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
26 #include "sdbstringtable.h"
28 #include "wine/unicode.h"
31 static const GUID GUID_DATABASE_MSI
= {0xd8ff6d16,0x6a3a,0x468a, {0x8b,0x44,0x01,0x71,0x4d,0xdc,0x49,0xea}};
32 static const GUID GUID_DATABASE_SHIM
= {0x11111111,0x1111,0x1111, {0x11,0x11,0x11,0x11,0x11,0x11,0x11,0x11}};
33 static const GUID GUID_DATABASE_DRIVERS
= {0xf9ab2228,0x3312,0x4a73, {0xb6,0xf9,0x93,0x6d,0x70,0xe1,0x12,0xef}};
35 static HANDLE
SdbpHeap(void);
37 #if SDBAPI_DEBUG_ALLOC
39 typedef struct SHIM_ALLOC_ENTRY
47 } SHIM_ALLOC_ENTRY
, *PSHIM_ALLOC_ENTRY
;
50 static RTL_AVL_TABLE g_SdbpAllocationTable
;
53 static RTL_GENERIC_COMPARE_RESULTS
54 NTAPI
ShimAllocCompareRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ PVOID FirstStruct
, _In_ PVOID SecondStruct
)
56 PVOID First
= ((PSHIM_ALLOC_ENTRY
)FirstStruct
)->Address
;
57 PVOID Second
= ((PSHIM_ALLOC_ENTRY
)SecondStruct
)->Address
;
60 return GenericLessThan
;
61 else if (First
== Second
)
63 return GenericGreaterThan
;
66 static PVOID NTAPI
ShimAllocAllocateRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ CLONG ByteSize
)
68 return HeapAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, ByteSize
);
71 static VOID NTAPI
ShimAllocFreeRoutine(_In_ PRTL_AVL_TABLE Table
, _In_ PVOID Buffer
)
73 HeapFree(SdbpHeap(), 0, Buffer
);
76 static void SdbpInsertAllocation(PVOID address
, SIZE_T size
, int line
, const char* file
)
78 SHIM_ALLOC_ENTRY Entry
= {0};
80 Entry
.Address
= address
;
84 RtlInsertElementGenericTableAvl(&g_SdbpAllocationTable
, &Entry
, sizeof(Entry
), NULL
);
87 static void SdbpUpdateAllocation(PVOID address
, PVOID newaddress
, SIZE_T size
, int line
, const char* file
)
89 SHIM_ALLOC_ENTRY Lookup
= {0};
90 PSHIM_ALLOC_ENTRY Entry
;
91 Lookup
.Address
= address
;
92 Entry
= RtlLookupElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
);
94 if (address
== newaddress
)
100 Lookup
.Address
= newaddress
;
104 Lookup
.Prev
= address
;
105 RtlInsertElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
, sizeof(Lookup
), NULL
);
106 Entry
->Next
= newaddress
;
110 static void SdbpRemoveAllocation(PVOID address
, int line
, const char* file
)
113 SHIM_ALLOC_ENTRY Lookup
= {0};
114 PSHIM_ALLOC_ENTRY Entry
;
116 sprintf(buf
, "\r\n===============\r\n%s(%d): SdbpFree called, tracing alloc:\r\n", file
, line
);
117 OutputDebugStringA(buf
);
119 Lookup
.Address
= address
;
120 while (Lookup
.Address
)
122 Entry
= RtlLookupElementGenericTableAvl(&g_SdbpAllocationTable
, &Lookup
);
126 RtlDeleteElementGenericTableAvl(&g_SdbpAllocationTable
, Entry
);
128 sprintf(buf
, " > %s(%d): %s%sAlloc( %d ) ==> %p\r\n", Lookup
.File
, Lookup
.Line
,
129 Lookup
.Next
? "Invalidated " : "", Lookup
.Prev
? "Re" : "", Lookup
.Size
, Lookup
.Address
);
130 OutputDebugStringA(buf
);
131 Lookup
.Address
= Lookup
.Prev
;
135 Lookup
.Address
= NULL
;
138 sprintf(buf
