ReactOS  0.4.12-dev-945-g5a2911d
apphelp.c File Reference
#include "windef.h"
#include "winbase.h"
#include "winreg.h"
#include "strsafe.h"
#include "apphelp.h"
#include <ndk/rtlfuncs.h>
#include <ndk/cmfuncs.h>
#include <ndk/obfuncs.h>
#include <ndk/kdtypes.h>
Include dependency graph for apphelp.c:

Go to the source code of this file.

Macros

#define WIN32_NO_STATUS
 
#define DPFLTR_APPCOMPAT_ID   123
 
#define MAX_GUID_STRING_LEN   sizeof("{12345678-1234-1234-0123-456789abcdef}")
 
#define NT_SUCCESS(StatCode)   ((NTSTATUS)(StatCode) >= 0)
 
#define APPHELP_DONTWRITE_REASON   2
 
#define APPHELP_CLEARBITS   0x100 /* TODO: Investigate */
 
#define APPHELP_IGNORE_ENVIRONMENT   0x400
 
#define APPHELP_VALID_RESULT   0x10000
 
#define APPHELP_RESULT_NOTFOUND   0x20000
 
#define APPHELP_RESULT_FOUND   0x40000
 

Functions

ACCESS_MASK Wow64QueryFlag (void)
 
void ApphelppInitDebugLevel (void)
 
BOOL WINAPI DllMain (HINSTANCE hinst, DWORD reason, LPVOID reserved)
 
BOOL WINAPI ApphelpCheckInstallShieldPackage (void *ptr, LPCWSTR path)
 
BOOL WINAPI ApphelpCheckShellObject (REFCLSID ObjectCLSID, BOOL bShimIfNecessary, ULONGLONG *pullFlags)
 
BOOL WINAPIV ShimDbgPrint (SHIM_LOG_LEVEL Level, PCSTR FunctionName, PCSTR Format,...)
 
BOOL WINAPI ApphelpCheckRunAppEx (_In_ HANDLE FileHandle, _In_opt_ PVOID Unk1, _In_opt_ PVOID Unk2, _In_opt_z_ PWCHAR ApplicationName, _In_opt_ PVOID Environment, _In_opt_ USHORT ExeType, _Inout_opt_ PULONG Reason, _Out_opt_ PVOID *SdbQueryAppCompatData, _Out_opt_ PULONG SdbQueryAppCompatDataSize, _Out_opt_ PVOID *SxsData, _Out_opt_ PULONG SxsDataSize, _Out_opt_ PULONG FusionFlags, _Out_opt_ PULONG64 SomeFlag1, _Out_opt_ PULONG SomeFlag2)
 
SdbRegisterDatabaseEx

Register an application compatibility database

Parameters
pszDatabasePathThe database. Required
dwDatabaseTypeThe database type. SDB_DATABASE_*
pTimeStampThe timestamp. When this argument is not provided, the system time is used.
Returns
TRUE on success, or FALSE on failure.
BOOL WINAPI SdbRegisterDatabaseEx (_In_ LPCWSTR pszDatabasePath, _In_ DWORD dwDatabaseType, _In_opt_ const PULONGLONG pTimeStamp)
 
SdbRegisterDatabase

Register an application compatibility database

Parameters
pszDatabasePathThe database. Required
dwDatabaseTypeThe database type. SDB_DATABASE_*
Returns
TRUE on success, or FALSE on failure.
BOOL WINAPI SdbRegisterDatabase (_In_ LPCWSTR pszDatabasePath, _In_ DWORD dwDatabaseType)
 
SdbUnregisterDatabase
Parameters
pguidDB
Returns
BOOL WINAPI SdbUnregisterDatabase (_In_ const GUID *pguidDB)
 
BOOL WINAPI BaseDumpAppcompatCache (VOID)
 
BOOL WINAPI BaseFlushAppcompatCache (VOID)
 
ShimDumpCache

Dump contents of the shim cache.

Parameters
hwndUnused, pass 0
hInstanceUnused, pass 0
lpszCmdLineUnused, pass 0
nCmdShowUnused, pass 0
Returns
BOOL WINAPI ShimDumpCache (HWND hwnd, HINSTANCE hInstance, LPCSTR lpszCmdLine, int nCmdShow)
 
ShimFlushCache

Flush the shim cache. Call this after installing a new shim database

Parameters
hwndUnused, pass 0
hInstanceUnused, pass 0
lpszCmdLineUnused, pass 0
nCmdShowUnused, pass 0
Returns
BOOL WINAPI ShimFlushCache (HWND hwnd, HINSTANCE hInstance, LPCSTR lpszCmdLine, int nCmdShow)
 

Variables

const UNICODE_STRING InstalledSDBKeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\AppCompatFlags\\InstalledSDB")
 
ULONG g_ShimDebugLevel = ~0
 
HMODULE g_hInstance
 

Macro Definition Documentation

◆ APPHELP_CLEARBITS

#define APPHELP_CLEARBITS   0x100 /* TODO: Investigate */

Definition at line 155 of file apphelp.c.

