diff options
Diffstat (limited to 'ANDROID_3.4.5/fs/freevxfs/vxfs.h')
| -rw-r--r-- | ANDROID_3.4.5/fs/freevxfs/vxfs.h | 263 |
1 files changed, 0 insertions, 263 deletions
diff --git a/ANDROID_3.4.5/fs/freevxfs/vxfs.h b/ANDROID_3.4.5/fs/freevxfs/vxfs.h deleted file mode 100644 index c8a92652..00000000 --- a/ANDROID_3.4.5/fs/freevxfs/vxfs.h +++ /dev/null @@ -1,263 +0,0 @@ -/* - * Copyright (c) 2000-2001 Christoph Hellwig. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. The name of the author may not be used to endorse or promote products - * derived from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL"). - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR - * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - * - */ -#ifndef _VXFS_SUPER_H_ -#define _VXFS_SUPER_H_ - -/* - * Veritas filesystem driver - superblock structure. - * - * This file contains the definition of the disk and core - * superblocks of the Veritas Filesystem. - */ -#include <linux/types.h> - - -/* - * Data types for use with the VxFS ondisk format. - */ -typedef int32_t vx_daddr_t; -typedef int32_t vx_ino_t; - -/* - * Superblock magic number (vxfs_super->vs_magic). - */ -#define VXFS_SUPER_MAGIC 0xa501FCF5 - -/* - * The root inode. - */ -#define VXFS_ROOT_INO 2 - -/* - * Num of entries in free extent array - */ -#define VXFS_NEFREE 32 - - -/* - * VxFS superblock (disk). - */ -struct vxfs_sb { - /* - * Readonly fields for the version 1 superblock. - * - * Lots of this fields are no more used by version 2 - * and never filesystems. - */ - u_int32_t vs_magic; /* Magic number */ - int32_t vs_version; /* VxFS version */ - u_int32_t vs_ctime; /* create time - secs */ - u_int32_t vs_cutime; /* create time - usecs */ - int32_t __unused1; /* unused */ - int32_t __unused2; /* unused */ - vx_daddr_t vs_old_logstart; /* obsolete */ - vx_daddr_t vs_old_logend; /* obsolete */ - int32_t vs_bsize; /* block size */ - int32_t vs_size; /* number of blocks */ - int32_t vs_dsize; /* number of data blocks */ - u_int32_t vs_old_ninode; /* obsolete */ - int32_t vs_old_nau; /* obsolete */ - int32_t __unused3; /* unused */ - int32_t vs_old_defiextsize; /* obsolete */ - int32_t vs_old_ilbsize; /* obsolete */ - int32_t vs_immedlen; /* size of immediate data area */ - int32_t vs_ndaddr; /* number of direct extentes */ - vx_daddr_t vs_firstau; /* address of first AU */ - vx_daddr_t vs_emap; /* offset of extent map in AU */ - vx_daddr_t vs_imap; /* offset of inode map in AU */ - vx_daddr_t vs_iextop; /* offset of ExtOp. map in AU */ - vx_daddr_t vs_istart; /* offset of inode list in AU */ - vx_daddr_t vs_bstart; /* offset of fdblock in AU */ - vx_daddr_t vs_femap; /* aufirst + emap */ - vx_daddr_t vs_fimap; /* aufirst + imap */ - vx_daddr_t vs_fiextop; /* aufirst + iextop */ - vx_daddr_t vs_fistart; /* aufirst + istart */ - vx_daddr_t vs_fbstart; /* aufirst + bstart */ - int32_t vs_nindir; /* number of entries