Windows 8 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 8, 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:	6.2.9200.16384 (win8_rtm.120725-1247)
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:	584 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	473,088 Bytes	79.0%	Read, Execute	Code
RT_CODE	0x00075000	512 Bytes	0.1%	Read, Execute	Code
RT_BSS	0x00076000	0 Bytes	0.0%	Write, Read	Uninitialized Data
.data	0x00077000	4,096 Bytes	0.7%	Write, Read	Initialized Data
.idata	0x00078000	9,728 Bytes	1.6%	Read	Initialized Data
RT_DATA	0x0007b000	512 Bytes	0.1%	Write, Read	Initialized Data
.rsrc	0x0007c000	79,872 Bytes	13.3%	Read	Initialized Data
.reloc	0x00090000	29,696 Bytes	5.0%	Read, Discardable	Initialized Data

Static Linking

audiosrv.dll is statically linked to the following files:

msvcrt.dll
ntdll.dll
api-ms-win-core-heap-l1-2-0.dll
OLEAUT32.dll
RPCRT4.dll
api-ms-win-core-synch-l1-2-0.dll
api-ms-win-core-interlocked-l1-2-0.dll
api-ms-win-security-base-l1-2-0.dll
api-ms-win-core-errorhandling-l1-1-1.dll
api-ms-win-core-processthreads-l1-1-1.dll
api-ms-win-core-handle-l1-1-0.dll
api-ms-win-core-registry-l1-1-0.dll
api-ms-win-core-libraryloader-l1-1-1.dll
api-ms-win-core-string-l1-1-0.dll
api-ms-win-core-sysinfo-l1-2-0.dll
api-ms-win-core-debug-l1-1-1.dll
api-ms-win-core-file-l1-2-0.dll
api-ms-win-core-memory-l1-1-1.dll
api-ms-win-core-timezone-l1-1-0.dll
api-ms-win-core-threadpool-l1-2-0.dll
api-ms-win-eventing-classicprovider-l1-1-0.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-core-profile-l1-1-0.dll
api-ms-win-core-heap-obsolete-l1-1-0.dll
api-ms-win-core-string-obsolete-l1-1-0.dll
api-ms-win-core-windowserrorreporting-l1-1-0.dll
api-ms-win-core-kernel32-legacy-l1-1-0.dll
api-ms-win-core-threadpool-legacy-l1-1-0.dll
HID.DLL
MMDevAPI.DLL
AVRT.dll
api-ms-win-core-apiquery-l1-1-0.dll
api-ms-win-core-delayload-l1-1-1.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	13.0%
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	3	514 Bytes	0.1%
Type Libraries	0	0 Bytes	0.0%
Manifest	0	0 Bytes	0.0%
All Others	2	1,136 Bytes	0.2%
Total	6	79,255 Bytes	13.2%

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 200 dialogs)

No dialog resources in this file.

String resources in this dll (up to 200 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:

• 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_s
  memset	public: virtual __thiscall type_info::~type_info(void)
  realloc	towlower
  void __cdecl terminate(void)	vswprintf_s
  wcschr	wcscspn
  wcsspn	wcsstr
  wcstoul

• ntdll.dll:
  

  EtwEventRegister	EtwEventUnregister
  EtwEventWrite	EtwGetTraceEnableFlags
  EtwGetTraceEnableLevel	EtwGetTraceLoggerHandle
  EtwLogTraceEvent	EtwRegisterTraceGuidsW
  EtwTraceMessage	EtwUnregisterTraceGuids
  NtPowerInformation	NtQueryInformationProcess
  NtQueryInformationToken	RtlAcquireResourceExclusive
  RtlAcquireResourceShared	RtlAllocateHeap
  RtlCompareUnicodeString	RtlDeleteResource
  RtlFreeHeap	RtlInitUnicodeString
  RtlInitializeResource	RtlNtStatusToDosErrorNoTeb
  RtlReleaseResource	RtlSetLastWin32ErrorAndNtStatusFromNtStatus
  ShipAssert	ShipAssertMsgA
  WinSqmAddToStreamEx

