| lh | 9ed821d | 2023-04-07 01:36:19 -0700 | [diff] [blame^] | 1 | /* Constants from kernel header for various FSes. |
| 2 | Copyright (C) 1998,1999,2000,2001,2002,2003 Free Software Foundation, Inc. |
| 3 | This file is part of the GNU C Library. |
| 4 | |
| 5 | The GNU C Library is free software; you can redistribute it and/or |
| 6 | modify it under the terms of the GNU Lesser General Public |
| 7 | License as published by the Free Software Foundation; either |
| 8 | version 2.1 of the License, or (at your option) any later version. |
| 9 | |
| 10 | The GNU C Library is distributed in the hope that it will be useful, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | Lesser General Public License for more details. |
| 14 | |
| 15 | You should have received a copy of the GNU Lesser General Public |
| 16 | License along with the GNU C Library; if not, write to the Free |
| 17 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 18 | 02111-1307 USA. */ |
| 19 | |
| 20 | #ifndef _LINUX_FSINFO_H |
| 21 | #define _LINUX_FSINFO_H 1 |
| 22 | |
| 23 | /* These definitions come from the kernel headers. But we cannot |
| 24 | include the headers here because of type clashes. If new |
| 25 | filesystem types will become available we have to add the |
| 26 | appropriate definitions here.*/ |
| 27 | |
| 28 | /* Constants that identify the `adfs' filesystem. */ |
| 29 | #define ADFS_SUPER_MAGIC 0xadf5 |
| 30 | |
| 31 | /* Constants that identify the `affs' filesystem. */ |
| 32 | #define AFFS_SUPER_MAGIC 0xadff |
| 33 | |
| 34 | /* Constants that identify the `autofs' filesystem. */ |
| 35 | #define AUTOFS_SUPER_MAGIC 0x187 |
| 36 | |
| 37 | /* Constants that identify the `bfs' filesystem. */ |
| 38 | #define BFS_MAGIC 0x1BADFACE |
| 39 | |
| 40 | /* Constants that identify the `coda' filesystem. */ |
| 41 | #define CODA_SUPER_MAGIC 0x73757245 |
| 42 | |
| 43 | /* Constants that identify the `coherent' filesystem. */ |
| 44 | #define COH_SUPER_MAGIC 0x012ff7b7 |
| 45 | |
| 46 | /* Constant that identifies the `ramfs' filesystem. */ |
| 47 | #define CRAMFS_MAGIC 0x28cd3d45 |
| 48 | |
| 49 | /* Constant that identifies the `devfs' filesystem. */ |
| 50 | #define DEVFS_SUPER_MAGIC 0x1373 |
| 51 | |
| 52 | /* Constant that identifies the `devpts' filesystem. */ |
| 53 | #define DEVPTS_SUPER_MAGIC 0x1cd1 |
| 54 | |
| 55 | /* Constant that identifies the `efs' filesystem. */ |
| 56 | #define EFS_SUPER_MAGIC 0x414A53 |
| 57 | #define EFS_MAGIC 0x072959 |
| 58 | |
| 59 | /* Constant that identifies the `ext2' and `ext3' filesystems. */ |
| 60 | #define EXT2_SUPER_MAGIC 0xef53 |
| 61 | |
| 62 | /* Constant that identifies the `hpfs' filesystem. */ |
| 63 | #define HPFS_SUPER_MAGIC 0xf995e849 |
| 64 | |
| 65 | /* Constant that identifies the `iso9660' filesystem. */ |
| 66 | #define ISOFS_SUPER_MAGIC 0x9660 |
| 67 | |
| 68 | /* Constant that identifies the `jffs' filesystem. */ |
| 69 | #define JFFS_SUPER_MAGIC 0x07c0 |
| 70 | |
| 71 | /* Constant that identifies the `jffs2' filesystem. */ |
| 72 | #define JFFS2_SUPER_MAGIC 0x72b6 |
| 73 | |
