Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 1 | /* |
Miklos Szeredi | 7e98d53 | 2013-02-07 11:58:12 +0100 | [diff] [blame] | 2 | This file defines the kernel interface of FUSE |
Miklos Szeredi | 1f55ed0 | 2008-12-01 19:14:02 +0100 | [diff] [blame] | 3 | Copyright (C) 2001-2008 Miklos Szeredi <miklos@szeredi.hu> |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 4 | |
| 5 | This program can be distributed under the terms of the GNU GPL. |
| 6 | See the file COPYING. |
Miklos Szeredi | 7e98d53 | 2013-02-07 11:58:12 +0100 | [diff] [blame] | 7 | |
| 8 | This -- and only this -- header file may also be distributed under |
| 9 | the terms of the BSD Licence as follows: |
| 10 | |
| 11 | Copyright (C) 2001-2007 Miklos Szeredi. All rights reserved. |
| 12 | |
| 13 | Redistribution and use in source and binary forms, with or without |
| 14 | modification, are permitted provided that the following conditions |
| 15 | are met: |
| 16 | 1. Redistributions of source code must retain the above copyright |
| 17 | notice, this list of conditions and the following disclaimer. |
| 18 | 2. Redistributions in binary form must reproduce the above copyright |
| 19 | notice, this list of conditions and the following disclaimer in the |
| 20 | documentation and/or other materials provided with the distribution. |
| 21 | |
| 22 | THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND |
| 23 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE |
| 26 | FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 27 | DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 28 | OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 29 | HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 30 | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 31 | OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 32 | SUCH DAMAGE. |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 33 | */ |
| 34 | |
Miklos Szeredi | c79e322 | 2007-10-18 03:06:59 -0700 | [diff] [blame] | 35 | /* |
| 36 | * This file defines the kernel interface of FUSE |
| 37 | * |
| 38 | * Protocol changelog: |
| 39 | * |
| 40 | * 7.9: |
| 41 | * - new fuse_getattr_in input argument of GETATTR |
Miklos Szeredi | a9ff4f8 | 2007-10-18 03:07:02 -0700 | [diff] [blame] | 42 | * - add lk_flags in fuse_lk_in |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 43 | * - add lock_owner field to fuse_setattr_in, fuse_read_in and fuse_write_in |
Miklos Szeredi | 0e9663e | 2007-10-18 03:07:05 -0700 | [diff] [blame] | 44 | * - add blksize field to fuse_attr |
Miklos Szeredi | a664309 | 2007-11-28 16:22:00 -0800 | [diff] [blame] | 45 | * - add file flags field to fuse_read_in and fuse_write_in |
Tejun Heo | a7c1b99 | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 46 | * |
| 47 | * 7.10 |
| 48 | * - add nonseekable open flag |
Miklos Szeredi | 1f55ed0 | 2008-12-01 19:14:02 +0100 | [diff] [blame] | 49 | * |
| 50 | * 7.11 |
| 51 | * - add IOCTL message |
| 52 | * - add unsolicited notification support |
| 53 | * - add POLL message and NOTIFY_POLL notification |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 54 | * |
| 55 | * 7.12 |
| 56 | * - add umask flag to input argument of open, mknod and mkdir |
John Muir | 3b463ae | 2009-05-31 11:13:57 -0400 | [diff] [blame] | 57 | * - add notification messages for invalidation of inodes and |
| 58 | * directory entries |
Csaba Henk | 7a6d3c8 | 2009-07-01 17:28:41 -0700 | [diff] [blame] | 59 | * |
| 60 | * 7.13 |
| 61 | * - make max number of background requests and congestion threshold |
| 62 | * tunables |
Miklos Szeredi | dd3bb14 | 2010-05-25 15:06:06 +0200 | [diff] [blame] | 63 | * |
| 64 | * 7.14 |
| 65 | * - add splice support to fuse device |
Miklos Szeredi | a1d75f2 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 66 | * |
| 67 | * 7.15 |
| 68 | * - add store notify |
Miklos Szeredi | 2d45ba3 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 69 | * - add retrieve notify |
Miklos Szeredi | 02c048b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 70 | * |
| 71 | * 7.16 |
| 72 | * - add BATCH_FORGET request |
Miklos Szeredi | 1baa26b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 73 | * - FUSE_IOCTL_UNRESTRICTED shall now return with array of 'struct |
| 74 | * fuse_ioctl_iovec' instead of ambiguous 'struct iovec' |
| 75 | * - add FUSE_IOCTL_32BIT flag |
Miklos Szeredi | 37fb3a3 | 2011-08-08 16:08:08 +0200 | [diff] [blame] | 76 | * |
| 77 | * 7.17 |
| 78 | * - add FUSE_FLOCK_LOCKS and FUSE_RELEASE_FLOCK_UNLOCK |
