2 * Copyright 2011 André Hentschel
3 * Copyright 2013 Mislav Blažević
4 * Copyright 2015,2016 Mark Jansen
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
21 #define WIN32_NO_STATUS
27 #include "wine/unicode.h"
30 static const GUID GUID_DATABASE_MSI
= {0xd8ff6d16,0x6a3a,0x468a, {0x8b,0x44,0x01,0x71,0x4d,0xdc,0x49,0xea}};
31 static const GUID GUID_DATABASE_SHIM
= {0x11111111,0x1111,0x1111, {0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11}};
32 static const GUID GUID_DATABASE_DRIVERS
= {0xf9ab2228,0x3312,0x4a73, {0xb6,0xf9,0x93,0x6d,0x70,0xe1,0x12,0xef}};
34 static HANDLE
SdbpHeap(void);
36 #if SDBAPI_DEBUG_ALLOC
38 typedef struct SHIM_ALLOC_ENTRY
46 } SHIM_ALLOC_ENTRY
, *PSHIM_ALLOC_ENTRY
;
49 static RTL_AVL_TABLE g_SdbpAllocationTable
;
52 static RTL_GENERIC_COMPARE_RESULTS
53 NTAPI
ShimAllocCompareRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ PVOID FirstStruct
, _In_ PVOID SecondStruct
)
55 PVOID First
= ((PSHIM_ALLOC_ENTRY
)FirstStruct
)->Address
;
56 PVOID Second
= ((PSHIM_ALLOC_ENTRY
)SecondStruct
)->Address
;
59 return GenericLessThan
;
60 else if (First
== Second
)
62 return GenericGreaterThan
;
65 static PVOID NTAPI
ShimAllocAllocateRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ CLONG ByteSize
)
67 return HeapAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, ByteSize
);
70 static VOID NTAPI
ShimAllocFreeRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ PVOID Buffer
)
72 HeapFree(SdbpHeap(), 0, Buffer
);
75 static void SdbpInsertAllocation(PVOID address
, SIZE_T size
, int line
, const char* file
)
77 SHIM_ALLOC_ENTRY Entry
= {0};
79 Entry
.Address
= address
;
83 RtlInsertElementGenericTableAvl(&g_SdbpAllocationTable
, &Entry
, sizeof(Entry
), NULL
);
86 static void SdbpUpdateAllocation(PVOID address
, PVOID newaddress
, SIZE_T size
, int line
, const char* file
)
88 SHIM_ALLOC_ENTRY Lookup
= {0};
89 PSHIM_ALLOC_ENTRY Entry
;
90 Lookup
.Address
= address
;
91 Entry
= RtlLookupElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
);
93 if (address
== newaddress
)
99 Lookup
.Address
= newaddress
;
103 Lookup
.Prev
= address
;
104 RtlInsertElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
, sizeof(Lookup
), NULL
);
105 Entry
->Next
= newaddress
;
109 static void SdbpRemoveAllocation(PVOID address
, int line
, const char* file
)
112 SHIM_ALLOC_ENTRY Lookup
= {0};
113 PSHIM_ALLOC_ENTRY Entry
;
115 sprintf(buf
, "\r\n===============\r\n%s(%d): SdbpFree called, tracing alloc:\r\n", file
, line
);
116 OutputDebugStringA(buf
);
118 Lookup
.Address
= address
;
119 while (Lookup
.Address
)
121 Entry
= RtlLookupElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
);
125 RtlDeleteElementGenericTableAvl(&g_SdbpAllocationTable
, Entry
);
127 sprintf(buf
, " > %s(%d): %s%sAlloc( %d ) ==> %p\r\n", Lookup
.File
, Lookup
.Line
,
128 Lookup
.Next
? "Invalidated " : "", Lookup
.Prev
? "Re" : "", Lookup
.Size
, Lookup
.Address
);
129 OutputDebugStringA(buf
);
130 Lookup
.Address
= Lookup
.Prev
;
134 Lookup
.Address
= NULL
;
137 sprintf(buf
