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[SERVICES] Implement RI_ScQueryServiceTagInfo
[reactos.git] / base / system / services / rpcserver.c
1 /*
2 * PROJECT: ReactOS Service Control Manager
3 * LICENSE: GPL - See COPYING in the top level directory
4 * FILE: base/system/services/rpcserver.c
5 * PURPOSE: RPC server interface for the advapi32 calls
6 * COPYRIGHT: Copyright 2005-2006 Eric Kohl
7 * Copyright 2006-2007 Hervé Poussineau <hpoussin@reactos.org>
8 * Copyright 2007 Ged Murphy <gedmurphy@reactos.org>
9 */
10
11 /* INCLUDES ****************************************************************/
12
13 #include "services.h"
14
15 #include <winnls.h>
16 #include <strsafe.h>
17
18 #define NDEBUG
19 #include <debug.h>
20
21 /* GLOBALS *****************************************************************/
22
23 #define MANAGER_TAG 0x72674D68 /* 'hMgr' */
24 #define SERVICE_TAG 0x63765368 /* 'hSvc' */
25 #define INVALID_TAG 0xAABBCCDD
26
27 typedef struct _SCMGR_HANDLE
28 {
29 DWORD Tag;
30 DWORD DesiredAccess;
31 } SCMGR_HANDLE;
32
33
34 typedef struct _MANAGER_HANDLE
35 {
36 SCMGR_HANDLE Handle;
37 WCHAR DatabaseName[1];
38 } MANAGER_HANDLE, *PMANAGER_HANDLE;
39
40
41 typedef struct _SERVICE_HANDLE
42 {
43 SCMGR_HANDLE Handle;
44 PSERVICE ServiceEntry;
45 } SERVICE_HANDLE, *PSERVICE_HANDLE;
46
47
48 #define SC_MANAGER_READ \
49 (STANDARD_RIGHTS_READ | \
50 SC_MANAGER_QUERY_LOCK_STATUS | \
51 SC_MANAGER_ENUMERATE_SERVICE)
52
53 #define SC_MANAGER_WRITE \
54 (STANDARD_RIGHTS_WRITE | \
55 SC_MANAGER_MODIFY_BOOT_CONFIG | \
56 SC_MANAGER_CREATE_SERVICE)
57
58 #define SC_MANAGER_EXECUTE \
59 (STANDARD_RIGHTS_EXECUTE | \
60 SC_MANAGER_LOCK | \
61 SC_MANAGER_ENUMERATE_SERVICE | \
62 SC_MANAGER_CONNECT | \
63 SC_MANAGER_CREATE_SERVICE)
64
65
66 #define SERVICE_READ \
67 (STANDARD_RIGHTS_READ | \
68 SERVICE_INTERROGATE | \
69 SERVICE_ENUMERATE_DEPENDENTS | \
70 SERVICE_QUERY_STATUS | \
71 SERVICE_QUERY_CONFIG)
72
73 #define SERVICE_WRITE \
74 (STANDARD_RIGHTS_WRITE | \
75 SERVICE_CHANGE_CONFIG)
76
77 #define SERVICE_EXECUTE \
78 (STANDARD_RIGHTS_EXECUTE | \
79 SERVICE_USER_DEFINED_CONTROL | \
80 SERVICE_PAUSE_CONTINUE | \
81 SERVICE_STOP | \
82 SERVICE_START)
83
84 #define TAG_ARRAY_SIZE 32
85
86 /* VARIABLES ***************************************************************/
87
88 static GENERIC_MAPPING
89 ScmManagerMapping = {SC_MANAGER_READ,
90 SC_MANAGER_WRITE,
91 SC_MANAGER_EXECUTE,
92 SC_MANAGER_ALL_ACCESS};
93
94 static GENERIC_MAPPING
95 ScmServiceMapping = {SERVICE_READ,
96 SERVICE_WRITE,
97 SERVICE_EXECUTE,
98 SERVICE_ALL_ACCESS};
99
100 DWORD g_dwServiceBits = 0;
101
102 /* FUNCTIONS ***************************************************************/
103
104 VOID
105 ScmStartRpcServer(VOID)
106 {
107 RPC_STATUS Status;
108
109 DPRINT("ScmStartRpcServer() called\n");
110
111 Status = RpcServerUseProtseqEpW(L"ncacn_np",
112 10,
113 L"\\pipe\\ntsvcs",
114 NULL);
115 if (Status != RPC_S_OK)
116 {
117 DPRINT1("RpcServerUseProtseqEpW() failed (Status %lx)\n", Status);
118 return;
119 }
120
121 Status = RpcServerRegisterIf(svcctl_v2_0_s_ifspec,
122 NULL,
123 NULL);
124 if (Status != RPC_S_OK)
125 {
126 DPRINT1("RpcServerRegisterIf() failed (Status %lx)\n", Status);
127 return;
128 }
129
130 Status = RpcServerListen(1, 20, TRUE);
131 if (Status != RPC_S_OK)
132 {
133 DPRINT1("RpcServerListen() failed (Status %lx)\n", Status);
134 return;
135 }
136
137 DPRINT("ScmStartRpcServer() done\n");
138 }
139
140
141 static DWORD
142 ScmCreateManagerHandle(LPWSTR lpDatabaseName,
143 SC_HANDLE *Handle)
144 {
145 PMANAGER_HANDLE Ptr;
146
147 if (lpDatabaseName == NULL)
148 lpDatabaseName = SERVICES_ACTIVE_DATABASEW;
149
150 if (_wcsicmp(lpDatabaseName, SERVICES_FAILED_DATABASEW) == 0)
151 {
152 DPRINT("Database %S, does not exist\n", lpDatabaseName);
153 return ERROR_DATABASE_DOES_NOT_EXIST;
154 }
155 else if (_wcsicmp(lpDatabaseName, SERVICES_ACTIVE_DATABASEW) != 0)
156 {
157 DPRINT("Invalid Database name %S.\n", lpDatabaseName);
158 return ERROR_INVALID_NAME;
159 }
160
161 Ptr = HeapAlloc(GetProcessHeap(),
162 HEAP_ZERO_MEMORY,
163 FIELD_OFFSET(MANAGER_HANDLE, DatabaseName[wcslen(lpDatabaseName) + 1]));
164 if (Ptr == NULL)
165 return ERROR_NOT_ENOUGH_MEMORY;
166
167 Ptr->Handle.Tag = MANAGER_TAG;
168
169 wcscpy(Ptr->DatabaseName, lpDatabaseName);
170
171 *Handle = (SC_HANDLE)Ptr;
172
173 return ERROR_SUCCESS;
174 }
175
176
177 static DWORD
178 ScmCreateServiceHandle(PSERVICE lpServiceEntry,
179 SC_HANDLE *Handle)
180 {
181 PSERVICE_HANDLE Ptr;
182
183 Ptr = HeapAlloc(GetProcessHeap(),
184 HEAP_ZERO_MEMORY,
185 sizeof(SERVICE_HANDLE));
186 if (Ptr == NULL)
187 return ERROR_NOT_ENOUGH_MEMORY;
188
189 Ptr->Handle.Tag = SERVICE_TAG;
190
191 Ptr->ServiceEntry = lpServiceEntry;
192
193 *Handle = (SC_HANDLE)Ptr;
194
195 return ERROR_SUCCESS;
196 }
197
198
199 static PMANAGER_HANDLE
200 ScmGetServiceManagerFromHandle(SC_RPC_HANDLE Handle)
201 {
202 PMANAGER_HANDLE pManager = NULL;
203
204 _SEH2_TRY
205 {
206 if (((PMANAGER_HANDLE)Handle)->Handle.Tag == MANAGER_TAG)
207 pManager = (PMANAGER_HANDLE)Handle;
208 }
209 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
210 {
211 DPRINT1("Exception: Invalid Service Manager handle!\n");
212 }
213 _SEH2_END;
214
215 return pManager;
216 }
217
218
219 static PSERVICE_HANDLE
220 ScmGetServiceFromHandle(SC_RPC_HANDLE Handle)
221 {
222 PSERVICE_HANDLE pService = NULL;
223
224 _SEH2_TRY
225 {
226 if (((PSERVICE_HANDLE)Handle)->Handle.Tag == SERVICE_TAG)
227 pService = (PSERVICE_HANDLE)Handle;
228 }
229 _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
230 {
231 DPRINT1("Exception: Invalid Service handle!\n");
232 }
233 _SEH2_END;
234
235 return pService;
236 }
237
238
239 static DWORD
240 ScmCheckAccess(SC_HANDLE Handle,
241 DWORD dwDesiredAccess)
242 {
243 PMANAGER_HANDLE hMgr;
244
245 hMgr = (PMANAGER_HANDLE)Handle;
246 if (hMgr->Handle.Tag == MANAGER_TAG)
247 {
248 RtlMapGenericMask(&dwDesiredAccess,
249 &ScmManagerMapping);
250
251 hMgr->Handle.DesiredAccess = dwDesiredAccess;
252
253 return ERROR_SUCCESS;
254 }
255 else if (hMgr->Handle.Tag == SERVICE_TAG)
256 {
257 RtlMapGenericMask(&dwDesiredAccess,
258 &ScmServiceMapping);
259
260 hMgr->Handle.DesiredAccess = dwDesiredAccess;
261
262 return ERROR_SUCCESS;
263 }
264
265 return ERROR_INVALID_HANDLE;
266 }
267
268
269 DWORD
270 ScmAssignNewTag(PSERVICE lpService)
271 {
272 HKEY hKey = NULL;
273 DWORD dwError;
274 DWORD dwGroupTagCount = 0;
275 PDWORD pdwGroupTags = NULL;
276 DWORD dwFreeTag = 0;
277 DWORD dwTagUsedBase = 1;
278 BOOLEAN TagUsed[TAG_ARRAY_SIZE];
279 INT nTagOffset;
280 DWORD i;
281 DWORD cbDataSize;
282 PLIST_ENTRY ServiceEntry;
283 PSERVICE CurrentService;
284
285 ASSERT(lpService != NULL);
286 ASSERT(lpService->lpGroup != NULL);
287
288 dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
289 L"System\\CurrentControlSet\\Control\\GroupOrderList",
290 0,
291 KEY_READ,
292 &hKey);
293
294 if (dwError != ERROR_SUCCESS)
295 goto findFreeTag;
296
297 /* query value length */
298 cbDataSize = 0;
299 dwError = RegQueryValueExW(hKey,
300 lpService->lpGroup->szGroupName,
301 NULL,
302 NULL,
303 NULL,
304 &cbDataSize);
305
306 if (dwError != ERROR_SUCCESS && dwError != ERROR_MORE_DATA)
307 goto findFreeTag;
308
309 pdwGroupTags = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, cbDataSize);
310 if (!pdwGroupTags)
311 {
312 dwError = ERROR_NOT_ENOUGH_MEMORY;
313 goto cleanup;
314 }
315
316 dwError = RegQueryValueExW(hKey,
317 lpService->lpGroup->szGroupName,
318 NULL,
319 NULL,
320 (LPBYTE)pdwGroupTags,
321 &cbDataSize);
322
323 if (dwError != ERROR_SUCCESS)
324 goto findFreeTag;
325
326 if (cbDataSize < sizeof(pdwGroupTags[0]))
327 goto findFreeTag;
328
329 dwGroupTagCount = min(pdwGroupTags[0], cbDataSize / sizeof(pdwGroupTags[0]) - 1);
330
331 findFreeTag:
332 do
333 {
334 /* mark all tags as unused */
335 for (i = 0; i < TAG_ARRAY_SIZE; i++)
336 TagUsed[i] = FALSE;
337
338 /* mark tags in GroupOrderList as used */
339 for (i = 1; i <= dwGroupTagCount; i++)
340 {
341 nTagOffset = pdwGroupTags[i] - dwTagUsedBase;
342 if (nTagOffset >= 0 && nTagOffset < TAG_ARRAY_SIZE)
343 TagUsed[nTagOffset] = TRUE;
344 }
345
346 /* mark tags in service list as used */
347 ServiceEntry = lpService->ServiceListEntry.Flink;
348 while (ServiceEntry != &lpService->ServiceListEntry)
349 {
350 ASSERT(ServiceEntry != NULL);
351 CurrentService = CONTAINING_RECORD(ServiceEntry, SERVICE, ServiceListEntry);
352 if (CurrentService->lpGroup == lpService->lpGroup)
353 {
354 nTagOffset = CurrentService->dwTag - dwTagUsedBase;
355 if (nTagOffset >= 0 && nTagOffset < TAG_ARRAY_SIZE)
356 TagUsed[nTagOffset] = TRUE;
357 }
358
359 ServiceEntry = ServiceEntry->Flink;
360 }
361
362 /* find unused tag, if any */
363 for (i = 0; i < TAG_ARRAY_SIZE; i++)
364 {
365 if (!TagUsed[i])
366 {
367 dwFreeTag = dwTagUsedBase + i;
368 break;
369 }
370 }
371
372 dwTagUsedBase += TAG_ARRAY_SIZE;
373 } while (!dwFreeTag);
374
375 cleanup:
376 if (pdwGroupTags)
377 HeapFree(GetProcessHeap(), 0, pdwGroupTags);
378
379 if (hKey)
380 RegCloseKey(hKey);
381
382 if (dwFreeTag)
383 {
384 lpService->dwTag = dwFreeTag;
385 DPRINT("Assigning new tag %lu to service %S in group %S\n",
386 lpService->dwTag, lpService->lpServiceName, lpService->lpGroup->szGroupName);
387 dwError = ERROR_SUCCESS;
388 }
389 else
390 {
391 DPRINT1("Failed to assign new tag to service %S, error=%lu\n",
392 lpService->lpServiceName, dwError);
393 }
394
395 return dwError;
396 }
397
398
399 /* Create a path suitable for the bootloader out of the full path */
400 DWORD
401 ScmConvertToBootPathName(wchar_t *CanonName, wchar_t **RelativeName)
402 {
403 SIZE_T ServiceNameLen, ExpandedLen;
404 DWORD BufferSize;
405 WCHAR Dest;
406 WCHAR *Expanded;
407 UNICODE_STRING NtPathName, SystemRoot, LinkTarget;
408 OBJECT_ATTRIBUTES ObjectAttributes;
409 NTSTATUS Status;
410 HANDLE SymbolicLinkHandle;
411
412 DPRINT("ScmConvertToBootPathName %S\n", CanonName);
413
414 if (!RelativeName)
415 return ERROR_INVALID_PARAMETER;
416
417 *RelativeName = NULL;
418
419 ServiceNameLen = wcslen(CanonName);
420
421 /* First check, if it's already good */
422 if (ServiceNameLen > 12 &&
423 !_wcsnicmp(L"\\SystemRoot\\", CanonName, 12))
424 {
425 *RelativeName = HeapAlloc(GetProcessHeap(),
426 HEAP_ZERO_MEMORY,
427 (ServiceNameLen + 1) * sizeof(WCHAR));
428 if (*RelativeName == NULL)
429 {
430 DPRINT("Error allocating memory for boot driver name!\n");
431 return ERROR_NOT_ENOUGH_MEMORY;
432 }
433
434 /* Copy it */
435 wcscpy(*RelativeName, CanonName);
436
437 DPRINT("Bootdriver name %S\n", *RelativeName);
438 return ERROR_SUCCESS;
439 }
440
441 /* If it has %SystemRoot% prefix, substitute it to \System*/
442 if (ServiceNameLen > 13 &&
443 !_wcsnicmp(L"%SystemRoot%\\", CanonName, 13))
444 {
445 /* There is no +sizeof(wchar_t) because the name is less by 1 wchar */
446 *RelativeName = HeapAlloc(GetProcessHeap(),
447 HEAP_ZERO_MEMORY,
448 ServiceNameLen * sizeof(WCHAR));
449
450 if (*RelativeName == NULL)
451 {
452 DPRINT("Error allocating memory for boot driver name!\n");
453 return ERROR_NOT_ENOUGH_MEMORY;
454 }
455
456 /* Copy it */
457 wcscpy(*RelativeName, L"\\SystemRoot\\");
458 wcscat(*RelativeName, CanonName + 13);
