root/include/uapi/linux/magic.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __LINUX_MAGIC_H__
#define __LINUX_MAGIC_H__

#define ADFS_SUPER_MAGIC        0xadf5
#define AFFS_SUPER_MAGIC        0xadff
#define AFS_SUPER_MAGIC                0x5346414F
#define AUTOFS_SUPER_MAGIC      0x0187
#define CEPH_SUPER_MAGIC        0x00c36400
#define CODA_SUPER_MAGIC        0x73757245
#define CRAMFS_MAGIC            0x28cd3d45      /* some random number */
#define CRAMFS_MAGIC_WEND       0x453dcd28      /* magic number with the wrong endianess */
#define DEBUGFS_MAGIC          0x64626720
#define SECURITYFS_MAGIC        0x73636673
#define SELINUX_MAGIC           0xf97cff8c
#define SMACK_MAGIC             0x43415d53      /* "SMAC" */
#define RAMFS_MAGIC             0x858458f6      /* some random number */
#define TMPFS_MAGIC             0x01021994
#define HUGETLBFS_MAGIC         0x958458f6      /* some random number */
#define SQUASHFS_MAGIC          0x73717368
#define ECRYPTFS_SUPER_MAGIC    0xf15f
#define EFS_SUPER_MAGIC         0x414A53
#define EROFS_SUPER_MAGIC_V1    0xE0F5E1E2
#define EXT2_SUPER_MAGIC        0xEF53
#define EXT3_SUPER_MAGIC        0xEF53
#define XENFS_SUPER_MAGIC       0xabba1974
#define EXT4_SUPER_MAGIC        0xEF53
#define BTRFS_SUPER_MAGIC       0x9123683E
#define NILFS_SUPER_MAGIC       0x3434
#define F2FS_SUPER_MAGIC        0xF2F52010
#define HPFS_SUPER_MAGIC        0xf995e849
#define ISOFS_SUPER_MAGIC       0x9660
#define JFFS2_SUPER_MAGIC       0x72b6
#define XFS_SUPER_MAGIC         0x58465342      /* "XFSB" */
#define PSTOREFS_MAGIC          0x6165676C
#define EFIVARFS_MAGIC          0xde5e81e4
#define HOSTFS_SUPER_MAGIC      0x00c0ffee
#define OVERLAYFS_SUPER_MAGIC   0x794c7630
#define FUSE_SUPER_MAGIC        0x65735546
#define BCACHEFS_SUPER_MAGIC    0xca451a4e

#define MINIX_SUPER_MAGIC       0x137F          /* minix v1 fs, 14 char names */
#define MINIX_SUPER_MAGIC2      0x138F          /* minix v1 fs, 30 char names */
#define MINIX2_SUPER_MAGIC      0x2468          /* minix v2 fs, 14 char names */
#define MINIX2_SUPER_MAGIC2     0x2478          /* minix v2 fs, 30 char names */
#define MINIX3_SUPER_MAGIC      0x4d5a          /* minix v3 fs, 60 char names */

#define MSDOS_SUPER_MAGIC       0x4d44          /* MD */
#define EXFAT_SUPER_MAGIC       0x2011BAB0
#define NCP_SUPER_MAGIC         0x564c          /* Guess, what 0x564c is :-) */
#define NFS_SUPER_MAGIC         0x6969
#define OCFS2_SUPER_MAGIC       0x7461636f
#define OPENPROM_SUPER_MAGIC    0x9fa1
#define QNX4_SUPER_MAGIC        0x002f          /* qnx4 fs detection */
#define QNX6_SUPER_MAGIC        0x68191122      /* qnx6 fs detection */
#define AFS_FS_MAGIC            0x6B414653


#define REISERFS_SUPER_MAGIC    0x52654973      /* used by gcc */
                                        /* used by file system utilities that
                                           look at the superblock, etc.  */
#define REISERFS_SUPER_MAGIC_STRING     "ReIsErFs"
#define REISER2FS_SUPER_MAGIC_STRING    "ReIsEr2Fs"
#define REISER2FS_JR_SUPER_MAGIC_STRING "ReIsEr3Fs"

#define SMB_SUPER_MAGIC         0x517B
#define CIFS_SUPER_MAGIC        0xFF534D42      /* the first four bytes of SMB PDUs */
#define SMB2_SUPER_MAGIC        0xFE534D42

#define CGROUP_SUPER_MAGIC      0x27e0eb
#define CGROUP2_SUPER_MAGIC     0x63677270

#define RDTGROUP_SUPER_MAGIC    0x7655821

#define STACK_END_MAGIC         0x57AC6E9D

#define TRACEFS_MAGIC          0x74726163

#define V9FS_MAGIC              0x01021997

#define BDEVFS_MAGIC            0x62646576
#define DAXFS_MAGIC             0x64646178
#define BINFMTFS_MAGIC          0x42494e4d
#define DEVPTS_SUPER_MAGIC      0x1cd1
#define BINDERFS_SUPER_MAGIC    0x6c6f6f70
#define FUTEXFS_SUPER_MAGIC     0xBAD1DEA
#define PIPEFS_MAGIC            0x50495045
#define PROC_SUPER_MAGIC        0x9fa0
#define SOCKFS_MAGIC            0x534F434B
#define SYSFS_MAGIC             0x62656572
#define USBDEVICE_SUPER_MAGIC   0x9fa2
#define MTD_INODE_FS_MAGIC      0x11307854
#define ANON_INODE_FS_MAGIC     0x09041934
#define BTRFS_TEST_MAGIC        0x73727279
#define NSFS_MAGIC              0x6e736673
#define BPF_FS_MAGIC            0xcafe4a11
#define AAFS_MAGIC              0x5a3c69f0
#define ZONEFS_MAGIC            0x5a4f4653

/* Since UDF 2.01 is ISO 13346 based... */
#define UDF_SUPER_MAGIC         0x15013346
#define DMA_BUF_MAGIC           0x444d4142      /* "DMAB" */
#define DEVMEM_MAGIC            0x454d444d      /* "DMEM" */
#define SECRETMEM_MAGIC         0x5345434d      /* "SECM" */
#define PID_FS_MAGIC            0x50494446      /* "PIDF" */
#define GUEST_MEMFD_MAGIC       0x474d454d      /* "GMEM" */
#define NULL_FS_MAGIC           0x4E554C4C      /* "NULL" */

#endif /* __LINUX_MAGIC_H__ */