/*
File: acl_create_entry.c
Copyright (C) 1999, 2000
Andreas Gruenbacher <a.gruenbacher@bestbits.at>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser 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 "config.h"
#include "libacl.h"
acl_entry_obj *
__acl_create_entry_obj(acl_obj *acl_obj_p)
{
acl_entry_obj *entry_obj_p;
if (acl_obj_p->aprealloc == acl_obj_p->aprealloc_end) {
entry_obj_p = new_obj_p(acl_entry);
if (!entry_obj_p)
return NULL;
} else {
entry_obj_p = --acl_obj_p->aprealloc_end;
new_obj_p_here(acl_entry, entry_obj_p);
}
acl_obj_p->aused++;
/* Insert at the end of the entry ring */
entry_obj_p->eprev = acl_obj_p->aprev;
entry_obj_p->enext = (acl_entry_obj *)acl_obj_p;
entry_obj_p->eprev->enext = entry_obj_p;
entry_obj_p->enext->eprev = entry_obj_p;
entry_obj_p->econtainer = acl_obj_p;
init_acl_entry_obj(*entry_obj_p);
return entry_obj_p;
}
/* 23.4.7 */
int
acl_create_entry(acl_t *acl_p, acl_entry_t *entry_p)
{
acl_obj *acl_obj_p;
acl_entry_obj *entry_obj_p;
if (!acl_p || !entry_p) {
if (entry_p)
*entry_p = NULL;
errno = EINVAL;
return -1;
}
acl_obj_p = ext2int(acl, *acl_p);
if (!acl_obj_p)
return -1;
entry_obj_p = __acl_create_entry_obj(acl_obj_p);
if (entry_obj_p == NULL)
return -1;
*entry_p = int2ext(entry_obj_p);
return 0;
}