upload android base code part6

android/system/netd/server/NetlinkManager.h

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2008 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef _NETLINKMANAGER_H
+#define _NETLINKMANAGER_H
+
+#include <sysutils/SocketListener.h>
+#include <sysutils/NetlinkListener.h>
+
+namespace android {
+namespace net {
+
+class NetlinkHandler;
+
+class NetlinkManager {
+private:
+    static NetlinkManager *sInstance;
+
+private:
+    SocketListener       *mBroadcaster;
+    NetlinkHandler       *mUeventHandler;
+    NetlinkHandler       *mRouteHandler;
+    NetlinkHandler       *mQuotaHandler;
+    NetlinkHandler       *mStrictHandler;
+    int                  mUeventSock;
+    int                  mRouteSock;
+    int                  mQuotaSock;
+    int                  mStrictSock;
+
+public:
+    virtual ~NetlinkManager();
+
+    int start();
+    int stop();
+
+    void setBroadcaster(SocketListener *sl) { mBroadcaster = sl; }
+    SocketListener *getBroadcaster() { return mBroadcaster; }
+
+    static NetlinkManager *Instance();
+
+    /* Group used by xt_quota2 */
+    static const int NFLOG_QUOTA_GROUP;
+    /* Group used by StrictController rules */
+    static const int NETFILTER_STRICT_GROUP;
+    /* Group used by WakeupController rules */
+    static const int NFLOG_WAKEUP_GROUP;
+
+private:
+    NetlinkManager();
+    NetlinkHandler* setupSocket(int *sock, int netlinkFamily, int groups,
+        int format, bool configNflog);
+};
+
+}  // namespace net
+}  // namespace android
+
+#endif