source3/rpc_server/srv_srvsvc_nt.c

   1  /*
   2   *  Unix SMB/CIFS implementation.
   3  *  RPC Pipe client / server routines
   4  *  Copyright (C) Andrew Tridgell              1992-1997,
   5  *  Copyright (C) Jeremy Allison                                        2001.
   6  *  Copyright (C) Nigel Williams                                        2001.
   7  *
   8  *  This program is free software; you can redistribute it and/or modify
   9  *  it under the terms of the GNU General Public License as published by
  10  *  the Free Software Foundation; either version 2 of the License, or
  11  *  (at your option) any later version.
  12  *
  13  *  This program is distributed in the hope that it will be useful,
  14  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  *  GNU General Public License for more details.
  17  *
  18  *  You should have received a copy of the GNU General Public License
  19  *  along with this program; if not, write to the Free Software
  20  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  21  */
  22
  23 /* This is the implementation of the srvsvc pipe. */
  24
  25 #include "includes.h"
  26
  27 extern struct generic_mapping file_generic_mapping;
  28
  29 #undef DBGC_CLASS
  30 #define DBGC_CLASS DBGC_RPC_SRV
  31
  32 /*******************************************************************
  33  Utility function to get the 'type' of a share from an snum.
  34  ********************************************************************/
  35 static uint32 get_share_type(int snum)
  36 {
  37         char *net_name = lp_servicename(snum);
  38         int len_net_name = strlen(net_name);
  39
  40         /* work out the share type */
  41         uint32 type = STYPE_DISKTREE;
  42
  43         if (lp_print_ok(snum))
  44                 type = STYPE_PRINTQ;
  45         if (strequal(lp_fstype(snum), "IPC"))
  46                 type = STYPE_IPC;
  47         if (net_name[len_net_name] == '$')
  48                 type |= STYPE_HIDDEN;
  49
  50         return type;
  51 }
  52
  53 /*******************************************************************
  54  Fill in a share info level 0 structure.
  55  ********************************************************************/
  56
  57 static void init_srv_share_info_0(pipes_struct *p, SRV_SHARE_INFO_0 *sh0, int snum)
  58 {
  59         pstring net_name;
  60
  61         pstrcpy(net_name, lp_servicename(snum));
  62
  63         init_srv_share_info0(&sh0->info_0, net_name);
  64         init_srv_share_info0_str(&sh0->info_0_str, net_name);
  65 }
  66
  67 /*******************************************************************
  68  Fill in a share info level 1 structure.
  69  ********************************************************************/
  70
  71 static void init_srv_share_info_1(pipes_struct *p, SRV_SHARE_INFO_1 *sh1, int snum)
  72 {
  73         pstring remark;
  74
  75         char *net_name = lp_servicename(snum);
  76         pstrcpy(remark, lp_comment(snum));
  77         standard_sub_conn(p->conn, remark,sizeof(remark));
  78
  79         init_srv_share_info1(&sh1->info_1, net_name, get_share_type(snum), remark);
  80         init_srv_share_info1_str(&sh1->info_1_str, net_name, remark);
  81 }
  82
  83 /*******************************************************************
  84  Fill in a share info level 2 structure.
  85  ********************************************************************/
  86
  87 static void init_srv_share_info_2(pipes_struct *p, SRV_SHARE_INFO_2 *sh2, int snum)
  88 {
  89         pstring remark;
  90         pstring path;
  91         pstring passwd;
  92
  93         char *net_name = lp_servicename(snum);
  94         pstrcpy(remark, lp_comment(snum));
  95         standard_sub_conn(p->conn, remark,sizeof(remark));
  96         pstrcpy(path, "C:");
  97         pstrcat(path, lp_pathname(snum));
  98
  99         /*
 100          * Change / to \\ so that win2k will see it as a valid path.  This was added to
 101          * enable use of browsing in win2k add share dialog.
 102          */
 103
 104         string_replace(path, '/', '\\');
 105
 106         pstrcpy(passwd, "");
 107
 108         init_srv_share_info2(&sh2->info_2, net_name, get_share_type(snum), remark, 0, 0xffffffff, 1, path, passwd);
 109         init_srv_share_info2_str(&sh2->info_2_str, net_name, remark, path, passwd);
 110 }
 111
 112 /*******************************************************************
 113  What to do when smb.conf is updated.
 114  ********************************************************************/
 115
 116 static void smb_conf_updated(int msg_type, struct process_id src,
 117                              void *buf, size_t len)
 118 {
 119         DEBUG(10,("smb_conf_updated: Got message saying smb.conf was updated. Reloading.\n"));
 120         reload_services(False);
 121 }
 122
 123 /*******************************************************************
 124  Create the share security tdb.
 125  ********************************************************************/
 126
 127 static TDB_CONTEXT *share_tdb; /* used for share security descriptors */
 128 #define SHARE_DATABASE_VERSION_V1 1
 129 #define SHARE_DATABASE_VERSION_V2 2 /* version id in little endian. */
 130
 131 BOOL share_info_db_init(void)
 132 {
 133         static pid_t local_pid;
 134         const char *vstring = "INFO/version";
 135         int32 vers_id;
 136
 137         if (share_tdb && local_pid == sys_getpid())
 138                 return True;
 139         share_tdb = tdb_open_log(lock_path("share_info.tdb"), 0, TDB_DEFAULT, O_RDWR|O_CREAT, 0600);
 140         if (!share_tdb) {
 141                 DEBUG(0,("Failed to open share info database %s (%s)\n",
 142                         lock_path("share_info.tdb"), strerror(errno) ));
 143                 return False;
 144         }
 145
 146         local_pid = sys_getpid();
 147
 148         /* handle a Samba upgrade */
 149         tdb_lock_bystring(share_tdb, vstring, 0);
 150
 151         /* Cope with byte-reversed older versions of the db. */
 152         vers_id = tdb_fetch_int32(share_tdb, vstring);
 153         if ((vers_id == SHARE_DATABASE_VERSION_V1) || (IREV(vers_id) == SHARE_DATABASE_VERSION_V1)) {
 154                 /* Written on a bigendian machine with old fetch_int code. Save as le. */
 155                 tdb_store_int32(share_tdb, vstring, SHARE_DATABASE_VERSION_V2);
 156                 vers_id = SHARE_DATABASE_VERSION_V2;
 157         }
 158
 159         if (vers_id != SHARE_DATABASE_VERSION_V2) {
 160                 tdb_traverse(share_tdb, tdb_traverse_delete_fn, NULL);
 161                 tdb_store_int32(share_tdb, vstring, SHARE_DATABASE_VERSION_V2);
 162         }
 163         tdb_unlock_bystring(share_tdb, vstring);
 164
 165         message_register(MSG_SMB_CONF_UPDATED, smb_conf_updated);
 166
 167         return True;
 168 }
 169
 170 /*******************************************************************
 171  Fake up a Everyone, full access as a default.
 172  ********************************************************************/
 173
 174 static SEC_DESC *get_share_security_default( TALLOC_CTX *ctx, int snum, size_t *psize)
 175 {
 176         SEC_ACCESS sa;
 177         SEC_ACE ace;
 178         SEC_ACL *psa = NULL;
 179         SEC_DESC *psd = NULL;
 180         uint32 def_access = GENERIC_ALL_ACCESS;
 181
 182         se_map_generic(&def_access, &file_generic_mapping);
 183
 184         init_sec_access(&sa, GENERIC_ALL_ACCESS | def_access );
 185         init_sec_ace(&ace, &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, sa, 0);
 186
 187         if ((psa = make_sec_acl(ctx, NT4_ACL_REVISION, 1, &ace)) != NULL) {
 188                 psd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, psa, psize);
 189         }
 190
 191         if (!psd) {
 192                 DEBUG(0,("get_share_security: Failed to make SEC_DESC.\n"));
 193                 return NULL;
 194         }
 195
 196         return psd;
 197 }
 198
 199 /*******************************************************************
 200  Pull a security descriptor from the share tdb.
 201  ********************************************************************/
 202
 203 static SEC_DESC *get_share_security( TALLOC_CTX *ctx, int snum, size_t *psize)
 204 {
 205         prs_struct ps;
 206         fstring key;
 207         SEC_DESC *psd = NULL;
 208
 209         *psize = 0;
 210
 211         /* Fetch security descriptor from tdb */
 212
 213         slprintf(key, sizeof(key)-1, "SECDESC/%s", lp_servicename(snum));
 214
 215         if (tdb_prs_fetch(share_tdb, key, &ps, ctx)!=0 ||
 216                 !sec_io_desc("get_share_security", &psd, &ps, 1)) {
 217
 218                 DEBUG(4,("get_share_security: using default secdesc for %s\n", lp_servicename(snum) ));
 219
 220                 return get_share_security_default(ctx, snum, psize);
 221         }
 222
 223         if (psd)
 224                 *psize = sec_desc_size(psd);
 225
 226         prs_mem_free(&ps);
 227         return psd;
 228 }
 229
 230 /*******************************************************************
 231  Store a security descriptor in the share db.
 232  ********************************************************************/
 233
 234 static BOOL set_share_security(TALLOC_CTX *ctx, const char *share_name, SEC_DESC *psd)
 235 {
 236         prs_struct ps;
 237         TALLOC_CTX *mem_ctx = NULL;
 238         fstring key;
 239         BOOL ret = False;
 240
 241         mem_ctx = talloc_init("set_share_security");
 242         if (mem_ctx == NULL)
 243                 return False;
 244
 245         prs_init(&ps, (uint32)sec_desc_size(psd), mem_ctx, MARSHALL);
 246
 247         if (!sec_io_desc("share_security", &psd, &ps, 1))
 248                 goto out;
 249
 250         slprintf(key, sizeof(key)-1, "SECDESC/%s", share_name);
 251
 252         if (tdb_prs_store(share_tdb, key, &ps)==0) {
 253                 ret = True;
 254                 DEBUG(5,("set_share_security: stored secdesc for %s\n", share_name ));
 255         } else {
 256                 DEBUG(1,("set_share_security: Failed to store secdesc for %s\n", share_name ));
 257         }
 258
 259         /* Free malloc'ed memory */
 260
 261 out:
 262
 263         prs_mem_free(&ps);
 264         if (mem_ctx)
 265                 talloc_destroy(mem_ctx);
 266         return ret;
 267 }
 268
 269 /*******************************************************************
 270  Delete a security descriptor.
 271 ********************************************************************/
 272
 273 static BOOL delete_share_security(int snum)
 274 {
 275         TDB_DATA kbuf;
 276         fstring key;
 277
 278         slprintf(key, sizeof(key)-1, "SECDESC/%s", lp_servicename(snum));
 279         kbuf.dptr = key;
 280         kbuf.dsize = strlen(key)+1;
 281
 282         if (tdb_delete(share_tdb, kbuf) != 0) {
 283                 DEBUG(0,("delete_share_security: Failed to delete entry for share %s\n",
 284                                 lp_servicename(snum) ));
 285                 return False;
 286         }
 287
 288         return True;
