSA_DNS_DOM_INFO *r_l, const char *nb_name,
 352                               const char *dns_name, const char *forest_name,
 353                               struct uuid *dom_guid, DOM_SID *dom_sid)
 354 {
 355         if (nb_name && *nb_name) {
 356                 init_unistr2(&r_l->uni_nb_dom_name, nb_name, UNI_FLAGS_NONE);
 357                 init_uni_hdr(&r_l->hdr_nb_dom_name, &r_l->uni_nb_dom_name);
 358                 r_l->hdr_nb_dom_name.uni_max_len += 2;
 359                 r_l->uni_nb_dom_name.uni_max_len += 1;
 360         }
 361
 362         if (dns_name && *dns_name) {
 363                 init_unistr2(&r_l->uni_dns_dom_name, dns_name, UNI_FLAGS_NONE);
 364                 init_uni_hdr(&r_l->hdr_dns_dom_name, &r_l->uni_dns_dom_name);
 365                 r_l->hdr_dns_dom_name.uni_max_len += 2;
 366                 r_l->uni_dns_dom_name.uni_max_len += 1;
 367         }
 368
 369         if (forest_name && *forest_name) {
 370                 init_unistr2(&r_l->uni_forest_name, forest_name, UNI_FLAGS_NONE);
 371                 init_uni_hdr(&r_l->hdr_forest_name, &r_l->uni_forest_name);
 372                 r_l->hdr_forest_name.uni_max_len += 2;
 373                 r_l->uni_forest_name.uni_max_len += 1;
 374         }
 375
 376         /* how do we init the guid ? probably should write an init fn */
 377         if (dom_guid) {
 378                 memcpy(&r_l->dom_guid, dom_guid, sizeof(struct uuid));
 379         }
 380
 381         if (dom_sid) {
 382                 r_l->ptr_dom_sid = 1;
 383                 init_dom_sid2(&r_l->dom_sid, dom_sid);
 384         }
 385 }
 386 #endif  /* AD DC work in ongoing in Samba 4 */
 387
 388
 389 /***************************************************************************
 390  _lsa_open_policy2.
 391  ***************************************************************************/
 392
 393 NTSTATUS _lsa_open_policy2(pipes_struct *p, LSA_Q_OPEN_POL2 *q_u, LSA_R_OPEN_POL2 *r_u)
 394 {
 395         struct lsa_info *info;
 396         SEC_DESC *psd = NULL;
 397         size_t sd_size;
 398         uint32 des_access=q_u->des_access;
 399         uint32 acc_granted;
 400         NTSTATUS status;
 401
 402
 403         /* map the generic bits to the lsa policy ones */
 404         se_map_generic(&des_access, &lsa_generic_mapping);
 405
 406         /* get the generic lsa policy SD until we store it */
 407         lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
 408
 409         if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) {
 410                 if (geteuid() != 0) {
 411                         return status;
 412                 }
 413                 DEBUG(4,("ACCESS should be DENIED (granted: %#010x;  required: %#010x)\n",
 414                          acc_granted, des_access));
 415                 DEBUGADD(4,("but overwritten by euid == 0\n"));
 416         }
 417
 418         /* This is needed for lsa_open_account and rpcclient .... :-) */
 419
 420         if (geteuid() == 0)
 421                 acc_granted = POLICY_ALL_ACCESS;
 422
 423         /* associate the domain SID with the (unique) handle. */
 424         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
 425                 return NT_STATUS_NO_MEMORY;
 426
 427         ZERO_STRUCTP(info);
 428         sid_copy(&info->sid,get_global_sam_sid());
 429         info->access = acc_granted;
 430
 431         /* set up the LSA QUERY INFO response */
 432         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
 433                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 434
 435         return NT_STATUS_OK;
 436 }
 437
 438 /***************************************************************************
 439  _lsa_open_policy
 440  ***************************************************************************/
 441
 442 NTSTATUS _lsa_open_policy(pipes_struct *p, LSA_Q_OPEN_POL *q_u, LSA_R_OPEN_POL *r_u)
 443 {
 444         struct lsa_info *info;
 445         SEC_DESC *psd = NULL;
 446         size_t sd_size;
 447         uint32 des_access=q_u->des_access;
 448         uint32 acc_granted;
 449         NTSTATUS status;
 450
 451
 452         /* map the generic bits to the lsa policy ones */
 453         se_map_generic(&des_access, &lsa_generic_mapping);
 454
 455         /* get the generic lsa policy SD until we store it */
 456         lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
 457
 458         if(!se_access_check(psd, p->pipe_user.nt_user_token, des_access, &acc_granted, &status)) {
 459                 if (geteuid() != 0) {
 460                         return status;
 461                 }
 462                 DEBUG(4,("ACCESS should be DENIED (granted: %#010x;  required: %#010x)\n",
 463                          acc_granted, des_access));
 464                 DEBUGADD(4,("but overwritten by euid == 0\n"));
 465                 acc_granted = des_access;
 466         }
 467
 468         /* associate the domain SID with the (unique) handle. */
 469         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
 470                 return NT_STATUS_NO_MEMORY;
 471
 472         ZERO_STRUCTP(info);
 473         sid_copy(&info->sid,get_global_sam_sid());
 474         info->access = acc_granted;
 475
 476         /* set up the LSA QUERY INFO response */
 477         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
 478                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 479
 480         return NT_STATUS_OK;
 481 }
 482
 483 /***************************************************************************
 484  _lsa_enum_trust_dom - this needs fixing to do more than return NULL ! JRA.
