s3-registry: use pull_reg_sz() where appropriate.
[ira/wip.git] / source3 / 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         size_t i = 0;
93         SEC_DESC *sd = NULL;
94         SEC_ACL *theacl = NULL;
95         size_t sd_size;
96
97         /* basic access for Everyone */
98
99         init_sec_ace(&ace[i++], &global_sid_World,
100                 SEC_ACE_TYPE_ACCESS_ALLOWED, SERVICE_READ_ACCESS, 0);
101
102         init_sec_ace(&ace[i++], &global_sid_Builtin_Power_Users,
103                         SEC_ACE_TYPE_ACCESS_ALLOWED, SERVICE_EXECUTE_ACCESS, 0);
104
105         init_sec_ace(&ace[i++], &global_sid_Builtin_Server_Operators,
106                 SEC_ACE_TYPE_ACCESS_ALLOWED, SERVICE_ALL_ACCESS, 0);
107         init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators,
108                 SEC_ACE_TYPE_ACCESS_ALLOWED, SERVICE_ALL_ACCESS, 0);
109
110         /* create the security descriptor */
111
112         if ( !(theacl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
113                 return NULL;
114
115         if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
116                                   SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
117                                   theacl, &sd_size)) )
118                 return NULL;
119
120         return sd;
121 }
122
123 /********************************************************************
124  This is where we do the dirty work of filling in things like the
125  Display name, Description, etc...
126 ********************************************************************/
127
128 static char *get_common_service_dispname( const char *servicename )
129 {
130         int i;
131
132         for ( i=0; common_unix_svcs[i].servicename; i++ ) {
133                 if (strequal(servicename, common_unix_svcs[i].servicename)) {
134                         char *dispname;
135                         if (asprintf(&dispname,
136                                 "%s (%s)",
137                                 common_unix_svcs[i].dispname,
138                                 common_unix_svcs[i].servicename) < 0) {
139                                 return NULL;
140                         }
141                         return dispname;
142                 }
143         }
144
145         return SMB_STRDUP(servicename );
146 }
147
148 /********************************************************************
149 ********************************************************************/
150
151 static char *cleanup_string( const char *string )
152 {
153         char *clean = NULL;
154         char *begin, *end;
155         TALLOC_CTX *ctx = talloc_tos();
156
157         clean = talloc_strdup(ctx, string);
158         if (!clean) {
159                 return NULL;
160         }
161         begin = clean;
162
163         /* trim any beginning whilespace */
164
165         while (isspace(*begin)) {
166                 begin++;
167         }
168
169         if (*begin == '\0') {
170                 return NULL;
171         }
172
173         /* trim any trailing whitespace or carriage returns.
174            Start at the end and move backwards */
175
176         end = begin + strlen(begin) - 1;
177
178         while ( isspace(*end) || *end=='\n' || *end=='\r' ) {
179                 *end = '\0';
180                 end--;
181         }
182
183         return begin;
184 }
185
186 /********************************************************************
187 ********************************************************************/
188
189 static bool read_init_file( const char *servicename, struct rcinit_file_information **service_info )
190 {
191         struct rcinit_file_information *info = NULL;
192         char *filepath = NULL;
193         char str[1024];
194         XFILE *f = NULL;
195         char *p = NULL;
196
197         if ( !(info = TALLOC_ZERO_P( NULL, struct rcinit_file_information ) ) )
198                 return False;
199
200         /* attempt the file open */
201
202         filepath = talloc_asprintf(info, "%s/%s/%s", get_dyn_MODULESDIR(),
203                                 SVCCTL_SCRIPT_DIR, servicename);
204         if (!filepath) {
205                 TALLOC_FREE(info);
206                 return false;
207         }
208         if (!(f = x_fopen( filepath, O_RDONLY, 0 ))) {
209                 DEBUG(0,("read_init_file: failed to open [%s]\n", filepath));
210                 TALLOC_FREE(info);
211                 return false;
212         }
213
214         while ( (x_fgets( str, sizeof(str)-1, f )) != NULL ) {
215                 /* ignore everything that is not a full line
216                    comment starting with a '#' */
217
218                 if ( str[0] != '#' )
219                         continue;
220
221                 /* Look for a line like '^#.*Description:' */
222
223                 if ( (p = strstr( str, "Description:" )) != NULL ) {
224                         char *desc;
225
226                         p += strlen( "Description:" ) + 1;
227                         if ( !p )
228                                 break;
229
230                         if ( (desc = cleanup_string(p)) != NULL )
231                                 info->description = talloc_strdup( info, desc );
232                 }
233         }
234
235         x_fclose( f );
236
237         if ( !info->description )
238                 info->description = talloc_strdup( info, "External Unix Service" );
239
240         *service_info = info;
241         TALLOC_FREE(filepath);
242
243         return True;