 289 }
 290
 291 /*******************************************************************
 292  Map any generic bits to file specific bits.
 293 ********************************************************************/
 294
 295 void map_generic_share_sd_bits(SEC_DESC *psd)
 296 {
 297         int i;
 298         SEC_ACL *ps_dacl = NULL;
 299
 300         if (!psd)
 301                 return;
 302
 303         ps_dacl = psd->dacl;
 304         if (!ps_dacl)
 305                 return;
 306
 307         for (i = 0; i < ps_dacl->num_aces; i++) {
 308                 SEC_ACE *psa = &ps_dacl->ace[i];
 309                 uint32 orig_mask = psa->info.mask;
 310
 311                 se_map_generic(&psa->info.mask, &file_generic_mapping);
 312                 psa->info.mask |= orig_mask;
 313         }
 314 }
 315
 316 /*******************************************************************
 317  Can this user access with share with the required permissions ?
 318 ********************************************************************/
 319
 320 BOOL share_access_check(connection_struct *conn, int snum, user_struct *vuser, uint32 desired_access)
 321 {
 322         uint32 granted;
 323         NTSTATUS status;
 324         TALLOC_CTX *mem_ctx = NULL;
 325         SEC_DESC *psd = NULL;
 326         size_t sd_size;
 327         NT_USER_TOKEN *token = NULL;
 328         BOOL ret = True;
 329
 330         mem_ctx = talloc_init("share_access_check");
 331         if (mem_ctx == NULL)
 332                 return False;
 333
 334         psd = get_share_security(mem_ctx, snum, &sd_size);
 335
 336         if (!psd)
 337                 goto out;
 338
 339         if (conn->nt_user_token)
 340                 token = conn->nt_user_token;
 341         else
 342                 token = vuser->nt_user_token;
 343
 344         ret = se_access_check(psd, token, desired_access, &granted, &status);
 345
 346 out:
 347
 348         talloc_destroy(mem_ctx);
 349
 350         return ret;
 351 }
 352
 353 /*******************************************************************
 354  Fill in a share info level 501 structure.
 355 ********************************************************************/
 356
 357 static void init_srv_share_info_501(pipes_struct *p, SRV_SHARE_INFO_501 *sh501, int snum)
 358 {
 359         pstring remark;
 360
 361         const char *net_name = lp_servicename(snum);
 362         pstrcpy(remark, lp_comment(snum));
 363         standard_sub_conn(p->conn, remark, sizeof(remark));
 364
 365         init_srv_share_info501(&sh501->info_501, net_name, get_share_type(snum), remark, (lp_csc_policy(snum) << 4));
 366         init_srv_share_info501_str(&sh501->info_501_str, net_name, remark);
 367 }
 368
 369 /*******************************************************************
 370  Fill in a share info level 502 structure.
 371  ********************************************************************/
 372
 373 static void init_srv_share_info_502(pipes_struct *p, SRV_SHARE_INFO_502 *sh502, int snum)
 374 {
 375         pstring net_name;
 376         pstring remark;
 377         pstring path;
 378         pstring passwd;
 379         SEC_DESC *sd;
 380         size_t sd_size;
 381         TALLOC_CTX *ctx = p->mem_ctx;
 382
 383
 384         ZERO_STRUCTP(sh502);
 385
 386         pstrcpy(net_name, lp_servicename(snum));
 387         pstrcpy(remark, lp_comment(snum));
 388         standard_sub_conn(p->conn, remark,sizeof(remark));
 389         pstrcpy(path, "C:");
 390         pstrcat(path, lp_pathname(snum));
 391
 392         /*
 393          * Change / to \\ so that win2k will see it as a valid path.  This was added to
 394          * enable use of browsing in win2k add share dialog.
 395          */
 396
 397         string_replace(path, '/', '\\');
 398
 399         pstrcpy(passwd, "");
 400
 401         sd = get_share_security(ctx, snum, &sd_size);
 402
 403         init_srv_share_info502(&sh502->info_502, net_name, get_share_type(snum), remark, 0, 0xffffffff, 1, path, passwd, sd, sd_size);
 404         init_srv_share_info502_str(&sh502->info_502_str, net_name, remark, path, passwd, sd, sd_size);
 405 }
 406
 407 /***************************************************************************
 408  Fill in a share info level 1004 structure.
 409  ***************************************************************************/
 410
 411 static void init_srv_share_info_1004(pipes_struct *p, SRV_SHARE_INFO_1004* sh1004, int snum)
 412 {
 413         pstring remark;
 414
 415         pstrcpy(remark, lp_comment(snum));
 416         standard_sub_conn(p->conn, remark, sizeof(remark));
 417
 418         ZERO_STRUCTP(sh1004);
 419
 420         init_srv_share_info1004(&sh1004->info_1004, remark);
 421         init_srv_share_info1004_str(&sh1004->info_1004_str, remark);
 422 }
 423
 424 /***************************************************************************
 425  Fill in a share info level 1005 structure.
 426  ***************************************************************************/
 427
 428 static void init_srv_share_info_1005(pipes_struct *p, SRV_SHARE_INFO_1005* sh1005, int snum)
 429 {
 430         sh1005->share_info_flags = 0;
 431
 432         if(lp_host_msdfs() && lp_msdfs_root(snum))
 433                 sh1005->share_info_flags |=
 434                         SHARE_1005_IN_DFS | SHARE_1005_DFS_ROOT;
 435         sh1005->share_info_flags |=
 436                 lp_csc_policy(snum) << SHARE_1005_CSC_POLICY_SHIFT;
 437 }
 438 /***************************************************************************
 439  Fill in a share info level 1006 structure.
 440  ***************************************************************************/
 441
 442 static void init_srv_share_info_1006(pipes_struct *p, SRV_SHARE_INFO_1006* sh1006, int snum)
 443 {
 444         sh1006->max_uses = -1;
 445 }
 446
 447 /***************************************************************************
 448  Fill in a share info level 1007 structure.
 449  ***************************************************************************/
 450
 451 static void init_srv_share_info_1007(pipes_struct *p, SRV_SHARE_INFO_1007* sh1007, int snum)
 452 {
 453         pstring alternate_directory_name = "";
 454         uint32 flags = 0;
 455
 456         ZERO_STRUCTP(sh1007);
 457
 458         init_srv_share_info1007(&sh1007->info_1007, flags, alternate_directory_name);
 459         init_srv_share_info1007_str(&sh1007->info_1007_str, alternate_directory_name);
 460 }
 461
 462 /*******************************************************************
 463  Fill in a share info level 1501 structure.
 464  ********************************************************************/
 465
 466 static void init_srv_share_info_1501(pipes_struct *p, SRV_SHARE_INFO_1501 *sh1501, int snum)
 467 {
 468         SEC_DESC *sd;
 469         size_t sd_size;
 470         TALLOC_CTX *ctx = p->mem_ctx;
 471
 472         ZERO_STRUCTP(sh1501);
 473
 474         sd = get_share_security(ctx, snum, &sd_size);
 475
 476         sh1501->sdb = make_sec_desc_buf(p->mem_ctx, sd_size, sd);
 477 }
 478
 479 /*******************************************************************
 480  True if it ends in '$'.
 481  ********************************************************************/
 482
 483 static BOOL is_hidden_share(int snum)
 484 {
 485         const char *net_name = lp_servicename(snum);
 486
 487         return (net_name[strlen(net_name) - 1] == '$') ? True : False;
