| Windows 10 DLL File Information - apphelp.dll |
The following DLL report was generated by automatic DLL script that scanned and loaded all DLL files in the system32 directory of Windows 10, extracted the information from them, and then saved it into HTML reports. If you want to view a report of another DLL, go to the main page of this Web site.
General Information
| File Description: | Application Compatibility Client Library |
| File Version: | 10.0.10130.0 (fbl_impressive.150522-2224) |
| Company: | Microsoft Corporation |
| Product Name: | Microsoft® Windows® Operating System |
| DLL popularity | Low - 8 other DLL files in system32 directory are statically linked to this file. |
| File Size: | 559 KB |
| Total Number of Exported Functions: | 238 |
| Total Number of Exported Functions With Names: | 222 |
Section Headers
| Name | Virtual Address | Raw Data Size | % of File | Characteristics | Section Contains... |
|---|---|---|---|---|---|
| .text | 0x00001000 | 444,928 Bytes | 77.7% | Read, Execute | Code |
| .data | 0x0006e000 | 4,608 Bytes | 0.8% | Write, Read | Initialized Data |
| .idata | 0x00070000 | 8,704 Bytes | 1.5% | Read | Initialized Data |
| .rsrc | 0x00073000 | 92,160 Bytes | 16.1% | Read | Initialized Data |
| .reloc | 0x0008a000 | 21,504 Bytes | 3.8% | Read, Discardable | Initialized Data |
Static Linking
apphelp.dll is statically linked to the following files:ntdll.dll
api-ms-win-core-appcompat-l1-1-1.dll
api-ms-win-core-handle-l1-1-0.dll
api-ms-win-core-file-l1-2-1.dll
api-ms-win-core-processthreads-l1-1-2.dll
api-ms-win-core-synch-l1-2-0.dll
api-ms-win-core-libraryloader-l1-2-0.dll
api-ms-win-core-processenvironment-l1-2-0.dll
api-ms-win-core-errorhandling-l1-1-1.dll
api-ms-win-core-sysinfo-l1-2-1.dll
api-ms-win-core-debug-l1-1-1.dll
api-ms-win-core-profile-l1-1-0.dll
KERNEL32.dll
api-ms-win-security-base-l1-2-0.dll
api-ms-win-core-registry-l1-1-0.dll
api-ms-win-core-libraryloader-l1-2-1.dll
api-ms-win-core-heap-l1-2-0.dll
api-ms-win-core-localization-obsolete-l1-3-0.dll
api-ms-win-core-localization-l1-2-1.dll
api-ms-win-core-string-l1-1-0.dll
api-ms-win-eventing-provider-l1-1-0.dll
This means that when apphelp.dll is loaded, the above files are automatically loaded too. If one of these files is corrupted or missing, apphelp.dll won't be loaded.
List of files that are statically linked to apphelp.dll
acppage.dll
Apphlpdm.dll
appinfo.dll
fthsvc.dll
pcasvc.dll
pcaui.dll
pcwutl.dll
wow32.dll
This means that when one of the above files is loaded, apphelp.dll will be loaded too. (The opposite of the previous 'Static Linking' section)
General Resources Information
| Resource Type | Number of Items | Total Size | % of File |
|---|---|---|---|
| Icons | 0 | 0 Bytes | 0.0% |
| Animated Icons | 0 | 0 Bytes | 0.0% |
| Cursors | 0 | 0 Bytes | 0.0% |
| Animated Cursors | 0 | 0 Bytes | 0.0% |
| Bitmaps | 0 | 0 Bytes | 0.0% |
| AVI Files | 0 | 0 Bytes | 0.0% |
| Dialog-Boxes | 0 | 0 Bytes | 0.0% |
| HTML Related Files | 0 | 0 Bytes | 0.0% |
| Menus | 0 | 0 Bytes | 0.0% |
| Strings | 0 | 0 Bytes | 0.0% |
| Type Libraries | 0 | 0 Bytes | 0.0% |
| Manifest | 0 | 0 Bytes | 0.0% |
| All Others | 5 | 92,431 Bytes | 16.1% |
| Total | 5 | 92,431 Bytes | 16.1% |
Icons in this file
No icons found in this file
Cursors in this file
No cursors found in this file
Dialog-boxes list (up to 1000 dialogs)
No dialog resources in this file.