 485  ufff, done :)  mimir
 486  ***************************************************************************/
 487
 488 NTSTATUS _lsa_enum_trust_dom(pipes_struct *p, LSA_Q_ENUM_TRUST_DOM *q_u, LSA_R_ENUM_TRUST_DOM *r_u)
 489 {
 490         struct lsa_info *info;
 491         uint32 enum_context = q_u->enum_context;
 492
 493         /*
 494          * preferred length is set to 5 as a "our" preferred length
 495          * nt sets this parameter to 2
 496          * update (20.08.2002): it's not preferred length, but preferred size!
 497          * it needs further investigation how to optimally choose this value
 498          */
 499         uint32 max_num_domains = q_u->preferred_len < 5 ? q_u->preferred_len : 10;
 500         TRUSTDOM **trust_doms;
 501         uint32 num_domains;
 502         NTSTATUS nt_status;
 503
 504         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
 505                 return NT_STATUS_INVALID_HANDLE;
 506
 507         /* check if the user have enough rights */
 508         if (!(info->access & POLICY_VIEW_LOCAL_INFORMATION))
 509                 return NT_STATUS_ACCESS_DENIED;
 510
 511         nt_status = secrets_get_trusted_domains(p->mem_ctx, (int *)&enum_context, max_num_domains, (int *)&num_domains, &trust_doms);
 512
 513         if (!NT_STATUS_IS_OK(nt_status) &&
 514             !NT_STATUS_EQUAL(nt_status, STATUS_MORE_ENTRIES) &&
 515             !NT_STATUS_EQUAL(nt_status, NT_STATUS_NO_MORE_ENTRIES)) {
 516                 return nt_status;
 517         } else {
 518                 r_u->status = nt_status;
 519         }
 520
 521         /* set up the lsa_enum_trust_dom response */
 522
 523         init_r_enum_trust_dom(p->mem_ctx, r_u, enum_context, max_num_domains, num_domains, trust_doms);
 524
 525         return r_u->status;
 526 }
 527
 528 /***************************************************************************
 529  _lsa_query_info. See the POLICY_INFOMATION_CLASS docs at msdn.
 530  ***************************************************************************/
 531
 532 NTSTATUS _lsa_query_info(pipes_struct *p, LSA_Q_QUERY_INFO *q_u, LSA_R_QUERY_INFO *r_u)
 533 {
 534         struct lsa_info *handle;
 535         LSA_INFO_UNION *info = &r_u->dom;
 536         DOM_SID domain_sid;
 537         const char *name;
 538         DOM_SID *sid = NULL;
 539
 540         r_u->status = NT_STATUS_OK;
 541
 542         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
 543                 return NT_STATUS_INVALID_HANDLE;
 544
 545         switch (q_u->info_class) {
 546         case 0x02:
 547                 {
 548                 unsigned int i;
 549                 /* check if the user have enough rights */
 550                 if (!(handle->access & POLICY_VIEW_AUDIT_INFORMATION))
 551                         return NT_STATUS_ACCESS_DENIED;
 552
 553                 /* fake info: We audit everything. ;) */
 554                 info->id2.auditing_enabled = 1;
 555                 info->id2.count1 = 7;
 556                 info->id2.count2 = 7;
 557                 if ((info->id2.auditsettings = TALLOC_ARRAY(p->mem_ctx,uint32, 7)) == NULL)
 558                         return NT_STATUS_NO_MEMORY;
 559                 for (i = 0; i < 7; i++)
 560                         info->id2.auditsettings[i] = 3;
 561                 break;
 562                 }
 563         case 0x03:
 564                 /* check if the user have enough rights */
 565                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 566                         return NT_STATUS_ACCESS_DENIED;
 567
 568                 /* Request PolicyPrimaryDomainInformation. */
 569                 switch (lp_server_role()) {
 570                         case ROLE_DOMAIN_PDC:
 571                         case ROLE_DOMAIN_BDC:
 572                                 name = get_global_sam_name();
 573                                 sid = get_global_sam_sid();
 574                                 break;
 575                         case ROLE_DOMAIN_MEMBER:
 576                                 name = lp_workgroup();
 577                                 /* We need to return the Domain SID here. */
 578                                 if (secrets_fetch_domain_sid(lp_workgroup(), &domain_sid))
 579                                         sid = &domain_sid;
 580                                 else
 581                                         return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
 582                                 break;
 583                         case ROLE_STANDALONE:
 584                                 name = lp_workgroup();
 585                                 sid = NULL;
 586                                 break;
 587                         default:
 588                                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
 589                 }
 590                 init_dom_query(&r_u->dom.id3, name, sid);
 591                 break;
 592         case 0x05:
 593                 /* check if the user have enough rights */
 594                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 595                         return NT_STATUS_ACCESS_DENIED;
 596
 597                 /* Request PolicyAccountDomainInformation. */
 598                 name = get_global_sam_name();
 599                 sid = get_global_sam_sid();
 600                 init_dom_query(&r_u->dom.id5, name, sid);
 601                 break;
 602         case 0x06:
 603                 /* check if the user have enough rights */
 604                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 605                         return NT_STATUS_ACCESS_DENIED;
 606
 607                 switch (lp_server_role()) {
 608                         case ROLE_DOMAIN_BDC:
 609                                 /*
 610                                  * only a BDC is a backup controller
 611                                  * of the domain, it controls.
 612                                  */
 613                                 info->id6.server_role = 2;
 614                                 break;
 615                         default:
 616                                 /*
 617                                  * any other role is a primary
 618                                  * of the domain, it controls.