Miklos Szeredi | b18da0c | 2011-12-13 11:58:49 +0100 | [diff] [blame] | 79 | * |
| 80 | * 7.18 |
| 81 | * - add FUSE_IOCTL_DIR flag |
John Muir | 451d0f5 | 2011-12-06 21:50:06 +0100 | [diff] [blame] | 82 | * - add FUSE_NOTIFY_DELETE |
Anatol Pomozov | 05ba1f0 | 2012-04-22 18:45:24 -0700 | [diff] [blame] | 83 | * |
| 84 | * 7.19 |
| 85 | * - add FUSE_FALLOCATE |
Brian Foster | 72d0d24 | 2012-07-16 15:23:48 -0400 | [diff] [blame] | 86 | * |
| 87 | * 7.20 |
| 88 | * - add FUSE_AUTO_INVAL_DATA |
Miklos Szeredi | 23c153e | 2013-01-31 17:08:11 +0100 | [diff] [blame] | 89 | * |
| 90 | * 7.21 |
| 91 | * - add FUSE_READDIRPLUS |
Enke Chen | 0415d29 | 2013-02-04 16:14:32 +0100 | [diff] [blame] | 92 | * - send the requested events in POLL request |
Miklos Szeredi | c79e322 | 2007-10-18 03:06:59 -0700 | [diff] [blame] | 93 | */ |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 94 | |
Tejun Heo | 29d434b | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 95 | #ifndef _LINUX_FUSE_H |
| 96 | #define _LINUX_FUSE_H |
| 97 | |
Miklos Szeredi | 7e98d53 | 2013-02-07 11:58:12 +0100 | [diff] [blame] | 98 | #ifdef __linux__ |
Miklos Szeredi | 1f55ed0 | 2008-12-01 19:14:02 +0100 | [diff] [blame] | 99 | #include <linux/types.h> |
Miklos Szeredi | 7e98d53 | 2013-02-07 11:58:12 +0100 | [diff] [blame] | 100 | #else |
| 101 | #include <stdint.h> |
| 102 | #define __u64 uint64_t |
| 103 | #define __s64 int64_t |
| 104 | #define __u32 uint32_t |
| 105 | #define __s32 int32_t |
| 106 | #define __u16 uint16_t |
| 107 | #endif |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 108 | |
Miklos Szeredi | 37d217f | 2009-07-08 18:17:58 +0200 | [diff] [blame] | 109 | /* |
| 110 | * Version negotiation: |
| 111 | * |
| 112 | * Both the kernel and userspace send the version they support in the |
| 113 | * INIT request and reply respectively. |
| 114 | * |
| 115 | * If the major versions match then both shall use the smallest |
| 116 | * of the two minor versions for communication. |
| 117 | * |
| 118 | * If the kernel supports a larger major version, then userspace shall |
| 119 | * reply with the major version it supports, ignore the rest of the |
| 120 | * INIT message and expect a new INIT message from the kernel with a |
| 121 | * matching major version. |
| 122 | * |
| 123 | * If the library supports a larger major version, then it shall fall |
| 124 | * back to the major protocol version sent by the kernel for |
| 125 | * communication and reply with that major version (and an arbitrary |
| 126 | * supported minor version). |
| 127 | */ |
| 128 | |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 129 | /** Version number of this interface */ |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 130 | #define FUSE_KERNEL_VERSION 7 |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 131 | |
| 132 | /** Minor version number of this interface */ |
Miklos Szeredi | 23c153e | 2013-01-31 17:08:11 +0100 | [diff] [blame] | 133 | #define FUSE_KERNEL_MINOR_VERSION 21 |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 134 | |
| 135 | /** The node ID of the root inode */ |
| 136 | #define FUSE_ROOT_ID 1 |
| 137 | |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 138 | /* Make sure all structures are padded to 64bit boundary, so 32bit |
| 139 | userspace works under 64bit kernels */ |
| 140 | |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 141 | struct fuse_attr { |
| 142 | __u64 ino; |
| 143 | __u64 size; |
| 144 | __u64 blocks; |
| 145 | __u64 atime; |
| 146 | __u64 mtime; |
| 147 | __u64 ctime; |
| 148 | __u32 atimensec; |
| 149 | __u32 mtimensec; |
| 150 | __u32 ctimensec; |
| 151 | __u32 mode; |
| 152 | __u32 nlink; |
| 153 | __u32 uid; |
| 154 | __u32 gid; |
| 155 | __u32 rdev; |
Miklos Szeredi | 0e9663e | 2007-10-18 03:07:05 -0700 | [diff] [blame] | 156 | __u32 blksize; |
| 157 | __u32 padding; |
Miklos Szeredi | d8a5ba4 | 2005-09-09 13:10:26 -0700 | [diff] [blame] | 158 | }; |
| 159 | |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 160 | struct fuse_kstatfs { |
| 161 | __u64 blocks; |
| 162 | __u64 bfree; |
| 163 | __u64 bavail; |
| 164 | __u64 files; |
| 165 | __u64 ffree; |
| 166 | __u32 bsize; |
| 167 | __u32 namelen; |
Miklos Szeredi | de5f120 | 2006-01-06 00:19:37 -0800 | [diff] [blame] | 168 | __u32 frsize; |
| 169 | __u32 padding; |
| 170 | __u32 spare[6]; |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 171 | }; |
