source3/rpc_server/srv_reg_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) Gerald Carter                      2002.
   9  *
  10  *  This program is free software; you can redistribute it and/or modify
  11  *  it under the terms of the GNU General Public License as published by
  12  *  the Free Software Foundation; either version 2 of the License, or
  13  *  (at your option) any later version.
  14  *
  15  *  This program is distributed in the hope that it will be useful,
  16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  *  GNU General Public License for more details.
  19  *
  20  *  You should have received a copy of the GNU General Public License
  21  *  along with this program; if not, write to the Free Software
  22  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 /* Implementation of registry functions. */
  26
  27 #include "includes.h"
  28
  29 #undef DBGC_CLASS
  30 #define DBGC_CLASS DBGC_RPC_SRV
  31
  32 #define REGSTR_PRODUCTTYPE              "ProductType"
  33 #define REG_PT_WINNT                    "WinNT"
  34 #define REG_PT_LANMANNT                 "LanmanNT"
  35 #define REG_PT_SERVERNT                 "ServerNT"
  36
  37 #define OUR_HANDLE(hnd) (((hnd)==NULL)?"NULL":(IVAL((hnd)->data5,4)==(uint32)sys_getpid()?"OURS":"OTHER")), \
  38 ((unsigned int)IVAL((hnd)->data5,4)),((unsigned int)sys_getpid())
  39
  40
  41 static REGISTRY_KEY *regkeys_list;
  42
  43
  44 /******************************************************************
  45  free() function for REGISTRY_KEY
  46  *****************************************************************/
  47
  48 static void free_regkey_info(void *ptr)
  49 {
  50         REGISTRY_KEY *info = (REGISTRY_KEY*)ptr;
  51
  52         DLIST_REMOVE(regkeys_list, info);
  53
  54         SAFE_FREE(info);
  55 }
  56
  57 /******************************************************************
  58  Find a registry key handle and return a REGISTRY_KEY
  59  *****************************************************************/
  60
  61 static REGISTRY_KEY *find_regkey_index_by_hnd(pipes_struct *p, POLICY_HND *hnd)
  62 {
  63         REGISTRY_KEY *regkey = NULL;
  64
  65         if(!find_policy_by_hnd(p,hnd,(void **)&regkey)) {
  66                 DEBUG(2,("find_regkey_index_by_hnd: Registry Key not found: "));
  67                 return NULL;
  68         }
  69
  70         return regkey;
  71 }
  72
  73
  74 /*******************************************************************
  75  Function for open a new registry handle and creating a handle
  76  Note that P should be valid & hnd should already have space
  77
  78  When we open a key, we store the full path to the key as
  79  HK[LM|U]\<key>\<key>\...
  80  *******************************************************************/
  81
  82 static NTSTATUS open_registry_key(pipes_struct *p, POLICY_HND *hnd, REGISTRY_KEY *parent,
  83                                 char *subkeyname, uint32 access_granted  )
  84 {
  85         REGISTRY_KEY    *regkey = NULL;
  86         NTSTATUS        result = NT_STATUS_OK;
  87         REGSUBKEY_CTR   subkeys;
  88
  89         DEBUG(7,("open_registry_key: name = [%s][%s]\n",
  90                 parent ? parent->name : "NULL", subkeyname));
  91
  92         if ((regkey=(REGISTRY_KEY*)malloc(sizeof(REGISTRY_KEY))) == NULL)
  93                 return NT_STATUS_NO_MEMORY;
  94
  95         ZERO_STRUCTP( regkey );
  96
  97         /*
  98          * very crazy, but regedit.exe on Win2k will attempt to call
  99          * REG_OPEN_ENTRY with a keyname of "".  We should return a new
 100          * (second) handle here on the key->name.  regedt32.exe does
 101          * not do this stupidity.   --jerry
 102          */
 103
 104         if (!subkeyname || !*subkeyname ) {
 105                 pstrcpy( regkey->name, parent->name );
