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/*
File: acl_from_mode.c
Copyright (C) 1999, 2000
Andreas Gruenbacher, <andreas.gruenbacher@gmail.com>
This library 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 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
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, see <https://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <unistd.h>
#include <stdio.h>
#include <errno.h>
#include <sys/stat.h>
#include "libacl.h"
/*
Create an ACL from a file mode.
returns
the new ACL.
*/
acl_t
acl_from_mode(mode_t mode)
{
acl_obj *acl_obj_p;
acl_entry_obj *entry_obj_p;
acl_obj_p = __acl_init_obj(3);
if (!acl_obj_p)
return NULL;
entry_obj_p = __acl_create_entry_obj(acl_obj_p);
if (!entry_obj_p)
goto fail;
entry_obj_p->etag = ACL_USER_OBJ;
entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
entry_obj_p->eperm.sperm = (mode & S_IRWXU) >> 6;
entry_obj_p = __acl_create_entry_obj(acl_obj_p);
if (!entry_obj_p)
goto fail;
entry_obj_p->etag = ACL_GROUP_OBJ;
entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
entry_obj_p->eperm.sperm = (mode & S_IRWXG) >> 3;
entry_obj_p = __acl_create_entry_obj(acl_obj_p);
if (!entry_obj_p)
goto fail;
entry_obj_p->etag = ACL_OTHER;
entry_obj_p->eid.qid = ACL_UNDEFINED_ID;
entry_obj_p->eperm.sperm = mode & S_IRWXO;
return int2ext(acl_obj_p);
fail:
__acl_free_acl_obj(acl_obj_p);
return NULL;
}
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