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 cd /data/arm
  10 if [ -e /system/lib$1/libhoudini.so ]; then
  11         log -pi -thoudini "found /system/lib$1/libhoudini.so"
  12 elif [ -e /system/etc/houdini$1.sfs ]; then
  13         busybox mount /system/etc/houdini$1.sfs $dest_dir
  14 else
  15         if mountpoint -q $dest_dir; then
  16                 kill -9 `fuser -m $dest_dir`
  17                 umount -f $dest_dir
  18         fi
  19         while ! busybox mount houdini$1.sfs $dest_dir; do
  20                 while [ "$(getprop net.dns1)" = "" ]; do
  21                         sleep 10
  22                 done
  23                 if [ -z "$1" ]; then
  24                         [ "`uname -m`" = "x86_64" ] && url=http://goo.gl/Knnmyl || url=http://goo.gl/JsoX2C
  25                 else
  26                         url=http://goo.gl/n6KtQa
  27                 fi
  28                 busybox wget $url -cO houdini$1.sfs && continue
  29                 rm -f houdini$1.sfs
  30                 sleep 30
  31         done
  32 fi
  33
  34
  35 # if you don't see the files 'register' and 'status' in /proc/sys/fs/binfmt_misc
  36 # then run the following command:
  37 # mount -t binfmt_misc none /proc/sys/fs/binfmt_misc
  38
  39 # this is to add the supported binary formats via binfmt_misc
  40
  41 if [ ! -e $binfmt_misc_dir/register ]; then
  42         mount -t binfmt_misc none $binfmt_misc_dir
  43 fi
  44
  45 cd $binfmt_misc_dir
  46 if [ -e register ]; then
  47         # register Houdini for arm binaries
  48         if [ -z "$1" ]; then
  49                 echo ':arm_exe:M::\\x7f\\x45\\x4c\\x46\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\x28::'"$dest_dir/houdini:P" > register
  50                 echo ':arm_dyn:M::\\x7f\\x45\\x4c\\x46\\x01\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x03\\x00\\x28::'"$dest_dir/houdini:P" > register
  51         else
  52                 echo ':arm64_exe:M::\\x7f\\x45\\x4c\\x46\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02\\x00\\xb7::'"$dest_dir/houdini64:P" > register
  53                 echo ':arm64_dyn:M::\\x7f\\x45\\x4c\\x46\\x02\\x01\\x01\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x03\\x00\\xb7::'"$dest_dir/houdini64:P" > register
  54         fi
  55         if [ -e arm${1}_exe ]; then
  56                 houdini_bin=1
  57         fi
  58 else
  59         log -pe -thoudini "No binfmt_misc support"
  60 fi
  61
  62 if [ $houdini_bin -eq 0 ]; then
  63         log -pe -thoudini "houdini$1 enabling failed!"
  64 else
  65         log -pi -thoudini "houdini$1 enabled"
  66 fi
  67
  68 [ "$(getprop ro.zygote)" = "zygote64_32" -a -z "$1" ] && exec $0 64
  69
  70 exit 0