Commit | Line | Data |
---|---|---|
84004dbf RS |
1 | /* |
2 | Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser General Public License as published by | |
6 | the Free Software Foundation; either version 2.1 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | /* | |
18 | * High level api to nfs filesystems | |
19 | */ | |
a8a1b858 M |
20 | #ifdef WIN32 |
21 | #include "win32_compat.h" | |
6874f61e | 22 | #define DllExport |
6874f61e | 23 | #else |
d7c6e9aa | 24 | |
6874f61e | 25 | #include <strings.h> |
d7c6e9aa RS |
26 | #include <utime.h> |
27 | #include <unistd.h> | |
28 | ||
29 | #ifdef AROS | |
30 | #include "aros_compat.h" | |
252aa90d | 31 | #else |
d7c6e9aa | 32 | #ifdef ANDROID |
252aa90d CF |
33 | #include <sys/vfs.h> |
34 | #define statvfs statfs | |
d7c6e9aa RS |
35 | #else |
36 | #include <sys/statvfs.h> | |
37 | #endif /*ANDROID*/ | |
38 | #endif /*AROS*/ | |
39 | #endif /*WIN32*/ | |
a8a1b858 M |
40 | |
41 | #define _GNU_SOURCE | |
6874f61e | 42 | |
84004dbf | 43 | #include <stdio.h> |
1896d37b | 44 | #include <stdarg.h> |
84004dbf RS |
45 | #include <stdlib.h> |
46 | #include <string.h> | |
f3a75078 | 47 | #include <assert.h> |
84004dbf RS |
48 | #include <errno.h> |
49 | #include <sys/types.h> | |
50 | #include <sys/stat.h> | |
84004dbf | 51 | #include <fcntl.h> |
763cd6e3 RS |
52 | #include <netinet/in.h> |
53 | #include "libnfs-zdr.h" | |
84004dbf RS |
54 | #include "libnfs.h" |
55 | #include "libnfs-raw.h" | |
56 | #include "libnfs-raw-mount.h" | |
57 | #include "libnfs-raw-nfs.h" | |
1896d37b RS |
58 | #include "libnfs-private.h" |
59 | ||
60 | struct nfsdir { | |
61 | struct nfsdirent *entries; | |
62 | struct nfsdirent *current; | |
63 | }; | |
84004dbf RS |
64 | |
65 | struct nfsfh { | |
66 | struct nfs_fh3 fh; | |
67 | int is_sync; | |
183451cf | 68 | uint64_t offset; |
84004dbf RS |
69 | }; |
70 | ||
1896d37b RS |
71 | struct nfs_context { |
72 | struct rpc_context *rpc; | |
73 | char *server; | |
74 | char *export; | |
75 | struct nfs_fh3 rootfh; | |
183451cf RS |
76 | uint64_t readmax; |
77 | uint64_t writemax; | |
84004dbf RS |
78 | }; |
79 | ||
80 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
81 | { | |
82 | while (nfsdir->entries) { | |
83 | struct nfsdirent *dirent = nfsdir->entries->next; | |
84 | if (nfsdir->entries->name != NULL) { | |
85 | free(nfsdir->entries->name); | |
86 | } | |
87 | free(nfsdir->entries); | |
88 | nfsdir->entries = dirent; | |
89 | } | |
90 | free(nfsdir); | |
91 | } | |
92 | ||
84004dbf RS |
93 | struct nfs_cb_data; |
94 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
95 | ||
96 | struct nfs_cb_data { | |
97 | struct nfs_context *nfs; | |
98 | struct nfsfh *nfsfh; | |
99 | char *saved_path, *path; | |
100 | ||
101 | nfs_cb cb; | |
102 | void *private_data; | |
103 | ||
104 | continue_func continue_cb; | |
105 | void *continue_data; | |
106 | void (*free_continue_data)(void *); | |
107 | int continue_int; | |
108 | ||
109 | struct nfs_fh3 fh; | |
921f877b RS |
110 | |
111 | /* for multi-read/write calls. */ | |
112 | int error; | |
113 | int cancel; | |
114 | int num_calls; | |
183451cf | 115 | uint64_t start_offset, max_offset; |
921f877b RS |
116 | char *buffer; |
117 | }; | |
118 | ||
119 | struct nfs_mcb_data { | |
120 | struct nfs_cb_data *data; | |
183451cf RS |
121 | uint64_t offset; |
122 | uint64_t count; | |
84004dbf RS |
123 | }; |
124 | ||
125 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
126 | ||
127 | ||
67ba2239 | 128 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 129 | { |
9896c715 | 130 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
131 | } |
132 | ||
133 | int nfs_get_fd(struct nfs_context *nfs) | |
134 | { | |
135 | return rpc_get_fd(nfs->rpc); | |
136 | } | |
137 | ||
83aa785d RS |
138 | int nfs_queue_length(struct nfs_context *nfs) |
139 | { | |
140 | return rpc_queue_length(nfs->rpc); | |
141 | } | |
142 | ||
84004dbf RS |
143 | int nfs_which_events(struct nfs_context *nfs) |
