1 # Copyright (C) 2006-2013 OpenWrt.org
4 local INDEX=$(find_mtd_index "$1")
7 [ -d /dev/mtd ] && PREFIX=/dev/mtd/
8 echo "${INDEX:+$PREFIX$INDEX}"
18 part=$(find_mtd_part "$mtdname")
19 if [ -z "$part" ]; then
20 echo "mtd_get_mac_ascii: partition $mtdname not found!" >&2
24 mac_dirty=$(strings "$part" | sed -n 's/^'"$key"'=//p')
27 [ -n "$mac_dirty" ] && macaddr_canonicalize "$mac_dirty"
30 mtd_get_mac_binary() {
35 part=$(find_mtd_part "$mtdname")
36 if [ -z "$part" ]; then
37 echo "mtd_get_mac_binary: partition $mtdname not found!" >&2
41 dd bs=1 skip=$offset count=6 if=$part 2>/dev/null | hexdump -v -n 6 -e '5/1 "%02x:" 1/1 "%02x"'
44 mtd_get_mac_binary_ubi() {
48 . /lib/upgrade/nand.sh
50 local ubidev=$(nand_find_ubi $CI_UBIPART)
51 local part=$(nand_find_volume $ubidev $1)
53 if [ -z "$part" ]; then
54 echo "mtd_get_mac_binary: ubi volume $mtdname not found!" >&2
58 hexdump -v -n 6 -s $offset -e '5/1 "%02x:" 1/1 "%02x"' /dev/$part 2>/dev/null
63 local first dev size erasesize name
64 while read dev size erasesize name; do
65 name=${name#'"'}; name=${name%'"'}
66 if [ "$name" = "$part_name" ]; then
76 local oui=${mac%:*:*:*}
77 local nic=${mac#*:*:*:}
79 nic=$(printf "%06x" $((0x${nic//:/} + $val & 0xffffff)) | sed 's/^\(.\{2\}\)\(.\{2\}\)\(.\{2\}\)/\1:\2:\3/')
87 printf "%02x:%s" $((0x${mac%%:*} | 0x02)) ${mac#*:}
94 echo -ne \\x${mac//:/\\x}
97 macaddr_canonicalize()
102 mac=$(echo -n $mac | tr -d \")
103 [ ${#mac} -gt 17 ] && return
104 [ -n "${mac//[a-fA-F0-9\.: -]/}" ] && return
106 for octet in ${mac//[\.:-]/ }; do
114 octet="${octet:0:2} ${octet:2:2}"
117 octet="${octet:0:2} ${octet:2:2} ${octet:4:2} ${octet:6:2} ${octet:8:2} ${octet:10:2}"
123 canon=${canon}${canon:+ }${octet}
126 [ ${#canon} -ne 17 ] && return
128 printf "%02x:%02x:%02x:%02x:%02x:%02x" 0x${canon// / 0x} 2>/dev/null