#!/sbin/sh
##########################################################################################
#
# NanoDroid Patcher (Haystack Frontend)
# by Nanolx
#
##########################################################################################

VERSION=23.1.1.20210116
MAGISKBASE=/data/adb
MODID=NanoDroid_Patcher

TMPDIR=/dev/tmp/install

PATCHER_ADDOND_DATA=/system/addon.d/nanodroid_patcher

##########################################################################################
# Generic Functions
##########################################################################################

show_banner () {
	ui_print " "
	ui_print "********************************"
	ui_print " NanoDroid                      "
	ui_print " Framework Patcher              "
	ui_print " Powered by DexPatcher          "
	ui_print " ${VERSION}                     "
	ui_print "********************************"
	ui_print " "
}

ui_print() {
	${BOOTMODE} && echo "${1}" || \
		echo -e "ui_print ${1}\nui_print" >> /proc/self/fd/${OUTFD}
}

is_mounted () {
	grep -q " $(readlink -f ${1}) " /proc/mounts 2>/dev/null
	return $?
}

# taken from Magisk, with modifications for NanoDroid
mount_apex_loop () {
	local number=0
	local minorx=1
	local loop

	[ -e /dev/block/loop1 ] && minorx=$(stat -Lc '%T' /dev/block/loop1)

	apex_mount="${1}"

	while [ ${number} -lt 64 ]; do
		loop=/dev/block/loop${number}
		[ -e ${loop} ] || mknod ${loop} b 7 $((number * minorx))

		if losetup "${loop}" /apex/apex_payload.img 2>/dev/null; then
			if mount -text4 -oro,noatime "${loop}" "${apex_mount}"; then
				rm -f /apex/apex_payload.img
				break
			fi
		fi

		number=$((number + 1))
	done
}

# taken from Magisk, with modifications for NanoDroid
mount_apex () {
	mkdir -p /apex

	APEX_LD=""

	for apex in /system/apex/*; do
		apex_mount="/apex/$(basename ${apex} .apex)"
		apex_loop="/dev/loop_apex_$(basename ${apex} .apex)"

		[ "${apex_mount}" == /apex/com.android.runtime.release ] && apex_mount=/apex/com.android.runtime
		[ "${apex_mount}" == /apex/com.android.runtime.debug ] && apex_mount=/apex/com.android.runtime
		[ "${apex_mount}" == /apex/com.android.art.release ] && apex_mount=/apex/com.android.art
		[ "${apex_mount}" == /apex/com.android.art.debug ] && apex_mount=/apex/com.android.art

		APEX_LD="${apex_mount}/lib:${APEX_LD}"
		APEX_LD_64="${apex_mount}/lib64:${APEX_LD_64}"

		mkdir -p "${apex_mount}"

		if [ -f "${apex}" ]; then
			unzip -oq "${apex}" apex_payload.img -d /apex
			mount_apex_loop "${apex_mount}" || error "APEX loop setup failed!"
		elif [ -d "${apex}" ]; then
			mount -o bind "${apex}" "${apex_mount}"
		fi
	done

	echo " INFO: #10 [APEX [ALL]] $(ls /system/apex/*)"
}

# taken from Magisk, with minor modifications for NanoDroid
toupper() {
	echo "$@" | tr '[:lower:]' '[:upper:]'
}

find_block () {
	local block tmp partname devname device

	block=${1}${SLOT}
	device=$(find /dev/block \( -type b -o -type c -o -type l \) -name ${block} | head -n 1)

	if [ ! -z ${device} ]; then
		readlink -f ${device}
		return 0
	fi

	for uevent in /sys/dev/block/*/uevent; do
		partname=$(awk -F= '/PARTNAME/{print $2}' ${uevent})
		devname=$(awk -F= '/DEVNAME/{print $2}' ${uevent})
		if [ "$(toupper ${block})" = "$(toupper ${partname})" ]; then
			echo /dev/block/${devname}
			return 0
		fi
	done

	device=$(find /dev \( -type b -o -type c -o -type l \) -maxdepth 1 -iname ${block} | head -n 1)
	if [ ! -z ${device} ]; then
		readlink -f ${device}
		return 0
	fi

	return 1

}

mount_partitions () {
	if ! ${BOOTMODE}; then
		VENDOR_COMPAT=FALSE
		SYSTEM_AS_ROOT=FALSE