 619                                  */
 620                                 info->id6.server_role = 3;
 621                                 break;
 622                 }
 623                 break;
 624         default:
 625                 DEBUG(0,("_lsa_query_info: unknown info level in Lsa Query: %d\n", q_u->info_class));
 626                 r_u->status = NT_STATUS_INVALID_INFO_CLASS;
 627                 break;
 628         }
 629
 630         if (NT_STATUS_IS_OK(r_u->status)) {
 631                 r_u->undoc_buffer = 0x22000000; /* bizarre */
 632                 r_u->info_class = q_u->info_class;
 633         }
 634
 635         return r_u->status;
 636 }
 637
 638 /***************************************************************************
 639  _lsa_lookup_sids
 640  ***************************************************************************/
 641
 642 NTSTATUS _lsa_lookup_sids(pipes_struct *p, LSA_Q_LOOKUP_SIDS *q_u, LSA_R_LOOKUP_SIDS *r_u)
 643 {
 644         struct lsa_info *handle;
 645         DOM_SID2 *sid = q_u->sids.sid;
 646         int num_entries = q_u->sids.num_entries;
 647         DOM_R_REF *ref = NULL;
 648         LSA_TRANS_NAME_ENUM *names = NULL;
 649         uint32 mapped_count = 0;
 650
 651         if (num_entries >  MAX_LOOKUP_SIDS) {
 652                 num_entries = 0;
 653                 DEBUG(5,("_lsa_lookup_sids: limit of %d exceeded, truncating SID lookup list to %d\n", MAX_LOOKUP_SIDS, num_entries));
 654                 r_u->status = NT_STATUS_NONE_MAPPED;
 655         }
 656
 657         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
 658         names = TALLOC_ZERO_P(p->mem_ctx, LSA_TRANS_NAME_ENUM);
 659
 660         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) {
 661                 r_u->status = NT_STATUS_INVALID_HANDLE;
 662                 goto done;
 663         }
 664
 665         /* check if the user have enough rights */
 666         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 667                 r_u->status = NT_STATUS_ACCESS_DENIED;
 668                 goto done;
 669         }
 670         if (!ref || !names)
 671                 return NT_STATUS_NO_MEMORY;
 672
 673 done:
 674
 675         /* set up the LSA Lookup SIDs response */
 676         init_lsa_trans_names(p->mem_ctx, ref, names, num_entries, sid, &mapped_count);
 677         if (NT_STATUS_IS_OK(r_u->status)) {
 678                 if (mapped_count == 0)
 679                         r_u->status = NT_STATUS_NONE_MAPPED;
 680                 else if (mapped_count != num_entries)
 681                         r_u->status = STATUS_SOME_UNMAPPED;
 682         }
 683         init_reply_lookup_sids(r_u, ref, names, mapped_count);
 684
 685         return r_u->status;
 686 }
 687
 688 /***************************************************************************
 689 lsa_reply_lookup_names
 690  ***************************************************************************/
 691
 692 NTSTATUS _lsa_lookup_names(pipes_struct *p,LSA_Q_LOOKUP_NAMES *q_u, LSA_R_LOOKUP_NAMES *r_u)
 693 {
 694         struct lsa_info *handle;
 695         UNISTR2 *names = q_u->uni_name;
 696         int num_entries = q_u->num_entries;
 697         DOM_R_REF *ref;
 698         DOM_RID2 *rids;
 699         uint32 mapped_count = 0;
 700
 701         if (num_entries >  MAX_LOOKUP_SIDS) {
 702                 num_entries = MAX_LOOKUP_SIDS;
 703                 DEBUG(5,("_lsa_lookup_names: truncating name lookup list to %d\n", num_entries));
 704         }
 705
 706         ref = TALLOC_ZERO_P(p->mem_ctx, DOM_R_REF);
 707         rids = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_RID2, num_entries);
 708
 709         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle)) {
 710                 r_u->status = NT_STATUS_INVALID_HANDLE;
 711                 goto done;
 712         }
 713
 714         /* check if the user have enough rights */
 715         if (!(handle->access & POLICY_LOOKUP_NAMES)) {
 716                 r_u->status = NT_STATUS_ACCESS_DENIED;
 717                 goto done;
 718         }
 719
 720         if (!ref || !rids)
 721                 return NT_STATUS_NO_MEMORY;
 722
 723 done:
 724
 725         /* set up the LSA Lookup RIDs response */
 726         init_lsa_rid2s(ref, rids, num_entries, names, &mapped_count, p->endian);
 727         if (NT_STATUS_IS_OK(r_u->status)) {
 728                 if (mapped_count == 0)
 729                         r_u->status = NT_STATUS_NONE_MAPPED;
 730                 else if (mapped_count != num_entries)
 731                         r_u->status = STATUS_SOME_UNMAPPED;
 732         }
 733         init_reply_lookup_names(r_u, ref, num_entries, rids, mapped_count);
 734
 735         return r_u->status;
 736 }
 737
 738 /***************************************************************************
 739  _lsa_close. Also weird - needs to check if lsa handle is correct. JRA.
 740  ***************************************************************************/
 741
 742 NTSTATUS _lsa_close(pipes_struct *p, LSA_Q_CLOSE *q_u, LSA_R_CLOSE *r_u)
 743 {
 744         if (!find_policy_by_hnd(p, &q_u->pol, NULL))
 745                 return NT_STATUS_INVALID_HANDLE;
 746
 747         close_policy_hnd(p, &q_u->pol);
 748         return NT_STATUS_OK;
 749 }
 750
 751 /***************************************************************************
 752   "No more secrets Marty...." :-).
 753  ***************************************************************************/
 754
 755 NTSTATUS _lsa_open_secret(pipes_struct *p, LSA_Q_OPEN_SECRET *q_u, LSA_R_OPEN_SECRET *r_u)
 756 {
 757         return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 758 }
 759
 760 /***************************************************************************
 761 _lsa_enum_privs.
