#!/bin/bash
#Script that patches .vhd files to be correctly read vhditools by turning LE parent filenames into BE
if [ $# -eq 0 ]; then
    echo "Usage: $0 <.vhd>"
    exit 1
fi

str=$(strings -e l $1 | head -n 1)

echo $str
read -p "Do you want to patch the listed string? (y/N): " -n 1 -r
echo    # move to a new line
if [[ $REPLY =~ ^[Yy]$ ]]
then
    be=$(echo -n $str | iconv -f UTF-8 -t UTF-16BE | xxd -p -c1 | tr -d '\n ' | sed 's/../\\x&/g')
    le=$(echo -n $str | iconv -f UTF-8 -t UTF-16LE | xxd -p -c1 | tr -d '\n ' | sed 's/../\\x&/g')
    mv $1 $1.old
    bbe -e "s/$le/$be/" $1.old | pv -s $(stat --printf="%s" $1.old) > $1
fi
rm $1.old