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IDL: fix IDL for netr_ServerPasswordSet2().
[Samba.git] / source / rpc_server / srv_svcctl_nt.c
blob446fa4b16f58a325f9fddbf5d1f783e524ee9416
1 /*
2 * Unix SMB/CIFS implementation.
3 * RPC Pipe client / server routines
4 *
5 * Copyright (C) Marcin Krzysztof Porwit 2005.
6 *
7 * Largely Rewritten (Again) by:
8 * Copyright (C) Gerald (Jerry) Carter 2005.
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 3 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, see <http://www.gnu.org/licenses/>.
22 */
23
24 #include "includes.h"
25
26 #undef DBGC_CLASS
27 #define DBGC_CLASS DBGC_RPC_SRV
28
29 struct service_control_op {
30 const char *name;
31 SERVICE_CONTROL_OPS *ops;
32 };
33
34 #define SVCCTL_NUM_INTERNAL_SERVICES 4
35
36 /* handle external services */
37 extern SERVICE_CONTROL_OPS rcinit_svc_ops;
38
39 /* builtin services (see service_db.c and services/svc_*.c */
40 extern SERVICE_CONTROL_OPS spoolss_svc_ops;
41 extern SERVICE_CONTROL_OPS netlogon_svc_ops;
42 extern SERVICE_CONTROL_OPS winreg_svc_ops;
43 extern SERVICE_CONTROL_OPS wins_svc_ops;
44
45 /* make sure this number patches the number of builtin
46 SERVICE_CONTROL_OPS structure listed above */
47
48 #define SVCCTL_NUM_INTERNAL_SERVICES 4
49
50 struct service_control_op *svcctl_ops;
51
52 static const struct generic_mapping scm_generic_map =
53 { SC_MANAGER_READ_ACCESS, SC_MANAGER_WRITE_ACCESS, SC_MANAGER_EXECUTE_ACCESS, SC_MANAGER_ALL_ACCESS };
54 static const struct generic_mapping svc_generic_map =
55 { SERVICE_READ_ACCESS, SERVICE_WRITE_ACCESS, SERVICE_EXECUTE_ACCESS, SERVICE_ALL_ACCESS };
56
57
58 /********************************************************************
59 ********************************************************************/
60
61 bool init_service_op_table( void )
62 {
63 const char **service_list = lp_svcctl_list();
64 int num_services = SVCCTL_NUM_INTERNAL_SERVICES + str_list_count( service_list );
65 int i;
66
67 if ( !(svcctl_ops = TALLOC_ARRAY( NULL, struct service_control_op, num_services+1)) ) {
68 DEBUG(0,("init_service_op_table: talloc() failed!\n"));
69 return False;
70 }
71
72 /* services listed in smb.conf get the rc.init interface */
73
74 for ( i=0; service_list && service_list[i]; i++ ) {
75 svcctl_ops[i].name = talloc_strdup( svcctl_ops, service_list[i] );
76 svcctl_ops[i].ops = &rcinit_svc_ops;
77 }
78
79 /* add builtin services */
80
81 svcctl_ops[i].name = talloc_strdup( svcctl_ops, "Spooler" );
82 svcctl_ops[i].ops = &spoolss_svc_ops;
83 i++;
84
85 svcctl_ops[i].name = talloc_strdup( svcctl_ops, "NETLOGON" );
86 svcctl_ops[i].ops = &netlogon_svc_ops;
87 i++;
88
89 svcctl_ops[i].name = talloc_strdup( svcctl_ops, "RemoteRegistry" );
90 svcctl_ops[i].ops = &winreg_svc_ops;
91 i++;
92
93 svcctl_ops[i].name = talloc_strdup( svcctl_ops, "WINS" );
94 svcctl_ops[i].ops = &wins_svc_ops;
95 i++;
96
97 /* NULL terminate the array */
98
99 svcctl_ops[i].name = NULL;
100 svcctl_ops[i].ops = NULL;
101
102 return True;
103 }
104
105 /********************************************************************
106 ********************************************************************/
107
108 static struct service_control_op* find_service_by_name( const char *name )
109 {
110 int i;
111
112 for ( i=0; svcctl_ops[i].name; i++ ) {
113 if ( strequal( name, svcctl_ops[i].name ) )
114 return &svcctl_ops[i];
115 }
116
117 return NULL;
118 }
119 /********************************************************************
120 ********************************************************************/
121
122 static NTSTATUS svcctl_access_check( SEC_DESC *sec_desc, NT_USER_TOKEN *token,
123 uint32 access_desired, uint32 *access_granted )
124 {
125 NTSTATUS result;
126
127 if ( geteuid() == sec_initial_uid() ) {
128 DEBUG(5,("svcctl_access_check: using root's token\n"));
129 token = get_root_nt_token();
130 }
131
132 se_access_check( sec_desc, token, access_desired, access_granted, &result );
133
134 return result;
135 }
136
137 /********************************************************************
138 ********************************************************************/
139
140 static SEC_DESC* construct_scm_sd( TALLOC_CTX *ctx )
141 {
