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File: [Development] / xfs-linux / Attic / acl_xfs.c (download)

Revision 1.8, Fri Jun 9 02:50:02 2000 UTC (17 years, 4 months ago) by kenmcd
Branch: MAIN
CVS Tags: GPL-ENCUMBRANCE
Changes since 1.7: +25 -11 lines

Updated copyright and license notices, ready for open source release
Merge of 2.3.99pre2-xfs:slinx:55821a by ananth.

/*
 * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
 * 
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 * 
 * This program is distributed in the hope that it would be useful, but
 * WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 * 
 * Further, this software is distributed without any warranty that it is
 * free of the rightful claim of any third person regarding infringement
 * or the like.  Any license provided herein, whether implied or
 * otherwise, applies only to this software file.  Patent licenses, if
 * any, provided herein do not apply to combinations of this program with
 * other software, or any other product whatsoever.
 * 
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write the Free Software Foundation, Inc., 59
 * Temple Place - Suite 330, Boston MA 02111-1307, USA.
 * 
 * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
 * Mountain View, CA  94043, or:
 * 
 * http://www.sgi.com 
 * 
 * For further information regarding this notice, see: 
 * 
 * http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
 */
#ident	"$Revision: 1.8 $"

#include <sys/types.h>
#include <sys/param.h>
#include <sys/vnode.h>
#include <sys/debug.h>
#include <sys/cmn_err.h>
#include <sys/eag.h>
#include <sys/mac_label.h>
#include <sys/systm.h>
#include <sys/attributes.h>
#include <sys/capability.h>
#include <sys/acl.h>
#include <sys/uuid.h>
#include "xfs_buf.h"
#include "xfs_types.h"
#include "xfs_inum.h"
#include "xfs_log.h"
#include "xfs_trans.h"
#include "xfs_sb.h"
#include "xfs_ag.h"
#include "xfs_dir.h"
#include "xfs_dir2.h"
#include "xfs_mount.h"
#include "xfs_alloc_btree.h"
#include "xfs_bmap_btree.h"
#include "xfs_ialloc_btree.h"
#include "xfs_itable.h"
#include "xfs_btree.h"
#include "xfs_ialloc.h"
#include "xfs_alloc.h"
#include "xfs_bmap.h"
#include "xfs_attr_sf.h"
#include "xfs_dir_sf.h"
#include "xfs_dir2_sf.h"
#include "xfs_dinode.h"
#include "xfs_inode_item.h"
#include "xfs_inode.h"
#include "xfs_da_btree.h"
#include "xfs_attr.h"

int
acl_xfs_iaccess( xfs_inode_t *ip, mode_t mode )
{
	struct acl acl;

	/*
	 * If the file has no ACL return -1.
	 */
	if (xfs_attr_fetch(ip, SGI_ACL_FILE, (char *)&acl, sizeof(struct acl)))
		return -1;

	/*
	 * If the file has an empty ACL return -1.
	 */
	if (acl.acl_cnt == ACL_NOT_PRESENT)
		return -1;

	/*
	 * Synchronize ACL with mode bits
	 */
	acl_sync_mode(ip->i_d.di_mode, &acl);

	return acl_access(ip->i_d.di_uid, ip->i_d.di_gid, &acl, mode);
}