 488 }
 489
 490 /*******************************************************************
 491  Fill in a share info structure.
 492  ********************************************************************/
 493
 494 static BOOL init_srv_share_info_ctr(pipes_struct *p, SRV_SHARE_INFO_CTR *ctr,
 495                uint32 info_level, uint32 *resume_hnd, uint32 *total_entries, BOOL all_shares)
 496 {
 497         int num_entries = 0;
 498         int num_services = lp_numservices();
 499         int snum;
 500         TALLOC_CTX *ctx = p->mem_ctx;
 501
 502         DEBUG(5,("init_srv_share_info_ctr\n"));
 503
 504         ZERO_STRUCTPN(ctr);
 505
 506         ctr->info_level = ctr->switch_value = info_level;
 507         *resume_hnd = 0;
 508
 509         /* Count the number of entries. */
 510         for (snum = 0; snum < num_services; snum++) {
 511                 if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) )
 512                         num_entries++;
 513         }
 514
 515         *total_entries = num_entries;
 516         ctr->num_entries2 = ctr->num_entries = num_entries;
 517         ctr->ptr_share_info = ctr->ptr_entries = 1;
 518
 519         if (!num_entries)
 520                 return True;
 521
 522         switch (info_level) {
 523         case 0:
 524         {
 525                 SRV_SHARE_INFO_0 *info0 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_0, num_entries);
 526                 int i = 0;
 527
 528                 if (!info0) {
 529                         return False;
 530                 }
 531
 532                 for (snum = *resume_hnd; snum < num_services; snum++) {
 533                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 534                                 init_srv_share_info_0(p, &info0[i++], snum);
 535                         }
 536                 }
 537
 538                 ctr->share.info0 = info0;
 539                 break;
 540
 541         }
 542
 543         case 1:
 544         {
 545                 SRV_SHARE_INFO_1 *info1 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1, num_entries);
 546                 int i = 0;
 547
 548                 if (!info1) {
 549                         return False;
 550                 }
 551
 552                 for (snum = *resume_hnd; snum < num_services; snum++) {
 553                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 554                                 init_srv_share_info_1(p, &info1[i++], snum);
 555                         }
 556                 }
 557
 558                 ctr->share.info1 = info1;
 559                 break;
 560         }
 561
 562         case 2:
 563         {
 564                 SRV_SHARE_INFO_2 *info2 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_2, num_entries);
 565                 int i = 0;
 566
 567                 if (!info2) {
 568                         return False;
 569                 }
 570
 571                 for (snum = *resume_hnd; snum < num_services; snum++) {
 572                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 573                                 init_srv_share_info_2(p, &info2[i++], snum);
 574                         }
 575                 }
 576
 577                 ctr->share.info2 = info2;
 578                 break;
 579         }
 580
 581         case 501:
 582         {
 583                 SRV_SHARE_INFO_501 *info501 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_501, num_entries);
 584                 int i = 0;
 585
 586                 if (!info501) {
 587                         return False;
 588                 }
 589
 590                 for (snum = *resume_hnd; snum < num_services; snum++) {
 591                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 592                                 init_srv_share_info_501(p, &info501[i++], snum);
 593                         }
 594                 }
 595
 596                 ctr->share.info501 = info501;
 597                 break;
 598         }
 599
 600         case 502:
 601         {
 602                 SRV_SHARE_INFO_502 *info502 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_502, num_entries);
 603                 int i = 0;
 604
 605                 if (!info502) {
 606                         return False;
 607                 }
 608
 609                 for (snum = *resume_hnd; snum < num_services; snum++) {
 610                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 611                                 init_srv_share_info_502(p, &info502[i++], snum);
 612                         }
 613                 }
 614
 615                 ctr->share.info502 = info502;
 616                 break;
 617         }
 618
 619         /* here for completeness but not currently used with enum (1004 - 1501)*/
 620
 621         case 1004:
 622         {
 623                 SRV_SHARE_INFO_1004 *info1004 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1004, num_entries);
 624                 int i = 0;
 625
 626                 if (!info1004) {
 627                         return False;
 628                 }
 629
 630                 for (snum = *resume_hnd; snum < num_services; snum++) {
 631                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 632                                 init_srv_share_info_1004(p, &info1004[i++], snum);
 633                         }
 634                 }
 635
 636                 ctr->share.info1004 = info1004;
 637                 break;
 638         }
 639
 640         case 1005:
 641         {
 642                 SRV_SHARE_INFO_1005 *info1005 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1005, num_entries);
 643                 int i = 0;
 644
 645                 if (!info1005) {
 646                         return False;
 647                 }
 648
 649                 for (snum = *resume_hnd; snum < num_services; snum++) {
 650                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 651                                 init_srv_share_info_1005(p, &info1005[i++], snum);
 652                         }
 653                 }
 654
 655                 ctr->share.info1005 = info1005;
 656                 break;
 657         }
 658
 659         case 1006:
 660         {
 661                 SRV_SHARE_INFO_1006 *info1006 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1006, num_entries);
 662                 int i = 0;
 663
 664                 if (!info1006) {
 665                         return False;
 666                 }
 667
 668                 for (snum = *resume_hnd; snum < num_services; snum++) {
 669                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 670                                 init_srv_share_info_1006(p, &info1006[i++], snum);
 671                         }
 672                 }
 673
 674                 ctr->share.info1006 = info1006;
 675                 break;
 676         }
 677
 678         case 1007:
 679         {
 680                 SRV_SHARE_INFO_1007 *info1007 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1007, num_entries);
 681                 int i = 0;
 682
 683                 if (!info1007) {
 684                         return False;
 685                 }
 686
 687                 for (snum = *resume_hnd; snum < num_services; snum++) {
 688                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 689                                 init_srv_share_info_1007(p, &info1007[i++], snum);
 690                         }
 691                 }
 692
 693                 ctr->share.info1007 = info1007;
 694                 break;
 695         }
 696
 697         case 1501:
 698         {
 699                 SRV_SHARE_INFO_1501 *info1501 = TALLOC_ARRAY(ctx, SRV_SHARE_INFO_1501, num_entries);
 700                 int i = 0;
 701
 702                 if (!info1501) {
 703                         return False;
 704                 }
 705
 706                 for (snum = *resume_hnd; snum < num_services; snum++) {
 707                         if (lp_browseable(snum) && lp_snum_ok(snum) && (all_shares || !is_hidden_share(snum)) ) {
 708                                 init_srv_share_info_1501(p, &info1501[i++], snum);
 709                         }
 710                 }
 711
 712                 ctr->share.info1501 = info1501;
 713                 break;
 714         }
 715         default:
 716                 DEBUG(5,("init_srv_share_info_ctr: unsupported switch value %d\n", info_level));
 717                 return False;
 718         }
 719
 720         return True;
 721 }
 722
 723 /*******************************************************************
 724  Inits a SRV_R_NET_SHARE_ENUM structure.
 725 ********************************************************************/
 726
 727 static void init_srv_r_net_share_enum(pipes_struct *p, SRV_R_NET_SHARE_ENUM *r_n,
 728                                       uint32 info_level, uint32 resume_hnd, BOOL all)
 729 {
 730         DEBUG(5,("init_srv_r_net_share_enum: %d\n", __LINE__));
 731
 732         if (init_srv_share_info_ctr(p, &r_n->ctr, info_level,
 733                                     &resume_hnd, &r_n->total_entries, all)) {
 734                 r_n->status = WERR_OK;
 735         } else {
 736                 r_n->status = WERR_UNKNOWN_LEVEL;
 737         }
 738
 739         init_enum_hnd(&r_n->enum_hnd, resume_hnd);
 740 }
 741
 742 /*******************************************************************
 743  Inits a SRV_R_NET_SHARE_GET_INFO structure.
 744 ********************************************************************/
 745
 746 static void init_srv_r_net_share_get_info(pipes_struct *p, SRV_R_NET_SHARE_GET_INFO *r_n,
 747                                   char *share_name, uint32 info_level)
 748 {
 749         WERROR status = WERR_OK;
 750         int snum;
 751
 752         DEBUG(5,("init_srv_r_net_share_get_info: %d\n", __LINE__));
 753
 754         r_n->info.switch_value = info_level;
 755
 756         snum = find_service(share_name);
 757
 758         if (snum >= 0) {
 759                 switch (info_level) {
 760                 case 0:
 761                         init_srv_share_info_0(p, &r_n->info.share.info0, snum);
 762                         break;
 763                 case 1:
 764                         init_srv_share_info_1(p, &r_n->info.share.info1, snum);
 765                         break;
 766                 case 2:
 767                         init_srv_share_info_2(p, &r_n->info.share.info2, snum);
 768                         break;
 769                 case 501:
 770                         init_srv_share_info_501(p, &r_n->info.share.info501, snum);
 771                         break;
 772                 case 502:
 773                         init_srv_share_info_502(p, &r_n->info.share.info502, snum);
 774                         break;
 775
 776                         /* here for completeness */
 777                 case 1004:
 778                         init_srv_share_info_1004(p, &r_n->info.share.info1004, snum);
 779                         break;
 780                 case 1005:
 781                         init_srv_share_info_1005(p, &r_n->info.share.info1005, snum);
 782                         break;
 783
 784                         /* here for completeness 1006 - 1501 */
 785                 case 1006:
 786                         init_srv_share_info_1006(p, &r_n->info.share.info1006, snum);
 787                         break;
 788                 case 1007:
 789                         init_srv_share_info_1007(p, &r_n->info.share.info1007, snum);
 790                         break;
 791                 case 1501:
 792                         init_srv_share_info_1501(p, &r_n->info.share.info1501, snum);
 793                         break;
 794                 default:
 795                         DEBUG(5,("init_srv_net_share_get_info: unsupported switch value %d\n", info_level));
 796                         status = WERR_UNKNOWN_LEVEL;
 797                         break;
 798                 }
 799         } else {
 800                 status = WERR_INVALID_NAME;
 801         }
 802
 803         r_n->info.ptr_share_ctr = W_ERROR_IS_OK(status) ? 1 : 0;
 804         r_n->status = status;
 805 }
 806
 807 /*******************************************************************
 808  fill in a sess info level 1 structure.
 809  ********************************************************************/
 810
 811 static void init_srv_sess_0_info(SESS_INFO_0 *se0, SESS_INFO_0_STR *str0, char *name)
 812 {
 813         init_srv_sess_info0(se0, name);
 814         init_srv_sess_info0_str(str0, name);
 815 }
 816
 817 /*******************************************************************
 818  fill in a sess info level 0 structure.
 819  ********************************************************************/
 820
 821 static void init_srv_sess_info_0(SRV_SESS_INFO_0 *ss0, uint32 *snum, uint32 *stot)
 822 {
 823         struct sessionid *session_list;
 824         uint32 num_entries = 0;
 825         (*stot) = list_sessions(&session_list);
 826
 827         if (ss0 == NULL) {
 828                 (*snum) = 0;
 829                 SAFE_FREE(session_list);
 830                 return;
 831         }
 832
 833         DEBUG(5,("init_srv_sess_0_ss0\n"));
 834
 835         if (snum) {
 836                 for (; (*snum) < (*stot) && num_entries < MAX_SESS_ENTRIES; (*snum)++) {
 837                         init_srv_sess_0_info(&ss0->info_0[num_entries],
 838                                                                  &ss0->info_0_str[num_entries], session_list[(*snum)].remote_machine);
 839
 840                         /* move on to creating next session */
 841                         /* move on to creating next sess */
 842                         num_entries++;
 843                 }
 844
 845                 ss0->num_entries_read  = num_entries;
 846                 ss0->ptr_sess_info     = num_entries > 0 ? 1 : 0;
 847                 ss0->num_entries_read2 = num_entries;
 848
 849                 if ((*snum) >= (*stot)) {
 850                         (*snum) = 0;
 851                 }
 852
 853         } else {
 854                 ss0->num_entries_read = 0;
 855                 ss0->ptr_sess_info = 0;
 856                 ss0->num_entries_read2 = 0;
 857         }
 858         SAFE_FREE(session_list);
 859 }
 860
 861 /*******************************************************************
 862  fill in a sess info level 1 structure.
 863  ********************************************************************/
 864
 865 static void init_srv_sess_1_info(SESS_INFO_1 *se1, SESS_INFO_1_STR *str1,
 866                                 char *name, char *user,
 867                                 uint32 num_opens,
 868                                 uint32 open_time, uint32 idle_time,
 869                                 uint32 usr_flgs)
 870 {
 871         init_srv_sess_info1(se1 , name, user, num_opens, open_time, idle_time, usr_flgs);
 872         init_srv_sess_info1_str(str1, name, user);
 873 }
 874
 875 /*******************************************************************
 876  fill in a sess info level 1 structure.
 877  ********************************************************************/
 878
 879 static void init_srv_sess_info_1(SRV_SESS_INFO_1 *ss1, uint32 *snum, uint32 *stot)
 880 {
 881         struct sessionid *session_list;
 882         uint32 num_entries = 0;
 883         (*stot) = list_sessions(&session_list);
 884
 885         if (ss1 == NULL) {
 886                 (*snum) = 0;
 887                 SAFE_FREE(session_list);
 888                 return;
 889         }
 890
 891         DEBUG(5,("init_srv_sess_1_ss1\n"));
 892
 893         if (snum) {
 894                 for (; (*snum) < (*stot) && num_entries < MAX_SESS_ENTRIES; (*snum)++) {
 895                         init_srv_sess_1_info(&ss1->info_1[num_entries],
 896                                              &ss1->info_1_str[num_entries],
 897                                             session_list[*snum].remote_machine,
 898                                              session_list[*snum].username,
 899                                              1, 10, 5, 0);
 900
 901                         /* move on to creating next session */
 902                         /* move on to creating next sess */
 903                         num_entries++;
 904                 }
 905
 906                 ss1->num_entries_read  = num_entries;
 907                 ss1->ptr_sess_info     = num_entries > 0 ? 1 : 0;
 908                 ss1->num_entries_read2 = num_entries;
 909
 910                 if ((*snum) >= (*stot)) {
 911                         (*snum) = 0;
 912                 }
 913
 914         } else {
 915                 ss1->num_entries_read = 0;
 916                 ss1->ptr_sess_info = 0;
 917                 ss1->num_entries_read2 = 0;
 918
 919                 (*stot) = 0;
 920         }
 921 }
 922
 923 /*******************************************************************
 924  makes a SRV_R_NET_SESS_ENUM structure.