		SLOT=$(grep_cmdline androidboot.slot_suffix)
		if [ -z ${SLOT} ]; then
			SLOT=$(grep_cmdline androidboot.slot)
			[ -z ${SLOT} ] || SLOT=_${SLOT}
		fi
		[ -z ${SLOT} ] && DEVICE_AB=FALSE || DEVICE_AB=TRUE
		decho " INFO: #1 [SLOT] ${SLOT}"

		is_mounted /data || mount /data || decho "failed to mount /data!"

		mount -o bind /dev/urandom /dev/random

		SYSTEM_BLOCK=$(find_block system)
		decho " INFO: #5 [SYSTEM_BLOCK] ${SYSTEM_BLOCK}"

		if is_mounted /system_root; then
			umount /system 2&>/dev/null
			umount /system_root 2&>/dev/null
		fi

		mkdir -p /system /system_root
		mount -o rw ${SYSTEM_BLOCK} /system

		if [ -f /system/build.prop ]; then
			SYSTEM=/system
		elif [ -f /system/system/build.prop -o -f /system/init -o -L /system/init ]; then
			SYSTEM_AS_ROOT=true
			SYSTEM=/system/system
			if ! mount --move /system /system_root; then
				umount /system
				umount -l /system
				mount -o rw ${SYSTEM_BLOCK} /system_root
			fi
			mount -o bind /system_root/system /system
		fi

		VENDOR_BLOCK=$(find_block vendor)
		echo " INFO: #7 [VENDOR_BLOCK] ${VENDOR_BLOCK}"

		! is_mounted /vendor && mount -o ro /vendor
		! is_mounted /vendor && mount -o ro ${VENDOR_BLOCK} /vendor

		if [[ ! $(is_mounted /vendor) && -d /system/vendor ]]; then
			### XXX work-around required for some devices
			VENDOR_COMPAT=TRUE
			ln -sf /system/vendor /vendor >/dev/null
		fi

		echo " "
		mount | sed -e '/magisk/d' | awk '{print $1 " on " $3 " params: " $6}'
		echo " "

		echo " INFO: #8 [prop]"
		ls -l /system/*.prop

		[ -d /system/apex ] && mount_apex
	fi

	[ ! -f /system/build.prop ] && error "failed to mount /system (unsupported A/B device?)"

	if [ -d /apex/com.android.art ]; then
		export ANDROID_ART_ROOT=/apex/com.android.art
		export ANDROID_RUNTIME_ROOT=${ANDROID_ART_ROOT}
	elif [ -d /apex/com.android.runtime ]; then
		export ANDROID_RUNTIME_ROOT=/apex/com.android.runtime
	fi

	export ANDROID_TZDATA_ROOT=/apex/com.android.tzdata
	export ANDROID_I18N_ROOT=/apex/com.android.i18n
}

umount_partitions () {
	umount -l /system_root 2>/dev/null
	umount -l /system 2>/dev/null
	umount -l /vendor 2>/dev/null
	umount -l /dev/random 2>/dev/null

	mount | awk '/ \/apex/{print $1 " " $3}' | while read apex_loop apex_mount; do
		umount -l "${apex_mount}" 2>/dev/null
		losetup -d "${apex_loop}" 2>/dev/null
	done

	unset ANDROID_RUNTIME_ROOT
	unset ANDROID_ART_ROOT
	unset ANDROID_TZDATA_ROOT
	unset BOOTCLASSPATH

	rm -rf /apex
}

error () {
	ui_print " "
	ui_print " !! ${@}"
	ui_print " "