| 172 | |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 173 | struct fuse_file_lock { |
| 174 | __u64 start; |
| 175 | __u64 end; |
| 176 | __u32 type; |
| 177 | __u32 pid; /* tgid */ |
| 178 | }; |
| 179 | |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 180 | /** |
| 181 | * Bitmasks for fuse_setattr_in.valid |
| 182 | */ |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 183 | #define FATTR_MODE (1 << 0) |
| 184 | #define FATTR_UID (1 << 1) |
| 185 | #define FATTR_GID (1 << 2) |
| 186 | #define FATTR_SIZE (1 << 3) |
| 187 | #define FATTR_ATIME (1 << 4) |
| 188 | #define FATTR_MTIME (1 << 5) |
Miklos Szeredi | befc649 | 2005-11-07 00:59:52 -0800 | [diff] [blame] | 189 | #define FATTR_FH (1 << 6) |
Miklos Szeredi | 17637cb | 2007-10-18 03:07:01 -0700 | [diff] [blame] | 190 | #define FATTR_ATIME_NOW (1 << 7) |
| 191 | #define FATTR_MTIME_NOW (1 << 8) |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 192 | #define FATTR_LOCKOWNER (1 << 9) |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 193 | |
Miklos Szeredi | 45323fb | 2005-09-09 13:10:37 -0700 | [diff] [blame] | 194 | /** |
| 195 | * Flags returned by the OPEN request |
| 196 | * |
| 197 | * FOPEN_DIRECT_IO: bypass page cache for this open file |
| 198 | * FOPEN_KEEP_CACHE: don't invalidate the data cache on open |
Tejun Heo | a7c1b99 | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 199 | * FOPEN_NONSEEKABLE: the file is not seekable |
Miklos Szeredi | 45323fb | 2005-09-09 13:10:37 -0700 | [diff] [blame] | 200 | */ |
| 201 | #define FOPEN_DIRECT_IO (1 << 0) |
| 202 | #define FOPEN_KEEP_CACHE (1 << 1) |
Tejun Heo | a7c1b99 | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 203 | #define FOPEN_NONSEEKABLE (1 << 2) |
Miklos Szeredi | 45323fb | 2005-09-09 13:10:37 -0700 | [diff] [blame] | 204 | |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 205 | /** |
| 206 | * INIT request/reply flags |
Miklos Szeredi | 33670fa | 2008-07-25 01:49:02 -0700 | [diff] [blame] | 207 | * |
Miklos Szeredi | f3840dc | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 208 | * FUSE_ASYNC_READ: asynchronous read requests |
Miklos Szeredi | 37fb3a3 | 2011-08-08 16:08:08 +0200 | [diff] [blame] | 209 | * FUSE_POSIX_LOCKS: remote locking for POSIX file locks |
Miklos Szeredi | f3840dc | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 210 | * FUSE_FILE_OPS: kernel sends file handle for fstat, etc... (not yet supported) |
| 211 | * FUSE_ATOMIC_O_TRUNC: handles the O_TRUNC open flag in the filesystem |
Miklos Szeredi | 33670fa | 2008-07-25 01:49:02 -0700 | [diff] [blame] | 212 | * FUSE_EXPORT_SUPPORT: filesystem handles lookups of "." and ".." |
Miklos Szeredi | f3840dc | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 213 | * FUSE_BIG_WRITES: filesystem can handle write size larger than 4kB |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 214 | * FUSE_DONT_MASK: don't apply umask to file mode on create operations |
Miklos Szeredi | 69fe05c | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 215 | * FUSE_SPLICE_WRITE: kernel supports splice write on the device |
| 216 | * FUSE_SPLICE_MOVE: kernel supports splice move on the device |
| 217 | * FUSE_SPLICE_READ: kernel supports splice read on the device |
Miklos Szeredi | 37fb3a3 | 2011-08-08 16:08:08 +0200 | [diff] [blame] | 218 | * FUSE_FLOCK_LOCKS: remote locking for BSD style file locks |
Miklos Szeredi | 69fe05c | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 219 | * FUSE_HAS_IOCTL_DIR: kernel supports ioctl on directories |
Brian Foster | 72d0d24 | 2012-07-16 15:23:48 -0400 | [diff] [blame] | 220 | * FUSE_AUTO_INVAL_DATA: automatically invalidate cached pages |
Eric Wong | 634734b | 2013-02-06 22:29:01 +0000 | [diff] [blame^] | 221 | * FUSE_DO_READDIRPLUS: do READDIRPLUS (READDIR+LOOKUP in one) |
| 222 | * FUSE_READDIRPLUS_AUTO: adaptive readdirplus |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 223 | */ |
| 224 | #define FUSE_ASYNC_READ (1 << 0) |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 225 | #define FUSE_POSIX_LOCKS (1 << 1) |
Miklos Szeredi | c79e322 | 2007-10-18 03:06:59 -0700 | [diff] [blame] | 226 | #define FUSE_FILE_OPS (1 << 2) |
Miklos Szeredi | 6ff958e | 2007-10-18 03:07:02 -0700 | [diff] [blame] | 227 | #define FUSE_ATOMIC_O_TRUNC (1 << 3) |
Miklos Szeredi | 33670fa | 2008-07-25 01:49:02 -0700 | [diff] [blame] | 228 | #define FUSE_EXPORT_SUPPORT (1 << 4) |
Miklos Szeredi | 78bb6cb | 2008-05-12 14:02:32 -0700 | [diff] [blame] | 229 | #define FUSE_BIG_WRITES (1 << 5) |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 230 | #define FUSE_DONT_MASK (1 << 6) |