String resources in this dll (up to 1000 strings)
No string resources in this file.
COM Classes/Interfaces
There is no type library in this file with COM classes/interfaces information
Exported Functions List
The following functions are exported by this dll:| AllowPermLayer | ApphelpCheckExe |
| ApphelpCheckIME | ApphelpCheckInstallShieldPackage |
| ApphelpCheckModule | ApphelpCheckMsiPackage |
| ApphelpCheckRunApp | ApphelpCheckRunAppEx |
| ApphelpCheckShellObject | ApphelpCreateAppcompatData |
| ApphelpFixMsiPackage | ApphelpFixMsiPackageExe |
| ApphelpFreeFileAttributes | ApphelpGetFileAttributes |
| ApphelpGetMsiProperties | ApphelpGetNTVDMInfo |
| ApphelpGetShimDebugLevel | ApphelpIsPortMonAllowed |
| ApphelpParseModuleData | ApphelpQueryModuleData |
| ApphelpQueryModuleDataEx | ApphelpShowDialog |
| ApphelpUpdateCacheEntry | DWM8And16Bit_ChangeDisplaySettingsExW_CallOut |
| DWM8And16Bit_DirectDrawCreateEx_CallOut | DWM8And16Bit_DirectDrawCreate_CallOut |
| DWM8And16Bit_EnumDisplaySettingsExW_CallOut | DWM8And16Bit_IsShimApplied_CallOut |
| DWM8And16Bit_RestoreDisplayMode_CallOut | GetPermLayers |
| SE_AddHookset | SE_CALLBACK_AddHook |
| SE_CALLBACK_Lookup | SE_COM_AddHook |
| SE_COM_AddServer | SE_COM_HookInterface |
| SE_COM_HookObject | SE_COM_Lookup |
| SE_DllLoaded | SE_DllUnloaded |
| SE_DynamicShim | SE_GetHookAPIs |
| SE_GetMaxShimCount | SE_GetProcAddressForCaller |
| SE_GetProcAddressIgnoreIncExc | SE_GetProcAddressLoad |
| SE_GetShimCount | SE_GetShimId |
| SE_InitializeEngine | SE_InstallAfterInit |
| SE_InstallBeforeInit | SE_IsShimDll |
| SE_LdrEntryRemoved | SE_LdrResolveDllName |
| SE_LookupAddress | SE_LookupCaller |
| SE_ProcessDying | SE_ShimDPF |
| SE_ShimDllLoaded | SE_WINRT_AddHook |
| SE_WINRT_HookObject | SdbAddLayerTagRefToQuery |
| SdbApphelpNotify | SdbApphelpNotifyEx |
| SdbApphelpNotifyEx2 | SdbBeginWriteListTag |
| SdbBuildCompatEnvVariables | SdbCloseApphelpInformation |
| SdbCloseDatabase | SdbCloseDatabaseWrite |
| SdbCloseLocalDatabase | SdbCommitIndexes |
| SdbCreateDatabase | SdbCreateHelpCenterURL |
| SdbCreateMsiTransformFile | SdbDeclareIndex |
| SdbDeletePermLayerKeys | SdbDumpSearchPathPartCaches |
| SdbEndWriteListTag | SdbEnumMsiTransforms |
| SdbEscapeApphelpURL | SdbFindCustomActionForPackage |
| SdbFindFirstDWORDIndexedTag | SdbFindFirstGUIDIndexedTag |
| SdbFindFirstMsiPackage | SdbFindFirstMsiPackage_Str |
| SdbFindFirstNamedTag | SdbFindFirstStringIndexedTag |
| SdbFindFirstTag | SdbFindFirstTagRef |
| SdbFindMsiPackageByID | SdbFindNextDWORDIndexedTag |
| SdbFindNextGUIDIndexedTag | SdbFindNextMsiPackage |
| SdbFindNextStringIndexedTag | SdbFindNextTag |
| SdbFindNextTagRef | SdbFormatAttribute |
| SdbFreeDatabaseInformation | SdbFreeFileAttributes |
| SdbFreeFileInfo | SdbFreeFlagInfo |
| SdbGUIDFromString | SdbGUIDToString |
| SdbGetAppCompatDataSize | SdbGetAppPatchDir |
| SdbGetBinaryTagData | SdbGetDatabaseGUID |
