From ca43e634b5adfebdcb9c3c8f61cebf38d42827e0 Mon Sep 17 00:00:00 2001
From: Max Kellermann <max@duempel.org>
Date: Mon, 13 Jan 2014 22:05:45 +0100
Subject: db/upnp: use std::function for the libupnp callback

Replaces the bloated std::map.
---
 src/db/upnp/upnpplib.hxx | 21 +++++++++------------
 1 file changed, 9 insertions(+), 12 deletions(-)

(limited to 'src/db/upnp/upnpplib.hxx')

diff --git a/src/db/upnp/upnpplib.hxx b/src/db/upnp/upnpplib.hxx
index b6ce80212..c1443624c 100644
--- a/src/db/upnp/upnpplib.hxx
+++ b/src/db/upnp/upnpplib.hxx
@@ -22,24 +22,18 @@
 
 #include "util/Error.hxx"
 
-#include <map>
-
 #include <upnp/upnp.h>
 
+#include <functional>
+
 /** Our link to libupnp. Initialize and keep the handle around */
 class LibUPnP {
-	// A Handler object records the data from registerHandler.
-	class Handler {
-	public:
-		Handler(Upnp_FunPtr h, void *c)
-			: handler(h), cookie(c) {}
-		Upnp_FunPtr handler;
-		void *cookie;
-	};
+	typedef std::function<void(Upnp_EventType type, void *event)> Handler;
 
 	Error init_error;
 	UpnpClient_Handle m_clh;
-	std::map<Upnp_EventType, Handler> m_handlers;
+
+	Handler handler;
 
 	LibUPnP();
 
@@ -65,7 +59,10 @@ public:
 		return init_error;
 	}
 
-	void registerHandler(Upnp_EventType et, Upnp_FunPtr handler, void *cookie);
+	template<typename T>
+	void SetHandler(T &&_handler) {
+		handler = std::forward<T>(_handler);
+	}
 
 	UpnpClient_Handle getclh()
 	{
-- 
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