Miklos Szeredi | 69fe05c | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 231 | #define FUSE_SPLICE_WRITE (1 << 7) |
| 232 | #define FUSE_SPLICE_MOVE (1 << 8) |
| 233 | #define FUSE_SPLICE_READ (1 << 9) |
Miklos Szeredi | 37fb3a3 | 2011-08-08 16:08:08 +0200 | [diff] [blame] | 234 | #define FUSE_FLOCK_LOCKS (1 << 10) |
Miklos Szeredi | 69fe05c | 2012-07-18 16:09:40 +0200 | [diff] [blame] | 235 | #define FUSE_HAS_IOCTL_DIR (1 << 11) |
Brian Foster | 72d0d24 | 2012-07-16 15:23:48 -0400 | [diff] [blame] | 236 | #define FUSE_AUTO_INVAL_DATA (1 << 12) |
Anand V. Avati | 0b05b18 | 2012-08-19 08:53:23 -0400 | [diff] [blame] | 237 | #define FUSE_DO_READDIRPLUS (1 << 13) |
Eric Wong | 634734b | 2013-02-06 22:29:01 +0000 | [diff] [blame^] | 238 | #define FUSE_READDIRPLUS_AUTO (1 << 14) |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 239 | |
Miklos Szeredi | e9168c1 | 2006-12-06 20:35:38 -0800 | [diff] [blame] | 240 | /** |
Tejun Heo | 151060a | 2009-04-14 10:54:54 +0900 | [diff] [blame] | 241 | * CUSE INIT request/reply flags |
| 242 | * |
| 243 | * CUSE_UNRESTRICTED_IOCTL: use unrestricted ioctl |
| 244 | */ |
| 245 | #define CUSE_UNRESTRICTED_IOCTL (1 << 0) |
| 246 | |
| 247 | /** |
Miklos Szeredi | e9168c1 | 2006-12-06 20:35:38 -0800 | [diff] [blame] | 248 | * Release flags |
| 249 | */ |
| 250 | #define FUSE_RELEASE_FLUSH (1 << 0) |
Miklos Szeredi | 37fb3a3 | 2011-08-08 16:08:08 +0200 | [diff] [blame] | 251 | #define FUSE_RELEASE_FLOCK_UNLOCK (1 << 1) |
Miklos Szeredi | e9168c1 | 2006-12-06 20:35:38 -0800 | [diff] [blame] | 252 | |
Miklos Szeredi | c79e322 | 2007-10-18 03:06:59 -0700 | [diff] [blame] | 253 | /** |
| 254 | * Getattr flags |
| 255 | */ |
| 256 | #define FUSE_GETATTR_FH (1 << 0) |
| 257 | |
Miklos Szeredi | a9ff4f8 | 2007-10-18 03:07:02 -0700 | [diff] [blame] | 258 | /** |
| 259 | * Lock flags |
| 260 | */ |
| 261 | #define FUSE_LK_FLOCK (1 << 0) |
| 262 | |
Miklos Szeredi | b25e82e | 2007-10-18 03:07:03 -0700 | [diff] [blame] | 263 | /** |
| 264 | * WRITE flags |
| 265 | * |
| 266 | * FUSE_WRITE_CACHE: delayed write from page cache, file handle is guessed |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 267 | * FUSE_WRITE_LOCKOWNER: lock_owner field is valid |
Miklos Szeredi | b25e82e | 2007-10-18 03:07:03 -0700 | [diff] [blame] | 268 | */ |
| 269 | #define FUSE_WRITE_CACHE (1 << 0) |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 270 | #define FUSE_WRITE_LOCKOWNER (1 << 1) |
| 271 | |
| 272 | /** |
| 273 | * Read flags |
| 274 | */ |
| 275 | #define FUSE_READ_LOCKOWNER (1 << 1) |
Miklos Szeredi | b25e82e | 2007-10-18 03:07:03 -0700 | [diff] [blame] | 276 | |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 277 | /** |
| 278 | * Ioctl flags |
| 279 | * |
| 280 | * FUSE_IOCTL_COMPAT: 32bit compat ioctl on 64bit machine |
| 281 | * FUSE_IOCTL_UNRESTRICTED: not restricted to well-formed ioctls, retry allowed |
| 282 | * FUSE_IOCTL_RETRY: retry with new iovecs |
Miklos Szeredi | 1baa26b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 283 | * FUSE_IOCTL_32BIT: 32bit ioctl |
Miklos Szeredi | b18da0c | 2011-12-13 11:58:49 +0100 | [diff] [blame] | 284 | * FUSE_IOCTL_DIR: is a directory |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 285 | * |
| 286 | * FUSE_IOCTL_MAX_IOV: maximum of in_iovecs + out_iovecs |
| 287 | */ |
| 288 | #define FUSE_IOCTL_COMPAT (1 << 0) |
| 289 | #define FUSE_IOCTL_UNRESTRICTED (1 << 1) |
| 290 | #define FUSE_IOCTL_RETRY (1 << 2) |
Miklos Szeredi | 1baa26b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 291 | #define FUSE_IOCTL_32BIT (1 << 3) |
Miklos Szeredi | b18da0c | 2011-12-13 11:58:49 +0100 | [diff] [blame] | 292 | #define FUSE_IOCTL_DIR (1 << 4) |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 293 | |
| 294 | #define FUSE_IOCTL_MAX_IOV 256 |
| 295 | |
Tejun Heo | 95668a6 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 296 | /** |
| 297 | * Poll flags |
| 298 | * |
| 299 | * FUSE_POLL_SCHEDULE_NOTIFY: request poll notify |
| 300 | */ |
| 301 | #define FUSE_POLL_SCHEDULE_NOTIFY (1 << 0) |
| 302 | |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 303 | enum fuse_opcode { |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 304 | FUSE_LOOKUP = 1, |
| 305 | FUSE_FORGET = 2, /* no reply */ |
