mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 13:43:55 +08:00
244efeafb6
Move the shortform attr structure definition to the same place as the other attribute structure definitions for consistency and also so that xfs/122 verifies the structure size. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
55 lines
2.2 KiB
C
55 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2000,2002,2005 Silicon Graphics, Inc.
|
|
* All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms 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. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
#ifndef __XFS_ATTR_SF_H__
|
|
#define __XFS_ATTR_SF_H__
|
|
|
|
/*
|
|
* Attribute storage when stored inside the inode.
|
|
*
|
|
* Small attribute lists are packed as tightly as possible so as
|
|
* to fit into the literal area of the inode.
|
|
*/
|
|
typedef struct xfs_attr_sf_hdr xfs_attr_sf_hdr_t;
|
|
typedef struct xfs_attr_sf_entry xfs_attr_sf_entry_t;
|
|
|
|
/*
|
|
* We generate this then sort it, attr_list() must return things in hash-order.
|
|
*/
|
|
typedef struct xfs_attr_sf_sort {
|
|
__uint8_t entno; /* entry number in original list */
|
|
__uint8_t namelen; /* length of name value (no null) */
|
|
__uint8_t valuelen; /* length of value */
|
|
__uint8_t flags; /* flags bits (see xfs_attr_leaf.h) */
|
|
xfs_dahash_t hash; /* this entry's hash value */
|
|
unsigned char *name; /* name value, pointer into buffer */
|
|
} xfs_attr_sf_sort_t;
|
|
|
|
#define XFS_ATTR_SF_ENTSIZE_BYNAME(nlen,vlen) /* space name/value uses */ \
|
|
(((int)sizeof(xfs_attr_sf_entry_t)-1 + (nlen)+(vlen)))
|
|
#define XFS_ATTR_SF_ENTSIZE_MAX /* max space for name&value */ \
|
|
((1 << (NBBY*(int)sizeof(__uint8_t))) - 1)
|
|
#define XFS_ATTR_SF_ENTSIZE(sfep) /* space an entry uses */ \
|
|
((int)sizeof(xfs_attr_sf_entry_t)-1 + (sfep)->namelen+(sfep)->valuelen)
|
|
#define XFS_ATTR_SF_NEXTENTRY(sfep) /* next entry in struct */ \
|
|
((xfs_attr_sf_entry_t *)((char *)(sfep) + XFS_ATTR_SF_ENTSIZE(sfep)))
|
|
#define XFS_ATTR_SF_TOTSIZE(dp) /* total space in use */ \
|
|
(be16_to_cpu(((xfs_attr_shortform_t *) \
|
|
((dp)->i_afp->if_u1.if_data))->hdr.totsize))
|
|
|
|
#endif /* __XFS_ATTR_SF_H__ */
|