 925 ********************************************************************/
 926
 927 static WERROR init_srv_sess_info_ctr(SRV_SESS_INFO_CTR *ctr,
 928                                 int switch_value, uint32 *resume_hnd, uint32 *total_entries)
 929 {
 930         WERROR status = WERR_OK;
 931         DEBUG(5,("init_srv_sess_info_ctr: %d\n", __LINE__));
 932
 933         ctr->switch_value = switch_value;
 934
 935         switch (switch_value) {
 936         case 0:
 937                 init_srv_sess_info_0(&(ctr->sess.info0), resume_hnd, total_entries);
 938                 ctr->ptr_sess_ctr = 1;
 939                 break;
 940         case 1:
 941                 init_srv_sess_info_1(&(ctr->sess.info1), resume_hnd, total_entries);
 942                 ctr->ptr_sess_ctr = 1;
 943                 break;
 944         default:
 945                 DEBUG(5,("init_srv_sess_info_ctr: unsupported switch value %d\n", switch_value));
 946                 (*resume_hnd) = 0;
 947                 (*total_entries) = 0;
 948                 ctr->ptr_sess_ctr = 0;
 949                 status = WERR_UNKNOWN_LEVEL;
 950                 break;
 951         }
 952
 953         return status;
 954 }
 955
 956 /*******************************************************************
 957  makes a SRV_R_NET_SESS_ENUM structure.
 958 ********************************************************************/
 959
 960 static void init_srv_r_net_sess_enum(SRV_R_NET_SESS_ENUM *r_n,
 961                                 uint32 resume_hnd, int sess_level, int switch_value)
 962 {
 963         DEBUG(5,("init_srv_r_net_sess_enum: %d\n", __LINE__));
 964
 965         r_n->sess_level  = sess_level;
 966
 967         if (sess_level == -1)
 968                 r_n->status = WERR_UNKNOWN_LEVEL;
 969         else
 970                 r_n->status = init_srv_sess_info_ctr(r_n->ctr, switch_value, &resume_hnd, &r_n->total_entries);
 971
 972         if (!W_ERROR_IS_OK(r_n->status))
 973                 resume_hnd = 0;
 974
 975         init_enum_hnd(&r_n->enum_hnd, resume_hnd);
 976 }
 977
 978 /*******************************************************************
 979  fill in a conn info level 0 structure.
 980  ********************************************************************/
 981
 982 static void init_srv_conn_info_0(SRV_CONN_INFO_0 *ss0, uint32 *snum, uint32 *stot)
 983 {
 984         uint32 num_entries = 0;
 985         (*stot) = 1;
 986
 987         if (ss0 == NULL) {
 988                 (*snum) = 0;
 989                 return;
 990         }
 991
 992         DEBUG(5,("init_srv_conn_0_ss0\n"));
 993
 994         if (snum) {
 995                 for (; (*snum) < (*stot) && num_entries < MAX_CONN_ENTRIES; (*snum)++) {
 996
 997                         init_srv_conn_info0(&ss0->info_0[num_entries], (*stot));
 998
 999                         /* move on to creating next connection */
1000                         /* move on to creating next conn */
1001                         num_entries++;
1002                 }
1003
1004                 ss0->num_entries_read  = num_entries;
1005                 ss0->ptr_conn_info     = num_entries > 0 ? 1 : 0;
1006                 ss0->num_entries_read2 = num_entries;
1007
1008                 if ((*snum) >= (*stot)) {
1009                         (*snum) = 0;
1010                 }
1011
1012         } else {
1013                 ss0->num_entries_read = 0;
1014                 ss0->ptr_conn_info = 0;
1015                 ss0->num_entries_read2 = 0;
1016
1017                 (*stot) = 0;
1018         }
1019 }
1020
1021 /*******************************************************************
1022  fill in a conn info level 1 structure.
1023  ********************************************************************/
1024
1025 static void init_srv_conn_1_info(CONN_INFO_1 *se1, CONN_INFO_1_STR *str1,
1026                                 uint32 id, uint32 type,
1027                                 uint32 num_opens, uint32 num_users, uint32 open_time,
1028                                 const char *usr_name, const char *net_name)
1029 {
1030         init_srv_conn_info1(se1 , id, type, num_opens, num_users, open_time, usr_name, net_name);
1031         init_srv_conn_info1_str(str1, usr_name, net_name);
1032 }
1033
1034 /*******************************************************************
1035  fill in a conn info level 1 structure.
1036  ********************************************************************/
1037
1038 static void init_srv_conn_info_1(SRV_CONN_INFO_1 *ss1, uint32 *snum, uint32 *stot)
1039 {
1040         uint32 num_entries = 0;
1041         (*stot) = 1;
1042
1043         if (ss1 == NULL) {
1044                 (*snum) = 0;
1045                 return;
1046         }
1047
1048         DEBUG(5,("init_srv_conn_1_ss1\n"));
1049
1050         if (snum) {
1051                 for (; (*snum) < (*stot) && num_entries < MAX_CONN_ENTRIES; (*snum)++) {
1052                         init_srv_conn_1_info(&ss1->info_1[num_entries],
1053                                                                  &ss1->info_1_str[num_entries],
1054                                              (*stot), 0x3, 1, 1, 3,"dummy_user", "IPC$");
1055
1056                         /* move on to creating next connection */
1057                         /* move on to creating next conn */
1058                         num_entries++;
1059                 }
1060
1061                 ss1->num_entries_read  = num_entries;
1062                 ss1->ptr_conn_info     = num_entries > 0 ? 1 : 0;
1063                 ss1->num_entries_read2 = num_entries;
1064
1065
1066                 if ((*snum) >= (*stot)) {
1067                         (*snum) = 0;
1068                 }
1069
1070         } else {
1071                 ss1->num_entries_read = 0;
1072                 ss1->ptr_conn_info = 0;
1073                 ss1->num_entries_read2 = 0;
1074
1075                 (*stot) = 0;
1076         }
1077 }
1078
1079 /*******************************************************************
1080  makes a SRV_R_NET_CONN_ENUM structure.
1081 ********************************************************************/
1082
1083 static WERROR init_srv_conn_info_ctr(SRV_CONN_INFO_CTR *ctr,
1084                                 int switch_value, uint32 *resume_hnd, uint32 *total_entries)
1085 {
1086         WERROR status = WERR_OK;
1087         DEBUG(5,("init_srv_conn_info_ctr: %d\n", __LINE__));
1088
1089         ctr->switch_value = switch_value;
1090
1091         switch (switch_value) {
1092         case 0:
1093                 init_srv_conn_info_0(&ctr->conn.info0, resume_hnd, total_entries);
1094                 ctr->ptr_conn_ctr = 1;
1095                 break;
1096         case 1:
1097                 init_srv_conn_info_1(&ctr->conn.info1, resume_hnd, total_entries);
1098                 ctr->ptr_conn_ctr = 1;
1099                 break;
1100         default:
1101                 DEBUG(5,("init_srv_conn_info_ctr: unsupported switch value %d\n", switch_value));
1102                 (*resume_hnd = 0);
1103                 (*total_entries) = 0;
1104                 ctr->ptr_conn_ctr = 0;
1105                 status = WERR_UNKNOWN_LEVEL;
1106                 break;
1107         }
1108
1109         return status;
1110 }
1111
1112 /*******************************************************************
1113  makes a SRV_R_NET_CONN_ENUM structure.
1114 ********************************************************************/
1115
1116 static void init_srv_r_net_conn_enum(SRV_R_NET_CONN_ENUM *r_n,
1117                                 uint32 resume_hnd, int conn_level, int switch_value)
1118 {
1119         DEBUG(5,("init_srv_r_net_conn_enum: %d\n", __LINE__));
1120
1121         r_n->conn_level  = conn_level;
1122         if (conn_level == -1)
1123                 r_n->status = WERR_UNKNOWN_LEVEL;
1124         else
1125                 r_n->status = init_srv_conn_info_ctr(r_n->ctr, switch_value, &resume_hnd, &r_n->total_entries);
1126
1127         if (!W_ERROR_IS_OK(r_n->status))
1128                 resume_hnd = 0;
1129
1130         init_enum_hnd(&r_n->enum_hnd, resume_hnd);
1131 }
1132
1133 /*******************************************************************
1134  makes a SRV_R_NET_FILE_ENUM structure.
1135 ********************************************************************/
1136
1137 static WERROR init_srv_file_info_ctr(pipes_struct *p, SRV_FILE_INFO_CTR *ctr,
1138                                      int switch_value, uint32 *resume_hnd,
1139                                      uint32 *total_entries)
1140 {
1141         WERROR status = WERR_OK;
1142         TALLOC_CTX *ctx = p->mem_ctx;
1143         DEBUG(5,("init_srv_file_info_ctr: %d\n", __LINE__));
1144         *total_entries = 1; /* dummy entries only, for */
1145
1146         ctr->switch_value = switch_value;
1147         ctr->num_entries = *total_entries - *resume_hnd;
1148         ctr->num_entries2 = ctr->num_entries;
1149
1150         switch (switch_value) {
1151         case 3: {
1152                 int i;
1153                 if (*total_entries > 0) {
1154                         ctr->ptr_entries = 1;
1155                         ctr->file.info3 = TALLOC_ARRAY(ctx, SRV_FILE_INFO_3, ctr->num_entries);
1156                 }
1157                 for (i=0 ;i<ctr->num_entries;i++) {
1158                         init_srv_file_info3(&ctr->file.info3[i].info_3, i+*resume_hnd, 0x35, 0, "\\PIPE\\samr", "dummy user");
1159                         init_srv_file_info3_str(&ctr->file.info3[i].info_3_str,  "\\PIPE\\samr", "dummy user");
1160
1161                 }
1162                 ctr->ptr_file_info = 1;
1163                 *resume_hnd = 0;
1164                 break;
1165         }
1166         default:
1167                 DEBUG(5,("init_srv_file_info_ctr: unsupported switch value %d\n", switch_value));
1168                 (*resume_hnd = 0);
1169                 (*total_entries) = 0;
1170                 ctr->ptr_entries = 0;
1171                 status = WERR_UNKNOWN_LEVEL;
1172                 break;
1173         }
1174
1175         return status;
1176 }
1177
1178 /*******************************************************************
1179  makes a SRV_R_NET_FILE_ENUM structure.
