mirror of
https://github.com/torvalds/linux.git
synced 2024-11-23 04:31:50 +00:00
7336d0e654
Based on 1 normalized pattern(s): this copyrighted material is made available to anyone wishing to use modify copy or redistribute it subject to the terms and conditions of the gnu general public license version 2 extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 44 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190531081038.653000175@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
64 lines
1.9 KiB
C
64 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved.
|
|
* Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved.
|
|
*/
|
|
|
|
#ifndef __EATTR_DOT_H__
|
|
#define __EATTR_DOT_H__
|
|
|
|
struct gfs2_inode;
|
|
struct iattr;
|
|
|
|
#define GFS2_EA_REC_LEN(ea) be32_to_cpu((ea)->ea_rec_len)
|
|
#define GFS2_EA_DATA_LEN(ea) be32_to_cpu((ea)->ea_data_len)
|
|
|
|
#define GFS2_EA_SIZE(ea) \
|
|
ALIGN(sizeof(struct gfs2_ea_header) + (ea)->ea_name_len + \
|
|
((GFS2_EA_IS_STUFFED(ea)) ? GFS2_EA_DATA_LEN(ea) : \
|
|
(sizeof(__be64) * (ea)->ea_num_ptrs)), 8)
|
|
|
|
#define GFS2_EA_IS_STUFFED(ea) (!(ea)->ea_num_ptrs)
|
|
#define GFS2_EA_IS_LAST(ea) ((ea)->ea_flags & GFS2_EAFLAG_LAST)
|
|
|
|
#define GFS2_EAREQ_SIZE_STUFFED(er) \
|
|
ALIGN(sizeof(struct gfs2_ea_header) + (er)->er_name_len + (er)->er_data_len, 8)
|
|
|
|
#define GFS2_EA2NAME(ea) ((char *)((struct gfs2_ea_header *)(ea) + 1))
|
|
#define GFS2_EA2DATA(ea) (GFS2_EA2NAME(ea) + (ea)->ea_name_len)
|
|
|
|
#define GFS2_EA2DATAPTRS(ea) \
|
|
((__be64 *)(GFS2_EA2NAME(ea) + ALIGN((ea)->ea_name_len, 8)))
|
|
|
|
#define GFS2_EA2NEXT(ea) \
|
|
((struct gfs2_ea_header *)((char *)(ea) + GFS2_EA_REC_LEN(ea)))
|
|
|
|
#define GFS2_EA_BH2FIRST(bh) \
|
|
((struct gfs2_ea_header *)((bh)->b_data + sizeof(struct gfs2_meta_header)))
|
|
|
|
struct gfs2_ea_request {
|
|
const char *er_name;
|
|
char *er_data;
|
|
unsigned int er_name_len;
|
|
unsigned int er_data_len;
|
|
unsigned int er_type; /* GFS2_EATYPE_... */
|
|
};
|
|
|
|
struct gfs2_ea_location {
|
|
struct buffer_head *el_bh;
|
|
struct gfs2_ea_header *el_ea;
|
|
struct gfs2_ea_header *el_prev;
|
|
};
|
|
|
|
extern int __gfs2_xattr_set(struct inode *inode, const char *name,
|
|
const void *value, size_t size,
|
|
int flags, int type);
|
|
extern ssize_t gfs2_listxattr(struct dentry *dentry, char *buffer, size_t size);
|
|
extern int gfs2_ea_dealloc(struct gfs2_inode *ip);
|
|
|
|
/* Exported to acl.c */
|
|
|
|
extern int gfs2_xattr_acl_get(struct gfs2_inode *ip, const char *name, char **data);
|
|
|
|
#endif /* __EATTR_DOT_H__ */
|