245 lines
4.0 KiB
C
245 lines
4.0 KiB
C
//+-------------------------------------------------------------------------
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//
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// Microsoft Windows
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//
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// Copyright (C) Microsoft Corporation, 1997 - 1999
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//
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// File: cdchgr.h
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//
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//--------------------------------------------------------------------------
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#include <stdarg.h>
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#include <stdio.h>
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#include <ntddk.h>
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#include <scsi.h>
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#include "ntddchgr.h"
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#include "ntddscsi.h"
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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) ChgrDebugPrint x
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#else
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#define DebugPrint(x)
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#endif
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VOID
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ChgrDebugPrint(
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ULONG DebugPrintLevel,
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PCCHAR DebugMessage,
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...
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);
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//
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// Default timeout for all requests.
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//
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#define CDCHGR_TIMEOUT 30
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#define MAX_INQUIRY_DATA 252
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#define SLOT_STATE_NOT_INITIALIZED 0x80000000
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//
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// DriveType identifiers
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//
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#define ATAPI_25 0x0001
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#define TORISAN 0x0002
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#define ALPS_25 0x0003
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#define NEC_SCSI 0x0004
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#define PNR_SCSI 0x0005
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//
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// Device Extension
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//
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typedef struct _DEVICE_EXTENSION {
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//
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// Back pointer to device object
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//
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PDEVICE_OBJECT DeviceObject;
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//
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// Device Object for the underlying cdrom device.
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//
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PDEVICE_OBJECT CdromTargetDeviceObject;
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//
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// Determination of the device type.
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//
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ULONG DeviceType;
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//
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// Unique data for the DeviceType.
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// ATAPI_25 will be NumberOfSlots
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//
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ULONG NumberOfSlots;
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//
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// Indicates the currently selected platter of Torisan units.
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// Used in TURs (as the device overloads this command).
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//
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ULONG CurrentPlatter;
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//
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// The mechanism type - Cartridge (1) or individually changable media (0).
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//
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ULONG MechType;
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//
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// Ordinal of the underlying target.
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//
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ULONG CdRomDeviceNumber;
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//
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// PagingPathRequirements
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//
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ULONG PagingPathCount;
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KEVENT PagingPathCountEvent;
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//
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// The address of the underlying cdrom device.
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//
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SCSI_ADDRESS ScsiAddress;
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//
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// Indicates whether InterfaceState is currently set.
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//
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ULONG InterfaceStateSet;
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//
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// Symbolic link setup by IoRegisterDeviceInterface.
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// Used for IoSetDeviceState
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//
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UNICODE_STRING InterfaceName;
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//
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// Cached inquiry data.
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//
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INQUIRYDATA InquiryData;
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} DEVICE_EXTENSION, *PDEVICE_EXTENSION;
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#define DEVICE_EXTENSION_SIZE sizeof(DEVICE_EXTENSION)
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typedef struct _PASS_THROUGH_REQUEST {
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SCSI_PASS_THROUGH Srb;
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SENSE_DATA SenseInfoBuffer;
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CHAR DataBuffer[0];
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} PASS_THROUGH_REQUEST, *PPASS_THROUGH_REQUEST;
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//
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// Changer function declarations.
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//
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NTSTATUS
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SendPassThrough(
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IN PDEVICE_OBJECT DeviceObject,
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IN PPASS_THROUGH_REQUEST ScsiPassThrough
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);
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BOOLEAN
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ChgrIoctl(
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IN ULONG Code
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);
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NTSTATUS
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ChgrGetStatus(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrGetParameters(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrGetStatus(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrGetProductData(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrSetAccess(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrGetElementStatus(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrInitializeElementStatus(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrSetPosition(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrExchangeMedium(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrReinitializeUnit(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrQueryVolumeTags(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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ChgrMoveMedium(
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IN PDEVICE_OBJECT DeviceObject,
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IN PIRP Irp
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);
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NTSTATUS
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SendTorisanCheckVerify(
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PDEVICE_OBJECT DeviceObject,
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PIRP Irp
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);
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