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/* Private declarations for fileserver library
   Copyright (C) 1994 Free Software Foundation

   This program 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.

   This program 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 this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */

extern mach_port_t fs_control_port;	/* receive right */

/* Called by MiG to translate ports into struct protid *.  
   fsmutations.h arranges for this to happen for the io and
   fs interfaces. */
extern inline struct protid *
begin_using_protid_port (file_t port)
{
  return ports_check_port_type (port, PT_PROTID);
}

/* Called by MiG after server routines have been run; this
   balances begin_using_protid_port, and is arranged for the io
   and fs interfaces by fsmutations.h. */
extern inline void
diskfs_end_using_protid_port (struct protid *cred)
{
  ports_done_with_port (cred);
}