 106         }
 107         else {
 108                 pstrcpy( regkey->name, "" );
 109                 if ( parent ) {
 110                         pstrcat( regkey->name, parent->name );
 111                         pstrcat( regkey->name, "\\" );
 112                 }
 113                 pstrcat( regkey->name, subkeyname );
 114         }
 115
 116         /* Look up the table of registry I/O operations */
 117
 118         if ( !(regkey->hook = reghook_cache_find( regkey->name )) ) {
 119                 DEBUG(0,("open_registry_key: Failed to assigned a REGISTRY_HOOK to [%s]\n",
 120                         regkey->name ));
 121                 return NT_STATUS_OBJECT_PATH_NOT_FOUND;
 122         }
 123
 124         /* check if the path really exists; failed is indicated by -1 */
 125         /* if the subkey count failed, bail out */
 126
 127         ZERO_STRUCTP( &subkeys );
 128
 129         regsubkey_ctr_init( &subkeys );
 130
 131         if ( fetch_reg_keys( regkey, &subkeys ) == -1 )  {
 132
 133                 /* don't really know what to return here */
 134
 135                 result = NT_STATUS_NO_SUCH_FILE;
 136         }
 137         else {
 138                 /*
 139                  * This would previously return NT_STATUS_TOO_MANY_SECRETS
 140                  * that doesn't sound quite right to me  --jerry
 141                  */
 142
 143                 if ( !create_policy_hnd( p, hnd, free_regkey_info, regkey ) )
 144                         result = NT_STATUS_OBJECT_NAME_NOT_FOUND;
 145         }
 146
 147         /* clean up */
 148
 149         regsubkey_ctr_destroy( &subkeys );
 150
 151         if ( ! NT_STATUS_IS_OK(result) )
 152                 SAFE_FREE( regkey );
 153         else
 154                 DLIST_ADD( regkeys_list, regkey );
 155
 156
 157         DEBUG(7,("open_registry_key: exit\n"));
 158
 159         return result;
 160 }
 161
 162 /*******************************************************************
 163  Function for open a new registry handle and creating a handle
 164  Note that P should be valid & hnd should already have space
 165  *******************************************************************/
 166
 167 static BOOL close_registry_key(pipes_struct *p, POLICY_HND *hnd)
 168 {
 169         REGISTRY_KEY *regkey = find_regkey_index_by_hnd(p, hnd);
 170
 171         if ( !regkey ) {
 172                 DEBUG(2,("close_registry_key: Invalid handle (%s:%u:%u)\n", OUR_HANDLE(hnd)));
 173                 return False;
 174         }
 175
 176         close_policy_hnd(p, hnd);
 177
 178         return True;
 179 }
 180
 181 /********************************************************************
 182  retrieve information about the subkeys
 183  *******************************************************************/
 184
 185 static BOOL get_subkey_information( REGISTRY_KEY *key, uint32 *maxnum, uint32 *maxlen )
 186 {
 187         int             num_subkeys, i;
 188         uint32          max_len;
 189         REGSUBKEY_CTR   subkeys;
 190         uint32          len;
 191
 192         if ( !key )
 193                 return False;
 194
 195         ZERO_STRUCTP( &subkeys );
 196
 197         regsubkey_ctr_init( &subkeys );
 198
 199         if ( fetch_reg_keys( key, &subkeys ) == -1 )
 200                 return False;
 201
 202         /* find the longest string */
 203
 204         max_len = 0;
 205         num_subkeys = regsubkey_ctr_numkeys( &subkeys );
 206
 207         for ( i=0; i<num_subkeys; i++ ) {
 208                 len = strlen( regsubkey_ctr_specific_key(&subkeys, i) );
 209                 max_len = MAX(max_len, len);
 210         }
 211
 212         *maxnum = num_subkeys;
 213         *maxlen = max_len*2;
 214
 215         regsubkey_ctr_destroy( &subkeys );
 216
 217         return True;