, "\r\n===============\r\n");
138 OutputDebugStringA(buf
);
143 static HANDLE g_Heap
;
144 void SdbpHeapInit(void)
146 #if SDBAPI_DEBUG_ALLOC
147 RtlInitializeGenericTableAvl(&g_SdbpAllocationTable
, ShimAllocCompareRoutine
,
148 ShimAllocAllocateRoutine
, ShimAllocFreeRoutine
, NULL
);
150 g_Heap
= HeapCreate(0, 0x10000, 0);
153 void SdbpHeapDeinit(void)
155 #if SDBAPI_DEBUG_ALLOC
156 if (g_SdbpAllocationTable
.NumberGenericTableElements
!= 0)
162 static HANDLE
SdbpHeap(void)
167 LPVOID
SdbpAlloc(SIZE_T size
168 #if SDBAPI_DEBUG_ALLOC
169 , int line
, const char* file
173 LPVOID mem
= HeapAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, size
);
174 #if SDBAPI_DEBUG_ALLOC
175 SdbpInsertAllocation(mem
, size
, line
, file
);
180 LPVOID
SdbpReAlloc(LPVOID mem
, SIZE_T size
181 #if SDBAPI_DEBUG_ALLOC
182 , int line
, const char* file
186 LPVOID newmem
= HeapReAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, mem
, size
);
187 #if SDBAPI_DEBUG_ALLOC
188 SdbpUpdateAllocation(mem
, newmem
, size
, line
, file
);
193 void SdbpFree(LPVOID mem
194 #if SDBAPI_DEBUG_ALLOC
195 , int line
, const char* file
199 #if SDBAPI_DEBUG_ALLOC
200 SdbpRemoveAllocation(mem
, line
, file
);
202 HeapFree(SdbpHeap(), 0, mem
);
205 PDB WINAPI
SdbpCreate(LPCWSTR path
, PATH_TYPE type
, BOOL write
)
209 OBJECT_ATTRIBUTES attr
;
213 if (type
== DOS_PATH
)
215 if (!RtlDosPathNameToNtPathName_U(path
, &str
, NULL
, NULL
))
219 RtlInitUnicodeString(&str
, path
);
221 /* SdbAlloc zeroes the memory. */
222 db
= (PDB
)SdbAlloc(sizeof(DB
));
225 SHIM_ERR("Failed to allocate memory for shim database\n");
229 InitializeObjectAttributes(&attr
, &str
, OBJ_CASE_INSENSITIVE
, NULL
, NULL
);
231 //Status = NtCreateFile(&db->file, FILE_GENERIC_READ | SYNCHRONIZE,
232 // &attr, &io, NULL, FILE_ATTRIBUTE_NORMAL, FILE_SHARE_READ,
233 // FILE_OPEN, FILE_NON_DIRECTORY_FILE | FILE_SYNCHRONOUS_IO_NONALERT, NULL, 0);
234 Status
= NtCreateFile(&db
->file
, (write
? FILE_GENERIC_WRITE
: FILE_GENERIC_READ
)| SYNCHRONIZE
,
235 &attr
, &io
, NULL
, FILE_ATTRIBUTE_NORMAL
, FILE_SHARE_READ
,
236 write
? FILE_SUPERSEDE
: FILE_OPEN
, FILE_NON_DIRECTORY_FILE
| FILE_SYNCHRONOUS_IO_NONALERT
, NULL
, 0);
238 if (type
== DOS_PATH
)
239 RtlFreeUnicodeString(&str
);
241 if (!NT_SUCCESS(Status
))
243 SdbCloseDatabase(db
);
244 SHIM_ERR("Failed to create shim database file: %lx\n", Status
);
251 void WINAPI
SdbpFlush(PDB db
)
254 NTSTATUS Status
= NtWriteFile(db
->file
, NULL
, NULL
, NULL
, &io
,
255 db
->data
, db
->write_iter
, NULL
, NULL
);
256 if( !NT_SUCCESS(Status
))
257 SHIM_WARN("failed with 0x%lx\n", Status
);
260 DWORD
SdbpStrlen(PCWSTR string
)
262 return lstrlenW(string
);
265 DWORD
SdbpStrsize(PCWSTR string
)
267 return (SdbpStrlen(string
) + 1) * sizeof(WCHAR
);
270 PWSTR
SdbpStrDup(LPCWSTR string
)
272 PWSTR ret
= SdbpAlloc(SdbpStrsize(string
));
273 lstrcpyW(ret
, string
);
278 BOOL WINAPI
SdbpOpenMemMappedFile(LPCWSTR path
, PMEMMAPPED mapping
)
281 OBJECT_ATTRIBUTES ObjectAttributes
;
282 IO_STATUS_BLOCK IoStatusBlock