144 | { | |
145 | return rpc_which_events(nfs->rpc); | |
146 | } | |
147 | ||
148 | int nfs_service(struct nfs_context *nfs, int revents) | |
149 | { | |
150 | return rpc_service(nfs->rpc, revents); | |
151 | } | |
152 | ||
153 | char *nfs_get_error(struct nfs_context *nfs) | |
154 | { | |
155 | return rpc_get_error(nfs->rpc); | |
156 | }; | |
157 | ||
158 | struct nfs_context *nfs_init_context(void) | |
159 | { | |
160 | struct nfs_context *nfs; | |
161 | ||
162 | nfs = malloc(sizeof(struct nfs_context)); | |
163 | if (nfs == NULL) { | |
84004dbf RS |
164 | return NULL; |
165 | } | |
166 | nfs->rpc = rpc_init_context(); | |
167 | if (nfs->rpc == NULL) { | |
84004dbf RS |
168 | free(nfs); |
169 | return NULL; | |
170 | } | |
171 | ||
b077fdeb RS |
172 | nfs->server = NULL; |
173 | nfs->export = NULL; | |
174 | ||
963c2f83 RS |
175 | nfs->rootfh.data.data_len = 0; |
176 | nfs->rootfh.data.data_val = NULL; | |
177 | ||
84004dbf RS |
178 | return nfs; |
179 | } | |
180 | ||
181 | void nfs_destroy_context(struct nfs_context *nfs) | |
182 | { | |
183 | rpc_destroy_context(nfs->rpc); | |
184 | nfs->rpc = NULL; | |
185 | ||
186 | if (nfs->server) { | |
187 | free(nfs->server); | |
188 | nfs->server = NULL; | |
189 | } | |
190 | ||
191 | if (nfs->export) { | |
192 | free(nfs->export); | |
193 | nfs->export = NULL; | |
194 | } | |
195 | ||
196 | if (nfs->rootfh.data.data_val != NULL) { | |
197 | free(nfs->rootfh.data.data_val); | |
198 | nfs->rootfh.data.data_val = NULL; | |
199 | } | |
200 | ||
201 | free(nfs); | |
202 | } | |
203 | ||
204 | void free_nfs_cb_data(struct nfs_cb_data *data) | |
205 | { | |
206 | if (data->saved_path != NULL) { | |
207 | free(data->saved_path); | |
208 | data->saved_path = NULL; | |
209 | } | |
210 | ||
211 | if (data->continue_data != NULL) { | |
212 | data->free_continue_data(data->continue_data); | |
213 | data->continue_data = NULL; | |
214 | } | |
215 | ||
216 | if (data->fh.data.data_val != NULL) { | |
217 | free(data->fh.data.data_val); | |
218 | data->fh.data.data_val = NULL; | |
219 | } | |
220 | ||
921f877b RS |
221 | if (data->buffer != NULL) { |
222 | free(data->buffer); | |
223 | data->buffer = NULL; | |
224 | } | |
225 | ||
84004dbf RS |
226 | free(data); |
227 | } | |
228 | ||
229 | ||
230 | ||
231 | ||
232 | ||
f3a75078 | 233 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
234 | { |
235 | struct nfs_cb_data *data = private_data; | |
236 | struct nfs_context *nfs = data->nfs; | |
237 | ||
f3a75078 RS |
238 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
239 | ||
84004dbf RS |
240 | if (status == RPC_STATUS_ERROR) { |
241 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
242 | free_nfs_cb_data(data); | |
243 | return; | |
244 | } | |
245 | if (status == RPC_STATUS_CANCEL) { | |
246 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
247 | free_nfs_cb_data(data); | |
248 | return; | |
249 | } | |
250 | ||
251 | data->cb(0, nfs, NULL, data->private_data); | |
252 | free_nfs_cb_data(data); | |
253 | } | |
254 | ||
17ef62fa | 255 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
256 | { |
257 | struct nfs_cb_data *data = private_data; | |
258 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 259 | FSINFO3res *res = command_data; |
84004dbf | 260 | |
f3a75078 RS |
261 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
262 | ||
84004dbf RS |
263 | if (status == RPC_STATUS_ERROR) { |
264 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
265 | free_nfs_cb_data(data); | |
266 | return; | |
267 | } | |
268 | if (status == RPC_STATUS_CANCEL) { | |
269 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
270 | free_nfs_cb_data(data); | |
271 | return; | |
272 | } | |
273 | ||
17ef62fa RS |
274 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
275 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 276 | |
17ef62fa | 277 | if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) { |
84004dbf RS |
278 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
