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138 lines
3 KiB
C
138 lines
3 KiB
C
/*
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* mcd.h
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*
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* Media changer driver interface
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*
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* This file is part of the w32api package.
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*
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* Contributors:
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* Created by Casper S. Hornstrup <chorns@users.sourceforge.net>
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*
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* THIS SOFTWARE IS NOT COPYRIGHTED
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*
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* This source code is offered for use in the public domain. You may
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* use, modify or distribute it freely.
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*
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* This code is distributed in the hope that it will be useful but
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* WITHOUT ANY WARRANTY. ALL WARRANTIES, EXPRESS OR IMPLIED ARE HEREBY
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* DISCLAIMED. This includes but is not limited to warranties of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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*
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*/
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#ifndef __MCD_H
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#define __MCD_H
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#include "srb.h"
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#include "scsi.h"
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#include "ntddchgr.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#if defined(_MCD_)
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#define CHANGERAPI
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#else
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#define CHANGERAPI DECLSPEC_IMPORT
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#endif
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#ifdef DebugPrint
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#undef DebugPrint
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#endif
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#if DBG
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#define DebugPrint(x) ChangerClassDebugPrint x
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#else
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#define DebugPrint(x)
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#endif
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#define MAXIMUM_CHANGER_INQUIRY_DATA 252
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CHANGERAPI
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PVOID
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NTAPI
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ChangerClassAllocatePool(
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IN POOL_TYPE PoolType,
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IN ULONG NumberOfBytes);
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VOID
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ChangerClassDebugPrint(
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ULONG DebugPrintLevel,
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PCCHAR DebugMessage,
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...);
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CHANGERAPI
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PVOID
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NTAPI
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ChangerClassFreePool(
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IN PVOID PoolToFree);
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CHANGERAPI
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NTSTATUS
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NTAPI
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ChangerClassSendSrbSynchronous(
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IN PDEVICE_OBJECT DeviceObject,
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IN PSCSI_REQUEST_BLOCK Srb,
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IN PVOID Buffer,
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IN ULONG BufferSize,
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IN BOOLEAN WriteToDevice);
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typedef NTSTATUS NTAPI
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(*CHANGER_INITIALIZE)(
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IN PDEVICE_OBJECT DeviceObject);
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typedef ULONG NTAPI
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(*CHANGER_EXTENSION_SIZE)(
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VOID);
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typedef VOID NTAPI
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(*CHANGER_ERROR_ROUTINE)(
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PDEVICE_OBJECT DeviceObject,
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PSCSI_REQUEST_BLOCK Srb,
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NTSTATUS *Status,
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BOOLEAN *Retry);
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typedef NTSTATUS NTAPI
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(*CHANGER_COMMAND_ROUTINE)(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp);
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typedef NTSTATUS NTAPI
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(*CHANGER_PERFORM_DIAGNOSTICS)(
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IN PDEVICE_OBJECT DeviceObject,
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OUT PWMI_CHANGER_PROBLEM_DEVICE_ERROR ChangerDeviceError);
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typedef struct _MCD_INIT_DATA {
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ULONG InitDataSize;
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CHANGER_EXTENSION_SIZE ChangerAdditionalExtensionSize;
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CHANGER_INITIALIZE ChangerInitialize;
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CHANGER_ERROR_ROUTINE ChangerError;
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CHANGER_PERFORM_DIAGNOSTICS ChangerPerformDiagnostics;
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CHANGER_COMMAND_ROUTINE ChangerGetParameters;
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CHANGER_COMMAND_ROUTINE ChangerGetStatus;
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CHANGER_COMMAND_ROUTINE ChangerGetProductData;
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CHANGER_COMMAND_ROUTINE ChangerSetAccess;
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CHANGER_COMMAND_ROUTINE ChangerGetElementStatus;
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CHANGER_COMMAND_ROUTINE ChangerInitializeElementStatus;
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CHANGER_COMMAND_ROUTINE ChangerSetPosition;
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CHANGER_COMMAND_ROUTINE ChangerExchangeMedium;
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CHANGER_COMMAND_ROUTINE ChangerMoveMedium;
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CHANGER_COMMAND_ROUTINE ChangerReinitializeUnit;
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CHANGER_COMMAND_ROUTINE ChangerQueryVolumeTags;
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} MCD_INIT_DATA, *PMCD_INIT_DATA;
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CHANGERAPI
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NTSTATUS
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NTAPI
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ChangerClassInitialize(
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IN PDRIVER_OBJECT DriverObject,
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IN PUNICODE_STRING RegistryPath,
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IN PMCD_INIT_DATA MCDInitData);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __MCD_H */
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