• 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	NdrClientCall2
  NdrServerCall2	RpcBindingFree	RpcBindingFromStringBindingW	RpcBindingToStringBindingW
  RpcBindingVectorFree	RpcImpersonateClient	RpcRevertToSelf	RpcServerInqBindings
  RpcServerInqCallAttributesW	RpcServerRegisterIf3	RpcServerUnregisterIfEx	RpcServerUseProtseqEpW
  RpcStringBindingComposeW	RpcStringBindingParseW	RpcStringFreeW	UuidCreate
  UuidEqual

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

  KernelBase!CreateEventExW	KernelBase!CreateEventW
  KernelBase!InitializeCriticalSectionAndSpinCount	KernelBase!ResetEvent
  KernelBase!SetEvent	KernelBase!Sleep
  KernelBase!WaitForMultipleObjectsEx	KernelBase!WaitForSingleObject
  KernelBase!WaitForSingleObjectEx	ntdll!RtlDeleteCriticalSection
  ntdll!RtlEnterCriticalSection	ntdll!RtlInitializeCriticalSection
  ntdll!RtlLeaveCriticalSection	ntdll!RtlTryEnterCriticalSection

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

  KernelBase!InterlockedCompareExchange	KernelBase!InterlockedDecrement	KernelBase!InterlockedExchange
  KernelBase!InterlockedIncrement	ntdll!RtlInterlockedCompareExchange64

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

  KernelBase!AddAccessAllowedAce	KernelBase!AddAccessAllowedAceEx	KernelBase!AddAce
  KernelBase!AllocateAndInitializeSid	KernelBase!CheckTokenMembership	KernelBase!CopySid
  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-errorhandling-l1-1-1.dll:
  

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

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

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

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

  KernelBase!DisableThreadLibraryCalls	KernelBase!FindResourceExW	KernelBase!LoadResource
  KernelBase!LockResource	KernelBase!SizeofResource

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

  KernelBase!CompareStringOrdinal

  KernelBase!CompareStringW

  KernelBase!MultiByteToWideChar

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

  KernelBase!CreateFileW

  KernelBase!FileTimeToLocalFileTime

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

  KernelBase!CreateFileMappingW

  KernelBase!MapViewOfFile

  KernelBase!UnmapViewOfFile

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

  KernelBase!FileTimeToSystemTime

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

  KernelBase!CreateThreadpoolCleanupGroup	KernelBase!CreateThreadpoolTimer	KernelBase!CreateThreadpoolWait
  KernelBase!CreateThreadpoolWork	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-eventing-classicprovider-l1-1-0.dll:
  

  ntdll!EtwTraceMessage

• 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-core-profile-l1-1-0.dll:
  

  ntdll!RtlQueryPerformanceCounter

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

  kernel32!LocalAlloc

  kernel32!LocalFree

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

  kernel32!lstrcmpW

  kernel32!lstrcmpiW

  kernel32!lstrlenW

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

  KernelBase!WerRegisterMemoryBlock

• api-ms-win-core-kernel32-legacy-l1-1-0.dll:
  

  kernel32!GetSystemPowerStatus

  kernel32!WaitForMultipleObjects

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

  KernelBase!UnregisterWaitEx

• HID.DLL:
  

  HidD_FreePreparsedData	HidD_GetAttributes	HidD_GetHidGuid	HidD_GetPreparsedData
  HidP_GetCaps

• MMDevAPI.DLL:
  

• AVRT.dll:
  

  AvQuerySystemResponsiveness	AvRevertMmThreadCharacteristics	AvSetMmThreadCharacteristicsA
  AvSetMmThreadPriority

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

  ntdll!ApiSetQueryApiSetPresence

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

  kernel32!DelayLoadFailureHook

  ntdll!LdrResolveDelayLoadedAPI