;
283 FILE_STANDARD_INFORMATION FileStandard
;
284 UNICODE_STRING FileName
;
286 RtlZeroMemory(mapping
, sizeof(*mapping
));
288 if(!RtlDosPathNameToNtPathName_U(path
, &FileName
, NULL
, NULL
))
290 RtlFreeUnicodeString(&FileName
);
294 InitializeObjectAttributes(&ObjectAttributes
, &FileName
, OBJ_CASE_INSENSITIVE
, NULL
, NULL
);
295 Status
= NtOpenFile(&mapping
->file
, GENERIC_READ
| SYNCHRONIZE
, &ObjectAttributes
, &IoStatusBlock
, FILE_SHARE_READ
, FILE_SYNCHRONOUS_IO_NONALERT
);
296 RtlFreeUnicodeString(&FileName
);
298 if (!NT_SUCCESS(Status
))
300 SHIM_ERR("Failed to open file %S: 0x%lx\n", path
, Status
);
304 Status
= NtCreateSection(&mapping
->section
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
| SECTION_MAP_READ
, 0, 0, PAGE_READONLY
, SEC_COMMIT
, mapping
->file
);
305 if (!NT_SUCCESS(Status
))
308 if (Status
== STATUS_MAPPED_FILE_SIZE_ZERO
)
310 NtClose(mapping
->file
);
311 mapping
->file
= mapping
->section
= NULL
;
314 SHIM_ERR("Failed to create mapping for file: 0x%lx\n", Status
);
318 Status
= NtQueryInformationFile(mapping
->file
, &IoStatusBlock
, &FileStandard
, sizeof(FileStandard
), FileStandardInformation
);
319 if (!NT_SUCCESS(Status
))
321 SHIM_ERR("Failed to read file info for file: 0x%lx\n", Status
);
325 mapping
->mapped_size
= mapping
->size
= FileStandard
.EndOfFile
.LowPart
;
326 Status
= NtMapViewOfSection(mapping
->section
, NtCurrentProcess(), (PVOID
*)&mapping
->view
, 0, 0, 0, &mapping
->mapped_size
, ViewUnmap
, 0, PAGE_READONLY
);
327 if (!NT_SUCCESS(Status
))
329 SHIM_ERR("Failed to map view of file: 0x%lx\n", Status
);
338 if (mapping
->section
)
339 NtClose(mapping
->section
);
340 NtClose(mapping
->file
);
345 void WINAPI
SdbpCloseMemMappedFile(PMEMMAPPED mapping
)
347 /* Prevent a VAD warning */
349 NtUnmapViewOfSection(NtCurrentProcess(), mapping
->view
);
350 NtClose(mapping
->section
);
351 NtClose(mapping
->file
);
352 RtlZeroMemory(mapping
, sizeof(*mapping
));
355 BOOL WINAPI
SdbpCheckTagType(TAG tag
, WORD type
)
357 if ((tag
& TAG_TYPE_MASK
) != type
)
362 BOOL WINAPI
SdbpCheckTagIDType(PDB db
, TAGID tagid
, WORD type
)
364 TAG tag
= SdbGetTagFromTagID(db
, tagid
);
367 return SdbpCheckTagType(tag
, type
);
370 PDB
SdbpOpenDatabase(LPCWSTR path
, PATH_TYPE type
, PDWORD major
, PDWORD minor
)
377 db
= SdbpCreate(path
, type
, FALSE
);
381 db
->size
= GetFileSize(db
->file
, NULL
);
382 db
->data
= SdbAlloc(db
->size
);
383 Status
= NtReadFile(db
->file
, NULL
, NULL
, NULL
, &io
, db
->data
, db
->size
, NULL
, NULL
);
385 if (!NT_SUCCESS(Status
))
387 SdbCloseDatabase(db
);
388 SHIM_ERR("Failed to open shim database file: 0x%lx\n", Status
);
392 if (!SdbpReadData(db
, &header
, 0, 12))
394 SdbCloseDatabase(db
);
395 SHIM_ERR("Failed to read shim database header\n");
399 if (memcmp(&header
[8], "sdbf", 4) != 0)
401 SdbCloseDatabase(db
);
402 SHIM_ERR("Shim database header is invalid\n");
406 *major
= *(DWORD
*)&header
[0];
407 *minor
= *(DWORD
*)&header
[4];
414 * Opens specified shim database file.
