/*
- * Copyright (c) 2000 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
+ * 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.
- *
- * 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/
+ *
+ * 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__
* fit into the literal area of the inode.
*/
-struct dirent;
struct uio;
struct xfs_dabuf;
struct xfs_da_args;
*/
typedef struct { __uint8_t i[8]; } xfs_dir2_ino8_t;
-#define XFS_DIR2_SF_GET_INO8_ARCH(di,arch) \
- (xfs_ino_t)(DIRINO_GET_ARCH(&di,arch))
-#define XFS_DIR2_SF_GET_INO8(di) \
- XFS_DIR2_SF_GET_INO8_ARCH(di,ARCH_NOCONVERT)
-
/*
* 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;
-#define XFS_DIR2_SF_GET_INO4_ARCH(di,arch) \
- (xfs_ino_t)(DIRINO4_GET_ARCH(&di,arch))
-#define XFS_DIR2_SF_GET_INO4(di) \
- XFS_DIR2_SF_GET_INO4_ARCH(di,ARCH_NOCONVERT)
typedef union {
xfs_dir2_ino8_t i8;
* be calculated on the fly.
*
* Entries are packed toward the top as tightly as possible. The header
- * and the elements must be bcopy()'d out into a work area to get correct
+ * 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 {
xfs_dir2_sf_entry_t list[1]; /* shortform entries */
} xfs_dir2_sf_t;
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_HDR_SIZE)
-int xfs_dir2_sf_hdr_size(int i8count);
#define XFS_DIR2_SF_HDR_SIZE(i8count) xfs_dir2_sf_hdr_size(i8count)
-#else
-#define XFS_DIR2_SF_HDR_SIZE(i8count) \
- ((uint)sizeof(xfs_dir2_sf_hdr_t) - \
- ((i8count) == 0) * \
- ((uint)sizeof(xfs_dir2_ino8_t) - (uint)sizeof(xfs_dir2_ino4_t)))
-#endif
+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)));
+}
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_INUMBERP)
-xfs_dir2_inou_t *xfs_dir2_sf_inumberp(xfs_dir2_sf_entry_t *sfep);
#define XFS_DIR2_SF_INUMBERP(sfep) xfs_dir2_sf_inumberp(sfep)
-#else
-#define XFS_DIR2_SF_INUMBERP(sfep) \
- ((xfs_dir2_inou_t *)&(sfep)->name[(sfep)->namelen])
-#endif
-
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_GET_INUMBER)
-xfs_intino_t xfs_dir2_sf_get_inumber_arch(xfs_dir2_sf_t *sfp, xfs_dir2_inou_t *from,
- xfs_arch_t arch);
-#define XFS_DIR2_SF_GET_INUMBER_ARCH(sfp, from, arch) \
- xfs_dir2_sf_get_inumber_arch(sfp, from, arch)
-
-#else
-#define XFS_DIR2_SF_GET_INUMBER_ARCH(sfp, from, arch) \
- ((sfp)->hdr.i8count == 0 ? \
- (xfs_intino_t)XFS_DIR2_SF_GET_INO4_ARCH(*(from), arch) : \
- (xfs_intino_t)XFS_DIR2_SF_GET_INO8_ARCH(*(from), arch))
-#endif
-
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_PUT_INUMBER)
-void xfs_dir2_sf_put_inumber_arch(xfs_dir2_sf_t *sfp, xfs_ino_t *from,
- xfs_dir2_inou_t *to, xfs_arch_t arch);
-#define XFS_DIR2_SF_PUT_INUMBER_ARCH(sfp,from,to,arch) \
- xfs_dir2_sf_put_inumber_arch(sfp,from,to,arch)
-#else
-#define XFS_DIR2_SF_PUT_INUMBER_ARCH(sfp,from,to,arch) \
- if ((sfp)->hdr.i8count == 0) { \
- DIRINO4_COPY_ARCH(from,to,arch); \
- } else { \
- DIRINO_COPY_ARCH(from,to,arch); \
- }
-#endif
-
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_GET_OFFSET)
-xfs_dir2_data_aoff_t xfs_dir2_sf_get_offset_arch(xfs_dir2_sf_entry_t *sfep,
- xfs_arch_t arch);
-xfs_dir2_data_aoff_t xfs_dir2_sf_get_offset(xfs_dir2_sf_entry_t *sfep);
-#define XFS_DIR2_SF_GET_OFFSET_ARCH(sfep,arch) \
- xfs_dir2_sf_get_offset_arch(sfep,arch)
-#else
-#define XFS_DIR2_SF_GET_OFFSET_ARCH(sfep,arch) \