	${BOOTMODE} || umount_partitions

	exit 1
}

set_perm () {
	chown ${2}:${3} ${1} || error "failed change owner for ${1}"
	chmod ${4} ${1} || error "failed to change mode for ${1}"

	if [ -n "${5}" ]; then
		chcon ${5} ${1} 2>/dev/null
	else	chcon 'u:object_r:system_file:s0' ${1} 2>/dev/null
	fi
}

set_perm_recursive() {
	find ${1} -type d 2>/dev/null | while read dir; do
		set_perm ${dir} ${2} ${3} ${4} ${6}
	done
	find ${1} -type f 2>/dev/null | while read file; do
		set_perm ${file} ${2} ${3} ${5} ${6}
	done
}

set_perm_data () {
	if [ "${1}" = "-r" ]; then
		echo "    perm: data [recursive] {${2}}"
		set_perm_recursive ${2} 0 0 0755 0644
	else
		echo "    perm: data [single] {${1}}"
		set_perm ${1} 0 0 0644
	fi
}

##########################################################################################
# Device Functions
##########################################################################################

detect_outfd () {
	if [ -z $OUTFD ] || readlink /proc/$$/fd/$OUTFD | grep -q /tmp; then
		# We will have to manually find out OUTFD
		for FD in `ls /proc/$$/fd`; do
			if readlink /proc/$$/fd/$FD | grep -q pipe; then
				if ps | grep -v grep | grep -q " 3 $FD "; then
					OUTFD=$FD
					break
				fi
			fi
		done
	fi
}

detect_mode () {
	MODE=SYSTEM
	[ -f /data/adb/magisk/util_functions.sh ] && MODE=MAGISK

	ui_print " > installation mode: ${MODE}"
	ui_print " "
}

detect_bootmode () {
	[ -z $BOOTMODE ] && ps | grep zygote | grep -qv grep && BOOTMODE=true
	[ -z $BOOTMODE ] && ps -A 2>/dev/null | grep zygote | grep -qv grep && BOOTMODE=true
	[ -z $BOOTMODE ] && BOOTMODE=false
}

grep_prop() {
	sed -n "s/^${1}=//p" /system/build.prop ${2} | head -n 1
}

grep_cmdline() {
	local REGEX="s/^${1}=//p"
	sed -E 's/ +/\n/g' /proc/cmdline | \
		sed -n "${REGEX}" 2>/dev/null
}

detect_odex () {
	SERVICES_JAR_DEX=$(unzip -lq /system/framework/services.jar | grep classes.dex)

	if [ -n "$(find '/system/framework/' -name 'services.vdex')" ]; then
		ROM_DEX_STATUS=VDEX
	elif [ -n "$(find '/system/framework/' -name 'services.odex')" ]; then
		ROM_DEX_STATUS=ODEX
	else	ROM_DEX_STATUS=UNKOWN
	fi

	[ "${SERVICES_JAR_DEX}" ] && ROM_DEX_STATUS=DEODEX

	ui_print "   "
	ui_print " ++"
	ui_print " ++ services.jar status: ${ROM_DEX_STATUS}"
	ui_print " ++"

	[ "${SDK_VERSION}" -gt 27 -a "${ROM_DEX_STATUS}" != "DEODEX" ] && \
		error "Android 9 or newer is only supported on de-odexed ROMs currently"
}