279 | free_nfs_cb_data(data); | |
280 | return; | |
281 | } | |
282 | } | |
283 | ||
17ef62fa RS |
284 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
285 | { | |
286 | struct nfs_cb_data *data = private_data; | |
287 | struct nfs_context *nfs = data->nfs; | |
288 | ||
f3a75078 RS |
289 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
290 | ||
17ef62fa RS |
291 | if (status == RPC_STATUS_ERROR) { |
292 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
293 | free_nfs_cb_data(data); | |
294 | return; | |
295 | } | |
296 | if (status == RPC_STATUS_CANCEL) { | |
297 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
298 | free_nfs_cb_data(data); | |
299 | return; | |
300 | } | |
301 | ||
302 | if (rpc_nfs_fsinfo_async(rpc, nfs_mount_9_cb, &nfs->rootfh, data) != 0) { | |
303 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
304 | free_nfs_cb_data(data); | |
305 | return; | |
306 | } | |
307 | } | |
308 | ||
309 | ||
84004dbf RS |
310 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
311 | { | |
312 | struct nfs_cb_data *data = private_data; | |
313 | struct nfs_context *nfs = data->nfs; | |
314 | ||
f3a75078 RS |
315 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
316 | ||
14a062eb RS |
317 | /* Dont want any more callbacks even if the socket is closed */ |
318 | rpc->connect_cb = NULL; | |
319 | ||
84004dbf RS |
320 | if (status == RPC_STATUS_ERROR) { |
321 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
322 | free_nfs_cb_data(data); | |
323 | return; | |
324 | } | |
325 | if (status == RPC_STATUS_CANCEL) { | |
326 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
327 | free_nfs_cb_data(data); | |
328 | return; | |
329 | } | |
330 | ||
331 | if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) { | |
332 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
333 | free_nfs_cb_data(data); | |
334 | return; | |
335 | } | |
336 | } | |
337 | ||
338 | ||
339 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
340 | { | |
341 | struct nfs_cb_data *data = private_data; | |
342 | struct nfs_context *nfs = data->nfs; | |
343 | mountres3 *res; | |
344 | ||
f3a75078 RS |
345 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
346 | ||
84004dbf RS |
347 | if (status == RPC_STATUS_ERROR) { |
348 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
349 | free_nfs_cb_data(data); | |
350 | return; | |
351 | } | |
352 | if (status == RPC_STATUS_CANCEL) { | |
353 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
354 | free_nfs_cb_data(data); | |
355 | return; | |
356 | } | |
357 | ||
358 | res = command_data; | |
359 | if (res->fhs_status != MNT3_OK) { | |
360 | rpc_set_error(rpc, "RPC error: Mount failed with error %s(%d) %s(%d)", mountstat3_to_str(res->fhs_status), res->fhs_status, strerror(-mountstat3_to_errno(res->fhs_status)), -mountstat3_to_errno(res->fhs_status)); | |
361 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
362 | free_nfs_cb_data(data); | |
363 | return; | |
364 | } | |
365 | ||
366 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
367 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
368 | if (nfs->rootfh.data.data_val == NULL) { | |
369 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
370 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
371 | free_nfs_cb_data(data); | |
372 | return; | |
373 | } | |
374 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
375 | ||
376 | rpc_disconnect(rpc, "normal disconnect"); | |
377 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
378 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
379 | free_nfs_cb_data(data); | |
380 | return; | |
381 | } | |
1744ef90 RS |
382 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
383 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
384 | } |
385 | ||
386 | ||
387 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
388 | { | |
389 | struct nfs_cb_data *data = private_data; | |
390 | struct nfs_context *nfs = data->nfs; | |