459
460 DPRINT("Bootdriver name %S\n", *RelativeName);
461 return ERROR_SUCCESS;
462 }
463
464 /* Get buffer size needed for expanding env strings */
465 BufferSize = ExpandEnvironmentStringsW(L"%SystemRoot%\\", &Dest, 1);
466 if (BufferSize <= 1)
467 {
468 DPRINT("Error during a call to ExpandEnvironmentStringsW()\n");
469 return ERROR_INVALID_ENVIRONMENT;
470 }
471
472 /* Allocate memory, since the size is known now */
473 Expanded = HeapAlloc(GetProcessHeap(),
474 HEAP_ZERO_MEMORY,
475 (BufferSize + 1) * sizeof(WCHAR));
476 if (!Expanded)
477 {
478 DPRINT("Error allocating memory for boot driver name!\n");
479 return ERROR_NOT_ENOUGH_MEMORY;
480 }
481
482 /* Expand it */
483 if (ExpandEnvironmentStringsW(L"%SystemRoot%\\", Expanded, BufferSize) >
484 BufferSize)
485 {
486 DPRINT("Error during a call to ExpandEnvironmentStringsW()\n");
487 HeapFree(GetProcessHeap(), 0, Expanded);
488 return ERROR_NOT_ENOUGH_MEMORY;
489 }
490
491 /* Convert to NT-style path */
492 if (!RtlDosPathNameToNtPathName_U(Expanded, &NtPathName, NULL, NULL))
493 {
494 DPRINT("Error during a call to RtlDosPathNameToNtPathName_U()\n");
495 return ERROR_INVALID_ENVIRONMENT;
496 }
497
498 DPRINT("Converted to NT-style %wZ\n", &NtPathName);
499
500 /* No need to keep the dos-path anymore */
501 HeapFree(GetProcessHeap(), 0, Expanded);
502
503 /* Copy it to the allocated place */
504 Expanded = HeapAlloc(GetProcessHeap(),
505 HEAP_ZERO_MEMORY,
506 NtPathName.Length + sizeof(UNICODE_NULL));
507 if (!Expanded)
508 {
509 DPRINT("Error allocating memory for boot driver name!\n");
510 RtlFreeUnicodeString(&NtPathName);
511 return ERROR_NOT_ENOUGH_MEMORY;
512 }
513
514 ExpandedLen = NtPathName.Length / sizeof(WCHAR);
515 wcsncpy(Expanded, NtPathName.Buffer, ExpandedLen);
516 Expanded[ExpandedLen] = UNICODE_NULL;
517 RtlFreeUnicodeString(&NtPathName);
518
519 if (ServiceNameLen > ExpandedLen &&
520 !_wcsnicmp(Expanded, CanonName, ExpandedLen))
521 {
522 HeapFree(GetProcessHeap(), 0, Expanded);
523
524 /* Only \SystemRoot\ is missing */
525 *RelativeName = HeapAlloc(GetProcessHeap(),
526 HEAP_ZERO_MEMORY,
527 (ServiceNameLen - ExpandedLen) * sizeof(WCHAR) + 13*sizeof(WCHAR));
528 if (*RelativeName == NULL)
529 {
530 DPRINT("Error allocating memory for boot driver name!\n");
531 return ERROR_NOT_ENOUGH_MEMORY;
532 }
533
534 wcscpy(*RelativeName, L"\\SystemRoot\\");
535 wcscat(*RelativeName, CanonName + ExpandedLen);
536
537 return ERROR_SUCCESS;
538 }
539
540 /* No longer need this */
541 HeapFree(GetProcessHeap(), 0, Expanded);
542
543 /* The most complex case starts here */
544 RtlInitUnicodeString(&SystemRoot, L"\\SystemRoot");
545 InitializeObjectAttributes(&ObjectAttributes,
546 &SystemRoot,
547 OBJ_CASE_INSENSITIVE,
548 NULL,
549 NULL);
550
551 /* Open this symlink */
552 Status = NtOpenSymbolicLinkObject(&SymbolicLinkHandle, SYMBOLIC_LINK_QUERY, &ObjectAttributes);
553 if (NT_SUCCESS(Status))
554 {
555 DPRINT("Opened symbolic link object\n");
556
557 RtlInitEmptyUnicodeString(&LinkTarget, NULL, 0);
558 Status = NtQuerySymbolicLinkObject(SymbolicLinkHandle, &LinkTarget, &BufferSize);
559 if (NT_SUCCESS(Status) || Status == STATUS_BUFFER_TOO_SMALL)
560 {
561 /* Check if required buffer size is sane */
562 if (BufferSize > UNICODE_STRING_MAX_BYTES - sizeof(UNICODE_NULL))
563 {
564 DPRINT("Too large buffer required\n");
565
566 NtClose(SymbolicLinkHandle);
567 return ERROR_NOT_ENOUGH_MEMORY;
568 }
569
570 /* Alloc the string */
571 LinkTarget.Length = (USHORT)BufferSize;
572 LinkTarget.MaximumLength = LinkTarget.Length + sizeof(UNICODE_NULL);
573 LinkTarget.Buffer = HeapAlloc(GetProcessHeap(),
574 HEAP_ZERO_MEMORY,
575 LinkTarget.MaximumLength);
576 if (!LinkTarget.Buffer)
577 {
578 DPRINT("Unable to alloc buffer\n");
579 NtClose(SymbolicLinkHandle);
580 return ERROR_NOT_ENOUGH_MEMORY;
581 }
582
583 /* Do a real query now */
584 Status = NtQuerySymbolicLinkObject(SymbolicLinkHandle, &LinkTarget, &BufferSize);
585 NtClose(SymbolicLinkHandle);
586 if (NT_SUCCESS(Status))
587 {
588 DPRINT("LinkTarget: %wZ\n", &LinkTarget);
589
590 ExpandedLen = LinkTarget.Length / sizeof(WCHAR);
591 if ((ServiceNameLen > ExpandedLen) &&
592 !_wcsnicmp(LinkTarget.Buffer, CanonName, ExpandedLen))
593 {
594 *RelativeName = HeapAlloc(GetProcessHeap(),
595 HEAP_ZERO_MEMORY,
596 (ServiceNameLen - ExpandedLen) * sizeof(WCHAR) + 13*sizeof(WCHAR));
597
598 if (*RelativeName == NULL)
599 {
600 DPRINT("Unable to alloc buffer\n");
601 return ERROR_NOT_ENOUGH_MEMORY;
602 }
603
604 /* Copy it over, substituting the first part
605 with SystemRoot */
606 wcscpy(*RelativeName, L"\\SystemRoot\\");
607 wcscat(*RelativeName, CanonName+ExpandedLen+1);
608
609 /* Return success */
610 return ERROR_SUCCESS;
611 }
612 else
613 {
614 return ERROR_INVALID_PARAMETER;
615 }
616 }
617 else
618 {
619 DPRINT("Error, Status = %08X\n", Status);
620 return ERROR_INVALID_PARAMETER;
621 }
622 }
623 else
624 {
625 DPRINT("Error, Status = %08X\n", Status);
626 NtClose(SymbolicLinkHandle);
627 return ERROR_INVALID_PARAMETER;
628 }
629 }
630 else
631 {
632 /* Failure */
633 DPRINT("Error, Status = %08X\n", Status);
634 return ERROR_INVALID_PARAMETER;
635 }
636 }
637
638
639 DWORD
640 ScmCanonDriverImagePath(DWORD dwStartType,
641 const wchar_t *lpServiceName,
642 wchar_t **lpCanonName)
643 {
644 DWORD Result;
645 SIZE_T ServiceNameLen;
646 UNICODE_STRING NtServiceName;
647 WCHAR *RelativeName;
648 const WCHAR *SourceName = lpServiceName;
649
650 /* Calculate the length of the service's name */
651 ServiceNameLen = wcslen(lpServiceName);
652
653 /* 12 is wcslen(L"\\SystemRoot\\") */
654 if (ServiceNameLen > 12 &&
655 !_wcsnicmp(L"\\SystemRoot\\", lpServiceName, 12))
656 {
657 /* SystemRoot prefix is already included */
658 *lpCanonName = HeapAlloc(GetProcessHeap(),
659 HEAP_ZERO_MEMORY,
660 (ServiceNameLen + 1) * sizeof(WCHAR));
661
662 if (*lpCanonName == NULL)
663 {
664 DPRINT("Error allocating memory for canonized service name!\n");
665 return ERROR_NOT_ENOUGH_MEMORY;
666 }
667
668 /* If it's a boot-time driver, it must be systemroot relative */
669 if (dwStartType == SERVICE_BOOT_START)
670 SourceName += 12;
671
672 /* Copy it */
673 wcscpy(*lpCanonName, SourceName);
674
675 DPRINT("Canonicalized name %S\n", *lpCanonName);
676 return NO_ERROR;
677 }
678
679 /* Check if it has %SystemRoot% (len=13) */
680 if (ServiceNameLen > 13 &&
681 !_wcsnicmp(L"%SystemRoot%\\", lpServiceName, 13))
682 {
683 /* Substitute %SystemRoot% with \\SystemRoot\\ */
684 *lpCanonName = HeapAlloc(GetProcessHeap(),
685 HEAP_ZERO_MEMORY,
686 (ServiceNameLen + 1) * sizeof(WCHAR));
687
688 if (*lpCanonName == NULL)
689 {
690 DPRINT("Error allocating memory for canonized service name!\n");
691 return ERROR_NOT_ENOUGH_MEMORY;
692 }
693
694 /* If it's a boot-time driver, it must be systemroot relative */
695 if (dwStartType == SERVICE_BOOT_START)
696 wcscpy(*lpCanonName, L"\\SystemRoot\\");
697
698 wcscat(*lpCanonName, lpServiceName + 13);
699
700 DPRINT("Canonicalized name %S\n", *lpCanonName);
701 return NO_ERROR;
702 }
703
704 /* Check if it's a relative path name */
705 if (lpServiceName[0] != L'\\' && lpServiceName[1] != L':')
706 {
707 *lpCanonName = HeapAlloc(GetProcessHeap(),
708 HEAP_ZERO_MEMORY,
709 (ServiceNameLen + 1) * sizeof(WCHAR));
710
711 if (*lpCanonName == NULL)
712 {
713 DPRINT("Error allocating memory for canonized service name!\n");
714 return ERROR_NOT_ENOUGH_MEMORY;
715 }
716
717 /* Just copy it over without changing */
718 wcscpy(*lpCanonName, lpServiceName);
719
720 return NO_ERROR;
721 }
722
723 /* It seems to be a DOS path, convert it */
724 if (!RtlDosPathNameToNtPathName_U(lpServiceName, &NtServiceName, NULL, NULL))
725 {
726 DPRINT("RtlDosPathNameToNtPathName_U() failed!\n");
727 return ERROR_INVALID_PARAMETER;
728 }
729
730 *lpCanonName = HeapAlloc(GetProcessHeap(),
731 HEAP_ZERO_MEMORY,
732 NtServiceName.Length + sizeof(WCHAR));
733
734 if (*lpCanonName == NULL)
735 {
736 DPRINT("Error allocating memory for canonized service name!\n");
737 RtlFreeUnicodeString(&NtServiceName);
738 return ERROR_NOT_ENOUGH_MEMORY;
739 }
740
741 /* Copy the string */
742 wcsncpy(*lpCanonName, NtServiceName.Buffer, NtServiceName.Length / sizeof(WCHAR));
743
744 /* The unicode string is not needed anymore */
745 RtlFreeUnicodeString(&NtServiceName);
746
747 if (dwStartType != SERVICE_BOOT_START)
748 {
749 DPRINT("Canonicalized name %S\n", *lpCanonName);
750 return NO_ERROR;
751 }
752
753 /* The service is boot-started, so must be relative */
754 Result = ScmConvertToBootPathName(*lpCanonName, &RelativeName);
755 if (Result)
756 {
757 /* There is a problem, free name and return */
758 HeapFree(GetProcessHeap(), 0, *lpCanonName);
759 DPRINT("Error converting named!\n");
760 return Result;
761 }
762
763 ASSERT(RelativeName);
764
765 /* Copy that string */
766 wcscpy(*lpCanonName, RelativeName + 12);
767
768 /* Free the allocated buffer */
769 HeapFree(GetProcessHeap(), 0, RelativeName);
770
771 DPRINT("Canonicalized name %S\n", *lpCanonName);
772
773 /* Success */
774 return NO_ERROR;
775 }
776
777
778 /* Internal recursive function */
779 /* Need to search for every dependency on every service */
780 static DWORD
781 Int_EnumDependentServicesW(HKEY hServicesKey,
782 PSERVICE lpService,
783 DWORD dwServiceState,
784 PSERVICE *lpServices,
785 LPDWORD pcbBytesNeeded,
786 LPDWORD lpServicesReturned)
787 {
788 DWORD dwError = ERROR_SUCCESS;
789 WCHAR szNameBuf[MAX_PATH];
790 WCHAR szValueBuf[MAX_PATH];
791 WCHAR *lpszNameBuf = szNameBuf;
792 WCHAR *lpszValueBuf = szValueBuf;
793 DWORD dwSize;
794 DWORD dwNumSubKeys;
795 DWORD dwIteration;
796 PSERVICE lpCurrentService;
797 HKEY hServiceEnumKey;
798 DWORD dwCurrentServiceState = SERVICE_ACTIVE;
799 DWORD dwDependServiceStrPtr = 0;
800 DWORD dwRequiredSize = 0;
801
802 /* Get the number of service keys */
803 dwError = RegQueryInfoKeyW(hServicesKey,
804 NULL,
805 NULL,
806 NULL,
807 &dwNumSubKeys,
808 NULL,
809 NULL,
810 NULL,
811 NULL,
812 NULL,
813 NULL,
814 NULL);
815 if (dwError != ERROR_SUCCESS)
816 {
817 DPRINT("ERROR! Unable to get number of services keys.\n");
818 return dwError;
819 }
820
821 /* Iterate the service keys to see if another service depends on the this service */
822 for (dwIteration = 0; dwIteration < dwNumSubKeys; dwIteration++)
823 {
824 dwSize = MAX_PATH;
825 dwError = RegEnumKeyExW(hServicesKey,
826 dwIteration,
827 lpszNameBuf,
828 &dwSize,
829 NULL,
830 NULL,
831 NULL,
832 NULL);
833 if (dwError != ERROR_SUCCESS)
834 return dwError;
835
836 /* Open the Service key */
837 dwError = RegOpenKeyExW(hServicesKey,
838 lpszNameBuf,
839 0,
840 KEY_READ,
841 &hServiceEnumKey);
842 if (dwError != ERROR_SUCCESS)
843 return dwError;
844
845 dwSize = MAX_PATH * sizeof(WCHAR);
846
847 /* Check for the DependOnService Value */
848 dwError = RegQueryValueExW(hServiceEnumKey,
849 L"DependOnService",
850 NULL,
851 NULL,
852 (LPBYTE)lpszValueBuf,
853 &dwSize);
854
855 /* FIXME: Handle load order. */
856
857 /* If the service found has a DependOnService value */
858 if (dwError == ERROR_SUCCESS)
859 {
860 dwDependServiceStrPtr = 0;
861
862 /* Can be more than one Dependencies in the DependOnService string */