| 306 | FUSE_GETATTR = 3, |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 307 | FUSE_SETATTR = 4, |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 308 | FUSE_READLINK = 5, |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 309 | FUSE_SYMLINK = 6, |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 310 | FUSE_MKNOD = 8, |
| 311 | FUSE_MKDIR = 9, |
| 312 | FUSE_UNLINK = 10, |
| 313 | FUSE_RMDIR = 11, |
| 314 | FUSE_RENAME = 12, |
| 315 | FUSE_LINK = 13, |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 316 | FUSE_OPEN = 14, |
| 317 | FUSE_READ = 15, |
| 318 | FUSE_WRITE = 16, |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 319 | FUSE_STATFS = 17, |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 320 | FUSE_RELEASE = 18, |
| 321 | FUSE_FSYNC = 20, |
Miklos Szeredi | 92a8780 | 2005-09-09 13:10:31 -0700 | [diff] [blame] | 322 | FUSE_SETXATTR = 21, |
| 323 | FUSE_GETXATTR = 22, |
| 324 | FUSE_LISTXATTR = 23, |
| 325 | FUSE_REMOVEXATTR = 24, |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 326 | FUSE_FLUSH = 25, |
Miklos Szeredi | 04730fe | 2005-09-09 13:10:36 -0700 | [diff] [blame] | 327 | FUSE_INIT = 26, |
| 328 | FUSE_OPENDIR = 27, |
| 329 | FUSE_READDIR = 28, |
Miklos Szeredi | 8254798 | 2005-09-09 13:10:38 -0700 | [diff] [blame] | 330 | FUSE_RELEASEDIR = 29, |
Miklos Szeredi | 31d40d7 | 2005-11-07 00:59:50 -0800 | [diff] [blame] | 331 | FUSE_FSYNCDIR = 30, |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 332 | FUSE_GETLK = 31, |
| 333 | FUSE_SETLK = 32, |
| 334 | FUSE_SETLKW = 33, |
Miklos Szeredi | fd72faa | 2005-11-07 00:59:51 -0800 | [diff] [blame] | 335 | FUSE_ACCESS = 34, |
Miklos Szeredi | a4d27e7 | 2006-06-25 05:48:54 -0700 | [diff] [blame] | 336 | FUSE_CREATE = 35, |
| 337 | FUSE_INTERRUPT = 36, |
Miklos Szeredi | b2d2272 | 2006-12-06 20:35:51 -0800 | [diff] [blame] | 338 | FUSE_BMAP = 37, |
Miklos Szeredi | 0ec7ca4 | 2006-12-06 20:35:52 -0800 | [diff] [blame] | 339 | FUSE_DESTROY = 38, |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 340 | FUSE_IOCTL = 39, |
Tejun Heo | 95668a6 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 341 | FUSE_POLL = 40, |
Miklos Szeredi | 2d45ba3 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 342 | FUSE_NOTIFY_REPLY = 41, |
Miklos Szeredi | 02c048b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 343 | FUSE_BATCH_FORGET = 42, |
Anatol Pomozov | 05ba1f0 | 2012-04-22 18:45:24 -0700 | [diff] [blame] | 344 | FUSE_FALLOCATE = 43, |
Anand V. Avati | 0b05b18 | 2012-08-19 08:53:23 -0400 | [diff] [blame] | 345 | FUSE_READDIRPLUS = 44, |
Tejun Heo | 151060a | 2009-04-14 10:54:54 +0900 | [diff] [blame] | 346 | |
| 347 | /* CUSE specific operations */ |
| 348 | CUSE_INIT = 4096, |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 349 | }; |
| 350 | |
Tejun Heo | 8599396 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 351 | enum fuse_notify_code { |
Tejun Heo | 95668a6 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 352 | FUSE_NOTIFY_POLL = 1, |
John Muir | 3b463ae | 2009-05-31 11:13:57 -0400 | [diff] [blame] | 353 | FUSE_NOTIFY_INVAL_INODE = 2, |
| 354 | FUSE_NOTIFY_INVAL_ENTRY = 3, |
Miklos Szeredi | a1d75f2 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 355 | FUSE_NOTIFY_STORE = 4, |
Miklos Szeredi | 2d45ba3 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 356 | FUSE_NOTIFY_RETRIEVE = 5, |
John Muir | 451d0f5 | 2011-12-06 21:50:06 +0100 | [diff] [blame] | 357 | FUSE_NOTIFY_DELETE = 6, |
Tejun Heo | 8599396 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 358 | FUSE_NOTIFY_CODE_MAX, |
| 359 | }; |
| 360 | |
Miklos Szeredi | 1d3d752 | 2006-01-06 00:19:40 -0800 | [diff] [blame] | 361 | /* The read buffer is required to be at least 8k, but may be much larger */ |
| 362 | #define FUSE_MIN_READ_BUFFER 8192 |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 363 | |
Miklos Szeredi | 0e9663e | 2007-10-18 03:07:05 -0700 | [diff] [blame] | 364 | #define FUSE_COMPAT_ENTRY_OUT_SIZE 120 |
| 365 | |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 366 | struct fuse_entry_out { |
| 367 | __u64 nodeid; /* Inode ID */ |
| 368 | __u64 generation; /* Inode generation: nodeid:gen must |
| 369 | be unique for the fs's lifetime */ |
| 370 | __u64 entry_valid; /* Cache timeout for the name */ |
| 371 | __u64 attr_valid; /* Cache timeout for the attributes */ |
| 372 | __u32 entry_valid_nsec; |
| 373 | __u32 attr_valid_nsec; |
| 374 | struct fuse_attr attr; |
| 375 | }; |
| 376 | |
| 377 | struct fuse_forget_in { |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 378 | __u64 nlookup; |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 379 | }; |