142 SEC_ACE ace[2];
143 SEC_ACCESS mask;
144 size_t i = 0;
145 SEC_DESC *sd;
146 SEC_ACL *acl;
147 size_t sd_size;
148
149 /* basic access for Everyone */
150
151 init_sec_access(&mask, SC_MANAGER_READ_ACCESS );
152 init_sec_ace(&ace[i++], &global_sid_World, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
153
154 /* Full Access 'BUILTIN\Administrators' */
155
156 init_sec_access(&mask,SC_MANAGER_ALL_ACCESS );
157 init_sec_ace(&ace[i++], &global_sid_Builtin_Administrators, SEC_ACE_TYPE_ACCESS_ALLOWED, mask, 0);
158
159
160 /* create the security descriptor */
161
162 if ( !(acl = make_sec_acl(ctx, NT4_ACL_REVISION, i, ace)) )
163 return NULL;
164
165 if ( !(sd = make_sec_desc(ctx, SECURITY_DESCRIPTOR_REVISION_1,
166 SEC_DESC_SELF_RELATIVE, NULL, NULL, NULL,
167 acl, &sd_size)) )
168 return NULL;
169
170 return sd;
171 }
172
173 /******************************************************************
174 free() function for REGISTRY_KEY
175 *****************************************************************/
176
177 static void free_service_handle_info(void *ptr)
178 {
179 TALLOC_FREE( ptr );
180 }
181
182 /******************************************************************
183 Find a registry key handle and return a SERVICE_INFO
184 *****************************************************************/
185
186 static SERVICE_INFO *find_service_info_by_hnd(pipes_struct *p, POLICY_HND *hnd)
187 {
188 SERVICE_INFO *service_info = NULL;
189
190 if( !find_policy_by_hnd( p, hnd, (void **)(void *)&service_info) ) {
191 DEBUG(2,("find_service_info_by_hnd: handle not found\n"));
192 return NULL;
193 }
194
195 return service_info;
196 }
197
198 /******************************************************************
199 *****************************************************************/
200
201 static WERROR create_open_service_handle( pipes_struct *p, POLICY_HND *handle, uint32 type,
202 const char *service, uint32 access_granted )
203 {
204 SERVICE_INFO *info = NULL;
205 WERROR result = WERR_OK;
206 struct service_control_op *s_op;
207
208 if ( !(info = TALLOC_ZERO_P( NULL, SERVICE_INFO )) )
209 return WERR_NOMEM;
210
211 /* the Service Manager has a NULL name */
212
213 info->type = SVC_HANDLE_IS_SCM;
214
215 switch ( type ) {
216 case SVC_HANDLE_IS_SCM:
217 info->type = SVC_HANDLE_IS_SCM;
218 break;
219
220 case SVC_HANDLE_IS_DBLOCK:
221 info->type = SVC_HANDLE_IS_DBLOCK;
222 break;
223
224 case SVC_HANDLE_IS_SERVICE:
225 info->type = SVC_HANDLE_IS_SERVICE;
226
227 /* lookup the SERVICE_CONTROL_OPS */
228
229 if ( !(s_op = find_service_by_name( service )) ) {
230 result = WERR_NO_SUCH_SERVICE;
231 goto done;
232 }
233
234 info->ops = s_op->ops;
235
236 if ( !(info->name = talloc_strdup( info, s_op->name )) ) {
237 result = WERR_NOMEM;
238 goto done;
239 }
240 break;
241
242 default:
243 result = WERR_NO_SUCH_SERVICE;
244 goto done;
245 }
246
247 info->access_granted = access_granted;
248
249 /* store the SERVICE_INFO and create an open handle */
250
251 if ( !create_policy_hnd( p, handle, free_service_handle_info, info ) ) {
252 result = WERR_ACCESS_DENIED;
253 goto done;
254 }
255
256 done:
257 if ( !W_ERROR_IS_OK(result) )
258 free_service_handle_info( info );
259
260 return result;
261 }
262
263 /********************************************************************
264 ********************************************************************/
265
266 WERROR _svcctl_OpenSCManagerW(pipes_struct *p,
267 struct svcctl_OpenSCManagerW *r)
268 {
269 SEC_DESC *sec_desc;
270 uint32 access_granted = 0;
271 NTSTATUS status;
272
273 /* perform access checks */
274
275 if ( !(sec_desc = construct_scm_sd( p->mem_ctx )) )
276 return WERR_NOMEM;
277
278 se_map_generic( &r->in.access_mask, &scm_generic_map );
279 status = svcctl_access_check( sec_desc, p->pipe_user.nt_user_token, r->in.access_mask, &access_granted );
280 if ( !NT_STATUS_IS_OK(status) )
281 return ntstatus_to_werror( status );
282
283 return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SCM, NULL, access_granted );
284 }
285
286 /********************************************************************
287 _svcctl_OpenServiceW
288 ********************************************************************/
289
290 WERROR _svcctl_OpenServiceW(pipes_struct *p,