863 while (wcslen(lpszValueBuf + dwDependServiceStrPtr) > 0)
864 {
865 if (_wcsicmp(lpszValueBuf + dwDependServiceStrPtr, lpService->lpServiceName) == 0)
866 {
867 /* Get the current enumed service pointer */
868 lpCurrentService = ScmGetServiceEntryByName(lpszNameBuf);
869
870 /* Check for valid Service */
871 if (!lpCurrentService)
872 {
873 /* This should never happen! */
874 DPRINT("This should not happen at this point, report to Developer\n");
875 return ERROR_NOT_FOUND;
876 }
877
878 /* Determine state the service is in */
879 if (lpCurrentService->Status.dwCurrentState == SERVICE_STOPPED)
880 dwCurrentServiceState = SERVICE_INACTIVE;
881
882 /* If the ServiceState matches that requested or searching for SERVICE_STATE_ALL */
883 if ((dwCurrentServiceState == dwServiceState) ||
884 (dwServiceState == SERVICE_STATE_ALL))
885 {
886 /* Calculate the required size */
887 dwRequiredSize += sizeof(SERVICE_STATUS);
888 dwRequiredSize += (DWORD)((wcslen(lpCurrentService->lpServiceName) + 1) * sizeof(WCHAR));
889 dwRequiredSize += (DWORD)((wcslen(lpCurrentService->lpDisplayName) + 1) * sizeof(WCHAR));
890
891 /* Add the size for service name and display name pointers */
892 dwRequiredSize += (2 * sizeof(PVOID));
893
894 /* increase the BytesNeeded size */
895 *pcbBytesNeeded = *pcbBytesNeeded + dwRequiredSize;
896
897 /* Don't fill callers buffer yet, as MSDN read that the last service with dependency
898 comes first */
899
900 /* Recursive call to check for its dependencies */
901 Int_EnumDependentServicesW(hServicesKey,
902 lpCurrentService,
903 dwServiceState,
904 lpServices,
905 pcbBytesNeeded,
906 lpServicesReturned);
907
908 /* If the lpServices is valid set the service pointer */
909 if (lpServices)
910 lpServices[*lpServicesReturned] = lpCurrentService;
911
912 *lpServicesReturned = *lpServicesReturned + 1;
913 }
914 }
915
916 dwDependServiceStrPtr += (DWORD)(wcslen(lpszValueBuf + dwDependServiceStrPtr) + 1);
917 }
918 }
919 else if (*pcbBytesNeeded)
920 {
921 dwError = ERROR_SUCCESS;
922 }
923
924 RegCloseKey(hServiceEnumKey);
925 }
926
927 return dwError;
928 }
929
930
931 /* Function 0 */
932 DWORD
933 WINAPI
934 RCloseServiceHandle(
935 LPSC_RPC_HANDLE hSCObject)
936 {
937 PMANAGER_HANDLE hManager;
938 PSERVICE_HANDLE hService;
939 PSERVICE lpService;
940 HKEY hServicesKey;
941 DWORD dwError;
942 DWORD pcbBytesNeeded = 0;
943 DWORD dwServicesReturned = 0;
944
945 DPRINT("RCloseServiceHandle() called\n");
946
947 DPRINT("hSCObject = %p\n", *hSCObject);
948
949 if (*hSCObject == 0)
950 return ERROR_INVALID_HANDLE;
951
952 hManager = ScmGetServiceManagerFromHandle(*hSCObject);
953 hService = ScmGetServiceFromHandle(*hSCObject);
954
955 if (hManager != NULL)
956 {
957 DPRINT("Found manager handle\n");
958
959 /* Make sure we don't access stale memory if someone tries to use this handle again. */
960 hManager->Handle.Tag = INVALID_TAG;
961
962 HeapFree(GetProcessHeap(), 0, hManager);
963 hManager = NULL;
964
965 *hSCObject = NULL;
966
967 DPRINT("RCloseServiceHandle() done\n");
968 return ERROR_SUCCESS;
969 }
970 else if (hService != NULL)
971 {
972 DPRINT("Found service handle\n");
973
974 /* Lock the service database exclusively */
975 ScmLockDatabaseExclusive();
976
977 /* Get the pointer to the service record */
978 lpService = hService->ServiceEntry;
979
980 /* Make sure we don't access stale memory if someone tries to use this handle again. */
981 hService->Handle.Tag = INVALID_TAG;
982
983 /* Free the handle */
984 HeapFree(GetProcessHeap(), 0, hService);
985 hService = NULL;
986
987 ASSERT(lpService->dwRefCount > 0);
988
989 lpService->dwRefCount--;
990 DPRINT("CloseServiceHandle - lpService->dwRefCount %u\n",
991 lpService->dwRefCount);
992
993 if (lpService->dwRefCount == 0)
994 {
995 /* If this service has been marked for deletion */
996 if (lpService->bDeleted &&
997 lpService->Status.dwCurrentState == SERVICE_STOPPED)
998 {
999 /* Open the Services Reg key */
1000 dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
1001 L"System\\CurrentControlSet\\Services",
1002 0,
1003 KEY_SET_VALUE | KEY_READ,
1004 &hServicesKey);
1005 if (dwError != ERROR_SUCCESS)
1006 {
1007 DPRINT("Failed to open services key\n");
1008 ScmUnlockDatabase();
1009 return dwError;
1010 }
1011
1012 /* Call the internal function with NULL, just to get bytes we need */
1013 Int_EnumDependentServicesW(hServicesKey,
1014 lpService,
1015 SERVICE_ACTIVE,
1016 NULL,
1017 &pcbBytesNeeded,
1018 &dwServicesReturned);
1019
1020 /* If pcbBytesNeeded returned a value then there are services running that are dependent on this service */
1021 if (pcbBytesNeeded)
1022 {
1023 DPRINT("Deletion failed due to running dependencies.\n");
1024 RegCloseKey(hServicesKey);
1025 ScmUnlockDatabase();
1026 return ERROR_SUCCESS;
1027 }
1028
1029 /* There are no references and no running dependencies,
1030 it is now safe to delete the service */
1031
1032 /* Delete the Service Key */
1033 dwError = ScmDeleteRegKey(hServicesKey,
1034 lpService->lpServiceName);
1035
1036 RegCloseKey(hServicesKey);
1037
1038 if (dwError != ERROR_SUCCESS)
1039 {
1040 DPRINT("Failed to Delete the Service Registry key\n");
1041 ScmUnlockDatabase();
1042 return dwError;
1043 }
1044
1045 /* Delete the Service */
1046 ScmDeleteServiceRecord(lpService);
1047 }
1048 }
1049
1050 ScmUnlockDatabase();
1051
1052 *hSCObject = NULL;
1053
1054 DPRINT("RCloseServiceHandle() done\n");
1055 return ERROR_SUCCESS;
1056 }
1057
1058 DPRINT("Invalid handle tag (Tag %lx)\n", hManager->Handle.Tag);
1059
1060 return ERROR_INVALID_HANDLE;
1061 }
1062
1063
1064 /* Function 1 */
1065 DWORD
1066 WINAPI
1067 RControlService(
1068 SC_RPC_HANDLE hService,
1069 DWORD dwControl,
1070 LPSERVICE_STATUS lpServiceStatus)
1071 {
1072 PSERVICE_HANDLE hSvc;
1073 PSERVICE lpService;
1074 ACCESS_MASK DesiredAccess;
1075 DWORD dwError = ERROR_SUCCESS;
1076 DWORD pcbBytesNeeded = 0;
1077 DWORD dwServicesReturned = 0;
1078 DWORD dwControlsAccepted;
1079 DWORD dwCurrentState;
1080 HKEY hServicesKey = NULL;
1081 LPCWSTR lpLogStrings[2];
1082 WCHAR szLogBuffer[80];
1083 UINT uID;
1084
1085 DPRINT("RControlService() called\n");
1086
1087 if (ScmShutdown)
1088 return ERROR_SHUTDOWN_IN_PROGRESS;
1089
1090 /* Check the service handle */
1091 hSvc = ScmGetServiceFromHandle(hService);
1092 if (hSvc == NULL)
1093 {
1094 DPRINT1("Invalid service handle!\n");
1095 return ERROR_INVALID_HANDLE;
1096 }
1097
1098 /* Check the service entry point */
1099 lpService = hSvc->ServiceEntry;
1100 if (lpService == NULL)
1101 {
1102 DPRINT1("lpService == NULL!\n");
1103 return ERROR_INVALID_HANDLE;
1104 }
1105
1106 /* Check access rights */
1107 switch (dwControl)
1108 {
1109 case SERVICE_CONTROL_STOP:
1110 DesiredAccess = SERVICE_STOP;
1111 break;
1112
1113 case SERVICE_CONTROL_PAUSE:
1114 case SERVICE_CONTROL_CONTINUE:
1115 case SERVICE_CONTROL_PARAMCHANGE:
1116 case SERVICE_CONTROL_NETBINDADD:
1117 case SERVICE_CONTROL_NETBINDREMOVE:
1118 case SERVICE_CONTROL_NETBINDENABLE:
1119 case SERVICE_CONTROL_NETBINDDISABLE:
1120 DesiredAccess = SERVICE_PAUSE_CONTINUE;
1121 break;
1122
1123 case SERVICE_CONTROL_INTERROGATE:
1124 DesiredAccess = SERVICE_INTERROGATE;
1125 break;
1126
1127 default:
1128 if (dwControl >= 128 && dwControl <= 255)
1129 DesiredAccess = SERVICE_USER_DEFINED_CONTROL;
1130 else
1131 return ERROR_INVALID_PARAMETER;
1132 break;
1133 }
1134
1135 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1136 DesiredAccess))
1137 return ERROR_ACCESS_DENIED;
1138
1139 /* Return the current service status information */
1140 RtlCopyMemory(lpServiceStatus,
1141 &lpService->Status,
1142 sizeof(SERVICE_STATUS));
1143
1144 if (dwControl == SERVICE_CONTROL_STOP)
1145 {
1146 /* Check if the service has dependencies running as windows
1147 doesn't stop a service that does */
1148
1149 /* Open the Services Reg key */
1150 dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
1151 L"System\\CurrentControlSet\\Services",
1152 0,
1153 KEY_READ,
1154 &hServicesKey);
1155 if (dwError != ERROR_SUCCESS)
1156 {
1157 DPRINT("Failed to open services key\n");
1158 return dwError;
1159 }
1160
1161 /* Call the internal function with NULL, just to get bytes we need */
1162 Int_EnumDependentServicesW(hServicesKey,
1163 lpService,
1164 SERVICE_ACTIVE,
1165 NULL,
1166 &pcbBytesNeeded,
1167 &dwServicesReturned);
1168
1169 RegCloseKey(hServicesKey);
1170
1171 /* If pcbBytesNeeded is not zero then there are services running that
1172 are dependent on this service */
1173 if (pcbBytesNeeded != 0)
1174 {
1175 DPRINT("Service has running dependencies. Failed to stop service.\n");
1176 return ERROR_DEPENDENT_SERVICES_RUNNING;
1177 }
1178 }
1179
1180 if (lpService->Status.dwServiceType & SERVICE_DRIVER)
1181 {
1182 /* Send control code to the driver */
1183 dwError = ScmControlDriver(lpService,
1184 dwControl,
1185 lpServiceStatus);
1186 }
1187 else
1188 {
1189 dwControlsAccepted = lpService->Status.dwControlsAccepted;
1190 dwCurrentState = lpService->Status.dwCurrentState;
1191
1192 /* Return ERROR_SERVICE_NOT_ACTIVE if the service has not been started */
1193 if (lpService->lpImage == NULL || dwCurrentState == SERVICE_STOPPED)
1194 return ERROR_SERVICE_NOT_ACTIVE;
1195
1196 /* Check the current state before sending a control request */
1197 switch (dwCurrentState)
1198 {
1199 case SERVICE_STOP_PENDING:
1200 case SERVICE_STOPPED:
1201 return ERROR_SERVICE_CANNOT_ACCEPT_CTRL;
1202
1203 case SERVICE_START_PENDING:
1204 switch (dwControl)
1205 {
1206 case SERVICE_CONTROL_STOP:
1207 break;
1208
1209 case SERVICE_CONTROL_INTERROGATE:
1210 RtlCopyMemory(lpServiceStatus,
1211 &lpService->Status,
1212 sizeof(SERVICE_STATUS));
1213 return ERROR_SUCCESS;
1214
1215 default:
1216 return ERROR_SERVICE_CANNOT_ACCEPT_CTRL;
1217 }
1218 break;
1219 }
1220
1221 /* Check if the control code is acceptable to the service */
1222 switch (dwControl)
1223 {
1224 case SERVICE_CONTROL_STOP:
1225 if ((dwControlsAccepted & SERVICE_ACCEPT_STOP) == 0)
1226 return ERROR_INVALID_SERVICE_CONTROL;
1227 break;
1228
1229 case SERVICE_CONTROL_PAUSE:
1230 case SERVICE_CONTROL_CONTINUE:
1231 if ((dwControlsAccepted & SERVICE_ACCEPT_PAUSE_CONTINUE) == 0)
1232 return ERROR_INVALID_SERVICE_CONTROL;
1233 break;
1234
1235 case SERVICE_CONTROL_PARAMCHANGE:
1236 if ((dwControlsAccepted & SERVICE_ACCEPT_PARAMCHANGE) == 0)
1237 return ERROR_INVALID_SERVICE_CONTROL;
1238 break;
1239
1240 case SERVICE_CONTROL_NETBINDADD:
1241 case SERVICE_CONTROL_NETBINDREMOVE:
1242 case SERVICE_CONTROL_NETBINDENABLE:
1243 case SERVICE_CONTROL_NETBINDDISABLE:
1244 if ((dwControlsAccepted & SERVICE_ACCEPT_NETBINDCHANGE) == 0)
1245 return ERROR_INVALID_SERVICE_CONTROL;
1246 break;
1247 }
1248
1249 /* Send control code to the service */
1250 dwError = ScmControlService(lpService->lpImage->hControlPipe,
1251 lpService->lpServiceName,
1252 (SERVICE_STATUS_HANDLE)lpService,
1253 dwControl);
1254
1255 /* Return service status information */
1256 RtlCopyMemory(lpServiceStatus,
1257 &lpService->Status,
1258 sizeof(SERVICE_STATUS));
1259 }
1260
1261 if (dwError == ERROR_SUCCESS)
1262 {
1263 if (dwControl == SERVICE_CONTROL_STOP ||
1264 dwControl == SERVICE_CONTROL_PAUSE ||
1265 dwControl == SERVICE_CONTROL_CONTINUE)
1266 {
