via pdroms

Auto Lock (CSDEVCTRL) is another auto locking program which utilizes the Windows Locking for partial locking (phone related keys are active) or complete locking (no keys are active).

Changes:

28/06 - v3.09 - Added option unlocking if locked during a call. Changed bluetooth to check the headset instead.

http://forum.xda-developers.com/showthread.php?t=386451