Windows 10 DLL File Information - audiosrv.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:	Windows Audio Service
File Version:	10.0.10130.0 (fbl_impressive.150522-2224)
Company:	Microsoft Corporation
Product Name:	Microsoft® Windows® Operating System
DLL popularity	Very Low - There is no any other DLL in system32 directory that is statically linked to this file.
File Size:	801 KB
Total Number of Exported Functions:	2
Total Number of Exported Functions With Names:	2

Section Headers

Name	Virtual Address	Raw Data Size	% of File	Characteristics	Section Contains...
.text	0x00001000	679,424 Bytes	82.8%	Read, Execute	Code
RT_CODE	0x000a7000	512 Bytes	0.1%	Read, Execute	Code
RT_BSS	0x000a8000	0 Bytes	0.0%	Write, Read	Uninitialized Data
.data	0x000a9000	2,560 Bytes	0.3%	Write, Read	Initialized Data
.idata	0x000ab000	11,264 Bytes	1.4%	Read	Initialized Data
.didat	0x000ae000	512 Bytes	0.1%	Write, Read	Initialized Data
RT_DATA	0x000af000	512 Bytes	0.1%	Write, Read	Initialized Data
.rsrc	0x000b0000	79,872 Bytes	9.7%	Read	Initialized Data
.reloc	0x000c4000	45,056 Bytes	5.5%	Read, Discardable	Initialized Data

Static Linking

audiosrv.dll is statically linked to the following files:

ksuser.dll
msvcrt.dll
ntdll.dll
api-ms-win-core-heap-l1-2-0.dll
OLEAUT32.dll
RPCRT4.dll
api-ms-win-core-heap-l2-1-0.dll
api-ms-win-core-synch-l1-2-0.dll
api-ms-win-core-errorhandling-l1-1-1.dll
api-ms-win-security-base-l1-2-0.dll
api-ms-win-core-processthreads-l1-1-2.dll
api-ms-win-core-handle-l1-1-0.dll
api-ms-win-power-base-l1-1-0.dll
api-ms-win-core-registry-l1-1-0.dll
api-ms-win-core-libraryloader-l1-2-0.dll
api-ms-win-core-sysinfo-l1-2-1.dll
api-ms-win-core-debug-l1-1-1.dll
api-ms-win-core-file-l1-2-1.dll
api-ms-win-core-string-l1-1-0.dll
api-ms-win-core-threadpool-l1-2-0.dll
api-ms-win-core-timezone-l1-1-0.dll
api-ms-win-core-synch-l1-2-1.dll
api-ms-win-core-winrt-error-l1-1-1.dll
api-ms-win-core-memory-l1-1-2.dll
api-ms-win-eventing-provider-l1-1-0.dll
api-ms-win-service-core-l1-1-1.dll
api-ms-win-core-io-l1-1-1.dll
api-ms-win-eventing-classicprovider-l1-1-0.dll
api-ms-win-core-delayload-l1-1-1.dll
api-ms-win-core-profile-l1-1-0.dll
api-ms-win-core-string-obsolete-l1-1-0.dll
api-ms-win-core-kernel32-legacy-l1-1-1.dll
api-ms-win-core-threadpool-legacy-l1-1-0.dll
api-ms-win-core-windowserrorreporting-l1-1-0.dll
HID.DLL
MMDevAPI.DLL
AVRT.dll
POWRPROF.dll
api-ms-win-core-apiquery-l1-1-0.dll

This means that when audiosrv.dll is loaded, the above files are automatically loaded too. If one of these files is corrupted or missing, audiosrv.dll won't be loaded.

General Resources Information

Resource Type	Number of Items	Total Size	% of File
Icons	1	77,605 Bytes	9.5%
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	3	514 Bytes	0.1%
Type Libraries	0	0 Bytes	0.0%
Manifest	0	0 Bytes	0.0%
All Others	2	1,140 Bytes	0.1%
Total	6	79,259 Bytes	9.7%

Icons in this file

There are 1 icons stored in this DLL file. You can view all these icons in the following small thumbnail:

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)

String ID	String Text
200	Windows Audio
201	Manages audio for Windows-based programs. If this service is stopped, audio devices and effects will not function properly. If this service is disabled, any services that explicitly depend on it will fail to start
202	System Sounds

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:

ServiceMain

SvchostPushServiceGlobals

Imported Functions List

The following functions are imported by this dll:

• ksuser.dll:
  

  KsCreatePin2

• msvcrt.dll:
  