, "\r\n===============\r\n");
139 OutputDebugStringA(buf
);
144 static HANDLE g_Heap
;
145 void SdbpHeapInit(void)
147 #if SDBAPI_DEBUG_ALLOC
148 RtlInitializeGenericTableAvl(&g_SdbpAllocationTable
, ShimAllocCompareRoutine
,
149 ShimAllocAllocateRoutine
, ShimAllocFreeRoutine
, NULL
);
151 g_Heap
= HeapCreate(0, 0x10000, 0);
154 void SdbpHeapDeinit(void)
156 #if SDBAPI_DEBUG_ALLOC
157 if (g_SdbpAllocationTable
.NumberGenericTableElements
!= 0)
163 static HANDLE
SdbpHeap(void)
168 LPVOID
SdbpAlloc(SIZE_T size
169 #if SDBAPI_DEBUG_ALLOC
170 , int line
, const char* file
174 LPVOID mem
= HeapAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, size
);
175 #if SDBAPI_DEBUG_ALLOC
176 SdbpInsertAllocation(mem
, size
, line
, file
);
181 LPVOID
SdbpReAlloc(LPVOID mem
, SIZE_T size
, SIZE_T oldSize
182 #if SDBAPI_DEBUG_ALLOC
183 , int line
, const char* file
187 LPVOID newmem
= HeapReAlloc(SdbpHeap(), HEAP_ZERO_MEMORY
, mem
, size
);
188 #if SDBAPI_DEBUG_ALLOC
189 SdbpUpdateAllocation(mem
, newmem
, size
, line
, file
);
194 void SdbpFree(LPVOID mem
195 #if SDBAPI_DEBUG_ALLOC
196 , int line
, const char* file
200 #if SDBAPI_DEBUG_ALLOC
201 SdbpRemoveAllocation(mem
, line
, file
);
203 HeapFree(SdbpHeap(), 0, mem
);
206 PDB WINAPI
SdbpCreate(LPCWSTR path
, PATH_TYPE type
, BOOL write
)
210 OBJECT_ATTRIBUTES attr
;
214 if (type
== DOS_PATH
)
216 if (!RtlDosPathNameToNtPathName_U(path
, &str
, NULL
, NULL
))
220 RtlInitUnicodeString(&str
, path
);
222 /* SdbAlloc zeroes the memory. */
223 db
= (PDB
)SdbAlloc(sizeof(DB
));
226 SHIM_ERR("Failed to allocate memory for shim database\n");
230 InitializeObjectAttributes(&attr
, &str
, OBJ_CASE_INSENSITIVE
, NULL
, NULL
);
232 Status
= NtCreateFile(&db
->file
, (write
? FILE_GENERIC_WRITE
: FILE_GENERIC_READ
)| SYNCHRONIZE
,
233 &attr
, &io
, NULL
, FILE_ATTRIBUTE_NORMAL
, FILE_SHARE_READ
,
234 write
? FILE_SUPERSEDE
: FILE_OPEN
, FILE_NON_DIRECTORY_FILE
| FILE_SYNCHRONOUS_IO_NONALERT
, NULL
, 0);
236 if (type
== DOS_PATH
)
237 RtlFreeUnicodeString(&str
);
239 if (!NT_SUCCESS(Status
))
241 SdbCloseDatabase(db
);
242 SHIM_ERR("Failed to create shim database file: %lx\n", Status
);
249 void WINAPI
SdbpFlush(PDB db
)
252 NTSTATUS Status
= NtWriteFile(db
->file
, NULL
, NULL
, NULL
, &io
,
253 db
->data
, db
->write_iter
, NULL
, NULL
);
254 if( !NT_SUCCESS(Status
))
255 SHIM_WARN("failed with 0x%lx\n", Status
);
258 DWORD
SdbpStrlen(PCWSTR string
)
260 return lstrlenW(string
);
263 DWORD
SdbpStrsize(PCWSTR string
)
265 return (SdbpStrlen(string
) + 1) * sizeof(WCHAR
);
268 PWSTR
SdbpStrDup(LPCWSTR string
)
270 PWSTR ret
= SdbpAlloc(SdbpStrsize(string
));
271 lstrcpyW(ret
, string
);
276 BOOL WINAPI
SdbpOpenMemMappedFile(LPCWSTR path
, PMEMMAPPED mapping
)
279 OBJECT_ATTRIBUTES ObjectAttributes
;
280 IO_STATUS_BLOCK IoStatusBlock
;
281 FILE_STANDARD_INFORMATION FileStandard
;
282 UNICODE_STRING FileName
;
284 RtlZeroMemory(mapping