 218 }
 219
 220 /********************************************************************
 221  retrieve information about the values.  We don't store values
 222  here.  The registry tdb is intended to be a frontend to oether
 223  Samba tdb's (such as ntdrivers.tdb).
 224  *******************************************************************/
 225
 226 static BOOL get_value_information( REGISTRY_KEY *key, uint32 *maxnum,
 227                                     uint32 *maxlen, uint32 *maxsize )
 228 {
 229         REGVAL_CTR      values;
 230         REGISTRY_VALUE  *val;
 231         uint32          sizemax, lenmax;
 232         int             i, num_values;
 233
 234         if ( !key )
 235                 return False;
 236
 237
 238         ZERO_STRUCTP( &values );
 239
 240         regval_ctr_init( &values );
 241
 242         if ( fetch_reg_values( key, &values ) == -1 )
 243                 return False;
 244
 245         lenmax = sizemax = 0;
 246         num_values = regval_ctr_numvals( &values );
 247
 248         val = regval_ctr_specific_value( &values, 0 );
 249
 250         for ( i=0; i<num_values && val; i++ )
 251         {
 252                 lenmax  = MAX(lenmax,  strlen(val->valuename)+1 );
 253                 sizemax = MAX(sizemax, val->size );
 254
 255                 val = regval_ctr_specific_value( &values, i );
 256         }
 257
 258         *maxnum   = num_values;
 259         *maxlen   = lenmax;
 260         *maxsize  = sizemax;
 261
 262         regval_ctr_destroy( &values );
 263
 264         return True;
 265 }
 266
 267
 268 /********************************************************************
 269  reg_close
 270  ********************************************************************/
 271
 272 NTSTATUS _reg_close(pipes_struct *p, REG_Q_CLOSE *q_u, REG_R_CLOSE *r_u)
 273 {
 274         /* set up the REG unknown_1 response */
 275         ZERO_STRUCT(r_u->pol);
 276
 277         /* close the policy handle */
 278         if (!close_registry_key(p, &q_u->pol))
 279                 return NT_STATUS_OBJECT_NAME_INVALID;
 280
 281         return NT_STATUS_OK;
 282 }
 283
 284 /*******************************************************************
 285  ********************************************************************/
 286
 287 NTSTATUS _reg_open_hklm(pipes_struct *p, REG_Q_OPEN_HKLM *q_u, REG_R_OPEN_HKLM *r_u)
 288 {
 289         return open_registry_key( p, &r_u->pol, NULL, KEY_HKLM, 0x0 );
 290 }
 291
 292 /*******************************************************************
 293  ********************************************************************/
 294
 295 NTSTATUS _reg_open_hkcr(pipes_struct *p, REG_Q_OPEN_HKCR *q_u, REG_R_OPEN_HKCR *r_u)
 296 {
 297         return open_registry_key( p, &r_u->pol, NULL, KEY_HKCR, 0x0 );
 298 }
 299
 300 /*******************************************************************
 301  ********************************************************************/
 302
 303 NTSTATUS _reg_open_hku(pipes_struct *p, REG_Q_OPEN_HKU *q_u, REG_R_OPEN_HKU *r_u)
 304 {
 305         return open_registry_key( p, &r_u->pol, NULL, KEY_HKU, 0x0 );
 306 }
 307
 308 /*******************************************************************
 309  reg_reply_open_entry
 310  ********************************************************************/
 311
 312 NTSTATUS _reg_open_entry(pipes_struct *p, REG_Q_OPEN_ENTRY *q_u, REG_R_OPEN_ENTRY *r_u)
 313 {
 314         POLICY_HND pol;
 315         fstring name;
 316         REGISTRY_KEY *key = find_regkey_index_by_hnd(p, &q_u->pol);
 317         NTSTATUS result;
 318
 319         DEBUG(5,("reg_open_entry: Enter\n"));
 320
 321         if ( !key )
 322                 return NT_STATUS_INVALID_HANDLE;
 323
 324         rpcstr_pull(name,q_u->uni_name.buffer,sizeof(name),q_u->uni_name.uni_str_len*2,0);
 325
 326         DEBUG(5,("reg_open_entry: Enter\n"));
 327
 328         result = open_registry_key( p, &pol, key, name, 0x0 );
 329
 330         init_reg_r_open_entry( r_u, &pol, result );
 331
 332         DEBUG(5,("reg_open_entry: Exit\n"));
 333
 334         return r_u->status;
 335 }
 336
 337 /*******************************************************************
 338  reg_reply_info
 339  ********************************************************************/
 340
 341 NTSTATUS _reg_info(pipes_struct *p, REG_Q_INFO *q_u, REG_R_INFO *r_u)
 342 {
 343         NTSTATUS                status = NT_STATUS_NO_SUCH_FILE;
 344         fstring                 name;
 345         char                    *value_ascii = "";
