-
Notifications
You must be signed in to change notification settings - Fork 313
/
types.go
446 lines (382 loc) · 6.57 KB
/
types.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
package fuse
import (
"syscall"
)
const PAGESIZE = 4096
const (
_DEFAULT_BACKGROUND_TASKS = 12
)
// Status is the errno number that a FUSE call returns to the kernel.
type Status int32
const (
OK = Status(0)
EACCES = Status(syscall.EACCES)
EBUSY = Status(syscall.EBUSY)
EINVAL = Status(syscall.EINVAL)
EIO = Status(syscall.EIO)
ENOENT = Status(syscall.ENOENT)
ENOSYS = Status(syscall.ENOSYS)
ENODATA = Status(syscall.ENODATA)
ENOTDIR = Status(syscall.ENOTDIR)
EPERM = Status(syscall.EPERM)
ERANGE = Status(syscall.ERANGE)
EXDEV = Status(syscall.EXDEV)
EBADF = Status(syscall.EBADF)
ENODEV = Status(syscall.ENODEV)
EROFS = Status(syscall.EROFS)
)
type ForgetIn struct {
InHeader
Nlookup uint64
}
// batch forget is handled internally.
type _ForgetOne struct {
NodeId uint64
Nlookup uint64
}
// batch forget is handled internally.
type _BatchForgetIn struct {
InHeader
Count uint32
Dummy uint32
}
type MkdirIn struct {
InHeader
Mode uint32
Umask uint32
}
type RenameIn struct {
InHeader
Newdir uint64
}
type LinkIn struct {
InHeader
Oldnodeid uint64
}
type MknodIn struct {
InHeader
Mode uint32
Rdev uint32
Umask uint32
Padding uint32
}
type Owner struct {
Uid uint32
Gid uint32
}
const ( // SetAttrIn.Valid
FATTR_MODE = (1 << 0)
FATTR_UID = (1 << 1)
FATTR_GID = (1 << 2)
FATTR_SIZE = (1 << 3)
FATTR_ATIME = (1 << 4)
FATTR_MTIME = (1 << 5)
FATTR_FH = (1 << 6)
FATTR_ATIME_NOW = (1 << 7)
FATTR_MTIME_NOW = (1 << 8)
FATTR_LOCKOWNER = (1 << 9)
)
type SetAttrInCommon struct {
InHeader
Valid uint32
Padding uint32
Fh uint64
Size uint64
LockOwner uint64
Atime uint64
Mtime uint64
Unused2 uint64
Atimensec uint32
Mtimensec uint32
Unused3 uint32
Mode uint32
Unused4 uint32
Owner
Unused5 uint32
}
const RELEASE_FLUSH = (1 << 0)
type ReleaseIn struct {
InHeader
Fh uint64
Flags uint32
ReleaseFlags uint32
LockOwner uint64
}
type OpenIn struct {
InHeader
Flags uint32
Unused uint32
}
const (
// OpenOut.Flags
FOPEN_DIRECT_IO = (1 << 0)
FOPEN_KEEP_CACHE = (1 << 1)
FOPEN_NONSEEKABLE = (1 << 2)
)
type OpenOut struct {
Fh uint64
OpenFlags uint32
Padding uint32
}
// To be set in InitIn/InitOut.Flags.
