Update scripts for MagiskBoot

scripts/ramdisk_patch.sh

@@ -0,0 +1,57 @@
+# This file will be sourced by Magisk patch zip, so all variables in the main script should be present
+# However, this file may also be called by SuperSU, so we still have to find our own variables in this case
+
+RAMDISK=$1
+
+if [ -z $MAGISK ]; then
+  TMPDIR=/dev/tmp
+  MAGISKBIN=/data/magisk
+  [ ! -e $MAGISKBIN ] && MAGISKBIN=/cache/data_bin
+  [ ! -e $MAGISKBIN ] && exit 1
+  SYSTEMLIB=/system/lib
+  [ -d /system/lib64 ] && SYSTEMLIB=/system/lib64
+  KEEPVERITY=true
+  KEEPFORCEENCRYPT=true
+fi
+
+cd $TMPDIR
+
+# --cpio-add <incpio> <mode> <entry> <infile>
+cpio_add() {
+  LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-add $RAMDISK $1 $2 $3
+}
+
+# --cpio-extract <incpio> <entry> <outfile>
+cpio_extract() {
+  LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-extract $RAMDISK $1 $2
+}
+
+# --cpio-mkdir <incpio> <mode> <entry>
+cpio_mkdir() {
+  LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-mkdir $RAMDISK $1 $2
+}
+
+# The common patches
+$KEEPVERITY || LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-patch-dmverity $RAMDISK
+$KEEPFORCEENCRYPT || LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/magiskboot --cpio-patch-forceencrypt $RAMDISK
+
+# Add magisk entrypoint
+cpio_extract init.rc init.rc
+grep "import /init.magisk.rc" init.rc >/dev/null || sed -i '1,/.*import.*/s/.*import.*/import \/init.magisk.rc\n&/' init.rc
+sed -i "/selinux.reload_policy/d" init.rc
+cpio_add 750 init.rc init.rc
+
+# sepolicy patches
+cpio_extract sepolicy sepolicy
+LD_LIBRARY_PATH=$SYSTEMLIB $MAGISKBIN/sepolicy-inject --load sepolicy --save sepolicy --minimal
+cpio_add 644 sepolicy sepolicy
+
+# Add new items
+
+cpio_mkdir 755 magisk
+
+cp -af $MAGISKBIN/init.magisk.rc init.magisk.rc
+[ ! -z $SHA1 ] && echo "# STOCKSHA1=$SHA1" >> init.magisk.rc
+cpio_add 750 init.magisk.rc init.magisk.rc
+
+cpio_add 750 sbin/magic_mask.sh $MAGISKBIN/magic_mask.sh