ath79: add support for TP-Link Deco S4

[openwrt/staging/wigyori.git] / package / base-files / files / lib / functions / system.sh

diff --git a/package/base-files/files/lib/functions/system.sh b/package/base-files/files/lib/functions/system.sh
index c17354d9457920fe71dc6887d56fd07e8bd0214d..22eb00c5155e9f287671b1ff82151fdf8c8394c8 100644 (file)
--- a/package/base-files/files/lib/functions/system.sh
+++ b/package/base-files/files/lib/functions/system.sh
@@ -110,6 +110,25 @@ mtd_get_mac_encrypted_arcadyan() {
        [ -n "$mac_dirty" ] && macaddr_canonicalize "$mac_dirty"
 }
 
+mtd_get_mac_encrypted_deco() {
+       local mtdname="$1"
+
+       if ! [ -e "$mtdname" ]; then
+               echo "mtd_get_mac_encrypted_deco: file $mtdname not found!" >&2
+               return
+       fi
+
+       tplink_key="3336303032384339"
+
+       key=$(dd if=$mtdname bs=1 skip=16 count=8 2>/dev/null | \
+               uencrypt -n -d -k $tplink_key -c des-ecb | hexdump -v -n 8 -e '1/1 "%02x"')
+
+       macaddr=$(dd if=$mtdname bs=1 skip=32 count=8 2>/dev/null | \
+               uencrypt -n -d -k $key -c des-ecb | hexdump -v -n 6 -e '5/1 "%02x:" 1/1 "%02x"')
+
+       echo $macaddr
+}
+
 mtd_get_mac_text() {
        local mtdname=$1
        local offset=$(($2))