| 380 | |
Miklos Szeredi | 02c048b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 381 | struct fuse_forget_one { |
| 382 | __u64 nodeid; |
| 383 | __u64 nlookup; |
| 384 | }; |
| 385 | |
| 386 | struct fuse_batch_forget_in { |
| 387 | __u32 count; |
| 388 | __u32 dummy; |
| 389 | }; |
| 390 | |
Miklos Szeredi | c79e322 | 2007-10-18 03:06:59 -0700 | [diff] [blame] | 391 | struct fuse_getattr_in { |
| 392 | __u32 getattr_flags; |
| 393 | __u32 dummy; |
| 394 | __u64 fh; |
| 395 | }; |
| 396 | |
Miklos Szeredi | 0e9663e | 2007-10-18 03:07:05 -0700 | [diff] [blame] | 397 | #define FUSE_COMPAT_ATTR_OUT_SIZE 96 |
| 398 | |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 399 | struct fuse_attr_out { |
| 400 | __u64 attr_valid; /* Cache timeout for the attributes */ |
| 401 | __u32 attr_valid_nsec; |
| 402 | __u32 dummy; |
| 403 | struct fuse_attr attr; |
| 404 | }; |
| 405 | |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 406 | #define FUSE_COMPAT_MKNOD_IN_SIZE 8 |
| 407 | |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 408 | struct fuse_mknod_in { |
| 409 | __u32 mode; |
| 410 | __u32 rdev; |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 411 | __u32 umask; |
| 412 | __u32 padding; |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 413 | }; |
| 414 | |
| 415 | struct fuse_mkdir_in { |
| 416 | __u32 mode; |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 417 | __u32 umask; |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 418 | }; |
| 419 | |
| 420 | struct fuse_rename_in { |
| 421 | __u64 newdir; |
| 422 | }; |
| 423 | |
| 424 | struct fuse_link_in { |
| 425 | __u64 oldnodeid; |
| 426 | }; |
| 427 | |
| 428 | struct fuse_setattr_in { |
| 429 | __u32 valid; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 430 | __u32 padding; |
Miklos Szeredi | befc649 | 2005-11-07 00:59:52 -0800 | [diff] [blame] | 431 | __u64 fh; |
| 432 | __u64 size; |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 433 | __u64 lock_owner; |
Miklos Szeredi | befc649 | 2005-11-07 00:59:52 -0800 | [diff] [blame] | 434 | __u64 atime; |
| 435 | __u64 mtime; |
| 436 | __u64 unused2; |
| 437 | __u32 atimensec; |
| 438 | __u32 mtimensec; |
| 439 | __u32 unused3; |
| 440 | __u32 mode; |
| 441 | __u32 unused4; |
| 442 | __u32 uid; |
| 443 | __u32 gid; |
| 444 | __u32 unused5; |
Miklos Szeredi | 9e6268d | 2005-09-09 13:10:29 -0700 | [diff] [blame] | 445 | }; |
| 446 | |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 447 | struct fuse_open_in { |
| 448 | __u32 flags; |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 449 | __u32 unused; |
| 450 | }; |
| 451 | |
| 452 | struct fuse_create_in { |
| 453 | __u32 flags; |
Miklos Szeredi | fd72faa | 2005-11-07 00:59:51 -0800 | [diff] [blame] | 454 | __u32 mode; |
Miklos Szeredi | e0a43dd | 2009-06-30 20:12:23 +0200 | [diff] [blame] | 455 | __u32 umask; |
| 456 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 457 | }; |
| 458 | |
| 459 | struct fuse_open_out { |
| 460 | __u64 fh; |
| 461 | __u32 open_flags; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 462 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 463 | }; |
| 464 | |
| 465 | struct fuse_release_in { |
| 466 | __u64 fh; |
| 467 | __u32 flags; |
Miklos Szeredi | e9168c1 | 2006-12-06 20:35:38 -0800 | [diff] [blame] | 468 | __u32 release_flags; |
| 469 | __u64 lock_owner; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 470 | }; |
| 471 | |
| 472 | struct fuse_flush_in { |
| 473 | __u64 fh; |
Miklos Szeredi | e9168c1 | 2006-12-06 20:35:38 -0800 | [diff] [blame] | 474 | __u32 unused; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 475 | __u32 padding; |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 476 | __u64 lock_owner; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 477 | }; |
| 478 | |
| 479 | struct fuse_read_in { |
| 480 | __u64 fh; |
| 481 | __u64 offset; |
| 482 | __u32 size; |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 483 | __u32 read_flags; |
| 484 | __u64 lock_owner; |
Miklos Szeredi | a664309 | 2007-11-28 16:22:00 -0800 | [diff] [blame] | 485 | __u32 flags; |
| 486 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 487 | }; |
| 488 | |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 489 | #define FUSE_COMPAT_WRITE_IN_SIZE 24 |
| 490 | |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 491 | struct fuse_write_in { |
| 492 | __u64 fh; |
| 493 | __u64 offset; |