291 struct svcctl_OpenServiceW *r)
292 {
293 SEC_DESC *sec_desc;
294 uint32 access_granted = 0;
295 NTSTATUS status;
296 const char *service = NULL;
297
298 service = r->in.ServiceName;
299 if (!service) {
300 return WERR_NOMEM;
301 }
302 DEBUG(5, ("_svcctl_OpenServiceW: Attempting to open Service [%s], \n", service));
303
304 /* based on my tests you can open a service if you have a valid scm handle */
305
306 if ( !find_service_info_by_hnd( p, r->in.scmanager_handle) )
307 return WERR_BADFID;
308
309 /* perform access checks. Use the root token in order to ensure that we
310 retrieve the security descriptor */
311
312 if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, service, get_root_nt_token() )) )
313 return WERR_NOMEM;
314
315 se_map_generic( &r->in.access_mask, &svc_generic_map );
316 status = svcctl_access_check( sec_desc, p->pipe_user.nt_user_token, r->in.access_mask, &access_granted );
317 if ( !NT_STATUS_IS_OK(status) )
318 return ntstatus_to_werror( status );
319
320 return create_open_service_handle( p, r->out.handle, SVC_HANDLE_IS_SERVICE, service, access_granted );
321 }
322
323 /********************************************************************
324 ********************************************************************/
325
326 WERROR _svcctl_CloseServiceHandle(pipes_struct *p, struct svcctl_CloseServiceHandle *r)
327 {
328 if ( !close_policy_hnd( p, r->in.handle ) )
329 return WERR_BADFID;
330
331 ZERO_STRUCTP(r->out.handle);
332
333 return WERR_OK;
334 }
335
336 /********************************************************************
337 _svcctl_GetServiceDisplayNameW
338 ********************************************************************/
339
340 WERROR _svcctl_GetServiceDisplayNameW(pipes_struct *p,
341 struct svcctl_GetServiceDisplayNameW *r)
342 {
343 const char *service;
344 const char *display_name;
345 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
346
347 /* can only use an SCM handle here */
348
349 if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
350 return WERR_BADFID;
351
352 service = r->in.service_name;
353
354 display_name = svcctl_lookup_dispname(p->mem_ctx, service, p->pipe_user.nt_user_token );
355 if (!display_name) {
356 display_name = "";
357 }
358
359 *r->out.display_name = display_name;
360 *r->out.display_name_length = strlen(display_name);
361
362 return WERR_OK;
363 }
364
365 /********************************************************************
366 _svcctl_QueryServiceStatus
367 ********************************************************************/
368
369 WERROR _svcctl_QueryServiceStatus(pipes_struct *p,
370 struct svcctl_QueryServiceStatus *r)
371 {
372 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
373
374 /* perform access checks */
375
376 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
377 return WERR_BADFID;
378
379 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
380 return WERR_ACCESS_DENIED;
381
382 /* try the service specific status call */
383
384 return info->ops->service_status( info->name, r->out.service_status );
385 }
386
387 /********************************************************************
388 ********************************************************************/
389
390 static int enumerate_status( TALLOC_CTX *ctx, ENUM_SERVICES_STATUS **status, NT_USER_TOKEN *token )
391 {
392 int num_services = 0;
393 int i;
394 ENUM_SERVICES_STATUS *st;
395 const char *display_name;
396
397 /* just count */
398 while ( svcctl_ops[num_services].name )
399 num_services++;
400
401 if ( !(st = TALLOC_ARRAY( ctx, ENUM_SERVICES_STATUS, num_services )) ) {
402 DEBUG(0,("enumerate_status: talloc() failed!\n"));
403 return -1;
404 }
405
406 for ( i=0; i<num_services; i++ ) {
407 init_unistr( &st[i].servicename, svcctl_ops[i].name );
408
409 display_name = svcctl_lookup_dispname(ctx, svcctl_ops[i].name, token );
410 init_unistr( &st[i].displayname, display_name ? display_name : "");
411
412 svcctl_ops[i].ops->service_status( svcctl_ops[i].name, &st[i].status );
413 }
414
415 *status = st;
416
417 return num_services;
418 }
419
420 /********************************************************************
421 ********************************************************************/
