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/* User and group IDs.
Copyright (C) 1993, 1994 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA. */
#ifndef _HURD_ID_H
#define _HURD_ID_H 1
#include <features.h>
#include <cthreads.h> /* For `struct mutex'. */
/* Structure describing authorization data for the process. */
struct hurd_id_data
{
struct mutex lock;
int valid; /* If following data are up to date. */
struct
{
uid_t *uids;
gid_t *gids;
mach_msg_type_number_t nuids, ngids;
} gen, aux;
auth_t rid_auth; /* Cache used by access. */
};
/* Current data. */
extern struct hurd_id_data _hurd_id;
/* Update _hurd_id (caller should be holding the lock). */
extern error_t _hurd_check_ids (void);
#endif /* hurd/id.h */
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