 762  ***************************************************************************/
 763
 764 NTSTATUS _lsa_enum_privs(pipes_struct *p, LSA_Q_ENUM_PRIVS *q_u, LSA_R_ENUM_PRIVS *r_u)
 765 {
 766         struct lsa_info *handle;
 767         uint32 i;
 768         uint32 enum_context = q_u->enum_context;
 769         int num_privs = count_all_privileges();
 770         LSA_PRIV_ENTRY *entries = NULL;
 771         LUID_ATTR luid;
 772
 773         /* remember that the enum_context starts at 0 and not 1 */
 774
 775         if ( enum_context >= num_privs )
 776                 return NT_STATUS_NO_MORE_ENTRIES;
 777
 778         DEBUG(10,("_lsa_enum_privs: enum_context:%d total entries:%d\n",
 779                 enum_context, num_privs));
 780
 781         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
 782                 return NT_STATUS_INVALID_HANDLE;
 783
 784         /* check if the user have enough rights
 785            I don't know if it's the right one. not documented.  */
 786
 787         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 788                 return NT_STATUS_ACCESS_DENIED;
 789
 790         if ( !(entries = TALLOC_ZERO_ARRAY(p->mem_ctx, LSA_PRIV_ENTRY, num_privs )) )
 791                 return NT_STATUS_NO_MEMORY;
 792
 793         for (i = 0; i < num_privs; i++) {
 794                 if( i < enum_context) {
 795                         init_unistr2(&entries[i].name, NULL, UNI_FLAGS_NONE);
 796                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
 797
 798                         entries[i].luid_low = 0;
 799                         entries[i].luid_high = 0;
 800                 } else {
 801                         init_unistr2(&entries[i].name, privs[i].name, UNI_FLAGS_NONE);
 802                         init_uni_hdr(&entries[i].hdr_name, &entries[i].name);
 803
 804                         luid = get_privilege_luid( &privs[i].se_priv );
 805
 806                         entries[i].luid_low = luid.luid.low;
 807                         entries[i].luid_high = luid.luid.high;
 808                 }
 809         }
 810
 811         enum_context = num_privs;
 812
 813         init_lsa_r_enum_privs(r_u, enum_context, num_privs, entries);
 814
 815         return NT_STATUS_OK;
 816 }
 817
 818 /***************************************************************************
 819 _lsa_priv_get_dispname.
 820  ***************************************************************************/
 821
 822 NTSTATUS _lsa_priv_get_dispname(pipes_struct *p, LSA_Q_PRIV_GET_DISPNAME *q_u, LSA_R_PRIV_GET_DISPNAME *r_u)
 823 {
 824         struct lsa_info *handle;
 825         fstring name_asc;
 826         const char *description;
 827
 828         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
 829                 return NT_STATUS_INVALID_HANDLE;
 830
 831         /* check if the user have enough rights */
 832
 833         /*
 834          * I don't know if it's the right one. not documented.
 835          */
 836         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 837                 return NT_STATUS_ACCESS_DENIED;
 838
 839         unistr2_to_ascii(name_asc, &q_u->name, sizeof(name_asc));
 840
 841         DEBUG(10,("_lsa_priv_get_dispname: name = %s\n", name_asc));
 842
 843         description = get_privilege_dispname( name_asc );
 844
 845         if ( description ) {
 846                 DEBUG(10,("_lsa_priv_get_dispname: display name = %s\n", description));
 847
 848                 init_unistr2(&r_u->desc, description, UNI_FLAGS_NONE);
 849                 init_uni_hdr(&r_u->hdr_desc, &r_u->desc);
 850
 851                 r_u->ptr_info = 0xdeadbeef;
 852                 r_u->lang_id = q_u->lang_id;
 853
 854                 return NT_STATUS_OK;
 855         } else {
 856                 DEBUG(10,("_lsa_priv_get_dispname: doesn't exist\n"));
 857
 858                 r_u->ptr_info = 0;
 859
 860                 return NT_STATUS_NO_SUCH_PRIVILEGE;
 861         }
 862 }
 863
 864 /***************************************************************************
 865 _lsa_enum_accounts.
 866  ***************************************************************************/
 867
 868 NTSTATUS _lsa_enum_accounts(pipes_struct *p, LSA_Q_ENUM_ACCOUNTS *q_u, LSA_R_ENUM_ACCOUNTS *r_u)
 869 {
 870         struct lsa_info *handle;
 871         DOM_SID *sid_list;
 872         int i, j, num_entries;
 873         LSA_SID_ENUM *sids=&r_u->sids;
 874         NTSTATUS ret;
 875
 876         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
 877                 return NT_STATUS_INVALID_HANDLE;
 878
 879         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
 880                 return NT_STATUS_ACCESS_DENIED;
 881
 882         sid_list = NULL;
 883         num_entries = 0;
 884
 885         /* The only way we can currently find out all the SIDs that have been
 886            privileged is to scan all privileges */
 887
 888         if (!NT_STATUS_IS_OK(ret = privilege_enumerate_accounts(&sid_list, &num_entries))) {
 889                 return ret;
 890         }
 891
 892         if (q_u->enum_context >= num_entries)
 893                 return NT_STATUS_NO_MORE_ENTRIES;
 894
 895         sids->ptr_sid = TALLOC_ZERO_ARRAY(p->mem_ctx, uint32, num_entries-q_u->enum_context);
