/*
- * Copyright (c) 2000, 2002-2003, 2005 Silicon Graphics, Inc.
+ * Copyright (c) 2000,2002-2003,2005 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
+ * 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.
+ * 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.
*
- * 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/
+ * 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_LEAF_H__
#define __XFS_ATTR_LEAF_H__
* the leaf_entry. The namespaces are independent only because we also look
* at the namespace bit when we are looking for a matching attribute name.
*
- * We also store a "incomplete" bit in the leaf_entry. It shows that an
+ * We also store an "incomplete" bit in the leaf_entry. It shows that an
* attribute is in the middle of being created and should not be shown to
* the user if we crash during the time that the bit is set. We clear the
* bit when we have finished setting up the attribute. We do this because
*/
#define XFS_ATTR_LEAF_MAPSIZE 3 /* how many freespace slots */
+typedef struct xfs_attr_leaf_map { /* RLE map of free bytes */
+ __be16 base; /* base of free region */
+ __be16 size; /* length of free region */
+} xfs_attr_leaf_map_t;
+
+typedef struct xfs_attr_leaf_hdr { /* constant-structure header block */
+ xfs_da_blkinfo_t info; /* block type, links, etc. */
+ __be16 count; /* count of active leaf_entry's */
+ __be16 usedbytes; /* num bytes of names/values stored */
+ __be16 firstused; /* first used byte in name area */
+ __u8 holes; /* != 0 if blk needs compaction */
+ __u8 pad1;
+ xfs_attr_leaf_map_t freemap[XFS_ATTR_LEAF_MAPSIZE];
+ /* N largest free regions */
+} xfs_attr_leaf_hdr_t;
+
+typedef struct xfs_attr_leaf_entry { /* sorted on key, not name */
+ __be32 hashval; /* hash value of name */
+ __be16 nameidx; /* index into buffer of name/value */
+ __u8 flags; /* LOCAL/ROOT/SECURE/INCOMPLETE flag */
+ __u8 pad2; /* unused pad byte */
+} xfs_attr_leaf_entry_t;
+
+typedef struct xfs_attr_leaf_name_local {
+ __be16 valuelen; /* number of bytes in value */
+ __u8 namelen; /* length of name bytes */
+ __u8 nameval[1]; /* name/value bytes */
+} xfs_attr_leaf_name_local_t;
+
+typedef struct xfs_attr_leaf_name_remote {
+ __be32 valueblk; /* block number of value bytes */
+ __be32 valuelen; /* number of bytes in value */
+ __u8 namelen; /* length of name bytes */
+ __u8 name[1]; /* name bytes */
+} xfs_attr_leaf_name_remote_t;
+
typedef struct xfs_attr_leafblock {
- struct xfs_attr_leaf_hdr { /* constant-structure header block */
- xfs_da_blkinfo_t info; /* block type, links, etc. */
- __uint16_t count; /* count of active leaf_entry's */
- __uint16_t usedbytes; /* num bytes of names/values stored */
- __uint16_t firstused; /* first used byte in name area */
- __uint8_t holes; /* != 0 if blk needs compaction */
- __uint8_t pad1;
- struct xfs_attr_leaf_map { /* RLE map of free bytes */
- __uint16_t base; /* base of free region */
- __uint16_t size; /* length of free region */
- } freemap[XFS_ATTR_LEAF_MAPSIZE]; /* N largest free regions */
- } hdr;
- struct xfs_attr_leaf_entry { /* sorted on key, not name */
- xfs_dahash_t hashval; /* hash value of name */
- __uint16_t nameidx; /* index into buffer of name/value */
- __uint8_t flags; /* LOCAL/ROOT/SECURE/INCOMPLETE flag */
- __uint8_t pad2; /* unused pad byte */
- } entries[1]; /* variable sized array */
- struct xfs_attr_leaf_name_local {
- __uint16_t valuelen; /* number of bytes in value */
- __uint8_t namelen; /* length of name bytes */
- __uint8_t nameval[1]; /* name/value bytes */
- } namelist; /* grows from bottom of buf */
- struct xfs_attr_leaf_name_remote {
- xfs_dablk_t valueblk; /* block number of value bytes */
- __uint32_t valuelen; /* number of bytes in value */
- __uint8_t namelen; /* length of name bytes */
- __uint8_t name[1]; /* name bytes */
- } valuelist; /* grows from bottom of buf */
+ xfs_attr_leaf_hdr_t hdr; /* constant-structure header block */
+ xfs_attr_leaf_entry_t entries[1]; /* sorted on key, not name */
+ xfs_attr_leaf_name_local_t namelist; /* grows from bottom of buf */
+ xfs_attr_leaf_name_remote_t valuelist; /* grows from bottom of buf */
} xfs_attr_leafblock_t;
-typedef struct xfs_attr_leaf_hdr xfs_attr_leaf_hdr_t;
-typedef struct xfs_attr_leaf_map xfs_attr_leaf_map_t;
-typedef struct xfs_attr_leaf_entry xfs_attr_leaf_entry_t;
-typedef struct xfs_attr_leaf_name_local xfs_attr_leaf_name_local_t;
-typedef struct xfs_attr_leaf_name_remote xfs_attr_leaf_name_remote_t;
/*
* Flags used in the leaf_entry[i].flags field.
static inline xfs_attr_leaf_name_remote_t *
xfs_attr_leaf_name_remote(xfs_attr_leafblock_t *leafp, int idx)
{
- return (xfs_attr_leaf_name_remote_t *) &((char *)
- (leafp))[INT_GET((leafp)->entries[idx].nameidx, ARCH_CONVERT)];
+ return (xfs_attr_leaf_name_remote_t *)
+ &((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
}
#define XFS_ATTR_LEAF_NAME_LOCAL(leafp,idx) \
static inline xfs_attr_leaf_name_local_t *
xfs_attr_leaf_name_local(xfs_attr_leafblock_t *leafp, int idx)
{
- return (xfs_attr_leaf_name_local_t *) &((char *)
- (leafp))[INT_GET((leafp)->entries[idx].nameidx, ARCH_CONVERT)];
+ return (xfs_attr_leaf_name_local_t *)
+ &((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
}
-#define XFS_ATTR_LEAF_NAME(leafp,idx) xfs_attr_leaf_name(leafp,idx)
+#define XFS_ATTR_LEAF_NAME(leafp,idx) \
+ xfs_attr_leaf_name(leafp,idx)
static inline char *xfs_attr_leaf_name(xfs_attr_leafblock_t *leafp, int idx)
{
- return (&((char *)
- (leafp))[INT_GET((leafp)->entries[idx].nameidx, ARCH_CONVERT)]);
+ return &((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
}
/*