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acl_dup.c

/*
  File: acl_dup.c

  Copyright (C) 1999, 2000
  Andreas Gruenbacher, <a.gruenbacher@computer.org>

  This program 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.

  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
  Library General Public License for more details.

  You should have received a copy of the GNU Library General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/

#include "libacl.h"


/* 23.4.11 */
acl_t
acl_dup(acl_t acl)
{
      acl_entry_obj *entry_obj_p, *dup_entry_obj_p;
      acl_obj *acl_obj_p = ext2int(acl, acl);
      acl_obj *dup_obj_p;

      if (!acl_obj_p)
            return NULL;
      dup_obj_p = __acl_init_obj(acl_obj_p->aused);
      if (!dup_obj_p)
            return NULL;

      FOREACH_ACL_ENTRY(entry_obj_p, acl_obj_p) {
            dup_entry_obj_p = __acl_create_entry_obj(dup_obj_p);
            if (dup_entry_obj_p == NULL)
                  goto fail;

            dup_entry_obj_p->etag  = entry_obj_p->etag;
            dup_entry_obj_p->eid   = entry_obj_p->eid;
            dup_entry_obj_p->eperm = entry_obj_p->eperm;
      }
      return int2ext(dup_obj_p);

fail:
      __acl_free_acl_obj(dup_obj_p);
      return NULL;
}


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