 896         sids->sid = TALLOC_ZERO_ARRAY(p->mem_ctx, DOM_SID2, num_entries-q_u->enum_context);
 897
 898         if (sids->ptr_sid==NULL || sids->sid==NULL) {
 899                 SAFE_FREE(sid_list);
 900                 return NT_STATUS_NO_MEMORY;
 901         }
 902
 903         for (i = q_u->enum_context, j = 0; i < num_entries; i++, j++) {
 904                 init_dom_sid2(&(*sids).sid[j], &sid_list[i]);
 905                 (*sids).ptr_sid[j] = 1;
 906         }
 907
 908         SAFE_FREE(sid_list);
 909
 910         init_lsa_r_enum_accounts(r_u, num_entries);
 911
 912         return NT_STATUS_OK;
 913 }
 914
 915
 916 NTSTATUS _lsa_unk_get_connuser(pipes_struct *p, LSA_Q_UNK_GET_CONNUSER *q_u, LSA_R_UNK_GET_CONNUSER *r_u)
 917 {
 918         fstring username, domname;
 919         user_struct *vuser = get_valid_user_struct(p->vuid);
 920
 921         if (vuser == NULL)
 922                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
 923
 924         fstrcpy(username, vuser->user.smb_name);
 925         fstrcpy(domname, vuser->user.domain);
 926
 927         r_u->ptr_user_name = 1;
 928         init_unistr2(&r_u->uni2_user_name, username, UNI_STR_TERMINATE);
 929         init_uni_hdr(&r_u->hdr_user_name, &r_u->uni2_user_name);
 930
 931         r_u->unk1 = 1;
 932
 933         r_u->ptr_dom_name = 1;
 934         init_unistr2(&r_u->uni2_dom_name, domname,  UNI_STR_TERMINATE);
 935         init_uni_hdr(&r_u->hdr_dom_name, &r_u->uni2_dom_name);
 936
 937         r_u->status = NT_STATUS_OK;
 938
 939         return r_u->status;
 940 }
 941
 942 /***************************************************************************
 943  Lsa Create Account
 944  ***************************************************************************/
 945
 946 NTSTATUS _lsa_create_account(pipes_struct *p, LSA_Q_CREATEACCOUNT *q_u, LSA_R_CREATEACCOUNT *r_u)
 947 {
 948         struct lsa_info *handle;
 949         struct lsa_info *info;
 950
 951         /* find the connection policy handle. */
 952         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
 953                 return NT_STATUS_INVALID_HANDLE;
 954
 955         /* check if the user have enough rights */
 956
 957         /*
 958          * I don't know if it's the right one. not documented.
 959          * but guessed with rpcclient.
 960          */
 961         if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION))
 962                 return NT_STATUS_ACCESS_DENIED;
 963
 964         /* check to see if the pipe_user is a Domain Admin since
 965            account_pol.tdb was already opened as root, this is all we have */
 966
 967         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
 968                 return NT_STATUS_ACCESS_DENIED;
 969
 970         if ( is_privileged_sid( &q_u->sid.sid ) )
 971                 return NT_STATUS_OBJECT_NAME_COLLISION;
 972
 973         /* associate the user/group SID with the (unique) handle. */
 974
 975         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
 976                 return NT_STATUS_NO_MEMORY;
 977
 978         ZERO_STRUCTP(info);
 979         info->sid = q_u->sid.sid;
 980         info->access = q_u->access;
 981
 982         /* get a (unique) handle.  open a policy on it. */
 983         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
 984                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
 985
 986         return privilege_create_account( &info->sid );
 987 }
 988
 989
 990 /***************************************************************************
 991  Lsa Open Account
 992  ***************************************************************************/
 993
 994 NTSTATUS _lsa_open_account(pipes_struct *p, LSA_Q_OPENACCOUNT *q_u, LSA_R_OPENACCOUNT *r_u)
 995 {
 996         struct lsa_info *handle;
 997         struct lsa_info *info;
 998
 999         /* find the connection policy handle. */
1000         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
1001                 return NT_STATUS_INVALID_HANDLE;
1002
1003         /* check if the user have enough rights */
1004
1005         /*
1006          * I don't know if it's the right one. not documented.
1007          * but guessed with rpcclient.
1008          */
1009         if (!(handle->access & POLICY_GET_PRIVATE_INFORMATION))
1010                 return NT_STATUS_ACCESS_DENIED;
1011
1012         /* TODO: Fis the parsing routine before reenabling this check! */
1013         #if 0
1014         if (!lookup_sid(&handle->sid, dom_name, name, &type))
1015                 return NT_STATUS_ACCESS_DENIED;
1016         #endif
1017         /* associate the user/group SID with the (unique) handle. */
1018         if ((info = SMB_MALLOC_P(struct lsa_info)) == NULL)
1019                 return NT_STATUS_NO_MEMORY;
1020
1021         ZERO_STRUCTP(info);
1022         info->sid = q_u->sid.sid;
1023         info->access = q_u->access;
1024
1025         /* get a (unique) handle.  open a policy on it. */
1026         if (!create_policy_hnd(p, &r_u->pol, free_lsa_info, (void *)info))
1027                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1028
1029         return NT_STATUS_OK;
1030 }
1031
1032 /***************************************************************************
