source/services/services_db.c

   1 /*
   2  *  Unix SMB/CIFS implementation.
   3  *  Service Control API Implementation
   4  *
   5  *  Copyright (C) Marcin Krzysztof Porwit         2005.
   6  *  Largely Rewritten by:
   7  *  Copyright (C) Gerald (Jerry) Carter           2005.
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 3 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23 #include "includes.h"
  24
  25 struct rcinit_file_information {
  26         char *description;
  27 };
  28
  29 struct service_display_info {
  30         const char *servicename;
  31         const char *daemon;
  32         const char *dispname;
  33         const char *description;
  34 };
  35
  36 struct service_display_info builtin_svcs[] = {
  37   { "Spooler",        "smbd",   "Print Spooler", "Internal service for spooling files to print devices" },
  38   { "NETLOGON",       "smbd",   "Net Logon", "File service providing access to policy and profile data (not remotely manageable)" },
  39   { "RemoteRegistry", "smbd",   "Remote Registry Service", "Internal service providing remote access to "
  40                                 "the Samba registry" },
  41   { "WINS",           "nmbd",   "Windows Internet Name Service (WINS)", "Internal service providing a "
  42                                 "NetBIOS point-to-point name server (not remotely manageable)" },
  43   { NULL, NULL, NULL, NULL }
  44 };
  45
  46 struct service_display_info common_unix_svcs[] = {
  47   { "cups",          NULL, "Common Unix Printing System","Provides unified printing support for all operating systems" },
  48   { "postfix",       NULL, "Internet Mail Service",     "Provides support for sending and receiving electonic mail" },
  49   { "sendmail",      NULL, "Internet Mail Service",     "Provides support for sending and receiving electonic mail" },
  50   { "portmap",       NULL, "TCP Port to RPC PortMapper",NULL },
  51   { "xinetd",        NULL, "Internet Meta-Daemon",      NULL },
  52   { "inet",          NULL, "Internet Meta-Daemon",      NULL },
  53   { "xntpd",         NULL, "Network Time Service",      NULL },
  54   { "ntpd",          NULL, "Network Time Service",      NULL },
  55   { "lpd",           NULL, "BSD Print Spooler",         NULL },
  56   { "nfsserver",     NULL, "Network File Service",      NULL },
  57   { "cron",          NULL, "Scheduling Service",        NULL },
  58   { "at",            NULL, "Scheduling Service",        NULL },
  59   { "nscd",          NULL, "Name Service Cache Daemon", NULL },
  60   { "slapd",         NULL, "LDAP Directory Service",    NULL },
  61   { "ldap",          NULL, "LDAP DIrectory Service",    NULL },
  62   { "ypbind",        NULL, "NIS Directory Service",     NULL },
  63   { "courier-imap",  NULL, "IMAP4 Mail Service",        NULL },
  64   { "courier-pop3",  NULL, "POP3 Mail Service",         NULL },
  65   { "named",         NULL, "Domain Name Service",       NULL },
  66   { "bind",          NULL, "Domain Name Service",       NULL },
  67   { "httpd",         NULL, "HTTP Server",               NULL },
  68   { "apache",        NULL, "HTTP Server",               "Provides s highly scalable and flexible web server "
  69                                                         "capable of implementing various protocols incluing "
  70                                                         "but not limited to HTTP" },
  71   { "autofs",        NULL, "Automounter",               NULL },
  72   { "squid",         NULL, "Web Cache Proxy ",          NULL },
  73   { "perfcountd",    NULL, "Performance Monitoring Daemon", NULL },
  74   { "pgsql",         NULL, "PgSQL Database Server",     "Provides service for SQL database from Postgresql.org" },
  75   { "arpwatch",      NULL, "ARP Tables watcher",        "Provides service for monitoring ARP tables for changes" },
  76   { "dhcpd",         NULL, "DHCP Server",               "Provides service for dynamic host configuration and IP assignment" },
  77   { "nwserv",        NULL, "NetWare Server Emulator",   "Provides service for emulating Novell NetWare 3.12 server" },
  78   { "proftpd",       NULL, "Professional FTP Server",   "Provides high configurable service for FTP connection and "
  79                                                         "file transferring" },
  80   { "ssh2",          NULL, "SSH Secure Shell",          "Provides service for secure connection for remote administration" },
  81   { "sshd",          NULL, "SSH Secure Shell",          "Provides service for secure connection for remote administration" },
  82   { NULL, NULL, NULL, NULL }
  83 };
  84
  85
  86 /********************************************************************
  87 ********************************************************************/
  88
  89 static SEC_DESC* construct_service_sd( TALLOC_CTX *ctx )
  90 {
  91         SEC_ACE ace[4];
  92         SEC_ACCESS mask;
  93         size_t i = 0;
