obfuncs.h File Reference

Go to the source code of this file.

Macros
#define	ObDereferenceObject   ObfDereferenceObject
#define	ObReferenceObject   ObfReferenceObject
#define	ObDereferenceObject   ObfDereferenceObject
#define	ObReferenceObject   ObfReferenceObject
#define	ObDereferenceObjectWithTag   ObfDereferenceObjectWithTag
#define	ObReferenceObjectWithTag   ObfReferenceObjectWithTag

Functions
	$if (_WDMDDK_) $endif(_WDMDDK_) $if(_WDMDDK_) _IRQL_requires_max_(DISPATCH_LEVEL) NTKERNELAPI LONG_PTR FASTCALL ObfDereferenceObject(_In_ PVOID Object)
	_IRQL_requires_max_ (APC_LEVEL) NTKERNELAPI NTSTATUS NTAPI ObGetObjectSecurity(_In_ PVOID Object
	_IRQL_requires_max_ (DISPATCH_LEVEL) NTKERNELAPI LONG_PTR FASTCALL ObfReferenceObject(_In_ PVOID Object)
	$endif (_WDMDDK_) $if(_NTIFS_) NTKERNELAPI NTSTATUS NTAPI ObInsertObject(_In_ PVOID Object
NTKERNELAPI NTSTATUS NTAPI	ObOpenObjectByPointer (_In_ PVOID Object, _In_ ULONG HandleAttributes, _In_opt_ PACCESS_STATE PassedAccessState, _In_ ACCESS_MASK DesiredAccess, _In_opt_ POBJECT_TYPE ObjectType, _In_ KPROCESSOR_MODE AccessMode, _Out_ PHANDLE Handle)
NTKERNELAPI VOID NTAPI	ObMakeTemporaryObject (_In_ PVOID Object)
NTKERNELAPI NTSTATUS NTAPI	ObQueryNameString (_In_ PVOID Object, _Out_writes_bytes_opt_(Length) POBJECT_NAME_INFORMATION ObjectNameInfo, _In_ ULONG Length, _Out_ PULONG ReturnLength)
NTKERNELAPI NTSTATUS NTAPI	ObQueryObjectAuditingByHandle (_In_ HANDLE Handle, _Out_ PBOOLEAN GenerateOnClose)
	$endif (_NTIFS_) $if(_WDMDDK_) NTKERNELAPI VOID NTAPI ObDereferenceObjectDeferDelete(_In_ PVOID Object)
NTKERNELAPI VOID NTAPI	ObUnRegisterCallbacks (_In_ PVOID RegistrationHandle)
NTKERNELAPI USHORT NTAPI	ObGetFilterVersion (VOID)
NTKERNELAPI VOID NTAPI	ObDereferenceObjectDeferDeleteWithTag (_In_ PVOID Object, _In_ ULONG Tag)
NTKERNELAPI ULONG NTAPI	ObGetObjectPointerCount (_In_ PVOID Object)

Variables
_Out_ PSECURITY_DESCRIPTOR *	SecurityDescriptor
_Out_ PSECURITY_DESCRIPTOR _Out_ PBOOLEAN	MemoryAllocated
_In_ ACCESS_MASK	DesiredAccess
_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE	ObjectType
_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE	AccessMode
_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _Out_ PVOID *	Object
_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _Out_ PVOID _Out_opt_ POBJECT_HANDLE_INFORMATION	HandleInformation
_Inout_opt_ PACCESS_STATE	PassedAccessState
_Inout_opt_ PACCESS_STATE _In_opt_ ACCESS_MASK _In_ ULONG	ObjectPointerBias
_Inout_opt_ PACCESS_STATE _In_opt_ ACCESS_MASK _In_ ULONG _Out_opt_ PVOID *	NewObject
_Inout_opt_ PACCESS_STATE _In_opt_ ACCESS_MASK _In_ ULONG _Out_opt_ PVOID _Out_opt_ PHANDLE	Handle
_Outptr_ PVOID *	RegistrationHandle
_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _In_ ULONG	Tag
_In_ ULONG	HandleAttributes

Macro Definition Documentation

ObDereferenceObject [1/2]

#define ObDereferenceObject   ObfDereferenceObject

Definition at line 203 of file obfuncs.h.

ObDereferenceObject [2/2]

#define ObDereferenceObject   ObfDereferenceObject

Definition at line 203 of file obfuncs.h.