1033  For a given SID, enumerate all the privilege this account has.
1034  ***************************************************************************/
1035
1036 NTSTATUS _lsa_enum_privsaccount(pipes_struct *p, prs_struct *ps, LSA_Q_ENUMPRIVSACCOUNT *q_u, LSA_R_ENUMPRIVSACCOUNT *r_u)
1037 {
1038         struct lsa_info *info=NULL;
1039         SE_PRIV mask;
1040         PRIVILEGE_SET privileges;
1041
1042         /* find the connection policy handle. */
1043         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1044                 return NT_STATUS_INVALID_HANDLE;
1045
1046         if ( !get_privileges_for_sids( &mask, &info->sid, 1 ) )
1047                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1048
1049         privilege_set_init( &privileges );
1050
1051         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
1052
1053                 DEBUG(10,("_lsa_enum_privsaccount: %s has %d privileges\n",
1054                         sid_string_static(&info->sid), privileges.count));
1055
1056                 r_u->status = init_lsa_r_enum_privsaccount(ps->mem_ctx, r_u, privileges.set, privileges.count, 0);
1057         }
1058         else
1059                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
1060
1061         privilege_set_free( &privileges );
1062
1063         return r_u->status;
1064 }
1065
1066 /***************************************************************************
1067
1068  ***************************************************************************/
1069
1070 NTSTATUS _lsa_getsystemaccount(pipes_struct *p, LSA_Q_GETSYSTEMACCOUNT *q_u, LSA_R_GETSYSTEMACCOUNT *r_u)
1071 {
1072         struct lsa_info *info=NULL;
1073         fstring name, dom_name;
1074         enum SID_NAME_USE type;
1075
1076         /* find the connection policy handle. */
1077
1078         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1079                 return NT_STATUS_INVALID_HANDLE;
1080
1081         if (!lookup_sid(&info->sid, dom_name, name, &type))
1082                 return NT_STATUS_ACCESS_DENIED;
1083
1084         /*
1085           0x01 -> Log on locally
1086           0x02 -> Access this computer from network
1087           0x04 -> Log on as a batch job
1088           0x10 -> Log on as a service
1089
1090           they can be ORed together
1091         */
1092
1093         r_u->access = PR_LOG_ON_LOCALLY | PR_ACCESS_FROM_NETWORK;
1094
1095         return NT_STATUS_OK;
1096 }
1097
1098 /***************************************************************************
1099   update the systemaccount information
1100  ***************************************************************************/
1101
1102 NTSTATUS _lsa_setsystemaccount(pipes_struct *p, LSA_Q_SETSYSTEMACCOUNT *q_u, LSA_R_SETSYSTEMACCOUNT *r_u)
1103 {
1104         struct lsa_info *info=NULL;
1105         GROUP_MAP map;
1106         r_u->status = NT_STATUS_OK;
1107
1108         /* find the connection policy handle. */
1109         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1110                 return NT_STATUS_INVALID_HANDLE;
1111
1112         /* check to see if the pipe_user is a Domain Admin since
1113            account_pol.tdb was already opened as root, this is all we have */
1114
1115         if ( !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1116                 return NT_STATUS_ACCESS_DENIED;
1117
1118         if (!pdb_getgrsid(&map, info->sid))
1119                 return NT_STATUS_NO_SUCH_GROUP;
1120
1121         if(!pdb_update_group_mapping_entry(&map))
1122                 return NT_STATUS_NO_SUCH_GROUP;
1123
1124         return r_u->status;
1125 }
1126
1127 /***************************************************************************
1128  For a given SID, add some privileges.
1129  ***************************************************************************/
1130
1131 NTSTATUS _lsa_addprivs(pipes_struct *p, LSA_Q_ADDPRIVS *q_u, LSA_R_ADDPRIVS *r_u)
1132 {
1133         struct lsa_info *info = NULL;
1134         SE_PRIV mask;
1135         PRIVILEGE_SET *set = NULL;
1136         struct current_user user;
1137
1138         /* find the connection policy handle. */
1139         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1140                 return NT_STATUS_INVALID_HANDLE;
1141
1142         /* check to see if the pipe_user is root or a Domain Admin since
1143            account_pol.tdb was already opened as root, this is all we have */
1144
1145         get_current_user( &user, p );
1146         if ( user.uid != sec_initial_uid()
1147                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1148         {
1149                 return NT_STATUS_ACCESS_DENIED;
1150         }
1151
1152         set = &q_u->set;
1153
1154         if ( !privilege_set_to_se_priv( &mask, set ) )
1155                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1156
1157         if ( !grant_privilege( &info->sid, &mask ) ) {
1158                 DEBUG(3,("_lsa_addprivs: grant_privilege(%s) failed!\n",
1159                         sid_string_static(&info->sid) ));
1160                 DEBUG(3,("Privilege mask:\n"));
1161                 dump_se_priv( DBGC_ALL, 3, &mask );
1162                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1163         }
1164
1165         return NT_STATUS_OK;
1166 }
1167
1168 /***************************************************************************
1169  For a given SID, remove some privileges.
1170  ***************************************************************************/
1171
1172 NTSTATUS _lsa_removeprivs(pipes_struct *p, LSA_Q_REMOVEPRIVS *q_u, LSA_R_REMOVEPRIVS *r_u)
1173 {
1174         struct lsa_info *info = NULL;
1175         SE_PRIV mask;
1176         PRIVILEGE_SET *set = NULL;
1177         struct current_user user;
1178
1179         /* find the connection policy handle. */
1180         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1181                 return NT_STATUS_INVALID_HANDLE;
1182
1183         /* check to see if the pipe_user is root or a Domain Admin since
1184            account_pol.tdb was already opened as root, this is all we have */
1185
1186         get_current_user( &user, p );
1187         if ( user.uid != sec_initial_uid()
1188                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1189         {
1190                 return NT_STATUS_ACCESS_DENIED;
1191         }
1192
1193         set = &q_u->set;
1194
1195         if ( !privilege_set_to_se_priv( &mask, set ) )
1196                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1197
1198         if ( !revoke_privilege( &info->sid, &mask ) ) {
1199                 DEBUG(3,("_lsa_removeprivs: revoke_privilege(%s) failed!\n",
1200                         sid_string_static(&info->sid) ));
1201                 DEBUG(3,("Privilege mask:\n"));
1202                 dump_se_priv( DBGC_ALL, 3, &mask );
1203                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1204         }
1205
1206         return NT_STATUS_OK;
1207 }
1208
1209 /***************************************************************************
