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-rw-r--r--fs/xfs/xfs_dir2_sf.h171
1 files changed, 0 insertions, 171 deletions
diff --git a/fs/xfs/xfs_dir2_sf.h b/fs/xfs/xfs_dir2_sf.h
deleted file mode 100644
index 6ac44b550d39..000000000000
--- a/fs/xfs/xfs_dir2_sf.h
+++ /dev/null
@@ -1,171 +0,0 @@
-/*
- * Copyright (c) 2000-2001,2005 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_DIR2_SF_H__
-#define __XFS_DIR2_SF_H__
-
-/*
- * Directory layout when stored internal to an inode.
- *
- * Small directories are packed as tightly as possible so as to
- * fit into the literal area of the inode.
- */
-
-struct uio;
-struct xfs_dabuf;
-struct xfs_da_args;
-struct xfs_dir2_block;
-struct xfs_inode;
-struct xfs_mount;
-struct xfs_trans;
-
-/*
- * Inode number stored as 8 8-bit values.
- */
-typedef struct { __uint8_t i[8]; } xfs_dir2_ino8_t;
-
-/*
- * Inode number stored as 4 8-bit values.
- * Works a lot of the time, when all the inode numbers in a directory
- * fit in 32 bits.
- */
-typedef struct { __uint8_t i[4]; } xfs_dir2_ino4_t;
-
-typedef union {
- xfs_dir2_ino8_t i8;
- xfs_dir2_ino4_t i4;
-} xfs_dir2_inou_t;
-#define XFS_DIR2_MAX_SHORT_INUM ((xfs_ino_t)0xffffffffULL)
-
-/*
- * Normalized offset (in a data block) of the entry, really xfs_dir2_data_off_t.
- * Only need 16 bits, this is the byte offset into the single block form.
- */
-typedef struct { __uint8_t i[2]; } __arch_pack xfs_dir2_sf_off_t;
-
-/*
- * The parent directory has a dedicated field, and the self-pointer must
- * be calculated on the fly.
- *
- * Entries are packed toward the top as tightly as possible. The header
- * and the elements must be memcpy'd out into a work area to get correct
- * alignment for the inode number fields.
- */
-typedef struct xfs_dir2_sf_hdr {
- __uint8_t count; /* count of entries */
- __uint8_t i8count; /* count of 8-byte inode #s */
- xfs_dir2_inou_t parent; /* parent dir inode number */
-} __arch_pack xfs_dir2_sf_hdr_t;
-
-typedef struct xfs_dir2_sf_entry {
- __uint8_t namelen; /* actual name length */
- xfs_dir2_sf_off_t offset; /* saved offset */
- __uint8_t name[1]; /* name, variable size */
- xfs_dir2_inou_t inumber; /* inode number, var. offset */
-} __arch_pack xfs_dir2_sf_entry_t;
-
-typedef struct xfs_dir2_sf {
- xfs_dir2_sf_hdr_t hdr; /* shortform header */
- xfs_dir2_sf_entry_t list[1]; /* shortform entries */
-} xfs_dir2_sf_t;
-
-static inline int xfs_dir2_sf_hdr_size(int i8count)
-{
- return ((uint)sizeof(xfs_dir2_sf_hdr_t) - \
- ((i8count) == 0) * \
- ((uint)sizeof(xfs_dir2_ino8_t) - (uint)sizeof(xfs_dir2_ino4_t)));
-}
-
-static inline xfs_dir2_inou_t *xfs_dir2_sf_inumberp(xfs_dir2_sf_entry_t *sfep)
-{
- return (xfs_dir2_inou_t *)&(sfep)->name[(sfep)->namelen];
-}
-
-static inline xfs_intino_t
-xfs_dir2_sf_get_inumber(xfs_dir2_sf_t *sfp, xfs_dir2_inou_t *from)
-{
- return ((sfp)->hdr.i8count == 0 ? \
- (xfs_intino_t)XFS_GET_DIR_INO4((from)->i4) : \
- (xfs_intino_t)XFS_GET_DIR_INO8((from)->i8));
-}
-
-static inline void xfs_dir2_sf_put_inumber(xfs_dir2_sf_t *sfp, xfs_ino_t *from,
- xfs_dir2_inou_t *to)
-{
- if ((sfp)->hdr.i8count == 0)
- XFS_PUT_DIR_INO4(*(from), (to)->i4);
- else
- XFS_PUT_DIR_INO8(*(from), (to)->i8);
-}
-
-static inline xfs_dir2_data_aoff_t
-xfs_dir2_sf_get_offset(xfs_dir2_sf_entry_t *sfep)
-{
- return INT_GET_UNALIGNED_16_BE(&(sfep)->offset.i);
-}
-
-static inline void
-xfs_dir2_sf_put_offset(xfs_dir2_sf_entry_t *sfep, xfs_dir2_data_aoff_t off)
-{
- INT_SET_UNALIGNED_16_BE(&(sfep)->offset.i, off);
-}
-
-static inline int xfs_dir2_sf_entsize_byname(xfs_dir2_sf_t *sfp, int len)
-{
- return ((uint)sizeof(xfs_dir2_sf_entry_t) - 1 + (len) - \
- ((sfp)->hdr.i8count == 0) * \
- ((uint)sizeof(xfs_dir2_ino8_t) - (uint)sizeof(xfs_dir2_ino4_t)));
-}
-
-static inline int
-xfs_dir2_sf_entsize_byentry(xfs_dir2_sf_t *sfp, xfs_dir2_sf_entry_t *sfep)
-{
- return ((uint)sizeof(xfs_dir2_sf_entry_t) - 1 + (sfep)->namelen - \
- ((sfp)->hdr.i8count == 0) * \
- ((uint)sizeof(xfs_dir2_ino8_t) - (uint)sizeof(xfs_dir2_ino4_t)));
-}
-
-static inline xfs_dir2_sf_entry_t *xfs_dir2_sf_firstentry(xfs_dir2_sf_t *sfp)
-{
- return ((xfs_dir2_sf_entry_t *) \
- ((char *)(sfp) + xfs_dir2_sf_hdr_size(sfp->hdr.i8count)));
-}
-
-static inline xfs_dir2_sf_entry_t *
-xfs_dir2_sf_nextentry(xfs_dir2_sf_t *sfp, xfs_dir2_sf_entry_t *sfep)
-{
- return ((xfs_dir2_sf_entry_t *) \
- ((char *)(sfep) + xfs_dir2_sf_entsize_byentry(sfp,sfep)));
-}
-
-/*
- * Functions.
- */
-extern int xfs_dir2_block_sfsize(struct xfs_inode *dp,
- struct xfs_dir2_block *block,
- xfs_dir2_sf_hdr_t *sfhp);
-extern int xfs_dir2_block_to_sf(struct xfs_da_args *args, struct xfs_dabuf *bp,
- int size, xfs_dir2_sf_hdr_t *sfhp);
-extern int xfs_dir2_sf_addname(struct xfs_da_args *args);
-extern int xfs_dir2_sf_create(struct xfs_da_args *args, xfs_ino_t pino);
-extern int xfs_dir2_sf_getdents(struct xfs_inode *dp, void *dirent,
- xfs_off_t *offset, filldir_t filldir);
-extern int xfs_dir2_sf_lookup(struct xfs_da_args *args);
-extern int xfs_dir2_sf_removename(struct xfs_da_args *args);
-extern int xfs_dir2_sf_replace(struct xfs_da_args *args);
-
-#endif /* __XFS_DIR2_SF_H__ */