422
423 WERROR _svcctl_enum_services_status(pipes_struct *p, SVCCTL_Q_ENUM_SERVICES_STATUS *q_u, SVCCTL_R_ENUM_SERVICES_STATUS *r_u)
424 {
425 ENUM_SERVICES_STATUS *services = NULL;
426 int num_services;
427 int i = 0;
428 size_t buffer_size = 0;
429 WERROR result = WERR_OK;
430 SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
431 NT_USER_TOKEN *token = p->pipe_user.nt_user_token;
432
433 /* perform access checks */
434
435 if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
436 return WERR_BADFID;
437
438 if ( !(info->access_granted & SC_RIGHT_MGR_ENUMERATE_SERVICE) ) {
439 return WERR_ACCESS_DENIED;
440 }
441
442 num_services = enumerate_status( p->mem_ctx, &services, token );
443 if (num_services == -1 ) {
444 return WERR_NOMEM;
445 }
446
447 for ( i=0; i<num_services; i++ ) {
448 buffer_size += svcctl_sizeof_enum_services_status(&services[i]);
449 }
450
451 buffer_size += buffer_size % 4;
452
453 if (buffer_size > q_u->buffer_size ) {
454 num_services = 0;
455 result = WERR_MORE_DATA;
456 }
457
458 rpcbuf_init(&r_u->buffer, q_u->buffer_size, p->mem_ctx);
459
460 if ( W_ERROR_IS_OK(result) ) {
461 for ( i=0; i<num_services; i++ )
462 svcctl_io_enum_services_status( "", &services[i], &r_u->buffer, 0 );
463 }
464
465 r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
466 r_u->returned = (uint32)num_services;
467
468 if ( !(r_u->resume = TALLOC_P( p->mem_ctx, uint32 )) )
469 return WERR_NOMEM;
470
471 *r_u->resume = 0x0;
472
473 return result;
474 }
475
476 /********************************************************************
477 _svcctl_StartServiceW
478 ********************************************************************/
479
480 WERROR _svcctl_StartServiceW(pipes_struct *p,
481 struct svcctl_StartServiceW *r)
482 {
483 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
484
485 /* perform access checks */
486
487 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
488 return WERR_BADFID;
489
490 if ( !(info->access_granted & SC_RIGHT_SVC_START) )
491 return WERR_ACCESS_DENIED;
492
493 return info->ops->start_service( info->name );
494 }
495
496 /********************************************************************
497 _svcctl_ControlService
498 ********************************************************************/
499
500 WERROR _svcctl_ControlService(pipes_struct *p,
501 struct svcctl_ControlService *r)
502 {
503 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
504
505 /* perform access checks */
506
507 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
508 return WERR_BADFID;
509
510 switch ( r->in.control ) {
511 case SVCCTL_CONTROL_STOP:
512 if ( !(info->access_granted & SC_RIGHT_SVC_STOP) )
513 return WERR_ACCESS_DENIED;
514
515 return info->ops->stop_service( info->name,
516 r->out.service_status );
517
518 case SVCCTL_CONTROL_INTERROGATE:
519 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
520 return WERR_ACCESS_DENIED;
521
522 return info->ops->service_status( info->name,
523 r->out.service_status );
524 }
525
526 /* default control action */
527
528 return WERR_ACCESS_DENIED;
529 }
530
531 /********************************************************************
532 ********************************************************************/
533
534 WERROR _svcctl_enum_dependent_services( pipes_struct *p, SVCCTL_Q_ENUM_DEPENDENT_SERVICES *q_u, SVCCTL_R_ENUM_DEPENDENT_SERVICES *r_u )
535 {
536 SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
537
538 /* perform access checks */
539
540 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
541 return WERR_BADFID;
542
543 if ( !(info->access_granted & SC_RIGHT_SVC_ENUMERATE_DEPENDENTS) )
544 return WERR_ACCESS_DENIED;
545
546 /* we have to set the outgoing buffer size to the same as the
547 incoming buffer size (even in the case of failure */
548
549 rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
550
551 r_u->needed = q_u->buffer_size;
552
553 /* no dependent services...basically a stub function */
554 r_u->returned = 0;
555
556 return WERR_OK;
557 }
558
559 /********************************************************************
560 ********************************************************************/
561