##########################################################################################
# Setup Busybox
##########################################################################################

setup_busybox () {
	case $(uname -m) in
		arm* | aarch* )	local bb_arch=arm ;;
		x86* )	local bb_arch=x86 ;;
		*    ) error "arch \"$(uname -m)\" is not supported"
	esac

	if [ -f ${TMPDIR}/busybox.${bb_arch} ]; then
		BUSY=${TMPDIR}/busybox.${bb_arch}
	else	BUSY=${BASEDIR}/busybox.${bb_arch}
	fi

	chmod 0755 ${BUSY}

	rm -rf ${BASEDIR}/busybox
	mkdir -p ${BASEDIR}/busybox

	ln -sf ${BUSY} ${BASEDIR}/busybox/busybox
	${BUSY} --install -s ${BASEDIR}/busybox/

	export PATH="${BASEDIR}/busybox:/system/bin:/system/xbin"
}

detect_arch () {
	ABI=$(grep_prop ro.product.cpu.abi | cut -c-3)
	ABI2=$(grep_prop ro.product.cpu.abi2 | cut -c-3)
	ABILONG=$(grep_prop ro.product.cpu.abi)

	ARCH=arm

	[ "$ABI" = "x86" ] && ARCH=x86
	[ "$ABI2" = "x86" ] && ARCH=x86
	[ "$ABILONG" = "arm64-v8a" ] && ARCH=arm64
	[ "$ABILONG" = "x86_64" ] && ARCH=x86_64

	case ${ARCH} in
		arm | arm64 )
				ZIPB=${BASEDIR}/zip.arm
				FILE=${BASEDIR}/file.arm
		;;
		x86 | x86_64 )
				ZIPB=${BASEDIR}/zip.x86
				FILE=${BASEDIR}/file.x86
		;;
	esac

	V_EX=${BASEDIR}/vdexExtractor.${ARCH}

	DALVIKVM_ARCH=$("${FILE}" -m "${BASEDIR}/magic.mgc" -L /system/bin/dalvikvm)

	case ${DALVIKVM_ARCH} in
		*32-bit* )
			export LD_LIBRARY_PATH="/system/lib:/vendor/lib:/system/vendor/lib:/product/lib:/system/product/lib:${APEX_LD}"
		;;

		*64-bit* )
			export LD_LIBRARY_PATH="/system/lib64:/vendor/lib64:/system/vendor/lib64:/product/lib64:/system/product/lib64:${APEX_LD_64}"
		;;
	esac

	if [ -f ${ANDROID_RUNTIME_ROOT}/etc/ld.config.txt ]; then
		export LD_CONFIG_FILE="${ANDROID_RUNTIME_ROOT}/etc/ld.config.txt"
	elif [ -f ${ANDROID_RUNTIME_ROOT}/etc/ld.config.${SDK_VERSION}.txt ]; then
		export LD_CONFIG_FILE="${ANDROID_RUNTIME_ROOT}/etc/ld.config.${SDK_VERSION}.txt"
	fi

	unset LD_PRELOAD

	echo " *** LD_CONFIG_FILE=${LD_CONFIG_FILE}"
	ui_print " > device architecture: ${ARCH}"
}

detect_sdk () {
	SDK_VERSION=$(grep_prop ro.build.version.sdk)

	[ "${SDK_VERSION}" -gt 30 ] && \
		error "Android versions beyond Android 11 are not yet supported"

	[ "${SDK_VERSION}" -lt 16 ] && \
		error "Android versions before Jelly Bean are not supported"

	if [ "${SDK_VERSION}" -gt 25 ]; then
		BAKSMALI="${BASEDIR}/baksmali_26.dex"
		SMALI="${BASEDIR}/smali_26.dex"
	elif [ "${SDK_VERSION}" -gt 23 ]; then
		BAKSMALI="${BASEDIR}/baksmali_24.dex"
		SMALI="${BASEDIR}/smali_24.dex"
	else
		BAKSMALI="${BASEDIR}/baksmali_19.dex"
		SMALI="${BASEDIR}/smali_19.dex"
	fi

	if [ "${SDK_VERSION}" -gt 25 ]; then
		DEXPATCHER="${BASEDIR}/dexpatcher_26.dex"
	else	DEXPATCHER="${BASEDIR}/dexpatcher_19.dex"
	fi

