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#include "./spti.h"
#include <ntddscsi.h>
#define CDB6GENERIC_LENGTH 6
#define CDB10GENERIC_LENGTH 10
#define SETBITON 1
#define SETBITOFF 0
//
// Mode Sense/Select page constants.
//
#define MODE_PAGE_ERROR_RECOVERY 0x01
#define MODE_PAGE_DISCONNECT 0x02
#define MODE_PAGE_FORMAT_DEVICE 0x03
#define MODE_PAGE_RIGID_GEOMETRY 0x04
#define MODE_PAGE_FLEXIBILE 0x05
#define MODE_PAGE_VERIFY_ERROR 0x07
#define MODE_PAGE_CACHING 0x08
#define MODE_PAGE_PERIPHERAL 0x09
#define MODE_PAGE_CONTROL 0x0A
#define MODE_PAGE_MEDIUM_TYPES 0x0B
#define MODE_PAGE_NOTCH_PARTITION 0x0C
#define MODE_SENSE_RETURN_ALL 0x3f
#define MODE_SENSE_CURRENT_VALUES 0x00
#define MODE_SENSE_CHANGEABLE_VALUES 0x40
#define MODE_SENSE_DEFAULT_VAULES 0x80
#define MODE_SENSE_SAVED_VALUES 0xc0
#define MODE_PAGE_DEVICE_CONFIG 0x10
#define MODE_PAGE_MEDIUM_PARTITION 0x11
#define MODE_PAGE_DATA_COMPRESS 0x0f
#define MODE_PAGE_CAPABILITIES 0x2A
//
// SCSI CDB operation codes
//
#define SCSIOP_TEST_UNIT_READY 0x00
#define SCSIOP_REZERO_UNIT 0x01
#define SCSIOP_REWIND 0x01
#define SCSIOP_REQUEST_BLOCK_ADDR 0x02
#define SCSIOP_REQUEST_SENSE 0x03
#define SCSIOP_FORMAT_UNIT 0x04
#define SCSIOP_READ_BLOCK_LIMITS 0x05
#define SCSIOP_REASSIGN_BLOCKS 0x07
#define SCSIOP_READ6 0x08
#define SCSIOP_RECEIVE 0x08
#define SCSIOP_WRITE6 0x0A
#define SCSIOP_PRINT 0x0A
#define SCSIOP_SEND 0x0A
#define SCSIOP_SEEK6 0x0B
#define SCSIOP_TRACK_SELECT 0x0B
#define SCSIOP_SLEW_PRINT 0x0B
#define SCSIOP_SEEK_BLOCK 0x0C
#define SCSIOP_PARTITION 0x0D
#define SCSIOP_READ_REVERSE 0x0F
#define SCSIOP_WRITE_FILEMARKS 0x10
#define SCSIOP_FLUSH_BUFFER 0x10
#define SCSIOP_SPACE 0x11
#define SCSIOP_INQUIRY 0x12
#define SCSIOP_VERIFY6 0x13
#define SCSIOP_RECOVER_BUF_DATA 0x14
#define SCSIOP_MODE_SELECT 0x15
#define SCSIOP_RESERVE_UNIT 0x16
#define SCSIOP_RELEASE_UNIT 0x17
#define SCSIOP_COPY 0x18
#define SCSIOP_ERASE 0x19
#define SCSIOP_MODE_SENSE 0x1A
#define SCSIOP_START_STOP_UNIT 0x1B
#define SCSIOP_STOP_PRINT 0x1B
#define SCSIOP_LOAD_UNLOAD 0x1B
#define SCSIOP_RECEIVE_DIAGNOSTIC 0x1C
#define SCSIOP_SEND_DIAGNOSTIC 0x1D
#define SCSIOP_MEDIUM_REMOVAL 0x1E
#define SCSIOP_READ_CAPACITY 0x25
#define SCSIOP_READ 0x28
#define SCSIOP_WRITE 0x2A
#define SCSIOP_SEEK 0x2B
#define SCSIOP_LOCATE 0x2B
#define SCSIOP_WRITE_VERIFY 0x2E
#define SCSIOP_VERIFY 0x2F
#define SCSIOP_SEARCH_DATA_HIGH 0x30
#define SCSIOP_SEARCH_DATA_EQUAL 0x31
#define SCSIOP_SEARCH_DATA_LOW 0x32
