Return to xfs_acl.h CVS log

Up to [Development] / xfs-linux-nodel

fix the logic in _ACL_XFS_IACCESS

/*
 * Copyright (c) 2001-2002 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/
 */
#ifndef __XFS_ACL_H__
#define __XFS_ACL_H__

#define SYSTEM_POSIXACL_ACCESS  "posix_acl_access"
#define SYSTEM_POSIXACL_DEFAULT "posix_acl_default"

#ifdef CONFIG_FS_POSIX_ACL

#include <linux/posix_acl.h>

struct vattr;
struct vnode;
struct xfs_inode;

extern int xfs_acl_inherit(struct vnode *, struct vattr *, xfs_acl_t *);
extern int xfs_acl_iaccess(struct xfs_inode *, mode_t, cred_t *);
extern int xfs_acl_get(struct vnode *, xfs_acl_t *, xfs_acl_t *);
extern int xfs_acl_set(struct vnode *, xfs_acl_t *, xfs_acl_t *);
extern int xfs_acl_vtoacl(struct vnode *, xfs_acl_t *, xfs_acl_t *);
extern int xfs_acl_vset(struct vnode *, void *, size_t, int);
extern int xfs_acl_vget(struct vnode *, void *, size_t, int);
extern int xfs_acl_vremove(struct vnode *vp, int);

#define _ACL_INHERIT(c,v,d)	(xfs_acl_inherit(c,v,d))
#define _ACL_GET_ACCESS(pv,pa)  (xfs_acl_vtoacl(pv,pa,NULL)==0)
#define _ACL_GET_DEFAULT(pv,pd) (xfs_acl_vtoacl(pv,NULL,pd)==0)
#define _ACL_XFS_IACCESS(i,m,c)	\
	(XFS_IFORK_Q(i) ? xfs_acl_iaccess(i,m,c) : -1)

extern int posix_acl_access_exists(vnode_t *);
extern int posix_acl_default_exists(vnode_t *);

#else

#define ACL_TYPE_ACCESS		/* unused */
#define ACL_TYPE_DEFAULT	/* unused */

#define xfs_acl_vset(v,p,sz,t)	(-ENOTSUP)
#define xfs_acl_vget(v,p,sz,t)	(-ENOTSUP)
#define xfs_acl_vremove(v,t)	(-ENOTSUP)
#define _ACL_INHERIT(c,v,d)	((void)d,0)
#define _ACL_GET_ACCESS(pv,pa)	(0)
#define _ACL_GET_DEFAULT(pv,pd)	(0)
#define _ACL_XFS_IACCESS(i,m,c)	(-1)
#define posix_acl_access_exists  (NULL)
#define posix_acl_default_exists (NULL)

#endif

#endif /* __XFS_ACL_H__ */