244 }
245
246 /********************************************************************
247  This is where we do the dirty work of filling in things like the
248  Display name, Description, etc...
249 ********************************************************************/
250
251 static void fill_service_values(const char *name, struct regval_ctr *values)
252 {
253         char *dname, *ipath, *description;
254         uint32 dword;
255         int i;
256
257         /* These values are hardcoded in all QueryServiceConfig() replies.
258            I'm just storing them here for cosmetic purposes */
259
260         dword = SVCCTL_AUTO_START;
261         regval_ctr_addvalue( values, "Start", REG_DWORD, (char*)&dword, sizeof(uint32));
262
263         dword = SERVICE_TYPE_WIN32_OWN_PROCESS;
264         regval_ctr_addvalue( values, "Type", REG_DWORD, (char*)&dword, sizeof(uint32));
265
266         dword = SVCCTL_SVC_ERROR_NORMAL;
267         regval_ctr_addvalue( values, "ErrorControl", REG_DWORD, (char*)&dword, sizeof(uint32));
268
269         /* everything runs as LocalSystem */
270
271         regval_ctr_addvalue_sz(values, "ObjectName", "LocalSystem");
272
273         /* special considerations for internal services and the DisplayName value */
274
275         for ( i=0; builtin_svcs[i].servicename; i++ ) {
276                 if ( strequal( name, builtin_svcs[i].servicename ) ) {
277                         ipath = talloc_asprintf(talloc_tos(), "%s/%s/%s",
278                                         get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR,
279                                         builtin_svcs[i].daemon);
280                         description = talloc_strdup(talloc_tos(), builtin_svcs[i].description);
281                         dname = talloc_strdup(talloc_tos(), builtin_svcs[i].dispname);
282                         break;
283                 }
284         }
285
286         /* default to an external service if we haven't found a match */
287
288         if ( builtin_svcs[i].servicename == NULL ) {
289                 char *dispname = NULL;
290                 struct rcinit_file_information *init_info = NULL;
291
292                 ipath = talloc_asprintf(talloc_tos(), "%s/%s/%s",
293                                         get_dyn_MODULESDIR(), SVCCTL_SCRIPT_DIR,
294                                         name);
295
296                 /* lookup common unix display names */
297                 dispname = get_common_service_dispname(name);
298                 dname = talloc_strdup(talloc_tos(), dispname ? dispname : "");
299                 SAFE_FREE(dispname);
300
301                 /* get info from init file itself */
302                 if ( read_init_file( name, &init_info ) ) {
303                         description = talloc_strdup(talloc_tos(), init_info->description);
304                         TALLOC_FREE( init_info );
305                 }
306                 else {
307                         description = talloc_strdup(talloc_tos(), "External Unix Service");
308                 }
309         }
310
311         /* add the new values */
312
313         regval_ctr_addvalue_sz(values, "DisplayName", dname);
314         regval_ctr_addvalue_sz(values, "ImagePath", ipath);
315         regval_ctr_addvalue_sz(values, "Description", description);
316
317         TALLOC_FREE(dname);
318         TALLOC_FREE(ipath);
319         TALLOC_FREE(description);
320
321         return;
322 }
323
324 /********************************************************************
325 ********************************************************************/
326
327 static void add_new_svc_name(struct registry_key_handle *key_parent,
328                              struct regsubkey_ctr *subkeys,
329                              const char *name )
330 {
331         struct registry_key_handle *key_service = NULL, *key_secdesc = NULL;
332         WERROR wresult;
333         char *path = NULL;
334         struct regval_ctr *values = NULL;
335         struct regsubkey_ctr *svc_subkeys = NULL;
336         SEC_DESC *sd = NULL;
337         DATA_BLOB sd_blob;
338         NTSTATUS status;
339
340         /* add to the list and create the subkey path */
341
342         regsubkey_ctr_addkey( subkeys, name );
343         store_reg_keys( key_parent, subkeys );
344
345         /* open the new service key */
346
347         if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
348                 return;
349         }
350         wresult = regkey_open_internal( NULL, &key_service, path,
351                                         get_root_nt_token(), REG_KEY_ALL );
352         if ( !W_ERROR_IS_OK(wresult) ) {
353                 DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
354                         path, win_errstr(wresult)));
355                 SAFE_FREE(path);
356                 return;
357         }
358         SAFE_FREE(path);
359
360         /* add the 'Security' key */
361
