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1/* SPDX-License-Identifier: GPL-2.0-only */2/*3 * Copyright (c) 2000-2001 Christoph Hellwig.4 * Copyright (c) 2016 Krzysztof Blaszkowski5 */6#ifndef _VXFS_INODE_H_7#define _VXFS_INODE_H_8 9/*10 * Veritas filesystem driver - inode structure.11 *12 * This file contains the definition of the disk and core13 * inodes of the Veritas Filesystem.14 */15 16 17#define VXFS_ISIZE 0x100 /* Inode size */18 19#define VXFS_NDADDR 10 /* Number of direct addrs in inode */20#define VXFS_NIADDR 2 /* Number of indirect addrs in inode */21#define VXFS_NIMMED 96 /* Size of immediate data in inode */22#define VXFS_NTYPED 6 /* Num of typed extents */23 24#define VXFS_TYPED_OFFSETMASK (0x00FFFFFFFFFFFFFFULL)25#define VXFS_TYPED_TYPEMASK (0xFF00000000000000ULL)26#define VXFS_TYPED_TYPESHIFT 5627 28#define VXFS_TYPED_PER_BLOCK(sbp) \29 ((sbp)->s_blocksize / sizeof(struct vxfs_typed))30 31/*32 * Possible extent descriptor types for %VXFS_ORG_TYPED extents.33 */34enum {35 VXFS_TYPED_INDIRECT = 1,36 VXFS_TYPED_DATA = 2,37 VXFS_TYPED_INDIRECT_DEV4 = 3,38 VXFS_TYPED_DATA_DEV4 = 4,39};40 41/*42 * Data stored immediately in the inode.43 */44struct vxfs_immed {45 __u8 vi_immed[VXFS_NIMMED];46};47 48struct vxfs_ext4 {49 __fs32 ve4_spare; /* ?? */50 __fs32 ve4_indsize; /* Indirect extent size */51 __fs32 ve4_indir[VXFS_NIADDR]; /* Indirect extents */52 struct direct { /* Direct extents */53 __fs32 extent; /* Extent number */54 __fs32 size; /* Size of extent */55 } ve4_direct[VXFS_NDADDR];56};57 58struct vxfs_typed {59 __fs64 vt_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */60 __fs32 vt_block; /* Extent block */61 __fs32 vt_size; /* Size in blocks */62};63 64struct vxfs_typed_dev4 {65 __fs64 vd4_hdr; /* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */66 __fs64 vd4_block; /* Extent block */67 __fs64 vd4_size; /* Size in blocks */68 __fs32 vd4_dev; /* Device ID */69 __u8 __pad1;70};71 72/*73 * The inode as contained on the physical device.74 */75struct vxfs_dinode {76 __fs32 vdi_mode;77 __fs32 vdi_nlink; /* Link count */78 __fs32 vdi_uid; /* UID */79 __fs32 vdi_gid; /* GID */80 __fs64 vdi_size; /* Inode size in bytes */81 __fs32 vdi_atime; /* Last time accessed - sec */82 __fs32 vdi_autime; /* Last time accessed - usec */83 __fs32 vdi_mtime; /* Last modify time - sec */84 __fs32 vdi_mutime; /* Last modify time - usec */85 __fs32 vdi_ctime; /* Create time - sec */86 __fs32 vdi_cutime; /* Create time - usec */87 __u8 vdi_aflags; /* Allocation flags */88 __u8 vdi_orgtype; /* Organisation type */89 __fs16 vdi_eopflags;90 __fs32 vdi_eopdata;91 union {92 __fs32 rdev;93 __fs32 dotdot;94 struct {95 __u32 reserved;96 __fs32 fixextsize;97 } i_regular;98 struct {99 __fs32 matchino;100 __fs32 fsetindex;101 } i_vxspec;102 __u64 align;103 } vdi_ftarea;104 __fs32 vdi_blocks; /* How much blocks does inode occupy */105 __fs32 vdi_gen; /* Inode generation */106 __fs64 vdi_version; /* Version */107 union {108 struct vxfs_immed immed;109 struct vxfs_ext4 ext4;110 struct vxfs_typed typed[VXFS_NTYPED];111 } vdi_org;112 __fs32 vdi_iattrino;113};114 115#define vdi_rdev vdi_ftarea.rdev116#define vdi_dotdot vdi_ftarea.dotdot117#define vdi_fixextsize vdi_ftarea.regular.fixextsize118#define vdi_matchino vdi_ftarea.vxspec.matchino119#define vdi_fsetindex vdi_ftarea.vxspec.fsetindex120 121#define vdi_immed vdi_org.immed122#define vdi_ext4 vdi_org.ext4123#define vdi_typed vdi_org.typed124 125 126/*127 * The inode as represented in the main memory.128 */129struct vxfs_inode_info {130 struct inode vfs_inode;131 132 __u32 vii_mode;133 __u32 vii_nlink; /* Link count */134 __u32 vii_uid; /* UID */135 __u32 vii_gid; /* GID */136 __u64 vii_size; /* Inode size in bytes */137 __u32 vii_atime; /* Last time accessed - sec */138 __u32 vii_autime; /* Last time accessed - usec */139 __u32 vii_mtime; /* Last modify time - sec */140 __u32 vii_mutime; /* Last modify time - usec */141 __u32 vii_ctime; /* Create time - sec */142 __u32 vii_cutime; /* Create time - usec */143 __u8 vii_orgtype; /* Organisation type */144 union {145 __u32 rdev;146 __u32 dotdot;147 } vii_ftarea;148 __u32 vii_blocks; /* How much blocks does inode occupy */149 __u32 vii_gen; /* Inode generation */150 union {151 struct vxfs_immed immed;152 struct vxfs_ext4 ext4;153 struct vxfs_typed typed[VXFS_NTYPED];154 } vii_org;155};156 157#define vii_rdev vii_ftarea.rdev158#define vii_dotdot vii_ftarea.dotdot159 160#define vii_immed vii_org.immed161#define vii_ext4 vii_org.ext4162#define vii_typed vii_org.typed163 164static inline struct vxfs_inode_info *VXFS_INO(struct inode *inode)165{166 return container_of(inode, struct vxfs_inode_info, vfs_inode);167}168 169#endif /* _VXFS_INODE_H_ */170