in indir */ - int32_t vs_aulen; /* length of AU in blocks */ - int32_t vs_auimlen; /* length of imap in blocks */ - int32_t vs_auemlen; /* length of emap in blocks */ - int32_t vs_auilen; /* length of ilist in blocks */ - int32_t vs_aupad; /* length of pad in blocks */ - int32_t vs_aublocks; /* data blocks in AU */ - int32_t vs_maxtier; /* log base 2 of aublocks */ - int32_t vs_inopb; /* number of inodes per blk */ - int32_t vs_old_inopau; /* obsolete */ - int32_t vs_old_inopilb; /* obsolete */ - int32_t vs_old_ndiripau; /* obsolete */ - int32_t vs_iaddrlen; /* size of indirect addr ext. */ - int32_t vs_bshift; /* log base 2 of bsize */ - int32_t vs_inoshift; /* log base 2 of inobp */ - int32_t vs_bmask; /* ~( bsize - 1 ) */ - int32_t vs_boffmask; /* bsize - 1 */ - int32_t vs_old_inomask; /* old_inopilb - 1 */ - int32_t vs_checksum; /* checksum of V1 data */ - - /* - * Version 1, writable - */ - int32_t vs_free; /* number of free blocks */ - int32_t vs_ifree; /* number of free inodes */ - int32_t vs_efree[VXFS_NEFREE]; /* number of free extents by size */ - int32_t vs_flags; /* flags ?!? */ - u_int8_t vs_mod; /* filesystem has been changed */ - u_int8_t vs_clean; /* clean FS */ - u_int16_t __unused4; /* unused */ - u_int32_t vs_firstlogid; /* mount time log ID */ - u_int32_t vs_wtime; /* last time written - sec */ - u_int32_t vs_wutime; /* last time written - usec */ - u_int8_t vs_fname[6]; /* FS name */ - u_int8_t vs_fpack[6]; /* FS pack name */ - int32_t vs_logversion; /* log format version */ - int32_t __unused5; /* unused */ - - /* - * Version 2, Read-only - */ - vx_daddr_t vs_oltext[2]; /* OLT extent and replica */ - int32_t vs_oltsize; /* OLT extent size */ - int32_t vs_iauimlen; /* size of inode map */ - int32_t vs_iausize; /* size of IAU in blocks */ - int32_t vs_dinosize; /* size of inode in bytes */ - int32_t vs_old_dniaddr; /* indir levels per inode */ - int32_t vs_checksum2; /* checksum of V2 RO */ - - /* - * Actually much more... - */ -}; - - -/* - * In core superblock filesystem private data for VxFS. - */ -struct vxfs_sb_info { - struct vxfs_sb *vsi_raw; /* raw (on disk) superblock */ - struct buffer_head *vsi_bp; /* buffer for raw superblock*/ - struct inode *vsi_fship; /* fileset header inode */ - struct inode *vsi_ilist; /* inode list inode */ - struct inode *vsi_stilist; /* structural inode list inode */ - u_long vsi_iext; /* initial inode list */ - ino_t vsi_fshino; /* fileset header inode */ - daddr_t vsi_oltext; /* OLT extent */ - daddr_t vsi_oltsize; /* OLT size */ -}; - - -/* - * File modes. File types above 0xf000 are vxfs internal only, they should - * not be passed back to higher levels of the system. vxfs file types must - * never have one of the regular file type bits set. - */ -enum vxfs_mode { - VXFS_ISUID = 0x00000800, /* setuid */ - VXFS_ISGID = 0x00000400, /* setgid */ - VXFS_ISVTX = 0x00000200, /* sticky bit */ - VXFS_IREAD = 0x00000100, /* read */ - VXFS_IWRITE = 0x00000080, /* write */ - VXFS_IEXEC = 0x00000040, /* exec */ - - VXFS_IFIFO = 0x00001000, /* Named pipe */ - VXFS_IFCHR = 0x00002000, /* Character device */ - VXFS_IFDIR = 0x00004000, /* Directory */ - VXFS_IFNAM = 0x00005000, /* Xenix device ?? */ - VXFS_IFBLK = 0x00006000, /* Block device */ - VXFS_IFREG = 0x00008000, /* Regular file */ - VXFS_IFCMP = 0x00009000, /* Compressed file ?!? */ - VXFS_IFLNK = 0x0000a000, /* Symlink */ - VXFS_IFSOC = 0x0000c000, /* Socket */ - - /* VxFS internal */ - VXFS_IFFSH = 0x10000000, /* Fileset header */ - VXFS_IFILT = 0x20000000, /* Inode list */ - VXFS_IFIAU = 0x30000000, /* Inode allocation unit */ - VXFS_IFCUT = 0x40000000, /* Current usage table */ - VXFS_IFATT = 0x50000000, /* Attr. inode */ - VXFS_IFLCT = 0x60000000, /* Link count table */ - VXFS_IFIAT = 0x70000000, /* Indirect attribute file */ - VXFS_IFEMR = 0x80000000, /* Extent map reorg file */ - VXFS_IFQUO = 0x90000000, /* BSD quota file */ - VXFS_IFPTI = 0xa0000000, /* "Pass through" inode */ - VXFS_IFLAB = 0x11000000, /* Device label file */ - VXFS_IFOLT = 0x12000000, /* OLT file */ - VXFS_IFLOG = 0x13000000, /* Log file */ - VXFS_IFEMP = 0x14000000, /* Extent map file */ - VXFS_IFEAU = 0x15000000, /* Extent AU file */ - VXFS_IFAUS = 0x16000000, /* Extent AU summary file */ - VXFS_IFDEV = 0x17000000, /* Device config file */ - -}; - -#define VXFS_TYPE_MASK 0xfffff000 - -#define VXFS_IS_TYPE(ip,type) (((ip)->vii_mode & VXFS_TYPE_MASK) == (type)) -#define VXFS_ISFIFO(x) VXFS_IS_TYPE((x),VXFS_IFIFO) -#define VXFS_ISCHR(x) VXFS_IS_TYPE((x),VXFS_IFCHR) -#define VXFS_ISDIR(x) VXFS_IS_TYPE((x),VXFS_IFDIR) -#define VXFS_ISNAM(x) VXFS_IS_TYPE((x),VXFS_IFNAM) -#define VXFS_ISBLK(x) VXFS_IS_TYPE((x),VXFS_IFBLK) -#define VXFS_ISLNK(x) VXFS_IS_TYPE((x),VXFS_IFLNK) -#define VXFS_ISREG(x) VXFS_IS_TYPE((x),VXFS_IFREG) -#define VXFS_ISCMP(x) VXFS_IS_TYPE((x),VXFS_IFCMP) -#define VXFS_ISSOC(x) VXFS_IS_TYPE((x),VXFS_IFSOC) - -#define VXFS_ISFSH(x) VXFS_IS_TYPE((x),VXFS_IFFSH) -#define VXFS_ISILT(x) VXFS_IS_TYPE((x),VXFS_IFILT) - -/* - * Inmode organisation types. - */ -enum { - VXFS_ORG_NONE = 0, /* Inode has *no* format ?!? */ - VXFS_ORG_EXT4 = 1, /* Ext4 */ - VXFS_ORG_IMMED = 2, /* All data stored in inode */ - VXFS_ORG_TYPED = 3, /* Typed extents */ -}; - -#define VXFS_IS_ORG(ip,org) ((ip)->vii_orgtype == (org)) -#define VXFS_ISNONE(ip) VXFS_IS_ORG((ip), VXFS_ORG_NONE) -#define VXFS_ISEXT4(ip) VXFS_IS_ORG((ip), VXFS_ORG_EXT4) -#define VXFS_ISIMMED(ip) VXFS_IS_ORG((ip), VXFS_ORG_IMMED) -#define VXFS_ISTYPED(ip) VXFS_IS_ORG((ip), VXFS_ORG_TYPED) - - -/* - * Get filesystem private data from VFS inode. - */ -#define VXFS_INO(ip) \ - ((struct vxfs_inode_info *)(ip)->i_private) - -/* - * Get filesystem private data from VFS superblock. - */ -#define VXFS_SBI(sbp) \ - ((struct vxfs_sb_info *)(sbp)->s_fs_info) - -#endif /* _VXFS_SUPER_H_ */ |