◆ APPHELP_DONTWRITE_REASON

#define APPHELP_DONTWRITE_REASON   2

Definition at line 154 of file apphelp.c.

◆ APPHELP_IGNORE_ENVIRONMENT

#define APPHELP_IGNORE_ENVIRONMENT   0x400

Definition at line 156 of file apphelp.c.

◆ APPHELP_RESULT_FOUND

#define APPHELP_RESULT_FOUND   0x40000

Definition at line 160 of file apphelp.c.

◆ APPHELP_RESULT_NOTFOUND

#define APPHELP_RESULT_NOTFOUND   0x20000

Definition at line 159 of file apphelp.c.

◆ APPHELP_VALID_RESULT

#define APPHELP_VALID_RESULT   0x10000

Definition at line 158 of file apphelp.c.

◆ DPFLTR_APPCOMPAT_ID

#define DPFLTR_APPCOMPAT_ID   123

Definition at line 27 of file apphelp.c.

◆ MAX_GUID_STRING_LEN

#define MAX_GUID_STRING_LEN   sizeof("{12345678-1234-1234-0123-456789abcdef}")

Definition at line 29 of file apphelp.c.

◆ NT_SUCCESS

#define NT_SUCCESS (   StatCode)    ((NTSTATUS)(StatCode) >= 0)

Definition at line 32 of file apphelp.c.

◆ WIN32_NO_STATUS

#define WIN32_NO_STATUS

Definition at line 10 of file apphelp.c.

Function Documentation

◆ ApphelpCheckInstallShieldPackage()

BOOL WINAPI ApphelpCheckInstallShieldPackage ( void ptr,
LPCWSTR  path 
)

Definition at line 75 of file apphelp.c.

76 {
77  SHIM_WARN("stub: ptr=%p, path='%S'\n", ptr, path);
78  return TRUE;
79 }
#define TRUE
Definition: types.h:120
static PVOID ptr
Definition: dispmode.c:27
Definition: services.c:325

◆ ApphelpCheckRunAppEx()

BOOL WINAPI ApphelpCheckRunAppEx ( _In_ HANDLE  FileHandle,
_In_opt_ PVOID  Unk1,
_In_opt_ PVOID  Unk2,
_In_opt_z_ PWCHAR  ApplicationName,
_In_opt_ PVOID  Environment,
_In_opt_ USHORT  ExeType,
_Inout_opt_ PULONG  Reason,
_Out_opt_ PVOID SdbQueryAppCompatData,
_Out_opt_ PULONG  SdbQueryAppCompatDataSize,
_Out_opt_ PVOID SxsData,
_Out_opt_ PULONG  SxsDataSize,
_Out_opt_ PULONG  FusionFlags,
_Out_opt_ PULONG64  SomeFlag1,
_Out_opt_ PULONG  SomeFlag2 
)

Lookup Shims / Fixes for the specified application

Parameters
[in]FileHandleHandle to the file to check.
[in]Unk1
[in]Unk2
[in]ApplicationNameExe to check
[in]EnvironmentThe environment variables to use, or NULL to use the current environment.
[in]ExeTypeExe type (MACHINE_TYPE_XXXX)
[in,out]ReasonInput/output flags
[in]SdbQueryAppCompatDataThe resulting data.
[in]SdbQueryAppCompatDataSizeThe resulting data size.
[in]SxsDataTODO
[in]SxsDataSizeTODO
[in]FusionFlagsTODO
[in]SomeFlag1TODO
[in]SomeFlag2TODO
Returns
TRUE if the application is allowed to run.

Definition at line 184 of file apphelp.c.