	PATCH_CORE="${BASEDIR}/core_services.jar.dex"

	if [ "${SDK_VERSION}" -lt 24 ]; then
		ui_print " > Android 4.1 - 6.0 (SDK ${SDK_VERSION}) detected"
		PATCH_HOOK="${BASEDIR}/hook_4.1-6.0_services.jar.dex"
	else
		ui_print " > Android 7.0 - 10.0 (SDK ${SDK_VERSION}) detected"
		PATCH_HOOK="${BASEDIR}/hook_7.0-10.0_services.jar.dex"
	fi

	[ "${SDK_VERSION}" -gt 21 ] && DEX_OPTS="--multi-dex-threaded"
}

##########################################################################################
# check if ROM has native fake signature spoofing support
# origingally by @ale5000 - revised by me
##########################################################################################

check_fake_package_signature () {
	PERMISSION=android.permission.FAKE_PACKAGE_SIGNATURE
	PERMISSION_OD=$(echo -n "${PERMISSION}" | od -A n -t x1 | tr -d '\n' | sed -e 's/^ //g;s/ /00/g')
	PATCH_TYPE=""
	FRAMEWORKRES_PATCH=false
	SERVICESJAR_PATCH=false

	mkdir -p ${TMPDIR}/sigcheck

	# natively patched ROM: only framework-res.apk patched (old)
	# natively patched ROM: both framework-res.apk and services.jar patched (new)
	# self patched ROM: only services.jar patched

	# check framework-res.apk for the patch
	unzip -oq /system/framework/framework-res.apk -d "${TMPDIR}/sigcheck" \
		|| error "failed to unpack framework-res.apk"

	grep -qF "${PERMISSION}" "${TMPDIR}"/sigcheck/AndroidManifest.xml && FRAMEWORKRES_PATCH=true
	od -A n -t x1 "${TMPDIR}"/sigcheck/AndroidManifest.xml | tr -d ' \n' | grep -qF "${PERMISSION_OD}" && FRAMEWORKRES_PATCH=true

	# check services.jar for the patch
	unzip -oq /system/framework/services.jar -d "${TMPDIR}/sigcheck" \
		|| error "failed to unpack services.jar"

	grep -qF "${PERMISSION}" "${TMPDIR}"/sigcheck/*.dex && SERVICESJAR_PATCH=true
	od -A n -t x1 "${TMPDIR}"/sigcheck/*.dex | tr -d ' \n' | grep -qF "${PERMISSION_OD}" && SERVICESJAR_PATCH=true

	# we don't use this anywhere (except in SysTest log),
	# but may still come in hand in the future
	if ${FRAMEWORKRES_PATCH} && ! ${SERVICESJAR_PATCH}; then
		PATCH_TYPE="native_old"
	elif ${FRAMEWORKRES_PATCH} && ${SERVICESJAR_PATCH}; then
		PATCH_TYPE="native_new"
	elif ! ${FRAMEWORKRES_PATCH} && ${SERVICESJAR_PATCH}; then
		PATCH_TYPE="self_patched"
	fi

	[ -n "${PATCH_TYPE}" ] && return 0 || return 1
}

##########################################################################################
# Patcher Functions
##########################################################################################

setup_patcher () {
	ui_print " > preparing environment"

	rm -rf ${TMPDIR}
	mkdir -p ${TMPDIR}

	unzip -oq "${ZIP}" -d ${TMPDIR} || \
		error "failed to prepare environment"

	BASEDIR="${TMPDIR}/dexpatcher"

	for bin in zip.arm zip.x86 \
		vdexExtractor.arm vdexExtractor.x86 \
		vdexExtractor.arm64 vdexExtractor.x86_64 \
		file.arm file.x86; do
		chmod 0755 "${BASEDIR}/${bin}" || \
			error "failed to prepare environment"
	done