1267 /* Log a successful send control */
1268
1269 switch (dwControl)
1270 {
1271 case SERVICE_CONTROL_STOP:
1272 uID = IDS_SERVICE_STOP;
1273 break;
1274
1275 case SERVICE_CONTROL_PAUSE:
1276 uID = IDS_SERVICE_PAUSE;
1277 break;
1278
1279 case SERVICE_CONTROL_CONTINUE:
1280 uID = IDS_SERVICE_RESUME;
1281 break;
1282 }
1283 LoadStringW(GetModuleHandle(NULL), uID, szLogBuffer, ARRAYSIZE(szLogBuffer));
1284
1285 lpLogStrings[0] = lpService->lpDisplayName;
1286 lpLogStrings[1] = szLogBuffer;
1287
1288 ScmLogEvent(EVENT_SERVICE_CONTROL_SUCCESS,
1289 EVENTLOG_INFORMATION_TYPE,
1290 2,
1291 lpLogStrings);
1292 }
1293 }
1294
1295 return dwError;
1296 }
1297
1298
1299 /* Function 2 */
1300 DWORD
1301 WINAPI
1302 RDeleteService(
1303 SC_RPC_HANDLE hService)
1304 {
1305 PSERVICE_HANDLE hSvc;
1306 PSERVICE lpService;
1307 DWORD dwError;
1308
1309 DPRINT("RDeleteService() called\n");
1310
1311 if (ScmShutdown)
1312 return ERROR_SHUTDOWN_IN_PROGRESS;
1313
1314 hSvc = ScmGetServiceFromHandle(hService);
1315 if (hSvc == NULL)
1316 {
1317 DPRINT1("Invalid service handle!\n");
1318 return ERROR_INVALID_HANDLE;
1319 }
1320
1321 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1322 DELETE))
1323 return ERROR_ACCESS_DENIED;
1324
1325 lpService = hSvc->ServiceEntry;
1326 if (lpService == NULL)
1327 {
1328 DPRINT("lpService == NULL!\n");
1329 return ERROR_INVALID_HANDLE;
1330 }
1331
1332 /* Lock the service database exclusively */
1333 ScmLockDatabaseExclusive();
1334
1335 if (lpService->bDeleted)
1336 {
1337 DPRINT("The service has already been marked for delete!\n");
1338 dwError = ERROR_SERVICE_MARKED_FOR_DELETE;
1339 goto Done;
1340 }
1341
1342 /* Mark service for delete */
1343 lpService->bDeleted = TRUE;
1344
1345 dwError = ScmMarkServiceForDelete(lpService);
1346
1347 Done:
1348 /* Unlock the service database */
1349 ScmUnlockDatabase();
1350
1351 DPRINT("RDeleteService() done\n");
1352
1353 return dwError;
1354 }
1355
1356
1357 /* Function 3 */
1358 DWORD
1359 WINAPI
1360 RLockServiceDatabase(
1361 SC_RPC_HANDLE hSCManager,
1362 LPSC_RPC_LOCK lpLock)
1363 {
1364 PMANAGER_HANDLE hMgr;
1365
1366 DPRINT("RLockServiceDatabase() called\n");
1367
1368 *lpLock = NULL;
1369
1370 hMgr = ScmGetServiceManagerFromHandle(hSCManager);
1371 if (hMgr == NULL)
1372 {
1373 DPRINT1("Invalid service manager handle!\n");
1374 return ERROR_INVALID_HANDLE;
1375 }
1376
1377 if (!RtlAreAllAccessesGranted(hMgr->Handle.DesiredAccess,
1378 SC_MANAGER_LOCK))
1379 return ERROR_ACCESS_DENIED;
1380
1381 return ScmAcquireServiceStartLock(FALSE, lpLock);
1382 }
1383
1384
1385 /* Function 4 */
1386 DWORD
1387 WINAPI
1388 RQueryServiceObjectSecurity(
1389 SC_RPC_HANDLE hService,
1390 SECURITY_INFORMATION dwSecurityInformation,
1391 LPBYTE lpSecurityDescriptor,
1392 DWORD cbBufSize,
1393 LPBOUNDED_DWORD_256K pcbBytesNeeded)
1394 {
1395 PSERVICE_HANDLE hSvc;
1396 PSERVICE lpService;
1397 ULONG DesiredAccess = 0;
1398 NTSTATUS Status;
1399 DWORD dwBytesNeeded;
1400 DWORD dwError;
1401
1402 DPRINT("RQueryServiceObjectSecurity() called\n");
1403
1404 hSvc = ScmGetServiceFromHandle(hService);
1405 if (hSvc == NULL)
1406 {
1407 DPRINT1("Invalid service handle!\n");
1408 return ERROR_INVALID_HANDLE;
1409 }
1410
1411 if (dwSecurityInformation & (DACL_SECURITY_INFORMATION |
1412 GROUP_SECURITY_INFORMATION |
1413 OWNER_SECURITY_INFORMATION))
1414 DesiredAccess |= READ_CONTROL;
1415
1416 if (dwSecurityInformation & SACL_SECURITY_INFORMATION)
1417 DesiredAccess |= ACCESS_SYSTEM_SECURITY;
1418
1419 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1420 DesiredAccess))
1421 {
1422 DPRINT("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
1423 return ERROR_ACCESS_DENIED;
1424 }
1425
1426 lpService = hSvc->ServiceEntry;
1427 if (lpService == NULL)
1428 {
1429 DPRINT("lpService == NULL!\n");
1430 return ERROR_INVALID_HANDLE;
1431 }
1432
1433 /* Lock the service database */
1434 ScmLockDatabaseShared();
1435
1436 /* Retrieve the security descriptor */
1437 Status = RtlQuerySecurityObject(lpService->pSecurityDescriptor,
1438 dwSecurityInformation,
1439 (PSECURITY_DESCRIPTOR)lpSecurityDescriptor,
1440 cbBufSize,
1441 &dwBytesNeeded);
1442
1443 /* Unlock the service database */
1444 ScmUnlockDatabase();
1445
1446 if (NT_SUCCESS(Status))
1447 {
1448 *pcbBytesNeeded = dwBytesNeeded;
1449 dwError = STATUS_SUCCESS;
1450 }
1451 else if (Status == STATUS_BUFFER_TOO_SMALL)
1452 {
1453 *pcbBytesNeeded = dwBytesNeeded;
1454 dwError = ERROR_INSUFFICIENT_BUFFER;
1455 }
1456 else if (Status == STATUS_BAD_DESCRIPTOR_FORMAT)
1457 {
1458 dwError = ERROR_GEN_FAILURE;
1459 }
1460 else
1461 {
1462 dwError = RtlNtStatusToDosError(Status);
1463 }
1464
1465 return dwError;
1466 }
1467
1468
1469 /* Function 5 */
1470 DWORD
1471 WINAPI
1472 RSetServiceObjectSecurity(
1473 SC_RPC_HANDLE hService,
1474 DWORD dwSecurityInformation,
1475 LPBYTE lpSecurityDescriptor,
1476 DWORD dwSecurityDescriptorSize)
1477 {
1478 PSERVICE_HANDLE hSvc;
1479 PSERVICE lpService;
1480 ACCESS_MASK DesiredAccess = 0;
1481 HANDLE hToken = NULL;
1482 HKEY hServiceKey = NULL;
1483 BOOL bDatabaseLocked = FALSE;
1484 NTSTATUS Status;
1485 DWORD dwError;
1486
1487 DPRINT("RSetServiceObjectSecurity() called\n");
1488
1489 hSvc = ScmGetServiceFromHandle(hService);
1490 if (hSvc == NULL)
1491 {
1492 DPRINT1("Invalid service handle!\n");
1493 return ERROR_INVALID_HANDLE;
1494 }
1495
1496 if (dwSecurityInformation == 0 ||
1497 dwSecurityInformation & ~(OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION
1498 | DACL_SECURITY_INFORMATION | SACL_SECURITY_INFORMATION))
1499 {
1500 return ERROR_INVALID_PARAMETER;
1501 }
1502
1503 if (!RtlValidSecurityDescriptor((PSECURITY_DESCRIPTOR)lpSecurityDescriptor))
1504 return ERROR_INVALID_PARAMETER;
1505
1506 if (dwSecurityInformation & SACL_SECURITY_INFORMATION)
1507 DesiredAccess |= ACCESS_SYSTEM_SECURITY;
1508
1509 if (dwSecurityInformation & DACL_SECURITY_INFORMATION)
1510 DesiredAccess |= WRITE_DAC;
1511
1512 if (dwSecurityInformation & (OWNER_SECURITY_INFORMATION | GROUP_SECURITY_INFORMATION))
1513 DesiredAccess |= WRITE_OWNER;
1514
1515 if ((dwSecurityInformation & OWNER_SECURITY_INFORMATION) &&
1516 (((PISECURITY_DESCRIPTOR)lpSecurityDescriptor)->Owner == NULL))
1517 {
1518 return ERROR_INVALID_PARAMETER;
1519 }
1520
1521 if ((dwSecurityInformation & GROUP_SECURITY_INFORMATION) &&
1522 (((PISECURITY_DESCRIPTOR)lpSecurityDescriptor)->Group == NULL))
1523 {
1524 return ERROR_INVALID_PARAMETER;
1525 }
1526
1527 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1528 DesiredAccess))
1529 {
1530 DPRINT1("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
1531 return ERROR_ACCESS_DENIED;
1532 }
1533
1534 lpService = hSvc->ServiceEntry;
1535 if (lpService == NULL)
1536 {
1537 DPRINT1("lpService == NULL!\n");
1538 return ERROR_INVALID_HANDLE;
1539 }
1540
1541 if (lpService->bDeleted)
1542 return ERROR_SERVICE_MARKED_FOR_DELETE;
1543
1544 #if 0
1545 RpcImpersonateClient(NULL);
1546
1547 Status = NtOpenThreadToken(NtCurrentThread(),
1548 8,
1549 TRUE,
1550 &hToken);
1551 if (!NT_SUCCESS(Status))
1552 return RtlNtStatusToDosError(Status);
1553
1554 RpcRevertToSelf();
1555 #endif
1556
1557 /* Build the new security descriptor */
1558 Status = RtlSetSecurityObject(dwSecurityInformation,
1559 (PSECURITY_DESCRIPTOR)lpSecurityDescriptor,
1560 &lpService->pSecurityDescriptor,
1561 &ScmServiceMapping,
1562 hToken);
1563 if (!NT_SUCCESS(Status))
1564 {
1565 dwError = RtlNtStatusToDosError(Status);
1566 goto Done;
1567 }
1568
1569 /* Lock the service database exclusive */
1570 ScmLockDatabaseExclusive();
1571 bDatabaseLocked = TRUE;
1572
1573 /* Open the service key */
1574 dwError = ScmOpenServiceKey(lpService->lpServiceName,
1575 READ_CONTROL | KEY_CREATE_SUB_KEY | KEY_SET_VALUE,
1576 &hServiceKey);
1577 if (dwError != ERROR_SUCCESS)
1578 goto Done;
1579
1580 /* Store the new security descriptor */
1581 dwError = ScmWriteSecurityDescriptor(hServiceKey,
1582 lpService->pSecurityDescriptor);
1583
1584 RegFlushKey(hServiceKey);
1585
1586 Done:
1587 if (hServiceKey != NULL)
1588 RegCloseKey(hServiceKey);
1589
1590 /* Unlock service database */
1591 if (bDatabaseLocked == TRUE)
1592 ScmUnlockDatabase();
1593
1594 if (hToken != NULL)
1595 NtClose(hToken);
1596
1597 DPRINT("RSetServiceObjectSecurity() done (Error %lu)\n", dwError);
1598
1599 return dwError;
1600 }
1601
1602
1603 /* Function 6 */
1604 DWORD
1605 WINAPI
1606 RQueryServiceStatus(
1607 SC_RPC_HANDLE hService,
1608 LPSERVICE_STATUS lpServiceStatus)
1609 {
1610 PSERVICE_HANDLE hSvc;
1611 PSERVICE lpService;
1612
1613 DPRINT("RQueryServiceStatus() called\n");
1614
1615 if (ScmShutdown)
1616 return ERROR_SHUTDOWN_IN_PROGRESS;
1617
1618 hSvc = ScmGetServiceFromHandle(hService);
1619 if (hSvc == NULL)
1620 {
1621 DPRINT1("Invalid service handle!\n");
1622 return ERROR_INVALID_HANDLE;
1623 }
1624
1625 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1626 SERVICE_QUERY_STATUS))
1627 {
1628 DPRINT("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
1629 return ERROR_ACCESS_DENIED;
1630 }
1631
1632 lpService = hSvc->ServiceEntry;
1633 if (lpService == NULL)
1634 {
1635 DPRINT("lpService == NULL!\n");
1636 return ERROR_INVALID_HANDLE;
1637 }
1638
1639 /* Lock the service database shared */
1640 ScmLockDatabaseShared();
1641
1642 /* Return service status information */
1643 RtlCopyMemory(lpServiceStatus,
1644 &lpService->Status,
1645 sizeof(SERVICE_STATUS));
1646
1647 /* Unlock the service database */
1648 ScmUnlockDatabase();
1649
1650 return ERROR_SUCCESS;
1651 }
1652
1653
1654 static BOOL
1655 ScmIsValidServiceState(DWORD dwCurrentState)
1656 {
1657 switch (dwCurrentState)
1658 {
1659 case SERVICE_STOPPED:
1660 case SERVICE_START_PENDING:
1661 case SERVICE_STOP_PENDING:
1662 case SERVICE_RUNNING:
1663 case SERVICE_CONTINUE_PENDING:
1664 case SERVICE_PAUSE_PENDING:
1665 case SERVICE_PAUSED:
1666 return TRUE;
1667
1668 default:
1669 return FALSE;
1670 }
1671 }
1672
1673
1674 /* Function 7 */
1675 DWORD
1676 WINAPI
1677 RSetServiceStatus(
1678 RPC_SERVICE_STATUS_HANDLE hServiceStatus,
1679 LPSERVICE_STATUS lpServiceStatus)
1680 {
1681 PSERVICE lpService;
1682 DWORD dwPreviousState;
1683 DWORD dwPreviousType;
1684 LPCWSTR lpLogStrings[2];
1685 WCHAR szLogBuffer[80];
1686 UINT uID;
1687
1688 DPRINT("RSetServiceStatus() called\n");
1689 DPRINT("hServiceStatus = %lu\n", hServiceStatus);
1690 DPRINT("dwServiceType = 0x%lx\n", lpServiceStatus->dwServiceType);
1691 DPRINT("dwCurrentState = %lu\n", lpServiceStatus->dwCurrentState);
1692 DPRINT("dwControlsAccepted = %lu\n", lpServiceStatus->dwControlsAccepted);
1693 DPRINT("dwWin32ExitCode = %lu\n", lpServiceStatus->dwWin32ExitCode);
1694 DPRINT("dwServiceSpecificExitCode = %lu\n", lpServiceStatus->dwServiceSpecificExitCode);
1695 DPRINT("dwCheckPoint = %lu\n", lpServiceStatus->dwCheckPoint);
1696 DPRINT("dwWaitHint = %lu\n", lpServiceStatus->dwWaitHint);
1697
1698 if (hServiceStatus == 0)
1699 {
1700 DPRINT("hServiceStatus == NULL!\n");
1701 return ERROR_INVALID_HANDLE;
1702 }
1703
1704 lpService = (PSERVICE)hServiceStatus;
1705
1706 /* Check current state */
1707 if (!ScmIsValidServiceState(lpServiceStatus->dwCurrentState))
1708 {
1709 DPRINT("Invalid service state!\n");