416 * @param [in] path Path to the shim database.
417 * @param [in] type Type of path. Either DOS_PATH or NT_PATH.
419 * @return Success: Handle to the shim database, NULL otherwise.
421 PDB WINAPI
SdbOpenDatabase(LPCWSTR path
, PATH_TYPE type
)
426 db
= SdbpOpenDatabase(path
, type
, &major
, &minor
);
432 SdbCloseDatabase(db
);
433 SHIM_ERR("Invalid shim database version\n");
437 db
->stringtable
= SdbFindFirstTag(db
, TAGID_ROOT
, TAG_STRINGTABLE
);
438 if(!SdbGetDatabaseID(db
, &db
->database_id
))
440 SHIM_INFO("Failed to get the database id\n");
446 * Closes specified database and frees its memory.
448 * @param [in] db Handle to the shim database.
450 void WINAPI
SdbCloseDatabase(PDB db
)
462 * Retrieves AppPatch directory.
464 * @param [in] db Handle to the shim database.
465 * @param [out] path Pointer to memory in which path shall be written.
466 * @param [in] size Size of the buffer in characters.
468 BOOL WINAPI
SdbGetAppPatchDir(HSDB db
, LPWSTR path
, DWORD size
)
470 static WCHAR
* default_dir
= NULL
;
471 static CONST WCHAR szAppPatch
[] = {'\\','A','p','p','P','a','t','c','h',0};
476 UINT len
= GetSystemWindowsDirectoryW(NULL
, 0) + lstrlenW(szAppPatch
);
477 tmp
= SdbAlloc((len
+ 1)* sizeof(WCHAR
));
480 UINT r
= GetSystemWindowsDirectoryW(tmp
, len
+1);
483 if (SUCCEEDED(StringCchCatW(tmp
, len
+1, szAppPatch
)))
485 if(InterlockedCompareExchangePointer((void**)&default_dir
, tmp
, NULL
) == NULL
)
494 /* In case function fails, path holds empty string */
500 return SUCCEEDED(StringCchCopyW(path
, size
, default_dir
));
510 * Parses a string to retrieve a GUID.
512 * @param [in] GuidString The string to parse.
513 * @param [out] Guid The resulting GUID.
515 * @return TRUE if it succeeds, FALSE if it fails.
517 BOOL WINAPI
SdbGUIDFromString(PCWSTR GuidString
, GUID
*Guid
)
519 UNICODE_STRING GuidString_u
;
520 RtlInitUnicodeString(&GuidString_u
, GuidString
);
521 return NT_SUCCESS(RtlGUIDFromString(&GuidString_u
, Guid
));
525 * Converts a GUID to a string.
527 * @param [in] Guid The GUID to convert.
528 * @param [out] GuidString The resulting string representation of Guid.
529 * @param [in] Length The length of GuidString.
531 * @return TRUE if it succeeds, FALSE if it fails.
533 BOOL WINAPI
SdbGUIDToString(CONST GUID
*Guid
, PWSTR GuidString
, SIZE_T Length
)
535 UNICODE_STRING GuidString_u
;
536 if(NT_SUCCESS(RtlStringFromGUID(Guid
, &GuidString_u
)))
538 HRESULT hr
= StringCchCopyNW(GuidString
, Length
, GuidString_u
.Buffer
, GuidString_u
.Length
/ 2);
539 RtlFreeUnicodeString(&GuidString_u
);
540 return SUCCEEDED(hr
);
546 * Checks if the specified GUID is a NULL GUID
548 * @param [in] Guid The GUID to check.
550 * @return TRUE if it is a NULL GUID.