  _CIlog10

  _CIpow

  _CxxThrowException

  _XcptFilter

  __CxxFrameHandler

  __dllonexit

  _amsg_exit

  _errno

  _except_handler4_common

  _ftol2

  _initterm

  _lock

  _onexit

  _purecall

  _resetstkoflw

  _unlock

  _vscwprintf

  _vsnwprintf

  _wcsicmp

  _wcsicoll

  _wcsupr_s

  _wmakepath_s

  _wsplitpath_s

  _wtoi

  calloc

  floor

  free

  malloc

  memcmp

  memcpy

  memcpy_s

  memmove

  memmove_s

  memset

  public: __thiscall exception::exception(char const * const &)

  public: __thiscall exception::exception(char const * const &,int)

  public: __thiscall exception::exception(class exception const &)

  public: __thiscall exception::exception(void)

  public: virtual __thiscall exception::~exception(void)

  public: virtual __thiscall type_info::~type_info(void)

  public: virtual char const * __thiscall exception::what(void)const

  realloc

  towlower

  void __cdecl terminate(void)

  vswprintf_s

  wcschr

  wcscspn

  wcsncpy_s

  wcsspn

  wcsstr

  wcstoul

• ntdll.dll:
  

  AlpcGetMessageAttribute	AlpcInitializeMessageAttribute
  EtwEventRegister	EtwEventSetInformation
  EtwEventUnregister	EtwEventWrite
  EtwEventWriteTransfer	EtwGetTraceEnableFlags
  EtwGetTraceEnableLevel	EtwGetTraceLoggerHandle
  EtwLogTraceEvent	EtwRegisterTraceGuidsW
  EtwTraceMessage	EtwUnregisterTraceGuids
  NtAlpcCancelMessage	NtAlpcConnectPort
  NtAlpcDisconnectPort	NtAlpcQueryInformation
  NtAlpcSendWaitReceivePort	NtClose
  NtCreateWnfStateName	NtDeleteWnfStateName
  NtOpenThreadToken	NtQueryInformationProcess
  NtQueryInformationToken	RtlAcquireResourceExclusive
  RtlAcquireResourceShared	RtlAllocateHeap
  RtlCompareUnicodeString	RtlDeleteResource
  RtlEqualWnfChangeStamps	RtlFreeHeap
  RtlFreeSid	RtlGetAppContainerParent
  RtlGetAppContainerSidType	RtlInitUnicodeString
  RtlInitializeResource	RtlNtStatusToDosError
  RtlNtStatusToDosErrorNoTeb	RtlPublishWnfStateData
  RtlReleaseResource	RtlSetLastWin32ErrorAndNtStatusFromNtStatus
  RtlSubscribeWnfStateChangeNotification	RtlUnsubscribeWnfStateChangeNotification
  RtlWaitOnAddress	RtlWakeAddressAll
  ShipAssert	ShipAssertMsgA
  TpAllocAlpcCompletion	TpReleaseAlpcCompletion
  TpWaitForAlpcCompletion	WinSqmAddToStreamEx
  vDbgPrintEx

• api-ms-win-core-heap-l1-2-0.dll:
  

  KernelBase!GetProcessHeap	KernelBase!HeapDestroy	ntdll!RtlAllocateHeap	ntdll!RtlFreeHeap
  ntdll!RtlReAllocateHeap	ntdll!RtlSizeHeap

• OLEAUT32.dll:
  

  BSTR_UserFree	BSTR_UserMarshal	BSTR_UserSize	BSTR_UserUnmarshal
  LPSAFEARRAY_UserFree	LPSAFEARRAY_UserMarshal	LPSAFEARRAY_UserSize	LPSAFEARRAY_UserUnmarshal
  SafeArrayCopy	SafeArrayCreate	SafeArrayDestroy	SafeArrayGetElement
  SafeArrayGetLBound	SafeArrayGetUBound	SafeArrayGetVartype	SafeArrayLock
  SafeArrayUnlock	SysAllocString	SysFreeString	SystemTimeToVariantTime
  VariantTimeToSystemTime

• RPCRT4.dll:
  

  I_RpcBindingInqLocalClientPID	I_RpcBindingInqTransportType	I_RpcExceptionFilter	NdrClientCall4
  NdrServerCall2	RpcBindingFree	RpcBindingFromStringBindingW	RpcBindingToStringBindingW
  RpcBindingVectorFree	RpcImpersonateClient	RpcRevertToSelf	RpcServerInqBindings
  RpcServerInqCallAttributesW	RpcServerRegisterIf3	RpcServerUnregisterIfEx	RpcServerUseProtseqEpW
  RpcStringBindingComposeW	RpcStringBindingParseW	RpcStringFreeW	UuidCreate
  UuidEqual