ObDereferenceObjectWithTag

#define ObDereferenceObjectWithTag   ObfDereferenceObjectWithTag

Definition at line 205 of file obfuncs.h.

ObReferenceObject [1/2]

#define ObReferenceObject   ObfReferenceObject

Definition at line 204 of file obfuncs.h.

ObReferenceObject [2/2]

#define ObReferenceObject   ObfReferenceObject

Definition at line 204 of file obfuncs.h.

ObReferenceObjectWithTag

#define ObReferenceObjectWithTag   ObfReferenceObjectWithTag

Definition at line 206 of file obfuncs.h.

Function Documentation

$endif() [1/2]

$endif

(

_NTIFS_

)

Definition at line 396 of file rtlfuncs.h.

{
  LARGE_INTEGER ret;
  ret.QuadPart = SignedInteger;
  return ret;
}

$endif() [2/2]

$endif

(

_WDMDDK_

)

Definition at line 85 of file ke.h.

{
    ULONGLONG Low;
    LONGLONG High;
} NEON128, *PNEON128;

$if()

$if

(

_WDMDDK_

)

Kernel definitions for AMD64

Kernel definitions for ARM

Kernel definitions for ARM64

Kernel definitions for AMD64

Kernel definitions for ARM

Kernel definitions for x86

Definition at line 1 of file ke.h.

{
    ULONG Dummy;
} KFLOATING_SAVE, *PKFLOATING_SAVE;

_IRQL_requires_max_() [1/2]

_IRQL_requires_max_

(

APC_LEVEL

)

Definition at line 37 of file cddata.c.

{
    THREAD_CONTEXT ThreadContext = {0};
    PIRP_CONTEXT IrpContext = NULL;
    BOOLEAN Wait;
 
#ifdef CD_SANITY
    PVOID PreviousTopLevel;
#endif
 
    NTSTATUS Status;
 
#if DBG
 
    KIRQL SaveIrql = KeGetCurrentIrql();
 
#endif
 
    ASSERT_OPTIONAL_IRP( Irp );
 
    UNREFERENCED_PARAMETER( DeviceObject );
 
    FsRtlEnterFileSystem();
 
#ifdef CD_SANITY
    PreviousTopLevel = IoGetTopLevelIrp();
#endif
 
    //
    //  Loop until this request has been completed or posted.
    //
 
    do {
 
        //
        //  Use a try-except to handle the exception cases.
        //
 
        _SEH2_TRY {
 
            //
            //  If the IrpContext is NULL then this is the first pass through
            //  this loop.
            //
 
            if (IrpContext == NULL) {
 
                //
                //  Decide if this request is waitable an allocate the IrpContext.
                //  If the file object in the stack location is NULL then this
                //  is a mount which is always waitable.  Otherwise we look at
                //  the file object flags.
                //
 
                if (IoGetCurrentIrpStackLocation( Irp )->FileObject == NULL) {
 
                    Wait = TRUE;
 
                } else {
 
                    Wait = CanFsdWait( Irp );
                }
 
                IrpContext = CdCreateIrpContext( Irp, Wait );
 
                //
                //  Update the thread context information.
                //
 
                CdSetThreadContext( IrpContext, &ThreadContext );
 
#ifdef CD_SANITY
                NT_ASSERT( !CdTestTopLevel ||
                        SafeNodeType( IrpContext->TopLevel ) == CDFS_NTC_IRP_CONTEXT );
#endif
 
            //
            //  Otherwise cleanup the IrpContext for the retry.
            //
 
            } else {
 
                //
                //  Set the MORE_PROCESSING flag to make sure the IrpContext
                //  isn't inadvertently deleted here.  Then cleanup the
                //  IrpContext to perform the retry.
                //
 
                SetFlag( IrpContext->Flags, IRP_CONTEXT_FLAG_MORE_PROCESSING );
                CdCleanupIrpContext( IrpContext, FALSE );
            }
 
            //
            //  Case on the major irp code.
            //
 
            switch (IrpContext->MajorFunction) {
 
            case IRP_MJ_CREATE :
 
                Status = CdCommonCreate( IrpContext, Irp );
                break;
 
            case IRP_MJ_CLOSE :
 
                Status = CdCommonClose( IrpContext, Irp );
                break;
 
            case IRP_MJ_READ :
 
