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#!/system/bin/sh
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# Replicant USB Networking
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# ========================
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#
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# Copyright (C) 2011,2014 Paul Kocialkowski and Riku Saikkonen
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# Copyright (C) 2017 Wolfgang Wiedmeyer <wolfgit@wiedmeyer.de>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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set -e
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USB_IFACE="rndis0"
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# OpenNIC DNS servers
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DNS1="193.183.98.154"
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DNS2="87.98.175.85"
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start_rndis () {
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svc usb setFunction rndis
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}
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stop_rndis () {
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svc usb setFunction
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}
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if_up () {
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ifconfig $USB_IFACE up
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}
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if_down () {
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ifconfig $USB_IFACE down
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}
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clear_iface () {
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echo "Clearing network configuration"
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ndc network destroy 1
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ndc interface clearaddrs "$iface"
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}
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setup_iface () {
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gateway=$(ip route show 0.0.0.0/0 dev $USB_IFACE | cut -d\ -f3)
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if [ "$gateway" = "" ]; then
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echo "Error: no route available"
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echo "Make sure your PC is configured correctly for usb networking"
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exit 1
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fi
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echo "Your gateway is $gateway"
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ndc network create 1
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ndc network interface add 1 "$USB_IFACE"
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ndc network route add 1 "$USB_IFACE" 0.0.0.0/0 "$gateway"
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ndc resolver setnetdns 1 "" "$DNS1" "$DNS2"
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ndc network default set 1
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}
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configure () {
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clear_iface
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echo "Configuring DHCP, please wait"
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if_up
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if [ $(dhcpcd $USB_IFACE) ]; then
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echo "Error configuring DHCP"
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fi
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setup_iface
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echo "DHCP configured"
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}
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case "$1" in
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start1)
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echo "Starting Replicant USB networking, phase 1"
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start_rndis
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;;
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start2)
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echo "Starting Replicant USB networking, phase 2"
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configure
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;;
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stop)
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echo "Stopping Replicant USB networking"
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if_down
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stop_rndis
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;;
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*)
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echo "Usage: sh $0 {start1|start2|stop}"
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;;
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esac
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exit 0
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