usage: /Users/baf/src/libmobi/tools/.libs/mobitool [-cdehimrstuvx7] [-o dir] [-p pid] [-P serial] filename
    without arguments prints document metadata and exits
    -c        dump cover
    -d        dump rawml text record
    -e        create EPUB file (with -s will dump EPUB source)
    -h        show this usage summary and exit
    -i        print detailed metadata
    -m        print records metadata
    -o dir    save output to dir folder
    -p pid    set pid for decryption
    -P serial set device serial for decryption
    -r        dump raw records
    -s        dump recreated source files
    -t        split hybrid file into two parts
    -u        show rusage
    -v        show version and exit
    -x        extract conversion source and log (if present)
    -7        parse KF7 part of hybrid file (by default KF8 part is parsed)

usage: mobimeta [-a | -s meta=value[,meta=value,...]] [-d meta[,meta,...]] [-p pid] [-P serial] [-hv] filein [fileout]
    without arguments prints document metadata and exits
    -a ?           list valid meta named keys
    -a meta=value  add metadata
    -d meta        delete metadata
    -s meta=value  set metadata
    -p pid         set pid for decryption
    -P serial      set device serial for decryption
    -h             show this usage summary and exit
    -v             show version and exit

usage: mobidrm [-d | -e] [-hv] [-p pid] [-f date] [-t date] [-s serial] [-o dir] filename
    without arguments prints document metadata and exits

    Decrypt options:
    -d        decrypt (required)
    -p pid    set decryption pid (may be specified multiple times)
    -s serial set device serial (may be specified multiple times)

    Encrypt options:
    -e        encrypt (required)
    -s serial set device serial (may be specified multiple times)
    -f date   set validity period from date (yyyy-mm-dd) when encrypting (inclusive)
    -t date   set validity period to date (yyyy-mm-dd) when encrypting (inclusive)

    Common options:
    -o dir    save output to dir folder
    -h        show this usage summary and exit
    -v        show version and exit