iodev/scsipt.h

   1 /////////////////////////////////////////////////////////////////////////
   2 // $Id: scsipt.h,v 1.5 2008/02/15 22:05:43 sshwarts Exp $
   3 /////////////////////////////////////////////////////////////////////////
   4 //
   5 //
   6 // iodev/scsipt.h
   7 // $Id: scsipt.h,v 1.5 2008/02/15 22:05:43 sshwarts Exp $
   8 //
   9 // This file was copied from ... ?
  10 //
  11 // distilled information from various header files from Microsoft's
  12 // DDK for Windows NT 4.0
  13 //
  14
  15 #ifndef _SCSIPT_H_INC
  16 #define _SCSIPT_H_INC
  17
  18 #include <windows.h>
  19
  20 typedef struct {
  21   USHORT Length;
  22   UCHAR  ScsiStatus;
  23   UCHAR  PathId;
  24   UCHAR  TargetId;
  25   UCHAR  Lun;
  26   UCHAR  CdbLength;
  27   UCHAR  SenseInfoLength;
  28   UCHAR  DataIn;
  29   ULONG  DataTransferLength;
  30   ULONG  TimeOutValue;
  31   ULONG  DataBufferOffset;
  32   ULONG  SenseInfoOffset;
  33   UCHAR  Cdb[16];
  34 } SCSI_PASS_THROUGH, *PSCSI_PASS_THROUGH;
  35
  36
  37 typedef struct {
  38   USHORT Length;
  39   UCHAR  ScsiStatus;
  40   UCHAR  PathId;
  41   UCHAR  TargetId;
  42   UCHAR  Lun;
  43   UCHAR  CdbLength;
  44   UCHAR  SenseInfoLength;
  45   UCHAR  DataIn;
  46   ULONG  DataTransferLength;
  47   ULONG  TimeOutValue;
  48   PVOID  DataBuffer;
  49   ULONG  SenseInfoOffset;
  50   UCHAR  Cdb[16];
  51 } SCSI_PASS_THROUGH_DIRECT, *PSCSI_PASS_THROUGH_DIRECT;
  52
  53
  54 typedef struct {
  55   SCSI_PASS_THROUGH spt;
  56   ULONG Filler;
  57   UCHAR ucSenseBuf[32];
  58   UCHAR ucDataBuf[512];
  59 } SCSI_PASS_THROUGH_WITH_BUFFERS, *PSCSI_PASS_THROUGH_WITH_BUFFERS;
  60
  61
  62 typedef struct {
  63   SCSI_PASS_THROUGH_DIRECT spt;
  64   ULONG Filler;
  65   UCHAR ucSenseBuf[32];
  66 } SCSI_PASS_THROUGH_DIRECT_WITH_BUFFER, *PSCSI_PASS_THROUGH_DIRECT_WITH_BUFFER;
  67
  68
  69
  70 typedef struct {
  71   UCHAR NumberOfLogicalUnits;
  72   UCHAR InitiatorBusId;
  73   ULONG InquiryDataOffset;
  74 } SCSI_BUS_DATA, *PSCSI_BUS_DATA;
  75
  76
  77 typedef struct {
  78   UCHAR NumberOfBusses;
  79   SCSI_BUS_DATA BusData[1];
  80 } SCSI_ADAPTER_BUS_INFO, *PSCSI_ADAPTER_BUS_INFO;
  81
  82
  83 typedef struct {
  84   UCHAR PathId;
  85   UCHAR TargetId;
  86   UCHAR Lun;
  87   BOOLEAN DeviceClaimed;
  88   ULONG InquiryDataLength;
  89   ULONG NextInquiryDataOffset;
  90   UCHAR InquiryData[1];
  91 } SCSI_INQUIRY_DATA, *PSCSI_INQUIRY_DATA;
  92
  93
  94 typedef struct {
  95   ULONG Length;
  96   UCHAR PortNumber;
  97   UCHAR PathId;
  98   UCHAR TargetId;
  99   UCHAR Lun;
 100 } SCSI_ADDRESS, *PSCSI_ADDRESS;
 101
 102
 103 /*
 104  * method codes
 105  */
 106 #define  METHOD_BUFFERED     0
 107 #define  METHOD_IN_DIRECT    1
 108 #define  METHOD_OUT_DIRECT   2
 109 #define  METHOD_NEITHER      3
 110
 111 /*
 112  * file access values
 113  */
 114 #define  FILE_ANY_ACCESS      0
 115 #define  FILE_READ_ACCESS     (0x0001)
 116 #define  FILE_WRITE_ACCESS    (0x0002)
 117
 118
 119 #define IOCTL_SCSI_BASE    0x00000004
 120
 121 /*
 122  * constants for DataIn member of SCSI_PASS_THROUGH* structures
 123  */
 124 #define  SCSI_IOCTL_DATA_OUT          0
 125 #define  SCSI_IOCTL_DATA_IN           1
 126 #define  SCSI_IOCTL_DATA_UNSPECIFIED  2
 127
 128 /*
 129  * Standard IOCTL define
 130  */
 131 #define CTL_CODE(DevType, Function, Method, Access) (                   \
 132     ((DevType) << 16) | ((Access) << 14) | ((Function) << 2) | (Method) \
 133 )
 134
 135 #define IOCTL_SCSI_PASS_THROUGH         CTL_CODE( IOCTL_SCSI_BASE, 0x0401, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS )
 136 #define IOCTL_SCSI_MINIPORT             CTL_CODE( IOCTL_SCSI_BASE, 0x0402, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS )
 137 #define IOCTL_SCSI_GET_INQUIRY_DATA     CTL_CODE( IOCTL_SCSI_BASE, 0x0403, METHOD_BUFFERED, FILE_ANY_ACCESS)
 138 #define IOCTL_SCSI_GET_CAPABILITIES     CTL_CODE( IOCTL_SCSI_BASE, 0x0404, METHOD_BUFFERED, FILE_ANY_ACCESS)
 139 #define IOCTL_SCSI_PASS_THROUGH_DIRECT  CTL_CODE( IOCTL_SCSI_BASE, 0x0405, METHOD_BUFFERED, FILE_READ_ACCESS | FILE_WRITE_ACCESS )
 140 #define IOCTL_SCSI_GET_ADDRESS          CTL_CODE( IOCTL_SCSI_BASE, 0x0406, METHOD_BUFFERED, FILE_ANY_ACCESS )
 141
 142
 143
 144 #endif