, sizeof(*mapping
));
286 if(!RtlDosPathNameToNtPathName_U(path
, &FileName
, NULL
, NULL
))
288 RtlFreeUnicodeString(&FileName
);
292 InitializeObjectAttributes(&ObjectAttributes
, &FileName
, OBJ_CASE_INSENSITIVE
, NULL
, NULL
);
293 Status
= NtOpenFile(&mapping
->file
, GENERIC_READ
| SYNCHRONIZE
, &ObjectAttributes
, &IoStatusBlock
, FILE_SHARE_READ
, FILE_SYNCHRONOUS_IO_NONALERT
);
294 RtlFreeUnicodeString(&FileName
);
296 if (!NT_SUCCESS(Status
))
298 SHIM_ERR("Failed to open file %S: 0x%lx\n", path
, Status
);
302 Status
= NtCreateSection(&mapping
->section
, STANDARD_RIGHTS_REQUIRED
| SECTION_QUERY
| SECTION_MAP_READ
, 0, 0, PAGE_READONLY
, SEC_COMMIT
, mapping
->file
);
303 if (!NT_SUCCESS(Status
))
306 if (Status
== STATUS_MAPPED_FILE_SIZE_ZERO
)
308 NtClose(mapping
->file
);
309 mapping
->file
= mapping
->section
= NULL
;
312 SHIM_ERR("Failed to create mapping for file: 0x%lx\n", Status
);
316 Status
= NtQueryInformationFile(mapping
->file
, &IoStatusBlock
, &FileStandard
, sizeof(FileStandard
), FileStandardInformation
);
317 if (!NT_SUCCESS(Status
))
319 SHIM_ERR("Failed to read file info for file: 0x%lx\n", Status
);
323 mapping
->mapped_size
= mapping
->size
= FileStandard
.EndOfFile
.LowPart
;
324 Status
= NtMapViewOfSection(mapping
->section
, NtCurrentProcess(), (PVOID
*)&mapping
->view
, 0, 0, 0, &mapping
->mapped_size
, ViewUnmap
, 0, PAGE_READONLY
);
325 if (!NT_SUCCESS(Status
))
327 SHIM_ERR("Failed to map view of file: 0x%lx\n", Status
);
336 if (mapping
->section
)
337 NtClose(mapping
->section
);
338 NtClose(mapping
->file
);
343 void WINAPI
SdbpCloseMemMappedFile(PMEMMAPPED mapping
)
345 /* Prevent a VAD warning */
347 NtUnmapViewOfSection(NtCurrentProcess(), mapping
->view
);
348 NtClose(mapping
->section
);
349 NtClose(mapping
->file
);
350 RtlZeroMemory(mapping
, sizeof(*mapping
));
353 BOOL WINAPI
SdbpCheckTagType(TAG tag
, WORD type
)
355 if ((tag
& TAG_TYPE_MASK
) != type
)
360 BOOL WINAPI
SdbpCheckTagIDType(PDB db
, TAGID tagid
, WORD type
)
362 TAG tag
= SdbGetTagFromTagID(db
, tagid
);
365 return SdbpCheckTagType(tag
, type
);
368 PDB
SdbpOpenDatabase(LPCWSTR path
, PATH_TYPE type
, PDWORD major
, PDWORD minor
)
375 db
= SdbpCreate(path
, type
, FALSE
);
379 db
->size
= GetFileSize(db
->file
, NULL
);
380 db
->data
= SdbAlloc(db
->size
);
381 Status
= NtReadFile(db
->file
, NULL
, NULL
, NULL
, &io
, db
->data
, db
->size
, NULL
, NULL
);
383 if (!NT_SUCCESS(Status
))
385 SdbCloseDatabase(db
);
386 SHIM_ERR("Failed to open shim database file: 0x%lx\n", Status
);
390 if (!SdbpReadData(db
, &header
, 0, 12))
392 SdbCloseDatabase(db
);
393 SHIM_ERR("Failed to read shim database header\n");
397 if (memcmp(&header
[8], "sdbf", 4) != 0)
399 SdbCloseDatabase(db
);
400 SHIM_ERR("Shim database header is invalid\n");
404 *major
= *(DWORD
*)&header
[0];
405 *minor
= *(DWORD
*)&header
[4];
412 * Opens specified shim database file.
