sbnk

#!/bin/bash
reoder(){ echo "${1:6:2}${1:4:2}${1:2:2}${1:0:2}"; }
numtooff(){
echo -n "00000000$(printf '%x' "$1")" | tail -c 8
}
num2(){
echo -n "00000000$(printf '%x' "$1")" | tail -c 2 | tr '[:lower:]' '[:upper:]'
}
4bb(){
echo $((0x$(reoder "$(head -c $1 "$file" | tail -c 4 | xxd -p)")))

}

gencache(){
file="$1"
outdir="${2:-./}/$(basename "${1//.sbnk/}")"
[ -d "$outdir" ] && rm -r "$outdir"
mkdir -p "$outdir/entrys"

echo $outdir
offset(){ cat "$file" | head -c $(($1+$2)) |tail -c $2| xxd -p; }
offsetb(){ cat "$file" | head -c $(($1+$2)) |tail -c $2; }

entry=$((0x$(reoder $(offset 56 4))))

# echo $entry $entry
# echo

unset list

head -c $((60+(entry*4))) "$file" > "$outdir/top"

for i in $(seq 1 $entry)
do

type=$((0x$(reoder $(offset $((56+($i*4))) 1))))
if ! [ $type == 0 ]
then
list+=( $((0x$(reoder $(offset $((57+($i*4))) 2)))) $type )
#else
#list+=( "" 0 )
fi
done

echo ${list[@]} $((${#list[@]}/2)) $entry




for i in $(seq 1 $((${#list[@]}/2)))
do
echo $i $((($i*2)-1))
if [ ${list[$((($i*2)-1))]} -lt 16 ] && [ ${list[$((($i*2)-1))]} != 0 ]
then
offsetb ${list[$((($i*2)-2))]} 10 >"$outdir/entrys/$i"
fi
done
}



# cat top $(find oo | sort -V| grep '[0-9]') $(find um | sort -V | grep '[0-9]') > 1