562 WERROR _svcctl_query_service_status_ex( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_STATUSEX *q_u, SVCCTL_R_QUERY_SERVICE_STATUSEX *r_u )
563 {
564 SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
565 uint32 buffer_size;
566
567 /* perform access checks */
568
569 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
570 return WERR_BADFID;
571
572 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_STATUS) )
573 return WERR_ACCESS_DENIED;
574
575 /* we have to set the outgoing buffer size to the same as the
576 incoming buffer size (even in the case of failure) */
577
578 rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
579 r_u->needed = q_u->buffer_size;
580
581 switch ( q_u->level ) {
582 case SVC_STATUS_PROCESS_INFO:
583 {
584 SERVICE_STATUS_PROCESS svc_stat_proc;
585
586 /* Get the status of the service.. */
587 info->ops->service_status( info->name, &svc_stat_proc.status );
588 svc_stat_proc.process_id = sys_getpid();
589 svc_stat_proc.service_flags = 0x0;
590
591 svcctl_io_service_status_process( "", &svc_stat_proc, &r_u->buffer, 0 );
592 buffer_size = sizeof(SERVICE_STATUS_PROCESS);
593 break;
594 }
595
596 default:
597 return WERR_UNKNOWN_LEVEL;
598 }
599
600
601 buffer_size += buffer_size % 4;
602 r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
603
604 if (buffer_size > q_u->buffer_size )
605 return WERR_MORE_DATA;
606
607 return WERR_OK;
608 }
609
610 /********************************************************************
611 ********************************************************************/
612
613 static WERROR fill_svc_config( TALLOC_CTX *ctx, const char *name, SERVICE_CONFIG *config, NT_USER_TOKEN *token )
614 {
615 REGVAL_CTR *values;
616 REGISTRY_VALUE *val;
617
618 /* retrieve the registry values for this service */
619
620 if ( !(values = svcctl_fetch_regvalues( name, token )) )
621 return WERR_REG_CORRUPT;
622
623 /* now fill in the individual values */
624
625 config->displayname = TALLOC_ZERO_P( ctx, UNISTR2 );
626 if ( (val = regval_ctr_getvalue( values, "DisplayName" )) != NULL )
627 init_unistr2( config->displayname, regval_sz( val ), UNI_STR_TERMINATE );
628 else
629 init_unistr2( config->displayname, name, UNI_STR_TERMINATE );
630
631 if ( (val = regval_ctr_getvalue( values, "ObjectName" )) != NULL ) {
632 config->startname = TALLOC_ZERO_P( ctx, UNISTR2 );
633 init_unistr2( config->startname, regval_sz( val ), UNI_STR_TERMINATE );
634 }
635
636 if ( (val = regval_ctr_getvalue( values, "ImagePath" )) != NULL ) {
637 config->executablepath = TALLOC_ZERO_P( ctx, UNISTR2 );
638 init_unistr2( config->executablepath, regval_sz( val ), UNI_STR_TERMINATE );
639 }
640
641 /* a few hard coded values */
642 /* loadordergroup and dependencies are empty */
643
644 config->tag_id = 0x00000000; /* unassigned loadorder group */
645 config->service_type = SVCCTL_WIN32_OWN_PROC;
646 config->error_control = SVCCTL_SVC_ERROR_NORMAL;
647
648 /* set the start type. NetLogon and WINS are disabled to prevent
649 the client from showing the "Start" button (if of course the services
650 are not running */
651
652 if ( strequal( name, "NETLOGON" ) && ( lp_servicenumber(name) == -1 ) )
653 config->start_type = SVCCTL_DISABLED;
654 else if ( strequal( name, "WINS" ) && ( !lp_wins_support() ))
655 config->start_type = SVCCTL_DISABLED;
656 else
657 config->start_type = SVCCTL_DEMAND_START;
658
659
660 TALLOC_FREE( values );
661
662 return WERR_OK;
663 }
664
665 /********************************************************************
666 ********************************************************************/
667
668 WERROR _svcctl_query_service_config( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG *r_u )
669 {
670 SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
671 uint32 buffer_size;
672 WERROR wresult;
673
674 /* perform access checks */
675
676 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
677 return WERR_BADFID;
678
679 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
680 return WERR_ACCESS_DENIED;
681
682 /* we have to set the outgoing buffer size to the same as the
683 incoming buffer size (even in the case of failure */
684
685 r_u->needed = q_u->buffer_size;
686
687 wresult = fill_svc_config( p->mem_ctx, info->name, &r_u->config, p->pipe_user.nt_user_token );
