Implement network create/destroy.

(cherry picked from commit 382fc20107aa38cca062f10b4bc05c47b6c7f191)

Change-Id: Id5f8df447d812c8e8cf03addbb5e70abdcdfceb9
diff --git a/PermissionsController.h b/PermissionsController.h
new file mode 100644
index 0000000..f7acd30
--- /dev/null
+++ b/PermissionsController.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2014 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 SYSTEM_NETD_PERMISSIONS_CONTROLLER_H
+#define SYSTEM_NETD_PERMISSIONS_CONTROLLER_H
+
+#include "Permission.h"
+
+#include <map>
+
+class PermissionsController {
+public:
+    Permission getPermissionForNetwork(unsigned netId) const;
+    void setPermissionForNetwork(unsigned netId, Permission permission);
+    void clearPermissionForNetwork(unsigned netId);
+
+private:
+    std::map<unsigned, Permission> mNetworks;
+};
+
+#endif  // SYSTEM_NETD_PERMISSIONS_CONTROLLER_H