414 * @param [in] path Path to the shim database.
415 * @param [in] type Type of path. Either DOS_PATH or NT_PATH.
417 * @return Success: Handle to the shim database, NULL otherwise.
419 PDB WINAPI
SdbOpenDatabase(LPCWSTR path
, PATH_TYPE type
)
424 db
= SdbpOpenDatabase(path
, type
, &major
, &minor
);
430 SdbCloseDatabase(db
);
431 SHIM_ERR("Invalid shim database version\n");
435 db
->stringtable
= SdbFindFirstTag(db
, TAGID_ROOT
, TAG_STRINGTABLE
);
436 if(!SdbGetDatabaseID(db
, &db
->database_id
))
438 SHIM_INFO("Failed to get the database id\n");
444 * Closes specified database and frees its memory.
446 * @param [in] db Handle to the shim database.
448 void WINAPI
SdbCloseDatabase(PDB db
)
455 if (db
->string_buffer
)
456 SdbCloseDatabase(db
->string_buffer
);
457 if (db
->string_lookup
)
458 SdbpTableDestroy(&db
->string_lookup
);
464 * Retrieves AppPatch directory.
466 * @param [in] db Handle to the shim database.
467 * @param [out] path Pointer to memory in which path shall be written.
468 * @param [in] size Size of the buffer in characters.
470 BOOL WINAPI
SdbGetAppPatchDir(HSDB db
, LPWSTR path
, DWORD size
)
472 static WCHAR
* default_dir
= NULL
;
473 static CONST WCHAR szAppPatch
[] = {'\\','A','p','p','P','a','t','c','h',0};
475 /* In case function fails, path holds empty string */
482 UINT len
= GetSystemWindowsDirectoryW(NULL
, 0) + lstrlenW(szAppPatch
);
483 tmp
= SdbAlloc((len
+ 1)* sizeof(WCHAR
));
486 UINT r
= GetSystemWindowsDirectoryW(tmp
, len
+1);
489 if (SUCCEEDED(StringCchCatW(tmp
, len
+1, szAppPatch
)))
491 if (InterlockedCompareExchangePointer((void**)&default_dir
, tmp
, NULL
) == NULL
)
500 SHIM_ERR("Unable to obtain default AppPatch directory\n");
507 return SUCCEEDED(StringCchCopyW(path
, size
, default_dir
));
517 * Parses a string to retrieve a GUID.
519 * @param [in] GuidString The string to parse.
520 * @param [out] Guid The resulting GUID.
522 * @return TRUE if it succeeds, FALSE if it fails.
524 BOOL WINAPI
SdbGUIDFromString(PCWSTR GuidString
, GUID
*Guid
)
526 UNICODE_STRING GuidString_u
;
527 RtlInitUnicodeString(&GuidString_u
, GuidString
);
528 return NT_SUCCESS(RtlGUIDFromString(&GuidString_u
, Guid
));
532 * Converts a GUID to a string.
534 * @param [in] Guid The GUID to convert.
535 * @param [out] GuidString The resulting string representation of Guid.
536 * @param [in] Length The length of GuidString.
538 * @return TRUE if it succeeds, FALSE if it fails.
540 BOOL WINAPI
SdbGUIDToString(CONST GUID
*Guid
, PWSTR GuidString
, SIZE_T Length
)
542 UNICODE_STRING GuidString_u
;
543 if(NT_SUCCESS(RtlStringFromGUID(Guid
, &GuidString_u
)))
545 HRESULT hr
= StringCchCopyNW(GuidString
, Length
, GuidString_u
.Buffer
, GuidString_u
.Length
/ 2);
546 RtlFreeUnicodeString(&GuidString_u
);
547 return SUCCEEDED(hr
);
553 * Checks if the specified GUID is a NULL GUID
555 * @param [in] Guid The GUID to check.
557 * @return TRUE if it is a NULL GUID.
559 BOOL WINAPI
SdbIsNullGUID(CONST GUID
*Guid
)
561 static GUID NullGuid
= { 0 };
562 return !Guid
|| IsEqualGUID(&NullGuid
, Guid
);
566 * Get the GUID from one of the standard databases.
568 * @param [in] Flags The ID to retrieve the guid from. (See SDB_DATABASE_MAIN_[xxx])
569 * @param [out] Guid The resulting GUID.