362         wresult = regsubkey_ctr_init(key_service, &svc_subkeys);
363         if (!W_ERROR_IS_OK(wresult)) {
364                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
365                 TALLOC_FREE( key_service );
366                 return;
367         }
368
369         fetch_reg_keys( key_service, svc_subkeys );
370         regsubkey_ctr_addkey( svc_subkeys, "Security" );
371         store_reg_keys( key_service, svc_subkeys );
372
373         /* now for the service values */
374
375         if ( !(values = TALLOC_ZERO_P( key_service, struct regval_ctr )) ) {
376                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
377                 TALLOC_FREE( key_service );
378                 return;
379         }
380
381         fill_service_values( name, values );
382         store_reg_values( key_service, values );
383
384         /* cleanup the service key*/
385
386         TALLOC_FREE( key_service );
387
388         /* now add the security descriptor */
389
390         if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
391                 return;
392         }
393         wresult = regkey_open_internal( NULL, &key_secdesc, path,
394                                         get_root_nt_token(), REG_KEY_ALL );
395         if ( !W_ERROR_IS_OK(wresult) ) {
396                 DEBUG(0,("add_new_svc_name: key lookup failed! [%s] (%s)\n",
397                         path, win_errstr(wresult)));
398                 TALLOC_FREE( key_secdesc );
399                 SAFE_FREE(path);
400                 return;
401         }
402         SAFE_FREE(path);
403
404         if ( !(values = TALLOC_ZERO_P( key_secdesc, struct regval_ctr )) ) {
405                 DEBUG(0,("add_new_svc_name: talloc() failed!\n"));
406                 TALLOC_FREE( key_secdesc );
407                 return;
408         }
409
410         if ( !(sd = construct_service_sd(key_secdesc)) ) {
411                 DEBUG(0,("add_new_svc_name: Failed to create default sec_desc!\n"));
412                 TALLOC_FREE( key_secdesc );
413                 return;
414         }
415
416         status = marshall_sec_desc(key_secdesc, sd, &sd_blob.data,
417                                    &sd_blob.length);
418         if (!NT_STATUS_IS_OK(status)) {
419                 DEBUG(0, ("marshall_sec_desc failed: %s\n",
420                           nt_errstr(status)));
421                 TALLOC_FREE(key_secdesc);
422                 return;
423         }
424
425         regval_ctr_addvalue(values, "Security", REG_BINARY,
426                             (const char *)sd_blob.data, sd_blob.length);
427         store_reg_values( key_secdesc, values );
428
429         TALLOC_FREE( key_secdesc );
430
431         return;
432 }
433
434 /********************************************************************
435 ********************************************************************/
436
437 void svcctl_init_keys( void )
438 {
439         const char **service_list = lp_svcctl_list();
440         int i;
441         struct regsubkey_ctr *subkeys = NULL;
442         struct registry_key_handle *key = NULL;
443         WERROR wresult;
444
445         /* bad mojo here if the lookup failed.  Should not happen */
446
447         wresult = regkey_open_internal( NULL, &key, KEY_SERVICES,
448                                         get_root_nt_token(), REG_KEY_ALL );
449
450         if ( !W_ERROR_IS_OK(wresult) ) {
451                 DEBUG(0,("svcctl_init_keys: key lookup failed! (%s)\n",
452                         win_errstr(wresult)));
453                 return;
454         }
455
456         /* lookup the available subkeys */
457
458         wresult = regsubkey_ctr_init(key, &subkeys);
459         if (!W_ERROR_IS_OK(wresult)) {
460                 DEBUG(0,("svcctl_init_keys: talloc() failed!\n"));
461                 TALLOC_FREE( key );
462                 return;
463         }
464
465         fetch_reg_keys( key, subkeys );
466
467         /* the builtin services exist */
468
469         for ( i=0; builtin_svcs[i].servicename; i++ )
470                 add_new_svc_name( key, subkeys, builtin_svcs[i].servicename );
471
472         for ( i=0; service_list && service_list[i]; i++ ) {
473
474                 /* only add new services */
475                 if ( regsubkey_ctr_key_exists( subkeys, service_list[i] ) )
476                         continue;
477
478                 /* Add the new service key and initialize the appropriate values */
479
480                 add_new_svc_name( key, subkeys, service_list[i] );
481         }
482
483         TALLOC_FREE( key );
484
485         /* initialize the control hooks */
486
487         init_service_op_table();
488
489         return;
490 }
491
492 /********************************************************************
493  This is where we do the dirty work of filling in things like the
494  Display name, Description, etc...Always return a default secdesc
495  in case of any failure.