  94         SEC_DESC *sd;
  95         SEC_ACL *acl;
  96         size_t sd_size;
  97
  98         /* basic access for Everyone */
  99
 100         init_sec_access(&mask, SERVICE_READ_ACCESS );
 101         init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 102
 103         init_sec_access(&mask,SERVICE_EXECUTE_ACCESS );
 104         init_sec_ace(&ace[i++], &global_sid_Builtin_Power_Users, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 105
 106         init_sec_access(&mask,SERVICE_ALL_ACCESS );
 107         init_sec_ace(&ace[i++], &global_sid_Builtin_Server_Operators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 108         init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
 109
 110         /* create the security descriptor */
 111
 112         if ( !(acl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
 113                 return NULL;
 114
 115         if ( !(sd = make_sec_desc(ctx, SEC_DESC_REVISION, SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL, acl, &sd_size)) )
 116                 return NULL;
 117
 118         return sd;
 119 }
 120
 121 /********************************************************************
 122  This is where we do the dirty work of filling in things like the
 123  Display name, Description, etc...
 124 ********************************************************************/
 125
 126 static char *get_common_service_dispname( const char *servicename )
 127 {
 128         static fstring dispname;
 129         int i;
 130
 131         for ( i=0; common_unix_svcs[i].servicename; i++ ) {
 132                 if ( strequal( servicename, common_unix_svcs[i].servicename ) ) {
 133                         fstr_sprintf( dispname, "%s (%s)",
 134                                 common_unix_svcs[i].dispname,
 135                                 common_unix_svcs[i].servicename );
 136
 137                         return dispname;
 138                 }
 139         }
 140
 141         fstrcpy( dispname, servicename );
 142
 143         return dispname;
 144 }
 145
 146 /********************************************************************
 147 ********************************************************************/
 148
 149 static char* cleanup_string( const char *string )
 150 {
 151         pstring clean;
 152         char *begin, *end;
 153
 154         pstrcpy( clean, string );
 155         begin = clean;
 156
 157         /* trim any beginning whilespace */
 158
 159         while ( isspace(*begin) )
 160                 begin++;
 161
 162         if ( *begin == '\0' )
 163                 return NULL;
 164
 165         /* trim any trailing whitespace or carriage returns.
 166            Start at the end and move backwards */
 167
 168         end = begin + strlen(begin) - 1;
 169
 170         while ( isspace(*end) || *end=='\n' || *end=='\r' ) {
 171                 *end = '\0';
 172                 end--;
 173         }
 174
 175         return talloc_strdup(talloc_tos(), begin);
 176 }
 177
 178 /********************************************************************
 179 ********************************************************************/
 180
 181 static bool read_init_file( const char *servicename, struct rcinit_file_information **service_info )
 182 {
 183         struct rcinit_file_information *info;
 184         pstring filepath, str;
 185         XFILE *f;
 186         char *p;
 187
 188         if ( !(info = TALLOC_ZERO_P( NULL, struct rcinit_file_information ) ) )
 189                 return False;
 190
 191         /* attempt the file open */
 192
 193         pstr_sprintf( filepath, "%s/%s/%s", dyn_LIBDIR, SVCCTL_SCRIPT_DIR, servicename );
 194         if ( !(f = x_fopen( filepath, O_RDONLY, 0 )) ) {
 195                 DEBUG(0,("read_init_file: failed to open [%s]\n", filepath));
 196                 TALLOC_FREE(info);
 197                 return False;
 198         }
 199
 200         while ( (x_fgets( str, sizeof(str)-1, f )) != NULL ) {
 201                 /* ignore everything that is not a full line
 202                    comment starting with a '#' */
 203
 204                 if ( str[0] != '#' )
 205                         continue;
 206
 207                 /* Look for a line like '^#.*Description:' */
 208
 209                 if ( (p = strstr( str, "Description:" )) != NULL ) {
 210                         char *desc;
 211
 212                         p += strlen( "Description:" ) + 1;
 213                         if ( !p )
 214                                 break;
 215
 216                         if ( (desc = cleanup_string(p)) != NULL )
 217                                 info->description = talloc_strdup( info, desc );
 218                 }
 219         }
 220
 221         x_fclose( f );
 222
 223         if ( !info->description )
 224                 info->description = talloc_strdup( info, "External Unix Service" );
 225
 226         *service_info = info;
 227
 228         return True;
