mirror of https://github.com/hak5/openwrt.git
114 lines
2.0 KiB
Bash
Executable File
114 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
|
|
|
|
ubootenv=""
|
|
nokernel=""
|
|
ubinize_param=""
|
|
kernel=""
|
|
rootfs=""
|
|
outfile=""
|
|
err=""
|
|
|
|
get_magic_word() {
|
|
dd if=$1 bs=2 count=1 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
|
|
}
|
|
|
|
is_ubifs() {
|
|
if [ "$( get_magic_word $1 )" = "3118" ]; then
|
|
echo "1"
|
|
fi
|
|
}
|
|
|
|
ubivol() {
|
|
volid=$1
|
|
name=$2
|
|
image=$3
|
|
autoresize=$4
|
|
echo "[$name]"
|
|
echo "mode=ubi"
|
|
echo "vol_id=$volid"
|
|
echo "vol_type=dynamic"
|
|
echo "vol_name=$name"
|
|
if [ "$image" ]; then
|
|
echo "image=$image"
|
|
else
|
|
echo "vol_size=1MiB"
|
|
fi
|
|
if [ "$autoresize" ]; then
|
|
echo "vol_flags=autoresize"
|
|
fi
|
|
}
|
|
|
|
ubilayout() {
|
|
local vol_id=0
|
|
local root_is_ubifs="$( is_ubifs "$2" )"
|
|
if [ "$1" = "ubootenv" ]; then
|
|
ubivol $vol_id ubootenv
|
|
vol_id=$(( $vol_id + 1 ))
|
|
ubivol $vol_id ubootenv2
|
|
vol_id=$(( $vol_id + 1 ))
|
|
fi
|
|
if [ "$3" ]; then
|
|
ubivol $vol_id kernel "$3"
|
|
vol_id=$(( $vol_id + 1 ))
|
|
fi
|
|
ubivol $vol_id rootfs "$2" $root_is_ubifs
|
|
vol_id=$(( $vol_id + 1 ))
|
|
[ "$root_is_ubifs" ] || ubivol $vol_id rootfs_data "" 1
|
|
}
|
|
|
|
while [ "$1" ]; do
|
|
if [ "$1" = "--uboot-env" ]; then
|
|
ubootenv="ubootenv"
|
|
shift
|
|
continue
|
|
fi
|
|
if [ "$1" = "--no-kernel" ]; then
|
|
nokernel="nokernel"
|
|
shift
|
|
continue
|
|
fi
|
|
if [ ! "$kernel" -a ! "$nokernel" ]; then
|
|
[ "${1:0:1}" = "-" ] && break
|
|
kernel=$1
|
|
shift
|
|
continue
|
|
fi
|
|
if [ ! "$rootfs" ]; then
|
|
[ "${1:0:1}" = "-" ] && break
|
|
rootfs=$1
|
|
shift
|
|
continue
|
|
fi
|
|
if [ ! "$outfile" ]; then
|
|
[ "${1:0:1}" = "-" ] && break
|
|
outfile=$1
|
|
shift
|
|
continue
|
|
fi
|
|
ubinize_param="$@"
|
|
break
|
|
done
|
|
|
|
if [ ! -r "$rootfs" -o ! -r "$kernel" -a ! "$nokernel" -o ! "$outfile" ]; then
|
|
echo "syntax: $0 [--no-kernel] [--uboot-env] rootfs [kernel] out [ubinize opts]"
|
|
exit 1
|
|
fi
|
|
|
|
ubinize="$( which ubinize )"
|
|
if [ ! -x "$ubinize" ]; then
|
|
echo "ubinize tool not found or not usable"
|
|
exit 1
|
|
fi
|
|
|
|
ubinizecfg="$( mktemp )"
|
|
ubilayout "$ubootenv" "$rootfs" "$kernel" > "$ubinizecfg"
|
|
|
|
cat "$ubinizecfg"
|
|
ubinize -o "$outfile" $ubinize_param "$ubinizecfg"
|
|
err="$?"
|
|
[ ! -e "$outfile" ] && err=2
|
|
rm "$ubinizecfg"
|
|
|
|
exit $err
|
|
|