#define SCSIOP_SET_LIMITS 0x33
#define SCSIOP_READ_POSITION 0x34
#define SCSIOP_SYNCHRONIZE_CACHE 0x35
#define SCSIOP_COMPARE 0x39
#define SCSIOP_COPY_COMPARE 0x3A
#define SCSIOP_WRITE_DATA_BUFF 0x3B
#define SCSIOP_READ_DATA_BUFF 0x3C
#define SCSIOP_CHANGE_DEFINITION 0x40
#define SCSIOP_READ_SUB_CHANNEL 0x42
#define SCSIOP_READ_TOC 0x43
#define SCSIOP_READ_HEADER 0x44
#define SCSIOP_PLAY_AUDIO 0x45
#define SCSIOP_PLAY_AUDIO_MSF 0x47
#define SCSIOP_PLAY_TRACK_INDEX 0x48
#define SCSIOP_PLAY_TRACK_RELATIVE 0x49
#define SCSIOP_PAUSE_RESUME 0x4B
#define SCSIOP_LOG_SELECT 0x4C
#define SCSIOP_LOG_SENSE 0x4D
#define SCSIOP_READ_DISC_INFORMATION 0x51
typedef struct _SCSI_PASS_THROUGH_WITH_BUFFERS
{
SCSI_PASS_THROUGH spt;
DWORD filler;
UCHAR ucSenseBuf[24];
UCHAR ucDataBuf[256];
}SCSI_PASS_THROUGH_WITH_BUFFERS;
#pragma pack(1)
typedef struct _CDB_START_STOP_UNIT
{
UCHAR OperationCode; // 0x1B - SCSIOP_START_STOP_UNIT
UCHAR Immediate : 1;
UCHAR Reserved1 : 4;
UCHAR Lun : 3;
UCHAR Reserved2[2];
UCHAR Start : 1;
UCHAR LoadEject : 1;
UCHAR Reserved3 : 2;
UCHAR PowerCondition : 4;
UCHAR Control;
} CDB_START_STOP_UNIT;
typedef struct _READ_DISC_INFORMATION
{
UCHAR OperationCode; // 0x51 - SCSIOP_READ_DISC_INFORMATION
UCHAR Reserved1 : 5;
UCHAR Lun : 3;
UCHAR Reserved2[5];
UCHAR AllocationLength[2];
UCHAR Control;
} READ_DISC_INFORMATION;
#pragma pack()
BOOL SPTI_TestUnitReady(HANDLE hDevice, BYTE *pbSC, BYTE *pbASC, BYTE *pbASCQ, INT timeOutSec)
{
INT length;
DWORD returned;
SCSI_PASS_THROUGH_WITH_BUFFERS sptwb;
if (INVALID_HANDLE_VALUE == hDevice) return FALSE;
ZeroMemory(&sptwb, sizeof(SCSI_PASS_THROUGH_WITH_BUFFERS));
sptwb.spt.Length = sizeof(SCSI_PASS_THROUGH);
sptwb.spt.CdbLength = CDB6GENERIC_LENGTH;
sptwb.spt.SenseInfoLength = 24;
sptwb.spt.DataIn = SCSI_IOCTL_DATA_IN;
sptwb.spt.DataTransferLength = 0;
sptwb.spt.TimeOutValue = timeOutSec;
sptwb.spt.DataBufferOffset = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb);
sptwb.spt.SenseInfoOffset = ((DWORD)(DWORD_PTR)&sptwb.ucSenseBuf) - ((DWORD)(DWORD_PTR)&sptwb);
sptwb.spt.Cdb[0] = SCSIOP_TEST_UNIT_READY;
length = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb);
DeviceIoControl(hDevice, IOCTL_SCSI_PASS_THROUGH, &sptwb, sizeof(SCSI_PASS_THROUGH), &sptwb, length, &returned, FALSE);
if (pbSC) *pbSC = sptwb.ucSenseBuf[2];
if (pbASC) *pbASC = sptwb.ucSenseBuf[12];
if (pbASCQ) *pbASCQ = sptwb.ucSenseBuf[13];
return TRUE;
}