 346         fstring                 value;
 347         int                     value_length;
 348         REGISTRY_KEY            *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 349         REGISTRY_VALUE          *val = NULL;
 350         REGISTRY_VALUE          emptyval;
 351         REGVAL_CTR              regvals;
 352         int                     i;
 353
 354         DEBUG(5,("_reg_info: Enter\n"));
 355
 356         if ( !regkey )
 357                 return NT_STATUS_INVALID_HANDLE;
 358
 359         DEBUG(7,("_reg_info: policy key name = [%s]\n", regkey->name));
 360
 361         rpcstr_pull(name, q_u->uni_type.buffer, sizeof(name), q_u->uni_type.uni_str_len*2, 0);
 362
 363         DEBUG(5,("reg_info: looking up value: [%s]\n", name));
 364
 365         ZERO_STRUCTP( &regvals );
 366
 367         regval_ctr_init( &regvals );
 368
 369         /* couple of hard coded registry values */
 370
 371         if ( strequal(name, "RefusePasswordChange") ) {
 372                 ZERO_STRUCTP( &emptyval );
 373                 val = &emptyval;
 374
 375                 goto out;
 376         }
 377
 378         if ( strequal(name, REGSTR_PRODUCTTYPE) ) {
 379                 /* This makes the server look like a member server to clients */
 380                 /* which tells clients that we have our own local user and    */
 381                 /* group databases and helps with ACL support.                */
 382
 383                 switch (lp_server_role()) {
 384                         case ROLE_DOMAIN_PDC:
 385                         case ROLE_DOMAIN_BDC:
 386                                 value_ascii = REG_PT_LANMANNT;
 387                                 break;
 388                         case ROLE_STANDALONE:
 389                                 value_ascii = REG_PT_SERVERNT;
 390                                 break;
 391                         case ROLE_DOMAIN_MEMBER:
 392                                 value_ascii = REG_PT_WINNT;
 393                                 break;
 394                 }
 395                 value_length = push_ucs2(value, value, value_ascii,
 396                                          sizeof(value),
 397                                          STR_TERMINATE|STR_NOALIGN);
 398                 regval_ctr_addvalue(&regvals, REGSTR_PRODUCTTYPE, REG_SZ,
 399                                     value, value_length);
 400
 401                 val = dup_registry_value( regval_ctr_specific_value( &regvals, 0 ) );
 402
 403                 status = NT_STATUS_OK;
 404
 405                 goto out;
 406         }
 407
 408         /* else fall back to actually looking up the value */
 409
 410         for ( i=0; fetch_reg_values_specific(regkey, &val, i); i++ )
 411         {
 412                 DEBUG(10,("_reg_info: Testing value [%s]\n", val->valuename));
 413                 if ( StrCaseCmp( val->valuename, name ) == 0 ) {
 414                         DEBUG(10,("_reg_info: Found match for value [%s]\n", name));
 415                         status = NT_STATUS_OK;
 416                         break;
 417                 }
 418
 419                 free_registry_value( val );
 420         }
 421
 422
 423 out:
 424         new_init_reg_r_info(q_u->ptr_buf, r_u, val, status);
 425
 426         regval_ctr_destroy( &regvals );
 427         free_registry_value( val );
 428
 429         DEBUG(5,("_reg_info: Exit\n"));
 430
 431         return status;
 432 }
 433
 434
 435 /*****************************************************************************
 436  Implementation of REG_QUERY_KEY
 437  ****************************************************************************/
 438
 439 NTSTATUS _reg_query_key(pipes_struct *p, REG_Q_QUERY_KEY *q_u, REG_R_QUERY_KEY *r_u)
 440 {
 441         NTSTATUS        status = NT_STATUS_OK;
 442         REGISTRY_KEY    *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 443
 444         DEBUG(5,("_reg_query_key: Enter\n"));
 445
 446         if ( !regkey )
 447                 return NT_STATUS_INVALID_HANDLE;
 448
 449         if ( !get_subkey_information( regkey, &r_u->num_subkeys, &r_u->max_subkeylen ) )
 450                 return NT_STATUS_ACCESS_DENIED;
 451
 452         if ( !get_value_information( regkey, &r_u->num_values, &r_u->max_valnamelen, &r_u->max_valbufsize ) )
 453                 return NT_STATUS_ACCESS_DENIED;
 454
 455
 456         r_u->sec_desc = 0x00000078;     /* size for key's sec_desc */
 457
 458         /* Win9x set this to 0x0 since it does not keep timestamps.