1710 return ERROR_INVALID_DATA;
1711 }
1712
1713 /* Check service type */
1714 if (!(lpServiceStatus->dwServiceType & SERVICE_WIN32) &&
1715 (lpServiceStatus->dwServiceType & SERVICE_DRIVER))
1716 {
1717 DPRINT("Invalid service type!\n");
1718 return ERROR_INVALID_DATA;
1719 }
1720
1721 /* Check accepted controls */
1722 if (lpServiceStatus->dwControlsAccepted & ~0xFF)
1723 {
1724 DPRINT("Invalid controls accepted!\n");
1725 return ERROR_INVALID_DATA;
1726 }
1727
1728 /* Set the wait hint and check point only if the service is in a pending state,
1729 otherwise they should be 0 */
1730 if (lpServiceStatus->dwCurrentState == SERVICE_STOPPED ||
1731 lpServiceStatus->dwCurrentState == SERVICE_PAUSED ||
1732 lpServiceStatus->dwCurrentState == SERVICE_RUNNING)
1733 {
1734 lpServiceStatus->dwWaitHint = 0;
1735 lpServiceStatus->dwCheckPoint = 0;
1736 }
1737
1738 /* Lock the service database exclusively */
1739 ScmLockDatabaseExclusive();
1740
1741 /* Save the current service state */
1742 dwPreviousState = lpService->Status.dwCurrentState;
1743
1744 /* Save the current service type */
1745 dwPreviousType = lpService->Status.dwServiceType;
1746
1747 /* Update the service status */
1748 RtlCopyMemory(&lpService->Status,
1749 lpServiceStatus,
1750 sizeof(SERVICE_STATUS));
1751
1752 /* Restore the previous service type */
1753 lpService->Status.dwServiceType = dwPreviousType;
1754
1755 /* Dereference a stopped service */
1756 if ((lpServiceStatus->dwServiceType & SERVICE_WIN32) &&
1757 (lpServiceStatus->dwCurrentState == SERVICE_STOPPED))
1758 {
1759 /* Decrement the image run counter */
1760 lpService->lpImage->dwImageRunCount--;
1761
1762 /* If we just stopped the last running service... */
1763 if (lpService->lpImage->dwImageRunCount == 0)
1764 {
1765 /* Stop the dispatcher thread */
1766 ScmControlService(lpService->lpImage->hControlPipe,
1767 L"",
1768 (SERVICE_STATUS_HANDLE)lpService,
1769 SERVICE_CONTROL_STOP);
1770
1771 /* Remove the service image */
1772 ScmRemoveServiceImage(lpService->lpImage);
1773 lpService->lpImage = NULL;
1774 }
1775 }
1776
1777 /* Unlock the service database */
1778 ScmUnlockDatabase();
1779
1780 if ((lpServiceStatus->dwCurrentState == SERVICE_STOPPED) &&
1781 (dwPreviousState != SERVICE_STOPPED) &&
1782 (lpServiceStatus->dwWin32ExitCode != ERROR_SUCCESS))
1783 {
1784 /* Log a failed service stop */
1785 StringCchPrintfW(szLogBuffer, ARRAYSIZE(szLogBuffer),
1786 L"%lu", lpServiceStatus->dwWin32ExitCode);
1787 lpLogStrings[0] = lpService->lpDisplayName;
1788 lpLogStrings[1] = szLogBuffer;
1789
1790 ScmLogEvent(EVENT_SERVICE_EXIT_FAILED,
1791 EVENTLOG_ERROR_TYPE,
1792 2,
1793 lpLogStrings);
1794 }
1795 else if (lpServiceStatus->dwCurrentState != dwPreviousState &&
1796 (lpServiceStatus->dwCurrentState == SERVICE_STOPPED ||
1797 lpServiceStatus->dwCurrentState == SERVICE_RUNNING ||
1798 lpServiceStatus->dwCurrentState == SERVICE_PAUSED))
1799 {
1800 /* Log a successful service status change */
1801 switch(lpServiceStatus->dwCurrentState)
1802 {
1803 case SERVICE_STOPPED:
1804 uID = IDS_SERVICE_STOPPED;
1805 break;
1806
1807 case SERVICE_RUNNING:
1808 uID = IDS_SERVICE_RUNNING;
1809 break;
1810
1811 case SERVICE_PAUSED:
1812 uID = IDS_SERVICE_PAUSED;
1813 break;
1814 }
1815
1816 LoadStringW(GetModuleHandle(NULL), uID, szLogBuffer, ARRAYSIZE(szLogBuffer));
1817 lpLogStrings[0] = lpService->lpDisplayName;
1818 lpLogStrings[1] = szLogBuffer;
1819
1820 ScmLogEvent(EVENT_SERVICE_STATUS_SUCCESS,
1821 EVENTLOG_INFORMATION_TYPE,
1822 2,
1823 lpLogStrings);
1824 }
1825
1826 DPRINT("Set %S to %lu\n", lpService->lpDisplayName, lpService->Status.dwCurrentState);
1827 DPRINT("RSetServiceStatus() done\n");
1828
1829 return ERROR_SUCCESS;
1830 }
1831
1832
1833 /* Function 8 */
1834 DWORD
1835 WINAPI
1836 RUnlockServiceDatabase(
1837 LPSC_RPC_LOCK Lock)
1838 {
1839 DPRINT("RUnlockServiceDatabase(%p)\n", Lock);
1840 return ScmReleaseServiceStartLock(Lock);
1841 }
1842
1843
1844 /* Function 9 */
1845 DWORD
1846 WINAPI
1847 RNotifyBootConfigStatus(
1848 SVCCTL_HANDLEW lpMachineName,
1849 DWORD BootAcceptable)
1850 {
1851 DPRINT1("RNotifyBootConfigStatus(%p %lu) called\n", lpMachineName, BootAcceptable);
1852 return ERROR_SUCCESS;
1853
1854 // UNIMPLEMENTED;
1855 // return ERROR_CALL_NOT_IMPLEMENTED;
1856 }
1857
1858
1859 /* Function 10 */
1860 DWORD
1861 WINAPI
1862 RI_ScSetServiceBitsW(
1863 RPC_SERVICE_STATUS_HANDLE hServiceStatus,
1864 DWORD dwServiceBits,
1865 int bSetBitsOn,
1866 int bUpdateImmediately,
1867 wchar_t *lpString)
1868 {
1869 PSERVICE pService;
1870
1871 DPRINT("RI_ScSetServiceBitsW(%p %lx %d %d %S)\n",
1872 hServiceStatus, dwServiceBits, bSetBitsOn,
1873 bUpdateImmediately, lpString);
1874
1875 if (ScmShutdown)
1876 return ERROR_SHUTDOWN_IN_PROGRESS;
1877
1878 if (lpString != NULL)
1879 return ERROR_INVALID_PARAMETER;
1880
1881 if (hServiceStatus == 0)
1882 {
1883 DPRINT("hServiceStatus == NULL!\n");
1884 return ERROR_INVALID_HANDLE;
1885 }
1886
1887 // FIXME: Validate the status handle
1888 pService = (PSERVICE)hServiceStatus;
1889
1890 if (bSetBitsOn)
1891 {
1892 DPRINT("Old service bits: %08lx\n", pService->dwServiceBits);
1893 DPRINT("Old global service bits: %08lx\n", g_dwServiceBits);
1894 pService->dwServiceBits |= dwServiceBits;
1895 g_dwServiceBits |= dwServiceBits;
1896 DPRINT("New service bits: %08lx\n", pService->dwServiceBits);
1897 DPRINT("New global service bits: %08lx\n", g_dwServiceBits);
1898 }
1899 else
1900 {
1901 DPRINT("Old service bits: %08lx\n", pService->dwServiceBits);
1902 DPRINT("Old global service bits: %08lx\n", g_dwServiceBits);
1903 pService->dwServiceBits &= ~dwServiceBits;
1904 g_dwServiceBits &= ~dwServiceBits;
1905 DPRINT("New service bits: %08lx\n", pService->dwServiceBits);
1906 DPRINT("New global service bits: %08lx\n", g_dwServiceBits);
1907 }
1908
1909 return ERROR_SUCCESS;
1910 }
1911
1912
1913 /* Function 11 */
1914 DWORD
1915 WINAPI
1916 RChangeServiceConfigW(
1917 SC_RPC_HANDLE hService,
1918 DWORD dwServiceType,
1919 DWORD dwStartType,
1920 DWORD dwErrorControl,
1921 LPWSTR lpBinaryPathName,
1922 LPWSTR lpLoadOrderGroup,
1923 LPDWORD lpdwTagId,
1924 LPBYTE lpDependencies,
1925 DWORD dwDependSize,
1926 LPWSTR lpServiceStartName,
1927 LPBYTE lpPassword,
1928 DWORD dwPwSize,
1929 LPWSTR lpDisplayName)
1930 {
1931 DWORD dwError = ERROR_SUCCESS;
1932 PSERVICE_HANDLE hSvc;
1933 PSERVICE lpService = NULL;
1934 HKEY hServiceKey = NULL;
1935 LPWSTR lpDisplayNameW = NULL;
1936 LPWSTR lpImagePathW = NULL;
1937 LPWSTR lpClearTextPassword = NULL;
1938
1939 DPRINT("RChangeServiceConfigW() called\n");
1940 DPRINT("dwServiceType = 0x%lx\n", dwServiceType);
1941 DPRINT("dwStartType = %lu\n", dwStartType);
1942 DPRINT("dwErrorControl = %lu\n", dwErrorControl);
1943 DPRINT("lpBinaryPathName = %S\n", lpBinaryPathName);
1944 DPRINT("lpLoadOrderGroup = %S\n", lpLoadOrderGroup);
1945 DPRINT("lpServiceStartName = %S\n", lpServiceStartName);
1946 DPRINT("lpPassword = %p\n", lpPassword);
1947 DPRINT("dwPwSite = %lu\n", dwPwSize);
1948 DPRINT("lpDisplayName = %S\n", lpDisplayName);
1949
1950 if (ScmShutdown)
1951 return ERROR_SHUTDOWN_IN_PROGRESS;
1952
1953 hSvc = ScmGetServiceFromHandle(hService);
1954 if (hSvc == NULL)
1955 {
1956 DPRINT1("Invalid service handle!\n");
1957 return ERROR_INVALID_HANDLE;
1958 }
1959
1960 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
1961 SERVICE_CHANGE_CONFIG))
1962 {
1963 DPRINT("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
1964 return ERROR_ACCESS_DENIED;
1965 }
1966
1967 /* Check for invalid service type value */
1968 if ((dwServiceType != SERVICE_NO_CHANGE) &&
1969 (dwServiceType != SERVICE_KERNEL_DRIVER) &&
1970 (dwServiceType != SERVICE_FILE_SYSTEM_DRIVER) &&
1971 ((dwServiceType & ~SERVICE_INTERACTIVE_PROCESS) != SERVICE_WIN32_OWN_PROCESS) &&
1972 ((dwServiceType & ~SERVICE_INTERACTIVE_PROCESS) != SERVICE_WIN32_SHARE_PROCESS))
1973 {
1974 return ERROR_INVALID_PARAMETER;
1975 }
1976
1977 /* Check for invalid start type value */
1978 if ((dwStartType != SERVICE_NO_CHANGE) &&
1979 (dwStartType != SERVICE_BOOT_START) &&
1980 (dwStartType != SERVICE_SYSTEM_START) &&
1981 (dwStartType != SERVICE_AUTO_START) &&
1982 (dwStartType != SERVICE_DEMAND_START) &&
1983 (dwStartType != SERVICE_DISABLED))
1984 {
1985 return ERROR_INVALID_PARAMETER;
1986 }
1987
1988 /* Only drivers can be boot start or system start services */
1989 if ((dwStartType == SERVICE_BOOT_START) ||
1990 (dwStartType == SERVICE_SYSTEM_START))
1991 {
1992 if ((dwServiceType != SERVICE_KERNEL_DRIVER) &&
1993 (dwServiceType != SERVICE_FILE_SYSTEM_DRIVER))
1994 return ERROR_INVALID_PARAMETER;
1995 }
1996
1997 /* Check for invalid error control value */
1998 if ((dwErrorControl != SERVICE_NO_CHANGE) &&
1999 (dwErrorControl != SERVICE_ERROR_IGNORE) &&
2000 (dwErrorControl != SERVICE_ERROR_NORMAL) &&
2001 (dwErrorControl != SERVICE_ERROR_SEVERE) &&
2002 (dwErrorControl != SERVICE_ERROR_CRITICAL))
2003 {
2004 return ERROR_INVALID_PARAMETER;
2005 }
2006
2007 if (lpdwTagId && (!lpLoadOrderGroup || !*lpLoadOrderGroup))
2008 {
2009 return ERROR_INVALID_PARAMETER;
2010 }
2011
2012 lpService = hSvc->ServiceEntry;
2013 if (lpService == NULL)
2014 {
2015 DPRINT("lpService == NULL!\n");
2016 return ERROR_INVALID_HANDLE;
2017 }
2018
2019 /* Lock the service database exclusively */
2020 ScmLockDatabaseExclusive();
2021
2022 if (lpService->bDeleted)
2023 {
2024 DPRINT("The service has already been marked for delete!\n");
2025 dwError = ERROR_SERVICE_MARKED_FOR_DELETE;
2026 goto done;
2027 }
2028
2029 /* Open the service key */
2030 dwError = ScmOpenServiceKey(lpService->szServiceName,
2031 KEY_SET_VALUE,
2032 &hServiceKey);
2033 if (dwError != ERROR_SUCCESS)
2034 goto done;
2035
2036 /* Write service data to the registry */
2037
2038 /* Set the display name */
2039 if (lpDisplayName != NULL && *lpDisplayName != 0)
2040 {
2041 RegSetValueExW(hServiceKey,
2042 L"DisplayName",
2043 0,
2044 REG_SZ,
2045 (LPBYTE)lpDisplayName,
2046 (DWORD)((wcslen(lpDisplayName) + 1) * sizeof(WCHAR)));
2047
2048 /* Update the display name */
2049 lpDisplayNameW = HeapAlloc(GetProcessHeap(),
2050 HEAP_ZERO_MEMORY,
2051 (wcslen(lpDisplayName) + 1) * sizeof(WCHAR));
2052 if (lpDisplayNameW == NULL)
2053 {
2054 dwError = ERROR_NOT_ENOUGH_MEMORY;
2055 goto done;
2056 }
2057
2058 wcscpy(lpDisplayNameW, lpDisplayName);
2059 if (lpService->lpDisplayName != lpService->lpServiceName)
2060 HeapFree(GetProcessHeap(), 0, lpService->lpDisplayName);
2061
2062 lpService->lpDisplayName = lpDisplayNameW;
2063 }
2064
2065 if (dwServiceType != SERVICE_NO_CHANGE)
2066 {
2067 /* Set the service type */
2068 dwError = RegSetValueExW(hServiceKey,
2069 L"Type",
2070 0,
2071 REG_DWORD,
2072 (LPBYTE)&dwServiceType,
2073 sizeof(DWORD));
2074 if (dwError != ERROR_SUCCESS)
2075 goto done;
2076
2077 lpService->Status.dwServiceType = dwServiceType;
2078 }
2079
2080 if (dwStartType != SERVICE_NO_CHANGE)
2081 {
2082 /* Set the start value */
2083 dwError = RegSetValueExW(hServiceKey,
2084 L"Start",
2085 0,
2086 REG_DWORD,
2087 (LPBYTE)&dwStartType,
2088 sizeof(DWORD));
2089 if (dwError != ERROR_SUCCESS)
2090 goto done;
2091
2092 lpService->dwStartType = dwStartType;
2093 }
2094