391 | ||
f3a75078 RS |
392 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
393 | ||
84004dbf RS |
394 | if (status == RPC_STATUS_ERROR) { |
395 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
396 | free_nfs_cb_data(data); | |
397 | return; | |
398 | } | |
399 | if (status == RPC_STATUS_CANCEL) { | |
400 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
401 | free_nfs_cb_data(data); | |
402 | return; | |
403 | } | |
404 | ||
405 | if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { | |
406 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
407 | free_nfs_cb_data(data); | |
408 | return; | |
409 | } | |
410 | } | |
411 | ||
412 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
413 | { | |
414 | struct nfs_cb_data *data = private_data; | |
415 | struct nfs_context *nfs = data->nfs; | |
416 | ||
f3a75078 RS |
417 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
418 | ||
14a062eb RS |
419 | /* Dont want any more callbacks even if the socket is closed */ |
420 | rpc->connect_cb = NULL; | |
421 | ||
84004dbf RS |
422 | if (status == RPC_STATUS_ERROR) { |
423 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
424 | free_nfs_cb_data(data); | |
425 | return; | |
426 | } | |
427 | if (status == RPC_STATUS_CANCEL) { | |
428 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
429 | free_nfs_cb_data(data); | |
430 | return; | |
431 | } | |
432 | ||
433 | if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) { | |
434 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
435 | free_nfs_cb_data(data); | |
436 | return; | |
437 | } | |
438 | } | |
439 | ||
440 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
441 | { | |
442 | struct nfs_cb_data *data = private_data; | |
443 | struct nfs_context *nfs = data->nfs; | |
444 | uint32_t mount_port; | |
445 | ||
f3a75078 RS |
446 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
447 | ||
84004dbf RS |
448 | if (status == RPC_STATUS_ERROR) { |
449 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
450 | free_nfs_cb_data(data); | |
451 | return; | |
452 | } | |
453 | if (status == RPC_STATUS_CANCEL) { | |
454 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
455 | free_nfs_cb_data(data); | |
456 | return; | |
457 | } | |
458 | ||
459 | mount_port = *(uint32_t *)command_data; | |
460 | if (mount_port == 0) { | |
461 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
462 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
463 | free_nfs_cb_data(data); | |
464 | return; | |
465 | } | |
466 | ||
467 | rpc_disconnect(rpc, "normal disconnect"); | |
468 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
469 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
470 | free_nfs_cb_data(data); | |
471 | return; | |
472 | } | |
473 | } | |
474 | ||
475 | ||
476 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
477 | { | |
478 | struct nfs_cb_data *data = private_data; | |
479 | struct nfs_context *nfs = data->nfs; | |
480 | ||
f3a75078 RS |
481 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
482 | ||
84004dbf RS |
483 | if (status == RPC_STATUS_ERROR) { |
484 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
485 | free_nfs_cb_data(data); | |
486 | return; | |
487 | } | |
488 | if (status == RPC_STATUS_CANCEL) { | |
489 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
490 | free_nfs_cb_data(data); | |
491 | return; | |
492 | } | |
493 | ||
5c6b1176 | 494 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
84004dbf RS |
495 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
496 | free_nfs_cb_data(data); | |
497 | return; | |
498 | } | |
499 | } | |
500 | ||
501 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
502 | { | |
503 | struct nfs_cb_data *data = private_data; | |
504 | struct nfs_context *nfs = data->nfs; | |
505 | ||
f3a75078 RS |
506 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
507 | ||
14a062eb RS |
508 | /* Dont want any more callbacks even if the socket is closed */ |