552 BOOL WINAPI
SdbIsNullGUID(CONST GUID
*Guid
)
554 static GUID NullGuid
= { 0 };
555 return !Guid
|| IsEqualGUID(&NullGuid
, Guid
);
559 * Get the GUID from one of the standard databases.
561 * @param [in] Flags The ID to retrieve the guid from. (See SDB_DATABASE_MAIN_[xxx])
562 * @param [out] Guid The resulting GUID.
564 * @return TRUE if a known database ID.
566 BOOL WINAPI
SdbGetStandardDatabaseGUID(DWORD Flags
, GUID
* Guid
)
568 const GUID
* copy_from
= NULL
;
569 switch(Flags
& HID_DATABASE_TYPE_MASK
)
571 case SDB_DATABASE_MAIN_MSI
:
572 copy_from
= &GUID_DATABASE_MSI
;
574 case SDB_DATABASE_MAIN_SHIM
:
575 copy_from
= &GUID_DATABASE_SHIM
;
577 case SDB_DATABASE_MAIN_DRIVERS
:
578 copy_from
= &GUID_DATABASE_DRIVERS
;
581 SHIM_ERR("Cannot obtain database guid for databases other than main\n");
586 memcpy(Guid
, copy_from
, sizeof(GUID
));
592 * Read the database version from the specified database.
594 * @param [in] database The database.
595 * @param [out] VersionHi The first part of the version number.
596 * @param [out] VersionLo The second part of the version number.
598 * @return TRUE if it succeeds or fails, FALSE if ???
600 BOOL WINAPI
SdbGetDatabaseVersion(LPCWSTR database
, PDWORD VersionHi
, PDWORD VersionLo
)
604 db
= SdbpOpenDatabase(database
, DOS_PATH
, VersionHi
, VersionLo
);
606 SdbCloseDatabase(db
);
612 * Converts specified tag into a string.
614 * @param [in] tag The tag which will be converted to a string.
616 * @return Success: Pointer to the string matching specified tag, or L"InvalidTag" on failure.
618 * @todo: Convert this into a lookup table, this is wasting alot of space.
620 LPCWSTR WINAPI
SdbTagToString(TAG tag
)
622 /* lookup tables for tags in range 0x1 -> 0xFF | TYPE */
623 static const WCHAR table
[9][0x32][25] = {
624 { /* TAG_TYPE_NULL */
625 {'I','N','C','L','U','D','E',0},
626 {'G','E','N','E','R','A','L',0},
627 {'M','A','T','C','H','_','L','O','G','I','C','_','N','O','T',0},
628 {'A','P','P','L','Y','_','A','L','L','_','S','H','I','M','S',0},
629 {'U','S','E','_','S','E','R','V','I','C','E','_','P','A','C','K','_','F','I','L','E','S',0},
630 {'M','I','T','I','G','A','T','I','O','N','_','O','S',0},
631 {'B','L','O','C','K','_','U','P','G','R','A','D','E',0},
632 {'I','N','C','L','U','D','E','E','X','C','L','U','D','E','D','L','L',0},
633 {'R','A','C','_','E','V','E','N','T','_','O','F','F',0},
634 {'T','E','L','E','M','E','T','R','Y','_','O','F','F',0},
635 {'S','H','I','M','_','E','N','G','I','N','E','_','O','F','F',0},
636 {'L','A','Y','E','R','_','P','R','O','P','A','G','A','T','I','O','N','_','O','F','F',0},
637 {'R','E','I','N','S','T','A','L','L','_','U','P','G','R','A','D','E',0}
639 { /* TAG_TYPE_BYTE */
640 {'I','n','v','a','l','i','d','T','a','g',0}
642 { /* TAG_TYPE_WORD */
643 {'M','A','T','C','H','_','M','O','D','E',0}
645 { /* TAG_TYPE_DWORD */
647 {'O','F','F','S','E','T',0},
648 {'C','H','E','C','K','S','U','M',0},
649 {'S','H','I','M','_','T','A','G','I','D',0},
650 {'P','A','T','C','H','_','T','A','G','I','D',0},
651 {'M','O','D','U','L','E','_','T','Y','P','E',0},
652 {'V','E','R','D','A','T','E','H','I',0},
653 {'V','E','R','D','A','T','E','L','O',0},
654 {'V','E','R','F','I','L','E','O','S',0},