| SdbGetDatabaseID | SdbGetDatabaseInformation |
| SdbGetDatabaseInformationByName | SdbGetDatabaseMatch |
| SdbGetDatabaseVersion | SdbGetDllPath |
| SdbGetEntryFlags | SdbGetFileAttributes |
| SdbGetFileImageType | SdbGetFileImageTypeEx |
| SdbGetFileInfo | SdbGetFirstChild |
| SdbGetImageType | SdbGetIndex |
| SdbGetItemFromItemRef | SdbGetLayerName |
| SdbGetLayerTagRef | SdbGetLocalPDB |
| SdbGetMatchingExe | SdbGetMsiPackageInformation |
| SdbGetNamedLayer | SdbGetNextChild |
| SdbGetNthUserSdb | SdbGetPDBFromGUID |
| SdbGetPermLayerKeys | SdbGetShowDebugInfoOption |
| SdbGetShowDebugInfoOptionValue | SdbGetStandardDatabaseGUID |
| SdbGetStringTagPtr | SdbGetTagDataSize |
| SdbGetTagFromTagID | SdbGrabMatchingInfo |
| SdbGrabMatchingInfoEx | SdbInitDatabase |
| SdbInitDatabaseEx | SdbIsNullGUID |
| SdbIsStandardDatabase | SdbIsTagrefFromLocalDB |
| SdbIsTagrefFromMainDB | SdbLoadString |
| SdbMakeIndexKeyFromString | SdbOpenApphelpDetailsDatabase |
| SdbOpenApphelpDetailsDatabaseSP | SdbOpenApphelpInformation |
| SdbOpenApphelpInformationByID | SdbOpenApphelpResourceFile |
| SdbOpenDatabase | SdbOpenDbFromGuid |
| SdbOpenLocalDatabase | SdbPackAppCompatData |
| SdbQueryApphelpInformation | SdbQueryBlockUpgrade |
| SdbQueryContext | SdbQueryData |
| SdbQueryDataEx | SdbQueryDataExTagID |
| SdbQueryFlagInfo | SdbQueryFlagMask |
| SdbQueryName | SdbQueryReinstallUpgrade |
| SdbReadApphelpData | SdbReadApphelpDetailsData |
| SdbReadBYTETag | SdbReadBYTETagRef |
| SdbReadBinaryTag | SdbReadDWORDTag |
| SdbReadDWORDTagRef | SdbReadEntryInformation |
| SdbReadMsiTransformInfo | SdbReadPatchBits |
| SdbReadQWORDTag | SdbReadQWORDTagRef |
| SdbReadStringTag | SdbReadStringTagRef |
| SdbReadWORDTag | SdbReadWORDTagRef |
| SdbRegisterDatabase | SdbRegisterDatabaseEx |
| SdbReleaseDatabase | SdbReleaseMatchingExe |
| SdbResolveDatabase | SdbSetApphelpDebugParameters |
| SdbSetEntryFlags | SdbSetImageType |
| SdbSetPermLayerKeys | SdbShowApphelpDialog |
| SdbShowApphelpFromQuery | SdbStartIndexing |
| SdbStopIndexing | SdbStringDuplicate |
| SdbStringReplace | SdbStringReplaceArray |
| SdbTagIDToTagRef | SdbTagRefToTagID |
| SdbTagToString | SdbUnpackAppCompatData |
| SdbUnpackQueryResult | SdbUnregisterDatabase |
| SdbWriteBYTETag | SdbWriteBinaryTag |
| SdbWriteBinaryTagFromFile | SdbWriteDWORDTag |
| SdbWriteNULLTag | SdbWriteQWORDTag |
| SdbWriteStringRefTag | SdbWriteStringTag |
| SdbWriteStringTagDirect | SdbWriteWORDTag |
| SetPermLayerState | SetPermLayerStateEx |
| SetPermLayers | ShimDbgPrint |
| ShimDumpCache | ShimFlushCache |
Imported Functions List
The following functions are imported by this dll:- ntdll.dll:
