nativebridge/bin/enable_nativebridge

   1 #!/system/bin/sh
   2
   3 PATH=/system/bin:/system/xbin
   4
   5 houdini_bin=0
   6 dest_dir=/system/lib$1/arm$1
   7 binfmt_misc_dir=/proc/sys/fs/binfmt_misc
   8
   9 if [ -z "$1" ]; then
  10         v=8_y
  11         url=http://goo.gl/v6c4Co
  12 else
  13         v=8_z
  14         url=http://goo.gl/CtKjxx
  15 fi
  16
  17 if [ -s /system/lib$1/libhoudini.so ]; then
  18         log -pi -thoudini "found /system/lib$1/libhoudini.so"
  19 elif [ -e /system/etc/houdini$v.sfs ]; then
  20         mount /system/etc/houdini$v.sfs $dest_dir
  21 else
  22         if mountpoint -q $dest_dir; then
  23                 kill -9 `fuser -m $dest_dir`
  24                 umount -f $dest_dir
  25         fi
  26         mkdir -p /data/arm
  27         cd /data/arm
  28         while ! mount houdini$v.sfs $dest_dir; do
  29                 while [ "$(getprop net.dns1)" = "" ]; do
  30                         sleep 10
  31                 done
  32                 wget $url -cO houdini$v.sfs && continue
  33                 rm -f houdini$v.sfs
  34                 sleep 30
  35         done
  36 fi
  37
  38 [ -s /system/lib$1/libhoudini.so ] || mount --bind $dest_dir/libhoudini.so /system/lib$1/libhoudini.so
  39
  40 # this is to add the supported binary formats via binfmt_misc
  41
  42 if [ ! -e $binfmt_misc_dir/register ]; then
  43         modprobe binfmt_misc
  44         mount -t binfmt_misc none $binfmt_misc_dir
  45 fi
  46
  47 cd $binfmt_misc_dir
  48 if [ -e register ]; then
  49         [ -e /system/bin/houdini$1 ] && dest_dir=/system/bin
  50         # register Houdini for arm binaries
  51         if [ -z "$1" ]; then
  52                 echo ':arm_exe:M::\\x7f\\x45\\x4c\\x46\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\x28::'"$dest_dir/houdini:P" > register
  53                 echo ':arm_dyn:M::\\x7f\\x45\\x4c\\x46\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x03\\x00\\x28::'"$dest_dir/houdini:P" > register
  54         else
  55                 echo ':arm64_exe:M::\\x7f\\x45\\x4c\\x46\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\xb7::'"$dest_dir/houdini64:P" > register
  56                 echo ':arm64_dyn:M::\\x7f\\x45\\x4c\\x46\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x03\\x00\\xb7::'"$dest_dir/houdini64:P" > register
  57         fi
  58         if [ -e arm${1}_exe ]; then
  59                 houdini_bin=1
  60         fi
  61 else
  62         log -pe -thoudini "No binfmt_misc support"
  63 fi
  64
  65 if [ $houdini_bin -eq 0 ]; then
  66         log -pe -thoudini "houdini$1 enabling failed!"
  67 else
  68         log -pi -thoudini "houdini$1 enabled"
  69 fi
  70
  71 exit 0