 229 }
 230
 231 /********************************************************************
 232  This is where we do the dirty work of filling in things like the
 233  Display name, Description, etc...
 234 ********************************************************************/
 235
 236 static void fill_service_values( const char *name, REGVAL_CTR *values )
 237 {
 238         UNISTR2 data, dname, ipath, description;
 239         uint32 dword;
 240         pstring pstr;
 241         int i;
 242
 243         /* These values are hardcoded in all QueryServiceConfig() replies.
 244            I'm just storing them here for cosmetic purposes */
 245
 246         dword = SVCCTL_AUTO_START;
 247         regval_ctr_addvalue( values, "Start", REG_DWORD, (char*)&dword, sizeof(uint32));
 248
 249         dword = SVCCTL_WIN32_OWN_PROC;
 250         regval_ctr_addvalue( values, "Type", REG_DWORD, (char*)&dword, sizeof(uint32));
 251
 252         dword = SVCCTL_SVC_ERROR_NORMAL;
 253         regval_ctr_addvalue( values, "ErrorControl", REG_DWORD, (char*)&dword, sizeof(uint32));
 254
 255         /* everything runs as LocalSystem */
 256
 257         init_unistr2( &data, "LocalSystem", UNI_STR_TERMINATE );
 258         regval_ctr_addvalue( values, "ObjectName", REG_SZ, (char*)data.buffer, data.uni_str_len*2);
 259
 260         /* special considerations for internal services and the DisplayName value */
 261
 262         for ( i=0; builtin_svcs[i].servicename; i++ ) {
 263                 if ( strequal( name, builtin_svcs[i].servicename ) ) {
 264                         pstr_sprintf( pstr, "%s/%s/%s",dyn_LIBDIR, SVCCTL_SCRIPT_DIR, builtin_svcs[i].daemon );
 265                         init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
 266                         init_unistr2( &description, builtin_svcs[i].description, UNI_STR_TERMINATE );
 267                         init_unistr2( &dname, builtin_svcs[i].dispname, UNI_STR_TERMINATE );
 268                         break;
 269                 }
 270         }
 271
 272         /* default to an external service if we haven't found a match */
 273
 274         if ( builtin_svcs[i].servicename == NULL ) {
 275                 struct rcinit_file_information *init_info = NULL;
 276
 277                 pstr_sprintf( pstr, "%s/%s/%s",dyn_LIBDIR, SVCCTL_SCRIPT_DIR, name );
 278                 init_unistr2( &ipath, pstr, UNI_STR_TERMINATE );
 279
 280                 /* lookup common unix display names */
 281                 init_unistr2( &dname, get_common_service_dispname( name ), UNI_STR_TERMINATE );
 282
 283                 /* get info from init file itself */
 284                 if ( read_init_file( name, &init_info ) ) {
 285                         init_unistr2( &description, init_info->description, UNI_STR_TERMINATE );
 286                         TALLOC_FREE( init_info );
 287                 }
 288                 else {
 289                         init_unistr2( &description, "External Unix Service", UNI_STR_TERMINATE );
 290                 }
 291         }
 292
 293         /* add the new values */
 294
 295         regval_ctr_addvalue( values, "DisplayName", REG_SZ, (char*)dname.buffer, dname.uni_str_len*2);
 296         regval_ctr_addvalue( values, "ImagePath", REG_SZ, (char*)ipath.buffer, ipath.uni_str_len*2);
 297         regval_ctr_addvalue( values, "Description", REG_SZ, (char*)description.buffer, description.uni_str_len*2);
 298
 299         return;
 300 }
 301
 302 /********************************************************************
 303 ********************************************************************/
 304
 305 static void add_new_svc_name( REGISTRY_KEY *key_parent, REGSUBKEY_CTR *subkeys,
 306                               const char *name )
 307 {
 308         REGISTRY_KEY *key_service, *key_secdesc;
 309         WERROR wresult;
 310         pstring path;
 311         REGVAL_CTR *values;
 312         REGSUBKEY_CTR *svc_subkeys;
 313         SEC_DESC *sd;
 314         DATA_BLOB sd_blob;
 315         NTSTATUS status;
 316
 317         /* add to the list and create the subkey path */
 318
 319         regsubkey_ctr_addkey( subkeys, name );
 320         store_reg_keys( key_parent, subkeys );
 321
 322         /* open the new service key */
 323
 324         pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
 325         wresult = regkey_open_internal( NULL, &key_service, path,
 326                                         get_root_nt_token(), REG_KEY_ALL );
 327         if ( !W_ERROR_IS_OK(wresult) ) {
 328                 DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
 329                         path, dos_errstr(wresult)));
 330                 return;
 331         }
 332
 333         /* add the 'Security' key */
 334
 335         if ( !(svc_subkeys = TALLOC_ZERO_P( key_service, REGSUBKEY_CTR )) ) {