EtwEventEnabled EtwEventRegister EtwEventUnregister EtwEventWrite EtwEventWriteNoRegistration LdrEnumerateLoadedModules LdrFindEntryForAddress LdrGetDllHandle LdrGetProcedureAddress LdrGetProcedureAddressEx LdrInitShimEngineDynamic LdrLoadDll LdrResSearchResource NlsMbCodePageTag NtApphelpCacheControl NtClose NtClose NtCreateFile NtCreateFile NtCreateKey NtCreateKey NtCreateSection NtDeleteKey NtDeleteValueKey NtEnumerateValueKey NtMapViewOfSection NtOpenFile NtOpenKey NtOpenKey NtOpenProcessToken NtProtectVirtualMemory NtQueryAttributesFile NtQueryInformationFile NtQueryInformationFile NtQueryInformationProcess NtQueryInformationProcess NtQueryInformationToken NtQueryKey NtQueryObject NtQuerySecurityObject NtQuerySystemInformation NtQueryValueKey NtQueryValueKey NtReadFile NtReadFile NtSetInformationFile NtSetInformationKey NtSetInformationProcess NtSetValueKey NtSetValueKey NtUnmapViewOfSection NtWriteFile RtlAcquireSRWLockExclusive RtlAcquireSRWLockShared RtlAddVectoredExceptionHandler RtlAllocateAndInitializeSid RtlAllocateHeap RtlAnsiStringToUnicodeSize RtlAnsiStringToUnicodeString RtlAppendUnicodeStringToString RtlAppendUnicodeToString RtlCaptureContext RtlCaptureStackBackTrace RtlCheckTokenMembership RtlCompareMemory RtlCopyUnicodeString RtlCreateEnvironmentEx RtlCreateServiceSid RtlCreateUnicodeString RtlDeleteCriticalSection RtlDestroyEnvironment RtlDoesFileExists_U RtlDosPathNameToNtPathName_U RtlDosPathNameToNtPathName_U_WithStatus RtlDuplicateUnicodeString RtlEnterCriticalSection RtlEqualSid RtlExpandEnvironmentStrings_U RtlFormatCurrentUserKeyPath RtlFreeAnsiString RtlFreeAnsiString RtlFreeHeap RtlFreeSid RtlGUIDFromString RtlGetDaclSecurityDescriptor RtlGetFileMUIPath RtlGetFullPathName_UEx RtlGetOwnerSecurityDescriptor RtlGetVersion RtlIdentifierAuthoritySid RtlImageDirectoryEntryToData RtlInitAnsiString RtlInitAnsiStringEx RtlInitString RtlInitUnicodeString RtlInitUnicodeStringEx RtlInitializeConditionVariable RtlInitializeCriticalSection RtlLeaveCriticalSection RtlLengthRequiredSid RtlNtPathNameToDosPathName RtlNtStatusToDosError RtlQueryEnvironmentVariable_U RtlReAllocateHeap RtlReleaseSRWLockExclusive RtlReleaseSRWLockShared RtlSecondsSince1970ToTime RtlSetEnvironmentVar RtlSetEnvironmentVariable RtlSizeHeap RtlStringFromGUID RtlSubAuthorityCountSid RtlSubAuthoritySid RtlTimeToTimeFields RtlUnicodeStringToAnsiString RtlUnicodeStringToInteger RtlUnwind RtlUpcaseUnicodeChar RtlUpcaseUnicodeString RtlpEnsureBufferSize SbSelectProcedure _alloca_probe _strcmpi _strlwr _strnicmp _vscwprintf _vsnprintf _vsnwprintf _wcsicmp _wcslwr _wcsnicmp _wcsupr_s _wtoi atol memcmp memcpy memmove memset qsort sprintf_s sscanf_s strchr strcpy_s strncmp strrchr strstr swprintf_s toupper wcscat_s wcschr wcscpy_s wcsncmp wcsrchr wcsspn wcsstr - api-ms-win-core-appcompat-l1-1-1.dll:
KernelBase!BaseFlushAppcompatCache KernelBase!BaseFreeAppCompatDataForProcess KernelBase!BaseIsAppcompatInfrastructureDisabled KernelBase!BaseReadAppCompatDataForProcess - api-ms-win-core-handle-l1-1-0.dll:
KernelBase!CloseHandle - api-ms-win-core-file-l1-2-1.dll:
KernelBase!CreateFileW KernelBase!DeleteFileW KernelBase!FindClose KernelBase!FindFirstFileW KernelBase!FindNextFileW KernelBase!GetDriveTypeW KernelBase!GetFileAttributesW KernelBase!GetFinalPathNameByHandleW KernelBase!GetLongPathNameW KernelBase!GetTempPathW KernelBase!SetFilePointer KernelBase!WriteFile - api-ms-win-core-processthreads-l1-1-2.dll:
kernel32!CreateProcessW kernel32!CreateThread kernel32!GetCurrentProcess kernel32!GetCurrentProcessId kernel32!GetCurrentThreadId kernel32!GetExitCodeProcess kernel32!GetProcessTimes kernel32!OpenProcess kernel32!ProcessIdToSessionId kernel32!TerminateProcess - api-ms-win-core-synch-l1-2-0.dll:
KernelBase!CreateWaitableTimerExW KernelBase!InitializeCriticalSectionAndSpinCount KernelBase!OpenMutexW KernelBase!SetWaitableTimer KernelBase!WaitForSingleObject ntdll!RtlEnterCriticalSection ntdll!RtlLeaveCriticalSection - api-ms-win-core-libraryloader-l1-2-0.dll:
KernelBase!DisableThreadLibraryCalls KernelBase!FreeLibrary KernelBase!GetModuleFileNameW KernelBase!GetModuleHandleExW KernelBase!GetModuleHandleW KernelBase!GetProcAddress KernelBase!LoadLibraryExW KernelBase!LoadResource KernelBase!LockResource KernelBase!SizeofResource - api-ms-win-core-processenvironment-l1-2-0.dll:
KernelBase!ExpandEnvironmentStringsW KernelBase!FreeEnvironmentStringsA KernelBase!GetCurrentDirectoryW KernelBase!GetEnvironmentStringsW KernelBase!GetEnvironmentVariableW KernelBase!SetEnvironmentVariableW - api-ms-win-core-errorhandling-l1-1-1.dll:
KernelBase!GetLastError KernelBase!SetUnhandledExceptionFilter KernelBase!UnhandledExceptionFilter ntdll!RtlRestoreLastWin32Error - api-ms-win-core-sysinfo-l1-2-1.dll:
KernelBase!GetSystemDirectoryW KernelBase!GetSystemTimeAsFileTime KernelBase!GetSystemWindowsDirectoryW KernelBase!GetTickCount KernelBase!GetTickCount64 - api-ms-win-core-debug-l1-1-1.dll:
KernelBase!DebugBreak KernelBase!OutputDebugStringA - api-ms-win-core-profile-l1-1-0.dll:
ntdll!RtlQueryPerformanceCounter - KERNEL32.dll:
CreateToolhelp32Snapshot IsWow64Process KernelBase!GetPackageFullName KernelBase!PackageIdFromFullName LocalAlloc LocalFree Thread32First Thread32Next Wow64DisableWow64FsRedirection Wow64RevertWow64FsRedirection - api-ms-win-security-base-l1-2-0.dll:
KernelBase!AllocateAndInitializeSid KernelBase!EqualSid KernelBase!GetAce KernelBase!GetAclInformation KernelBase!GetSecurityDescriptorDacl - api-ms-win-core-registry-l1-1-0.dll:
KernelBase!RegCloseKey KernelBase!RegGetKeySecurity - api-ms-win-core-libraryloader-l1-2-1.dll:
KernelBase!FindResourceW - api-ms-win-core-heap-l1-2-0.dll:
KernelBase!GetProcessHeap ntdll!RtlAllocateHeap ntdll!RtlFreeHeap ntdll!RtlReAllocateHeap - api-ms-win-core-localization-obsolete-l1-3-0.dll:
KernelBase!GetUserDefaultUILanguage - api-ms-win-core-localization-l1-2-1.dll:
KernelBase!IsDBCSLeadByte KernelBase!VerLanguageNameW - api-ms-win-core-string-l1-1-0.dll:
KernelBase!WideCharToMultiByte - api-ms-win-eventing-provider-l1-1-0.dll:
ntdll!EtwEventRegister ntdll!EtwEventUnregister ntdll!EtwEventWrite ntdll!EtwEventWriteTransfer