199 {
201  HSDB hsdb = NULL;
202  DWORD dwFlags = 0;
203 
204  if (SxsData)
205  *SxsData = NULL;
206  if (SxsDataSize)
207  *SxsDataSize = 0;
208  if (FusionFlags)
209  *FusionFlags = 0;
210  if (SomeFlag1)
211  *SomeFlag1 = 0;
212  if (SomeFlag2)
213  *SomeFlag2 = 0;
214  if (Reason)
215  dwFlags = *Reason;
216 
218 
219  *SdbQueryAppCompatData = result = RtlAllocateHeap(RtlGetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(SDBQUERYRESULT));
221  *SdbQueryAppCompatDataSize = sizeof(*result);
222 
223 
225  if (hsdb)
226  {
227  BOOL FoundMatch;
228  DWORD MatchingExeFlags = 0;
229 
231  MatchingExeFlags |= SDBGMEF_IGNORE_ENVIRONMENT;
232 
233  FoundMatch = SdbGetMatchingExe(hsdb, ApplicationName, NULL, Environment, MatchingExeFlags, result);
235  {
238  }
239 
240  SdbReleaseDatabase(hsdb);
241  }
242 
244  *Reason = dwFlags;
245 
246 
247  /* We should _ALWAYS_ return TRUE here, unless we want to block an application from starting! */
248  return TRUE;
249 }
PVOID PVOID PWCHAR PVOID Environment
Definition: env.c:45
#define APPHELP_DONTWRITE_REASON
Definition: apphelp.c:154
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG PVOID PULONG PULONG FusionFlags
Definition: env.c:45
#define TRUE
Definition: types.h:120
#define SDBGMEF_IGNORE_ENVIRONMENT
Definition: apphelp.h:59
#define INVALID_HANDLE_VALUE
Definition: apphelp.c:45
HSDB WINAPI SdbInitDatabase(DWORD, LPCWSTR)
Definition: hsdb.c:369
BOOL WINAPI SdbGetMatchingExe(HSDB hsdb, LPCWSTR path, LPCWSTR module_name, LPCWSTR env, DWORD flags, PSDBQUERYRESULT result)
Definition: hsdb.c:439
#define APPHELP_CLEARBITS
Definition: apphelp.c:155
Definition: apphelp.h:27
#define SDB_DATABASE_MAIN_SHIM
Definition: apphelp.h:24
HANDLE FileHandle
Definition: stats.c:38
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG PVOID PULONG PULONG PULONG64 SomeFlag1
Definition: env.c:45
unsigned int BOOL
Definition: ntddk_ex.h:94
smooth NULL
Definition: ftsmooth.c:416
PVOID NTAPI RtlAllocateHeap(IN PVOID HeapHandle, IN ULONG Flags, IN SIZE_T Size)
Definition: heap.c:585
#define APPHELP_RESULT_NOTFOUND
Definition: apphelp.c:159
unsigned long DWORD
Definition: ntddk_ex.h:95
#define HID_DOS_PATHS
Definition: apphelp.h:19
#define APPHELP_IGNORE_ENVIRONMENT
Definition: apphelp.c:156
_In_ PCCERT_CONTEXT _In_ DWORD dwFlags
Definition: wincrypt.h:1175
void WINAPI SdbReleaseDatabase(HSDB)
Definition: hsdb.c:417
PVOID PVOID PWCHAR ApplicationName
Definition: env.c:45
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG PVOID PULONG SxsDataSize
Definition: env.c:45
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG PVOID PULONG PULONG PULONG64 PULONG SomeFlag2
Definition: env.c:45
#define HEAP_ZERO_MEMORY
Definition: compat.h:123
#define APPHELP_RESULT_FOUND
Definition: apphelp.c:160
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG PVOID * SxsData
Definition: env.c:45
PVOID PVOID PWCHAR PVOID USHORT PULONG Reason
Definition: env.c:45
GLuint64EXT * result
Definition: glext.h:11304
#define APPHELP_VALID_RESULT
Definition: apphelp.c:158
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID * SdbQueryAppCompatData
Definition: env.c:45
PVOID PVOID PWCHAR PVOID USHORT PULONG PVOID PULONG SdbQueryAppCompatDataSize
Definition: env.c:45

◆ ApphelpCheckShellObject()

BOOL WINAPI ApphelpCheckShellObject ( REFCLSID  ObjectCLSID,
BOOL  bShimIfNecessary,
ULONGLONG pullFlags 
)

Definition at line 82 of file apphelp.c.

83 {
85  if (!ObjectCLSID || !SdbGUIDToString(ObjectCLSID, GuidString, RTL_NUMBER_OF(GuidString)))
86  GuidString[0] = L'\0';
87  SHIM_WARN("stub: ObjectCLSID='%S', bShimIfNecessary=%d, pullFlags=%p)\n", GuidString, bShimIfNecessary, pullFlags);
88 
89  if (pullFlags)
90  *pullFlags = 0;
91 
92  return TRUE;
93 }
static PWSTR GuidString
Definition: apphelp.c:91
#define TRUE
Definition: types.h:120
BOOL WINAPI SdbGUIDToString(CONST GUID *Guid, PWSTR GuidString, SIZE_T Length)
Definition: sdbapi.c:412
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define MAX_GUID_STRING_LEN
Definition: apphelp.c:29
static const WCHAR L[]
Definition: oid.c:1250
#define RTL_NUMBER_OF(x)
Definition: RtlRegistry.c:12

Referenced by START_TEST().

◆ ApphelppInitDebugLevel()

void ApphelppInitDebugLevel ( void  )

Definition at line 38 of file apphelp.c.