509 | rpc->connect_cb = NULL; | |
510 | ||
84004dbf RS |
511 | if (status == RPC_STATUS_ERROR) { |
512 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
513 | free_nfs_cb_data(data); | |
514 | return; | |
515 | } | |
516 | if (status == RPC_STATUS_CANCEL) { | |
517 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
518 | free_nfs_cb_data(data); | |
519 | return; | |
520 | } | |
521 | ||
522 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
523 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
524 | free_nfs_cb_data(data); | |
525 | return; | |
526 | } | |
527 | } | |
528 | ||
529 | /* | |
530 | * Async call for mounting an nfs share and geting the root filehandle | |
531 | */ | |
532 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
533 | { | |
534 | struct nfs_cb_data *data; | |
b077fdeb | 535 | char *new_server, *new_export; |
84004dbf RS |
536 | |
537 | data = malloc(sizeof(struct nfs_cb_data)); | |
538 | if (data == NULL) { | |
cbbf9d3e | 539 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
540 | return -1; |
541 | } | |
ea98629a | 542 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
543 | new_server = strdup(server); |
544 | new_export = strdup(export); | |
545 | if (nfs->server != NULL) { | |
546 | free(nfs->server); | |
b077fdeb RS |
547 | } |
548 | nfs->server = new_server; | |
549 | if (nfs->export != NULL) { | |
550 | free(nfs->export); | |
b077fdeb RS |
551 | } |
552 | nfs->export = new_export; | |
84004dbf RS |
553 | data->nfs = nfs; |
554 | data->cb = cb; | |
555 | data->private_data = private_data; | |
556 | ||
557 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
cbbf9d3e | 558 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 559 | free_nfs_cb_data(data); |
cbbf9d3e | 560 | return -1; |
84004dbf RS |
561 | } |
562 | ||
563 | return 0; | |
564 | } | |
565 | ||
566 | ||
567 | ||
568 | /* | |
569 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
570 | * the filehandle for the final component is found. | |
571 | */ | |
f3a75078 | 572 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
573 | { |
574 | struct nfs_cb_data *data = private_data; | |
575 | struct nfs_context *nfs = data->nfs; | |
576 | LOOKUP3res *res; | |
577 | ||
f3a75078 RS |
578 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
579 | ||
84004dbf RS |
580 | if (status == RPC_STATUS_ERROR) { |
581 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
582 | free_nfs_cb_data(data); | |
583 | return; | |
584 | } | |
585 | if (status == RPC_STATUS_CANCEL) { | |
586 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
587 | free_nfs_cb_data(data); | |
588 | return; | |
589 | } | |
590 | ||
591 | res = command_data; | |
592 | if (res->status != NFS3_OK) { | |
593 | rpc_set_error(nfs->rpc, "NFS: Lookup of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
594 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
595 | free_nfs_cb_data(data); | |
596 | return; | |
597 | } | |
598 | ||
599 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
600 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
601 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
602 | free_nfs_cb_data(data); | |
603 | return; | |
604 | } | |
605 | } | |
606 | ||
607 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
608 | { | |
609 | char *path, *str; | |
610 | ||
611 | while (*data->path == '/') { | |
612 | data->path++; | |
613 | } | |
614 | ||
615 | path = data->path; | |
93e9306f | 616 | str = strchr(path, '/'); |
84004dbf RS |
617 | if (str != NULL) { |
618 | *str = 0; | |
619 | data->path = str+1; | |
620 | } else { | |
621 | while (*data->path != 0) { | |
622 | data->path++; | |
623 | } | |
624 | } | |
625 | ||
626 | if (*path == 0) { | |
627 | data->fh.data.data_len = fh->data.data_len; | |
628 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
629 | if (data->fh.data.data_val == NULL) { | |
630 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
631 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
