mountVDI

#!/bin/bash
echo
echo "** Mount VDI file **"
echo

# headers
#     [] X  .  M  S  D  O  S
#FATH="EB\W+58\W+90\W+4D\W+53\W+44\W+4F\W+53"
FATHEXDUMP="eb 58 90 4d 53 44 4f 53"
#     [] R  .  N  T  F  S
#NTFS="EB\W+52\W+90\W+4E\W+54\W+46\W+53"
NTFSHEXDUMP="eb 52 90 4e 54 46 53"

if [ -z $1 ] || [ -z $2 ] || [ "${1}" = "-h" -o "${1}" = "--help" ];
then
	echo "USAGE: mountVdi </path/to/winxp.vdi> <where to mount> [anything_for_mount_not_-o]"
	echo
	echo "Third parametr is passed to mount,"
	echo "and is appended directly after last '-o option\$HERE'"
	echo "so when you want to use it for other args instead of -o option,"
	echo "use third argument as string with space at begining!"
	echo "example: mountVdi /vbox/vdi/my.vdi /mnt/temp \" -t auto\""
	echo
	exit
fi

if [ ! -f "${1}" ];
then
	echo "Given path is not file!"
	echo ":: ${1}"
	echo
	exit
fi

FS=vfat
MASK="${FATHEXDUMP}"

if hexdump -C -n 100000 "${1}" | grep -E "${NTFSHEXDUMP}" > /dev/null;
then
	MASK="${NTFSHEXDUMP}";
	FS=ntfs-3g
fi

echo mount -t ${FS} ${1} ${2} \
-o loop,ro,umask=000,fmask=007,gid=uzivatele,offset=\
0x$(hexdump -C -n 100000 "${1}" | grep -E "${MASK}" | head -n 1 | cut -c 1-8)${3}

#mount ${1} ${2} \
#-o loop,umask=000,fmask=007,gid=uzivatele,offset=\
#0x$(hdump "${1}" -b 0 100000 | grep -E "${FATH}" | head -n 1 | cut -c 3-6)${3}
#echo `hd -n 1000000 ${1} | grep "${FATH}" | cut -c 1-8`
#echo " \\|"
#echo ")${3} "