added UPnP test application

test/Jamfile

@@ -1,6 +1,8 @@
 use-project /torrent : .. ;
 
-project 
+exe test_upnp : test_upnp.cpp /torrent : <threading>multi <logging>verbose ;
+
+project
    :
 	requirements <threading>multi
 	<library>/torrent

test/test_upnp.cpp

@@ -0,0 +1,59 @@
+#include "libtorrent/upnp.hpp"
+#include "libtorrent/socket.hpp"
+#include <boost/date_time/posix_time/posix_time.hpp>
+#include <boost/bind.hpp>
+#include <boost/ref.hpp>
+
+using boost::posix_time::seconds;
+using namespace libtorrent;
+
+void callback(int tcp, int udp, std::string const& err)
+{
+	std::cerr << "tcp: " << tcp << ", udp: " << udp << ", error: \"" << err << "\"\n";
+}
+
+int main(int argc, char* argv[])
+{
+	io_service ios;
+	std::string user_agent = "test agent";
+
+	if (argc != 4)
+	{
+		std::cerr << "usage: " << argv[0] << " bind-address tcp-port udp-port" << std::endl;
+		return 1;
+	}
+	
+	upnp upnp_handler(ios, address_v4(), user_agent, &callback);
+
+	deadline_timer timer(ios);
+	timer.expires_from_now(seconds(2));
+	timer.async_wait(boost::bind(&io_service::stop, boost::ref(ios)));
+
+	std::cerr << "broadcasting for UPnP device" << std::endl;
+
+	ios.reset();
+	ios.run();
+
+	upnp_handler.rebind(address_v4::from_string(argv[1]));
+	std::cerr << "rebinding to IP " << argv[1]
+		<< " broadcasting for UPnP device" << std::endl;
+	
+	ios.reset();
+	ios.run();
+	upnp_handler.set_mappings(atoi(argv[2]), atoi(argv[3]));
+	timer.expires_from_now(seconds(5));
+	timer.async_wait(boost::bind(&io_service::stop, boost::ref(ios)));
+	std::cerr << "mapping ports TCP: " << argv[2]
+		<< " UDP: " << argv[3] << std::endl;
+
+	ios.reset();
+	ios.run();
+	std::cerr << "removing mappings" << std::endl;
+	upnp_handler.close();
+
+	ios.reset();
+	ios.run();
+	std::cerr << "closing" << std::endl;
+}
+
+