632 | free_nfs_cb_data(data); | |
633 | return -1; | |
634 | } | |
635 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
636 | data->continue_cb(nfs, data); | |
637 | return 0; | |
638 | } | |
639 | ||
640 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) { | |
641 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); | |
642 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
643 | free_nfs_cb_data(data); | |
644 | return -1; | |
645 | } | |
646 | return 0; | |
647 | } | |
648 | ||
649 | static int nfs_lookuppath_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data, continue_func continue_cb, void *continue_data, void (*free_continue_data)(void *), int continue_int) | |
650 | { | |
651 | struct nfs_cb_data *data; | |
652 | ||
653 | if (path[0] != '/') { | |
654 | rpc_set_error(nfs->rpc, "Pathname is not absulute %s", path); | |
655 | return -1; | |
656 | } | |
657 | ||
658 | data = malloc(sizeof(struct nfs_cb_data)); | |
659 | if (data == NULL) { | |
660 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
cbbf9d3e | 661 | return -1; |
84004dbf | 662 | } |
ea98629a | 663 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
664 | data->nfs = nfs; |
665 | data->cb = cb; | |
666 | data->continue_cb = continue_cb; | |
667 | data->continue_data = continue_data; | |
668 | data->free_continue_data = free_continue_data; | |
669 | data->continue_int = continue_int; | |
670 | data->private_data = private_data; | |
671 | data->saved_path = strdup(path); | |
672 | if (data->saved_path == NULL) { | |
673 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 674 | free_nfs_cb_data(data); |
cbbf9d3e | 675 | return -1; |
84004dbf RS |
676 | } |
677 | data->path = data->saved_path; | |
678 | ||
679 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
680 | /* return 0 here since the callback will be invoked if there is a failure */ |
681 | return 0; | |
682 | } | |
683 | return 0; | |
684 | } | |
685 | ||
686 | ||
687 | ||
688 | ||
689 | ||
690 | /* | |
691 | * Async stat() | |
692 | */ | |
f3a75078 | 693 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
694 | { |
695 | GETATTR3res *res; | |
696 | struct nfs_cb_data *data = private_data; | |
697 | struct nfs_context *nfs = data->nfs; | |
698 | struct stat st; | |
699 | ||
f3a75078 RS |
700 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
701 | ||
84004dbf RS |
702 | if (status == RPC_STATUS_ERROR) { |
703 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
704 | free_nfs_cb_data(data); | |
705 | return; | |
706 | } | |
707 | if (status == RPC_STATUS_CANCEL) { | |
708 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
709 | free_nfs_cb_data(data); | |
710 | return; | |
711 | } | |
712 | ||
713 | res = command_data; | |
714 | if (res->status != NFS3_OK) { | |
715 | rpc_set_error(nfs->rpc, "NFS: GETATTR of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
716 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
717 | free_nfs_cb_data(data); | |
718 | return; | |
719 | } | |
720 | ||
721 | st.st_dev = -1; | |
722 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
723 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
724 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
725 | st.st_mode |= S_IFDIR ; | |
726 | } | |
d7ec001f RS |
727 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
728 | st.st_mode |= S_IFREG ; | |
729 | } | |
84004dbf RS |
730 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
731 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
732 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
733 | st.st_rdev = 0; | |
734 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 735 | #ifndef WIN32 |
84004dbf RS |
736 | st.st_blksize = 4096; |
737 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
a8a1b858 | 738 | #endif//WIN32 |
84004dbf RS |
739 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
740 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
741 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