1180 ********************************************************************/
1181
1182 static void init_srv_r_net_file_enum(pipes_struct *p, SRV_R_NET_FILE_ENUM *r_n,
1183                                 uint32 resume_hnd, int file_level, int switch_value)
1184 {
1185         DEBUG(5,("init_srv_r_net_file_enum: %d\n", __LINE__));
1186
1187         r_n->file_level  = file_level;
1188         if (file_level == 0)
1189                 r_n->status = WERR_UNKNOWN_LEVEL;
1190         else
1191                 r_n->status = init_srv_file_info_ctr(p, &r_n->ctr, switch_value, &resume_hnd, &(r_n->total_entries));
1192
1193         if (!W_ERROR_IS_OK(r_n->status))
1194                 resume_hnd = 0;
1195
1196         init_enum_hnd(&r_n->enum_hnd, resume_hnd);
1197 }
1198
1199 /*******************************************************************
1200 net server get info
1201 ********************************************************************/
1202
1203 WERROR _srv_net_srv_get_info(pipes_struct *p, SRV_Q_NET_SRV_GET_INFO *q_u, SRV_R_NET_SRV_GET_INFO *r_u)
1204 {
1205         WERROR status = WERR_OK;
1206         SRV_INFO_CTR *ctr = TALLOC_P(p->mem_ctx, SRV_INFO_CTR);
1207
1208         if (!ctr)
1209                 return WERR_NOMEM;
1210
1211         ZERO_STRUCTP(ctr);
1212
1213         DEBUG(5,("srv_net_srv_get_info: %d\n", __LINE__));
1214
1215         if (!pipe_access_check(p)) {
1216                 DEBUG(3, ("access denied to srv_net_srv_get_info\n"));
1217                 return WERR_ACCESS_DENIED;
1218         }
1219
1220         switch (q_u->switch_value) {
1221
1222                 /* Technically level 102 should only be available to
1223                    Administrators but there isn't anything super-secret
1224                    here, as most of it is made up. */
1225
1226         case 102:
1227                 init_srv_info_102(&ctr->srv.sv102,
1228                                   500, global_myname(),
1229                                   string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH),
1230                                   lp_major_announce_version(), lp_minor_announce_version(),
1231                                   lp_default_server_announce(),
1232                                   0xffffffff, /* users */
1233                                   0xf, /* disc */
1234                                   0, /* hidden */
1235                                   240, /* announce */
1236                                   3000, /* announce delta */
1237                                   100000, /* licenses */
1238                                   "c:\\"); /* user path */
1239                 break;
1240         case 101:
1241                 init_srv_info_101(&ctr->srv.sv101,
1242                                   500, global_myname(),
1243                                   lp_major_announce_version(), lp_minor_announce_version(),
1244                                   lp_default_server_announce(),
1245                                   string_truncate(lp_serverstring(), MAX_SERVER_STRING_LENGTH));
1246                 break;
1247         case 100:
1248                 init_srv_info_100(&ctr->srv.sv100, 500, global_myname());
1249                 break;
1250         default:
1251                 status = WERR_UNKNOWN_LEVEL;
1252                 break;
1253         }
1254
1255         /* set up the net server get info structure */
1256         init_srv_r_net_srv_get_info(r_u, q_u->switch_value, ctr, status);
1257
1258         DEBUG(5,("srv_net_srv_get_info: %d\n", __LINE__));
1259
1260         return r_u->status;
1261 }
1262
1263 /*******************************************************************
1264 net server set info
1265 ********************************************************************/
1266
1267 WERROR _srv_net_srv_set_info(pipes_struct *p, SRV_Q_NET_SRV_SET_INFO *q_u, SRV_R_NET_SRV_SET_INFO *r_u)
1268 {
1269         WERROR status = WERR_OK;
1270
1271         DEBUG(5,("srv_net_srv_set_info: %d\n", __LINE__));
1272
1273         /* Set up the net server set info structure. */
1274
1275         init_srv_r_net_srv_set_info(r_u, 0x0, status);
1276
1277         DEBUG(5,("srv_net_srv_set_info: %d\n", __LINE__));
1278
1279         return r_u->status;
1280 }
1281
1282 /*******************************************************************
1283 net file enum
1284 ********************************************************************/
1285
1286 WERROR _srv_net_file_enum(pipes_struct *p, SRV_Q_NET_FILE_ENUM *q_u, SRV_R_NET_FILE_ENUM *r_u)
1287 {
1288         DEBUG(5,("srv_net_file_enum: %d\n", __LINE__));
1289
1290         /* set up the */
1291         init_srv_r_net_file_enum(p, r_u,
1292                                 get_enum_hnd(&q_u->enum_hnd),
1293                                 q_u->file_level,
1294                                 q_u->ctr.switch_value);
1295
1296         DEBUG(5,("srv_net_file_enum: %d\n", __LINE__));
1297
1298         return r_u->status;
1299 }
1300
1301 /*******************************************************************
1302 net conn enum
1303 ********************************************************************/
1304
1305 WERROR _srv_net_conn_enum(pipes_struct *p, SRV_Q_NET_CONN_ENUM *q_u, SRV_R_NET_CONN_ENUM *r_u)
1306 {
1307         DEBUG(5,("srv_net_conn_enum: %d\n", __LINE__));
1308
1309         r_u->ctr = TALLOC_P(p->mem_ctx, SRV_CONN_INFO_CTR);
1310         if (!r_u->ctr)
1311                 return WERR_NOMEM;
1312
1313         ZERO_STRUCTP(r_u->ctr);
1314
1315         /* set up the */
1316         init_srv_r_net_conn_enum(r_u,
1317                                 get_enum_hnd(&q_u->enum_hnd),
1318                                 q_u->conn_level,
1319                                 q_u->ctr->switch_value);
1320
1321         DEBUG(5,("srv_net_conn_enum: %d\n", __LINE__));
1322
1323         return r_u->status;
1324 }
1325
1326 /*******************************************************************
1327 net sess enum
1328 ********************************************************************/
1329
1330 WERROR _srv_net_sess_enum(pipes_struct *p, SRV_Q_NET_SESS_ENUM *q_u, SRV_R_NET_SESS_ENUM *r_u)
1331 {
1332         DEBUG(5,("_srv_net_sess_enum: %d\n", __LINE__));
1333
1334         r_u->ctr = TALLOC_P(p->mem_ctx, SRV_SESS_INFO_CTR);
1335         if (!r_u->ctr)
1336                 return WERR_NOMEM;
1337
1338         ZERO_STRUCTP(r_u->ctr);
1339
1340         /* set up the */
1341         init_srv_r_net_sess_enum(r_u,
1342                                 get_enum_hnd(&q_u->enum_hnd),
1343                                 q_u->sess_level,
1344                                 q_u->ctr->switch_value);
1345
1346         DEBUG(5,("_srv_net_sess_enum: %d\n", __LINE__));
1347
1348         return r_u->status;
1349 }
1350
1351 /*******************************************************************
1352 net sess del
1353 ********************************************************************/
1354
1355 WERROR _srv_net_sess_del(pipes_struct *p, SRV_Q_NET_SESS_DEL *q_u, SRV_R_NET_SESS_DEL *r_u)
1356 {
1357         struct sessionid *session_list;
1358         struct current_user user;
1359         int num_sessions, snum;
1360         fstring username;
1361         fstring machine;
1362         BOOL not_root = False;
1363
1364         rpcstr_pull_unistr2_fstring(username, &q_u->uni_user_name);
1365         rpcstr_pull_unistr2_fstring(machine, &q_u->uni_cli_name);
1366
1367         /* strip leading backslashes if any */
1368         while (machine[0] == '\\') {
1369                 memmove(machine, &machine[1], strlen(machine));
1370         }
1371
1372         num_sessions = list_sessions(&session_list);
1373
1374         DEBUG(5,("_srv_net_sess_del: %d\n", __LINE__));
1375
1376         r_u->status = WERR_ACCESS_DENIED;
1377
1378         get_current_user(&user, p);
1379
1380         /* fail out now if you are not root or not a domain admin */
1381
1382         if ((user.uid != sec_initial_uid()) &&
1383                 ( ! nt_token_check_domain_rid(p->pipe_user.nt_user_token, DOMAIN_GROUP_RID_ADMINS))) {
1384
1385                 goto done;
1386         }
1387
1388         for (snum = 0; snum < num_sessions; snum++) {
1389
1390                 if ((strequal(session_list[snum].username, username) || username[0] == '\0' ) &&
1391                     strequal(session_list[snum].remote_machine, machine)) {
1392
1393                         if (user.uid != sec_initial_uid()) {
1394                                 not_root = True;
1395                                 become_root();
1396                         }
1397
1398                         if (message_send_pid(pid_to_procid(session_list[snum].pid), MSG_SHUTDOWN, NULL, 0, False))
1399                                 r_u->status = WERR_OK;
1400
1401                         if (not_root)
1402                                 unbecome_root();
1403                 }
1404         }
1405
1406         DEBUG(5,("_srv_net_sess_del: %d\n", __LINE__));
1407
1408
1409 done:
1410         SAFE_FREE(session_list);
1411
1412         return r_u->status;
1413 }
1414
1415 /*******************************************************************
1416  Net share enum all.
1417 ********************************************************************/
1418
1419 WERROR _srv_net_share_enum_all(pipes_struct *p, SRV_Q_NET_SHARE_ENUM *q_u, SRV_R_NET_SHARE_ENUM *r_u)
1420 {
1421         DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
1422
1423         if (!pipe_access_check(p)) {
1424                 DEBUG(3, ("access denied to srv_net_share_enum_all\n"));
1425                 return WERR_ACCESS_DENIED;
1426         }
1427
1428         /* Create the list of shares for the response. */
1429         init_srv_r_net_share_enum(p, r_u,
1430                                 q_u->ctr.info_level,
1431                                 get_enum_hnd(&q_u->enum_hnd), True);
1432
1433         DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
1434
1435         return r_u->status;
1436 }
1437
1438 /*******************************************************************
1439  Net share enum.
1440 ********************************************************************/
1441
1442 WERROR _srv_net_share_enum(pipes_struct *p, SRV_Q_NET_SHARE_ENUM *q_u, SRV_R_NET_SHARE_ENUM *r_u)
1443 {
1444         DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
1445
1446         if (!pipe_access_check(p)) {
1447                 DEBUG(3, ("access denied to srv_net_share_enum\n"));
1448                 return WERR_ACCESS_DENIED;
1449         }
1450
1451         /* Create the list of shares for the response. */
1452         init_srv_r_net_share_enum(p, r_u,
1453                                   q_u->ctr.info_level,
1454                                   get_enum_hnd(&q_u->enum_hnd), False);
1455
1456         DEBUG(5,("_srv_net_share_enum: %d\n", __LINE__));
1457
1458         return r_u->status;
