1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __LINUX_MAGIC_H__
3#define __LINUX_MAGIC_H__
4
5#define ADFS_SUPER_MAGIC 0xadf5
6#define AFFS_SUPER_MAGIC 0xadff
7#define AFS_SUPER_MAGIC 0x5346414F
8#define AUTOFS_SUPER_MAGIC 0x0187
9#define CEPH_SUPER_MAGIC 0x00c36400
10#define CODA_SUPER_MAGIC 0x73757245
11#define CRAMFS_MAGIC 0x28cd3d45 /* some random number */
12#define CRAMFS_MAGIC_WEND 0x453dcd28 /* magic number with the wrong endianess */
13#define DEBUGFS_MAGIC 0x64626720
14#define SECURITYFS_MAGIC 0x73636673
15#define SELINUX_MAGIC 0xf97cff8c
16#define SMACK_MAGIC 0x43415d53 /* "SMAC" */
17#define RAMFS_MAGIC 0x858458f6 /* some random number */
18#define TMPFS_MAGIC 0x01021994
19#define HUGETLBFS_MAGIC 0x958458f6 /* some random number */
20#define SQUASHFS_MAGIC 0x73717368
21#define ECRYPTFS_SUPER_MAGIC 0xf15f
22#define EFS_SUPER_MAGIC 0x414A53
23#define EROFS_SUPER_MAGIC_V1 0xE0F5E1E2
24#define EXT2_SUPER_MAGIC 0xEF53
25#define EXT3_SUPER_MAGIC 0xEF53
26#define XENFS_SUPER_MAGIC 0xabba1974
27#define EXT4_SUPER_MAGIC 0xEF53
28#define BTRFS_SUPER_MAGIC 0x9123683E
29#define NILFS_SUPER_MAGIC 0x3434
30#define F2FS_SUPER_MAGIC 0xF2F52010
31#define HPFS_SUPER_MAGIC 0xf995e849
32#define ISOFS_SUPER_MAGIC 0x9660
33#define JFFS2_SUPER_MAGIC 0x72b6
34#define XFS_SUPER_MAGIC 0x58465342 /* "XFSB" */
35#define PSTOREFS_MAGIC 0x6165676C
36#define EFIVARFS_MAGIC 0xde5e81e4
37#define HOSTFS_SUPER_MAGIC 0x00c0ffee
38#define OVERLAYFS_SUPER_MAGIC 0x794c7630
39#define FUSE_SUPER_MAGIC 0x65735546
40
41#define MINIX_SUPER_MAGIC 0x137F /* minix v1 fs, 14 char names */
42#define MINIX_SUPER_MAGIC2 0x138F /* minix v1 fs, 30 char names */
43#define MINIX2_SUPER_MAGIC 0x2468 /* minix v2 fs, 14 char names */
44#define MINIX2_SUPER_MAGIC2 0x2478 /* minix v2 fs, 30 char names */
45#define MINIX3_SUPER_MAGIC 0x4d5a /* minix v3 fs, 60 char names */
46
47#define MSDOS_SUPER_MAGIC 0x4d44 /* MD */
48#define EXFAT_SUPER_MAGIC 0x2011BAB0
49#define NCP_SUPER_MAGIC 0x564c /* Guess, what 0x564c is :-) */
50#define NFS_SUPER_MAGIC 0x6969
51#define OCFS2_SUPER_MAGIC 0x7461636f
52#define OPENPROM_SUPER_MAGIC 0x9fa1
53#define QNX4_SUPER_MAGIC 0x002f /* qnx4 fs detection */
54#define QNX6_SUPER_MAGIC 0x68191122 /* qnx6 fs detection */
55#define AFS_FS_MAGIC 0x6B414653
56
57
58#define REISERFS_SUPER_MAGIC 0x52654973 /* used by gcc */
59 /* used by file system utilities that
60 look at the superblock, etc. */
61#define REISERFS_SUPER_MAGIC_STRING "ReIsErFs"
62#define REISER2FS_SUPER_MAGIC_STRING "ReIsEr2Fs"
63#define REISER2FS_JR_SUPER_MAGIC_STRING "ReIsEr3Fs"
64
65#define SMB_SUPER_MAGIC 0x517B
66#define CIFS_SUPER_MAGIC 0xFF534D42 /* the first four bytes of SMB PDUs */
67#define SMB2_SUPER_MAGIC 0xFE534D42
68
69#define CGROUP_SUPER_MAGIC 0x27e0eb
70#define CGROUP2_SUPER_MAGIC 0x63677270
71
72#define RDTGROUP_SUPER_MAGIC 0x7655821
73
74#define STACK_END_MAGIC 0x57AC6E9D
75
76#define TRACEFS_MAGIC 0x74726163
77
78#define V9FS_MAGIC 0x01021997
79
80#define BDEVFS_MAGIC 0x62646576
81#define DAXFS_MAGIC 0x64646178
82#define BINFMTFS_MAGIC 0x42494e4d
83#define DEVPTS_SUPER_MAGIC 0x1cd1
84#define BINDERFS_SUPER_MAGIC 0x6c6f6f70
85#define FUTEXFS_SUPER_MAGIC 0xBAD1DEA
86#define PIPEFS_MAGIC 0x50495045
87#define PROC_SUPER_MAGIC 0x9fa0
88#define SOCKFS_MAGIC 0x534F434B
89#define SYSFS_MAGIC 0x62656572
90#define USBDEVICE_SUPER_MAGIC 0x9fa2
91#define MTD_INODE_FS_MAGIC 0x11307854
92#define ANON_INODE_FS_MAGIC 0x09041934
93#define BTRFS_TEST_MAGIC 0x73727279
94#define NSFS_MAGIC 0x6e736673
95#define BPF_FS_MAGIC 0xcafe4a11
96#define AAFS_MAGIC 0x5a3c69f0
97#define ZONEFS_MAGIC 0x5a4f4653
98
99/* Since UDF 2.01 is ISO 13346 based... */
100#define UDF_SUPER_MAGIC 0x15013346
101#define DMA_BUF_MAGIC 0x444d4142 /* "DMAB" */
102#define DEVMEM_MAGIC 0x454d444d /* "DMEM" */
103#define SECRETMEM_MAGIC 0x5345434d /* "SECM" */
104
105#endif /* __LINUX_MAGIC_H__ */
106

source code of linux/include/uapi/linux/magic.h