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+/*
+ Copyright (C) 2014 Free Software Foundation, Inc.
+ Written by Justus Winter.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License as
+ published by the Free Software Foundation; either version 2, or (at
+ your option) any later version.
+
+ The GNU Hurd is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with the GNU Hurd. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef __ETH_MULTIPLEXER_MIG_DECLS_H__
+#define __ETH_MULTIPLEXER_MIG_DECLS_H__
+
+#include <hurd/ports.h>
+
+typedef struct vether_device *vether_device_t;
+
+extern struct port_bucket *port_bucket;
+extern struct port_class *vdev_portclass;
+
+/* Called by server stub functions. */
+
+static inline struct vether_device * __attribute__ ((unused))
+begin_using_device_port (mach_port_t port)
+{
+ return ports_lookup_port (port_bucket, port, vdev_portclass);
+}
+
+static inline struct vether_device * __attribute__ ((unused))
+begin_using_device_payload (unsigned long payload)
+{
+ return ports_lookup_payload (port_bucket, payload, vdev_portclass);
+}
+
+static inline void __attribute__ ((unused))
+end_using_device (struct vether_device *p)
+{
+ if (p)
+ ports_port_deref (p);
+}
+
+#endif /* __ETH_MULTIPLEXER_MIG_DECLS_H__ */