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/* Mach-specific type definitions for MOM
Copyright (C) 1996 Free Software Foundation, Inc.
Written by Michael I. Bushnell, p/BSG.
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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
#include <mach/mach.h>
#include <spin-lock.h>
struct mom_port_ref
{
spin_lock_t lock;
mach_port_t port;
int refcnt;
};
/* Mach-specific functions */
/* Initialize OBJ with a reference to Mach port PORT. One Mach user
reference is consumed. OBJ should not currently be used, and will
have one reference upon return. */
error_t mom_mach_port_set (struct mom_port_ref *obj, mach_port_t port);
/* Return the Mach port corresponding to OBJ. No new Mach user
references are created, so this Mach port should only be used as
long as the user has a reference to OBJ. */
mach_port_t mom_fetch_mach_port (struct mom_port_ref *obj);
/* Turn a Mach error number into a Mom error number. */
mom_error_t mom_error_translate_mach (error_t macherr);
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