1210  For a given SID, remove some privileges.
1211  ***************************************************************************/
1212
1213 NTSTATUS _lsa_query_secobj(pipes_struct *p, LSA_Q_QUERY_SEC_OBJ *q_u, LSA_R_QUERY_SEC_OBJ *r_u)
1214 {
1215         struct lsa_info *handle=NULL;
1216         SEC_DESC *psd = NULL;
1217         size_t sd_size;
1218         NTSTATUS status;
1219
1220         r_u->status = NT_STATUS_OK;
1221
1222         /* find the connection policy handle. */
1223         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
1224                 return NT_STATUS_INVALID_HANDLE;
1225
1226         /* check if the user have enough rights */
1227         if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1228                 return NT_STATUS_ACCESS_DENIED;
1229
1230
1231         switch (q_u->sec_info) {
1232         case 1:
1233                 /* SD contains only the owner */
1234
1235                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1236                 if(!NT_STATUS_IS_OK(status))
1237                         return NT_STATUS_NO_MEMORY;
1238
1239
1240                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1241                         return NT_STATUS_NO_MEMORY;
1242                 break;
1243         case 4:
1244                 /* SD contains only the ACL */
1245
1246                 status=lsa_get_generic_sd(p->mem_ctx, &psd, &sd_size);
1247                 if(!NT_STATUS_IS_OK(status))
1248                         return NT_STATUS_NO_MEMORY;
1249
1250                 if((r_u->buf = make_sec_desc_buf(p->mem_ctx, sd_size, psd)) == NULL)
1251                         return NT_STATUS_NO_MEMORY;
1252                 break;
1253         default:
1254                 return NT_STATUS_INVALID_LEVEL;
1255         }
1256
1257         r_u->ptr=1;
1258
1259         return r_u->status;
1260 }
1261
1262 #if 0   /* AD DC work in ongoing in Samba 4 */
1263
1264 /***************************************************************************
1265  ***************************************************************************/
1266
1267 NTSTATUS _lsa_query_info2(pipes_struct *p, LSA_Q_QUERY_INFO2 *q_u, LSA_R_QUERY_INFO2 *r_u)
1268 {
1269         struct lsa_info *handle;
1270         const char *nb_name;
1271         char *dns_name = NULL;
1272         char *forest_name = NULL;
1273         DOM_SID *sid = NULL;
1274         struct uuid guid;
1275         fstring dnsdomname;
1276
1277         ZERO_STRUCT(guid);
1278         r_u->status = NT_STATUS_OK;
1279
1280         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&handle))
1281                 return NT_STATUS_INVALID_HANDLE;
1282
1283         switch (q_u->info_class) {
1284         case 0x0c:
1285                 /* check if the user have enough rights */
1286                 if (!(handle->access & POLICY_VIEW_LOCAL_INFORMATION))
1287                         return NT_STATUS_ACCESS_DENIED;
1288
1289                 /* Request PolicyPrimaryDomainInformation. */
1290                 switch (lp_server_role()) {
1291                         case ROLE_DOMAIN_PDC:
1292                         case ROLE_DOMAIN_BDC:
1293                                 nb_name = get_global_sam_name();
1294                                 /* ugly temp hack for these next two */
1295
1296                                 /* This should be a 'netbios domain -> DNS domain' mapping */
1297                                 dnsdomname[0] = '\0';
1298                                 get_mydnsdomname(dnsdomname);
1299                                 strlower_m(dnsdomname);
1300
1301                                 dns_name = dnsdomname;
1302                                 forest_name = dnsdomname;
1303
1304                                 sid = get_global_sam_sid();
1305                                 secrets_fetch_domain_guid(lp_workgroup(), &guid);
1306                                 break;
1307                         default:
1308                                 return NT_STATUS_CANT_ACCESS_DOMAIN_INFO;
1309                 }
1310                 init_dns_dom_info(&r_u->info.dns_dom_info, nb_name, dns_name,
1311                                   forest_name,&guid,sid);
1312                 break;
1313         default:
1314                 DEBUG(0,("_lsa_query_info2: unknown info level in Lsa Query: %d\n", q_u->info_class));
1315                 r_u->status = NT_STATUS_INVALID_INFO_CLASS;
1316                 break;
1317         }
1318
1319         if (NT_STATUS_IS_OK(r_u->status)) {
1320                 r_u->ptr = 0x1;
1321                 r_u->info_class = q_u->info_class;
1322         }
1323
1324         return r_u->status;
1325 }
1326 #endif  /* AD DC work in ongoing in Samba 4 */
1327
1328 /***************************************************************************
1329  ***************************************************************************/
1330
1331 NTSTATUS _lsa_add_acct_rights(pipes_struct *p, LSA_Q_ADD_ACCT_RIGHTS *q_u, LSA_R_ADD_ACCT_RIGHTS *r_u)
1332 {
1333         struct lsa_info *info = NULL;
1334         int i = 0;
1335         DOM_SID sid;
1336         fstring privname;
1337         UNISTR4_ARRAY *uni_privnames = q_u->rights;
1338         struct current_user user;
1339
1340
1341         /* find the connection policy handle. */
1342         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1343                 return NT_STATUS_INVALID_HANDLE;
1344
1345         /* check to see if the pipe_user is a Domain Admin since
1346            account_pol.tdb was already opened as root, this is all we have */
1347
1348         get_current_user( &user, p );
1349         if ( user.uid != sec_initial_uid()
1350                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1351         {
1352                 return NT_STATUS_ACCESS_DENIED;
1353         }
1354
1355         /* according to an NT4 PDC, you can add privileges to SIDs even without
1356            call_lsa_create_account() first.  And you can use any arbitrary SID. */
1357
1358         sid_copy( &sid, &q_u->sid.sid );
