function share_net(){
    a(){ echo -e "\n End called with ${@}"; }
    trap 'a args1 args2' INT
    OUT_IF=${2}
    [ "${OUT_IF}x" == "x" ] && OUT_IF=`grep rndis /sys/class/net/*/device/uevent|cut -d'/' -f 5`
    ifconfig ${OUT_IF} down
    ifconfig ${OUT_IF} ${1} netmask 255.255.255.0 up
    GATE_IP=`ip -4 route list 0/0 | cut -d' ' -f 3`
    GATE_IF=`ip -4 route list 0/0 | cut -d' ' -f 5`
    RANGE=`echo ${1}|awk -F '.' '{print $1"."$2"."$3"."$4+1","$1"."$2"."$3"."254}'`
    echo 1 > /proc/sys/net/ipv4/ip_forward
    iptables -t nat -A POSTROUTING -o ${GATE_IF} -j MASQUERADE
    iptables -A FORWARD -i ${OUT_IF} -j ACCEPT
    iptables -A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
    iptables -t nat -A POSTROUTING -j MASQUERADE
    killall -q -9 dnsmasq
    dnsmasq                    \
    --no-daemon                \
    --domain-needed            \
    --bogus-priv               \
    --local=/localnet/         \
    --cache-size=10000         \
    --interface=${OUT_IF}      \
    --listen-address=127.0.0.1 \
    --dhcp-range=${RANGE},7d   \
    --dhcp-option=3,${GATE_IP} \
    --dhcp-option=42,0.0.0.0   \
    --dhcp-option=19,0         \
    --dhcp-option=44,0.0.0.0   \
    --dhcp-option=45,0.0.0.0   \
    --dhcp-option=46,8         \
    #--dhcp-host=00:03:1d:04:67:f0,workstation,192.168.1.10,infinite
    trap sig_handler 15
}

share_net 192.168.0.1