File: spti-wnt.h

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/*
 * This file has been modified for the cdrkit suite.
 *
 * The behaviour and appearence of the program code below can differ to a major
 * extent from the version distributed by the original author(s).
 *
 * For details, see Changelog file distributed with the cdrkit package. If you
 * received this file from another source then ask the distributing person for
 * a log of modifications.
 *
 */

/*
 * distilled information from various header files from Microsoft's
 * DDK for Windows NT 4.0
 */
#ifndef	_SCSIPT_H_INC
#define	_SCSIPT_H_INC

#include <windows.h>

typedef struct {
	USHORT		Length;
	UCHAR		ScsiStatus;
	UCHAR		PathId;
	UCHAR		TargetId;
	UCHAR		Lun;
	UCHAR		CdbLength;
	UCHAR		SenseInfoLength;
	UCHAR		DataIn;
	ULONG		DataTransferLength;
	ULONG		TimeOutValue;
	ULONG		DataBufferOffset;
	ULONG		SenseInfoOffset;
	UCHAR		Cdb[16];
} SCSI_PASS_THROUGH, *PSCSI_PASS_THROUGH;


typedef struct {
	USHORT		Length;
	UCHAR		ScsiStatus;
	UCHAR		PathId;
	UCHAR		TargetId;
	UCHAR		Lun;
	UCHAR		CdbLength;
	UCHAR		SenseInfoLength;
	UCHAR		DataIn;
	ULONG		DataTransferLength;
	ULONG		TimeOutValue;
	PVOID		DataBuffer;
	ULONG		SenseInfoOffset;
	UCHAR		Cdb[16];
} SCSI_PASS_THROUGH_DIRECT, *PSCSI_PASS_THROUGH_DIRECT;


typedef struct {
	SCSI_PASS_THROUGH spt;
	ULONG		Filler;
	UCHAR		ucSenseBuf[32];
	UCHAR		ucDataBuf[512];
} SCSI_PASS_THROUGH_WITH_BUFFERS, *PSCSI_PASS_THROUGH_WITH_BUFFERS;


typedef struct {
	SCSI_PASS_THROUGH_DIRECT spt;
	ULONG		Filler;
	UCHAR		ucSenseBuf[32];
} SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER, *PSCSI_PASS_THROUGH_DIRECT_WITH_BUFFER;



typedef struct {
	UCHAR		NumberOfLogicalUnits;
	UCHAR		InitiatorBusId;
	ULONG		InquiryDataOffset;
} SCSI_BUS_DATA, *PSCSI_BUS_DATA;


typedef struct {
	UCHAR		NumberOfBusses;
	SCSI_BUS_DATA	BusData[1];
} SCSI_ADAPTER_BUS_INFO, *PSCSI_ADAPTER_BUS_INFO;


typedef struct {
	UCHAR		PathId;
	UCHAR		TargetId;
	UCHAR		Lun;
	BOOLEAN 	DeviceClaimed;
	ULONG		InquiryDataLength;
	ULONG		NextInquiryDataOffset;
	UCHAR		InquiryData[1];
} SCSI_INQUIRY_DATA, *PSCSI_INQUIRY_DATA;


typedef struct {
	ULONG		Length;
	UCHAR		PortNumber;
	UCHAR		PathId;
	UCHAR		TargetId;
	UCHAR		Lun;
} SCSI_ADDRESS, *PSCSI_ADDRESS;


/*
 * method codes
 */
#define	METHOD_BUFFERED		0
#define	METHOD_IN_DIRECT	1
#define	METHOD_OUT_DIRECT	2
#define	METHOD_NEITHER		3

/*
 * file access values
 */
#define	FILE_ANY_ACCESS		0
#define	FILE_READ_ACCESS	0x0001
#define	FILE_WRITE_ACCESS	0x0002


#define	IOCTL_SCSI_BASE    0x00000004

/*
 * constants for DataIn member of SCSI_PASS_THROUGH* structures
 */
#define	SCSI_IOCTL_DATA_OUT		0
#define	SCSI_IOCTL_DATA_IN		1
#define	SCSI_IOCTL_DATA_UNSPECIFIED	2

/*
 * Standard IOCTL define
 */
#define	CTL_CODE(DevType, Function, Method, Access) 		\
	(((DevType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method))

#define	IOCTL_SCSI_PASS_THROUGH 	CTL_CODE(IOCTL_SCSI_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define	IOCTL_SCSI_MINIPORT		CTL_CODE(IOCTL_SCSI_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define	IOCTL_SCSI_GET_INQUIRY_DATA	CTL_CODE(IOCTL_SCSI_BASE, 0x0403, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define	IOCTL_SCSI_GET_CAPABILITIES	CTL_CODE(IOCTL_SCSI_BASE, 0x0404, METHOD_BUFFERED, FILE_ANY_ACCESS)
#define	IOCTL_SCSI_PASS_THROUGH_DIRECT	CTL_CODE(IOCTL_SCSI_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS)
#define	IOCTL_SCSI_GET_ADDRESS		CTL_CODE(IOCTL_SCSI_BASE, 0x0406, METHOD_BUFFERED, FILE_ANY_ACCESS)

#endif