 459            Doing the same here for simplicity   --jerry */
 460
 461         ZERO_STRUCT(r_u->mod_time);
 462
 463         DEBUG(5,("_reg_query_key: Exit\n"));
 464
 465         return status;
 466 }
 467
 468
 469 /*****************************************************************************
 470  Implementation of REG_UNKNOWN_1A
 471  ****************************************************************************/
 472
 473 NTSTATUS _reg_unknown_1a(pipes_struct *p, REG_Q_UNKNOWN_1A *q_u, REG_R_UNKNOWN_1A *r_u)
 474 {
 475         NTSTATUS        status = NT_STATUS_OK;
 476         REGISTRY_KEY    *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 477
 478         DEBUG(5,("_reg_unknown_1a: Enter\n"));
 479
 480         if ( !regkey )
 481                 return NT_STATUS_INVALID_HANDLE;
 482
 483         r_u->unknown = 0x00000005;      /* seems to be consistent...no idea what it means */
 484
 485         DEBUG(5,("_reg_unknown_1a: Exit\n"));
 486
 487         return status;
 488 }
 489
 490
 491 /*****************************************************************************
 492  Implementation of REG_ENUM_KEY
 493  ****************************************************************************/
 494
 495 NTSTATUS _reg_enum_key(pipes_struct *p, REG_Q_ENUM_KEY *q_u, REG_R_ENUM_KEY *r_u)
 496 {
 497         NTSTATUS        status = NT_STATUS_OK;
 498         REGISTRY_KEY    *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 499         char            *subkey = NULL;
 500
 501
 502         DEBUG(5,("_reg_enum_key: Enter\n"));
 503
 504         if ( !regkey )
 505                 return NT_STATUS_INVALID_HANDLE;
 506
 507         DEBUG(8,("_reg_enum_key: enumerating key [%s]\n", regkey->name));
 508
 509         if ( !fetch_reg_keys_specific( regkey, &subkey, q_u->key_index ) )
 510         {
 511                 status = NT_STATUS_NO_MORE_ENTRIES;
 512                 goto done;
 513         }
 514
 515         DEBUG(10,("_reg_enum_key: retrieved subkey named [%s]\n", subkey));
 516
 517         /* subkey has the string name now */
 518
 519         init_reg_r_enum_key( r_u, subkey, q_u->unknown_1, q_u->unknown_2 );
 520
 521         DEBUG(5,("_reg_enum_key: Exit\n"));
 522
 523 done:
 524         SAFE_FREE( subkey );
 525         return status;
 526 }
 527
 528 /*****************************************************************************
 529  Implementation of REG_ENUM_VALUE
 530  ****************************************************************************/
 531
 532 NTSTATUS _reg_enum_value(pipes_struct *p, REG_Q_ENUM_VALUE *q_u, REG_R_ENUM_VALUE *r_u)
 533 {
 534         NTSTATUS        status = NT_STATUS_OK;
 535         REGISTRY_KEY    *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 536         REGISTRY_VALUE  *val;
 537
 538
 539         DEBUG(5,("_reg_enum_value: Enter\n"));
 540
 541         if ( !regkey )
 542                 return NT_STATUS_INVALID_HANDLE;
 543
 544         DEBUG(8,("_reg_enum_key: enumerating values for key [%s]\n", regkey->name));
 545
 546         if ( !fetch_reg_values_specific( regkey, &val, q_u->val_index ) )
 547         {
 548                 status = NT_STATUS_NO_MORE_ENTRIES;
 549                 goto done;
 550         }
 551
 552         DEBUG(10,("_reg_enum_value: retrieved value named  [%s]\n", val->valuename));
 553
 554         /* subkey has the string name now */
 555
 556         init_reg_r_enum_val( r_u, val );
 557
 558
 559         DEBUG(5,("_reg_enum_value: Exit\n"));
 560
 561 done:
 562         free_registry_value( val );
 563
 564         return status;
 565 }