496 ********************************************************************/
497
498 SEC_DESC *svcctl_get_secdesc( TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
499 {
500         struct registry_key_handle *key = NULL;
501         struct regval_ctr *values = NULL;
502         struct regval_blob *val = NULL;
503         SEC_DESC *ret_sd = NULL;
504         char *path= NULL;
505         WERROR wresult;
506         NTSTATUS status;
507
508         /* now add the security descriptor */
509
510         if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
511                 return NULL;
512         }
513         wresult = regkey_open_internal( NULL, &key, path, token,
514                                         REG_KEY_ALL );
515         if ( !W_ERROR_IS_OK(wresult) ) {
516                 DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
517                         path, win_errstr(wresult)));
518                 goto done;
519         }
520
521         if ( !(values = TALLOC_ZERO_P( key, struct regval_ctr )) ) {
522                 DEBUG(0,("svcctl_get_secdesc: talloc() failed!\n"));
523                 goto done;
524         }
525
526         if (fetch_reg_values( key, values ) == -1) {
527                 DEBUG(0, ("Error getting registry values\n"));
528                 goto done;
529         }
530
531         if ( !(val = regval_ctr_getvalue( values, "Security" )) ) {
532                 goto fallback_to_default_sd;
533         }
534
535         /* stream the service security descriptor */
536
537         status = unmarshall_sec_desc(ctx, regval_data_p(val),
538                                      regval_size(val), &ret_sd);
539
540         if (NT_STATUS_IS_OK(status)) {
541                 goto done;
542         }
543
544 fallback_to_default_sd:
545         DEBUG(6, ("svcctl_get_secdesc: constructing default secdesc for "
546                   "service [%s]\n", name));
547         ret_sd = construct_service_sd(ctx);
548
549 done:
550         SAFE_FREE(path);
551         TALLOC_FREE(key);
552         return ret_sd;
553 }
554
555 /********************************************************************
556  Wrapper to make storing a Service sd easier
557 ********************************************************************/
558
559 bool svcctl_set_secdesc( TALLOC_CTX *ctx, const char *name, SEC_DESC *sec_desc, NT_USER_TOKEN *token )
560 {
561         struct registry_key_handle *key = NULL;
562         WERROR wresult;
563         char *path = NULL;
564         struct regval_ctr *values = NULL;
565         DATA_BLOB blob;
566         NTSTATUS status;
567         bool ret = False;
568
569         /* now add the security descriptor */
570
571         if (asprintf(&path, "%s\\%s\\%s", KEY_SERVICES, name, "Security") < 0) {
572                 return false;
573         }
574         wresult = regkey_open_internal( NULL, &key, path, token,
575                                         REG_KEY_ALL );
576         if ( !W_ERROR_IS_OK(wresult) ) {
577                 DEBUG(0,("svcctl_get_secdesc: key lookup failed! [%s] (%s)\n",
578                         path, win_errstr(wresult)));
579                 SAFE_FREE(path);
580                 return False;
581         }
582         SAFE_FREE(path);
583
584         if ( !(values = TALLOC_ZERO_P( key, struct regval_ctr )) ) {
585                 DEBUG(0,("svcctl_set_secdesc: talloc() failed!\n"));
586                 TALLOC_FREE( key );
587                 return False;
588         }
589
590         /* stream the printer security descriptor */
591
592         status = marshall_sec_desc(ctx, sec_desc, &blob.data, &blob.length);
593         if (!NT_STATUS_IS_OK(status)) {
594                 DEBUG(0,("svcctl_set_secdesc: ndr_push_struct_blob() failed!\n"));
595                 TALLOC_FREE( key );
596                 return False;
597         }
598
599         regval_ctr_addvalue( values, "Security", REG_BINARY, (const char *)blob.data, blob.length);
600         ret = store_reg_values( key, values );
601
602         /* cleanup */
603
604         TALLOC_FREE( key);
605
606         return ret;
607 }
608
609 /********************************************************************
610 ********************************************************************/
611
612 const char *svcctl_lookup_dispname(TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
613 {
614         const char *display_name = NULL;
615         struct registry_key_handle *key = NULL;
616         struct regval_ctr *values = NULL;
617         struct regval_blob *val = NULL;
618         char *path = NULL;