39 {
40  static const UNICODE_STRING DebugKey = RTL_CONSTANT_STRING(L"SHIM_DEBUG_LEVEL");
41  UNICODE_STRING DebugValue;
43  ULONG NewLevel = SHIM_ERR;
44  WCHAR Buffer[40];
45 
46  RtlInitEmptyUnicodeString(&DebugValue, Buffer, sizeof(Buffer));
47 
48  Status = RtlQueryEnvironmentVariable_U(NULL, &DebugKey, &DebugValue);
49 
50  if (NT_SUCCESS(Status))
51  {
52  if (!NT_SUCCESS(RtlUnicodeStringToInteger(&DebugValue, 10, &NewLevel)))
53  NewLevel = SHIM_ERR;
54  }
55  g_ShimDebugLevel = NewLevel;
56 }
LONG NTSTATUS
Definition: precomp.h:26
NTSYSAPI NTSTATUS NTAPI RtlQueryEnvironmentVariable_U(_In_opt_ PWSTR Environment, _In_ PCUNICODE_STRING Name, _Out_ PUNICODE_STRING Value)
smooth NULL
Definition: ftsmooth.c:416
Definition: bufpool.h:45
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
static const WCHAR L[]
Definition: oid.c:1250
ULONG g_ShimDebugLevel
Definition: apphelp.c:35
Status
Definition: gdiplustypes.h:24
NTSYSAPI NTSTATUS NTAPI RtlUnicodeStringToInteger(PUNICODE_STRING String, ULONG Base, PULONG Value)
unsigned int ULONG
Definition: retypes.h:1
#define RTL_CONSTANT_STRING(s)
Definition: tunneltest.c:14

Referenced by ShimDbgPrint().

◆ BaseDumpAppcompatCache()

BOOL WINAPI BaseDumpAppcompatCache ( VOID  )

Definition at line 316 of file appcache.c.

317 {
319 
321  return NT_SUCCESS(Status);
322 }
LONG NTSTATUS
Definition: precomp.h:26
smooth NULL
Definition: ftsmooth.c:416
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
NTSTATUS NTAPI NtApphelpCacheControl(_In_ APPHELPCACHESERVICECLASS Service, _In_opt_ PAPPHELP_CACHE_SERVICE_LOOKUP ServiceData)
Definition: apphelp.c:729
Status
Definition: gdiplustypes.h:24

Referenced by ShimDumpCache().

◆ BaseFlushAppcompatCache()

BOOL WINAPI BaseFlushAppcompatCache ( VOID  )

Definition at line 329 of file appcache.c.

330 {
332 
334  return NT_SUCCESS(Status);
335 }
LONG NTSTATUS
Definition: precomp.h:26
smooth NULL
Definition: ftsmooth.c:416
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
NTSTATUS NTAPI NtApphelpCacheControl(_In_ APPHELPCACHESERVICECLASS Service, _In_opt_ PAPPHELP_CACHE_SERVICE_LOOKUP ServiceData)
Definition: apphelp.c:729
Status
Definition: gdiplustypes.h:24

Referenced by ShimFlushCache().

◆ DllMain()

BOOL WINAPI DllMain ( HINSTANCE  hinst,
DWORD  reason,
LPVOID  reserved 
)

Definition at line 59 of file apphelp.c.

60 {
61  switch (reason)
62  {
63  case DLL_PROCESS_ATTACH:
66  SdbpHeapInit();
67  break;
68  case DLL_PROCESS_DETACH:
70  break;
71  }
72  return TRUE;
73 }
#define TRUE
Definition: types.h:120
void SdbpHeapDeinit(void)
Definition: sdbapi.c:42
void SdbpHeapInit(void)
Definition: sdbapi.c:34
BOOL WINAPI DisableThreadLibraryCalls(IN HMODULE hLibModule)
Definition: loader.c:85
#define DLL_PROCESS_ATTACH
Definition: compat.h:120
#define DLL_PROCESS_DETACH
Definition: compat.h:119
static WCHAR reason[MAX_STRING_RESOURCE_LEN]
Definition: object.c:1904
static HINSTANCE hinst
Definition: edit.c:551
HMODULE g_hInstance
Definition: apphelp.c:36

◆ SdbRegisterDatabase()

BOOL WINAPI SdbRegisterDatabase ( _In_ LPCWSTR  pszDatabasePath,
_In_ DWORD  dwDatabaseType 
)

Definition at line 391 of file apphelp.c.

394 {
396 }
LPCWSTR pszDatabasePath
Definition: env.c:36
smooth NULL
Definition: ftsmooth.c:416
BOOL WINAPI SdbRegisterDatabaseEx(_In_ LPCWSTR pszDatabasePath, _In_ DWORD dwDatabaseType, _In_opt_ const PULONGLONG pTimeStamp)
Definition: apphelp.c:261
DWORD dwDatabaseType
Definition: register.cpp:75

◆ SdbRegisterDatabaseEx()

BOOL WINAPI SdbRegisterDatabaseEx ( _In_ LPCWSTR  pszDatabasePath,
_In_ DWORD  dwDatabaseType,
_In_opt_ const PULONGLONG  pTimeStamp 
)

Definition at line 261 of file apphelp.c.

