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-rw-r--r--fs/freevxfs/vxfs_inode.h169
1 files changed, 169 insertions, 0 deletions
diff --git a/fs/freevxfs/vxfs_inode.h b/fs/freevxfs/vxfs_inode.h
new file mode 100644
index 000000000..1e9e138d2
--- /dev/null
+++ b/fs/freevxfs/vxfs_inode.h
@@ -0,0 +1,169 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (c) 2000-2001 Christoph Hellwig.
+ * Copyright (c) 2016 Krzysztof Blaszkowski
+ */
+#ifndef _VXFS_INODE_H_
+#define _VXFS_INODE_H_
+
+/*
+ * Veritas filesystem driver - inode structure.
+ *
+ * This file contains the definition of the disk and core
+ * inodes of the Veritas Filesystem.
+ */
+
+
+#define VXFS_ISIZE 0x100 /* Inode size */
+
+#define VXFS_NDADDR 10 /* Number of direct addrs in inode */
+#define VXFS_NIADDR 2 /* Number of indirect addrs in inode */
+#define VXFS_NIMMED 96 /* Size of immediate data in inode */
+#define VXFS_NTYPED 6 /* Num of typed extents */
+
+#define VXFS_TYPED_OFFSETMASK (0x00FFFFFFFFFFFFFFULL)
+#define VXFS_TYPED_TYPEMASK (0xFF00000000000000ULL)
+#define VXFS_TYPED_TYPESHIFT 56
+
+#define VXFS_TYPED_PER_BLOCK(sbp) \
+ ((sbp)->s_blocksize / sizeof(struct vxfs_typed))
+
+/*
+ * Possible extent descriptor types for %VXFS_ORG_TYPED extents.
+ */
+enum {
+ VXFS_TYPED_INDIRECT = 1,
+ VXFS_TYPED_DATA = 2,
+ VXFS_TYPED_INDIRECT_DEV4 = 3,
+ VXFS_TYPED_DATA_DEV4 = 4,
+};
+
+/*
+ * Data stored immediately in the inode.
+ */
+struct vxfs_immed {
+ __u8 vi_immed[VXFS_NIMMED];
+};
+
+struct vxfs_ext4 {
+ __fs32 ve4_spare; /* ?? */
+ __fs32 ve4_indsize; /* Indirect extent size */
+ __fs32 ve4_indir[VXFS_NIADDR]; /* Indirect extents */
+ struct direct { /* Direct extents */
+ __fs32 extent; /* Extent number */
+ __fs32 size; /* Size of extent */
+ } ve4_direct[VXFS_NDADDR];
+};
+
+struct vxfs_typed {
+ __fs64 vt_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
+ __fs32 vt_block; /* Extent block */
+ __fs32 vt_size; /* Size in blocks */
+};
+
+struct vxfs_typed_dev4 {
+ __fs64 vd4_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
+ __fs64 vd4_block; /* Extent block */
+ __fs64 vd4_size; /* Size in blocks */
+ __fs32 vd4_dev; /* Device ID */
+ __u8 __pad1;
+};
+
+/*
+ * The inode as contained on the physical device.
+ */
+struct vxfs_dinode {
+ __fs32 vdi_mode;
+ __fs32 vdi_nlink; /* Link count */
+ __fs32 vdi_uid; /* UID */
+ __fs32 vdi_gid; /* GID */
+ __fs64 vdi_size; /* Inode size in bytes */
+ __fs32 vdi_atime; /* Last time accessed - sec */
+ __fs32 vdi_autime; /* Last time accessed - usec */
+ __fs32 vdi_mtime; /* Last modify time - sec */
+ __fs32 vdi_mutime; /* Last modify time - usec */
+ __fs32 vdi_ctime; /* Create time - sec */
+ __fs32 vdi_cutime; /* Create time - usec */
+ __u8 vdi_aflags; /* Allocation flags */
+ __u8 vdi_orgtype; /* Organisation type */
+ __fs16 vdi_eopflags;
+ __fs32 vdi_eopdata;
+ union {
+ __fs32 rdev;
+ __fs32 dotdot;
+ struct {
+ __u32 reserved;
+ __fs32 fixextsize;
+ } i_regular;
+ struct {
+ __fs32 matchino;
+ __fs32 fsetindex;
+ } i_vxspec;
+ __u64 align;
+ } vdi_ftarea;
+ __fs32 vdi_blocks; /* How much blocks does inode occupy */
+ __fs32 vdi_gen; /* Inode generation */
+ __fs64 vdi_version; /* Version */
+ union {
+ struct vxfs_immed immed;
+ struct vxfs_ext4 ext4;
+ struct vxfs_typed typed[VXFS_NTYPED];
+ } vdi_org;
+ __fs32 vdi_iattrino;
+};
+
+#define vdi_rdev vdi_ftarea.rdev
+#define vdi_dotdot vdi_ftarea.dotdot
+#define vdi_fixextsize vdi_ftarea.regular.fixextsize
+#define vdi_matchino vdi_ftarea.vxspec.matchino
+#define vdi_fsetindex vdi_ftarea.vxspec.fsetindex
+
+#define vdi_immed vdi_org.immed
+#define vdi_ext4 vdi_org.ext4
+#define vdi_typed vdi_org.typed
+
+
+/*
+ * The inode as represented in the main memory.
+ */
+struct vxfs_inode_info {
+ struct inode vfs_inode;
+
+ __u32 vii_mode;
+ __u32 vii_nlink; /* Link count */
+ __u32 vii_uid; /* UID */
+ __u32 vii_gid; /* GID */
+ __u64 vii_size; /* Inode size in bytes */
+ __u32 vii_atime; /* Last time accessed - sec */
+ __u32 vii_autime; /* Last time accessed - usec */
+ __u32 vii_mtime; /* Last modify time - sec */
+ __u32 vii_mutime; /* Last modify time - usec */
+ __u32 vii_ctime; /* Create time - sec */
+ __u32 vii_cutime; /* Create time - usec */
+ __u8 vii_orgtype; /* Organisation type */
+ union {
+ __u32 rdev;
+ __u32 dotdot;
+ } vii_ftarea;
+ __u32 vii_blocks; /* How much blocks does inode occupy */
+ __u32 vii_gen; /* Inode generation */
+ union {
+ struct vxfs_immed immed;
+ struct vxfs_ext4 ext4;
+ struct vxfs_typed typed[VXFS_NTYPED];
+ } vii_org;
+};
+
+#define vii_rdev vii_ftarea.rdev
+#define vii_dotdot vii_ftarea.dotdot
+
+#define vii_immed vii_org.immed
+#define vii_ext4 vii_org.ext4
+#define vii_typed vii_org.typed
+
+static inline struct vxfs_inode_info *VXFS_INO(struct inode *inode)
+{
+ return container_of(inode, struct vxfs_inode_info, vfs_inode);
+}
+
+#endif /* _VXFS_INODE_H_ */