619         WERROR wresult;
620         DATA_BLOB blob;
621
622         /* now add the security descriptor */
623
624         if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
625                 return NULL;
626         }
627         wresult = regkey_open_internal( NULL, &key, path, token,
628                                         REG_KEY_READ );
629         if ( !W_ERROR_IS_OK(wresult) ) {
630                 DEBUG(0,("svcctl_lookup_dispname: key lookup failed! [%s] (%s)\n", 
631                         path, win_errstr(wresult)));
632                 SAFE_FREE(path);
633                 goto fail;
634         }
635         SAFE_FREE(path);
636
637         if ( !(values = TALLOC_ZERO_P( key, struct regval_ctr )) ) {
638                 DEBUG(0,("svcctl_lookup_dispname: talloc() failed!\n"));
639                 TALLOC_FREE( key );
640                 goto fail;
641         }
642
643         fetch_reg_values( key, values );
644
645         if ( !(val = regval_ctr_getvalue( values, "DisplayName" )) )
646                 goto fail;
647
648         blob = data_blob_const(regval_data_p(val), regval_size(val));
649         pull_reg_sz(ctx, &blob, &display_name);
650
651         TALLOC_FREE( key );
652
653         return display_name;
654
655 fail:
656         /* default to returning the service name */
657         TALLOC_FREE( key );
658         return talloc_strdup(ctx, name);
659 }
660
661 /********************************************************************
662 ********************************************************************/
663
664 const char *svcctl_lookup_description(TALLOC_CTX *ctx, const char *name, NT_USER_TOKEN *token )
665 {
666         const char *description = NULL;
667         struct registry_key_handle *key = NULL;
668         struct regval_ctr *values = NULL;
669         struct regval_blob *val = NULL;
670         char *path = NULL;
671         WERROR wresult;
672         DATA_BLOB blob;
673
674         /* now add the security descriptor */
675
676         if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
677                 return NULL;
678         }
679         wresult = regkey_open_internal( NULL, &key, path, token,
680                                         REG_KEY_READ );
681         if ( !W_ERROR_IS_OK(wresult) ) {
682                 DEBUG(0,("svcctl_lookup_description: key lookup failed! [%s] (%s)\n", 
683                         path, win_errstr(wresult)));
684                 SAFE_FREE(path);
685                 return NULL;
686         }
687         SAFE_FREE(path);
688
689         if ( !(values = TALLOC_ZERO_P( key, struct regval_ctr )) ) {
690                 DEBUG(0,("svcctl_lookup_description: talloc() failed!\n"));
691                 TALLOC_FREE( key );
692                 return NULL;
693         }
694
695         fetch_reg_values( key, values );
696
697         if ( !(val = regval_ctr_getvalue( values, "Description" )) ) {
698                 TALLOC_FREE( key );
699                 return "Unix Service";
700         }
701
702         blob = data_blob_const(regval_data_p(val), regval_size(val));
703         pull_reg_sz(ctx, &blob, &description);
704
705         TALLOC_FREE(key);
706
707         return description;
708 }
709
710
711 /********************************************************************
712 ********************************************************************/
713
714 struct regval_ctr *svcctl_fetch_regvalues(const char *name, NT_USER_TOKEN *token)
715 {
716         struct registry_key_handle *key = NULL;
717         struct regval_ctr *values = NULL;
718         char *path = NULL;
719         WERROR wresult;
720
721         /* now add the security descriptor */
722
723         if (asprintf(&path, "%s\\%s", KEY_SERVICES, name) < 0) {
724                 return NULL;
725         }
726         wresult = regkey_open_internal( NULL, &key, path, token,
727                                         REG_KEY_READ );
728         if ( !W_ERROR_IS_OK(wresult) ) {
729                 DEBUG(0,("svcctl_fetch_regvalues: key lookup failed! [%s] (%s)\n",
730                         path, win_errstr(wresult)));
731                 SAFE_FREE(path);
732                 return NULL;
733         }
734         SAFE_FREE(path);
735
736         if ( !(values = TALLOC_ZERO_P( NULL, struct regval_ctr )) ) {
737                 DEBUG(0,("svcctl_fetch_regvalues: talloc() failed!\n"));
738                 TALLOC_FREE( key );
739                 return NULL;
740         }
741         fetch_reg_values( key, values );
742
743         TALLOC_FREE( key );
744         return values;
745 }