2095 if (dwErrorControl != SERVICE_NO_CHANGE)
2096 {
2097 /* Set the error control value */
2098 dwError = RegSetValueExW(hServiceKey,
2099 L"ErrorControl",
2100 0,
2101 REG_DWORD,
2102 (LPBYTE)&dwErrorControl,
2103 sizeof(DWORD));
2104 if (dwError != ERROR_SUCCESS)
2105 goto done;
2106
2107 lpService->dwErrorControl = dwErrorControl;
2108 }
2109
2110 if (lpBinaryPathName != NULL && *lpBinaryPathName != 0)
2111 {
2112 /* Set the image path */
2113 lpImagePathW = lpBinaryPathName;
2114
2115 if (lpService->Status.dwServiceType & SERVICE_DRIVER)
2116 {
2117 dwError = ScmCanonDriverImagePath(lpService->dwStartType,
2118 lpBinaryPathName,
2119 &lpImagePathW);
2120
2121 if (dwError != ERROR_SUCCESS)
2122 goto done;
2123 }
2124
2125 dwError = RegSetValueExW(hServiceKey,
2126 L"ImagePath",
2127 0,
2128 REG_EXPAND_SZ,
2129 (LPBYTE)lpImagePathW,
2130 (DWORD)((wcslen(lpImagePathW) + 1) * sizeof(WCHAR)));
2131
2132 if (lpImagePathW != lpBinaryPathName)
2133 HeapFree(GetProcessHeap(), 0, lpImagePathW);
2134
2135 if (dwError != ERROR_SUCCESS)
2136 goto done;
2137 }
2138
2139 /* Set the group name */
2140 if (lpLoadOrderGroup != NULL && *lpLoadOrderGroup != 0)
2141 {
2142 dwError = RegSetValueExW(hServiceKey,
2143 L"Group",
2144 0,
2145 REG_SZ,
2146 (LPBYTE)lpLoadOrderGroup,
2147 (DWORD)((wcslen(lpLoadOrderGroup) + 1) * sizeof(WCHAR)));
2148 if (dwError != ERROR_SUCCESS)
2149 goto done;
2150
2151 dwError = ScmSetServiceGroup(lpService,
2152 lpLoadOrderGroup);
2153 if (dwError != ERROR_SUCCESS)
2154 goto done;
2155 }
2156
2157 /* Set the tag */
2158 if (lpdwTagId != NULL)
2159 {
2160 dwError = ScmAssignNewTag(lpService);
2161 if (dwError != ERROR_SUCCESS)
2162 goto done;
2163
2164 dwError = RegSetValueExW(hServiceKey,
2165 L"Tag",
2166 0,
2167 REG_DWORD,
2168 (LPBYTE)&lpService->dwTag,
2169 sizeof(DWORD));
2170 if (dwError != ERROR_SUCCESS)
2171 goto done;
2172
2173 *lpdwTagId = lpService->dwTag;
2174 }
2175
2176 /* Write dependencies */
2177 if (lpDependencies != NULL && *lpDependencies != 0)
2178 {
2179 dwError = ScmWriteDependencies(hServiceKey,
2180 (LPWSTR)lpDependencies,
2181 dwDependSize);
2182 if (dwError != ERROR_SUCCESS)
2183 goto done;
2184 }
2185
2186 /* Start name and password are only used by Win32 services */
2187 if (lpService->Status.dwServiceType & SERVICE_WIN32)
2188 {
2189 /* Write service start name */
2190 if (lpServiceStartName != NULL && *lpServiceStartName != 0)
2191 {
2192 dwError = RegSetValueExW(hServiceKey,
2193 L"ObjectName",
2194 0,
2195 REG_SZ,
2196 (LPBYTE)lpServiceStartName,
2197 (DWORD)((wcslen(lpServiceStartName) + 1) * sizeof(WCHAR)));
2198 if (dwError != ERROR_SUCCESS)
2199 goto done;
2200 }
2201
2202 if (lpPassword != NULL)
2203 {
2204 if (*(LPWSTR)lpPassword != 0)
2205 {
2206 /* Decrypt the password */
2207 dwError = ScmDecryptPassword(lpPassword,
2208 dwPwSize,
2209 &lpClearTextPassword);
2210 if (dwError != ERROR_SUCCESS)
2211 {
2212 DPRINT1("ScmDecryptPassword failed (Error %lu)\n", dwError);
2213 goto done;
2214 }
2215 DPRINT1("Clear text password: %S\n", lpClearTextPassword);
2216
2217 /* Write the password */
2218 dwError = ScmSetServicePassword(lpService->szServiceName,
2219 lpClearTextPassword);
2220 if (dwError != ERROR_SUCCESS)
2221 {
2222 DPRINT1("ScmSetServicePassword failed (Error %lu)\n", dwError);
2223 goto done;
2224 }
2225 }
2226 else
2227 {
2228 /* Delete the password */
2229 dwError = ScmSetServicePassword(lpService->szServiceName,
2230 NULL);
2231 if (dwError == ERROR_FILE_NOT_FOUND)
2232 dwError = ERROR_SUCCESS;
2233
2234 if (dwError != ERROR_SUCCESS)
2235 {
2236 DPRINT1("ScmSetServicePassword failed (Error %lu)\n", dwError);
2237 goto done;
2238 }
2239 }
2240 }
2241 }
2242
2243 done:
2244 if (lpClearTextPassword != NULL)
2245 {
2246 /* Wipe and release the password buffer */
2247 SecureZeroMemory(lpClearTextPassword,
2248 (wcslen(lpClearTextPassword) + 1) * sizeof(WCHAR));
2249 HeapFree(GetProcessHeap(), 0, lpClearTextPassword);
2250 }
2251
2252 if (hServiceKey != NULL)
2253 RegCloseKey(hServiceKey);
2254
2255 /* Unlock the service database */
2256 ScmUnlockDatabase();
2257
2258 DPRINT("RChangeServiceConfigW() done (Error %lu)\n", dwError);
2259
2260 return dwError;
2261 }
2262
2263
2264 /* Function 12 */
2265 DWORD
2266 WINAPI
2267 RCreateServiceW(
2268 SC_RPC_HANDLE hSCManager,
2269 LPCWSTR lpServiceName,
2270 LPCWSTR lpDisplayName,
2271 DWORD dwDesiredAccess,
2272 DWORD dwServiceType,
2273 DWORD dwStartType,
2274 DWORD dwErrorControl,
2275 LPCWSTR lpBinaryPathName,
2276 LPCWSTR lpLoadOrderGroup,
2277 LPDWORD lpdwTagId,
2278 LPBYTE lpDependencies,
2279 DWORD dwDependSize,
2280 LPCWSTR lpServiceStartName,
2281 LPBYTE lpPassword,
2282 DWORD dwPwSize,
2283 LPSC_RPC_HANDLE lpServiceHandle)
2284 {
2285 PMANAGER_HANDLE hManager;
2286 DWORD dwError = ERROR_SUCCESS;
2287 PSERVICE lpService = NULL;
2288 SC_HANDLE hServiceHandle = NULL;
2289 LPWSTR lpImagePath = NULL;
2290 LPWSTR lpClearTextPassword = NULL;
2291 HKEY hServiceKey = NULL;
2292 LPWSTR lpObjectName;
2293
2294 DPRINT("RCreateServiceW() called\n");
2295 DPRINT("lpServiceName = %S\n", lpServiceName);
2296 DPRINT("lpDisplayName = %S\n", lpDisplayName);
2297 DPRINT("dwDesiredAccess = %lx\n", dwDesiredAccess);
2298 DPRINT("dwServiceType = 0x%lx\n", dwServiceType);
2299 DPRINT("dwStartType = %lu\n", dwStartType);
2300 DPRINT("dwErrorControl = %lu\n", dwErrorControl);
2301 DPRINT("lpBinaryPathName = %S\n", lpBinaryPathName);
2302 DPRINT("lpLoadOrderGroup = %S\n", lpLoadOrderGroup);
2303 DPRINT("lpdwTagId = %p\n", lpdwTagId);
2304
2305 if (ScmShutdown)
2306 return ERROR_SHUTDOWN_IN_PROGRESS;
2307
2308 hManager = ScmGetServiceManagerFromHandle(hSCManager);
2309 if (hManager == NULL)
2310 {
2311 DPRINT1("Invalid service manager handle!\n");
2312 return ERROR_INVALID_HANDLE;
2313 }
2314
2315 /* Check access rights */
2316 if (!RtlAreAllAccessesGranted(hManager->Handle.DesiredAccess,
2317 SC_MANAGER_CREATE_SERVICE))
2318 {
2319 DPRINT("Insufficient access rights! 0x%lx\n",
2320 hManager->Handle.DesiredAccess);
2321 return ERROR_ACCESS_DENIED;
2322 }
2323
2324 if (*lpServiceName == 0)
2325 return ERROR_INVALID_NAME;
2326
2327 if (*lpBinaryPathName == 0)
2328 return ERROR_INVALID_PARAMETER;
2329
2330 /* Check for invalid service type value */
2331 if ((dwServiceType != SERVICE_KERNEL_DRIVER) &&
2332 (dwServiceType != SERVICE_FILE_SYSTEM_DRIVER) &&
2333 ((dwServiceType & ~SERVICE_INTERACTIVE_PROCESS) != SERVICE_WIN32_OWN_PROCESS) &&
2334 ((dwServiceType & ~SERVICE_INTERACTIVE_PROCESS) != SERVICE_WIN32_SHARE_PROCESS))
2335 {
2336 return ERROR_INVALID_PARAMETER;
2337 }
2338
2339 /* Check for invalid start type value */
2340 if ((dwStartType != SERVICE_BOOT_START) &&
2341 (dwStartType != SERVICE_SYSTEM_START) &&
2342 (dwStartType != SERVICE_AUTO_START) &&
2343 (dwStartType != SERVICE_DEMAND_START) &&
2344 (dwStartType != SERVICE_DISABLED))
2345 {
2346 return ERROR_INVALID_PARAMETER;
2347 }
2348
2349 /* Only drivers can be boot start or system start services */
2350 if ((dwStartType == SERVICE_BOOT_START) ||
2351 (dwStartType == SERVICE_SYSTEM_START))
2352 {
2353 if ((dwServiceType != SERVICE_KERNEL_DRIVER) &&
2354 (dwServiceType != SERVICE_FILE_SYSTEM_DRIVER))
2355 {
2356 return ERROR_INVALID_PARAMETER;
2357 }
2358 }
2359
2360 /* Check for invalid error control value */
2361 if ((dwErrorControl != SERVICE_ERROR_IGNORE) &&
2362 (dwErrorControl != SERVICE_ERROR_NORMAL) &&
2363 (dwErrorControl != SERVICE_ERROR_SEVERE) &&
2364 (dwErrorControl != SERVICE_ERROR_CRITICAL))
2365 {
2366 return ERROR_INVALID_PARAMETER;
2367 }
2368
2369 if ((dwServiceType == (SERVICE_WIN32_OWN_PROCESS | SERVICE_INTERACTIVE_PROCESS)) &&
2370 (lpServiceStartName))
2371 {
2372 /* We allow LocalSystem to run interactive. */
2373 if (wcsicmp(lpServiceStartName, L"LocalSystem"))
2374 {
2375 return ERROR_INVALID_PARAMETER;
2376 }
2377 }
2378
2379 if (lpdwTagId && (!lpLoadOrderGroup || !*lpLoadOrderGroup))
2380 {
2381 return ERROR_INVALID_PARAMETER;
2382 }
2383
2384 /* Lock the service database exclusively */
2385 ScmLockDatabaseExclusive();
2386
2387 lpService = ScmGetServiceEntryByName(lpServiceName);
2388 if (lpService)
2389 {
2390 /* Unlock the service database */
2391 ScmUnlockDatabase();
2392
2393 /* Check if it is marked for deletion */
2394 if (lpService->bDeleted)
2395 return ERROR_SERVICE_MARKED_FOR_DELETE;
2396
2397 /* Return service-exists error */
2398 return ERROR_SERVICE_EXISTS;
2399 }
2400
2401 if (lpDisplayName != NULL &&
2402 ScmGetServiceEntryByDisplayName(lpDisplayName) != NULL)
2403 {
2404 /* Unlock the service database */
2405 ScmUnlockDatabase();
2406
2407 return ERROR_DUPLICATE_SERVICE_NAME;
2408 }
2409
2410 if (dwServiceType & SERVICE_DRIVER)
2411 {
2412 dwError = ScmCanonDriverImagePath(dwStartType,
2413 lpBinaryPathName,
2414 &lpImagePath);
2415 if (dwError != ERROR_SUCCESS)
2416 goto done;
2417 }
2418 else
2419 {
2420 if (dwStartType == SERVICE_BOOT_START ||
2421 dwStartType == SERVICE_SYSTEM_START)
2422 {
2423 /* Unlock the service database */
2424 ScmUnlockDatabase();
2425
2426 return ERROR_INVALID_PARAMETER;
2427 }
2428 }
2429
2430 /* Allocate a new service entry */
2431 dwError = ScmCreateNewServiceRecord(lpServiceName,
2432 &lpService,
2433 dwServiceType,
2434 dwStartType);
2435 if (dwError != ERROR_SUCCESS)
2436 goto done;
2437
2438 /* Fill the new service entry */
2439 lpService->dwErrorControl = dwErrorControl;
2440
2441 /* Fill the display name */
2442 if (lpDisplayName != NULL &&
2443 *lpDisplayName != 0 &&
2444 _wcsicmp(lpService->lpDisplayName, lpDisplayName) != 0)
2445 {
2446 lpService->lpDisplayName = HeapAlloc(GetProcessHeap(),
2447 HEAP_ZERO_MEMORY,
2448 (wcslen(lpDisplayName) + 1) * sizeof(WCHAR));
2449 if (lpService->lpDisplayName == NULL)
2450 {
2451 dwError = ERROR_NOT_ENOUGH_MEMORY;
2452 goto done;
2453 }
2454 wcscpy(lpService->lpDisplayName, lpDisplayName);
2455 }
2456
2457 /* Assign the service to a group */
2458 if (lpLoadOrderGroup != NULL && *lpLoadOrderGroup != 0)
2459 {
2460 dwError = ScmSetServiceGroup(lpService,
2461 lpLoadOrderGroup);
2462 if (dwError != ERROR_SUCCESS)
2463 goto done;
2464 }
2465
2466 /* Assign a new tag */
2467 if (lpdwTagId != NULL)
2468 {
2469 dwError = ScmAssignNewTag(lpService);
2470 if (dwError != ERROR_SUCCESS)
2471 goto done;
2472 }
2473
2474 /* Assign the default security descriptor */
2475 if (dwServiceType & SERVICE_WIN32)
2476 {
2477 dwError = ScmCreateDefaultServiceSD(&lpService->pSecurityDescriptor);
2478 if (dwError != ERROR_SUCCESS)
2479 goto done;
2480 }
2481
2482 /* Write service data to the registry */
2483 /* Create the service key */
2484 dwError = ScmCreateServiceKey(lpServiceName,
2485 KEY_WRITE,
2486 &hServiceKey);
2487 if (dwError != ERROR_SUCCESS)
2488 goto done;
2489
2490 /* Set the display name */
2491 if (lpDisplayName != NULL && *lpDisplayName != 0)
2492 {
2493 RegSetValueExW(hServiceKey,
2494 L"DisplayName",
2495 0,
2496 REG_SZ,
2497 (LPBYTE)lpDisplayName,
2498 (DWORD)((wcslen(lpDisplayName) + 1) * sizeof(WCHAR)));
2499 }
2500
2501 /* Set the service type */
2502 dwError = RegSetValueExW(hServiceKey,
2503 L"Type",
2504 0,
2505 REG_DWORD,
2506 (LPBYTE)&dwServiceType,
2507 sizeof(DWORD));
2508 if (dwError != ERROR_SUCCESS)
2509 goto done;
2510