742 | ||
743 | data->cb(0, nfs, &st, data->private_data); | |
744 | free_nfs_cb_data(data); | |
745 | } | |
746 | ||
747 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
748 | { | |
749 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) { | |
750 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
751 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
752 | free_nfs_cb_data(data); | |
753 | return -1; | |
754 | } | |
755 | return 0; | |
756 | } | |
757 | ||
758 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
759 | { | |
760 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 761 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
762 | return -1; |
763 | } | |
764 | ||
765 | return 0; | |
766 | } | |
767 | ||
768 | ||
769 | ||
770 | ||
771 | ||
772 | /* | |
773 | * Async open() | |
774 | */ | |
f3a75078 | 775 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
776 | { |
777 | ACCESS3res *res; | |
778 | struct nfs_cb_data *data = private_data; | |
779 | struct nfs_context *nfs = data->nfs; | |
780 | struct nfsfh *nfsfh; | |
781 | unsigned int nfsmode = 0; | |
782 | ||
f3a75078 RS |
783 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
784 | ||
84004dbf RS |
785 | if (status == RPC_STATUS_ERROR) { |
786 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
787 | free_nfs_cb_data(data); | |
788 | return; | |
789 | } | |
790 | if (status == RPC_STATUS_CANCEL) { | |
791 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
792 | free_nfs_cb_data(data); | |
793 | return; | |
794 | } | |
795 | ||
796 | res = command_data; | |
797 | if (res->status != NFS3_OK) { | |
798 | rpc_set_error(nfs->rpc, "NFS: ACCESS of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
799 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
800 | free_nfs_cb_data(data); | |
801 | return; | |
802 | } | |
803 | ||
804 | if (data->continue_int & O_WRONLY) { | |
805 | nfsmode |= ACCESS3_MODIFY; | |
806 | } | |
807 | if (data->continue_int & O_RDWR) { | |
808 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
809 | } | |
810 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
811 | nfsmode |= ACCESS3_READ; | |
812 | } | |
813 | ||
814 | ||
815 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
816 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
817 | nfsmode&ACCESS3_READ?'r':'-', | |
818 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
819 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
820 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
821 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
822 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
823 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
824 | free_nfs_cb_data(data); | |
825 | return; | |
826 | } | |
827 | ||
828 | nfsfh = malloc(sizeof(struct nfsfh)); | |
829 | if (nfsfh == NULL) { | |
830 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
831 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
832 | free_nfs_cb_data(data); | |
833 | return; | |
834 | } | |
ea98629a | 835 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
836 | |
837 | if (data->continue_int & O_SYNC) { | |
838 | nfsfh->is_sync = 1; | |
839 | } | |
840 | ||
841 | /* steal the filehandle */ | |
842 | nfsfh->fh.data.data_len = data->fh.data.data_len; | |
843 | nfsfh->fh.data.data_val = data->fh.data.data_val; | |
844 | data->fh.data.data_val = NULL; | |
845 | ||
846 | data->cb(0, nfs, nfsfh, data->private_data); | |
847 | free_nfs_cb_data(data); | |
848 | } | |
849 | ||
850 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
851 | { | |
852 | int nfsmode = 0; | |
853 | ||
854 | if (data->continue_int & O_WRONLY) { | |
855 | nfsmode |= ACCESS3_MODIFY; | |
856 | } | |
857 | if (data->continue_int & O_RDWR) { | |
858 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
859 | } | |
860 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
861 | nfsmode |= ACCESS3_READ; | |
862 | } | |
863 | ||
