| Server IP : 79.170.40.229 / Your IP : 3.147.27.184 Web Server : Apache System : Linux web231.extendcp.co.uk 4.18.0-513.24.1.el8_9.x86_64 #1 SMP Mon Apr 8 11:23:13 EDT 2024 x86_64 User : 1stforcarhirealicante.com ( 296923) PHP Version : 5.6.40 Disable Function : NONE MySQL : ON | cURL : ON | WGET : ON | Perl : ON | Python : ON | Sudo : ON | Pkexec : ON Directory : /proc/thread-self/root/usr/include/linux/ |
Upload File : |
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
/*
* include/linux/bfs_fs.h - BFS data structures on disk.
* Copyright (C) 1999 Tigran Aivazian <tigran@veritas.com>
*/
#ifndef _LINUX_BFS_FS_H
#define _LINUX_BFS_FS_H
#include <linux/types.h>
#define BFS_BSIZE_BITS 9
#define BFS_BSIZE (1<<BFS_BSIZE_BITS)
#define BFS_MAGIC 0x1BADFACE
#define BFS_ROOT_INO 2
#define BFS_INODES_PER_BLOCK 8
/* SVR4 vnode type values (bfs_inode->i_vtype) */
#define BFS_VDIR 2L
#define BFS_VREG 1L
/* BFS inode layout on disk */
struct bfs_inode {
__le16 i_ino;
__u16 i_unused;
__le32 i_sblock;
__le32 i_eblock;
__le32 i_eoffset;
__le32 i_vtype;
__le32 i_mode;
__le32 i_uid;
__le32 i_gid;
__le32 i_nlink;
__le32 i_atime;
__le32 i_mtime;
__le32 i_ctime;
__u32 i_padding[4];
};
#define BFS_NAMELEN 14
#define BFS_DIRENT_SIZE 16
#define BFS_DIRS_PER_BLOCK 32
struct bfs_dirent {
__le16 ino;
char name[BFS_NAMELEN];
};
/* BFS superblock layout on disk */
struct bfs_super_block {
__le32 s_magic;
__le32 s_start;
__le32 s_end;
__le32 s_from;
__le32 s_to;
__s32 s_bfrom;
__s32 s_bto;
char s_fsname[6];
char s_volume[6];
__u32 s_padding[118];
};
#define BFS_OFF2INO(offset) \
((((offset) - BFS_BSIZE) / sizeof(struct bfs_inode)) + BFS_ROOT_INO)
#define BFS_INO2OFF(ino) \
((__u32)(((ino) - BFS_ROOT_INO) * sizeof(struct bfs_inode)) + BFS_BSIZE)
#define BFS_NZFILESIZE(ip) \
((le32_to_cpu((ip)->i_eoffset) + 1) - le32_to_cpu((ip)->i_sblock) * BFS_BSIZE)
#define BFS_FILESIZE(ip) \
((ip)->i_sblock == 0 ? 0 : BFS_NZFILESIZE(ip))
#define BFS_FILEBLOCKS(ip) \
((ip)->i_sblock == 0 ? 0 : (le32_to_cpu((ip)->i_eblock) + 1) - le32_to_cpu((ip)->i_sblock))
#define BFS_UNCLEAN(bfs_sb, sb) \
((le32_to_cpu(bfs_sb->s_from) != -1) && (le32_to_cpu(bfs_sb->s_to) != -1) && !(sb->s_flags & SB_RDONLY))
#endif /* _LINUX_BFS_FS_H */