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/* Routines for vectors of uids/gids
Copyright (C) 1995 Free Software Foundation, Inc.
Written by Miles Bader <miles@gnu.ai.mit.edu>
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. */
#ifndef __IDVEC_H__
#define __IDVEC_H__
#include <sys/types.h>
#include <errno.h>
struct idvec
{
uid_t *ids;
unsigned num, alloced;
};
/* Return a new idvec, or NULL if there wasn't enough memory. */
struct idvec *make_idvec ();
/* Insert ID into IDVEC at position POS, returning ENOMEM if there wasn't
enough memory, or 0. */
error_t idvec_insert (struct idvec *idvec, unsigned pos, uid_t id);
/* Add ID onto the end of IDVEC, returning ENOMEM if there's not enough memory,
or 0. */
error_t idvec_add (struct idvec *idvec, uid_t id);
/* Returns true if IDVEC contains ID. */
int idvec_contains (struct idvec *idvec, uid_t id);
#endif /* __IDVEC_H__ */
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