} /* ReBootBattery */
private void Preview()
{
sipperBuff.PerformStatusCommandAndUpdateSipperDiskStats();
if (blocksToRead < 1)
{
blocksToRead = 100;
}
long startBlockAddr = sipperBuff.StartBlockAddr();
long curBlockAddr = Math.Max(sipperBuff.CurBlockAddr(), startBlockAddr);
long endBlockAddr = sipperBuff.EndBlockAddr();
//checking hex values to decimal ones to be used
previewBlock = curBlockAddr - blocksToRead; //starting block to read from
//making sure starting block is legit
if (previewBlock <= startBlockAddr)
{
try { blocksToRead = (int)(curBlockAddr - startBlockAddr); }
catch (Exception)
{ blocksToRead = 100; }
previewBlock = curBlockAddr - blocksToRead;
}
if (blocksToRead <= 0)
{
lock (logFile)
{
logFile.WriteLine("//");
logFile.WriteLine("// As per status command there is no data to preview.");
logFile.WriteLine("//");
logFile.Flush();
}
result = "Error! There is no data to be previewed. Please record for longer.";
executedOk = false;
return;
}
previewData = sipperBuff.ReadHardDrive(previewBlock, blocksToRead);
if (previewData == null)
{
result = "Error reading hard drive.";
executedOk = false;
return;
}
executedOk = true;
} /* Preview */