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#!/bin/sh
# USB Networking script
# Copyright (C) 2007 INdT.
# @author Abner Jose de Faria Silva <abner.silva@indt.org.br>
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
DESC="USB Networking"
INITFSPATH=/mnt/initfs
MODULENAME="g_ether"
MODULEPATH=$INITFSPATH/lib/modules/$(uname -r)/$MODULENAME.ko
CONFIGPATH=/etc/default/usbnet
MOUNTPOINT=/media/mmc
LSMOD=/bin/lsmod
RMMOD=/sbin/rmmod
INSMOD=/sbin/insmod
IFUP=/sbin/ifup
IFDOWN=/sbin/ifdown
test -e "$MODULEPATH" || exit 0
test -x "$IFUP" || exit 0
test -x "$IFDOWN" || exit 0
test -x "$LSMOD" || exit 0
test -x "$RMMOD" || exit 0
test -x "$INSMOD" || exit 0
test -r "$CONFIGPATH" && . $CONFIGPATH
print_error()
{
echo "failed."
echo "$1"
}
start_usbnet()
{
if $LSMOD | grep -q "$MODULENAME"; then
echo "$DESC is already configured."
return
fi
echo -n "Starting $DESC: "
for f in 1 2; do
umount "$MOUNTPOINT$f" > /dev/null 2>&1
done
if ! $INSMOD "$MODULEPATH" > /dev/null 2>&1; then
print_error "Error loading $MODULEPATH."
return
fi
if ! $IFUP -i "$INTERFACE_CONF" usb0 > /dev/null 2>&1; then
print_error "Error configuring usb0."
return;
fi
echo "done."
}
stop_usbnet()
{
echo -n "Stopping $DESC: "
if ! $IFDOWN -i "$INTERFACE_CONF" usb0 > /dev/null 2>&1; then
print_error "Error deconfiguring usb0."
return;
fi
if ! $RMMOD "$MODULENAME" > /dev/null 2>&1; then
print_error "Error unloading $MODULENAME"
return
fi
echo "done."
}
case "$1" in
start)
start_usbnet
;;
stop)
stop_usbnet
;;
restart|force-reload)
stop_usbnet
start_usbnet
;;
*)
echo "Usage: $(basename $0) {start|stop|restart|force-reload}" >&2
exit 1
;;
esac
echo ""
exit 0
|
