files/wifi-direct-dhcp.sh

   1 #!/bin/sh
   2 #INTERFACE_NAME="p2p-wlan0-0"
   3 #INTERFACE_PREFIX="p2p"
   4 INTERFACE_NAME="wlan0"
   5 INTERFACE_PREFIX="p2p"
   6 TARGET="REDWOOD"
   7 DEFAULT_IP="192.168.49.1"
   8 DEFAULT_NET="192.168.49.1/24"
   9 DEFAULT_BRD="192.168.49.255"
  10
  11 val=`/bin/uname -a | /bin/grep PQ | /usr/bin/wc -l`
  12 if [ "${val}" -eq "1" ]; then
  13         TARGET="PQ"
  14 fi
  15
  16 val=`/bin/uname -a | /bin/grep U1HD | /usr/bin/wc -l`
  17 if [ "${val}" -eq "1" ]; then
  18         INTERFACE_PREFIX="wl0"
  19         TARGET="U1HD"
  20 fi
  21
  22 val=`/bin/uname -a | /bin/grep U1SLP | /usr/bin/wc -l`
  23 if [ "${val}" -eq "1" ]; then
  24         INTERFACE_PREFIX="wl0"
  25         TARGET="U1SLP"
  26 fi
  27
  28 val=`/bin/uname -a | /bin/grep i686  | /usr/bin/wc -l`
  29 if [ "${val}" -eq "1" ]; then
  30         INTERFACE_PREFIX="eth"
  31         TARGET="EMUL"
  32 fi
  33
  34
  35 #interface=`/sbin/ifconfig|/bin/grep ^${INTERFACE_NAME}|/usr/bin/cut -d" " -f1`
  36 interface=`/sbin/ifconfig|/bin/grep ^${INTERFACE_NAME}|/usr/bin/cut -d":" -f1`
  37 #interface=`/usr/sbin/ip link|/bin/grep ^${INTERFACE_NAME}|/usr/bin/cut -d":" -f2`
  38 echo "Target is ${TARGET} and interface ${INTERFACE_PREFIX}: ${interface}."
  39
  40 start_dhcp_server()
  41 {
  42         if [ "X${interface}" == "X" ]; then
  43                 echo "interface(${INTERFACE_PREFIX}) is not up"
  44                 return 0
  45         fi
  46
  47         /sbin/ifconfig ${interface} ${DEFAULT_IP} up
  48         /usr/bin/udhcpd /usr/etc/wifi-direct/dhcpd.${INTERFACE_PREFIX}.conf -f &
  49
  50         route=`/bin/cat /usr/etc/wifi-direct/dhcpd.${INTERFACE_PREFIX}.conf | /bin/grep router | /bin/awk '{print $3}'`
  51         if [ -z $route ]; then
  52                 route="192.168.49.1"
  53         fi
  54         subnet=`/bin/cat /usr/etc/wifi-direct/dhcpd.${INTERFACE_PREFIX}.conf | /bin/grep subnet | /bin/awk '{print $3}'`
  55
  56         if [ -z $subnet ]; then
  57                 subnet="255.255.255.0"
  58         fi
  59
  60         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_ifname ${interface} -f
  61         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_subnet_mask ${subnet} -f
  62         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_gateway ${route} -f
  63         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_local_ip ${DEFAULT_IP} -f
  64 }
  65
  66 start_dhcp_client()
  67 {
  68         if [ "X${interface}" == "X" ]; then
  69                 echo "interface(${INTERFACE_PREFIX}) is not up"
  70                 return 0
  71         fi
  72         /usr/bin/udhcpc -i $interface -s /usr/etc/wifi-direct/udhcp_script.non-autoip &
  73 }
  74
  75
  76 stop_dhcp()
  77 {
  78         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_ifname "" -f
  79         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_subnet_mask "" -f
  80         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_gateway "" -f
  81         /usr/bin/vconftool set -t string memory/private/wifi_direct_manager/p2p_local_ip "" -f
  82
  83         /usr/bin/killall /usr/bin/udhcpc
  84         /usr/bin/killall /usr/bin/udhcpd
  85         /sbin/ifconfig ${interface} 0.0.0.0
  86 }
  87
  88 is_running()
  89 {
  90         program=$1
  91         run=`/bin/ps -eo comm|/bin/grep ${program}`
  92         if [ "X${run}" == "X" ]; then
  93                 echo "${program} is not running"
  94         else
  95                 echo "${program} is already running"
  96         fi
  97 }
  98
  99 status_dhcp()
 100 {
 101         is_running /usr/bin/udhcpc
 102         is_running /usr/bin/udhcpd
 103 }
 104
 105
 106 case $1 in
 107 "server")
 108 stop_dhcp
 109 start_dhcp_server
 110 ;;
 111 "client")
 112 stop_dhcp
 113 start_dhcp_client
 114 ;;
 115 "stop")
 116 stop_dhcp
 117 ;;
 118 "status")
 119 status_dhcp
 120 ;;
 121 *)
 122 /bin/echo wifi-direct-dhcp.sh [server] [client] [stop] [status]
 123 exit 1
 124 ;;
 125 esac
 126