Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2)  * Copyright (c) 2000-2001 Christoph Hellwig.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  * Copyright (c) 2016 Krzysztof Blaszkowski
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  * All rights reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  * Redistribution and use in source and binary forms, with or without
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * modification, are permitted provided that the following conditions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * are met:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  * 1. Redistributions of source code must retain the above copyright
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  *    notice, this list of conditions, and the following disclaimer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  *    without modification.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  * 2. The name of the author may not be used to endorse or promote products
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  *    derived from this software without specific prior written permission.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15)  * Alternatively, this software may be distributed under the terms of the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16)  * GNU General Public License ("GPL").
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18)  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19)  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20)  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21)  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22)  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23)  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24)  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25)  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26)  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27)  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28)  * SUCH DAMAGE.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #ifndef _VXFS_INODE_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #define _VXFS_INODE_H_
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35)  * Veritas filesystem driver - inode structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37)  * This file contains the definition of the disk and core
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38)  * inodes of the Veritas Filesystem.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) #define VXFS_ISIZE		0x100		/* Inode size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) #define VXFS_NDADDR		10		/* Number of direct addrs in inode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) #define VXFS_NIADDR		2		/* Number of indirect addrs in inode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) #define VXFS_NIMMED		96		/* Size of immediate data in inode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) #define VXFS_NTYPED		6		/* Num of typed extents */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) #define VXFS_TYPED_OFFSETMASK	(0x00FFFFFFFFFFFFFFULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) #define VXFS_TYPED_TYPEMASK	(0xFF00000000000000ULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) #define VXFS_TYPED_TYPESHIFT	56
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) #define VXFS_TYPED_PER_BLOCK(sbp) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) 	((sbp)->s_blocksize / sizeof(struct vxfs_typed))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57)  * Possible extent descriptor types for %VXFS_ORG_TYPED extents.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	VXFS_TYPED_INDIRECT		= 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 	VXFS_TYPED_DATA			= 2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) 	VXFS_TYPED_INDIRECT_DEV4	= 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 	VXFS_TYPED_DATA_DEV4		= 4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67)  * Data stored immediately in the inode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) struct vxfs_immed {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	__u8			vi_immed[VXFS_NIMMED];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) struct vxfs_ext4 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) 	__fs32			ve4_spare;		/* ?? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	__fs32			ve4_indsize;		/* Indirect extent size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	__fs32			ve4_indir[VXFS_NIADDR];	/* Indirect extents */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	struct direct {					/* Direct extents */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 		__fs32		extent;			/* Extent number */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 		__fs32		size;			/* Size of extent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	} ve4_direct[VXFS_NDADDR];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) struct vxfs_typed {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 	__fs64		vt_hdr;		/* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) 	__fs32		vt_block;	/* Extent block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) 	__fs32		vt_size;	/* Size in blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) struct vxfs_typed_dev4 {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) 	__fs64		vd4_hdr;	/* Header, 0xTTOOOOOOOOOOOOOO; T=type,O=offs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) 	__fs64		vd4_block;	/* Extent block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 	__fs64		vd4_size;	/* Size in blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) 	__fs32		vd4_dev;	/* Device ID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) 	__u8		__pad1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98)  * The inode as contained on the physical device.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) struct vxfs_dinode {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 	__fs32		vdi_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 	__fs32		vdi_nlink;	/* Link count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 	__fs32		vdi_uid;	/* UID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 	__fs32		vdi_gid;	/* GID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 	__fs64		vdi_size;	/* Inode size in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 	__fs32		vdi_atime;	/* Last time accessed - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 	__fs32		vdi_autime;	/* Last time accessed - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 	__fs32		vdi_mtime;	/* Last modify time - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 	__fs32		vdi_mutime;	/* Last modify time - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 	__fs32		vdi_ctime;	/* Create time - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 	__fs32		vdi_cutime;	/* Create time - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 	__u8		vdi_aflags;	/* Allocation flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 	__u8		vdi_orgtype;	/* Organisation type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 	__fs16		vdi_eopflags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 	__fs32		vdi_eopdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 	union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 		__fs32			rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 		__fs32			dotdot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 		struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 			__u32		reserved;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 			__fs32		fixextsize;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 		} i_regular;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 		struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 			__fs32		matchino;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 			__fs32		fsetindex;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 		} i_vxspec;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 		__u64			align;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	} vdi_ftarea;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	__fs32		vdi_blocks;	/* How much blocks does inode occupy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	__fs32		vdi_gen;	/* Inode generation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 	__fs64		vdi_version;	/* Version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 	union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 		struct vxfs_immed	immed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 		struct vxfs_ext4	ext4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 		struct vxfs_typed	typed[VXFS_NTYPED];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 	} vdi_org;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 	__fs32		vdi_iattrino;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) #define vdi_rdev	vdi_ftarea.rdev
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) #define vdi_dotdot	vdi_ftarea.dotdot
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) #define vdi_fixextsize	vdi_ftarea.regular.fixextsize
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) #define vdi_matchino	vdi_ftarea.vxspec.matchino
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) #define vdi_fsetindex	vdi_ftarea.vxspec.fsetindex
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) #define vdi_immed	vdi_org.immed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #define vdi_ext4	vdi_org.ext4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) #define vdi_typed	vdi_org.typed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)  * The inode as represented in the main memory.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) struct vxfs_inode_info {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 	struct inode	vfs_inode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	__u32		vii_mode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 	__u32		vii_nlink;	/* Link count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 	__u32		vii_uid;	/* UID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 	__u32		vii_gid;	/* GID */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 	__u64		vii_size;	/* Inode size in bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 	__u32		vii_atime;	/* Last time accessed - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 	__u32		vii_autime;	/* Last time accessed - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 	__u32		vii_mtime;	/* Last modify time - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 	__u32		vii_mutime;	/* Last modify time - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	__u32		vii_ctime;	/* Create time - sec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	__u32		vii_cutime;	/* Create time - usec */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	__u8		vii_orgtype;	/* Organisation type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 	union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 		__u32			rdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 		__u32			dotdot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	} vii_ftarea;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	__u32		vii_blocks;	/* How much blocks does inode occupy */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	__u32		vii_gen;	/* Inode generation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		struct vxfs_immed	immed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 		struct vxfs_ext4	ext4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		struct vxfs_typed	typed[VXFS_NTYPED];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 	} vii_org;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) #define vii_rdev	vii_ftarea.rdev
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) #define vii_dotdot	vii_ftarea.dotdot
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) #define vii_immed	vii_org.immed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) #define vii_ext4	vii_org.ext4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) #define vii_typed	vii_org.typed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) static inline struct vxfs_inode_info *VXFS_INO(struct inode *inode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 	return container_of(inode, struct vxfs_inode_info, vfs_inode);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) #endif /* _VXFS_INODE_H_ */