| 74 | /* Constant that identifies the `jfs' filesystem. */ |
| 75 | #define JFS_SUPER_MAGIC 0x3153464a |
| 76 | |
| 77 | /* Constants that identify the `minix2' filesystem. */ |
| 78 | #define MINIX2_SUPER_MAGIC 0x2468 |
| 79 | #define MINIX2_SUPER_MAGIC2 0x2478 |
| 80 | |
| 81 | /* Constants that identify the `minix' filesystem. */ |
| 82 | #define MINIX_SUPER_MAGIC 0x137f |
| 83 | #define MINIX_SUPER_MAGIC2 0x138F |
| 84 | |
| 85 | /* Constants that identify the `msdos' filesystem. */ |
| 86 | #define MSDOS_SUPER_MAGIC 0x4d44 |
| 87 | |
| 88 | /* Constants that identify the `ncp' filesystem. */ |
| 89 | #define NCP_SUPER_MAGIC 0x564c |
| 90 | |
| 91 | /* Constants that identify the `nfs' filesystem. */ |
| 92 | #define NFS_SUPER_MAGIC 0x6969 |
| 93 | |
| 94 | /* Constants that identify the `ntfs' filesystem. */ |
| 95 | #define NTFS_SUPER_MAGIC 0x5346544e |
| 96 | |
| 97 | /* Constants that identify the `proc' filesystem. */ |
| 98 | #define PROC_SUPER_MAGIC 0x9fa0 |
| 99 | |
| 100 | /* Constant that identifies the `usbdevfs' filesystem. */ |
| 101 | #define USBDEVFS_SUPER_MAGIC 0x9fa2 |
| 102 | |
| 103 | /* Constants that identify the `qnx4' filesystem. */ |
| 104 | #define QNX4_SUPER_MAGIC 0x002f |
| 105 | |
| 106 | /* Constants that identify the `reiser' filesystem. */ |
| 107 | #define REISERFS_SUPER_MAGIC 0x52654973 |
| 108 | |
| 109 | /* Constant that identifies the `romfs' filesystem. */ |
| 110 | #define ROMFS_SUPER_MAGIC 0x7275 |
| 111 | |
| 112 | /* Constants that identify the `smb' filesystem. */ |
| 113 | #define SMB_SUPER_MAGIC 0x517b |
| 114 | |
| 115 | /* Constants that identify the `sysV' filesystem. */ |
| 116 | #define SYSV2_SUPER_MAGIC 0x012ff7b6 |
| 117 | #define SYSV4_SUPER_MAGIC 0x012ff7b5 |
| 118 | |
| 119 | /* Constants that identify the `udf' filesystem. */ |
| 120 | #define UDF_SUPER_MAGIC 0x15013346 |
| 121 | |
| 122 | /* Constants that identify the `ufs' filesystem. */ |
| 123 | #define UFS_MAGIC 0x00011954 |
| 124 | #define UFS_CIGAM 0x54190100 /* byteswapped MAGIC */ |
| 125 | |
| 126 | /* Constants that identify the `xenix' filesystem. */ |
| 127 | #define XENIX_SUPER_MAGIC 0x012ff7b4 |
| 128 | |
| 129 | /* Constant that identifies the `shm' filesystem. */ |
| 130 | #define SHMFS_SUPER_MAGIC 0x01021994 |
| 131 | |
| 132 | /* Constants that identify the `xfs' filesystem. */ |
| 133 | #define XFS_SUPER_MAGIC 0x58465342 |
| 134 | |
| 135 | /* Constants that identify the `vxfs' filesystem. */ |
| 136 | #define VXFS_SUPER_MAGIC 0xa501fcf5 |
| 137 | |
| 138 | /* Maximum link counts. */ |
| 139 | #define COH_LINK_MAX 10000 |
| 140 | #define EXT2_LINK_MAX 32000 |
| 141 | #define MINIX2_LINK_MAX 65530 |
| 142 | #define MINIX_LINK_MAX 250 |
| 143 | #define REISERFS_LINK_MAX 64535 |
| 144 | #define SYSV_LINK_MAX 126 /* 127? 251? */ |
| 145 | #define UFS_LINK_MAX EXT2_LINK_MAX |
| 146 | #define XENIX_LINK_MAX 126 /* ?? */ |
| 147 | #define XFS_LINK_MAX 2147483647 |
| 148 | |
| 149 | /* The Linux kernel header mentioned this as a kind of generic value. */ |
| 150 | #define LINUX_LINK_MAX 127 |
| 151 | |
| 152 | |
| 153 | #endif /* linux_fsinfo.h */ |