}

call_dalvikvm  () {
	if [ -z "${ND_BOOTCLASSPATH}" ]; then
		DALVIKVM_OPTS=""

		if ! ${BOOTMODE}; then
			for jar in /system/framework/*.jar; do
				ND_BOOTCLASSPATH="${jar}:${ND_BOOTCLASSPATH}"
			done

			for jar in /apex/*/javalib/*.jar; do
				ND_BOOTCLASSPATH="${jar}:${ND_BOOTCLASSPATH}"
			done

			export BOOTCLASSPATH=${ND_BOOTCLASSPATH}
		fi

		supported_opts=$(/system/bin/dalvikvm --help 2>&1)

		echo "${supported_opts}" | grep -q "\[no\]image-dex2oat" && DALVIKVM_OPTS="${DALVIKVM_OPTS} -Xnoimage-dex2oat"
		echo "${supported_opts}" | grep -q "verbose:.*gc" && DALVIKVM_OPTS="${DALVIKVM_OPTS} -verbose:gc"
		echo "${supported_opts}" | grep -q "verbose:.*jit" && DALVIKVM_OPTS="${DALVIKVM_OPTS} -verbose:jit"
		echo "${supported_opts}" | grep -q "verbose:.*jni" && DALVIKVM_OPTS="${DALVIKVM_OPTS} -verbose:jni"
		echo "${supported_opts}" | grep -q "verbose:.*class" && DALVIKVM_OPTS="${DALVIKVM_OPTS} -verbose:class"

		echo " *** BOOTCLASSPATH=${BOOTCLASSPATH}"
		echo " *** DALVIKVM_OPTS=${DALVIKVM_OPTS}"
	fi

	/system/bin/dalvikvm -Xnoimage-dex2oat ${DALVIKVM_OPTS} "${@}"
}

deodex_vdex () {
	ui_print " >> deodexing services.jar [VDEX]"

	cp /system/framework/oat/${ARCH}/services.vdex \
		${BASEDIR}/services.vdex || \
		error "failed to copy services.vdex"

	${V_EX} -i ${BASEDIR}/services.vdex \
		--ignore-crc-error --debug=4 || \
		error "failed to deodex services.vdex"

	mv ${BASEDIR}/services.apk_classes.dex ${BASEDIR}/classes.dex || \
		error "failed to deodex services.vdex"

	${ZIPB} -j "${BASEDIR}/services.jar" \
		"${BASEDIR}/classes.dex" || \
		error "zip failed"
}

deodex_odex () {
	ui_print " >> deodexing services.jar [ODEX]"

	cp "/system/framework/oat/${ARCH}/services.odex" "${BASEDIR}"

	# baksmali/smali options switches (version dependent)
	if [ "${SDK_VERSION}" -lt 24 ]; then
		MAIN=main
		DEODEX="-x"
		ASSEMBLE=
		BOOTCLASSPATH="-c"
	else
		MAIN=Main
		DEODEX="x"
		ASSEMBLE="a"
		BOOTCLASSPATH="-b"
		CLASSPATHDIR="-d"
	fi

	ui_print "   [1] baksmali services.odex"

	call_dalvikvm  \
		-classpath "${BAKSMALI}" \
		org.jf.baksmali.${MAIN} \
		${DEODEX} \
		${BOOTCLASSPATH} "/system/framework/${ARCH}/boot.oat" \
		${CLASSPATHDIR} "/system/framework/${ARCH}" \
		${CLASSPATHDIR} "/system/framework" \
		-o "${BASEDIR}/services.jar-deodex" \
		"${BASEDIR}/services.odex" || \
		  error "failed to deodex services.jar"

	ui_print "   [2] smali services.odex"

	call_dalvikvm  \
		-classpath "${SMALI}" \
		org.jf.smali.${MAIN} \
		${ASSEMBLE} \
		-o "${BASEDIR}/services.jar-deodex/classes.dex" \
		"${BASEDIR}/services.jar-deodex" || \
		  error "failed to rebuild classes.dex"

