* Fix cipher specification string parsing (found by gcc -fsanitize=address option).
* Try to map TCRYPT system encryption through partition
* Fix cipher specification string parsing (found by gcc -fsanitize=address option).
* Try to map TCRYPT system encryption through partition
* Print a warning if system encryption is used and device is a partition.
(TCRYPT system encryption uses whole device argument.)
* Print a warning if system encryption is used and device is a partition.
(TCRYPT system encryption uses whole device argument.)