/*++

Copyright (c) 2000  Microsoft Corporation

Module Name:

    vfgeneric.h

Abstract:

    This header contains prototypes for verifying generic IRPs are handled
    correctly.

Author:

    Adrian J. Oney (adriao) 09-May-1998

Environment:

    Kernel mode

Revision History:

    AdriaO      06/15/2000 - Seperated out from ntos\io\flunkirp.h

--*/

VOID
VfGenericInit(
    VOID
    );

VOID
FASTCALL
VfGenericVerifyNewRequest(
    IN PIOV_REQUEST_PACKET  IovPacket,
    IN PDEVICE_OBJECT       DeviceObject,
    IN PIO_STACK_LOCATION   IrpLastSp           OPTIONAL,
    IN PIO_STACK_LOCATION   IrpSp,
    IN PIOV_STACK_LOCATION  StackLocationData,
    IN PVOID                CallerAddress       OPTIONAL
    );

VOID
FASTCALL
VfGenericVerifyIrpStackDownward(
    IN PIOV_REQUEST_PACKET  IovPacket,
    IN PDEVICE_OBJECT       DeviceObject,
    IN PIO_STACK_LOCATION   IrpLastSp                   OPTIONAL,
    IN PIO_STACK_LOCATION   IrpSp,
    IN PIOV_STACK_LOCATION  RequestHeadLocationData,
    IN PIOV_STACK_LOCATION  StackLocationData,
    IN PVOID                CallerAddress               OPTIONAL
    );

VOID
FASTCALL
VfGenericVerifyIrpStackUpward(
    IN PIOV_REQUEST_PACKET  IovPacket,
    IN PIO_STACK_LOCATION   IrpSp,
    IN PIOV_STACK_LOCATION  RequestHeadLocationData,
    IN PIOV_STACK_LOCATION  StackLocationData,
    IN BOOLEAN              IsNewlyCompleted,
    IN BOOLEAN              RequestFinalized
    );

BOOLEAN
FASTCALL
VfGenericIsValidIrpStatus(
    IN PIO_STACK_LOCATION   IrpSp,
    IN NTSTATUS             Status
    );

VOID
FASTCALL
VfGenericDumpIrpStack(
    IN PIO_STACK_LOCATION IrpSp
    );

BOOLEAN
FASTCALL
VfGenericIsNewRequest(
    IN PIO_STACK_LOCATION   IrpLastSp OPTIONAL,
    IN PIO_STACK_LOCATION   IrpSp
    );

VOID
FASTCALL
VfGenericVerifyNewIrp(
    IN PIOV_REQUEST_PACKET  IovPacket,
    IN PIRP                 Irp,
    IN PIO_STACK_LOCATION   IrpSp,
    IN PIOV_STACK_LOCATION  StackLocationData,
    IN PVOID                CallerAddress       OPTIONAL
    );

VOID
FASTCALL
VfGenericVerifyFinalIrpStack(
    IN PIOV_REQUEST_PACKET  IovPacket,
    IN PIO_STACK_LOCATION   IrpSp
    );