| 494 | __u32 size; |
| 495 | __u32 write_flags; |
Miklos Szeredi | f333211 | 2007-10-18 03:07:04 -0700 | [diff] [blame] | 496 | __u64 lock_owner; |
Miklos Szeredi | a664309 | 2007-11-28 16:22:00 -0800 | [diff] [blame] | 497 | __u32 flags; |
| 498 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 499 | }; |
| 500 | |
| 501 | struct fuse_write_out { |
| 502 | __u32 size; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 503 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 504 | }; |
| 505 | |
Miklos Szeredi | de5f120 | 2006-01-06 00:19:37 -0800 | [diff] [blame] | 506 | #define FUSE_COMPAT_STATFS_SIZE 48 |
| 507 | |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 508 | struct fuse_statfs_out { |
| 509 | struct fuse_kstatfs st; |
| 510 | }; |
| 511 | |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 512 | struct fuse_fsync_in { |
| 513 | __u64 fh; |
| 514 | __u32 fsync_flags; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 515 | __u32 padding; |
Miklos Szeredi | b6aeade | 2005-09-09 13:10:30 -0700 | [diff] [blame] | 516 | }; |
| 517 | |
Miklos Szeredi | 92a8780 | 2005-09-09 13:10:31 -0700 | [diff] [blame] | 518 | struct fuse_setxattr_in { |
| 519 | __u32 size; |
| 520 | __u32 flags; |
| 521 | }; |
| 522 | |
| 523 | struct fuse_getxattr_in { |
| 524 | __u32 size; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 525 | __u32 padding; |
Miklos Szeredi | 92a8780 | 2005-09-09 13:10:31 -0700 | [diff] [blame] | 526 | }; |
| 527 | |
| 528 | struct fuse_getxattr_out { |
| 529 | __u32 size; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 530 | __u32 padding; |
Miklos Szeredi | 92a8780 | 2005-09-09 13:10:31 -0700 | [diff] [blame] | 531 | }; |
| 532 | |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 533 | struct fuse_lk_in { |
| 534 | __u64 fh; |
| 535 | __u64 owner; |
| 536 | struct fuse_file_lock lk; |
Miklos Szeredi | a9ff4f8 | 2007-10-18 03:07:02 -0700 | [diff] [blame] | 537 | __u32 lk_flags; |
| 538 | __u32 padding; |
Miklos Szeredi | 7142125 | 2006-06-25 05:48:52 -0700 | [diff] [blame] | 539 | }; |
| 540 | |
| 541 | struct fuse_lk_out { |
| 542 | struct fuse_file_lock lk; |
| 543 | }; |
| 544 | |
Miklos Szeredi | 31d40d7 | 2005-11-07 00:59:50 -0800 | [diff] [blame] | 545 | struct fuse_access_in { |
| 546 | __u32 mask; |
| 547 | __u32 padding; |
| 548 | }; |
| 549 | |
Miklos Szeredi | 3ec870d | 2006-01-06 00:19:41 -0800 | [diff] [blame] | 550 | struct fuse_init_in { |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 551 | __u32 major; |
| 552 | __u32 minor; |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 553 | __u32 max_readahead; |
| 554 | __u32 flags; |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 555 | }; |
| 556 | |
Miklos Szeredi | 3ec870d | 2006-01-06 00:19:41 -0800 | [diff] [blame] | 557 | struct fuse_init_out { |
| 558 | __u32 major; |
| 559 | __u32 minor; |
Miklos Szeredi | 9cd6845 | 2006-02-01 03:04:40 -0800 | [diff] [blame] | 560 | __u32 max_readahead; |
| 561 | __u32 flags; |
Csaba Henk | 7a6d3c8 | 2009-07-01 17:28:41 -0700 | [diff] [blame] | 562 | __u16 max_background; |
| 563 | __u16 congestion_threshold; |
Miklos Szeredi | 3ec870d | 2006-01-06 00:19:41 -0800 | [diff] [blame] | 564 | __u32 max_write; |
| 565 | }; |
| 566 | |
Tejun Heo | 151060a | 2009-04-14 10:54:54 +0900 | [diff] [blame] | 567 | #define CUSE_INIT_INFO_MAX 4096 |
| 568 | |
| 569 | struct cuse_init_in { |
| 570 | __u32 major; |
| 571 | __u32 minor; |
| 572 | __u32 unused; |
| 573 | __u32 flags; |
| 574 | }; |
| 575 | |
| 576 | struct cuse_init_out { |
| 577 | __u32 major; |
| 578 | __u32 minor; |
| 579 | __u32 unused; |
| 580 | __u32 flags; |
| 581 | __u32 max_read; |
| 582 | __u32 max_write; |
| 583 | __u32 dev_major; /* chardev major */ |
| 584 | __u32 dev_minor; /* chardev minor */ |
| 585 | __u32 spare[10]; |
| 586 | }; |
| 587 | |
Miklos Szeredi | a4d27e7 | 2006-06-25 05:48:54 -0700 | [diff] [blame] | 588 | struct fuse_interrupt_in { |
| 589 | __u64 unique; |
| 590 | }; |
| 591 | |
Miklos Szeredi | b2d2272 | 2006-12-06 20:35:51 -0800 | [diff] [blame] | 592 | struct fuse_bmap_in { |
| 593 | __u64 block; |
| 594 | __u32 blocksize; |
| 595 | __u32 padding; |
| 596 | }; |
| 597 | |
| 598 | struct fuse_bmap_out { |
| 599 | __u64 block; |
| 600 | }; |
| 601 | |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 602 | struct fuse_ioctl_in { |
| 603 | __u64 fh; |
| 604 | __u32 flags; |
| 605 | __u32 cmd; |
| 606 | __u64 arg; |
| 607 | __u32 in_size; |
| 608 | __u32 out_size; |
