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#!/bin/sh
#
# p80211/wlan hotplug policy agent.
#
# wlan hotplug params include:
#
# ACTION=%s [register|remove|shutdown|startup|suspend|resume]
# INTERFACE=%s
# NSDNAME=%s
#
cd /etc/hotplug
# must have ./ here or busybox shell barfs
. ./hotplug.functions
#DEBUG=yes export DEBUG
if [ "$INTERFACE" = "" ]; then
mesg Bad WLAN invocation: \$INTERFACE is not set
exit 1
fi
if [ "$NSDNAME" = "" ]; then
mesg Bad WLAN invocation: \$NSDNAME is not set
exit 1
fi
debug_mesg WLAN $ACTION on $INTERFACE \($NSDNAME\)
if [ "$NSDNAME" = "prism2_cs" ] ; then
mesg "WLAN Hotplug bypassed for pcmcia"
exit 0
fi
# load up the shared scripts
if [ ! -f /etc/wlan/shared ] ; then
mesg "/etc/wlan/shared not present, aborting"
exit 1
fi
ECHO=mesg
. /etc/wlan/shared
case $ACTION in
'register'|'resume')
eval 'WLAN_ENABLE=$ENABLE_'$INTERFACE
if ! is_true $WLAN_ENABLE ; then
mesg "WLAN $ACTION - interface $INTERFACE not enabled, aborting"
exit 1
fi
debug_mesg WLAN $INTERFACE registered.
wlan_bring_it_up $INTERFACE
if [ $? = 0 ] ; then
mesg WLAN $INTERFACE brought up successfully.
if [ -x /etc/wlan/network ] ; then
mesg "WLAN bringing up layer 3+ with /etc/wlan/network"
/etc/wlan/network start $INTERFACE
elif [ -x /etc/wlan/pre-ifup ] ; then
# pre-ifup is presumed to call ifup if it
# wants to...it may choose to skip it.
mesg "WLAN bringing up layer 3+ with /etc/wlan/pre-ifup"
/etc/wlan/pre-ifup $INTERFACE
else
mesg "WLAN bringing up layer 3+ with /sbin/ifup"
/sbin/ifup $INTERFACE
fi
else
mesg WLAN Could not bring up $INTERFACE
exit 1
fi
# eventually invoke net.agent on $INTERFACE w/ REGISTER
;;
'remove'|'suspend')
debug_mesg WLAN $INTERFACE removed.
eval 'WLAN_ENABLE=$ENABLE_'$INTERFACE
if ! is_true $WLAN_ENABLE ; then
mesg "WLAN $ACTION - interface $INTERFACE not enabled, aborting"
exit 1
fi
if [ -x /etc/wlan/network ] ; then
mesg "WLAN taking down layer 3+ with /etc/wlan/network"
/etc/wlan/network stop $INTERFACE
elif [ -x /etc/wlan/post-ifdown ] ; then
# post-ifdown is presumed to call ifdown if it
# wants to...it may choose to skip it.
mesg "WLAN taking down layer 3+ with /etc/wlan/post-ifdown"
/etc/wlan/post-ifdown $INTERFACE
else
mesg "WLAN taking down layer 3+ with /sbin/ifdown"
/sbin/ifdown $INTERFACE
fi
wlan_disable $INTERFACE
;;
'startup')
# kick off wland.
debug_mesg WLAN p80211 starting!
start_wland
;;
'shutdown')
debug_mesg WLAN p80211 shutting down!
stop_wland
;;
*)
debug_mesg WLAN $ACTION event not supported
exit 1 ;;
esac
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