device_phh_treble/twrp/twrp.sh
2018-12-09 23:24:26 +01:00

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#!/system/bin/sh
if [ -z "$cache_log" ];then
if [ -f /cache/phh/flash ];then
rm -f /cache/phh/flash
else
exit 0
fi
cache_log=1 exec /system/bin/sh -x "$0" > /cache/phh/logs 2>&1
fi
#init.rc hooks are based on "0" (non-configfs) or "1" (configfs), so set it to 2 so that noone is triggered
if [ -z "$nosystem" ];then
configfs="$(getprop sys.usb.configfs)"
export configfs
setprop sys.usb.configfs 2
setprop service.adb.tcp.port 5555
mount -o private,recursive rootfs /
mkdir /dev/new-system/
chmod 0755 /dev/new-system
mkdir /dev/old-system
cp -R --preserve=all /system/lib64 /dev/new-system/lib64
cp -R --preserve=all /system/lib /dev/new-system/lib
cp -R --preserve=all /system/bin /dev/new-system/bin
cp -R --preserve=all /system/xbin /dev/new-system/xbin
cp -R --preserve=all /system/etc /dev/new-system/etc
getprop | \
grep -e restarting -e running | \
sed -nE -e 's/\[([^]]*).*/\1/g' -e 's/init.svc.(.*)/\1/p' |
while read svc ;do
setprop ctl.stop $svc
done
setenforce 0
umount /sbin/adbd
mount -o move /system /dev/old-system
/dev/new-system/bin/busybox_phh mount -o bind /dev/new-system /system
nosystem=1 exec /system/bin/sh -x "$0"
fi
umount /dev/old-system
setprop service.adb.root 1
if [ "$configfs" == 1 ];then
mount -t configfs none /config
rm -Rf /config/usb_gadget
mkdir -p /config/usb_gadget/g1
echo 0x12d1 > /config/usb_gadget/g1/idVendor
echo 0x103A > /config/usb_gadget/g1/idProduct
mkdir -p /config/usb_gadget/g1/strings/0x409
echo phh > /config/usb_gadget/g1/strings/0x409/serialnumber
echo phh > /config/usb_gadget/g1/strings/0x409/manufacturer
echo phh > /config/usb_gadget/g1/strings/0x409/product
mkdir /config/usb_gadget/g1/functions/ffs.adb
mkdir /config/usb_gadget/g1/functions/mtp.gs0
mkdir /config/usb_gadget/g1/functions/ptp.gs1
mkdir /config/usb_gadget/g1/configs/c.1/
mkdir /config/usb_gadget/g1/configs/c.1/strings/0x409
echo 'ADB MTP' > /config/usb_gadget/g1/configs/c.1/strings/0x409/configuration
mkdir /dev/usb-ffs
chmod 0770 /dev/usb-ffs
chown shell:shell /dev/usb-ffs
mkdir /dev/usb-ffs/adb/
chmod 0770 /dev/usb-ffs/adb
chown shell:shell /dev/usb-ffs/adb
mount -t functionfs -o uid=2000,gid=2000 adb /dev/usb-ffs/adb
/dev/new-system/bin/adbd &
sleep 1
echo none > /config/usb_gadget/g1/UDC
ln -s /config/usb_gadget/g1/functions/ffs.adb /config/usb_gadget/g1/configs/c.1/f1
echo ff100000.dwc3 > /config/usb_gadget/g1/UDC
sleep 2
echo 2 > /sys/devices/virtual/android_usb/android0/port_mode
else
mkdir /dev/usb-ffs
chmod 0770 /dev/usb-ffs
chown shell:shell /dev/usb-ffs
mkdir /dev/usb-ffs/adb/
chmod 0770 /dev/usb-ffs/adb
chown shell:shell /dev/usb-ffs/adb
mount -t functionfs -o uid=2000,gid=2000 adb /dev/usb-ffs/adb
echo adb > /sys/class/android_usb/android0/f_ffs/aliases
setprop sys.usb.config adb
echo 0 > /sys/class/android_usb/android0/enable
echo 18d1 > /sys/class/android_usb/android0/idVendor
echo 4EE7 > /sys/class/android_usb/android0/idProduct 4EE7
echo adb > /sys/class/android_usb/android0/functions
getprop ro.boot.serialno |tr -d '\n' |cat > /sys/class/android_usb/android0/iSerial
echo phh > /sys/class/android_usb/android0/iManufacturer
echo phh > /sys/class/android_usb/android0/iProduct
echo 1 > /sys/class/android_usb/android0/enable
/dev/new-system/bin/adbd &
fi
death() {
sleep 180
reboot
}
dev="$(sed -n 1p /cache/phh/block.map)"
devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)userdata;\1;p')"
[ -z "$devbase" ] && devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)data;\1;p')"
[ -z "$devbase" ] && devbase="$(echo $dev | sed -nE 's;(/dev/block/.*/)USERDATA;\1;p')"
for i in system system_a SYSTEM;do
v="$devbase/$i"
[ -b "$v" ] && system="$v"
done
#Failed...
[ -z "$system" ] && death
blockdev --setrw "$system"
for method in xz-sparse sparse raw;do
(
size="$(sed -En '2s/^([0-9]+) .*/\1/p' /cache/phh/block.map)"
block_size="$(sed -En '2s/.* ([0-9]*)$/\1/p' /cache/phh/block.map)"
n_ranges="$(sed -n 3p /cache/phh/block.map)"
block_id=0
for i in $(seq 1 $n_ranges);do
range_start="$(sed -En $((i+3))'s/^([0-9]+) .*/\1/p' /cache/phh/block.map)"
range_end="$(sed -En $((i+3))'s/^.* ([0-9]+)$/\1/p' /cache/phh/block.map)"
n_blocks=$((range_end-range_start))
busybox_phh dd bs=$block_size skip=$range_start count=$n_blocks if=$dev
block_id=$((block_id+n_blocks))
done
) | (
set -e
if [ "$method" == xz-sparse ];then
busybox_phh xz -d -c | simg2img_simple > $system
elif [ "$method" == sparse ];then
simg2img_simple > $system
elif [ "$method" == raw ];then
cat > $system
fi
) && break
done
sync
reboot