	${ZIPB} -j "${BASEDIR}/services.jar" \
		"${BASEDIR}/services.jar-deodex"/classes*.dex || \
			error "zip failed"

	rm -rf "${BASEDIR}/services.jar-deodex"
}

patch_services () {
	ui_print " "
	ui_print " > patching signature spoofing support"
	ui_print " "

	cp /system/framework/services.jar \
		${BASEDIR}/services.jar || \
		error "failed to copy services.jar"

	if [ "${ROM_DEX_STATUS}" = "VDEX" ]; then
		deodex_vdex
	elif [ "${ROM_DEX_STATUS}" = "ODEX" ]; then
		deodex_odex
	fi

	mkdir -p "${BASEDIR}/services.jar-mod"

	PATCHES="${PATCH_HOOK} ${PATCH_CORE}"

	ui_print " >> patching services.jar"

	call_dalvikvm  \
		-classpath "${DEXPATCHER}" \
		lanchon.dexpatcher.Main \
		${DEX_OPTS} --api-level "${SDK_VERSION}" \
		--verbose --debug \
		--output ${BASEDIR}/services.jar-mod \
		${BASEDIR}/services.jar ${PATCHES} || \
			error "failed to apply patches"

	${ZIPB} -d "${BASEDIR}/services.jar" \
		'classes*.dex' || \
			error "zip failed"

	${ZIPB} -j "${BASEDIR}/services.jar" \
		"${BASEDIR}/services.jar-mod"/classes*.dex || \
			error "zip failed"
}

install_services () {
	install_path=""
	ui_print " "

	if [ "${MODE}" = "MAGISK" ]; then
		if [ -d "${MAGISKBASE}/modules/${MODID}" ]; then
			install_path="${MAGISKBASE}/modules_update/${MODID}"
		else
			install_path="${MAGISKBASE}/modules/${MODID}"
		fi
	fi

	ui_print " << installing patched files to: ${install_path}"

	mkdir -p "${install_path}/system/framework"
	cp ${BASEDIR}/services.jar "${install_path}/system/framework/" \
		|| error "failed to install services.jar"
	set_perm_data "${install_path}/system/framework/services.jar"

	cp "${BASEDIR}/org.spoofing.apk" "${install_path}/system/framework/"
	set_perm_data "${install_path}/system/framework/org.spoofing.apk"

	if [ "${MODE}" = "MAGISK" ]; then
		cp -af "${BASEDIR}/module.prop" "${install_path}"

		if ${BOOTMODE}; then
			touch "${MAGISKBASE}/modules/${MODID}/update" 2>/dev/null
			cp -af "${BASEDIR}/module.prop" "${MAGISKBASE}/${MODID}/module.prop" 2>/dev/null
		fi
	fi
}

##########################################################################################
# addon.d
##########################################################################################

install_addond () {
	ui_print " "
	ui_print " Installing addon.d restoration setup"

	rm -rf ${PATCHER_ADDOND_DATA}
	mkdir -p ${PATCHER_ADDOND_DATA}

	for file in core_services.jar.dex dexpatcher_19.dex dexpatcher_26.dex \
		hook_4.1-6.0_services.jar.dex hook_7.0-10.0_services.jar.dex \
		baksmali_19.dex baksmali_24.dex baksmali_26.dex \
		smali_19.dex smali_24.dex smali_26.dex \
		magic.mgc org.spoofing.apk; do
		cp "${BASEDIR}/${file}" ${PATCHER_ADDOND_DATA}/
	done

	cp /dev/tmp/CommonPatcher ${PATCHER_ADDOND_DATA}/

	for file in ${ZIPB} ${V_EX} ${BUSY} ${FILE}; do
		cp ${file} ${PATCHER_ADDOND_DATA}/
		chmod 0755 ${PATCHER_ADDOND_DATA}/$(basename "${file}")
	done

	cp "${BASEDIR}/70-nanodroidpatcher.sh" /system/addon.d/
	chmod 0755 /system/addon.d/70-nanodroidpatcher.sh
}