 566
 567
 568 /*******************************************************************
 569  reg_shutdwon
 570  ********************************************************************/
 571
 572 #define SHUTDOWN_R_STRING "-r"
 573 #define SHUTDOWN_F_STRING "-f"
 574
 575
 576 NTSTATUS _reg_shutdown(pipes_struct *p, REG_Q_SHUTDOWN *q_u, REG_R_SHUTDOWN *r_u)
 577 {
 578         NTSTATUS status = NT_STATUS_OK;
 579         pstring shutdown_script;
 580         UNISTR2 unimsg = q_u->uni_msg;
 581         pstring message;
 582         pstring chkmsg;
 583         fstring timeout;
 584         fstring r;
 585         fstring f;
 586
 587         /* message */
 588         rpcstr_pull (message, unimsg.buffer, sizeof(message), unimsg.uni_str_len*2,0);
 589                 /* security check */
 590         alpha_strcpy (chkmsg, message, NULL, sizeof(message));
 591         /* timeout */
 592         snprintf(timeout, sizeof(timeout), "%d", q_u->timeout);
 593         /* reboot */
 594         snprintf(r, sizeof(r), (q_u->flags & REG_REBOOT_ON_SHUTDOWN)?SHUTDOWN_R_STRING:"");
 595         /* force */
 596         snprintf(f, sizeof(f), (q_u->flags & REG_FORCE_SHUTDOWN)?SHUTDOWN_F_STRING:"");
 597
 598         pstrcpy(shutdown_script, lp_shutdown_script());
 599
 600         if(*shutdown_script) {
 601                 int shutdown_ret;
 602                 all_string_sub(shutdown_script, "%m", chkmsg, sizeof(shutdown_script));
 603                 all_string_sub(shutdown_script, "%t", timeout, sizeof(shutdown_script));
 604                 all_string_sub(shutdown_script, "%r", r, sizeof(shutdown_script));
 605                 all_string_sub(shutdown_script, "%f", f, sizeof(shutdown_script));
 606                 shutdown_ret = smbrun(shutdown_script,NULL);
 607                 DEBUG(3,("_reg_shutdown: Running the command `%s' gave %d\n",shutdown_script,shutdown_ret));
 608         }
 609
 610         return status;
 611 }
 612
 613 /*******************************************************************
 614  reg_abort_shutdwon
 615  ********************************************************************/
 616
 617 NTSTATUS _reg_abort_shutdown(pipes_struct *p, REG_Q_ABORT_SHUTDOWN *q_u, REG_R_ABORT_SHUTDOWN *r_u)
 618 {
 619         NTSTATUS status = NT_STATUS_OK;
 620         pstring abort_shutdown_script;
 621
 622         pstrcpy(abort_shutdown_script, lp_abort_shutdown_script());
 623
 624         if(*abort_shutdown_script) {
 625                 int abort_shutdown_ret;
 626                 abort_shutdown_ret = smbrun(abort_shutdown_script,NULL);
 627                 DEBUG(3,("_reg_abort_shutdown: Running the command `%s' gave %d\n",abort_shutdown_script,abort_shutdown_ret));
 628         }
 629
 630         return status;
 631 }
 632
 633 /*******************************************************************
 634  REG_SAVE_KEY (0x14)
 635  ********************************************************************/
 636
 637 NTSTATUS _reg_save_key(pipes_struct *p, REG_Q_SAVE_KEY  *q_u, REG_R_SAVE_KEY *r_u)
 638 {
 639         REGISTRY_KEY    *regkey = find_regkey_index_by_hnd( p, &q_u->pol );
 640
 641         DEBUG(5,("_reg_save_key: Enter\n"));
 642
 643         /*
 644          * basically this is a no op function which just gverifies
 645          * that the client gave us a valid registry key handle
 646          */
 647
 648         if ( !regkey )
 649                 return NT_STATUS_INVALID_HANDLE;
 650
 651         DEBUG(8,("_reg_save_key: berifying backup of key [%s]\n", regkey->name));
 652
 653
 654         return NT_STATUS_OK;
 655 }
 656
 657