Merge branch 'opaque-ports'

Adds a %opaque port option and support for port ranges in left/rightprotoport.
Currently not supported by any of our kernel backends.

src/stroke/stroke.c

@@ -151,12 +151,14 @@ static int add_connection(char *name,
 	msg.add_conn.me.ikeport = 500;
 	msg.add_conn.me.subnets = push_string(&msg, my_nets);
 	msg.add_conn.me.sendcert = 1;
+	msg.add_conn.me.to_port = 65535;
 
 	msg.add_conn.other.id = push_string(&msg, other_id);
 	msg.add_conn.other.address = push_string(&msg, other_addr);
 	msg.add_conn.other.ikeport = 500;
 	msg.add_conn.other.subnets = push_string(&msg, other_nets);
 	msg.add_conn.other.sendcert = 1;
+	msg.add_conn.other.to_port = 65535;
 
 	return send_stroke_msg(&msg);
 }

src/stroke/stroke_msg.h

@@ -167,7 +167,8 @@ struct stroke_end_t {
 	int tohost;
 	int allow_any;
 	u_int8_t protocol;
-	u_int16_t port;
+	u_int16_t from_port;
+	u_int16_t to_port;
 };
 
 typedef struct stroke_msg_t stroke_msg_t;