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272 lines
8.5 KiB
C
272 lines
8.5 KiB
C
/* Constants from kernel header for various FSes.
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Copyright (C) 1998-2020 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _LINUX_FSINFO_H
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#define _LINUX_FSINFO_H 1
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/* These definitions come from the kernel headers. But we cannot
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include the headers here because of type clashes. If new
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filesystem types will become available we have to add the
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appropriate definitions here. */
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/* Constant that identifies the `adfs' filesystem. */
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#define ADFS_SUPER_MAGIC 0xadf5
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/* Constant that identifies the `affs' filesystem. */
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#define AFFS_SUPER_MAGIC 0xadff
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/* Constant that identifies the `afs' filesystem. */
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#define AFS_SUPER_MAGIC 0x5346414F
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/* Constant that identifies the `anon_inodefs' filesystem. */
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#define ANON_INODE_FS_MAGIC 0x09041934
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/* Constant that identifies the `autofs' filesystem. */
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#define AUTOFS_SUPER_MAGIC 0x187
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/* Constant that identifies the `bdev' filesystem. */
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#define BDEVFS_MAGIC 0x62646576
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/* Constant that identifies the `bfs' filesystem. */
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#define BFS_MAGIC 0x1badface
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/* Constant that identifies the `binfmt_misc' filesystem. */
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#define BINFMTFS_MAGIC 0x42494e4d
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/* Constant that identifies the `btrfs' filesystem. */
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#define BTRFS_SUPER_MAGIC 0x9123683e
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/* Constant that identifies the `btrfs_test_fs' filesystem. */
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#define BTRFS_TEST_MAGIC 0x73727279
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/* Constant that identifies the `cgroup' filesystem. */
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#define CGROUP_SUPER_MAGIC 0x27e0eb
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/* Constant that identifies the `coda' filesystem. */
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#define CODA_SUPER_MAGIC 0x73757245
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/* Constant that identifies the `coherent' filesystem. */
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#define COH_SUPER_MAGIC 0x012ff7b7
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/* Constant that identifies the `cramfs' filesystem. */
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#define CRAMFS_MAGIC 0x28cd3d45
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/* Constant that identifies the `cramfs' filesystem w/opposite endianness. */
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#define CRAMFS_MAGIC_WEND 0x453dcd28
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/* Constant that identifies the `debugfs' filesystem. */
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#define DEBUGFS_MAGIC 0x64626720
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/* Constant that identifies the `devfs' filesystem. */
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#define DEVFS_SUPER_MAGIC 0x1373
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/* Constant that identifies the `devpts' filesystem. */
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#define DEVPTS_SUPER_MAGIC 0x1cd1
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/* Constants that identifies the `ecryptfs' filesystem. */
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#define ECRYPTFS_SUPER_MAGIC 0xf15f
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/* Constants that identifies the `efs' filesystem. */
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#define EFS_SUPER_MAGIC 0x414a53
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#define EFS_MAGIC 0x072959
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/* Constants that identifies the `evivar' filesystem. */
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#define EFIVARFS_MAGIC 0xde5e81e4
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/* Constant that identifies the `ext2' filesystem. */
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#define EXT2_SUPER_MAGIC 0xef53
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/* Constant that identifies the `ext3' filesystem. */
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#define EXT3_SUPER_MAGIC 0xef53
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/* Constant that identifies the `ext3' filesystem. */
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#define EXT4_SUPER_MAGIC 0xef53
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/* Constant that identifies the `f2fs' filesystem. */
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#define F2FS_SUPER_MAGIC 0xf2f52010
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/* Constant that identifies the `futexfs' filesystem. */
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#define FUTEXFS_SUPER_MAGIC 0xBAD1DEA
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/* Constant that identifies the `hostfs' filesystem. */
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#define HOSTFS_SUPER_MAGIC 0x00c0ffee
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/* Constant that identifies the `hpfs' filesystem. */
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#define HPFS_SUPER_MAGIC 0xf995e849
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/* Constant that identifies the `hugetlbfs' filesystem. */
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#define HUGETLBFS_MAGIC 0x958458f6
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/* Constant that identifies the `iso9660' filesystem. */
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#define ISOFS_SUPER_MAGIC 0x9660
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/* Constant that identifies the `jffs' filesystem. */
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#define JFFS_SUPER_MAGIC 0x07c0
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/* Constant that identifies the `jffs2' filesystem. */
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#define JFFS2_SUPER_MAGIC 0x72b6
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/* Constant that identifies the `jfs' filesystem. */
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#define JFS_SUPER_MAGIC 0x3153464a
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/* Constant that identifies the `logfs' filesystem. */
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#define LOGFS_MAGIC_U32 0xc97e8168u
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/* Constant that identifies the `lustre' filesystem. */
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#define LUSTRE_SUPER_MAGIC 0x0BD00BD0
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/* Constants that identify the `minix2' filesystem. */
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#define MINIX2_SUPER_MAGIC 0x2468
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#define MINIX2_SUPER_MAGIC2 0x2478
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/* Constants that identify the `minix3' filesystem. */
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#define MINIX3_SUPER_MAGIC 0x4d5a
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/* Constants that identify the `minix' filesystem. */
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#define MINIX_SUPER_MAGIC 0x137f
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#define MINIX_SUPER_MAGIC2 0x138F
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/* Constant that identifies the `msdos' filesystem. */