571 * @return TRUE if a known database ID.
573 BOOL WINAPI
SdbGetStandardDatabaseGUID(DWORD Flags
, GUID
* Guid
)
575 const GUID
* copy_from
= NULL
;
576 switch(Flags
& HID_DATABASE_TYPE_MASK
)
578 case SDB_DATABASE_MAIN_MSI
:
579 copy_from
= &GUID_DATABASE_MSI
;
581 case SDB_DATABASE_MAIN_SHIM
:
582 copy_from
= &GUID_DATABASE_SHIM
;
584 case SDB_DATABASE_MAIN_DRIVERS
:
585 copy_from
= &GUID_DATABASE_DRIVERS
;
588 SHIM_ERR("Cannot obtain database guid for databases other than main\n");
593 memcpy(Guid
, copy_from
, sizeof(GUID
));
599 * Read the database version from the specified database.
601 * @param [in] database The database.
602 * @param [out] VersionHi The first part of the version number.
603 * @param [out] VersionLo The second part of the version number.
605 * @return TRUE if it succeeds or fails, FALSE if ???
607 BOOL WINAPI
SdbGetDatabaseVersion(LPCWSTR database
, PDWORD VersionHi
, PDWORD VersionLo
)
611 db
= SdbpOpenDatabase(database
, DOS_PATH
, VersionHi
, VersionLo
);
613 SdbCloseDatabase(db
);
620 * Converts the specified string to an index key.
622 * @param [in] str The string which will be converted.
624 * @return The resulting index key
626 * @todo: Fix this for unicode strings.
628 LONGLONG WINAPI
SdbMakeIndexKeyFromString(LPCWSTR str
)
633 while (*str
&& shift
>= 0)
635 WCHAR c
= toupper(*(str
++));
639 result
|= (((LONGLONG
)(c
& 0xff)) << shift
);
650 result
|= (((LONGLONG
)(c
& 0xff)) << shift
);
660 * Converts specified tag into a string.
662 * @param [in] tag The tag which will be converted to a string.
664 * @return Success: Pointer to the string matching specified tag, or L"InvalidTag" on failure.
666 * @todo: Convert this into a lookup table, this is wasting alot of space.
668 LPCWSTR WINAPI
SdbTagToString(TAG tag
)
670 /* lookup tables for tags in range 0x1 -> 0xFF | TYPE */
671 static const WCHAR table
[9][0x32][25] = {
672 { /* TAG_TYPE_NULL */
673 {'I','N','C','L','U','D','E',0},
674 {'G','E','N','E','R','A','L',0},
675 {'M','A','T','C','H','_','L','O','G','I','C','_','N','O','T',0},
676 {'A','P','P','L','Y','_','A','L','L','_','S','H','I','M','S',0},
677 {'U','S','E','_','S','E','R','V','I','C','E','_','P','A','C','K','_','F','I','L','E','S',0},
678 {'M','I','T','I','G','A','T','I','O','N','_','O','S',0},
679 {'B','L','O','C','K','_','U','P','G','R','A','D','E',0},
680 {'I','N','C','L','U','D','E','E','X','C','L','U','D','E','D','L','L',0},
681 {'R','A','C','_','E','V','E','N','T','_','O','F','F',0},
682 {'T','E','L','E','M','E','T','R','Y','_','O','F','F',0},
683 {'S','H','I','M','_','E','N','G','I','N','E','_','O','F','F',0},
684 {'L','A','Y','E','R','_','P','R','O','P','A','G','A','T','I','O','N','_','O','F','F',0},
685 {'R','E','I','N','S','T','A','L','L','_','U','P','G','R','A','D','E',0}
687 { /* TAG_TYPE_BYTE */
688 {'I','n','v','a','l','i','d','T','a','g',0}
690 { /* TAG_TYPE_WORD */
691 {'M','A','T','C','H','_','M','O','D','E',0}
693 { /* TAG_TYPE_DWORD */
695 {'O','F','F','S','E','T',0},
696 {'C','H','E','C','K','S','U','M',0},
697 {'S','H','I','M','_','T','A','G','I','D',0},
698 {'P','A','T','C','H','_','T','A','G','I','D',0},
699 {'M','O','D','U','L','E','_','T','Y','P','E',0},
700 {'V','E','R','D','A','T','E','H','I',0},