1359
1360         /* just a little sanity check */
1361
1362         if ( q_u->count != uni_privnames->count ) {
1363                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
1364                 return NT_STATUS_INVALID_HANDLE;
1365         }
1366
1367         for ( i=0; i<q_u->count; i++ ) {
1368                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
1369
1370                 /* only try to add non-null strings */
1371
1372                 if ( !uni4_str->string )
1373                         continue;
1374
1375                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
1376
1377                 if ( !grant_privilege_by_name( &sid, privname ) ) {
1378                         DEBUG(2,("_lsa_add_acct_rights: Failed to add privilege [%s]\n", privname ));
1379                         return NT_STATUS_NO_SUCH_PRIVILEGE;
1380                 }
1381         }
1382
1383         return NT_STATUS_OK;
1384 }
1385
1386 /***************************************************************************
1387  ***************************************************************************/
1388
1389 NTSTATUS _lsa_remove_acct_rights(pipes_struct *p, LSA_Q_REMOVE_ACCT_RIGHTS *q_u, LSA_R_REMOVE_ACCT_RIGHTS *r_u)
1390 {
1391         struct lsa_info *info = NULL;
1392         int i = 0;
1393         DOM_SID sid;
1394         fstring privname;
1395         UNISTR4_ARRAY *uni_privnames = q_u->rights;
1396         struct current_user user;
1397
1398
1399         /* find the connection policy handle. */
1400         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1401                 return NT_STATUS_INVALID_HANDLE;
1402
1403         /* check to see if the pipe_user is a Domain Admin since
1404            account_pol.tdb was already opened as root, this is all we have */
1405
1406         get_current_user( &user, p );
1407         if ( user.uid != sec_initial_uid()
1408                 && !nt_token_check_domain_rid( p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS ) )
1409         {
1410                 return NT_STATUS_ACCESS_DENIED;
1411         }
1412
1413         sid_copy( &sid, &q_u->sid.sid );
1414
1415         if ( q_u->removeall ) {
1416                 if ( !revoke_all_privileges( &sid ) )
1417                         return NT_STATUS_ACCESS_DENIED;
1418
1419                 return NT_STATUS_OK;
1420         }
1421
1422         /* just a little sanity check */
1423
1424         if ( q_u->count != uni_privnames->count ) {
1425                 DEBUG(0,("_lsa_add_acct_rights: count != number of UNISTR2 elements!\n"));
1426                 return NT_STATUS_INVALID_HANDLE;
1427         }
1428
1429         for ( i=0; i<q_u->count; i++ ) {
1430                 UNISTR4 *uni4_str = &uni_privnames->strings[i];
1431
1432                 /* only try to add non-null strings */
1433
1434                 if ( !uni4_str->string )
1435                         continue;
1436
1437                 rpcstr_pull( privname, uni4_str->string->buffer, sizeof(privname), -1, STR_TERMINATE );
1438
1439                 if ( !revoke_privilege_by_name( &sid, privname ) ) {
1440                         DEBUG(2,("_lsa_remove_acct_rights: Failed to revoke privilege [%s]\n", privname ));
1441                         return NT_STATUS_NO_SUCH_PRIVILEGE;
1442                 }
1443         }
1444
1445         return NT_STATUS_OK;
1446 }
1447
1448
1449 /***************************************************************************
1450  ***************************************************************************/
1451
1452 NTSTATUS _lsa_enum_acct_rights(pipes_struct *p, LSA_Q_ENUM_ACCT_RIGHTS *q_u, LSA_R_ENUM_ACCT_RIGHTS *r_u)
1453 {
1454         struct lsa_info *info = NULL;
1455         DOM_SID sid;
1456         PRIVILEGE_SET privileges;
1457         SE_PRIV mask;
1458
1459
1460         /* find the connection policy handle. */
1461
1462         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1463                 return NT_STATUS_INVALID_HANDLE;
1464
1465         /* according to an NT4 PDC, you can add privileges to SIDs even without
1466            call_lsa_create_account() first.  And you can use any arbitrary SID. */
1467
1468         sid_copy( &sid, &q_u->sid.sid );
1469
1470         if ( !get_privileges_for_sids( &mask, &sid, 1 ) )
1471                 return NT_STATUS_OBJECT_NAME_NOT_FOUND;
1472
1473         privilege_set_init( &privileges );
1474
1475         if ( se_priv_to_privilege_set( &privileges, &mask ) ) {
1476
1477                 DEBUG(10,("_lsa_enum_acct_rights: %s has %d privileges\n",
1478                         sid_string_static(&sid), privileges.count));
1479
1480                 r_u->status = init_r_enum_acct_rights( r_u, &privileges );
1481         }
1482         else
1483                 r_u->status = NT_STATUS_NO_SUCH_PRIVILEGE;
1484
1485         privilege_set_free( &privileges );
1486
1487         return r_u->status;
1488 }
1489
1490
1491 /***************************************************************************
1492  ***************************************************************************/
1493
1494 NTSTATUS _lsa_lookup_priv_value(pipes_struct *p, LSA_Q_LOOKUP_PRIV_VALUE *q_u, LSA_R_LOOKUP_PRIV_VALUE *r_u)
1495 {
1496         struct lsa_info *info = NULL;
1497         fstring name;
1498         LUID_ATTR priv_luid;
1499         SE_PRIV mask;
1500
1501         /* find the connection policy handle. */
1502
1503         if (!find_policy_by_hnd(p, &q_u->pol, (void **)&info))
1504                 return NT_STATUS_INVALID_HANDLE;
1505
1506         unistr2_to_ascii(name, &q_u->privname.unistring, sizeof(name));
1507
1508         DEBUG(10,("_lsa_priv_get_dispname: name = %s\n", name));
1509
1510         if ( !se_priv_from_name( name, &mask ) )
1511                 return NT_STATUS_NO_SUCH_PRIVILEGE;
1512
1513         priv_luid = get_privilege_luid( &mask );
1514
1515         r_u->luid.low  = priv_luid.luid.low;
1516         r_u->luid.high = priv_luid.luid.high;
1517
1518
1519         return NT_STATUS_OK;
1520 }
1521