                //
                //  If this is an Mdl complete request, don't go through
                //  common read.
                //
 
                if (FlagOn( IrpContext->MinorFunction, IRP_MN_COMPLETE )) {
 
                    Status = CdCompleteMdl( IrpContext, Irp );
 
                } else {
 
                    Status = CdCommonRead( IrpContext, Irp );
                }
 
                break;
 
            case IRP_MJ_WRITE :
 
                Status = CdCommonWrite( IrpContext, Irp );
                break;
 
            case IRP_MJ_QUERY_INFORMATION :
 
                Status = CdCommonQueryInfo( IrpContext, Irp );
                break;
 
            case IRP_MJ_SET_INFORMATION :
 
                Status = CdCommonSetInfo( IrpContext, Irp );
                break;
 
            case IRP_MJ_QUERY_VOLUME_INFORMATION :
 
                Status = CdCommonQueryVolInfo( IrpContext, Irp );
                break;
 
            case IRP_MJ_DIRECTORY_CONTROL :
 
                Status = CdCommonDirControl( IrpContext, Irp );
                break;
 
            case IRP_MJ_FILE_SYSTEM_CONTROL :
 
                Status = CdCommonFsControl( IrpContext, Irp );
                break;
 
            case IRP_MJ_DEVICE_CONTROL :
 
                Status = CdCommonDevControl( IrpContext, Irp );
                break;
 
            case IRP_MJ_LOCK_CONTROL :
 
                Status = CdCommonLockControl( IrpContext, Irp );
                break;
 
            case IRP_MJ_CLEANUP :
 
                Status = CdCommonCleanup( IrpContext, Irp );
                break;
 
            case IRP_MJ_PNP :
 
                Status = CdCommonPnp( IrpContext, Irp );
                break;
 
            case IRP_MJ_SHUTDOWN :
 
                Status = CdCommonShutdown( IrpContext, Irp );
                break;
 
            default :
 
                Status = STATUS_INVALID_DEVICE_REQUEST;
                CdCompleteRequest( IrpContext, Irp, Status );
            }
 
        } _SEH2_EXCEPT( CdExceptionFilter( IrpContext, _SEH2_GetExceptionInformation() )) {
 
            Status = CdProcessException( IrpContext, Irp, _SEH2_GetExceptionCode() );
        } _SEH2_END;
 
    } while (Status == STATUS_CANT_WAIT);
 
#ifdef CD_SANITY
    NT_ASSERT( !CdTestTopLevel ||
            (PreviousTopLevel == IoGetTopLevelIrp()) );
#endif
 
    FsRtlExitFileSystem();
 
    NT_ASSERT( SaveIrql == KeGetCurrentIrql( ));
 
    return Status;
}

_IRQL_requires_max_() [2/2]

_IRQL_requires_max_

(

DISPATCH_LEVEL

)

Definition at line 347 of file hardware.c.

{
    SendKey();
    Wake(LogicalDevice->CSN);
}

ObDereferenceObjectDeferDeleteWithTag()

NTKERNELAPI VOID NTAPI ObDereferenceObjectDeferDeleteWithTag	(	_In_ PVOID	Object,
		_In_ ULONG	Tag
	)

ObGetFilterVersion()

NTKERNELAPI USHORT NTAPI ObGetFilterVersion

(

VOID

)

ObGetObjectPointerCount()

NTKERNELAPI ULONG NTAPI ObGetObjectPointerCount

(

_In_ PVOID

Object

)

ObMakeTemporaryObject()

NTKERNELAPI VOID NTAPI ObMakeTemporaryObject

(

_In_ PVOID

Object

)

ObOpenObjectByPointer()

NTKERNELAPI NTSTATUS NTAPI ObOpenObjectByPointer	(	_In_ PVOID	Object,
		_In_ ULONG	HandleAttributes,
		_In_opt_ PACCESS_STATE	PassedAccessState,
		_In_ ACCESS_MASK	DesiredAccess,
		_In_opt_ POBJECT_TYPE	ObjectType,
		_In_ KPROCESSOR_MODE	AccessMode,
		_Out_ PHANDLE	Handle
	)

ObQueryNameString()

NTKERNELAPI NTSTATUS NTAPI ObQueryNameString	(	_In_ PVOID	Object,
		_Out_writes_bytes_opt_(Length) POBJECT_NAME_INFORMATION	ObjectNameInfo,
		_In_ ULONG	Length,
		_Out_ PULONG	ReturnLength
	)

ObQueryObjectAuditingByHandle()

NTKERNELAPI NTSTATUS NTAPI ObQueryObjectAuditingByHandle	(	_In_ HANDLE	Handle,
		_Out_ PBOOLEAN	GenerateOnClose
	)

ObUnRegisterCallbacks()

NTKERNELAPI VOID NTAPI ObUnRegisterCallbacks

(

_In_ PVOID

RegistrationHandle

)

Variable Documentation

AccessMode

_In_ ULONG _In_opt_ PACCESS_STATE _In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE AccessMode

Definition at line 42 of file obfuncs.h.

