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