const (
CAP_ASYNC_READ = (1 << 0)
CAP_POSIX_LOCKS = (1 << 1)
CAP_FILE_OPS = (1 << 2)
CAP_ATOMIC_O_TRUNC = (1 << 3)
CAP_EXPORT_SUPPORT = (1 << 4)
CAP_BIG_WRITES = (1 << 5)
CAP_DONT_MASK = (1 << 6)
CAP_SPLICE_WRITE = (1 << 7)
CAP_SPLICE_MOVE = (1 << 8)
CAP_SPLICE_READ = (1 << 9)
CAP_FLOCK_LOCKS = (1 << 10)
CAP_IOCTL_DIR = (1 << 11)
CAP_AUTO_INVAL_DATA = (1 << 12)
CAP_READDIRPLUS = (1 << 13)
CAP_READDIRPLUS_AUTO = (1 << 14)
)
type InitIn struct {
InHeader
Major uint32
Minor uint32
MaxReadAhead uint32
Flags uint32
}
type InitOut struct {
Major uint32
Minor uint32
MaxReadAhead uint32
Flags uint32
MaxBackground uint16
CongestionThreshold uint16
MaxWrite uint32
}
type _CuseInitIn struct {
InHeader
Major uint32
Minor uint32
Unused uint32
Flags uint32
}
type _CuseInitOut struct {
Major uint32
Minor uint32
Unused uint32
Flags uint32
MaxRead uint32
MaxWrite uint32
DevMajor uint32
DevMinor uint32
Spare [10]uint32
}
type InterruptIn struct {
InHeader
Unique uint64
}
type _BmapIn struct {
InHeader
Block uint64
Blocksize uint32
Padding uint32
}
type _BmapOut struct {
Block uint64
}
const (
FUSE_IOCTL_COMPAT = (1 << 0)
FUSE_IOCTL_UNRESTRICTED = (1 << 1)
FUSE_IOCTL_RETRY = (1 << 2)
)
type _IoctlIn struct {
InHeader
Fh uint64
Flags uint32
Cmd uint32
Arg uint64
InSize uint32
OutSize uint32
}
type _IoctlOut struct {
Result int32
Flags uint32
InIovs uint32
OutIovs uint32
}
type _PollIn struct {
InHeader
Fh uint64
Kh uint64
Flags uint32
Padding uint32
}
type _PollOut struct {
Revents uint32
Padding uint32
}
type _NotifyPollWakeupOut struct {
Kh uint64
}
type WriteOut struct {
Size uint32
Padding uint32
}
type SetXAttrIn struct {
InHeader
Size uint32
Flags uint32
}
type GetXAttrIn struct {
InHeader
Size uint32
Padding uint32
}
type GetXAttrOut struct {
Size uint32
Padding uint32
}
type _FileLock struct {
Start uint64
End uint64
Typ uint32
Pid uint32
}
type _LkIn struct {
InHeader
Fh uint64
Owner uint64
Lk _FileLock
LkFlags uint32
Padding uint32
}
type _LkOut struct {
Lk _FileLock
}
// For AccessIn.Mask.
const (
X_OK = 1
W_OK = 2
R_OK = 4
F_OK = 0
)
type AccessIn struct {
InHeader
Mask uint32
Padding uint32
}
type FsyncIn struct {
InHeader
Fh uint64
FsyncFlags uint32
Padding uint32
}
type OutHeader struct {
Length uint32
Status int32
Unique uint64
}
type CreateIn struct {
InHeader
Flags uint32
Mode uint32
Umask uint32
Padding uint32
}
type NotifyInvalInodeOut struct {
Ino uint64
Off int64
Length int64
}
type NotifyInvalEntryOut struct {
Parent uint64
NameLen uint32
Padding uint32
}
type NotifyInvalDeleteOut struct {
Parent uint64
Child uint64
NameLen uint32
Padding uint32
}
const (
NOTIFY_POLL = -1
NOTIFY_INVAL_INODE = -2
NOTIFY_INVAL_ENTRY = -3
NOTIFY_STORE = -4
NOTIFY_RETRIEVE = -5
NOTIFY_INVAL_DELETE = -6
NOTIFY_CODE_MAX = -6
)
type FlushIn struct {
InHeader
Fh uint64
Unused uint32
Padding uint32
LockOwner uint64
}
type EntryOut struct {
NodeId uint64
Generation uint64
EntryValid uint64
AttrValid uint64
EntryValidNsec uint32
AttrValidNsec uint32
Attr
}
type AttrOut struct {
AttrValid uint64
AttrValidNsec uint32
Dummy uint32
Attr
}
type CreateOut struct {
EntryOut
OpenOut
}
type Context struct {
Owner
Pid uint32
}
type InHeader struct {
Length uint32
Opcode int32
Unique uint64
NodeId uint64
Context
Padding uint32
}
type StatfsOut struct {
Blocks uint64
Bfree uint64
Bavail uint64
Files uint64
Ffree uint64
Bsize uint32
NameLen uint32
Frsize uint32
Padding uint32
Spare [6]uint32
}
// _Dirent is what we send to the kernel, but we offer DirEntry and
// DirEntryList to the user.
type _Dirent struct {
Ino uint64
Off uint64
NameLen uint32
Typ uint32
}
const (
READ_LOCKOWNER = (1 << 1)
)
const (
WRITE_CACHE = (1 << 0)
WRITE_LOCKOWNER = (1 << 1)
)
type FallocateIn struct {
InHeader
Fh uint64
Offset uint64
Length uint64
Mode uint32
Padding uint32
}