diff options
Diffstat (limited to 'package/base-files')
| -rw-r--r-- | package/base-files/files/lib/functions/system.sh | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/package/base-files/files/lib/functions/system.sh b/package/base-files/files/lib/functions/system.sh index 29de2e5dd6..176c10d065 100644 --- a/package/base-files/files/lib/functions/system.sh +++ b/package/base-files/files/lib/functions/system.sh @@ -204,6 +204,14 @@ macaddr_add() { echo $oui:$nic } +macaddr_generate_from_mmc_cid() { + local mmc_dev=$1 + + local sd_hash=$(sha256sum /sys/class/block/$mmc_dev/device/cid) + local mac_base=$(macaddr_canonicalize "$(echo "${sd_hash}" | dd bs=1 count=12 2>/dev/null)") + echo "$(macaddr_unsetbit_mc "$(macaddr_setbit_la "${mac_base}")")" +} + macaddr_geteui() { local mac=$1 local sep=$2 |