base-files: add function to get binary mac from file

Add a fucntion to get the a binary mac address from file. Use the new
function for mtd_get_mac_binary() to limit duplicate code.

Signed-off-by: Mathias Kresin <dev@kresin.me>
This commit is contained in:
Mathias Kresin 2018-01-26 22:54:06 +01:00
parent 87c42101cf
commit 64fef8f901

View file

@ -1,5 +1,17 @@
# Copyright (C) 2006-2013 OpenWrt.org
get_mac_binary() {
local path="$1"
local offset="$2"
if [ -z "$path" ]; then
echo "get_mac_binary: file $path not found!" >&2
return
fi
hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' $path 2>/dev/null
}
find_mtd_chardev() {
local INDEX=$(find_mtd_index "$1")
local PREFIX=/dev/mtd
@ -33,12 +45,7 @@ mtd_get_mac_binary() {
local part
part=$(find_mtd_part "$mtdname")
if [ -z "$part" ]; then
echo "mtd_get_mac_binary: partition $mtdname not found!" >&2
return
fi
hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' $part 2>/dev/null
get_mac_binary "$part" "$offset"
}
mtd_get_mac_binary_ubi() {