• api-ms-win-core-heap-l2-1-0.dll:
  

  KernelBase!LocalAlloc

  KernelBase!LocalFree

• api-ms-win-core-synch-l1-2-0.dll:
  

  KernelBase!CreateEventExW	KernelBase!CreateEventW
  KernelBase!InitializeCriticalSectionAndSpinCount	KernelBase!InitializeCriticalSectionEx
  KernelBase!ResetEvent	KernelBase!SetEvent
  KernelBase!Sleep	KernelBase!WaitForMultipleObjectsEx
  KernelBase!WaitForSingleObject	KernelBase!WaitForSingleObjectEx
  ntdll!RtlAcquireSRWLockExclusive	ntdll!RtlAcquireSRWLockShared
  ntdll!RtlDeleteCriticalSection	ntdll!RtlEnterCriticalSection
  ntdll!RtlInitializeConditionVariable	ntdll!RtlInitializeCriticalSection
  ntdll!RtlLeaveCriticalSection	ntdll!RtlReleaseSRWLockExclusive
  ntdll!RtlReleaseSRWLockShared	ntdll!RtlTryEnterCriticalSection

• api-ms-win-core-errorhandling-l1-1-1.dll:
  

  KernelBase!GetLastError	KernelBase!RaiseException	KernelBase!SetUnhandledExceptionFilter
  KernelBase!UnhandledExceptionFilter

• api-ms-win-security-base-l1-2-0.dll:
  

  KernelBase!AddAccessAllowedAce	KernelBase!AddAccessAllowedAceEx	KernelBase!AddAce
  KernelBase!AllocateAndInitializeSid	KernelBase!CheckTokenMembership	KernelBase!CopySid
  KernelBase!EqualSid	KernelBase!FreeSid	KernelBase!GetAce
  KernelBase!GetAclInformation	KernelBase!GetKernelObjectSecurity	KernelBase!GetLengthSid
  KernelBase!GetSecurityDescriptorControl	KernelBase!GetSecurityDescriptorDacl	KernelBase!GetSecurityDescriptorGroup
  KernelBase!GetSecurityDescriptorLength	KernelBase!GetSecurityDescriptorOwner	KernelBase!GetSecurityDescriptorSacl
  KernelBase!GetSidLengthRequired	KernelBase!GetSidSubAuthority	KernelBase!GetTokenInformation
  KernelBase!InitializeAcl	KernelBase!InitializeSecurityDescriptor	KernelBase!InitializeSid
  KernelBase!IsValidSid	KernelBase!MakeAbsoluteSD	KernelBase!MakeSelfRelativeSD
  KernelBase!SetKernelObjectSecurity	KernelBase!SetSecurityDescriptorDacl	KernelBase!SetSecurityDescriptorSacl

• api-ms-win-core-processthreads-l1-1-2.dll:
  

  KernelBase!OpenProcessToken	KernelBase!OpenThreadToken	kernel32!CreateProcessW	kernel32!CreateThread
  kernel32!GetCurrentProcess	kernel32!GetCurrentProcessId	kernel32!GetCurrentThread	kernel32!GetCurrentThreadId
  kernel32!GetExitCodeProcess	kernel32!OpenProcess	kernel32!ProcessIdToSessionId	kernel32!SetThreadPriority
  kernel32!TerminateProcess

• api-ms-win-core-handle-l1-1-0.dll:
  

  KernelBase!CloseHandle

  KernelBase!DuplicateHandle

• api-ms-win-power-base-l1-1-0.dll:
  

  powrprof!GetPwrCapabilities

• api-ms-win-core-registry-l1-1-0.dll:
  

  KernelBase!RegCloseKey	KernelBase!RegCreateKeyExW	KernelBase!RegDeleteValueW	KernelBase!RegEnumKeyExW
  KernelBase!RegEnumValueW	KernelBase!RegGetKeySecurity	KernelBase!RegGetValueA	KernelBase!RegGetValueW
  KernelBase!RegOpenCurrentUser	KernelBase!RegOpenKeyExW	KernelBase!RegQueryInfoKeyW	KernelBase!RegQueryValueExW
  KernelBase!RegSetKeySecurity	KernelBase!RegSetValueExW

• api-ms-win-core-libraryloader-l1-2-0.dll:
  