2511 /* Set the start value */
2512 dwError = RegSetValueExW(hServiceKey,
2513 L"Start",
2514 0,
2515 REG_DWORD,
2516 (LPBYTE)&dwStartType,
2517 sizeof(DWORD));
2518 if (dwError != ERROR_SUCCESS)
2519 goto done;
2520
2521 /* Set the error control value */
2522 dwError = RegSetValueExW(hServiceKey,
2523 L"ErrorControl",
2524 0,
2525 REG_DWORD,
2526 (LPBYTE)&dwErrorControl,
2527 sizeof(DWORD));
2528 if (dwError != ERROR_SUCCESS)
2529 goto done;
2530
2531 /* Set the image path */
2532 if (dwServiceType & SERVICE_WIN32)
2533 {
2534 dwError = RegSetValueExW(hServiceKey,
2535 L"ImagePath",
2536 0,
2537 REG_EXPAND_SZ,
2538 (LPBYTE)lpBinaryPathName,
2539 (DWORD)((wcslen(lpBinaryPathName) + 1) * sizeof(WCHAR)));
2540 if (dwError != ERROR_SUCCESS)
2541 goto done;
2542 }
2543 else if (dwServiceType & SERVICE_DRIVER)
2544 {
2545 dwError = RegSetValueExW(hServiceKey,
2546 L"ImagePath",
2547 0,
2548 REG_EXPAND_SZ,
2549 (LPBYTE)lpImagePath,
2550 (DWORD)((wcslen(lpImagePath) + 1) * sizeof(WCHAR)));
2551 if (dwError != ERROR_SUCCESS)
2552 goto done;
2553 }
2554
2555 /* Set the group name */
2556 if (lpLoadOrderGroup != NULL && *lpLoadOrderGroup != 0)
2557 {
2558 dwError = RegSetValueExW(hServiceKey,
2559 L"Group",
2560 0,
2561 REG_SZ,
2562 (LPBYTE)lpLoadOrderGroup,
2563 (DWORD)((wcslen(lpLoadOrderGroup) + 1) * sizeof(WCHAR)));
2564 if (dwError != ERROR_SUCCESS)
2565 goto done;
2566 }
2567
2568 /* Set the service tag */
2569 if (lpdwTagId != NULL)
2570 {
2571 dwError = RegSetValueExW(hServiceKey,
2572 L"Tag",
2573 0,
2574 REG_DWORD,
2575 (LPBYTE)&lpService->dwTag,
2576 sizeof(DWORD));
2577 if (dwError != ERROR_SUCCESS)
2578 goto done;
2579 }
2580
2581 /* Write dependencies */
2582 if (lpDependencies != NULL && *lpDependencies != 0)
2583 {
2584 dwError = ScmWriteDependencies(hServiceKey,
2585 (LPCWSTR)lpDependencies,
2586 dwDependSize);
2587 if (dwError != ERROR_SUCCESS)
2588 goto done;
2589 }
2590
2591 /* Start name and password are only used by Win32 services */
2592 if (dwServiceType & SERVICE_WIN32)
2593 {
2594 /* Write service start name */
2595 lpObjectName = (lpServiceStartName != NULL) ? (LPWSTR)lpServiceStartName : L"LocalSystem";
2596 dwError = RegSetValueExW(hServiceKey,
2597 L"ObjectName",
2598 0,
2599 REG_SZ,
2600 (LPBYTE)lpObjectName,
2601 (DWORD)((wcslen(lpObjectName) + 1) * sizeof(WCHAR)));
2602 if (dwError != ERROR_SUCCESS)
2603 goto done;
2604
2605 if (lpPassword != NULL && *(LPWSTR)lpPassword != 0)
2606 {
2607 /* Decrypt the password */
2608 dwError = ScmDecryptPassword(lpPassword,
2609 dwPwSize,
2610 &lpClearTextPassword);
2611 if (dwError != ERROR_SUCCESS)
2612 goto done;
2613
2614 /* Write the password */
2615 dwError = ScmSetServicePassword(lpServiceName,
2616 lpClearTextPassword);
2617 if (dwError != ERROR_SUCCESS)
2618 goto done;
2619 }
2620
2621 /* Write the security descriptor */
2622 dwError = ScmWriteSecurityDescriptor(hServiceKey,
2623 lpService->pSecurityDescriptor);
2624 if (dwError != ERROR_SUCCESS)
2625 goto done;
2626 }
2627
2628 dwError = ScmCreateServiceHandle(lpService,
2629 &hServiceHandle);
2630 if (dwError != ERROR_SUCCESS)
2631 goto done;
2632
2633 dwError = ScmCheckAccess(hServiceHandle,
2634 dwDesiredAccess);
2635 if (dwError != ERROR_SUCCESS)
2636 goto done;
2637
2638 lpService->dwRefCount = 1;
2639 DPRINT("CreateService - lpService->dwRefCount %u\n", lpService->dwRefCount);
2640
2641 done:
2642 /* Unlock the service database */
2643 ScmUnlockDatabase();
2644
2645 if (hServiceKey != NULL)
2646 RegCloseKey(hServiceKey);
2647
2648 if (lpClearTextPassword != NULL)
2649 {
2650 /* Wipe and release the password buffer */
2651 SecureZeroMemory(lpClearTextPassword,
2652 (wcslen(lpClearTextPassword) + 1) * sizeof(WCHAR));
2653 HeapFree(GetProcessHeap(), 0, lpClearTextPassword);
2654 }
2655
2656 if (dwError == ERROR_SUCCESS)
2657 {
2658 DPRINT("hService %p\n", hServiceHandle);
2659 *lpServiceHandle = (SC_RPC_HANDLE)hServiceHandle;
2660
2661 if (lpdwTagId != NULL)
2662 *lpdwTagId = lpService->dwTag;
2663 }
2664 else
2665 {
2666 if (lpService != NULL &&
2667 lpService->lpServiceName != NULL)
2668 {
2669 /* Release the display name buffer */
2670 HeapFree(GetProcessHeap(), 0, lpService->lpDisplayName);
2671 }
2672
2673 if (hServiceHandle)
2674 {
2675 /* Remove the service handle */
2676 HeapFree(GetProcessHeap(), 0, hServiceHandle);
2677 }
2678
2679 if (lpService != NULL)
2680 {
2681 /* FIXME: remove the service entry */
2682 }
2683 }
2684
2685 if (lpImagePath != NULL)
2686 HeapFree(GetProcessHeap(), 0, lpImagePath);
2687
2688 DPRINT("RCreateServiceW() done (Error %lu)\n", dwError);
2689
2690 return dwError;
2691 }
2692
2693
2694 /* Function 13 */
2695 DWORD
2696 WINAPI
2697 REnumDependentServicesW(
2698 SC_RPC_HANDLE hService,
2699 DWORD dwServiceState,
2700 LPBYTE lpServices,
2701 DWORD cbBufSize,
2702 LPBOUNDED_DWORD_256K pcbBytesNeeded,
2703 LPBOUNDED_DWORD_256K lpServicesReturned)
2704 {
2705 DWORD dwError = ERROR_SUCCESS;
2706 DWORD dwServicesReturned = 0;
2707 DWORD dwServiceCount;
2708 HKEY hServicesKey = NULL;
2709 PSERVICE_HANDLE hSvc;
2710 PSERVICE lpService = NULL;
2711 PSERVICE *lpServicesArray = NULL;
2712 LPENUM_SERVICE_STATUSW lpServicesPtr = NULL;
2713 LPWSTR lpStr;
2714
2715 *pcbBytesNeeded = 0;
2716 *lpServicesReturned = 0;
2717
2718 DPRINT("REnumDependentServicesW() called\n");
2719
2720 hSvc = ScmGetServiceFromHandle(hService);
2721 if (hSvc == NULL)
2722 {
2723 DPRINT1("Invalid service handle!\n");
2724 return ERROR_INVALID_HANDLE;
2725 }
2726
2727 lpService = hSvc->ServiceEntry;
2728
2729 /* Check access rights */
2730 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
2731 SC_MANAGER_ENUMERATE_SERVICE))
2732 {
2733 DPRINT("Insufficient access rights! 0x%lx\n",
2734 hSvc->Handle.DesiredAccess);
2735 return ERROR_ACCESS_DENIED;
2736 }
2737
2738 /* Open the Services Reg key */
2739 dwError = RegOpenKeyExW(HKEY_LOCAL_MACHINE,
2740 L"System\\CurrentControlSet\\Services",
2741 0,
2742 KEY_READ,
2743 &hServicesKey);
2744 if (dwError != ERROR_SUCCESS)
2745 return dwError;
2746
2747 /* First determine the bytes needed and get the number of dependent services */
2748 dwError = Int_EnumDependentServicesW(hServicesKey,
2749 lpService,
2750 dwServiceState,
2751 NULL,
2752 pcbBytesNeeded,
2753 &dwServicesReturned);
2754 if (dwError != ERROR_SUCCESS)
2755 goto Done;
2756
2757 /* If buffer size is less than the bytes needed or pointer is null */
2758 if ((!lpServices) || (cbBufSize < *pcbBytesNeeded))
2759 {
2760 dwError = ERROR_MORE_DATA;
2761 goto Done;
2762 }
2763
2764 /* Allocate memory for array of service pointers */
2765 lpServicesArray = HeapAlloc(GetProcessHeap(),
2766 HEAP_ZERO_MEMORY,
2767 (dwServicesReturned + 1) * sizeof(PSERVICE));
2768 if (!lpServicesArray)
2769 {
2770 DPRINT1("Could not allocate a buffer!!\n");
2771 dwError = ERROR_NOT_ENOUGH_MEMORY;
2772 goto Done;
2773 }
2774
2775 dwServicesReturned = 0;
2776 *pcbBytesNeeded = 0;
2777
2778 dwError = Int_EnumDependentServicesW(hServicesKey,
2779 lpService,
2780 dwServiceState,
2781 lpServicesArray,
2782 pcbBytesNeeded,
2783 &dwServicesReturned);
2784 if (dwError != ERROR_SUCCESS)
2785 {
2786 goto Done;
2787 }
2788
2789 lpServicesPtr = (LPENUM_SERVICE_STATUSW)lpServices;
2790 lpStr = (LPWSTR)(lpServices + (dwServicesReturned * sizeof(ENUM_SERVICE_STATUSW)));
2791
2792 /* Copy EnumDepenedentService to Buffer */
2793 for (dwServiceCount = 0; dwServiceCount < dwServicesReturned; dwServiceCount++)
2794 {
2795 lpService = lpServicesArray[dwServiceCount];
2796
2797 /* Copy status info */
2798 memcpy(&lpServicesPtr->ServiceStatus,
2799 &lpService->Status,
2800 sizeof(SERVICE_STATUS));
2801
2802 /* Copy display name */
2803 wcscpy(lpStr, lpService->lpDisplayName);
2804 lpServicesPtr->lpDisplayName = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServices);
2805 lpStr += (wcslen(lpService->lpDisplayName) + 1);
2806
2807 /* Copy service name */
2808 wcscpy(lpStr, lpService->lpServiceName);
2809 lpServicesPtr->lpServiceName = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServices);
2810 lpStr += (wcslen(lpService->lpServiceName) + 1);
2811
2812 lpServicesPtr++;
2813 }
2814
2815 *lpServicesReturned = dwServicesReturned;
2816
2817 Done:
2818 if (lpServicesArray != NULL)
2819 HeapFree(GetProcessHeap(), 0, lpServicesArray);
2820
2821 RegCloseKey(hServicesKey);
2822
2823 DPRINT("REnumDependentServicesW() done (Error %lu)\n", dwError);
2824
2825 return dwError;
2826 }
2827
2828
2829 /* Function 14 */
2830 DWORD
2831 WINAPI
2832 REnumServicesStatusW(
2833 SC_RPC_HANDLE hSCManager,
2834 DWORD dwServiceType,
2835 DWORD dwServiceState,
2836 LPBYTE lpBuffer,
2837 DWORD dwBufSize,
2838 LPBOUNDED_DWORD_256K pcbBytesNeeded,
2839 LPBOUNDED_DWORD_256K lpServicesReturned,
2840 LPBOUNDED_DWORD_256K lpResumeHandle)
2841 {
2842 /* Enumerate all the services, not regarding of their group */
2843 return REnumServiceGroupW(hSCManager,
2844 dwServiceType,
2845 dwServiceState,
2846 lpBuffer,
2847 dwBufSize,
2848 pcbBytesNeeded,
2849 lpServicesReturned,
2850 lpResumeHandle,
2851 NULL);
2852 }
2853
2854
2855 /* Function 15 */
2856 DWORD
2857 WINAPI
2858 ROpenSCManagerW(
2859 LPWSTR lpMachineName,
2860 LPWSTR lpDatabaseName,
2861 DWORD dwDesiredAccess,
2862 LPSC_RPC_HANDLE lpScHandle)
2863 {
2864 DWORD dwError;
2865 SC_HANDLE hHandle;
2866
2867 DPRINT("ROpenSCManagerW() called\n");
2868 DPRINT("lpMachineName = %p\n", lpMachineName);
2869 DPRINT("lpMachineName: %S\n", lpMachineName);
2870 DPRINT("lpDataBaseName = %p\n", lpDatabaseName);
2871 DPRINT("lpDataBaseName: %S\n", lpDatabaseName);
2872 DPRINT("dwDesiredAccess = %x\n", dwDesiredAccess);
2873
2874 if (ScmShutdown)
2875 return ERROR_SHUTDOWN_IN_PROGRESS;
2876
2877 if (!lpScHandle)
2878 return ERROR_INVALID_PARAMETER;
2879
2880 dwError = ScmCreateManagerHandle(lpDatabaseName,
2881 &hHandle);
2882 if (dwError != ERROR_SUCCESS)
2883 {
2884 DPRINT("ScmCreateManagerHandle() failed (Error %lu)\n", dwError);
2885 return dwError;
2886 }
2887
2888 /* Check the desired access */
2889 dwError = ScmCheckAccess(hHandle,
2890 dwDesiredAccess | SC_MANAGER_CONNECT);
2891 if (dwError != ERROR_SUCCESS)
2892 {
2893 DPRINT("ScmCheckAccess() failed (Error %lu)\n", dwError);
2894 HeapFree(GetProcessHeap(), 0, hHandle);
2895 return dwError;
2896 }
2897
2898 *lpScHandle = (SC_RPC_HANDLE)hHandle;
2899 DPRINT("*hScm = %p\n", *lpScHandle);
2900
2901 DPRINT("ROpenSCManagerW() done\n");
2902
2903 return ERROR_SUCCESS;
2904 }
2905
2906
2907 /* Function 16 */
2908 DWORD
2909 WINAPI
2910 ROpenServiceW(
2911 SC_RPC_HANDLE hSCManager,
2912 LPWSTR lpServiceName,
2913 DWORD dwDesiredAccess,
2914 LPSC_RPC_HANDLE lpServiceHandle)
2915 {
2916 PSERVICE lpService;
2917 PMANAGER_HANDLE hManager;
2918 SC_HANDLE hHandle;
2919 DWORD dwError = ERROR_SUCCESS;
2920
2921 DPRINT("ROpenServiceW() called\n");
2922 DPRINT("hSCManager = %p\n", hSCManager);
2923 DPRINT("lpServiceName = %p\n", lpServiceName);
2924 DPRINT("lpServiceName: %S\n", lpServiceName);
2925 DPRINT("dwDesiredAccess = %x\n", dwDesiredAccess);
2926
2927 if (ScmShutdown)
2928 return ERROR_SHUTDOWN_IN_PROGRESS;
2929
2930 hManager = ScmGetServiceManagerFromHandle(hSCManager);
2931 if (hManager == NULL)
2932 {
2933 DPRINT1("Invalid service manager handle!\n");