1459 }
1460
1461 /*******************************************************************
1462  Net share get info.
1463 ********************************************************************/
1464
1465 WERROR _srv_net_share_get_info(pipes_struct *p, SRV_Q_NET_SHARE_GET_INFO *q_u, SRV_R_NET_SHARE_GET_INFO *r_u)
1466 {
1467         fstring share_name;
1468
1469         DEBUG(5,("_srv_net_share_get_info: %d\n", __LINE__));
1470
1471         /* Create the list of shares for the response. */
1472         unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
1473         init_srv_r_net_share_get_info(p, r_u, share_name, q_u->info_level);
1474
1475         DEBUG(5,("_srv_net_share_get_info: %d\n", __LINE__));
1476
1477         return r_u->status;
1478 }
1479
1480 /*******************************************************************
1481  Check a given DOS pathname is valid for a share.
1482 ********************************************************************/
1483
1484 char *valid_share_pathname(char *dos_pathname)
1485 {
1486         char *ptr;
1487
1488         /* Convert any '\' paths to '/' */
1489         unix_format(dos_pathname);
1490         unix_clean_name(dos_pathname);
1491
1492         /* NT is braindead - it wants a C: prefix to a pathname ! So strip it. */
1493         ptr = dos_pathname;
1494         if (strlen(dos_pathname) > 2 && ptr[1] == ':' && ptr[0] != '/')
1495                 ptr += 2;
1496
1497         /* Only absolute paths allowed. */
1498         if (*ptr != '/')
1499                 return NULL;
1500
1501         return ptr;
1502 }
1503
1504 /*******************************************************************
1505  Net share set info. Modify share details.
1506 ********************************************************************/
1507
1508 WERROR _srv_net_share_set_info(pipes_struct *p, SRV_Q_NET_SHARE_SET_INFO *q_u, SRV_R_NET_SHARE_SET_INFO *r_u)
1509 {
1510         struct current_user user;
1511         pstring command;
1512         fstring share_name;
1513         fstring comment;
1514         pstring pathname;
1515         int type;
1516         int snum;
1517         int ret;
1518         char *path;
1519         SEC_DESC *psd = NULL;
1520         SE_PRIV se_diskop = SE_DISK_OPERATOR;
1521         BOOL is_disk_op = False;
1522
1523         DEBUG(5,("_srv_net_share_set_info: %d\n", __LINE__));
1524
1525         unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
1526
1527         r_u->parm_error = 0;
1528
1529         if ( strequal(share_name,"IPC$")
1530                 || ( lp_enable_asu_support() && strequal(share_name,"ADMIN$") )
1531                 || strequal(share_name,"global") )
1532         {
1533                 return WERR_ACCESS_DENIED;
1534         }
1535
1536         snum = find_service(share_name);
1537
1538         /* Does this share exist ? */
1539         if (snum < 0)
1540                 return WERR_NET_NAME_NOT_FOUND;
1541
1542         /* No change to printer shares. */
1543         if (lp_print_ok(snum))
1544                 return WERR_ACCESS_DENIED;
1545
1546         get_current_user(&user,p);
1547
1548         is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1549
1550         /* fail out now if you are not root and not a disk op */
1551
1552         if ( user.uid != sec_initial_uid() && !is_disk_op )
1553                 return WERR_ACCESS_DENIED;
1554
1555         switch (q_u->info_level) {
1556         case 1:
1557                 pstrcpy(pathname, lp_pathname(snum));
1558                 unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(comment));
1559                 type = q_u->info.share.info2.info_2.type;
1560                 psd = NULL;
1561                 break;
1562         case 2:
1563                 unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(comment));
1564                 unistr2_to_ascii(pathname, &q_u->info.share.info2.info_2_str.uni_path, sizeof(pathname));
1565                 type = q_u->info.share.info2.info_2.type;
1566                 psd = NULL;
1567                 break;
1568 #if 0
1569                 /* not supported on set but here for completeness */
1570         case 501:
1571                 unistr2_to_ascii(comment, &q_u->info.share.info501.info_501_str.uni_remark, sizeof(comment));
1572                 type = q_u->info.share.info501.info_501.type;
1573                 psd = NULL;
1574                 break;
1575 #endif
1576         case 502:
1577                 unistr2_to_ascii(comment, &q_u->info.share.info502.info_502_str.uni_remark, sizeof(comment));
1578                 unistr2_to_ascii(pathname, &q_u->info.share.info502.info_502_str.uni_path, sizeof(pathname));
1579                 type = q_u->info.share.info502.info_502.type;
1580                 psd = q_u->info.share.info502.info_502_str.sd;
1581                 map_generic_share_sd_bits(psd);
1582                 break;
1583         case 1004:
1584                 pstrcpy(pathname, lp_pathname(snum));
1585                 unistr2_to_ascii(comment, &q_u->info.share.info1004.info_1004_str.uni_remark, sizeof(comment));
1586                 type = STYPE_DISKTREE;
1587                 break;
1588         case 1005:
1589                 /* XP re-sets the csc policy even if it wasn't changed by the
1590                    user, so we must compare it to see if it's what is set in
1591                    smb.conf, so that we can contine other ops like setting
1592                    ACLs on a share */
1593                 if (((q_u->info.share.info1005.share_info_flags &
1594                       SHARE_1005_CSC_POLICY_MASK) >>
1595                      SHARE_1005_CSC_POLICY_SHIFT) == lp_csc_policy(snum))
1596                         return WERR_OK;
1597                 else {
1598                         DEBUG(3, ("_srv_net_share_set_info: client is trying to change csc policy from the network; must be done with smb.conf\n"));
1599                         return WERR_ACCESS_DENIED;
1600                 }
1601         case 1006:
1602         case 1007:
1603                 return WERR_ACCESS_DENIED;
1604         case 1501:
1605                 pstrcpy(pathname, lp_pathname(snum));
1606                 fstrcpy(comment, lp_comment(snum));
1607                 psd = q_u->info.share.info1501.sdb->sec;
1608                 map_generic_share_sd_bits(psd);
1609                 type = STYPE_DISKTREE;
1610                 break;
1611         default:
1612                 DEBUG(5,("_srv_net_share_set_info: unsupported switch value %d\n", q_u->info_level));
1613                 return WERR_UNKNOWN_LEVEL;
1614         }
1615
1616         /* We can only modify disk shares. */
1617         if (type != STYPE_DISKTREE)
1618                 return WERR_ACCESS_DENIED;
1619
1620         /* Check if the pathname is valid. */
1621         if (!(path = valid_share_pathname( pathname )))
1622                 return WERR_OBJECT_PATH_INVALID;
1623
1624         /* Ensure share name, pathname and comment don't contain '"' characters. */
1625         string_replace(share_name, '"', ' ');
1626         string_replace(path, '"', ' ');
1627         string_replace(comment, '"', ' ');
1628
1629         DEBUG(10,("_srv_net_share_set_info: change share command = %s\n",
1630                 lp_change_share_cmd() ? lp_change_share_cmd() : "NULL" ));
1631
1632         /* Only call modify function if something changed. */
1633
1634         if (strcmp(path, lp_pathname(snum)) || strcmp(comment, lp_comment(snum)) )
1635         {
1636                 if (!lp_change_share_cmd() || !*lp_change_share_cmd()) {
1637                         DEBUG(10,("_srv_net_share_set_info: No change share command\n"));
1638                         return WERR_ACCESS_DENIED;
1639                 }
1640
1641                 slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\" \"%s\" \"%s\"",
1642                                 lp_change_share_cmd(), dyn_CONFIGFILE, share_name, path, comment);
1643
1644                 DEBUG(10,("_srv_net_share_set_info: Running [%s]\n", command ));
1645
1646                 /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1647
1648                 if ( is_disk_op )
1649                         become_root();
1650
1651                 if ( (ret = smbrun(command, NULL)) == 0 ) {
1652                         /* Tell everyone we updated smb.conf. */
1653                         message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
1654                 }
1655
1656                 if ( is_disk_op )
1657                         unbecome_root();
1658
1659                 /********* END SeDiskOperatorPrivilege BLOCK *********/
1660
1661                 DEBUG(3,("_srv_net_share_set_info: Running [%s] returned (%d)\n", command, ret ));
1662
1663                 if ( ret != 0 )
1664                         return WERR_ACCESS_DENIED;
1665         } else {
1666                 DEBUG(10,("_srv_net_share_set_info: No change to share name (%s)\n", share_name ));
1667         }
1668
1669         /* Replace SD if changed. */
1670         if (psd) {
1671                 SEC_DESC *old_sd;
1672                 size_t sd_size;
1673
1674                 old_sd = get_share_security(p->mem_ctx, snum, &sd_size);
1675
1676                 if (old_sd && !sec_desc_equal(old_sd, psd)) {
1677                         if (!set_share_security(p->mem_ctx, share_name, psd))
1678                                 DEBUG(0,("_srv_net_share_set_info: Failed to change security info in share %s.\n",
1679                                         share_name ));
1680                 }
1681         }
1682
1683         DEBUG(5,("_srv_net_share_set_info: %d\n", __LINE__));
1684
1685         return WERR_OK;
1686 }
1687
1688 /*******************************************************************
1689  Net share add. Call 'add_share_command "sharename" "pathname" "comment" "read only = xxx"'
1690 ********************************************************************/
1691
1692 WERROR _srv_net_share_add(pipes_struct *p, SRV_Q_NET_SHARE_ADD *q_u, SRV_R_NET_SHARE_ADD *r_u)
1693 {
1694         struct current_user user;
1695         pstring command;
1696         fstring share_name;
1697         fstring comment;
1698         pstring pathname;
1699         int type;
1700         int snum;
1701         int ret;
