extract_boot_img

############################################################################
#
# Copyright (c) 2012 - dsixda (dislam@rocketmail.com)
# Copyright (c) 2014 - 越狱   (http://weibo.com/206021119)
#
# Android 厨房是100%免费。此脚本文件仅供个人或学习使用
# by hwh132 越狱 汉化
#
############################################################################

#
# 此脚本从任何文件夹中提取 boot.img 的内容
#

clear

date_str=`date '+%m%d%y_%H%M%S'`
boot_dir=bootimg_$date_str

echo
echo "创建文件夹 `pwd`/$boot_dir ..."
mkdir $boot_dir

echo
echo "---> 请把 boot.img/recovery.img 放到上面创建的文件夹 <--"

scripts/press_enter

cd $boot_dir

if [ -e boot.img ] || [ -e recovery.img ]
then

  if [ -e recovery.img ]
  then
    echo "重命名 recovery.img 为 boot.img (为了方便脚本)"
    mv -f recovery.img boot.img
  fi

  cd ..
  scripts/check_bootimg_header $boot_dir
  scripts/check_kernel_offset $boot_dir
  res=$?

  if [ "$res" == "0" ]
  then
    kernel_file=extract-kernel.pl
    ramdisk_file=extract-ramdisk.pl
  else
    rm -rf $boot_dir
    exit 0
  fi

  cd $boot_dir
  cp ../tools/extract_boot_files/$kernel_file extract-kernel.pl
  cp ../tools/extract_boot_files/$ramdisk_file extract-ramdisk.pl

  echo
  echo "提取 kernel ..."
  ./extract-kernel.pl boot.img 2>/dev/null

  if [ ! -e zImage ]
  then
    echo "错误: 未发现 zImage !"
  else
    test_z=`od -A n -j 1 -N 4 zImage | sed 's/ //g'`
    if [ "$test_z" == "" ]
    then
      echo "错误: zImage 是空的!"
    fi
  fi

  echo "提取 ramdisk ..."
  ./extract-ramdisk.pl boot.img 2>/dev/null

  if [ ! -d boot.img-ramdisk ]
  then
    echo "错误: 未发现 ramdisk 文件夹!"
  fi

  rm boot.img
  rm extract-*.pl
  cd ..
  echo
  echo "$boot_dir 的内容:"
  echo
  echo "`ls -l $boot_dir`"


else
  echo "错误: 未发现 boot.img 或 recovery.img !"
  echo
  cd ..
  echo "删除 $boot_dir 文件夹"
  rm -rf $boot_dir
  exit 0
fi