 336                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
 337                 TALLOC_FREE( key_service );
 338                 return;
 339         }
 340
 341         fetch_reg_keys( key_service, svc_subkeys );
 342         regsubkey_ctr_addkey( svc_subkeys, "Security" );
 343         store_reg_keys( key_service, svc_subkeys );
 344
 345         /* now for the service values */
 346
 347         if ( !(values = TALLOC_ZERO_P( key_service, REGVAL_CTR )) ) {
 348                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
 349                 TALLOC_FREE( key_service );
 350                 return;
 351         }
 352
 353         fill_service_values( name, values );
 354         store_reg_values( key_service, values );
 355
 356         /* cleanup the service key*/
 357
 358         TALLOC_FREE( key_service );
 359
 360         /* now add the security descriptor */
 361
 362         pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
 363         wresult = regkey_open_internal( NULL, &key_secdesc, path,
 364                                         get_root_nt_token(), REG_KEY_ALL );
 365         if ( !W_ERROR_IS_OK(wresult) ) {
 366                 DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
 367                         path, dos_errstr(wresult)));
 368                 TALLOC_FREE( key_secdesc );
 369                 return;
 370         }
 371
 372         if ( !(values = TALLOC_ZERO_P( key_secdesc, REGVAL_CTR )) ) {
 373                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
 374                 TALLOC_FREE( key_secdesc );
 375                 return;
 376         }
 377
 378         if ( !(sd = construct_service_sd(key_secdesc)) ) {
 379                 DEBUG(0,("add_new_svc_name: Failed to create default sec_desc!\n"));
 380                 TALLOC_FREE( key_secdesc );
 381                 return;
 382         }
 383
 384         status = marshall_sec_desc(key_secdesc, sd, &sd_blob.data,
 385                                    &sd_blob.length);
 386         if (!NT_STATUS_IS_OK(status)) {
 387                 DEBUG(0, ("marshall_sec_desc failed: %s\n",
 388                           nt_errstr(status)));
 389                 TALLOC_FREE(key_secdesc);
 390                 return;
 391         }
 392
 393         regval_ctr_addvalue(values, "Security", REG_BINARY,
 394                             (const char *)sd_blob.data, sd_blob.length);
 395         store_reg_values( key_secdesc, values );
 396
 397         TALLOC_FREE( key_secdesc );
 398
 399         return;
 400 }
 401
 402 /********************************************************************
 403 ********************************************************************/
 404
 405 void svcctl_init_keys( void )
 406 {
 407         const char **service_list = lp_svcctl_list();
 408         int i;
 409         REGSUBKEY_CTR *subkeys;
 410         REGISTRY_KEY *key = NULL;
 411         WERROR wresult;
 412
 413         /* bad mojo here if the lookup failed.  Should not happen */
 414
 415         wresult = regkey_open_internal( NULL, &key, KEY_SERVICES,
 416                                         get_root_nt_token(), REG_KEY_ALL );
 417
 418         if ( !W_ERROR_IS_OK(wresult) ) {
 419                 DEBUG(0,("svcctl_init_keys: key lookup failed! (%s)\n",
 420                         dos_errstr(wresult)));
 421                 return;
 422         }
 423
 424         /* lookup the available subkeys */
 425
 426         if ( !(subkeys = TALLOC_ZERO_P( key, REGSUBKEY_CTR )) ) {
 427                 DEBUG(0,("svcctl_init_keys: talloc() failed!\n"));
 428                 TALLOC_FREE( key );
 429                 return;
 430         }
 431
 432         fetch_reg_keys( key, subkeys );
 433
 434         /* the builting services exist */
 435
 436         for ( i=0; builtin_svcs[i].servicename; i++ )
 437                 add_new_svc_name( key, subkeys, builtin_svcs[i].servicename );
 438
 439         for ( i=0; service_list && service_list[i]; i++ ) {
 440
 441                 /* only add new services */
 442                 if ( regsubkey_ctr_key_exists( subkeys, service_list[i] ) )
 443                         continue;
 444
 445                 /* Add the new service key and initialize the appropriate values */
 446
 447                 add_new_svc_name( key, subkeys, service_list[i] );
 448         }
 449
 450         TALLOC_FREE( key );
 451
 452         /* initialize the control hooks */
 453
 454         init_service_op_table();
 455
 456         return;
 457 }
 458
 459 /********************************************************************
 460  This is where we do the dirty work of filling in things like the
 461  Display name, Description, etc...Always return a default secdesc
 462  in case of any failure.