655 {'V','E','R','F','I','L','E','T','Y','P','E',0},
656 {'P','E','_','C','H','E','C','K','S','U','M',0},
657 {'P','R','E','V','O','S','M','A','J','O','R','V','E','R',0},
658 {'P','R','E','V','O','S','M','I','N','O','R','V','E','R',0},
659 {'P','R','E','V','O','S','P','L','A','T','F','O','R','M','I','D',0},
660 {'P','R','E','V','O','S','B','U','I','L','D','N','O',0},
661 {'P','R','O','B','L','E','M','S','E','V','E','R','I','T','Y',0},
662 {'L','A','N','G','I','D',0},
663 {'V','E','R','_','L','A','N','G','U','A','G','E',0},
664 {'I','n','v','a','l','i','d','T','a','g',0},
665 {'E','N','G','I','N','E',0},
666 {'H','T','M','L','H','E','L','P','I','D',0},
667 {'I','N','D','E','X','_','F','L','A','G','S',0},
668 {'F','L','A','G','S',0},
669 {'D','A','T','A','_','V','A','L','U','E','T','Y','P','E',0},
670 {'D','A','T','A','_','D','W','O','R','D',0},
671 {'L','A','Y','E','R','_','T','A','G','I','D',0},
672 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','T','A','G','I','D',0},
673 {'L','I','N','K','E','R','_','V','E','R','S','I','O','N',0},
674 {'L','I','N','K','_','D','A','T','E',0},
675 {'U','P','T','O','_','L','I','N','K','_','D','A','T','E',0},
676 {'O','S','_','S','E','R','V','I','C','E','_','P','A','C','K',0},
677 {'F','L','A','G','_','T','A','G','I','D',0},
678 {'R','U','N','T','I','M','E','_','P','L','A','T','F','O','R','M',0},
679 {'O','S','_','S','K','U',0},
680 {'O','S','_','P','L','A','T','F','O','R','M',0},
681 {'A','P','P','_','N','A','M','E','_','R','C','_','I','D',0},
682 {'V','E','N','D','O','R','_','N','A','M','E','_','R','C','_','I','D',0},
683 {'S','U','M','M','A','R','Y','_','M','S','G','_','R','C','_','I','D',0},
684 {'V','I','S','T','A','_','S','K','U',0},
685 {'D','E','S','C','R','I','P','T','I','O','N','_','R','C','_','I','D',0},
686 {'P','A','R','A','M','E','T','E','R','1','_','R','C','_','I','D',0},
687 {'I','n','v','a','l','i','d','T','a','g',0},
688 {'I','n','v','a','l','i','d','T','a','g',0},
689 {'I','n','v','a','l','i','d','T','a','g',0},
690 {'I','n','v','a','l','i','d','T','a','g',0},
691 {'I','n','v','a','l','i','d','T','a','g',0},
692 {'I','n','v','a','l','i','d','T','a','g',0},
693 {'C','O','N','T','E','X','T','_','T','A','G','I','D',0},
694 {'E','X','E','_','W','R','A','P','P','E','R',0},
695 {'U','R','L','_','I','D',0}
697 { /* TAG_TYPE_QWORD */
699 {'B','I','N','_','F','I','L','E','_','V','E','R','S','I','O','N',0},
700 {'B','I','N','_','P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
701 {'M','O','D','T','I','M','E',0},
702 {'F','L','A','G','_','M','A','S','K','_','K','E','R','N','E','L',0},
703 {'U','P','T','O','_','B','I','N','_','P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
704 {'D','A','T','A','_','Q','W','O','R','D',0},
705 {'F','L','A','G','_','M','A','S','K','_','U','S','E','R',0},
706 {'F','L','A','G','S','_','N','T','V','D','M','1',0},
707 {'F','L','A','G','S','_','N','T','V','D','M','2',0},
708 {'F','L','A','G','S','_','N','T','V','D','M','3',0},
709 {'F','L','A','G','_','M','A','S','K','_','S','H','E','L','L',0},
710 {'U','P','T','O','_','B','I','N','_','F','I','L','E','_','V','E','R','S','I','O','N',0},
711 {'F','L','A','G','_','M','A','S','K','_','F','U','S','I','O','N',0},