2934 return ERROR_INVALID_HANDLE;
2935 }
2936
2937 if (!lpServiceHandle)
2938 return ERROR_INVALID_PARAMETER;
2939
2940 if (!lpServiceName)
2941 return ERROR_INVALID_ADDRESS;
2942
2943 /* Lock the service database exclusive */
2944 ScmLockDatabaseExclusive();
2945
2946 /* Get service database entry */
2947 lpService = ScmGetServiceEntryByName(lpServiceName);
2948 if (lpService == NULL)
2949 {
2950 DPRINT("Could not find the service!\n");
2951 dwError = ERROR_SERVICE_DOES_NOT_EXIST;
2952 goto Done;
2953 }
2954
2955 /* Create a service handle */
2956 dwError = ScmCreateServiceHandle(lpService,
2957 &hHandle);
2958 if (dwError != ERROR_SUCCESS)
2959 {
2960 DPRINT("ScmCreateServiceHandle() failed (Error %lu)\n", dwError);
2961 goto Done;
2962 }
2963
2964 /* Check the desired access */
2965 dwError = ScmCheckAccess(hHandle,
2966 dwDesiredAccess);
2967 if (dwError != ERROR_SUCCESS)
2968 {
2969 DPRINT("ScmCheckAccess() failed (Error %lu)\n", dwError);
2970 HeapFree(GetProcessHeap(), 0, hHandle);
2971 goto Done;
2972 }
2973
2974 lpService->dwRefCount++;
2975 DPRINT("OpenService - lpService->dwRefCount %u\n",lpService->dwRefCount);
2976
2977 *lpServiceHandle = (SC_RPC_HANDLE)hHandle;
2978 DPRINT("*hService = %p\n", *lpServiceHandle);
2979
2980 Done:
2981 /* Unlock the service database */
2982 ScmUnlockDatabase();
2983
2984 DPRINT("ROpenServiceW() done\n");
2985
2986 return dwError;
2987 }
2988
2989
2990 /* Function 17 */
2991 DWORD
2992 WINAPI
2993 RQueryServiceConfigW(
2994 SC_RPC_HANDLE hService,
2995 LPBYTE lpBuf, //LPQUERY_SERVICE_CONFIGW lpServiceConfig,
2996 DWORD cbBufSize,
2997 LPBOUNDED_DWORD_8K pcbBytesNeeded)
2998 {
2999 LPQUERY_SERVICE_CONFIGW lpServiceConfig = (LPQUERY_SERVICE_CONFIGW)lpBuf;
3000 DWORD dwError = ERROR_SUCCESS;
3001 PSERVICE_HANDLE hSvc;
3002 PSERVICE lpService = NULL;
3003 HKEY hServiceKey = NULL;
3004 LPWSTR lpImagePath = NULL;
3005 LPWSTR lpServiceStartName = NULL;
3006 LPWSTR lpDependencies = NULL;
3007 DWORD dwDependenciesLength = 0;
3008 DWORD dwRequiredSize;
3009 LPWSTR lpStr;
3010
3011 DPRINT("RQueryServiceConfigW() called\n");
3012
3013 if (ScmShutdown)
3014 return ERROR_SHUTDOWN_IN_PROGRESS;
3015
3016 hSvc = ScmGetServiceFromHandle(hService);
3017 if (hSvc == NULL)
3018 {
3019 DPRINT1("Invalid service handle!\n");
3020 return ERROR_INVALID_HANDLE;
3021 }
3022
3023 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
3024 SERVICE_QUERY_CONFIG))
3025 {
3026 DPRINT("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
3027 return ERROR_ACCESS_DENIED;
3028 }
3029
3030 lpService = hSvc->ServiceEntry;
3031 if (lpService == NULL)
3032 {
3033 DPRINT("lpService == NULL!\n");
3034 return ERROR_INVALID_HANDLE;
3035 }
3036
3037 /* Lock the service database shared */
3038 ScmLockDatabaseShared();
3039
3040 dwError = ScmOpenServiceKey(lpService->lpServiceName,
3041 KEY_READ,
3042 &hServiceKey);
3043 if (dwError != ERROR_SUCCESS)
3044 goto Done;
3045
3046 /* Read the image path */
3047 dwError = ScmReadString(hServiceKey,
3048 L"ImagePath",
3049 &lpImagePath);
3050 if (dwError != ERROR_SUCCESS)
3051 goto Done;
3052
3053 /* Read the service start name */
3054 ScmReadString(hServiceKey,
3055 L"ObjectName",
3056 &lpServiceStartName);
3057
3058 /* Read the dependencies */
3059 ScmReadDependencies(hServiceKey,
3060 &lpDependencies,
3061 &dwDependenciesLength);
3062
3063 dwRequiredSize = sizeof(QUERY_SERVICE_CONFIGW);
3064
3065 if (lpImagePath != NULL)
3066 dwRequiredSize += (DWORD)((wcslen(lpImagePath) + 1) * sizeof(WCHAR));
3067 else
3068 dwRequiredSize += 2 * sizeof(WCHAR);
3069
3070 if ((lpService->lpGroup != NULL) && (lpService->lpGroup->lpGroupName != NULL))
3071 dwRequiredSize += (DWORD)((wcslen(lpService->lpGroup->lpGroupName) + 1) * sizeof(WCHAR));
3072 else
3073 dwRequiredSize += 2 * sizeof(WCHAR);
3074
3075 if (lpDependencies != NULL)
3076 dwRequiredSize += dwDependenciesLength * sizeof(WCHAR);
3077 else
3078 dwRequiredSize += 2 * sizeof(WCHAR);
3079
3080 if (lpServiceStartName != NULL)
3081 dwRequiredSize += (DWORD)((wcslen(lpServiceStartName) + 1) * sizeof(WCHAR));
3082 else
3083 dwRequiredSize += 2 * sizeof(WCHAR);
3084
3085 if (lpService->lpDisplayName != NULL)
3086 dwRequiredSize += (DWORD)((wcslen(lpService->lpDisplayName) + 1) * sizeof(WCHAR));
3087 else
3088 dwRequiredSize += 2 * sizeof(WCHAR);
3089
3090 if (lpServiceConfig == NULL || cbBufSize < dwRequiredSize)
3091 {
3092 dwError = ERROR_INSUFFICIENT_BUFFER;
3093 }
3094 else
3095 {
3096 lpServiceConfig->dwServiceType = lpService->Status.dwServiceType;
3097 lpServiceConfig->dwStartType = lpService->dwStartType;
3098 lpServiceConfig->dwErrorControl = lpService->dwErrorControl;
3099 lpServiceConfig->dwTagId = lpService->dwTag;
3100
3101 lpStr = (LPWSTR)(lpServiceConfig + 1);
3102
3103 /* Append the image path */
3104 if (lpImagePath != NULL)
3105 {
3106 wcscpy(lpStr, lpImagePath);
3107 }
3108 else
3109 {
3110 *lpStr = 0;
3111 }
3112
3113 lpServiceConfig->lpBinaryPathName = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServiceConfig);
3114 lpStr += (wcslen(lpStr) + 1);
3115
3116 /* Append the group name */
3117 if ((lpService->lpGroup != NULL) && (lpService->lpGroup->lpGroupName != NULL))
3118 {
3119 wcscpy(lpStr, lpService->lpGroup->lpGroupName);
3120 }
3121 else
3122 {
3123 *lpStr = 0;
3124 }
3125
3126 lpServiceConfig->lpLoadOrderGroup = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServiceConfig);
3127 lpStr += (wcslen(lpStr) + 1);
3128
3129 /* Append Dependencies */
3130 if (lpDependencies != NULL)
3131 {
3132 memcpy(lpStr,
3133 lpDependencies,
3134 dwDependenciesLength * sizeof(WCHAR));
3135 }
3136 else
3137 {
3138 *lpStr = 0;
3139 }
3140
3141 lpServiceConfig->lpDependencies = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServiceConfig);
3142 if (lpDependencies != NULL)
3143 lpStr += dwDependenciesLength;
3144 else
3145 lpStr += (wcslen(lpStr) + 1);
3146
3147 /* Append the service start name */
3148 if (lpServiceStartName != NULL)
3149 {
3150 wcscpy(lpStr, lpServiceStartName);
3151 }
3152 else
3153 {
3154 *lpStr = 0;
3155 }
3156
3157 lpServiceConfig->lpServiceStartName = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServiceConfig);
3158 lpStr += (wcslen(lpStr) + 1);
3159
3160 /* Append the display name */
3161 if (lpService->lpDisplayName != NULL)
3162 {
3163 wcscpy(lpStr, lpService->lpDisplayName);
3164 }
3165 else
3166 {
3167 *lpStr = 0;
3168 }
3169
3170 lpServiceConfig->lpDisplayName = (LPWSTR)((ULONG_PTR)lpStr - (ULONG_PTR)lpServiceConfig);
3171 }
3172
3173 if (pcbBytesNeeded != NULL)
3174 *pcbBytesNeeded = dwRequiredSize;
3175
3176 Done:
3177 /* Unlock the service database */
3178 ScmUnlockDatabase();
3179
3180 if (lpImagePath != NULL)
3181 HeapFree(GetProcessHeap(), 0, lpImagePath);
3182
3183 if (lpServiceStartName != NULL)
3184 HeapFree(GetProcessHeap(), 0, lpServiceStartName);
3185
3186 if (lpDependencies != NULL)
3187 HeapFree(GetProcessHeap(), 0, lpDependencies);
3188
3189 if (hServiceKey != NULL)
3190 RegCloseKey(hServiceKey);
3191
3192 DPRINT("RQueryServiceConfigW() done\n");
3193
3194 return dwError;
3195 }
3196
3197
3198 /* Function 18 */
3199 DWORD
3200 WINAPI
3201 RQueryServiceLockStatusW(
3202 SC_RPC_HANDLE hSCManager,
3203 LPBYTE lpBuf, // LPQUERY_SERVICE_LOCK_STATUSW lpLockStatus,
3204 DWORD cbBufSize,
3205 LPBOUNDED_DWORD_4K pcbBytesNeeded)
3206 {
3207 LPQUERY_SERVICE_LOCK_STATUSW lpLockStatus = (LPQUERY_SERVICE_LOCK_STATUSW)lpBuf;
3208 PMANAGER_HANDLE hMgr;
3209 DWORD dwRequiredSize;
3210
3211 if (!lpLockStatus || !pcbBytesNeeded)
3212 return ERROR_INVALID_PARAMETER;
3213
3214 hMgr = ScmGetServiceManagerFromHandle(hSCManager);
3215 if (hMgr == NULL)
3216 {
3217 DPRINT1("Invalid service manager handle!\n");
3218 return ERROR_INVALID_HANDLE;
3219 }
3220
3221 if (!RtlAreAllAccessesGranted(hMgr->Handle.DesiredAccess,
3222 SC_MANAGER_QUERY_LOCK_STATUS))
3223 {
3224 DPRINT("Insufficient access rights! 0x%lx\n", hMgr->Handle.DesiredAccess);
3225 return ERROR_ACCESS_DENIED;
3226 }
3227
3228 /* FIXME: we need to compute instead the real length of the owner name */
3229 dwRequiredSize = sizeof(QUERY_SERVICE_LOCK_STATUSW) + sizeof(WCHAR);
3230 *pcbBytesNeeded = dwRequiredSize;
3231
3232 if (cbBufSize < dwRequiredSize)
3233 return ERROR_INSUFFICIENT_BUFFER;
3234
3235 ScmQueryServiceLockStatusW(lpLockStatus);
3236
3237 return ERROR_SUCCESS;
3238 }
3239
3240
3241 /* Function 19 */
3242 DWORD
3243 WINAPI
3244 RStartServiceW(
3245 SC_RPC_HANDLE hService,
3246 DWORD argc,
3247 LPSTRING_PTRSW argv)
3248 {
3249 DWORD dwError = ERROR_SUCCESS;
3250 PSERVICE_HANDLE hSvc;
3251 PSERVICE lpService = NULL;
3252
3253 #ifndef NDEBUG
3254 DWORD i;
3255
3256 DPRINT("RStartServiceW(%p %lu %p) called\n", hService, argc, argv);
3257 DPRINT(" argc: %lu\n", argc);
3258 if (argv != NULL)
3259 {
3260 for (i = 0; i < argc; i++)
3261 {
3262 DPRINT(" argv[%lu]: %S\n", i, argv[i].StringPtr);
3263 }
3264 }
3265 #endif
3266
3267 if (ScmShutdown)
3268 return ERROR_SHUTDOWN_IN_PROGRESS;
3269
3270 hSvc = ScmGetServiceFromHandle(hService);
3271 if (hSvc == NULL)
3272 {
3273 DPRINT1("Invalid service handle!\n");
3274 return ERROR_INVALID_HANDLE;
3275 }
3276
3277 if (!RtlAreAllAccessesGranted(hSvc->Handle.DesiredAccess,
3278 SERVICE_START))
3279 {
3280 DPRINT("Insufficient access rights! 0x%lx\n", hSvc->Handle.DesiredAccess);
3281 return ERROR_ACCESS_DENIED;
3282 }
3283
3284 lpService = hSvc->ServiceEntry;
3285 if (lpService == NULL)
3286 {
3287 DPRINT("lpService == NULL!\n");
3288 return ERROR_INVALID_HANDLE;
3289 }
3290
3291 if (lpService->dwStartType == SERVICE_DISABLED)
3292 return ERROR_SERVICE_DISABLED;
3293
3294 if (lpService->bDeleted)
3295 return ERROR_SERVICE_MARKED_FOR_DELETE;
3296
3297 /* Start the service */
3298 dwError = ScmStartService(lpService, argc, (LPWSTR*)argv);
3299
3300 return dwError;
3301 }
3302
3303
3304 /* Function 20 */
3305 DWORD
3306 WINAPI
3307 RGetServiceDisplayNameW(
3308 SC_RPC_HANDLE hSCManager,
3309 LPCWSTR lpServiceName,
3310 LPWSTR lpDisplayName,
3311 DWORD *lpcchBuffer)
3312 {
3313 // PMANAGER_HANDLE hManager;
3314 PSERVICE lpService;
3315 LPCWSTR lpSvcDisplayName;
3316 DWORD dwLength;
3317 DWORD dwError;
3318
3319 DPRINT("RGetServiceDisplayNameW() called\n");
3320 DPRINT("hSCManager = %p\n", hSCManager);
3321 DPRINT("lpServiceName: %S\n", lpServiceName);
3322 DPRINT("lpDisplayName: %p\n", lpDisplayName);
3323 DPRINT("*lpcchBuffer: %lu\n", *lpcchBuffer);
3324
3325 #if 0
3326 hManager = (PMANAGER_HANDLE)hSCManager;
3327 if (hManager->Handle.Tag != MANAGER_TAG)
3328 {
3329 DPRINT("Invalid manager handle!\n");
3330 return ERROR_INVALID_HANDLE;
3331 }
3332 #endif
3333
3334 /* Get service database entry */
3335 lpService = ScmGetServiceEntryByName(lpServiceName);
3336 if (lpService == NULL)
3337 {
3338 DPRINT("Could not find the service!\n");
3339 return ERROR_SERVICE_DOES_NOT_EXIST;
3340 }
3341
3342 if (lpService->lpDisplayName)
3343 lpSvcDisplayName = lpService->lpDisplayName;
3344 else
3345 lpSvcDisplayName = lpService->lpServiceName;
3346
3347 dwLength = (DWORD)wcslen(lpSvcDisplayName);
3348
3349 if (*lpcchBuffer > dwLength)
3350 {
3351 if (lpDisplayName != NULL)
3352 wcscpy(lpDisplayName, lpSvcDisplayName);
3353
3354 dwError = ERROR_SUCCESS;
3355 }<