DesiredAccess

_In_ ULONG _In_opt_ PACCESS_STATE _In_ ACCESS_MASK DesiredAccess

Definition at line 40 of file obfuncs.h.

Handle

_In_ ULONG _In_opt_ PACCESS_STATE _In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _In_ ULONG _Out_ PHANDLE Handle

Definition at line 75 of file obfuncs.h.

HandleAttributes

_In_ ULONG HandleAttributes

Definition at line 215 of file obfuncs.h.

HandleInformation

_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _In_ ULONG _Out_ PVOID _Out_opt_ POBJECT_HANDLE_INFORMATION HandleInformation

Definition at line 44 of file obfuncs.h.

Referenced by IopDeviceFsIoControl(), IopOpenLinkOrRenameTarget(), MockObReferenceObjectByHandle(), Mx::MxReferenceObjectByHandle(), NtDuplicateToken(), NtLockFile(), NtQueryInformationFile(), NtUnlockFile(), NtUserGetThreadDesktop(), ObDuplicateObject(), ObFindHandleForObject(), ObpReferenceProcessObjectByHandle(), ObReferenceFileObjectForWrite(), ObReferenceObjectByHandle(), and QSI_DEF().

MemoryAllocated

_In_ BOOLEAN MemoryAllocated

Definition at line 24 of file obfuncs.h.

Referenced by CreateDeviceSecurityDescriptor(), FsRtlAreNamesEqual(), IntAssignDesktopSecurityOnParse(), ObGetObjectSecurity(), ObReleaseObjectSecurity(), and TestObRootSecurity().

NewObject

_Inout_opt_ PACCESS_STATE _In_opt_ ACCESS_MASK _In_ ULONG _Out_opt_ PVOID* NewObject

Definition at line 74 of file obfuncs.h.

Referenced by AcpiNsConvertToBuffer(), AcpiNsConvertToInteger(), AcpiNsConvertToReference(), AcpiNsConvertToResource(), AcpiNsConvertToString(), AcpiNsConvertToUnicode(), AcpiNsRepairNullElement(), AcpiNsSimpleRepair(), LsapCreateDbObject(), LsapOpenDbObject(), ObInsertObject(), ObpChargeQuotaForObject(), ObpIncrementHandleCount(), ObpIncrementUnnamedHandleCount(), realloc(), SampCreateDbObject(), and SampOpenDbObject().

Object

_In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _In_ ULONG _Out_ PVOID* Object

Definition at line 43 of file obfuncs.h.

ObjectPointerBias

_Inout_opt_ PACCESS_STATE _In_opt_ ACCESS_MASK _In_ ULONG ObjectPointerBias

Definition at line 73 of file obfuncs.h.

Referenced by ObInsertObject().

ObjectType

_In_ ULONG _In_opt_ PACCESS_STATE _In_ ACCESS_MASK _In_opt_ POBJECT_TYPE ObjectType

Definition at line 41 of file obfuncs.h.

PassedAccessState

_In_ ULONG _In_opt_ PACCESS_STATE PassedAccessState

Definition at line 71 of file obfuncs.h.

Referenced by ObDuplicateObject(), ObOpenObjectByName(), ObOpenObjectByPointer(), and ObReferenceObjectByName().

RegistrationHandle

_Outptr_ PVOID* RegistrationHandle

Definition at line 138 of file obfuncs.h.

SecurityDescriptor

_Out_ PSECURITY_DESCRIPTOR* SecurityDescriptor

Definition at line 23 of file obfuncs.h.

Tag

_In_ ULONG _In_opt_ PACCESS_STATE _In_ ACCESS_MASK _In_opt_ POBJECT_TYPE _In_ KPROCESSOR_MODE _In_ ULONG Tag

Definition at line 165 of file obfuncs.h.