265 {
266  PDB pdb;
268  WCHAR GuidBuffer[MAX_GUID_STRING_LEN];
270  ACCESS_MASK KeyAccess;
273  HANDLE InstalledSDBKey;
274 
276  if (!pdb)
277  {
278  SHIM_ERR("Unable to open DB %S\n", pszDatabasePath);
279  return FALSE;
280  }
281 
284  {
285  SHIM_ERR("Unable to retrieve DB info\n");
287  return FALSE;
288  }
289 
290  if (!SdbGUIDToString(&Information.Id, GuidBuffer, RTL_NUMBER_OF(GuidBuffer)))
291  {
292  SHIM_ERR("Unable to Convert GUID to string\n");
295  return FALSE;
296  }
297 
300  Status = NtCreateKey(&InstalledSDBKey, KeyAccess, &ObjectKey, 0, NULL, 0, NULL);
301  if (NT_SUCCESS(Status))
302  {
303  HANDLE DbKey;
304 
305  RtlInitUnicodeString(&KeyName, GuidBuffer);
306  ObjectKey.RootDirectory = InstalledSDBKey;
307 
308  Status = NtCreateKey(&DbKey, KeyAccess, &ObjectKey, 0, NULL, 0, NULL);
309  if (NT_SUCCESS(Status))
310  {
311  UNICODE_STRING DatabasePathKey = RTL_CONSTANT_STRING(L"DatabasePath");
312  UNICODE_STRING DatabaseInstallTimeStampKey = RTL_CONSTANT_STRING(L"DatabaseInstallTimeStamp");
313  UNICODE_STRING DatabaseTypeKey = RTL_CONSTANT_STRING(L"DatabaseType");
314  UNICODE_STRING DatabaseDescriptionKey = RTL_CONSTANT_STRING(L"DatabaseDescription");
315 
316  Status = NtSetValueKey(DbKey, &DatabasePathKey, 0, REG_SZ,
317  (PVOID)pszDatabasePath, (wcslen(pszDatabasePath) + 1) * sizeof(WCHAR));
318  if (!NT_SUCCESS(Status))
319  SHIM_ERR("Unable to write %wZ\n", &DatabasePathKey);
320 
321  if (NT_SUCCESS(Status))
322  {
323  ULARGE_INTEGER ulTimeStamp;
324  if (pTimeStamp)
325  {
326  ulTimeStamp.QuadPart = *pTimeStamp;
327  }
328  else
329  {
330  FILETIME fi;
332  ulTimeStamp.LowPart = fi.dwLowDateTime;
333  ulTimeStamp.HighPart = fi.dwHighDateTime;
334  }
335  Status = NtSetValueKey(DbKey, &DatabaseInstallTimeStampKey, 0, REG_QWORD,
336  &ulTimeStamp.QuadPart, sizeof(ulTimeStamp));
337  if (!NT_SUCCESS(Status))
338  SHIM_ERR("Unable to write %wZ\n", &DatabaseInstallTimeStampKey);
339  }
340 
341  if (NT_SUCCESS(Status))
342  {
343  Status = NtSetValueKey(DbKey, &DatabaseTypeKey, 0, REG_DWORD,
344  &dwDatabaseType, sizeof(dwDatabaseType));
345  if (!NT_SUCCESS(Status))
346  SHIM_ERR("Unable to write %wZ\n", &DatabaseTypeKey);
347  }
348 
349  if (NT_SUCCESS(Status) && Information.Description)
350  {
351  Status = NtSetValueKey(DbKey, &DatabaseDescriptionKey, 0, REG_SZ,
352  (PVOID)Information.Description, (wcslen(Information.Description) + 1) * sizeof(WCHAR));
353  if (!NT_SUCCESS(Status))
354  SHIM_ERR("Unable to write %wZ\n", &DatabaseDescriptionKey);
355  }
356 
357  NtClose(DbKey);
358 
359  if (NT_SUCCESS(Status))
360  {
361  SHIM_INFO("Installed %wS as %wZ\n", pszDatabasePath, &KeyName);
362  }
363  }
364  else
365  {
366  SHIM_ERR("Unable to create key %wZ\n", &KeyName);
367  }
368 
369  NtClose(InstalledSDBKey);
370  }
371  else
372  {
373  SHIM_ERR("Unable to create key %wZ\n", &KeyName);