701 {'V','E','R','D','A','T','E','L','O',0},
702 {'V','E','R','F','I','L','E','O','S',0},
703 {'V','E','R','F','I','L','E','T','Y','P','E',0},
704 {'P','E','_','C','H','E','C','K','S','U','M',0},
705 {'P','R','E','V','O','S','M','A','J','O','R','V','E','R',0},
706 {'P','R','E','V','O','S','M','I','N','O','R','V','E','R',0},
707 {'P','R','E','V','O','S','P','L','A','T','F','O','R','M','I','D',0},
708 {'P','R','E','V','O','S','B','U','I','L','D','N','O',0},
709 {'P','R','O','B','L','E','M','S','E','V','E','R','I','T','Y',0},
710 {'L','A','N','G','I','D',0},
711 {'V','E','R','_','L','A','N','G','U','A','G','E',0},
712 {'I','n','v','a','l','i','d','T','a','g',0},
713 {'E','N','G','I','N','E',0},
714 {'H','T','M','L','H','E','L','P','I','D',0},
715 {'I','N','D','E','X','_','F','L','A','G','S',0},
716 {'F','L','A','G','S',0},
717 {'D','A','T','A','_','V','A','L','U','E','T','Y','P','E',0},
718 {'D','A','T','A','_','D','W','O','R','D',0},
719 {'L','A','Y','E','R','_','T','A','G','I','D',0},
720 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','T','A','G','I','D',0},
721 {'L','I','N','K','E','R','_','V','E','R','S','I','O','N',0},
722 {'L','I','N','K','_','D','A','T','E',0},
723 {'U','P','T','O','_','L','I','N','K','_','D','A','T','E',0},
724 {'O','S','_','S','E','R','V','I','C','E','_','P','A','C','K',0},
725 {'F','L','A','G','_','T','A','G','I','D',0},
726 {'R','U','N','T','I','M','E','_','P','L','A','T','F','O','R','M',0},
727 {'O','S','_','S','K','U',0},
728 {'O','S','_','P','L','A','T','F','O','R','M',0},
729 {'A','P','P','_','N','A','M','E','_','R','C','_','I','D',0},
730 {'V','E','N','D','O','R','_','N','A','M','E','_','R','C','_','I','D',0},
731 {'S','U','M','M','A','R','Y','_','M','S','G','_','R','C','_','I','D',0},
732 {'V','I','S','T','A','_','S','K','U',0},
733 {'D','E','S','C','R','I','P','T','I','O','N','_','R','C','_','I','D',0},
734 {'P','A','R','A','M','E','T','E','R','1','_','R','C','_','I','D',0},
735 {'I','n','v','a','l','i','d','T','a','g',0},
736 {'I','n','v','a','l','i','d','T','a','g',0},
737 {'I','n','v','a','l','i','d','T','a','g',0},
738 {'I','n','v','a','l','i','d','T','a','g',0},
739 {'I','n','v','a','l','i','d','T','a','g',0},
740 {'I','n','v','a','l','i','d','T','a','g',0},
741 {'C','O','N','T','E','X','T','_','T','A','G','I','D',0},
742 {'E','X','E','_','W','R','A','P','P','E','R',0},
743 {'U','R','L','_','I','D',0}
745 { /* TAG_TYPE_QWORD */
747 {'B','I','N','_','F','I','L','E','_','V','E','R','S','I','O','N',0},
748 {'B','I','N','_','P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
749 {'M','O','D','T','I','M','E',0},
750 {'F','L','A','G','_','M','A','S','K','_','K','E','R','N','E','L',0},
751 {'U','P','T','O','_','B','I','N','_','P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
752 {'D','A','T','A','_','Q','W','O','R','D',0},
753 {'F','L','A','G','_','M','A','S','K','_','U','S','E','R',0},
754 {'F','L','A','G','S','_','N','T','V','D','M','1',0},
755 {'F','L','A','G','S','_','N','T','V','D','M','2',0},
756 {'F','L','A','G','S','_','N','T','V','D','M','3',0},
757 {'F','L','A','G','_','M','A','S','K','_','S','H','E','L','L',0},
758 {'U','P','T','O','_','B','I','N','_','F','I','L','E','_','V','E','R','S','I','O','N',0},
759 {'F','L','A','G','_','M','A','S','K','_','F','U','S','I','O','N',0},