| 609 | }; |
| 610 | |
Miklos Szeredi | 1baa26b | 2010-12-07 20:16:56 +0100 | [diff] [blame] | 611 | struct fuse_ioctl_iovec { |
| 612 | __u64 base; |
| 613 | __u64 len; |
| 614 | }; |
| 615 | |
Tejun Heo | 59efec7 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 616 | struct fuse_ioctl_out { |
| 617 | __s32 result; |
| 618 | __u32 flags; |
| 619 | __u32 in_iovs; |
| 620 | __u32 out_iovs; |
| 621 | }; |
| 622 | |
Tejun Heo | 95668a6 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 623 | struct fuse_poll_in { |
| 624 | __u64 fh; |
| 625 | __u64 kh; |
| 626 | __u32 flags; |
Enke Chen | 0415d29 | 2013-02-04 16:14:32 +0100 | [diff] [blame] | 627 | __u32 events; |
Tejun Heo | 95668a6 | 2008-11-26 12:03:55 +0100 | [diff] [blame] | 628 | }; |
| 629 | |
| 630 | struct fuse_poll_out { |
| 631 | __u32 revents; |
| 632 | __u32 padding; |
| 633 | }; |
| 634 | |
| 635 | struct fuse_notify_poll_wakeup_out { |
| 636 | __u64 kh; |
| 637 | }; |
| 638 | |
Anatol Pomozov | 05ba1f0 | 2012-04-22 18:45:24 -0700 | [diff] [blame] | 639 | struct fuse_fallocate_in { |
| 640 | __u64 fh; |
| 641 | __u64 offset; |
| 642 | __u64 length; |
| 643 | __u32 mode; |
| 644 | __u32 padding; |
| 645 | }; |
| 646 | |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 647 | struct fuse_in_header { |
| 648 | __u32 len; |
| 649 | __u32 opcode; |
| 650 | __u64 unique; |
| 651 | __u64 nodeid; |
| 652 | __u32 uid; |
| 653 | __u32 gid; |
| 654 | __u32 pid; |
Miklos Szeredi | 0666326 | 2005-09-09 13:10:32 -0700 | [diff] [blame] | 655 | __u32 padding; |
Miklos Szeredi | 334f485 | 2005-09-09 13:10:27 -0700 | [diff] [blame] | 656 | }; |
| 657 | |
| 658 | struct fuse_out_header { |
| 659 | __u32 len; |
| 660 | __s32 error; |
| 661 | __u64 unique; |
| 662 | }; |
| 663 | |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 664 | struct fuse_dirent { |
| 665 | __u64 ino; |
| 666 | __u64 off; |
| 667 | __u32 namelen; |
| 668 | __u32 type; |
Miklos Szeredi | c628ee6 | 2012-04-12 12:57:08 +0200 | [diff] [blame] | 669 | char name[]; |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 670 | }; |
| 671 | |
Andrew Morton | 21f3da9 | 2007-07-15 23:39:50 -0700 | [diff] [blame] | 672 | #define FUSE_NAME_OFFSET offsetof(struct fuse_dirent, name) |
Miklos Szeredi | e5e5558 | 2005-09-09 13:10:28 -0700 | [diff] [blame] | 673 | #define FUSE_DIRENT_ALIGN(x) (((x) + sizeof(__u64) - 1) & ~(sizeof(__u64) - 1)) |
| 674 | #define FUSE_DIRENT_SIZE(d) \ |
| 675 | FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET + (d)->namelen) |
Tejun Heo | 29d434b | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 676 | |
Anand V. Avati | 0b05b18 | 2012-08-19 08:53:23 -0400 | [diff] [blame] | 677 | struct fuse_direntplus { |
| 678 | struct fuse_entry_out entry_out; |
| 679 | struct fuse_dirent dirent; |
| 680 | }; |
| 681 | |
| 682 | #define FUSE_NAME_OFFSET_DIRENTPLUS \ |
| 683 | offsetof(struct fuse_direntplus, dirent.name) |
| 684 | #define FUSE_DIRENTPLUS_SIZE(d) \ |
| 685 | FUSE_DIRENT_ALIGN(FUSE_NAME_OFFSET_DIRENTPLUS + (d)->dirent.namelen) |
| 686 | |
John Muir | 3b463ae | 2009-05-31 11:13:57 -0400 | [diff] [blame] | 687 | struct fuse_notify_inval_inode_out { |
| 688 | __u64 ino; |
| 689 | __s64 off; |
| 690 | __s64 len; |
| 691 | }; |
| 692 | |
| 693 | struct fuse_notify_inval_entry_out { |
| 694 | __u64 parent; |
| 695 | __u32 namelen; |
| 696 | __u32 padding; |
| 697 | }; |
| 698 | |
John Muir | 451d0f5 | 2011-12-06 21:50:06 +0100 | [diff] [blame] | 699 | struct fuse_notify_delete_out { |
| 700 | __u64 parent; |
| 701 | __u64 child; |
| 702 | __u32 namelen; |
| 703 | __u32 padding; |
| 704 | }; |
| 705 | |
Miklos Szeredi | a1d75f2 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 706 | struct fuse_notify_store_out { |
| 707 | __u64 nodeid; |
| 708 | __u64 offset; |
| 709 | __u32 size; |
| 710 | __u32 padding; |
| 711 | }; |
| 712 | |
Miklos Szeredi | 2d45ba3 | 2010-07-12 14:41:40 +0200 | [diff] [blame] | 713 | struct fuse_notify_retrieve_out { |
| 714 | __u64 notify_unique; |
| 715 | __u64 nodeid; |
| 716 | __u64 offset; |
| 717 | __u32 size; |
| 718 | __u32 padding; |
| 719 | }; |
| 720 | |
| 721 | /* Matches the size of fuse_write_in */ |
| 722 | struct fuse_notify_retrieve_in { |
| 723 | __u64 dummy1; |
| 724 | __u64 offset; |
| 725 | __u32 size; |
| 726 | __u32 dummy2; |
| 727 | __u64 dummy3; |
| 728 | __u64 dummy4; |
| 729 | }; |
| 730 | |
Tejun Heo | 29d434b | 2008-10-16 16:08:57 +0200 | [diff] [blame] | 731 | #endif /* _LINUX_FUSE_H */ |