  KernelBase!DisableThreadLibraryCalls	KernelBase!FindResourceExW	KernelBase!FreeLibrary
  KernelBase!GetProcAddress	KernelBase!LoadLibraryExW	KernelBase!LoadResource
  KernelBase!LockResource	KernelBase!SizeofResource

• api-ms-win-core-sysinfo-l1-2-1.dll:
  

  KernelBase!GetComputerNameExW	KernelBase!GetSystemDirectoryW	KernelBase!GetSystemTime
  KernelBase!GetSystemTimeAsFileTime	KernelBase!GetTickCount	KernelBase!GetVersionExW

• api-ms-win-core-debug-l1-1-1.dll:
  

  KernelBase!OutputDebugStringA

  KernelBase!OutputDebugStringW

• api-ms-win-core-file-l1-2-1.dll:
  

  KernelBase!CreateFileW

  KernelBase!FileTimeToLocalFileTime

• api-ms-win-core-string-l1-1-0.dll:
  

  KernelBase!CompareStringOrdinal

  KernelBase!CompareStringW

  KernelBase!MultiByteToWideChar

• api-ms-win-core-threadpool-l1-2-0.dll:
  

  KernelBase!CreateThreadpoolCleanupGroup	KernelBase!CreateThreadpoolTimer	KernelBase!CreateThreadpoolWait
  KernelBase!CreateThreadpoolWork	KernelBase!TrySubmitThreadpoolCallback	ntdll!TpCallbackSetEventOnCompletion
  ntdll!TpPostWork	ntdll!TpReleaseCleanupGroup	ntdll!TpReleaseCleanupGroupMembers
  ntdll!TpReleaseTimer	ntdll!TpReleaseWait	ntdll!TpReleaseWork
  ntdll!TpSetTimer	ntdll!TpSetWait	ntdll!TpWaitForTimer
  ntdll!TpWaitForWait	ntdll!TpWaitForWork

• api-ms-win-core-timezone-l1-1-0.dll:
  

  KernelBase!FileTimeToSystemTime

• api-ms-win-core-synch-l1-2-1.dll:
  

  KernelBase!WaitForMultipleObjects

• api-ms-win-core-winrt-error-l1-1-1.dll:
  

  combase!RoOriginateError

• api-ms-win-core-memory-l1-1-2.dll:
  

  KernelBase!CreateFileMappingW

  KernelBase!MapViewOfFile

  KernelBase!UnmapViewOfFile

• api-ms-win-eventing-provider-l1-1-0.dll:
  

  ntdll!EtwEventWrite

• api-ms-win-service-core-l1-1-1.dll:
  

  sechost!RegisterServiceCtrlHandlerExW

  sechost!SetServiceStatus

• api-ms-win-core-io-l1-1-1.dll:
  

  kernel32!CreateIoCompletionPort

  kernel32!GetQueuedCompletionStatus

  kernel32!PostQueuedCompletionStatus

• api-ms-win-eventing-classicprovider-l1-1-0.dll:
  

  ntdll!EtwTraceMessage

• api-ms-win-core-delayload-l1-1-1.dll:
  

  KernelBase!DelayLoadFailureHook

  KernelBase!ResolveDelayLoadedAPI

• api-ms-win-core-profile-l1-1-0.dll:
  

  ntdll!RtlQueryPerformanceCounter

• api-ms-win-core-string-obsolete-l1-1-0.dll:
  

  kernel32!lstrcmpW

  kernel32!lstrcmpiW

  kernel32!lstrlenW

• api-ms-win-core-kernel32-legacy-l1-1-1.dll:
  

  kernel32!GetSystemPowerStatus

• api-ms-win-core-threadpool-legacy-l1-1-0.dll:
  

  KernelBase!UnregisterWaitEx

• api-ms-win-core-windowserrorreporting-l1-1-0.dll:
  

  KernelBase!WerRegisterMemoryBlock

• HID.DLL:
  

  HidD_FreePreparsedData	HidD_GetAttributes	HidD_GetHidGuid	HidD_GetPreparsedData
  HidP_GetCaps

• MMDevAPI.DLL:
  

• AVRT.dll:
  

  AvQuerySystemResponsiveness	AvRevertMmThreadCharacteristics	AvSetMmThreadCharacteristicsA
  AvSetMmThreadPriority

• POWRPROF.dll:
  

  PowerSettingRegisterNotificationEx

• api-ms-win-core-apiquery-l1-1-0.dll:
  

  ntdll!ApiSetQueryApiSetPresence