50 lines
1.4 KiB
C
50 lines
1.4 KiB
C
/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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vdmprint.h
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Abstract:
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VDM printer defines from softpc tree. These are assumed to
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be constants.
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Author:
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Sudeep Bharati (sudeepb) 16-Jan-1993
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Revision History:
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*/
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#define DATA_PORT_OFFSET 0
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#define STATUS_PORT_OFFSET 1
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#define CONTROL_PORT_OFFSET 2
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#define LPT1_PORT_STATUS 0x3bd
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#define LPT2_PORT_STATUS 0x379
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#define LPT3_PORT_STATUS 0x279
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#define LPT_MASK 0xff0
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#define IRQ 0x10
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#define NOTBUSY 0x80
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#define HOST_LPT_BUSY (1 << 0)
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#define STATUS_REG_MASK 0x07
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#define get_status(adap) (*(PUCHAR)((ULONG)(((PVDM_PROCESS_OBJECTS)(PsGetCurrentProcess()->VdmObjects))->PrinterStatus)+(ULONG)adap))
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#define get_control(adap) (*(PUCHAR)((ULONG)(((PVDM_PROCESS_OBJECTS)(PsGetCurrentProcess()->VdmObjects))->PrinterControl)+(ULONG)adap))
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#define host_lpt_status(adap) (*(PUCHAR)((ULONG)(((PVDM_PROCESS_OBJECTS)(PsGetCurrentProcess()->VdmObjects))->PrinterHostState)+(ULONG)adap))
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#define set_status(adap,val) *(PUCHAR)((ULONG)(((PVDM_PROCESS_OBJECTS)(PsGetCurrentProcess()->VdmObjects))->PrinterStatus)+(ULONG)adap) = val
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extern NTSTATUS PspSetProcessIoHandlers(
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IN PEPROCESS Process,
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IN PVOID IoHandlerInformation,
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IN ULONG IoHandlerLength
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);
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extern NTSTATUS VdmFlushPrinterWriteData(USHORT Adapter);
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