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 | a181e61 | 2001-11-06 12:03:23 +0000 | [diff] [blame^] | 57 | FUSE_WRITE, |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 58 | }; |
| 59 | |
| 60 | /* Conservative buffer size for the client */ |
| 61 | #define FUSE_MAX_IN 8192 |
| 62 | |
| 63 | struct fuse_lookup_out { |
| 64 | unsigned long ino; |
| 65 | struct fuse_attr attr; |
| 66 | }; |
| 67 | |
Miklos Szeredi | a181e61 | 2001-11-06 12:03:23 +0000 | [diff] [blame^] | 68 | struct fuse_forget_in { |
| 69 | int version; |
| 70 | }; |
| 71 | |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 72 | struct fuse_getattr_out { |
| 73 | struct fuse_attr attr; |
| 74 | }; |
| 75 | |
| 76 | struct fuse_getdir_out { |
| 77 | int fd; |
| 78 | void *file; /* Used by kernel only */ |
| 79 | }; |
| 80 | |
| 81 | struct fuse_mknod_in { |
| 82 | unsigned short mode; |
| 83 | unsigned short rdev; |
| 84 | char name[1]; |
| 85 | }; |
| 86 | |
| 87 | struct fuse_mknod_out { |
| 88 | unsigned long ino; |
| 89 | struct fuse_attr attr; |
| 90 | }; |
| 91 | |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 92 | struct fuse_mkdir_in { |
| 93 | unsigned short mode; |
| 94 | char name[1]; |
| 95 | }; |
| 96 | |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 97 | struct fuse_rename_in { |
| 98 | unsigned long newdir; |
Miklos Szeredi | 19dff1b | 2001-10-30 15:06:52 +0000 | [diff] [blame] | 99 | char names[1]; |
| 100 | }; |
| 101 | |
| 102 | struct fuse_link_in { |
| 103 | unsigned long newdir; |
| 104 | char name[1]; |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 105 | }; |
| 106 | |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame] | 107 | struct fuse_setattr_in { |
| 108 | struct fuse_attr attr; |
| 109 | unsigned int valid; |
| 110 | }; |
| 111 | |
Miklos Szeredi | a181e61 | 2001-11-06 12:03:23 +0000 | [diff] [blame^] | 112 | struct fuse_setattr_out { |
| 113 | unsigned long long newsize; |
| 114 | }; |
| 115 | |
Miklos Szeredi | 5e18348 | 2001-10-31 14:52:35 +0000 | [diff] [blame] | 116 | struct fuse_open_in { |
| 117 | unsigned int flags; |
| 118 | }; |
| 119 | |
| 120 | struct fuse_read_in { |
| 121 | unsigned long long offset; |
| 122 | unsigned int size; |
| 123 | }; |
| 124 | |
Miklos Szeredi | a181e61 | 2001-11-06 12:03:23 +0000 | [diff] [blame^] | 125 | struct fuse_write_in { |
| 126 | unsigned long long offset; |
| 127 | unsigned int size; |
| 128 | char buf[1]; |
| 129 | }; |
| 130 | |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 131 | struct fuse_in_header { |
| 132 | int unique; |
| 133 | enum fuse_opcode opcode; |
Miklos Szeredi | b483c93 | 2001-10-29 14:57:57 +0000 | [diff] [blame] | 134 | unsigned long ino; |
Miklos Szeredi | a181e61 | 2001-11-06 12:03:23 +0000 | [diff] [blame^] | 135 | unsigned int uid; |
| 136 | unsigned int gid; |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 137 | }; |
| 138 | |
| 139 | struct fuse_out_header { |
| 140 | int unique; |
Miklos Szeredi | 19dff1b | 2001-10-30 15:06:52 +0000 | [diff] [blame] | 141 | int error; |
Miklos Szeredi | 85c74fc | 2001-10-28 19:44:14 +0000 | [diff] [blame] | 142 | }; |
| 143 | |
| 144 | struct fuse_dirent { |
| 145 | unsigned long ino; |
| 146 | unsigned short namelen; |
| 147 | unsigned char type; |
| 148 | char name[256]; |
| 149 | }; |
| 150 | |
| 151 | #define FUSE_NAME_OFFSET ((unsigned int) ((struct fuse_dirent *) 0)->name) |
| 152 | #define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(long) - 1) & ~(sizeof(long) - 1)) |
| 153 | #define FUSE_DIRENT_SIZE(d) \ |
| 154 | FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen) |
| 155 | |
| 156 | /* |
| 157 | * Local Variables: |
| 158 | * indent-tabs-mode: t |
| 159 | * c-basic-offset: 8 |
| 160 | * End: |
| 161 | */ |