 463 ********************************************************************/
 464
 465 SEC_DESC* svcctl_get_secdesc( TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
 466 {
 467         REGISTRY_KEY *key;
 468         REGVAL_CTR *values;
 469         REGISTRY_VALUE *val;
 470         SEC_DESC *ret_sd = NULL;
 471         pstring path;
 472         WERROR wresult;
 473         NTSTATUS status;
 474
 475         /* now add the security descriptor */
 476
 477         pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
 478         wresult = regkey_open_internal( NULL, &key, path, token,
 479                                         REG_KEY_ALL );
 480         if ( !W_ERROR_IS_OK(wresult) ) {
 481                 DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
 482                         path, dos_errstr(wresult)));
 483                 return NULL;
 484         }
 485
 486         if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
 487                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
 488                 TALLOC_FREE( key );
 489                 return NULL;
 490         }
 491
 492         fetch_reg_values( key, values );
 493
 494         TALLOC_FREE(key);
 495
 496         if ( !(val = regval_ctr_getvalue( values, "Security" )) ) {
 497                 DEBUG(6,("svcctl_get_secdesc: constructing default secdesc for service [%s]\n",
 498                         name));
 499                 return construct_service_sd( ctx );
 500         }
 501
 502
 503         /* stream the service security descriptor */
 504
 505         status = unmarshall_sec_desc(ctx, regval_data_p(val),
 506                                      regval_size(val), &ret_sd);
 507
 508         if (!NT_STATUS_IS_OK(status)) {
 509                 return construct_service_sd( ctx );
 510         }
 511
 512         return ret_sd;
 513 }
 514
 515 /********************************************************************
 516  Wrapper to make storing a Service sd easier
 517 ********************************************************************/
 518
 519 bool svcctl_set_secdesc( TALLOC_CTX *ctx, const char *name, SEC_DESC *sec_desc, NT_USER_TOKEN *token )
 520 {
 521         REGISTRY_KEY *key;
 522         WERROR wresult;
 523         pstring path;
 524         REGVAL_CTR *values;
 525         prs_struct ps;
 526         bool ret = False;
 527
 528         /* now add the security descriptor */
 529
 530         pstr_sprintf( path, "%s\\%s\\%s", KEY_SERVICES, name, "Security" );
 531         wresult = regkey_open_internal( NULL, &key, path, token,
 532                                         REG_KEY_ALL );
 533         if ( !W_ERROR_IS_OK(wresult) ) {
 534                 DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
 535                         path, dos_errstr(wresult)));
 536                 return False;
 537         }
 538
 539         if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
 540                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
 541                 TALLOC_FREE( key );
 542                 return False;
 543         }
 544
 545         /* stream the printer security descriptor */
 546
 547         prs_init( &ps, RPC_MAX_PDU_FRAG_LEN, key, MARSHALL);
 548
 549         if ( sec_io_desc("sec_desc", &sec_desc, &ps, 0 ) ) {
 550                 uint32 offset = prs_offset( &ps );
 551                 regval_ctr_addvalue( values, "Security", REG_BINARY, prs_data_p(&ps), offset );
 552                 ret = store_reg_values( key, values );
 553         }
 554
 555         /* cleanup */
 556
 557         prs_mem_free( &ps );
 558         TALLOC_FREE( key);
 559
 560         return ret;
 561 }
 562
 563 /********************************************************************
 564 ********************************************************************/
 565
 566 char* svcctl_lookup_dispname( const char *name, NT_USER_TOKEN *token )
 567 {
 568         static fstring display_name;
 569         REGISTRY_KEY *key;
 570         REGVAL_CTR *values;
 571         REGISTRY_VALUE *val;
 572         pstring path;
 573         WERROR wresult;
