libxfs: refactor manage_zones()

[thirdparty/xfsprogs-dev.git] / libxfs / xfs_inode_buf.h

diff --git a/libxfs/xfs_inode_buf.h b/libxfs/xfs_inode_buf.h
index 56bc65e442f7943f4b6a9b2c9b9332f6b643b28e..ab0f841653174e8d142a771c7bbca683a38e5737 100644 (file)
--- a/libxfs/xfs_inode_buf.h
+++ b/libxfs/xfs_inode_buf.h
@@ -1,26 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2000-2003,2005 Silicon Graphics, Inc.
  * All Rights Reserved.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of 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_INODE_BUF_H__
 #define        __XFS_INODE_BUF_H__
 
 struct xfs_inode;
 struct xfs_dinode;
-struct xfs_icdinode;
+
+/*
+ * In memory representation of the XFS inode. This is held in the in-core struct
+ * xfs_inode and represents the current on disk values but the structure is not
+ * in on-disk format.  That is, this structure is always translated to on-disk
+ * format specific structures at the appropriate time.
+ */
+struct xfs_icdinode {
+       int8_t          di_version;     /* inode version */
+       int8_t          di_format;      /* format of di_c data */
+       uint16_t        di_flushiter;   /* incremented on flush */
+       uint32_t        di_uid;         /* owner's user id */
+       uint32_t        di_gid;         /* owner's group id */
+       uint16_t        di_projid_lo;   /* lower part of owner's project id */
+       uint16_t        di_projid_hi;   /* higher part of owner's project id */
+       xfs_fsize_t     di_size;        /* number of bytes in file */
+       xfs_rfsblock_t  di_nblocks;     /* # of direct & btree blocks used */
+       xfs_extlen_t    di_extsize;     /* basic/minimum extent size for file */
+       xfs_extnum_t    di_nextents;    /* number of extents in data fork */
+       xfs_aextnum_t   di_anextents;   /* number of extents in attribute fork*/
+       uint8_t         di_forkoff;     /* attr fork offs, <<3 for 64b align */
+       int8_t          di_aformat;     /* format of attr fork's data */
+       uint32_t        di_dmevmask;    /* DMIG event mask */
+       uint16_t        di_dmstate;     /* DMIG state info */
+       uint16_t        di_flags;       /* random flags, XFS_DIFLAG_... */
+
+       uint64_t        di_flags2;      /* more random flags */
+       uint32_t        di_cowextsize;  /* basic cow extent size for file */
+
+       xfs_ictimestamp_t di_crtime;    /* time created */
+};
 
 /*
  * Inode location information.  Stored in the inode and passed to
@@ -38,10 +56,13 @@ int xfs_imap_to_bp(struct xfs_mount *, struct xfs_trans *,
 int    xfs_iread(struct xfs_mount *, struct xfs_trans *,
                  struct xfs_inode *, uint);
 void   xfs_dinode_calc_crc(struct xfs_mount *, struct xfs_dinode *);
-void   xfs_dinode_to_disk(struct xfs_dinode *to, struct xfs_icdinode *from);
-void   xfs_dinode_from_disk(struct xfs_icdinode *to, struct xfs_dinode *from);
-bool   xfs_dinode_verify(struct xfs_mount *mp, xfs_ino_t ino,
-                         struct xfs_dinode *dip);
+void   xfs_inode_to_disk(struct xfs_inode *ip, struct xfs_dinode *to,
+                         xfs_lsn_t lsn);
+void   xfs_inode_from_disk(struct xfs_inode *ip, struct xfs_dinode *from);
+void   xfs_log_dinode_to_disk(struct xfs_log_dinode *from,
+                              struct xfs_dinode *to);
+
+bool   xfs_dinode_good_version(struct xfs_mount *mp, __u8 version);
 
 #if defined(DEBUG)
 void   xfs_inobp_check(struct xfs_mount *, struct xfs_buf *);
@@ -49,4 +70,12 @@ void xfs_inobp_check(struct xfs_mount *, struct xfs_buf *);
 #define        xfs_inobp_check(mp, bp)
 #endif /* DEBUG */
 
+xfs_failaddr_t xfs_dinode_verify(struct xfs_mount *mp, xfs_ino_t ino,
+                          struct xfs_dinode *dip);
+xfs_failaddr_t xfs_inode_validate_extsize(struct xfs_mount *mp,
+               uint32_t extsize, uint16_t mode, uint16_t flags);
+xfs_failaddr_t xfs_inode_validate_cowextsize(struct xfs_mount *mp,
+               uint32_t cowextsize, uint16_t mode, uint16_t flags,
+               uint64_t flags2);
+
 #endif /* __XFS_INODE_BUF_H__ */