parport.h

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/*
 * COPYRIGHT:       See COPYING in the top level directory
 * PROJECT:         Parallel Port Function Driver
 * FILE:            drivers/parallel/parport/parport.h
 * PURPOSE:         Parport driver header
 */
 
#ifndef _PARPORT_PCH_
#define _PARPORT_PCH_
 
#include <ntddk.h>
#include <ndk/haltypes.h>
#include <ntddpar.h>
#include <stdio.h>
 
#include "hardware.h"
 
//#define NDEBUG
#include <debug.h>
 
typedef enum
{
    dsStopped,
    dsStarted,
    dsPaused,
    dsRemoved,
    dsSurpriseRemoved
} DEVICE_STATE;
 
typedef struct _COMMON_DEVICE_EXTENSION
{
    BOOLEAN IsFDO;
    DEVICE_STATE PnpState;
} COMMON_DEVICE_EXTENSION, *PCOMMON_DEVICE_EXTENSION;
 
typedef struct _FDO_DEVICE_EXTENSION
{
    COMMON_DEVICE_EXTENSION Common;
 
    PDEVICE_OBJECT Pdo;
    PDEVICE_OBJECT LowerDevice;
 
    PDEVICE_OBJECT AttachedRawPdo;
    PDEVICE_OBJECT AttachedPdo[2];
 
    ULONG PortNumber;
 
    ULONG OpenCount;
 
    ULONG BaseAddress;
    PKINTERRUPT Interrupt;
 
} FDO_DEVICE_EXTENSION, *PFDO_DEVICE_EXTENSION;
 
typedef struct _PDO_DEVICE_EXTENSION
{
    COMMON_DEVICE_EXTENSION Common;
 
    PDEVICE_OBJECT AttachedFdo;
 
    ULONG PortNumber;
    ULONG LptPort;
 
    ULONG OpenCount;
 
} PDO_DEVICE_EXTENSION, *PPDO_DEVICE_EXTENSION;
 
#define PARPORT_TAG 'trpP'
 
/* fdo.c */
 
DRIVER_ADD_DEVICE AddDevice;
 
NTSTATUS
NTAPI
FdoCreate(IN PDEVICE_OBJECT DeviceObject,
          IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoClose(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoCleanup(IN PDEVICE_OBJECT DeviceObject,
           IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoRead(IN PDEVICE_OBJECT DeviceObject,
        IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoWrite(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoPnp(IN PDEVICE_OBJECT DeviceObject,
       IN PIRP Irp);
 
NTSTATUS
NTAPI
FdoPower(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
 
/* misc.c */
 
DRIVER_DISPATCH ForwardIrpAndForget;
 
PVOID
GetUserBuffer(IN PIRP Irp);
 
//KSERVICE_ROUTINE ParportInterruptService;
 
 
/* pdo.c */
 
NTSTATUS
NTAPI
PdoCreate(IN PDEVICE_OBJECT DeviceObject,
          IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoClose(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoCleanup(IN PDEVICE_OBJECT DeviceObject,
           IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoRead(IN PDEVICE_OBJECT DeviceObject,
        IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoWrite(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoPnp(IN PDEVICE_OBJECT DeviceObject,
       IN PIRP Irp);
 
NTSTATUS
NTAPI
PdoPower(IN PDEVICE_OBJECT DeviceObject,
         IN PIRP Irp);
 
#endif /* _PARPORT_PCH_ */