688 if ( !W_ERROR_IS_OK(wresult) )
689 return wresult;
690
691 buffer_size = svcctl_sizeof_service_config( &r_u->config );
692 r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
693
694 if (buffer_size > q_u->buffer_size ) {
695 ZERO_STRUCTP( &r_u->config );
696 return WERR_INSUFFICIENT_BUFFER;
697 }
698
699 return WERR_OK;
700 }
701
702 /********************************************************************
703 ********************************************************************/
704
705 WERROR _svcctl_query_service_config2( pipes_struct *p, SVCCTL_Q_QUERY_SERVICE_CONFIG2 *q_u, SVCCTL_R_QUERY_SERVICE_CONFIG2 *r_u )
706 {
707 SERVICE_INFO *info = find_service_info_by_hnd( p, &q_u->handle );
708 uint32 buffer_size;
709
710 /* perform access checks */
711
712 if ( !info || (info->type != SVC_HANDLE_IS_SERVICE) )
713 return WERR_BADFID;
714
715 if ( !(info->access_granted & SC_RIGHT_SVC_QUERY_CONFIG) )
716 return WERR_ACCESS_DENIED;
717
718 /* we have to set the outgoing buffer size to the same as the
719 incoming buffer size (even in the case of failure */
720
721 rpcbuf_init( &r_u->buffer, q_u->buffer_size, p->mem_ctx );
722 r_u->needed = q_u->buffer_size;
723
724 switch ( q_u->level ) {
725 case SERVICE_CONFIG_DESCRIPTION:
726 {
727 SERVICE_DESCRIPTION desc_buf;
728 const char *description;
729
730 description = svcctl_lookup_description(p->mem_ctx, info->name, p->pipe_user.nt_user_token );
731
732 ZERO_STRUCTP( &desc_buf );
733
734 init_service_description_buffer( &desc_buf, description ? description : "");
735 svcctl_io_service_description( "", &desc_buf, &r_u->buffer, 0 );
736 buffer_size = svcctl_sizeof_service_description( &desc_buf );
737
738 break;
739 }
740 break;
741 case SERVICE_CONFIG_FAILURE_ACTIONS:
742 {
743 SERVICE_FAILURE_ACTIONS actions;
744
745 /* nothing to say...just service the request */
746
747 ZERO_STRUCTP( &actions );
748 svcctl_io_service_fa( "", &actions, &r_u->buffer, 0 );
749 buffer_size = svcctl_sizeof_service_fa( &actions );
750
751 break;
752 }
753 break;
754
755 default:
756 return WERR_UNKNOWN_LEVEL;
757 }
758
759 buffer_size += buffer_size % 4;
760 r_u->needed = (buffer_size > q_u->buffer_size) ? buffer_size : q_u->buffer_size;
761
762 if (buffer_size > q_u->buffer_size )
763 return WERR_INSUFFICIENT_BUFFER;
764
765 return WERR_OK;
766 }
767
768 /********************************************************************
769 _svcctl_LockServiceDatabase
770 ********************************************************************/
771
772 WERROR _svcctl_LockServiceDatabase(pipes_struct *p,
773 struct svcctl_LockServiceDatabase *r)
774 {
775 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
776
777 /* perform access checks */
778
779 if ( !info || (info->type != SVC_HANDLE_IS_SCM) )
780 return WERR_BADFID;
781
782 if ( !(info->access_granted & SC_RIGHT_MGR_LOCK) )
783 return WERR_ACCESS_DENIED;
784
785 /* Just open a handle. Doesn't actually lock anything */
786
787 return create_open_service_handle( p, r->out.lock, SVC_HANDLE_IS_DBLOCK, NULL, 0 );
788 }
789
790 /********************************************************************
791 _svcctl_UnlockServiceDatabase
792 ********************************************************************/
793
794 WERROR _svcctl_UnlockServiceDatabase(pipes_struct *p,
795 struct svcctl_UnlockServiceDatabase *r)
796 {
797 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.lock );
798
799
800 if ( !info || (info->type != SVC_HANDLE_IS_DBLOCK) )
801 return WERR_BADFID;
802
803 return close_policy_hnd( p, r->out.lock) ? WERR_OK : WERR_BADFID;
804 }
805
806 /********************************************************************
807 _svcctl_QueryServiceObjectSecurity
808 ********************************************************************/
809
810 WERROR _svcctl_QueryServiceObjectSecurity(pipes_struct *p,
811 struct svcctl_QueryServiceObjectSecurity *r)
812 {
813 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
814 SEC_DESC *sec_desc;
815 NTSTATUS status;
816 uint8_t *buffer = NULL;
817 size_t len = 0;
818
819
820 /* only support the SCM and individual services */
821
822 if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
823 return WERR_BADFID;
824