1702         char *path;
1703         SEC_DESC *psd = NULL;
1704         SE_PRIV se_diskop = SE_DISK_OPERATOR;
1705         BOOL is_disk_op;
1706
1707         DEBUG(5,("_srv_net_share_add: %d\n", __LINE__));
1708
1709         r_u->parm_error = 0;
1710
1711         get_current_user(&user,p);
1712
1713         is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1714
1715         if (user.uid != sec_initial_uid()  && !is_disk_op )
1716                 return WERR_ACCESS_DENIED;
1717
1718         if (!lp_add_share_cmd() || !*lp_add_share_cmd()) {
1719                 DEBUG(10,("_srv_net_share_add: No add share command\n"));
1720                 return WERR_ACCESS_DENIED;
1721         }
1722
1723         switch (q_u->info_level) {
1724         case 0:
1725                 /* No path. Not enough info in a level 0 to do anything. */
1726                 return WERR_ACCESS_DENIED;
1727         case 1:
1728                 /* Not enough info in a level 1 to do anything. */
1729                 return WERR_ACCESS_DENIED;
1730         case 2:
1731                 unistr2_to_ascii(share_name, &q_u->info.share.info2.info_2_str.uni_netname, sizeof(share_name));
1732                 unistr2_to_ascii(comment, &q_u->info.share.info2.info_2_str.uni_remark, sizeof(share_name));
1733                 unistr2_to_ascii(pathname, &q_u->info.share.info2.info_2_str.uni_path, sizeof(share_name));
1734                 type = q_u->info.share.info2.info_2.type;
1735                 break;
1736         case 501:
1737                 /* No path. Not enough info in a level 501 to do anything. */
1738                 return WERR_ACCESS_DENIED;
1739         case 502:
1740                 unistr2_to_ascii(share_name, &q_u->info.share.info502.info_502_str.uni_netname, sizeof(share_name));
1741                 unistr2_to_ascii(comment, &q_u->info.share.info502.info_502_str.uni_remark, sizeof(share_name));
1742                 unistr2_to_ascii(pathname, &q_u->info.share.info502.info_502_str.uni_path, sizeof(share_name));
1743                 type = q_u->info.share.info502.info_502.type;
1744                 psd = q_u->info.share.info502.info_502_str.sd;
1745                 map_generic_share_sd_bits(psd);
1746                 break;
1747
1748                 /* none of the following contain share names.  NetShareAdd does not have a separate parameter for the share name */
1749
1750         case 1004:
1751         case 1005:
1752         case 1006:
1753         case 1007:
1754                 return WERR_ACCESS_DENIED;
1755         case 1501:
1756                 /* DFS only level. */
1757                 return WERR_ACCESS_DENIED;
1758         default:
1759                 DEBUG(5,("_srv_net_share_add: unsupported switch value %d\n", q_u->info_level));
1760                 return WERR_UNKNOWN_LEVEL;
1761         }
1762
1763         if ( strequal(share_name,"IPC$")
1764                 || ( lp_enable_asu_support() && strequal(share_name,"ADMIN$") )
1765                 || strequal(share_name,"global") )
1766         {
1767                 return WERR_ACCESS_DENIED;
1768         }
1769
1770         snum = find_service(share_name);
1771
1772         /* Share already exists. */
1773         if (snum >= 0)
1774                 return WERR_ALREADY_EXISTS;
1775
1776         /* We can only add disk shares. */
1777         if (type != STYPE_DISKTREE)
1778                 return WERR_ACCESS_DENIED;
1779
1780         /* Check if the pathname is valid. */
1781         if (!(path = valid_share_pathname( pathname )))
1782                 return WERR_OBJECT_PATH_INVALID;
1783
1784         /* Ensure share name, pathname and comment don't contain '"' characters. */
1785         string_replace(share_name, '"', ' ');
1786         string_replace(path, '"', ' ');
1787         string_replace(comment, '"', ' ');
1788
1789         slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\" \"%s\" \"%s\"",
1790                         lp_add_share_cmd(), dyn_CONFIGFILE, share_name, path, comment);
1791
1792         DEBUG(10,("_srv_net_share_add: Running [%s]\n", command ));
1793
1794         /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1795
1796         if ( is_disk_op )
1797                 become_root();
1798
1799         if ( (ret = smbrun(command, NULL)) == 0 ) {
1800                 /* Tell everyone we updated smb.conf. */
1801                 message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
1802         }
1803
1804         if ( is_disk_op )
1805                 unbecome_root();
1806
1807         /********* END SeDiskOperatorPrivilege BLOCK *********/
1808
1809         DEBUG(3,("_srv_net_share_add: Running [%s] returned (%d)\n", command, ret ));
1810
1811         if ( ret != 0 )
1812                 return WERR_ACCESS_DENIED;
1813
1814         if (psd) {
1815                 if (!set_share_security(p->mem_ctx, share_name, psd)) {
1816                         DEBUG(0,("_srv_net_share_add: Failed to add security info to share %s.\n", share_name ));
1817                 }
1818         }
1819
1820         /*
1821          * We don't call reload_services() here, the message will
1822          * cause this to be done before the next packet is read
1823          * from the client. JRA.
1824          */
1825
1826         DEBUG(5,("_srv_net_share_add: %d\n", __LINE__));
1827
1828         return WERR_OK;
1829 }
1830
1831 /*******************************************************************
1832  Net share delete. Call "delete share command" with the share name as
1833  a parameter.
1834 ********************************************************************/
1835
1836 WERROR _srv_net_share_del(pipes_struct *p, SRV_Q_NET_SHARE_DEL *q_u, SRV_R_NET_SHARE_DEL *r_u)
1837 {
1838         struct current_user user;
1839         pstring command;
1840         fstring share_name;
1841         int ret;
1842         int snum;
1843         SE_PRIV se_diskop = SE_DISK_OPERATOR;
1844         BOOL is_disk_op;
1845
1846         DEBUG(5,("_srv_net_share_del: %d\n", __LINE__));
1847
1848         unistr2_to_ascii(share_name, &q_u->uni_share_name, sizeof(share_name));
1849
1850         if ( strequal(share_name,"IPC$")
1851                 || ( lp_enable_asu_support() && strequal(share_name,"ADMIN$") )
1852                 || strequal(share_name,"global") )
1853         {
1854                 return WERR_ACCESS_DENIED;
1855         }
1856
1857         snum = find_service(share_name);
1858
1859         if (snum < 0)
1860                 return WERR_NO_SUCH_SHARE;
1861
1862         /* No change to printer shares. */
1863         if (lp_print_ok(snum))
1864                 return WERR_ACCESS_DENIED;
1865
1866         get_current_user(&user,p);
1867
1868         is_disk_op = user_has_privileges( p->pipe_user.nt_user_token, &se_diskop );
1869
1870         if (user.uid != sec_initial_uid()  && !is_disk_op )
1871                 return WERR_ACCESS_DENIED;
1872
1873         if (!lp_delete_share_cmd() || !*lp_delete_share_cmd()) {
1874                 DEBUG(10,("_srv_net_share_del: No delete share command\n"));
1875                 return WERR_ACCESS_DENIED;
1876         }
1877
1878         slprintf(command, sizeof(command)-1, "%s \"%s\" \"%s\"",
1879                         lp_delete_share_cmd(), dyn_CONFIGFILE, lp_servicename(snum));
1880
1881         DEBUG(10,("_srv_net_share_del: Running [%s]\n", command ));
1882
1883         /********* BEGIN SeDiskOperatorPrivilege BLOCK *********/
1884
1885         if ( is_disk_op )
1886                 become_root();
1887
1888         if ( (ret = smbrun(command, NULL)) == 0 ) {
1889                 /* Tell everyone we updated smb.conf. */
1890                 message_send_all(conn_tdb_ctx(), MSG_SMB_CONF_UPDATED, NULL, 0, False, NULL);
1891         }
1892
1893         if ( is_disk_op )
1894                 unbecome_root();
1895
1896         /********* END SeDiskOperatorPrivilege BLOCK *********/
1897
1898         DEBUG(3,("_srv_net_share_del: Running [%s] returned (%d)\n", command, ret ));
1899
1900         if ( ret != 0 )
1901                 return WERR_ACCESS_DENIED;
1902
1903         /* Delete the SD in the database. */
1904         delete_share_security(snum);
1905
1906         lp_killservice(snum);
1907
1908         return WERR_OK;
1909 }
1910
1911 WERROR _srv_net_share_del_sticky(pipes_struct *p, SRV_Q_NET_SHARE_DEL *q_u, SRV_R_NET_SHARE_DEL *r_u)
1912 {
1913         DEBUG(5,("_srv_net_share_del_stick: %d\n", __LINE__));
1914
1915         return _srv_net_share_del(p, q_u, r_u);
1916 }
1917
1918 /*******************************************************************
1919 time of day
1920 ********************************************************************/
1921
1922 WERROR _srv_net_remote_tod(pipes_struct *p, SRV_Q_NET_REMOTE_TOD *q_u, SRV_R_NET_REMOTE_TOD *r_u)
1923 {
1924         TIME_OF_DAY_INFO *tod;
1925         struct tm *t;
1926         time_t unixdate = time(NULL);
1927         /* We do this call first as if we do it *after* the gmtime call
1928            it overwrites the pointed-to values. JRA */
1929         uint32 zone = get_time_zone(unixdate)/60;
1930
1931         tod = TALLOC_P(p->mem_ctx, TIME_OF_DAY_INFO);
1932         if (!tod)
1933                 return WERR_NOMEM;
1934
1935         ZERO_STRUCTP(tod);
1936
1937         r_u->tod = tod;
1938         r_u->ptr_srv_tod = 0x1;
1939         r_u->status = WERR_OK;
1940
1941         DEBUG(5,("_srv_net_remote_tod: %d\n", __LINE__));
1942
1943         t = gmtime(&unixdate);
1944
1945         /* set up the */
1946         init_time_of_day_info(tod,
1947                               unixdate,
1948                               0,
1949                               t->tm_hour,
1950                               t->tm_min,
1951                               t->tm_sec,
1952                               0,
1953                               zone,
1954                               10000,
1955                               t->tm_mday,
1956                               t->tm_mon + 1,
1957                               1900+t->tm_year,
1958                               t->tm_wday);
1959
1960         DEBUG(5,("_srv_net_remote_tod: %d\n", __LINE__));
1961
1962         return r_u->status;
1963 }
1964
1965 /***********************************************************************************