760 {'F','L','A','G','_','P','R','O','C','E','S','S','P','A','R','A','M',0},
761 {'F','L','A','G','_','L','U','A',0},
762 {'F','L','A','G','_','I','N','S','T','A','L','L',0}
764 { /* TAG_TYPE_STRINGREF */
766 {'D','E','S','C','R','I','P','T','I','O','N',0},
767 {'M','O','D','U','L','E',0},
769 {'V','E','N','D','O','R',0},
770 {'A','P','P','_','N','A','M','E',0},
771 {'I','n','v','a','l','i','d','T','a','g',0},
772 {'C','O','M','M','A','N','D','_','L','I','N','E',0},
773 {'C','O','M','P','A','N','Y','_','N','A','M','E',0},
774 {'D','L','L','F','I','L','E',0},
775 {'W','I','L','D','C','A','R','D','_','N','A','M','E',0},
776 {'I','n','v','a','l','i','d','T','a','g',0},
777 {'I','n','v','a','l','i','d','T','a','g',0},
778 {'I','n','v','a','l','i','d','T','a','g',0},
779 {'I','n','v','a','l','i','d','T','a','g',0},
780 {'P','R','O','D','U','C','T','_','N','A','M','E',0},
781 {'P','R','O','D','U','C','T','_','V','E','R','S','I','O','N',0},
782 {'F','I','L','E','_','D','E','S','C','R','I','P','T','I','O','N',0},
783 {'F','I','L','E','_','V','E','R','S','I','O','N',0},
784 {'O','R','I','G','I','N','A','L','_','F','I','L','E','N','A','M','E',0},
785 {'I','N','T','E','R','N','A','L','_','N','A','M','E',0},
786 {'L','E','G','A','L','_','C','O','P','Y','R','I','G','H','T',0},
787 {'1','6','B','I','T','_','D','E','S','C','R','I','P','T','I','O','N',0},
788 {'A','P','P','H','E','L','P','_','D','E','T','A','I','L','S',0},
789 {'L','I','N','K','_','U','R','L',0},
790 {'L','I','N','K','_','T','E','X','T',0},
791 {'A','P','P','H','E','L','P','_','T','I','T','L','E',0},
792 {'A','P','P','H','E','L','P','_','C','O','N','T','A','C','T',0},
793 {'S','X','S','_','M','A','N','I','F','E','S','T',0},
794 {'D','A','T','A','_','S','T','R','I','N','G',0},
795 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','F','I','L','E',0},
796 {'1','6','B','I','T','_','M','O','D','U','L','E','_','N','A','M','E',0},
797 {'L','A','Y','E','R','_','D','I','S','P','L','A','Y','N','A','M','E',0},
798 {'C','O','M','P','I','L','E','R','_','V','E','R','S','I','O','N',0},
799 {'A','C','T','I','O','N','_','T','Y','P','E',0},
800 {'E','X','P','O','R','T','_','N','A','M','E',0},
803 { /* TAG_TYPE_LIST */
804 {'D','A','T','A','B','A','S','E',0},
805 {'L','I','B','R','A','R','Y',0},
806 {'I','N','E','X','C','L','U','D','E',0},
808 {'P','A','T','C','H',0},
811 {'M','A','T','C','H','I','N','G','_','F','I','L','E',0},
812 {'S','H','I','M','_','R','E','F',0},
813 {'P','A','T','C','H','_','R','E','F',0},
814 {'L','A','Y','E','R',0},
816 {'A','P','P','H','E','L','P',0},
819 {'M','S','I','_','T','R','A','N','S','F','O','R','M',0},
820 {'M','S','I','_','T','R','A','N','S','F','O','R','M','_','R','E','F',0},
821 {'M','S','I','_','P','A','C','K','A','G','E',0},
823 {'M','S','I','_','C','U','S','T','O','M','_','A','C','T','I','O','N',0},
824 {'F','L','A','G','_','R','E','F',0},
825 {'A','C','T','I','O','N',0},
826 {'L','O','O','K','U','P',0},
827 {'C','O','N','T','E','X','T',0},
828 {'C','O','N','T','E','X','T','_','R','E','F',0},
829 {'I','n','v','a','l','i','d','T','a','g',0},
830 {'I','n','v','a','l','i','d','T','a','g',0},
831 {'I','n','v','a','l','i','d','T','a','g',0},
832 {'I','n','v','a','l','i','d','T','a','g',0},
