private CommandStatus SendCommand32(Command cmd)
{
SCSI_PASS_THROUGH_DIRECT32 f = new SCSI_PASS_THROUGH_DIRECT32();
f.Length = m_scsi_request_size_32;
f.CdbLength = (byte)cmd.GetCDBLength();
f.DataIn = 0;
if (cmd.Direction == Command.CmdDirection.In)
f.DataIn = 1;
f.DataTransferLength = (uint)cmd.BufferSize;
f.TimeOutValue = (uint)cmd.TimeOut;
for (byte i = 0; i < f.CdbLength; i++)
f.CdbData[i] = cmd.GetCDB(i);
f.SenseInfoOffset = 48;
f.SenseInfoLength = 24;
uint total = (uint)Marshal.SizeOf(f);
uint ret = 0;
// Set the buffer field
f.DataBuffer = cmd.GetBuffer();
// Send through ioctl field
IntPtr pt = new IntPtr(&f);
if (!Control(IOCTL_SCSI_PASS_THROUGH_DIRECT, pt, total, pt, total, ref ret, IntPtr.Zero))
{
string str ;
str = "IOCTL_SCSI_PASS_THROUGH_DIRECT failed - " + Win32ErrorToString(LastError);
m_logger.LogMessage(new UserMessage(UserMessage.Category.Error, 0, str));
return CommandStatus.IoctlFailed;
}
m_scsi_status = f.ScsiStatus;
if (f.SenseInfoLength != 0)
{
m_sense_info = new byte[f.SenseInfoLength];
for (int i = 0; i < f.SenseInfoLength; i++)
m_sense_info[i] = f.SenseInfo[i];
}
else
m_sense_info = null;
if (m_scsi_status != 0)
{
LogSenseInformation(cmd);
return CommandStatus.DeviceFailed;
}
return CommandStatus.Success;
}
/// <summary>
/// Send the sense information to the logger
/// </summary>
private void LogSenseInformation(Command cmd)
{
if (m_ignore_long_write_error && IsLongWriteInProgress(GetSenseAsc(), GetSenseAscq()))
return;
if (m_logger != null && LogSenseState)
{
int len = GetSenseLength();
int offset = 0;
int line = 0;
UserMessage m;
string str;
Logger logger = GetLogger();
str = "SCSI Operation Failed: " ;
str += LookupSenseError(GetSenseAsc(), GetSenseAscq()) ;
m = new UserMessage(UserMessage.Category.Error, 0, str);
m_logger.LogMessage(m);
str = " SenseKey = " + GetSenseKey().ToString("X");
m = new UserMessage(UserMessage.Category.Error, 0, str);
m_logger.LogMessage(m);
str = " SenseAsc = " + GetSenseAsc().ToString("X");
m = new UserMessage(UserMessage.Category.Error, 0, str);
m_logger.LogMessage(m);
str = " SenseAscq = " + GetSenseAscq().ToString("X");
m = new UserMessage(UserMessage.Category.Error, 0, str);
m_logger.LogMessage(m);
while (offset < len)
{
line = 0;
str = " SenseData:";
while (offset < len && line < 8)
{
str += " " + GetSenseByte(offset++).ToString("X2");
line++;
}
m = new UserMessage(UserMessage.Category.Error, 0, str);
logger.LogMessage(m);
}
if (GetSenseAsc() == 0x24 && GetSenseAscq() == 0x00)
{
// This is invalid field in CDB, so dump the CDB to the log
str = "INVALID CDB:";
for (byte i = 0; i < cmd.GetCDBLength(); i++)
{
byte b = cmd.GetCDB(i);
str += " " + b.ToString("X");
}
m = new UserMessage(UserMessage.Category.Error, 0, str);
m_logger.LogMessage(m);
}
}
}