712 {'F','L','A','G','_','P','R','O','C','E','S','S','P','A','R','A','M',0},
713 {'F','L','A','G','_','L','U','A',0},
714 {'F','L','A','G','_','I','N','S','T','A','L','L',0}
716 { /* TAG_TYPE_STRINGREF */
718 {'D','E','S','C','R','I','P','T','I','O','N',0},
719 {'M','O','D','U','L','E',0},
721 {'V','E','N','D','O','R',0},
722 {'A','P','P','_','N','A','M','E',0},
723 {'I','n','v','a','l','i','d','T','a','g',0},
724 {'C','O','M','M','A','N','D','_','L','I','N','E',0},
725 {'C','O','M','P','A','N','Y','_','N','A','M','E',0},
726 {'D','L','L','F','I','L','E',0},
727 {'W','I','L','D','C','A','R','D','_','N','A','M','E',0},
728 {'I','n','v','a','l','i','d','T','a','g',0},
729 {'I','n','v','a','l','i','d','T','a','g',0},
730 {'I','n','v','a','l','i','d','T','a','g',0},
731 {'I','n','v','a','l','i','d','T','a','g',0},
732 {'P','R','O','D','U','C','T','_','N','A','M','E',0},
733 {'P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
734 {'F','I','L','E','_','D','E','S','C','R','I','P','T','I','O','N',0},
735 {'F','I','L','E','_','V','E','R','S','I','O','N',0},
736 {'O','R','I','G','I','N','A','L','_','F','I','L','E','N','A','M','E',0},
737 {'I','N','T','E','R','N','A','L','_','N','A','M','E',0},
738 {'L','E','G','A','L','_','C','O','P','Y','R','I','G','H','T',0},
739 {'1','6','B','I','T','_','D','E','S','C','R','I','P','T','I','O','N',0},
740 {'A','P','P','H','E','L','P','_','D','E','T','A','I','L','S',0},
741 {'L','I','N','K','_','U','R','L',0},
742 {'L','I','N','K','_','T','E','X','T',0},
743 {'A','P','P','H','E','L','P','_','T','I','T','L','E',0},
744 {'A','P','P','H','E','L','P','_','C','O','N','T','A','C','T',0},
745 {'S','X','S','_','M','A','N','I','F','E','S','T',0},
746 {'D','A','T','A','_','S','T','R','I','N','G',0},
747 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','F','I','L','E',0},
748 {'1','6','B','I','T','_','M','O','D','U','L','E','_','N','A','M','E',0},
749 {'L','A','Y','E','R','_','D','I','S','P','L','A','Y','N','A','M','E',0},
750 {'C','O','M','P','I','L','E','R','_','V','E','R','S','I','O','N',0},
751 {'A','C','T','I','O','N','_','T','Y','P','E',0},
752 {'E','X','P','O','R','T','_','N','A','M','E',0},
755 { /* TAG_TYPE_LIST */
756 {'D','A','T','A','B','A','S','E',0},
757 {'L','I','B','R','A','R','Y',0},
758 {'I','N','E','X','C','L','U','D','E',0},
760 {'P','A','T','C','H',0},
763 {'M','A','T','C','H','I','N','G','_','F','I','L','E',0},
764 {'S','H','I','M','_','R','E','F',0},
765 {'P','A','T','C','H','_','R','E','F',0},
766 {'L','A','Y','E','R',0},
768 {'A','P','P','H','E','L','P',0},
771 {'M','S','I','_','T','R','A','N','S','F','O','R','M',0},
772 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','R','E','F',0},
773 {'M','S','I','_','P','A','C','K','A','G','E',0},
775 {'M','S','I','_','C','U','S','T','O','M','_','A','C','T','I','O','N',0},
776 {'F','L','A','G','_','R','E','F',0},
777 {'A','C','T','I','O','N',0},
778 {'L','O','O','K','U','P',0},
779 {'C','O','N','T','E','X','T',0},
780 {'C','O','N','T','E','X','T','_','R','E','F',0},
781 {'I','n','v','a','l','i','d','T','a','g',0},
782 {'I','n','v','a','l','i','d','T','a','g',0},
783 {'I','n','v','a','l','i','d','T','a','g',0},
784 {'I','n','v','a','l','i','d','T','a','g',0},
