This is already done by get_partitions.
Signed-off-by: Tomasz Maciej Nowak <tmn505@gmail.com>
[add "redundant" to title]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
REQUIRE_IMAGE_METADATA=1
-get_magic_at() {
- local pos="$2"
- get_image "$1" | dd bs=1 count=2 skip="$pos" 2>/dev/null | hexdump -v -n 2 -e '1/1 "%02x"'
-}
-
platform_check_image() {
local diskdev partdev diff
[ "$#" -gt 1 ] && return 1
- case "$(get_magic_at "$1" 510)" in
- 55aa) ;;
- *)
- echo "Failed to verify MBR boot signature."
- return 1
- ;;
- esac
-
export_bootdevice && export_partdevice diskdev 0 || {
echo "Unable to determine upgrade device"
return 1