-#!/bin/ash
+#!/bin/sh
+. /etc/nvram.sh
alias debug=${DEBUG:-:}
-# allow env to override nvram
-nvram () {
- if [ -x /usr/sbin/nvram ]; then
- case $1 in
- get) eval "echo \${$2:-\$(command nvram get $2)}";;
- *) command nvram $*;;
- esac
- else
- case $1 in
- get) eval "echo \${$2:-\${DEFAULT_$2}}";;
- *);;
- esac
- fi
-}
-
# valid interface?
if_valid () (
ifconfig "$1" >&- 2>&- ||
[ "${1%%[0-9]}" = "br" ] ||
- {
- [ "${1%%[0-9]}" = "vlan" ] && (
- i=${1#vlan}
- hwname=$(nvram get vlan${i}hwname)
- hwaddr=$(nvram get ${hwname}macaddr)
- [ -z "$hwaddr" ] && return 1
-
- vif=$(ifconfig -a | awk '/^eth.*'$hwaddr'/ {print $1; exit}' IGNORECASE=1)
- debug "# vlan$i => $vif"
-
- $DEBUG ifconfig $vif up
- $DEBUG vconfig add $vif $i 2>&-
- )
- } ||
{ debug "# missing interface '$1' ignored"; false; }
)
+hotplug_dev() {
+ env -i ACTION=$1 INTERFACE=$2 /sbin/hotplug net
+}
+
bitcount () {
local c=$1
echo $((