374  }
375 
378 
379  return NT_SUCCESS(Status);
380 }
ACCESS_MASK Wow64QueryFlag(void)
Definition: layer.c:179
_Must_inspect_result_ _Out_ PNDIS_STATUS _In_ NDIS_HANDLE _In_ ULONG _Out_ PNDIS_STRING KeyName
Definition: ndis.h:4693
VOID WINAPI GetSystemTimeAsFileTime(OUT PFILETIME lpFileTime)
Definition: time.c:128
#define RTL_INIT_OBJECT_ATTRIBUTES(n, a)
static PDB pdb
Definition: db.cpp:170
NTSTATUS NTAPI NtCreateKey(OUT PHANDLE KeyHandle, IN ACCESS_MASK DesiredAccess, IN POBJECT_ATTRIBUTES ObjectAttributes, IN ULONG TitleIndex, IN PUNICODE_STRING Class OPTIONAL, IN ULONG CreateOptions, OUT PULONG Disposition OPTIONAL)
Definition: ntapi.c:240
LONG NTSTATUS
Definition: precomp.h:26
$ULONG LowPart
Definition: ntbasedef.h:576
VOID WINAPI SdbFreeDatabaseInformation(PDB_INFORMATION information)
Definition: sdbapi.c:527
DWORD const PULONGLONG pTimeStamp
Definition: register.cpp:76
DWORD dwHighDateTime
Definition: mapidefs.h:66
ULONGLONG QuadPart
Definition: ms-dtyp.idl:185
LPCWSTR pszDatabasePath
Definition: env.c:36
BOOL WINAPI SdbGUIDToString(CONST GUID *Guid, PWSTR GuidString, SIZE_T Length)
Definition: sdbapi.c:412
smooth NULL
Definition: ftsmooth.c:416
#define DB_INFO_FLAGS_VALID_GUID
Definition: apphelp.h:76
#define KEY_WRITE
Definition: nt_native.h:1031
$ULONG HighPart
Definition: ntbasedef.h:577
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define MAX_GUID_STRING_LEN
Definition: apphelp.c:29
NTSTATUS NTAPI NtClose(IN HANDLE Handle)
Definition: obhandle.c:3399
#define OBJ_CASE_INSENSITIVE
Definition: winternl.h:228
void WINAPI SdbCloseDatabase(PDB)
Definition: sdbapi.c:373
static const WCHAR L[]
Definition: oid.c:1250
BOOL WINAPI SdbGetDatabaseInformation(PDB pdb, PDB_INFORMATION information)
Definition: sdbapi.c:502
Status
Definition: gdiplustypes.h:24
const UNICODE_STRING InstalledSDBKeyName
Definition: apphelp.c:24
#define RTL_NUMBER_OF(x)
Definition: RtlRegistry.c:12
#define KEY_QUERY_VALUE
Definition: nt_native.h:1016
NTSYSAPI NTSTATUS NTAPI NtSetValueKey(IN HANDLE KeyHandle, IN PUNICODE_STRING ValueName, IN ULONG TitleIndex OPTIONAL, IN ULONG Type, IN PVOID Data, IN ULONG DataSize)
Definition: ntapi.c:859
DWORD dwDatabaseType
Definition: register.cpp:75
HANDLE RootDirectory
Definition: umtypes.h:184
#define REG_QWORD
Definition: sdbapi.c:597
NTSYSAPI VOID NTAPI RtlInitUnicodeString(PUNICODE_STRING DestinationString, PCWSTR SourceString)
#define REG_DWORD
Definition: sdbapi.c:596
size_t __cdecl wcslen(_In_z_ const wchar_t *_Str)
ULONG ACCESS_MASK
Definition: nt_native.h:40
DWORD dwLowDateTime
Definition: mapidefs.h:65
Iosb Information
Definition: create.c:4377
#define KEY_ENUMERATE_SUB_KEYS
Definition: nt_native.h:1019
#define RTL_CONSTANT_STRING(s)
Definition: tunneltest.c:14
PDB WINAPI SdbOpenDatabase(LPCWSTR path, PATH_TYPE type)
Definition: sdbapi.c:329
#define REG_SZ
Definition: layer.c:22