 574
 575         /* now add the security descriptor */
 576
 577         pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
 578         wresult = regkey_open_internal( NULL, &key, path, token,
 579                                         REG_KEY_READ );
 580         if ( !W_ERROR_IS_OK(wresult) ) {
 581                 DEBUG(0,("svcctl_lookup_dispname: key lookup failed! [%s] (%s)\n",
 582                         path, dos_errstr(wresult)));
 583                 goto fail;
 584         }
 585
 586         if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
 587                 DEBUG(0,("svcctl_lookup_dispname: talloc() failed!\n"));
 588                 TALLOC_FREE( key );
 589                 goto fail;
 590         }
 591
 592         fetch_reg_values( key, values );
 593
 594         if ( !(val = regval_ctr_getvalue( values, "DisplayName" )) )
 595                 goto fail;
 596
 597         rpcstr_pull( display_name, regval_data_p(val), sizeof(display_name), regval_size(val), 0 );
 598
 599         TALLOC_FREE( key );
 600
 601         return display_name;
 602
 603 fail:
 604         /* default to returning the service name */
 605         TALLOC_FREE( key );
 606         fstrcpy( display_name, name );
 607         return display_name;
 608 }
 609
 610 /********************************************************************
 611 ********************************************************************/
 612
 613 char* svcctl_lookup_description( const char *name, NT_USER_TOKEN *token )
 614 {
 615         static fstring description;
 616         REGISTRY_KEY *key;
 617         REGVAL_CTR *values;
 618         REGISTRY_VALUE *val;
 619         pstring path;
 620         WERROR wresult;
 621
 622         /* now add the security descriptor */
 623
 624         pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
 625         wresult = regkey_open_internal( NULL, &key, path, token,
 626                                         REG_KEY_READ );
 627         if ( !W_ERROR_IS_OK(wresult) ) {
 628                 DEBUG(0,("svcctl_lookup_dispname: key lookup failed! [%s] (%s)\n",
 629                         path, dos_errstr(wresult)));
 630                 return NULL;
 631         }
 632
 633         if ( !(values = TALLOC_ZERO_P( key, REGVAL_CTR )) ) {
 634                 DEBUG(0,("svcctl_lookup_dispname: talloc() failed!\n"));
 635                 TALLOC_FREE( key );
 636                 return NULL;
 637         }
 638
 639         fetch_reg_values( key, values );
 640
 641         if ( !(val = regval_ctr_getvalue( values, "Description" )) )
 642                 fstrcpy( description, "Unix Service");
 643         else
 644                 rpcstr_pull( description, regval_data_p(val), sizeof(description), regval_size(val), 0 );
 645
 646         TALLOC_FREE( key );
 647
 648         return description;
 649 }
 650
 651
 652 /********************************************************************
 653 ********************************************************************/
 654
 655 REGVAL_CTR* svcctl_fetch_regvalues( const char *name, NT_USER_TOKEN *token )
 656 {
 657         REGISTRY_KEY *key;
 658         REGVAL_CTR *values;
 659         pstring path;
 660         WERROR wresult;
 661
 662         /* now add the security descriptor */
 663
 664         pstr_sprintf( path, "%s\\%s", KEY_SERVICES, name );
 665         wresult = regkey_open_internal( NULL, &key, path, token,
 666                                         REG_KEY_READ );
 667         if ( !W_ERROR_IS_OK(wresult) ) {
 668                 DEBUG(0,("svcctl_fetch_regvalues: key lookup failed! [%s] (%s)\n",
 669                         path, dos_errstr(wresult)));
 670                 return NULL;
 671         }
 672
 673         if ( !(values = TALLOC_ZERO_P( NULL, REGVAL_CTR )) ) {
 674                 DEBUG(0,("svcctl_fetch_regvalues: talloc() failed!\n"));
 675                 TALLOC_FREE( key );
 676                 return NULL;
 677         }
 678
 679         fetch_reg_values( key, values );
 680
 681         TALLOC_FREE( key );
 682
 683         return values;
 684 }
 685