+tplink_pharos_check_image() {
+ local magic_long="$(get_magic_long "$1")"
+ [ "$magic_long" != "7f454c46" ] && {
+ echo "Invalid image magic '$magic_long'"
+ return 1
+ }
+
+ local model_string="$(tplink_pharos_get_model_string)"
+ local line
+
+ # Here $1 is given to dd directly instead of get_image as otherwise the skip
+ # will take almost a second (as dd can't seek then)
+ #
+ # This will fail if the image isn't local, but that's fine: as the
+ # read loop won't be executed at all, it will return true, so the image
+ # is accepted (loading the first 1.5M of a remote image for this check seems
+ # a bit extreme)
+ dd if="$1" bs=1 skip=1511432 count=1024 2>/dev/null | while read line; do
+ [ "$line" == "$model_string" ] && break
+ done || {
+ echo "Unsupported image (model not in support-list)"
+ return 1
+ }
+
+ return 0
+}
+