Referenced by SdbRegisterDatabase().

◆ SdbUnregisterDatabase()

BOOL WINAPI SdbUnregisterDatabase ( _In_ const GUID pguidDB)

Definition at line 406 of file apphelp.c.

407 {
408  WCHAR KeyBuffer[MAX_PATH], GuidBuffer[50];
410  ACCESS_MASK KeyAccess;
413  HANDLE DbKey;
414 
415  if (!SdbGUIDToString(pguidDB, GuidBuffer, RTL_NUMBER_OF(GuidBuffer)))
416  {
417  SHIM_ERR("Unable to Convert GUID to string\n");
418  return FALSE;
419  }
420 
421  RtlInitEmptyUnicodeString(&KeyName, KeyBuffer, sizeof(KeyBuffer));
424  RtlAppendUnicodeToString(&KeyName, GuidBuffer);
425 
426  KeyAccess = Wow64QueryFlag() | DELETE;
427  Status = NtCreateKey(&DbKey, KeyAccess, &ObjectKey, 0, NULL, 0, NULL);
428  if (!NT_SUCCESS(Status))
429  {
430  SHIM_ERR("Unable to open %wZ\n", &KeyName);
431  return FALSE;
432  }
433 
434  Status = NtDeleteKey(DbKey);
435  if (!NT_SUCCESS(Status))
436  SHIM_ERR("Unable to delete %wZ\n", &KeyName);
437 
438  NtClose(DbKey);
439  return NT_SUCCESS(Status);
440 }
ACCESS_MASK Wow64QueryFlag(void)
Definition: layer.c:179
_Must_inspect_result_ _Out_ PNDIS_STATUS _In_ NDIS_HANDLE _In_ ULONG _Out_ PNDIS_STRING KeyName
Definition: ndis.h:4693
#define RTL_INIT_OBJECT_ATTRIBUTES(n, a)
NTSTATUS NTAPI NtCreateKey(OUT PHANDLE KeyHandle, IN ACCESS_MASK DesiredAccess, IN POBJECT_ATTRIBUTES ObjectAttributes, IN ULONG TitleIndex, IN PUNICODE_STRING Class OPTIONAL, IN ULONG CreateOptions, OUT PULONG Disposition OPTIONAL)
Definition: ntapi.c:240
LONG NTSTATUS
Definition: precomp.h:26
BOOL WINAPI SdbGUIDToString(CONST GUID *Guid, PWSTR GuidString, SIZE_T Length)
Definition: sdbapi.c:412
smooth NULL
Definition: ftsmooth.c:416
NTSTATUS RtlAppendUnicodeToString(IN PUNICODE_STRING Str1, IN PWSTR Str2)
Definition: string_lib.cpp:62
__wchar_t WCHAR
Definition: xmlstorage.h:180
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
#define MAX_PATH
Definition: compat.h:26
NTSTATUS NTAPI NtClose(IN HANDLE Handle)
Definition: obhandle.c:3399
#define OBJ_CASE_INSENSITIVE
Definition: winternl.h:228
static const WCHAR L[]
Definition: oid.c:1250
Status
Definition: gdiplustypes.h:24
NTSTATUS NTAPI NtDeleteKey(IN HANDLE KeyHandle)
Definition: ntapi.c:408
const UNICODE_STRING InstalledSDBKeyName
Definition: apphelp.c:24
#define RTL_NUMBER_OF(x)
Definition: RtlRegistry.c:12
NTSYSAPI NTSTATUS NTAPI RtlAppendUnicodeStringToString(PUNICODE_STRING Destination, PUNICODE_STRING Source)
ULONG ACCESS_MASK
Definition: nt_native.h:40
#define DELETE
Definition: nt_native.h:57

◆ ShimDbgPrint()

BOOL WINAPIV ShimDbgPrint ( SHIM_LOG_LEVEL  Level,
PCSTR  FunctionName,
PCSTR  Format,
  ... 
)

Outputs diagnostic info.

Parameters
[in]LevelThe level to log this message with, choose any of [SHIM_ERR, SHIM_WARN, SHIM_INFO].
[in]FunctionNameThe function this log should be attributed to.
[in]FormatThe format string.
...Variable arguments providing additional information.
Returns
Success: TRUE Failure: FALSE.

Definition at line 106 of file apphelp.c.

107 {
108  char Buffer[512];
109  va_list ArgList;
110  char* Current = Buffer;
111  const char* LevelStr;
112  size_t Length = sizeof(Buffer);
113 
114  if (g_ShimDebugLevel == ~0)
116 
117  if (Level > g_ShimDebugLevel)
118  return FALSE;
119 
120  switch (Level)
121  {
122  case SHIM_ERR:
123  LevelStr = "Err ";
125  break;
126  case SHIM_WARN:
127  LevelStr = "Warn";
129  break;
130  case SHIM_INFO:
131  LevelStr = "Info";
133  break;
134  default:
135  LevelStr = "User";
137  break;
138  }
139  StringCchPrintfExA(Current, Length, &Current, &Length, STRSAFE_NULL_ON_FAILURE, "[%s][%-20s] ", LevelStr, FunctionName);
140 
141  va_start(ArgList, Format);
142  StringCchVPrintfExA(Current, Length, &Current, &Length, STRSAFE_NULL_ON_FAILURE, Format, ArgList);
143  va_end(ArgList);
144 
145 #if defined(APPCOMPAT_USE_DBGPRINTEX) && APPCOMPAT_USE_DBGPRINTEX
147 #else
148  DbgPrint("%s", Buffer);
149  return TRUE;
150 #endif
151 }
#define TRUE
Definition: types.h:120
#define DbgPrint
Definition: loader.c:25
STRSAFEAPI StringCchVPrintfExA(STRSAFE_LPSTR pszDest, size_t cchDest, STRSAFE_LPSTR *ppszDestEnd, size_t *pcchRemaining, STRSAFE_DWORD dwFlags, STRSAFE_LPCSTR pszFormat, va_list argList)
Definition: strsafe.h:650
#define DPFLTR_INFO_LEVEL
Definition: kdtypes.h:33
#define DPFLTR_MASK
Definition: kdtypes.h:34
NTSYSAPI ULONG __cdecl DbgPrintEx(_In_ ULONG ComponentId, _In_ ULONG Level, _In_z_ _Printf_format_string_ PCSTR Format,...)
_IRQL_requires_same_ typedef _In_ ULONG _In_ UCHAR Level
Definition: wmitypes.h:55
STRSAFEAPI StringCchPrintfExA(STRSAFE_LPSTR pszDest, size_t cchDest, STRSAFE_LPSTR *ppszDestEnd, size_t *pcchRemaining, STRSAFE_DWORD dwFlags, STRSAFE_LPCSTR pszFormat,...)
Definition: strsafe.h:575
#define DPFLTR_WARNING_LEVEL
Definition: kdtypes.h:31
#define va_end(ap)
Definition: acmsvcex.h:90
char * va_list
Definition: acmsvcex.h:78
Definition: bufpool.h:45
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
_In_ ULONG _In_ ULONG _In_ ULONG Length
Definition: ntddpcm.h:101
ULONG g_ShimDebugLevel
Definition: apphelp.c:35
void ApphelppInitDebugLevel(void)
Definition: apphelp.c:38
#define DPFLTR_ERROR_LEVEL
Definition: main.cpp:32
#define DPFLTR_APPCOMPAT_ID
Definition: apphelp.c:27
#define va_start(ap, A)
Definition: acmsvcex.h:91
ACPI_BUFFER *RetBuffer ACPI_BUFFER *RetBuffer char ACPI_WALK_RESOURCE_CALLBACK void *Context ACPI_BUFFER *RetBuffer UINT16 ACPI_RESOURCE **ResourcePtr ACPI_GENERIC_ADDRESS *Reg UINT32 *ReturnValue UINT8 UINT8 *Slp_TypB ACPI_PHYSICAL_ADDRESS PhysicalAddress64 UINT32 UINT32 *TimeElapsed UINT32 ACPI_STATUS const char UINT32 ACPI_STATUS const char UINT32 const char * FunctionName
Definition: acpixf.h:1252
#define STRSAFE_NULL_ON_FAILURE
Definition: ntstrsafe.h:47
IN BOOLEAN OUT PSTR Buffer
Definition: progress.h:34

