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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 __LIBMACHDEV_MIG_DECLS_H__
#define __LIBMACHDEV_MIG_DECLS_H__
#include <hurd/ports.h>
#include "dev_hdr.h"
extern struct port_bucket *device_bucket;
extern struct port_class *dev_class;
/* Called by server stub functions. */
static inline struct mach_device * __attribute__ ((unused))
begin_using_device_port (mach_port_t port)
{
return ports_lookup_port (device_bucket, port, dev_class);
}
static inline struct mach_device * __attribute__ ((unused))
begin_using_device_payload (unsigned long payload)
{
return ports_lookup_payload (device_bucket, payload, dev_class);
}
static inline void __attribute__ ((unused))
end_using_device (struct mach_device *p)
{
if (p)
ports_port_deref (p);
}
#endif /* __LIBMACHDEV_MIG_DECLS_H__ */
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