825 /* check access reights (according to MSDN) */
826
827 if ( !(info->access_granted & STD_RIGHT_READ_CONTROL_ACCESS) )
828 return WERR_ACCESS_DENIED;
829
830 /* TODO: handle something besides DACL_SECURITY_INFORMATION */
831
832 if ( (r->in.security_flags & DACL_SECURITY_INFORMATION) != DACL_SECURITY_INFORMATION )
833 return WERR_INVALID_PARAM;
834
835 /* lookup the security descriptor and marshall it up for a reply */
836
837 if ( !(sec_desc = svcctl_get_secdesc( p->mem_ctx, info->name, get_root_nt_token() )) )
838 return WERR_NOMEM;
839
840 *r->out.needed = ndr_size_security_descriptor( sec_desc, 0 );
841
842 if ( *r->out.needed > r->in.buffer_size ) {
843 ZERO_STRUCTP( &r->out.buffer );
844 return WERR_INSUFFICIENT_BUFFER;
845 }
846
847 status = marshall_sec_desc(p->mem_ctx, sec_desc, &buffer, &len);
848 if (!NT_STATUS_IS_OK(status)) {
849 return ntstatus_to_werror(status);
850 }
851
852 *r->out.needed = len;
853 r->out.buffer = buffer;
854
855 return WERR_OK;
856 }
857
858 /********************************************************************
859 _svcctl_SetServiceObjectSecurity
860 ********************************************************************/
861
862 WERROR _svcctl_SetServiceObjectSecurity(pipes_struct *p,
863 struct svcctl_SetServiceObjectSecurity *r)
864 {
865 SERVICE_INFO *info = find_service_info_by_hnd( p, r->in.handle );
866 SEC_DESC *sec_desc = NULL;
867 uint32 required_access;
868 NTSTATUS status;
869
870 if ( !info || !(info->type & (SVC_HANDLE_IS_SERVICE|SVC_HANDLE_IS_SCM)) )
871 return WERR_BADFID;
872
873 /* can't set the security de4scriptor on the ServiceControlManager */
874
875 if ( info->type == SVC_HANDLE_IS_SCM )
876 return WERR_ACCESS_DENIED;
877
878 /* check the access on the open handle */
879
880 switch ( r->in.security_flags ) {
881 case DACL_SECURITY_INFORMATION:
882 required_access = STD_RIGHT_WRITE_DAC_ACCESS;
883 break;
884
885 case OWNER_SECURITY_INFORMATION:
886 case GROUP_SECURITY_INFORMATION:
887 required_access = STD_RIGHT_WRITE_OWNER_ACCESS;
888 break;
889
890 case SACL_SECURITY_INFORMATION:
891 return WERR_INVALID_PARAM;
892 default:
893 return WERR_INVALID_PARAM;
894 }
895
896 if ( !(info->access_granted & required_access) )
897 return WERR_ACCESS_DENIED;
898
899 /* read the security descfriptor */
900
901 status = unmarshall_sec_desc(p->mem_ctx,
902 r->in.buffer, r->in.buffer_size,
903 &sec_desc);
904 if (!NT_STATUS_IS_OK(status)) {
905 return ntstatus_to_werror(status);
906 }
907
908 /* store the new SD */
909
910 if ( !svcctl_set_secdesc( p->mem_ctx, info->name, sec_desc, p->pipe_user.nt_user_token ) )
911 return WERR_ACCESS_DENIED;
912
913 return WERR_OK;
914 }
915
916
917 WERROR _svcctl_DeleteService(pipes_struct *p, struct svcctl_DeleteService *r)
918 {
919 p->rng_fault_state = True;
920 return WERR_NOT_SUPPORTED;
921 }
922
923 WERROR _svcctl_SetServiceStatus(pipes_struct *p, struct svcctl_SetServiceStatus *r)
924 {
925 p->rng_fault_state = True;
926 return WERR_NOT_SUPPORTED;
927 }
928
929 WERROR _svcctl_NotifyBootConfigStatus(pipes_struct *p, struct svcctl_NotifyBootConfigStatus *r)
930 {
931 p->rng_fault_state = True;
932 return WERR_NOT_SUPPORTED;
933 }
934
935 WERROR _svcctl_SCSetServiceBitsW(pipes_struct *p, struct svcctl_SCSetServiceBitsW *r)
936 {
937 p->rng_fault_state = True;
938 return WERR_NOT_SUPPORTED;
939 }
940
941 WERROR _svcctl_ChangeServiceConfigW(pipes_struct *p, struct svcctl_ChangeServiceConfigW *r)
942 {
943 p->rng_fault_state = True;
944 return WERR_NOT_SUPPORTED;
945 }
946
947 WERROR _svcctl_CreateServiceW(pipes_struct *p, struct svcctl_CreateServiceW *r)
948 {
949 p->rng_fault_state = True;
950 return WERR_NOT_SUPPORTED;
951 }
952
953 WERROR _svcctl_EnumDependentServicesW(pipes_struct *p, struct svcctl_EnumDependentServicesW *r)
954 {
955 p->rng_fault_state = True;
956 return WERR_NOT_SUPPORTED;
957 }
958
959 WERROR _svcctl_EnumServicesStatusW(pipes_struct *p, struct svcctl_EnumServicesStatusW *r)
960 {
961 p->rng_fault_state = True;
962 return WERR_NOT_SUPPORTED;
963 }
964
965 WERROR _svcctl_QueryServiceConfigW(pipes_struct *p, struct svcctl_QueryServiceConfigW *r)
966 {
967 p->rng_fault_state = True;
968 return WERR_NOT_SUPPORTED;
969 }
970
