/**
* Read the capacity data of a given SCSI device.
*
* @param dev
* @return the capacity
*/
public static CapacityData readCapacity(SCSIDevice dev)
throws SCSIException, TimeoutException, InterruptedException {
final byte[] data = new byte[CapacityData.DEFAULT_LENGTH];
final CDB cdb = new CDBReadCapacity();
dev.executeCommand(cdb, data, 0, SCSIConstants.GROUP1_TIMEOUT);
return new CapacityData(data);
}
/**
* Start/stop/eject/load/idle/standby/sleep the device.
*
* @throws SCSIException
* @throws TimeoutException
* @throws InterruptedException
*/
public static void startStopUnit(
SCSIDevice dev, CDBStartStopUnit.Action action, boolean returnASAP)
throws SCSIException, TimeoutException, InterruptedException {
final CDB cdb = new CDBStartStopUnit(action, returnASAP);
dev.executeCommand(cdb, null, 0, SCSIConstants.GROUP1_TIMEOUT);
}
/**
* Set the media removal state to locak / unlock the device.
*
* @param prevent
* @param persistent
* @throws SCSIException
* @throws TimeoutException
* @throws InterruptedException
*/
public static void setMediaRemoval(SCSIDevice dev, boolean prevent, boolean persistent)
throws SCSIException, TimeoutException, InterruptedException {
final CDB cdb = new CDBMediaRemoval(prevent, persistent);
dev.executeCommand(cdb, null, 0, SCSIConstants.GROUP1_TIMEOUT);
}
/**
* Read data from the given device.
*
* @param dev
* @param lba
* @param nrBlocks
* @param data
* @param dataOffset
* @throws SCSIException
* @throws TimeoutException
* @throws InterruptedException
*/
public static void readData(SCSIDevice dev, int lba, int nrBlocks, byte[] data, int dataOffset)
throws SCSIException, TimeoutException, InterruptedException {
final CDB cdb = new CDBRead10(lba, nrBlocks);
dev.executeCommand(cdb, data, dataOffset, SCSIConstants.GROUP1_TIMEOUT);
}