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/*++ BUILD Version: 0001 // Increment this if a change has global effects
Copyright (c) 1990-1993 Microsoft Corporation
Module Name:
ntddpar.h
Abstract:
This is the include file that defines all constants and types for
accessing the Parallel device.
Author:
Steve Wood (stevewo) 27-May-1990
Revision History:
--*/
//
// NtDeviceIoControlFile IoControlCode values for this device.
//
// Warning: Remember that the low two bits of the code specify how the
// buffers are passed to the driver!
//
#define IOCTL_PAR_BASE FILE_DEVICE_PARALLEL_PORT
#define IOCTL_PAR_QUERY_INFORMATION CTL_CODE(FILE_DEVICE_PARALLEL_PORT,1,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_PAR_SET_INFORMATION CTL_CODE(FILE_DEVICE_PARALLEL_PORT,2,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_PAR_QUERY_DEVICE_ID CTL_CODE(FILE_DEVICE_PARALLEL_PORT,3,METHOD_BUFFERED,FILE_ANY_ACCESS)
#define IOCTL_PAR_QUERY_DEVICE_ID_SIZE CTL_CODE(FILE_DEVICE_PARALLEL_PORT,4,METHOD_BUFFERED,FILE_ANY_ACCESS)
//
// NtDeviceIoControlFile InputBuffer/OutputBuffer record structures for
// this device.
//
typedef struct _PAR_QUERY_INFORMATION{
UCHAR Status;
} PAR_QUERY_INFORMATION, *PPAR_QUERY_INFORMATION;
typedef struct _PAR_SET_INFORMATION{
UCHAR Init;
} PAR_SET_INFORMATION, *PPAR_SET_INFORMATION;
#define PARALLEL_INIT 0x1
#define PARALLEL_AUTOFEED 0x2
#define PARALLEL_PAPER_EMPTY 0x4
#define PARALLEL_OFF_LINE 0x8
#define PARALLEL_POWER_OFF 0x10
#define PARALLEL_NOT_CONNECTED 0x20
#define PARALLEL_BUSY 0x40
#define PARALLEL_SELECTED 0x80
//
// This is the structure returned by IOCTL_PAR_QUERY_DEVICE_ID_SIZE.
//
typedef struct _PAR_DEVICE_ID_SIZE_INFORMATION {
ULONG DeviceIdSize;
} PAR_DEVICE_ID_SIZE_INFORMATION, *PPAR_DEVICE_ID_SIZE_INFORMATION;
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