P2P: wpa_cli action calls for P2P group started/removed events

wpa_supplicant/examples/p2p-action.sh

@@ -0,0 +1,56 @@
+#!/bin/sh
+
+IFNAME=$1
+CMD=$2
+
+kill_daemon() {
+    NAME=$1
+    PF=$2
+
+    if [ ! -r $PF ]; then
+	return
+    fi
+
+    PID=`cat $PF`
+    if [ $PID -gt 0 ]; then
+	if ps $PID | grep -q $NAME; then
+	    kill $PID
+	fi
+    fi
+    rm $PF
+}
+
+if [ "$CMD" = "P2P-GROUP-STARTED" ]; then
+    GIFNAME=$3
+    if [ "$4" = "GO" ]; then
+	kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
+	rm /var/run/dhclient.leases-$GIFNAME
+	kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
+	ifconfig $GIFNAME 192.168.42.1 up
+	dnsmasq -x /var/run/dnsmasq.pid-$GIFNAME \
+	    -i $GIFNAME \
+	    -F192.168.42.11,192.168.42.99
+    fi
+    if [ "$4" = "client" ]; then
+	kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
+	rm /var/run/dhclient.leases-$GIFNAME
+	kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
+	dhclient -pf /var/run/dhclient-$GIFNAME.pid \
+	    -lf /var/run/dhclient.leases-$GIFNAME \
+	    -nw \
+	    $GIFNAME
+    fi
+fi
+
+if [ "$CMD" = "P2P-GROUP-REMOVED" ]; then
+    GIFNAME=$3
+    if [ "$4" = "GO" ]; then
+	kill_daemon dnsmasq /var/run/dnsmasq.pid-$GIFNAME
+	ifconfig $GIFNAME 0.0.0.0
+    fi
+    if [ "$4" = "client" ]; then
+	kill_daemon dhclient /var/run/dhclient-$GIFNAME.pid
+	rm /var/run/dhclient.leases-$GIFNAME
+	ifconfig $GIFNAME 0.0.0.0
+    fi
+fi

wpa_supplicant/wpa_cli.c

@@ -2544,6 +2544,10 @@ static void wpa_cli_action_process(const char *msg)
 			wpa_cli_connected = 0;
 			wpa_cli_exec(action_file, ctrl_ifname, "DISCONNECTED");
 		}
+	} else if (str_match(pos, P2P_EVENT_GROUP_STARTED)) {
+		wpa_cli_exec(action_file, ctrl_ifname, pos);
+	} else if (str_match(pos, P2P_EVENT_GROUP_REMOVED)) {
+		wpa_cli_exec(action_file, ctrl_ifname, pos);
 	} else if (str_match(pos, WPA_EVENT_TERMINATING)) {
 		printf("wpa_supplicant is terminating - stop monitoring\n");
 		wpa_cli_quit = 1;