BOOL SPTI_StartStopUnit(HANDLE hDevice, BOOL bImmediate, BOOL bLoadEject, BOOL bStart, INT timeOutSec, SENSEINFO *pSense)
{
INT length;
BOOL status;
DWORD returned;
CDB_START_STOP_UNIT cmd;
SCSI_PASS_THROUGH_WITH_BUFFERS sptwb;
UNREFERENCED_PARAMETER(pSense);
if (INVALID_HANDLE_VALUE == hDevice) return FALSE;
ZeroMemory(&sptwb, sizeof(SCSI_PASS_THROUGH_WITH_BUFFERS));
ZeroMemory(&cmd, sizeof(CDB_START_STOP_UNIT));
sptwb.spt.Length = sizeof(SCSI_PASS_THROUGH);
sptwb.spt.CdbLength = CDB6GENERIC_LENGTH;
sptwb.spt.SenseInfoLength = 24;
sptwb.spt.DataIn = SCSI_IOCTL_DATA_IN;
sptwb.spt.DataTransferLength = 0;
sptwb.spt.TimeOutValue = timeOutSec;
sptwb.spt.DataBufferOffset = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb);
sptwb.spt.SenseInfoOffset = ((DWORD)(DWORD_PTR)&sptwb.ucSenseBuf) - ((DWORD)(DWORD_PTR)&sptwb);
cmd.OperationCode = SCSIOP_START_STOP_UNIT;
cmd.Immediate = (bImmediate) ? 1 : 0;
cmd.LoadEject= (bLoadEject) ? 1 : 0;
cmd.Start = (bStart) ? 1 : 0;
CopyMemory(sptwb.spt.Cdb, &cmd, sizeof(CDB_START_STOP_UNIT));
length = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb);
status = DeviceIoControl(hDevice, IOCTL_SCSI_PASS_THROUGH, &sptwb, sizeof(SCSI_PASS_THROUGH), &sptwb, length, &returned, FALSE);
return status;
}
BOOL SPTI_GetCapabilities(HANDLE hDevice, DWORD *pCap)
{
INT length = 0;
BOOL status;
DWORD returned = 0;
SCSI_PASS_THROUGH_WITH_BUFFERS sptwb;
if (INVALID_HANDLE_VALUE == hDevice || !pCap) return FALSE;
*pCap = 0;
ZeroMemory(&sptwb, sizeof(SCSI_PASS_THROUGH_WITH_BUFFERS));
sptwb.spt.Length = sizeof(SCSI_PASS_THROUGH);
sptwb.spt.CdbLength = CDB6GENERIC_LENGTH;
sptwb.spt.SenseInfoLength = 24;
sptwb.spt.DataIn = SCSI_IOCTL_DATA_IN;
sptwb.spt.DataTransferLength = 192;
sptwb.spt.TimeOutValue = 10; //2 sec
sptwb.spt.DataBufferOffset = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb);
sptwb.spt.SenseInfoOffset = ((DWORD)(DWORD_PTR)&sptwb.ucSenseBuf) - ((DWORD)(DWORD_PTR)&sptwb);
sptwb.spt.Cdb[0] = SCSIOP_MODE_SENSE;
sptwb.spt.Cdb[1] = 0x08; // target shall not return any block descriptors
sptwb.spt.Cdb[2] = MODE_PAGE_CAPABILITIES;
sptwb.spt.Cdb[4] = 192;
length = ((DWORD)(DWORD_PTR)&sptwb.ucDataBuf) - ((DWORD)(DWORD_PTR)&sptwb) + sptwb.spt.DataTransferLength;;
status = DeviceIoControl(hDevice, IOCTL_SCSI_PASS_THROUGH, &sptwb, sizeof(SCSI_PASS_THROUGH), &sptwb, length, &returned, FALSE);
if (!status) return FALSE;
*pCap = *((DWORD*)&sptwb.ucDataBuf[6]) ;
return TRUE;
}
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