Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 1 | /* |
| 2 | FUSE: Filesystem in Userspace |
| 3 | Copyright (C) 2001 Miklos Szeredi (mszeredi@inf.bme.hu) |
| 4 | |
| 5 | This program can be distributed under the terms of the GNU GPL. |
| 6 | See the file COPYING. |
| 7 | */ |
| 8 | |
| 9 | /* This file defines the kernel interface of FUSE */ |
| 10 | |
| 11 | |
| 12 | #define FUSE_MOUNT_VERSION 1 |
| 13 | |
| 14 | struct fuse_mount_data { |
| 15 | int version; |
| 16 | int fd; |
| 17 | }; |
| 18 | |
| 19 | #define FUSE_ROOT_INO 1 |
| 20 | |
| 21 | struct fuse_attr { |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 22 | unsigned int mode; |
| 23 | unsigned int nlink; |
| 24 | unsigned int uid; |
| 25 | unsigned int gid; |
| 26 | unsigned int rdev; |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 27 | unsigned long long size; |
| 28 | unsigned long blksize; |
| 29 | unsigned long blocks; |
| 30 | unsigned long atime; |
| 31 | unsigned long mtime; |
| 32 | unsigned long ctime; |
| 33 | }; |
| 34 | |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 35 | #define FATTR_MODE (1 << 0) |
| 36 | #define FATTR_UID (1 << 1) |
| 37 | #define FATTR_GID (1 << 2) |
| 38 | #define FATTR_SIZE (1 << 3) |
| 39 | #define FATTR_UTIME (1 << 4) |
| 40 | |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 41 | enum fuse_opcode { |
| 42 | FUSE_LOOKUP = 1, |
| 43 | FUSE_FORGET, |
| 44 | FUSE_GETATTR, |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 45 | FUSE_SETATTR, |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 46 | FUSE_READLINK, |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 47 | FUSE_SYMLINK, |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 48 | FUSE_GETDIR, |
| 49 | FUSE_MKNOD, |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 50 | FUSE_MKDIR, |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 51 | FUSE_UNLINK, |
| 52 | FUSE_RMDIR, |
| 53 | FUSE_RENAME, |
Miklos Szeredi | 19dff1b | 2001-10-30 15:06:52 +0000 | [diff] [blame] | 54 | FUSE_LINK, |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 55 | FUSE_OPEN, |
| 56 | FUSE_READ, |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 57 | }; |
| 58 | |
| 59 | /* Conservative buffer size for the client */ |
| 60 | #define FUSE_MAX_IN 8192 |
| 61 | |
| 62 | struct fuse_lookup_out { |
| 63 | unsigned long ino; |
| 64 | struct fuse_attr attr; |
| 65 | }; |
| 66 | |
| 67 | struct fuse_getattr_out { |
| 68 | struct fuse_attr attr; |
| 69 | }; |
| 70 | |
| 71 | struct fuse_getdir_out { |
| 72 | int fd; |
| 73 | void *file; /* Used by kernel only */ |
| 74 | }; |
| 75 | |
| 76 | struct fuse_mknod_in { |
| 77 | unsigned short mode; |
| 78 | unsigned short rdev; |
| 79 | char name[1]; |
| 80 | }; |
| 81 | |
| 82 | struct fuse_mknod_out { |
| 83 | unsigned long ino; |
| 84 | struct fuse_attr attr; |
| 85 | }; |
| 86 | |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 87 | struct fuse_mkdir_in { |
| 88 | unsigned short mode; |
| 89 | char name[1]; |
| 90 | }; |
| 91 | |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 92 | struct fuse_rename_in { |
| 93 | unsigned long newdir; |
Miklos Szeredi | 19dff1b | 2001-10-30 15:06:52 +0000 | [diff] [blame] | 94 | char names[1]; |
| 95 | }; |
| 96 | |
| 97 | struct fuse_link_in { |
| 98 | unsigned long newdir; |
| 99 | char name[1]; |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 100 | }; |
| 101 | |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame^] | 102 | struct fuse_setattr_in { |
| 103 | struct fuse_attr attr; |
| 104 | unsigned int valid; |
| 105 | }; |
| 106 | |
| 107 | struct fuse_open_in { |
| 108 | unsigned int flags; |
| 109 | }; |
| 110 | |
| 111 | struct fuse_read_in { |
| 112 | unsigned long long offset; |
| 113 | unsigned int size; |
| 114 | }; |
| 115 | |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 116 | struct fuse_in_header { |
| 117 | int unique; |
| 118 | enum fuse_opcode opcode; |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 119 | unsigned long ino; |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 120 | }; |
| 121 | |
| 122 | struct fuse_out_header { |
| 123 | int unique; |
Miklos Szeredi | 19dff1b | 2001-10-30 15:06:52 +0000 | [diff] [blame] | 124 | int error; |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 125 | }; |
| 126 | |
| 127 | struct fuse_dirent { |
| 128 | unsigned long ino; |
| 129 | unsigned short namelen; |
| 130 | unsigned char type; |
| 131 | char name[256]; |
| 132 | }; |
| 133 | |
| 134 | #define FUSE_NAME_OFFSET ((unsigned int) ((struct fuse_dirent *) 0)->name) |
| 135 | #define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(long) - 1) & ~(sizeof(long) - 1)) |
| 136 | #define FUSE_DIRENT_SIZE(d) \ |
| 137 | FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen) |
| 138 | |
| 139 | /* |
| 140 | * Local Variables: |
| 141 | * indent-tabs-mode: t |
| 142 | * c-basic-offset: 8 |
| 143 | * End: |
| 144 | */ |