◆ ShimDumpCache()

BOOL WINAPI ShimDumpCache ( HWND  hwnd,
HINSTANCE  hInstance,
LPCSTR  lpszCmdLine,
int  nCmdShow 
)

Definition at line 458 of file apphelp.c.

459 {
460  return BaseDumpAppcompatCache();
461 }
BOOL WINAPI BaseDumpAppcompatCache(VOID)
Definition: appcache.c:316

◆ ShimFlushCache()

BOOL WINAPI ShimFlushCache ( HWND  hwnd,
HINSTANCE  hInstance,
LPCSTR  lpszCmdLine,
int  nCmdShow 
)

Definition at line 473 of file apphelp.c.

474 {
475  return BaseFlushAppcompatCache();
476 }
BOOL WINAPI BaseFlushAppcompatCache(VOID)
Definition: appcache.c:329

◆ Wow64QueryFlag()

ACCESS_MASK Wow64QueryFlag ( void  )

Definition at line 179 of file layer.c.

180 {
181  if (g_QueryFlag == 0xffffffff)
182  {
183  ULONG_PTR wow64_ptr = 0;
185  g_QueryFlag = (NT_SUCCESS(Status) && wow64_ptr != 0) ? KEY_WOW64_64KEY : 0;
186  }
187  return g_QueryFlag;
188 }
static ACCESS_MASK g_QueryFlag
Definition: layer.c:178
LONG NTSTATUS
Definition: precomp.h:26
NTSTATUS NTAPI NtQueryInformationProcess(IN HANDLE ProcessHandle, IN PROCESSINFOCLASS ProcessInformationClass, OUT PVOID ProcessInformation, IN ULONG ProcessInformationLength, OUT PULONG ReturnLength OPTIONAL)
Definition: query.c:59
uint32_t ULONG_PTR
Definition: typedefs.h:63
smooth NULL
Definition: ftsmooth.c:416
#define NtCurrentProcess()
Definition: nt_native.h:1657
#define KEY_WOW64_64KEY
Definition: cmtypes.h:46
#define NT_SUCCESS(StatCode)
Definition: apphelp.c:32
Status
Definition: gdiplustypes.h:24

Referenced by SdbpOpenKey(), SdbRegisterDatabaseEx(), and SdbUnregisterDatabase().

Variable Documentation

◆ g_hInstance

HMODULE g_hInstance

Definition at line 36 of file apphelp.c.

Referenced by DllMain().

◆ g_ShimDebugLevel

ULONG g_ShimDebugLevel = ~0

Definition at line 35 of file apphelp.c.

Referenced by ApphelppInitDebugLevel(), and ShimDbgPrint().

◆ InstalledSDBKeyName

const UNICODE_STRING InstalledSDBKeyName = RTL_CONSTANT_STRING(L"\\Registry\\Machine\\Software\\Microsoft\\Windows NT\\CurrentVersion\\AppCompatFlags\\InstalledSDB")

Definition at line 24 of file apphelp.c.

Referenced by SdbRegisterDatabaseEx(), and SdbUnregisterDatabase().