971 WERROR _svcctl_QueryServiceLockStatusW(pipes_struct *p, struct svcctl_QueryServiceLockStatusW *r)
972 {
973 p->rng_fault_state = True;
974 return WERR_NOT_SUPPORTED;
975 }
976
977 WERROR _svcctl_GetServiceKeyNameW(pipes_struct *p, struct svcctl_GetServiceKeyNameW *r)
978 {
979 p->rng_fault_state = True;
980 return WERR_NOT_SUPPORTED;
981 }
982
983 WERROR _svcctl_SCSetServiceBitsA(pipes_struct *p, struct svcctl_SCSetServiceBitsA *r)
984 {
985 p->rng_fault_state = True;
986 return WERR_NOT_SUPPORTED;
987 }
988
989 WERROR _svcctl_ChangeServiceConfigA(pipes_struct *p, struct svcctl_ChangeServiceConfigA *r)
990 {
991 p->rng_fault_state = True;
992 return WERR_NOT_SUPPORTED;
993 }
994
995 WERROR _svcctl_CreateServiceA(pipes_struct *p, struct svcctl_CreateServiceA *r)
996 {
997 p->rng_fault_state = True;
998 return WERR_NOT_SUPPORTED;
999 }
1000
1001 WERROR _svcctl_EnumDependentServicesA(pipes_struct *p, struct svcctl_EnumDependentServicesA *r)
1002 {
1003 p->rng_fault_state = True;
1004 return WERR_NOT_SUPPORTED;
1005 }
1006
1007 WERROR _svcctl_EnumServicesStatusA(pipes_struct *p, struct svcctl_EnumServicesStatusA *r)
1008 {
1009 p->rng_fault_state = True;
1010 return WERR_NOT_SUPPORTED;
1011 }
1012
1013 WERROR _svcctl_OpenSCManagerA(pipes_struct *p, struct svcctl_OpenSCManagerA *r)
1014 {
1015 p->rng_fault_state = True;
1016 return WERR_NOT_SUPPORTED;
1017 }
1018
1019 WERROR _svcctl_OpenServiceA(pipes_struct *p, struct svcctl_OpenServiceA *r)
1020 {
1021 p->rng_fault_state = True;
1022 return WERR_NOT_SUPPORTED;
1023 }
1024
1025 WERROR _svcctl_QueryServiceConfigA(pipes_struct *p, struct svcctl_QueryServiceConfigA *r)
1026 {
1027 p->rng_fault_state = True;
1028 return WERR_NOT_SUPPORTED;
1029 }
1030
1031 WERROR _svcctl_QueryServiceLockStatusA(pipes_struct *p, struct svcctl_QueryServiceLockStatusA *r)
1032 {
1033 p->rng_fault_state = True;
1034 return WERR_NOT_SUPPORTED;
1035 }
1036
1037 WERROR _svcctl_StartServiceA(pipes_struct *p, struct svcctl_StartServiceA *r)
1038 {
1039 p->rng_fault_state = True;
1040 return WERR_NOT_SUPPORTED;
1041 }
1042
1043 WERROR _svcctl_GetServiceDisplayNameA(pipes_struct *p, struct svcctl_GetServiceDisplayNameA *r)
1044 {
1045 p->rng_fault_state = True;
1046 return WERR_NOT_SUPPORTED;
1047 }
1048
1049 WERROR _svcctl_GetServiceKeyNameA(pipes_struct *p, struct svcctl_GetServiceKeyNameA *r)
1050 {
1051 p->rng_fault_state = True;
1052 return WERR_NOT_SUPPORTED;
1053 }
1054
1055 WERROR _svcctl_GetCurrentGroupeStateW(pipes_struct *p, struct svcctl_GetCurrentGroupeStateW *r)
1056 {
1057 p->rng_fault_state = True;
1058 return WERR_NOT_SUPPORTED;
1059 }
1060
1061 WERROR _svcctl_EnumServiceGroupW(pipes_struct *p, struct svcctl_EnumServiceGroupW *r)
1062 {
1063 p->rng_fault_state = True;
1064 return WERR_NOT_SUPPORTED;
1065 }
1066
1067 WERROR _svcctl_ChangeServiceConfig2A(pipes_struct *p, struct svcctl_ChangeServiceConfig2A *r)
1068 {
1069 p->rng_fault_state = True;
1070 return WERR_NOT_SUPPORTED;
1071 }
1072
1073 WERROR _svcctl_ChangeServiceConfig2W(pipes_struct *p, struct svcctl_ChangeServiceConfig2W *r)
1074 {
1075 p->rng_fault_state = True;
1076 return WERR_NOT_SUPPORTED;
1077 }
1078
1079 WERROR _svcctl_QueryServiceConfig2A(pipes_struct *p, struct svcctl_QueryServiceConfig2A *r)
1080 {
1081 p->rng_fault_state = True;
1082 return WERR_NOT_SUPPORTED;
1083 }
1084
1085 WERROR _svcctl_QueryServiceConfig2W(pipes_struct *p, struct svcctl_QueryServiceConfig2W *r)
1086 {
1087 p->rng_fault_state = True;
1088 return WERR_NOT_SUPPORTED;
1089 }
1090
1091 WERROR _svcctl_QueryServiceStatusEx(pipes_struct *p, struct svcctl_QueryServiceStatusEx *r)
1092 {
1093 p->rng_fault_state = True;
1094 return WERR_NOT_SUPPORTED;
1095 }
1096
1097 WERROR _EnumServicesStatusExA(pipes_struct *p, struct EnumServicesStatusExA *r)
1098 {
1099 p->rng_fault_state = True;
1100 return WERR_NOT_SUPPORTED;
1101 }
1102
1103 WERROR _EnumServicesStatusExW(pipes_struct *p, struct EnumServicesStatusExW *r)
1104 {
1105 p->rng_fault_state = True;
1106 return WERR_NOT_SUPPORTED;
1107 }
1108
1109 WERROR _svcctl_SCSendTSMessage(pipes_struct *p, struct svcctl_SCSendTSMessage *r)
1110 {
1111 p->rng_fault_state = True;
1112 return WERR_NOT_SUPPORTED;
1113 }
1114
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