/*
File: acl_copy_ext.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"
/* 23.4.5 */
ssize_t
acl_copy_ext(void *buf_p, acl_t acl, ssize_t size)
{
struct __acl *acl_ext = (struct __acl *)buf_p;
struct __acl_entry *ent_p = acl_ext->x_entries;
acl_obj *acl_obj_p = ext2int(acl, acl);
acl_entry_obj *entry_obj_p;
ssize_t size_required;
if (!acl_obj_p)
return -1;
size_required = sizeof(struct __acl) +
acl_obj_p->aused * sizeof(struct __acl_entry);
if (size < size_required) {
errno = ERANGE;
return -1;
}
acl_ext->x_size = size_required;
FOREACH_ACL_ENTRY(entry_obj_p, acl_obj_p) {
//ent_p->e_tag = cpu_to_le16(entry_obj_p->etag);
//ent_p->e_perm = cpu_to_le16(entry_obj_p->eperm.sperm);
//ent_p->e_id = cpu_to_le32(entry_obj_p->eid.quid);
*ent_p++ = entry_obj_p->eentry;
}
return 0;
}