1966  Win9x NT tools get security descriptor.
1967 ***********************************************************************************/
1968
1969 WERROR _srv_net_file_query_secdesc(pipes_struct *p, SRV_Q_NET_FILE_QUERY_SECDESC *q_u,
1970                         SRV_R_NET_FILE_QUERY_SECDESC *r_u)
1971 {
1972         SEC_DESC *psd = NULL;
1973         size_t sd_size;
1974         DATA_BLOB null_pw;
1975         pstring filename;
1976         pstring qualname;
1977         files_struct *fsp = NULL;
1978         SMB_STRUCT_STAT st;
1979         BOOL bad_path;
1980         NTSTATUS nt_status;
1981         struct current_user user;
1982         connection_struct *conn = NULL;
1983         BOOL became_user = False;
1984
1985         ZERO_STRUCT(st);
1986
1987         r_u->status = WERR_OK;
1988
1989         unistr2_to_ascii(qualname, &q_u->uni_qual_name, sizeof(qualname));
1990
1991         /* Null password is ok - we are already an authenticated user... */
1992         null_pw = data_blob(NULL, 0);
1993
1994         get_current_user(&user, p);
1995
1996         become_root();
1997         conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
1998         unbecome_root();
1999
2000         if (conn == NULL) {
2001                 DEBUG(3,("_srv_net_file_query_secdesc: Unable to connect to %s\n", qualname));
2002                 r_u->status = ntstatus_to_werror(nt_status);
2003                 goto error_exit;
2004         }
2005
2006         if (!become_user(conn, conn->vuid)) {
2007                 DEBUG(0,("_srv_net_file_query_secdesc: Can't become connected user!\n"));
2008                 r_u->status = WERR_ACCESS_DENIED;
2009                 goto error_exit;
2010         }
2011         became_user = True;
2012
2013         unistr2_to_ascii(filename, &q_u->uni_file_name, sizeof(filename));
2014         unix_convert(filename, conn, NULL, &bad_path, &st);
2015         if (bad_path) {
2016                 DEBUG(3,("_srv_net_file_query_secdesc: bad pathname %s\n", filename));
2017                 r_u->status = WERR_ACCESS_DENIED;
2018                 goto error_exit;
2019         }
2020
2021         if (!check_name(filename,conn)) {
2022                 DEBUG(3,("_srv_net_file_query_secdesc: can't access %s\n", filename));
2023                 r_u->status = WERR_ACCESS_DENIED;
2024                 goto error_exit;
2025         }
2026
2027         fsp = open_file_stat(conn, filename, &st);
2028         if (!fsp) {
2029                 /* Perhaps it is a directory */
2030                 if (errno == EISDIR)
2031                         fsp = open_directory(conn, filename, &st,
2032                                         READ_CONTROL_ACCESS,
2033                                         FILE_SHARE_READ|FILE_SHARE_WRITE,
2034                                         FILE_OPEN,
2035                                         0,
2036                                         NULL);
2037
2038                 if (!fsp) {
2039                         DEBUG(3,("_srv_net_file_query_secdesc: Unable to open file %s\n", filename));
2040                         r_u->status = WERR_ACCESS_DENIED;
2041                         goto error_exit;
2042                 }
2043         }
2044
2045         sd_size = SMB_VFS_GET_NT_ACL(fsp, fsp->fsp_name, (OWNER_SECURITY_INFORMATION|GROUP_SECURITY_INFORMATION|DACL_SECURITY_INFORMATION), &psd);
2046
2047         if (sd_size == 0) {
2048                 DEBUG(3,("_srv_net_file_query_secdesc: Unable to get NT ACL for file %s\n", filename));
2049                 r_u->status = WERR_ACCESS_DENIED;
2050                 goto error_exit;
2051         }
2052
2053         r_u->ptr_response = 1;
2054         r_u->size_response = sd_size;
2055         r_u->ptr_secdesc = 1;
2056         r_u->size_secdesc = sd_size;
2057         r_u->sec_desc = psd;
2058
2059         psd->dacl->revision = (uint16) NT4_ACL_REVISION;
2060
2061         close_file(fsp, True);
2062         unbecome_user();
2063         close_cnum(conn, user.vuid);
2064         return r_u->status;
2065
2066 error_exit:
2067
2068         if(fsp) {
2069                 close_file(fsp, True);
2070         }
2071
2072         if (became_user)
2073                 unbecome_user();
2074
2075         if (conn)
2076                 close_cnum(conn, user.vuid);
2077
2078         return r_u->status;
2079 }
2080
2081 /***********************************************************************************
2082  Win9x NT tools set security descriptor.
2083 ***********************************************************************************/
2084
2085 WERROR _srv_net_file_set_secdesc(pipes_struct *p, SRV_Q_NET_FILE_SET_SECDESC *q_u,
2086                                                                         SRV_R_NET_FILE_SET_SECDESC *r_u)
2087 {
2088         BOOL ret;
2089         pstring filename;
2090         pstring qualname;
2091         DATA_BLOB null_pw;
2092         files_struct *fsp = NULL;
2093         SMB_STRUCT_STAT st;
2094         BOOL bad_path;
2095         NTSTATUS nt_status;
2096         struct current_user user;
2097         connection_struct *conn = NULL;
2098         BOOL became_user = False;
2099
2100         ZERO_STRUCT(st);
2101
2102         r_u->status = WERR_OK;
2103
2104         unistr2_to_ascii(qualname, &q_u->uni_qual_name, sizeof(qualname));
2105
2106         /* Null password is ok - we are already an authenticated user... */
2107         null_pw = data_blob(NULL, 0);
2108
2109         get_current_user(&user, p);
2110
2111         become_root();
2112         conn = make_connection(qualname, null_pw, "A:", user.vuid, &nt_status);
2113         unbecome_root();
2114
2115         if (conn == NULL) {
2116                 DEBUG(3,("_srv_net_file_set_secdesc: Unable to connect to %s\n", qualname));
2117                 r_u->status = ntstatus_to_werror(nt_status);
2118                 goto error_exit;
2119         }
2120
2121         if (!become_user(conn, conn->vuid)) {
2122                 DEBUG(0,("_srv_net_file_set_secdesc: Can't become connected user!\n"));
2123                 r_u->status = WERR_ACCESS_DENIED;
2124                 goto error_exit;
2125         }
2126         became_user = True;
2127
2128         unistr2_to_ascii(filename, &q_u->uni_file_name, sizeof(filename));
2129         unix_convert(filename, conn, NULL, &bad_path, &st);
2130         if (bad_path) {
2131                 DEBUG(3,("_srv_net_file_set_secdesc: bad pathname %s\n", filename));
2132                 r_u->status = WERR_ACCESS_DENIED;
2133                 goto error_exit;
2134         }
2135
2136         if (!check_name(filename,conn)) {
2137                 DEBUG(3,("_srv_net_file_set_secdesc: can't access %s\n", filename));
2138                 r_u->status = WERR_ACCESS_DENIED;
2139                 goto error_exit;
2140         }
2141
2142
2143         fsp = open_file_stat(conn, filename, &st);
2144
2145         if (!fsp) {
2146                 /* Perhaps it is a directory */
2147                 if (errno == EISDIR)
2148                         fsp = open_directory(conn, filename, &st,
2149                                                 FILE_READ_ATTRIBUTES,
2150                                                 FILE_SHARE_READ|FILE_SHARE_WRITE,
2151                                                 FILE_OPEN,
2152                                                 0,
2153                                                 NULL);
2154
2155                 if (!fsp) {
2156                         DEBUG(3,("_srv_net_file_set_secdesc: Unable to open file %s\n", filename));
2157                         r_u->status = WERR_ACCESS_DENIED;
2158                         goto error_exit;
2159                 }
2160         }
2161
2162         ret = SMB_VFS_SET_NT_ACL(fsp, fsp->fsp_name, q_u->sec_info, q_u->sec_desc);
2163
2164         if (ret == False) {
2165                 DEBUG(3,("_srv_net_file_set_secdesc: Unable to set NT ACL on file %s\n", filename));
2166                 r_u->status = WERR_ACCESS_DENIED;
2167                 goto error_exit;
2168         }
2169
2170         close_file(fsp, True);
2171         unbecome_user();
2172         close_cnum(conn, user.vuid);
2173         return r_u->status;
2174
2175 error_exit:
2176
2177         if(fsp) {
2178                 close_file(fsp, True);
2179         }
2180
2181         if (became_user) {
2182                 unbecome_user();
2183         }
2184
2185         if (conn) {
2186                 close_cnum(conn, user.vuid);
2187         }
2188
2189         return r_u->status;
2190 }
2191
2192 /***********************************************************************************
2193  It may be that we want to limit users to creating shares on certain areas of the UNIX file area.
2194  We could define areas by mapping Windows style disks to points on the UNIX directory hierarchy.
2195  These disks would the disks listed by this function.
2196  Users could then create shares relative to these disks.  Watch out for moving these disks around.
2197  "Nigel Williams" <nigel@veritas.com>.
2198 ***********************************************************************************/
2199
2200 static const char *server_disks[] = {"C:"};
2201
2202 static uint32 get_server_disk_count(void)
2203 {
2204         return sizeof(server_disks)/sizeof(server_disks[0]);
2205 }
2206
2207 static uint32 init_server_disk_enum(uint32 *resume)
2208 {
2209         uint32 server_disk_count = get_server_disk_count();
2210
2211         /*resume can be an offset into the list for now*/
2212
2213         if(*resume & 0x80000000)
2214                 *resume = 0;
2215
2216         if(*resume > server_disk_count)
2217                 *resume = server_disk_count;
2218
2219         return server_disk_count - *resume;
2220 }
2221
2222 static const char *next_server_disk_enum(uint32 *resume)
2223 {
2224         const char *disk;
2225
2226         if(init_server_disk_enum(resume) == 0)
2227                 return NULL;
2228
2229         disk = server_disks[*resume];
2230
2231         (*resume)++;
2232
2233         DEBUG(10, ("next_server_disk_enum: reporting disk %s. resume handle %d.\n", disk, *resume));
2234
2235         return disk;
2236 }
2237
2238 WERROR _srv_net_disk_enum(pipes_struct *p, SRV_Q_NET_DISK_ENUM *q_u, SRV_R_NET_DISK_ENUM *r_u)
2239 {
2240         uint32 i;
2241         const char *disk_name;
2242         TALLOC_CTX *ctx = p->mem_ctx;
2243         uint32 resume=get_enum_hnd(&q_u->enum_hnd);
2244
2245         r_u->status=WERR_OK;
2246
2247         r_u->total_entries = init_server_disk_enum(&resume);
2248
2249         r_u->disk_enum_ctr.unknown = 0;
2250
2251         if(!(r_u->disk_enum_ctr.disk_info =  TALLOC_ARRAY(ctx, DISK_INFO, MAX_SERVER_DISK_ENTRIES))) {
2252                 return WERR_NOMEM;
2253         }
2254
2255         r_u->disk_enum_ctr.disk_info_ptr = r_u->disk_enum_ctr.disk_info ? 1 : 0;
2256
2257         /*allow one DISK_INFO for null terminator*/
2258
2259         for(i = 0; i < MAX_SERVER_DISK_ENTRIES -1 && (disk_name = next_server_disk_enum(&resume)); i++) {
2260
2261                 r_u->disk_enum_ctr.entries_read++;
2262
2263                 /*copy disk name into a unicode string*/
2264
2265                 init_unistr3(&r_u->disk_enum_ctr.disk_info[i].disk_name, disk_name);
2266         }
2267
2268         /* add a terminating null string.  Is this there if there is more data to come? */
2269
2270         r_u->disk_enum_ctr.entries_read++;
2271
2272         init_unistr3(&r_u->disk_enum_ctr.disk_info[i].disk_name, "");
2273
2274         init_enum_hnd(&r_u->enum_hnd, resume);
2275
2276         return r_u->status;
2277 }
2278
2279 WERROR _srv_net_name_validate(pipes_struct *p, SRV_Q_NET_NAME_VALIDATE *q_u, SRV_R_NET_NAME_VALIDATE *r_u)
2280 {
2281         fstring share_name;
2282
2283         switch ( q_u->type ) {
2284         case 0x9:
2285                 /* check if share name is ok.
2286                   TODO: check for invalid characters in name? */
2287
2288                 unistr2_to_ascii(share_name, &q_u->uni_name, sizeof(share_name));
2289                 break;
2290         default:
2291                 return WERR_UNKNOWN_LEVEL;
2292         }
2293
2294         return WERR_OK;
2295 }