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#define MSDOS_SUPER_MAGIC 0x4d44
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/* Constant that identifies the `mtd_inodefs' filesystem. */
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#define MTD_INODE_FS_MAGIC 0x11307854
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/* Constant that identifies the `ncp' filesystem. */
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#define NCP_SUPER_MAGIC 0x564c
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/* Constant that identifies the `nilfs' filesystem. */
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#define NILFS_SUPER_MAGIC 0x3434
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/* Constant that identifies the `nfs' filesystem. */
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#define NFS_SUPER_MAGIC 0x6969
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/* Constant that identifies the `ntfs' filesystem. */
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#define NTFS_SUPER_MAGIC 0x5346544e
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/* Constant that identifies the `openpromfs' filesystem. */
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#define OPENPROM_SUPER_MAGIC 0x9fa1
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/* Constant that identifies the `pipefs' filesystem. */
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#define PIPEFS_MAGIC 0x50495045
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/* Constant that identifies the `proc' filesystem. */
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#define PROC_SUPER_MAGIC 0x9fa0
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/* Constant that identifies the `pstorefs' filesystem. */
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#define PSTOREFS_MAGIC 0x6165676C
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/* Constant that identifies the `qnx4' filesystem. */
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#define QNX4_SUPER_MAGIC 0x002f
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/* Constant that identifies the `qnx6' filesystem. */
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#define QNX6_SUPER_MAGIC 0x68191122
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/* Constant that identifies the `ramfs' filesystem. */
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#define RAMFS_MAGIC 0x858458f6
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/* Constant that identifies the `reiser' filesystem. */
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#define REISERFS_SUPER_MAGIC 0x52654973
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#define REISERFS_SUPER_MAGIC_STRING "ReIsErFs"
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#define REISER2FS_SUPER_MAGIC_STRING "ReIsEr2Fs"
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#define REISER2FS_JR_SUPER_MAGIC_STRING "ReIsEr3Fs"
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/* Constant that identifies the `romfs' filesystem. */
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#define ROMFS_SUPER_MAGIC 0x7275
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/* Constant that identifies the `securityfs' filesystem. */
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#define SECURITYFS_MAGIC 0x73636673
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/* Constant that identifies the `selinuxfs' filesystem. */
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#define SELINUX_MAGIC 0xf97cff8c
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/* Constant that identifies the `smackfs' filesystem. */
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#define SMACK_MAGIC 0x43415d53 /* "SMAC" */
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/* Constant that identifies the `shm' filesystem. */
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#define SHMFS_SUPER_MAGIC 0x01021994
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/* Constant that identifies the `smb' filesystem. */
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#define SMB_SUPER_MAGIC 0x517b
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/* Constant that identifies the `sockfs' filesystem. */
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#define SOCKFS_MAGIC 0x534F434B
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/* Constant that identifies the `squashfs' filesystem. */
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#define SQUASHFS_MAGIC 0x73717368
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/* Constant that identifies the end of stacks allocated by the kernel. */
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#define STACK_END_MAGIC 0x57AC6E9D
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/* Constant that identifies the `sysfs' filesystem. */
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#define SYSFS_MAGIC 0x62656572
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/* Constants that identify the `sysV' filesystem. */
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#define SYSV2_SUPER_MAGIC 0x012ff7b6
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#define SYSV4_SUPER_MAGIC 0x012ff7b5
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/* Constant that identifies the `tmpfs' filesystem. */
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#define TMPFS_MAGIC 0x01021994
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/* Constant that identifies the `udf' filesystem. */
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#define UDF_SUPER_MAGIC 0x15013346
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/* Constant that identify the `ufs' filesystem. */
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#define UFS_MAGIC 0x00011954
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#define UFS_CIGAM 0x54190100 /* byteswapped MAGIC */
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/* Constant that identifies the `usbdevfs' filesystem. */
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#define USBDEVFS_SUPER_MAGIC 0x9fa2
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#define USBDEVICE_SUPER_MAGIC 0x9fa2
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/* Constant that identifies the `9p' filesystem. */
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#define V9FS_MAGIC 0x01021997
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/* Constant that identifies the `vxfs' filesystem. */
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#define VXFS_SUPER_MAGIC 0xa501fcf5
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/* Constant that identifies the `xenfs' filesystem. */
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#define XENFS_SUPER_MAGIC 0xabba1974
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/* Constant that identifies the `xenix' filesystem. */
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#define XENIX_SUPER_MAGIC 0x012ff7b4
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/* Constant that identifies the `xfs' filesystem. */
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#define XFS_SUPER_MAGIC 0x58465342
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/* Maximum link counts. */
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#define COH_LINK_MAX 10000
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#define EXT2_LINK_MAX 32000
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#define EXT4_LINK_MAX 65000
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#define F2FS_LINK_MAX 32000
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#define LUSTRE_LINK_MAX EXT4_LINK_MAX
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#define MINIX2_LINK_MAX 65530
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#define MINIX_LINK_MAX 250
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#define REISERFS_LINK_MAX 64535
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#define SYSV_LINK_MAX 126 /* 127? 251? */
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#define UFS_LINK_MAX EXT2_LINK_MAX
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#define XENIX_LINK_MAX 126 /* ?? */
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#define XFS_LINK_MAX 2147483647
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/* The Linux kernel header mentioned this as a kind of generic value. */
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#define LINUX_LINK_MAX 127
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#endif /* linux_fsinfo.h */
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