#!/bin/bash -e

# Hooks

usage_hook()
{
	usage_oneline "misc" "pack misc image"
}

clean_hook()
{
	rm -rf "$RK_FIRMWARE_DIR/misc.img" "$RK_OUTDIR/misc.img"
}

BUILD_CMDS="misc"
build_hook()
{
	DST="$RK_FIRMWARE_DIR/misc.img"
	MISC_IMG="$RK_OUTDIR/misc.img"
	rm -f "$DST" "$MISC_IMG"

	check_config RK_MISC || false

	if [ -z "$(rk_partition_size misc)" ]; then
		notice "Misc ignored"
		return 0
	fi

	# The old windows tools don't accept misc > 64K
	truncate -s 48k "$MISC_IMG"

	if [ "$RK_MISC_BLANK" ]; then
		notice "Generated blank misc image"
	elif [ "$RK_MISC_RECOVERY" ]; then
		echo -n "boot-recovery" | \
			dd of="$MISC_IMG" bs=1 seek=$((16*1024)) conv=notrunc
		echo -e -n "recovery\n$RK_MISC_RECOVERY_ARG" | \
			dd of="$MISC_IMG" bs=1 seek=$((16*1024+64)) conv=notrunc
		notice "Generated recovery misc with: $RK_MISC_RECOVERY_ARG"
	else
		ln -rvsf "$RK_CHIP_DIR/$RK_MISC_IMG" "$MISC_IMG"
	fi

	if [ "$RK_SECURITY_CHECK_SYSTEM_ENCRYPTION" ]; then
		"$RK_SCRIPTS_DIR/mk-security.sh" misc "$MISC_IMG" "$DST" 64 \
			"$(cat "$RK_SDK_DIR/u-boot/keys/system_enc_key")"
		notice "Done packing $DST with encryption keys"
	else
		ln -rsf "$MISC_IMG" "$DST"
		notice "Done packing $DST"
	fi

	if grep -wq boot-recovery "$DST" && \
		[ -z "$(rk_partition_size recovery)" ]; then
		error "Recovery misc requires recovery partition!"
		return 1
	fi

	finish_build build_misc
}

source "${RK_BUILD_HELPER:-$(dirname "$(realpath "$0")")/build-helper}"

build_hook