785 {'I','n','v','a','l','i','d','T','a','g',0},
786 {'I','n','v','a','l','i','d','T','a','g',0},
789 { /* TAG_TYPE_STRING */
790 {'I','n','v','a','l','i','d','T','a','g',0}
792 { /* TAG_TYPE_BINARY */
793 {'I','n','v','a','l','i','d','T','a','g',0},
794 {'P','A','T','C','H','_','B','I','T','S',0},
795 {'F','I','L','E','_','B','I','T','S',0},
796 {'E','X','E','_','I','D',0},
797 {'D','A','T','A','_','B','I','T','S',0},
798 {'M','S','I','_','P','A','C','K','A','G','E','_','I','D',0},
799 {'D','A','T','A','B','A','S','E','_','I','D',0},
800 {'C','O','N','T','E','X','T','_','P','L','A','T','F','O','R','M','_','I','D',0},
801 {'C','O','N','T','E','X','T','_','B','R','A','N','C','H','_','I','D',0},
802 {'I','n','v','a','l','i','d','T','a','g',0},
803 {'I','n','v','a','l','i','d','T','a','g',0},
804 {'I','n','v','a','l','i','d','T','a','g',0},
805 {'I','n','v','a','l','i','d','T','a','g',0},
806 {'I','n','v','a','l','i','d','T','a','g',0},
807 {'I','n','v','a','l','i','d','T','a','g',0},
808 {'F','I','X','_','I','D',0},
809 {'A','P','P','_','I','D',0}
813 /* sizes of tables in above array (# strings per type) */
814 static const WORD limits
[9] = {
815 /* switch off TYPE_* nibble of last tag for each type */
816 TAG_REINSTALL_UPGRADE
& 0xFF,
818 TAG_MATCH_MODE
& 0xFF,
820 TAG_FLAG_INSTALL
& 0xFF,
827 /* lookup tables for tags in range 0x800 + (0x1 -> 0xFF) | TYPE */
828 static const WCHAR table2
[9][3][17] = {
829 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_NULL */
830 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_BYTE */
832 {'T','A','G',0}, /* TAG_TYPE_WORD */
833 {'I','N','D','E','X','_','T','A','G',0},
834 {'I','N','D','E','X','_','K','E','Y',0}
836 { {'T','A','G','I','D',0} }, /* TAG_TYPE_DWORD */
837 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_QWORD */
838 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_STRINGREF */
840 {'S','T','R','I','N','G','T','A','B','L','E',0}, /* TAG_TYPE_LIST */
841 {'I','N','D','E','X','E','S',0},
842 {'I','N','D','E','X',0}
844 { {'S','T','R','I','N','G','T','A','B','L','E','_','I','T','E','M',0}, }, /* TAG_TYPE_STRING */
845 { {'I','N','D','E','X','_','B','I','T','S',0} } /* TAG_TYPE_BINARY */
848 /* sizes of tables in above array, hardcoded for simplicity */
849 static const WORD limits2
[9] = { 0, 0, 3, 1, 0, 0, 3, 1, 1 };
851 static const WCHAR null
[] = {'N','U','L','L',0};
852 static const WCHAR invalid
[] = {'I','n','v','a','l','i','d','T','a','g',0};
854 BOOL switch_table
; /* should we use table2 and limits2? */
855 WORD index
, type_index
;
857 /* special case: null tag */
861 /* tags with only type mask or no type mask are invalid */
862 if ((tag
& ~TAG_TYPE_MASK
) == 0 || (tag
& TAG_TYPE_MASK
) == 0)
865 /* some valid tags are in range 0x800 + (0x1 -> 0xF) | TYPE */
866 if ((tag
& 0xF00) == 0x800)
868 else if ((tag
& 0xF00) == 0)
869 switch_table
= FALSE
;
872 /* index of table in array is type nibble */
873 type_index
= (tag
>> 12) - 1;
875 /* index of string in table is low byte */
876 index
= (tag
& 0xFF) - 1;
879 if (type_index
>= 9 || index
>= (switch_table
? limits2
[type_index
] : limits
[type_index
]))
883 return switch_table
? table2
[type_index
][index
] : table
[type_index
][index
];