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173 lines
3.1 KiB
173 lines
3.1 KiB
/*++
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Copyright (c) 2000 Microsoft Corporation
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Module Name:
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iovutil.h
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Abstract:
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This header exposes various utilities required to do driver verification.
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Author:
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Adrian J. Oney (adriao) 20-Apr-1998
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Environment:
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Kernel mode
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Revision History:
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AdriaO 02/10/2000 - Seperated out from ntos\io\trackirp.h
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--*/
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typedef enum {
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DATABASELOCKSTATE_HELD,
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DATABASELOCKSTATE_NOT_HELD
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} DATABASELOCKSTATE;
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typedef enum {
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DEVOBJ_RELATION_IDENTICAL,
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DEVOBJ_RELATION_FIRST_IMMEDIATELY_ABOVE_SECOND,
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DEVOBJ_RELATION_FIRST_IMMEDIATELY_BELOW_SECOND,
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DEVOBJ_RELATION_FIRST_ABOVE_SECOND,
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DEVOBJ_RELATION_FIRST_BELOW_SECOND,
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DEVOBJ_RELATION_NOT_IN_SAME_STACK
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} DEVOBJ_RELATION, *PDEVOBJ_RELATION;
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typedef enum {
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MARKTYPE_DELETED,
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MARKTYPE_BOTTOM_OF_FDO_STACK,
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MARKTYPE_DESIGNATED_FDO,
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MARKTYPE_RAW_PDO,
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MARKTYPE_DEVICE_CHECKED,
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MARKTYPE_RELATION_PDO_EXAMINED
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} MARK_TYPE;
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VOID
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FASTCALL
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IovUtilInit(
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VOID
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);
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VOID
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FASTCALL
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IovUtilGetLowerDeviceObject(
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IN PDEVICE_OBJECT UpperDeviceObject,
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OUT PDEVICE_OBJECT *LowerDeviceObject
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);
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VOID
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FASTCALL
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IovUtilGetBottomDeviceObject(
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IN PDEVICE_OBJECT DeviceObject,
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OUT PDEVICE_OBJECT *BottomDeviceObject
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);
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VOID
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FASTCALL
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IovUtilGetUpperDeviceObject(
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IN PDEVICE_OBJECT LowerDeviceObject,
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OUT PDEVICE_OBJECT *UpperDeviceObject
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);
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BOOLEAN
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FASTCALL
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IovUtilIsVerifiedDeviceStack(
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IN PDEVICE_OBJECT DeviceObject
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);
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VOID
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FASTCALL
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IovUtilFlushVerifierDriverListCache(
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VOID
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);
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VOID
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FASTCALL
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IovUtilFlushStackCache(
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IN PDEVICE_OBJECT DeviceObject,
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IN DATABASELOCKSTATE DatabaseLockState
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);
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VOID
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IovUtilRelateDeviceObjects(
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IN PDEVICE_OBJECT FirstDeviceObject,
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IN PDEVICE_OBJECT SecondDeviceObject,
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OUT DEVOBJ_RELATION *DeviceObjectRelation
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);
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BOOLEAN
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IovUtilIsPdo(
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IN PDEVICE_OBJECT DeviceObject
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);
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BOOLEAN
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IovUtilIsWdmStack(
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IN PDEVICE_OBJECT DeviceObject
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);
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BOOLEAN
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FASTCALL
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IovUtilHasDispatchHandler(
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IN PDRIVER_OBJECT DriverObject,
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IN UCHAR MajorFunction
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);
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BOOLEAN
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FASTCALL
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IovUtilIsInFdoStack(
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IN PDEVICE_OBJECT DeviceObject
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);
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BOOLEAN
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FASTCALL
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IovUtilIsRawPdo(
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IN PDEVICE_OBJECT DeviceObject
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);
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BOOLEAN
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FASTCALL
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IovUtilIsDesignatedFdo(
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IN PDEVICE_OBJECT DeviceObject
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);
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VOID
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FASTCALL
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IovUtilMarkDeviceObject(
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IN PDEVICE_OBJECT DeviceObject,
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IN MARK_TYPE MarkType
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);
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BOOLEAN
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FASTCALL
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IovUtilIsDeviceObjectMarked(
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IN PDEVICE_OBJECT DeviceObject,
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IN MARK_TYPE MarkType
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);
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VOID
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FASTCALL
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IovUtilMarkStack(
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IN PDEVICE_OBJECT PhysicalDeviceObject,
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IN PDEVICE_OBJECT BottomOfFdoStack OPTIONAL,
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IN PDEVICE_OBJECT FunctionalDeviceObject OPTIONAL,
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IN BOOLEAN RawStack
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);
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VOID
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FASTCALL
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IovUtilWatermarkIrp(
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IN PIRP Irp,
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IN ULONG Flags
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);
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