diff options
Diffstat (limited to 'package/base-files/files/lib')
| -rw-r--r-- | package/base-files/files/lib/functions/system.sh | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/package/base-files/files/lib/functions/system.sh b/package/base-files/files/lib/functions/system.sh index f3c901ff79..80e417182a 100644 --- a/package/base-files/files/lib/functions/system.sh +++ b/package/base-files/files/lib/functions/system.sh @@ -174,6 +174,18 @@ macaddr_setbit_la() { macaddr_setbit $1 7 } +macaddr_unsetbit_mc() { + local mac=$1 + + printf "%02x:%s" $((0x${mac%%:*} & ~0x01)) ${mac#*:} +} + +macaddr_random() { + local randsrc=$(get_mac_binary /dev/urandom 0) + + echo "$(macaddr_unsetbit_mc "$(macaddr_setbit_la "${randsrc}")")" +} + macaddr_2bin() { local mac=$1 |