833 {'I','n','v','a','l','i','d','T','a','g',0},
834 {'I','n','v','a','l','i','d','T','a','g',0},
837 { /* TAG_TYPE_STRING */
838 {'I','n','v','a','l','i','d','T','a','g',0}
840 { /* TAG_TYPE_BINARY */
841 {'I','n','v','a','l','i','d','T','a','g',0},
842 {'P','A','T','C','H','_','B','I','T','S',0},
843 {'F','I','L','E','_','B','I','T','S',0},
844 {'E','X','E','_','I','D',0},
845 {'D','A','T','A','_','B','I','T','S',0},
846 {'M','S','I','_','P','A','C','K','A','G','E','_','I','D',0},
847 {'D','A','T','A','B','A','S','E','_','I','D',0},
848 {'C','O','N','T','E','X','T','_','P','L','A','T','F','O','R','M','_','I','D',0},
849 {'C','O','N','T','E','X','T','_','B','R','A','N','C','H','_','I','D',0},
850 {'I','n','v','a','l','i','d','T','a','g',0},
851 {'I','n','v','a','l','i','d','T','a','g',0},
852 {'I','n','v','a','l','i','d','T','a','g',0},
853 {'I','n','v','a','l','i','d','T','a','g',0},
854 {'I','n','v','a','l','i','d','T','a','g',0},
855 {'I','n','v','a','l','i','d','T','a','g',0},
856 {'F','I','X','_','I','D',0},
857 {'A','P','P','_','I','D',0}
861 /* sizes of tables in above array (# strings per type) */
862 static const WORD limits
[9] = {
863 /* switch off TYPE_* nibble of last tag for each type */
864 TAG_REINSTALL_UPGRADE
& 0xFF,
866 TAG_MATCH_MODE
& 0xFF,
868 TAG_FLAG_INSTALL
& 0xFF,
875 /* lookup tables for tags in range 0x800 + (0x1 -> 0xFF) | TYPE */
876 static const WCHAR table2
[9][3][17] = {
877 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_NULL */
878 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_BYTE */
880 {'T','A','G',0}, /* TAG_TYPE_WORD */
881 {'I','N','D','E','X','_','T','A','G',0},
882 {'I','N','D','E','X','_','K','E','Y',0}
884 { {'T','A','G','I','D',0} }, /* TAG_TYPE_DWORD */
885 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_QWORD */
886 { {'I','n','v','a','l','i','d','T','a','g',0} }, /* TAG_TYPE_STRINGREF */
888 {'S','T','R','I','N','G','T','A','B','L','E',0}, /* TAG_TYPE_LIST */
889 {'I','N','D','E','X','E','S',0},
890 {'I','N','D','E','X',0}
892 { {'S','T','R','I','N','G','T','A','B','L','E','_','I','T','E','M',0}, }, /* TAG_TYPE_STRING */
893 { {'I','N','D','E','X','_','B','I','T','S',0} } /* TAG_TYPE_BINARY */
896 /* sizes of tables in above array, hardcoded for simplicity */
897 static const WORD limits2
[9] = { 0, 0, 3, 1, 0, 0, 3, 1, 1 };
899 static const WCHAR null
[] = {'N','U','L','L',0};
900 static const WCHAR invalid
[] = {'I','n','v','a','l','i','d','T','a','g',0};
902 BOOL switch_table
; /* should we use table2 and limits2? */
903 WORD index
, type_index
;
905 /* special case: null tag */
909 /* tags with only type mask or no type mask are invalid */
910 if ((tag
& ~TAG_TYPE_MASK
) == 0 || (tag
& TAG_TYPE_MASK
) == 0)
913 /* some valid tags are in range 0x800 + (0x1 -> 0xF) | TYPE */
914 if ((tag
& 0xF00) == 0x800)
916 else if ((tag
& 0xF00) == 0)
917 switch_table
= FALSE
;
920 /* index of table in array is type nibble */
921 type_index
= (tag
>> 12) - 1;
923 /* index of string in table is low byte */
924 index
= (tag
& 0xFF) - 1;
927 if (type_index
>= 9 || index
>= (switch_table
? limits2
[type_index
] : limits
[type_index
]))
931 return switch_table
? table2
[type_index
][index
] : table
[type_index
][index
];