- INT_GET_UNALIGNED_16_ARCH(&(sfep)->offset.i,arch)
-#endif
-
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_PUT_OFFSET)
-void xfs_dir2_sf_put_offset_arch(xfs_dir2_sf_entry_t *sfep,
- xfs_dir2_data_aoff_t off, xfs_arch_t arch);
-#define XFS_DIR2_SF_PUT_OFFSET_ARCH(sfep,off,arch) \
- xfs_dir2_sf_put_offset_arch(sfep,off,arch)
-#else
-#define XFS_DIR2_SF_PUT_OFFSET_ARCH(sfep,off,arch) \
- INT_SET_UNALIGNED_16_ARCH(&(sfep)->offset.i,off,arch)
-#endif
+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];
+}
+
+#define XFS_DIR2_SF_GET_INUMBER(sfp, from) \
+ xfs_dir2_sf_get_inumber(sfp, from)
+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));
+}
+
+#define XFS_DIR2_SF_PUT_INUMBER(sfp,from,to) \
+ xfs_dir2_sf_put_inumber(sfp,from,to)
+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);
+}
+
+#define XFS_DIR2_SF_GET_OFFSET(sfep) \
+ xfs_dir2_sf_get_offset(sfep)
+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);
+}
+
+#define XFS_DIR2_SF_PUT_OFFSET(sfep,off) \
+ xfs_dir2_sf_put_offset(sfep,off)
+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);
+}
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_ENTSIZE_BYNAME)
-int xfs_dir2_sf_entsize_byname(xfs_dir2_sf_t *sfp, int len);
#define XFS_DIR2_SF_ENTSIZE_BYNAME(sfp,len) \
xfs_dir2_sf_entsize_byname(sfp,len)
-#else
-#define XFS_DIR2_SF_ENTSIZE_BYNAME(sfp,len) /* space a name uses */ \
- ((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)))
-#endif
+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)));
+}
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_ENTSIZE_BYENTRY)
-int xfs_dir2_sf_entsize_byentry(xfs_dir2_sf_t *sfp, xfs_dir2_sf_entry_t *sfep);
#define XFS_DIR2_SF_ENTSIZE_BYENTRY(sfp,sfep) \
xfs_dir2_sf_entsize_byentry(sfp,sfep)
-#else
-#define XFS_DIR2_SF_ENTSIZE_BYENTRY(sfp,sfep) /* space an entry uses */ \
- ((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)))
-#endif
+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)));
+}
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_FIRSTENTRY)
-xfs_dir2_sf_entry_t *xfs_dir2_sf_firstentry(xfs_dir2_sf_t *sfp);
#define XFS_DIR2_SF_FIRSTENTRY(sfp) xfs_dir2_sf_firstentry(sfp)
-#else
-#define XFS_DIR2_SF_FIRSTENTRY(sfp) /* first entry in struct */ \
- ((xfs_dir2_sf_entry_t *) \
- ((char *)(sfp) + XFS_DIR2_SF_HDR_SIZE(sfp->hdr.i8count)))
-#endif
-
-#if XFS_WANT_FUNCS || (XFS_WANT_SPACE && XFSSO_XFS_DIR2_SF_NEXTENTRY)
-xfs_dir2_sf_entry_t *xfs_dir2_sf_nextentry(xfs_dir2_sf_t *sfp,
- xfs_dir2_sf_entry_t *sfep);
-#define XFS_DIR2_SF_NEXTENTRY(sfp,sfep) xfs_dir2_sf_nextentry(sfp,sfep)
-#else
-#define XFS_DIR2_SF_NEXTENTRY(sfp,sfep) /* next entry in struct */ \
- ((xfs_dir2_sf_entry_t *) \
- ((char *)(sfep) + XFS_DIR2_SF_ENTSIZE_BYENTRY(sfp,sfep)))
-#endif
+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)));
+}
+
+#define XFS_DIR2_SF_NEXTENTRY(sfp,sfep) xfs_dir2_sf_nextentry(sfp,sfep)
+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, struct uio *uio, int *eofp,
- struct dirent *dbp, xfs_dir2_put_t put);
-
-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);
+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, struct uio *uio,
+ int *eofp, struct xfs_dirent *dbp,
+ xfs_dir2_put_t put);
+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__ */
projects / thirdparty / xfsprogs-dev.git / blobdiff