864 | if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) { | |
865 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
866 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
867 | free_nfs_cb_data(data); | |
868 | return -1; | |
869 | } | |
870 | return 0; | |
871 | } | |
872 | ||
873 | int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
874 | { | |
875 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
876 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
877 | return -1; | |
84004dbf RS |
878 | } |
879 | ||
880 | return 0; | |
881 | } | |
882 | ||
883 | ||
884 | ||
885 | ||
886 | ||
887 | /* | |
888 | * Async pread() | |
889 | */ | |
f3a75078 | 890 | static void nfs_pread_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
891 | { |
892 | struct nfs_cb_data *data = private_data; | |
893 | struct nfs_context *nfs = data->nfs; | |
894 | READ3res *res; | |
895 | ||
f3a75078 RS |
896 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
897 | ||
84004dbf RS |
898 | if (status == RPC_STATUS_ERROR) { |
899 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
900 | free_nfs_cb_data(data); | |
901 | return; | |
902 | } | |
903 | if (status == RPC_STATUS_CANCEL) { | |
904 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
905 | free_nfs_cb_data(data); | |
906 | return; | |
907 | } | |
908 | ||
909 | res = command_data; | |
910 | if (res->status != NFS3_OK) { | |
911 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
912 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
913 | free_nfs_cb_data(data); | |
914 | return; | |
915 | } | |
916 | ||
917 | data->nfsfh->offset += res->READ3res_u.resok.count; | |
918 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
919 | free_nfs_cb_data(data); | |
920 | } | |
921 | ||
f3a75078 | 922 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
923 | { |
924 | struct nfs_mcb_data *mdata = private_data; | |
925 | struct nfs_cb_data *data = mdata->data; | |
926 | struct nfs_context *nfs = data->nfs; | |
927 | READ3res *res; | |
928 | ||
f3a75078 RS |
929 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
930 | ||
921f877b RS |
931 | data->num_calls--; |
932 | ||
933 | if (status == RPC_STATUS_ERROR) { | |
934 | /* flag the failure but do not invoke callback until we have received all responses */ | |
935 | data->error = 1; | |
936 | } | |
937 | if (status == RPC_STATUS_CANCEL) { | |
938 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
939 | data->cancel = 1; | |
940 | } | |
941 | ||
942 | /* reassemble the data into the buffer */ | |
943 | if (status == RPC_STATUS_SUCCESS) { | |
944 | res = command_data; | |
945 | if (res->status != NFS3_OK) { | |
946 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
947 | data->error = 1; | |
e4a5ba42 RS |
948 | } else { |
949 | if (res->READ3res_u.resok.count > 0) { | |
950 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
951 | if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
952 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
953 | } | |
921f877b RS |
954 | } |
955 | } | |
956 | } | |
957 | ||
958 | if (data->num_calls > 0) { | |
959 | /* still waiting for more replies */ | |
960 | free(mdata); | |
961 | return; | |
962 | } | |
963 | ||
921f877b RS |
964 | if (data->error != 0) { |
965 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
966 | free_nfs_cb_data(data); | |
967 | free(mdata); | |
968 | return; | |
969 | } | |
970 | if (data->cancel != 0) { | |
971 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
972 | free_nfs_cb_data(data); | |
973 | free(mdata); | |
974 | return; | |
975 | } | |
976 | ||
977 | data->nfsfh->offset = data->max_offset; | |
7ed9d87a RS |
978 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); |
979 | ||
921f877b RS |
980 | free_nfs_cb_data(data); |
981 | free(mdata); | |
982 | } | |
983 | ||
183451cf | 984 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
985 | { |
986 | struct nfs_cb_data *data; | |
987 | ||
988 | data = malloc(sizeof(struct nfs_cb_data)); | |
989 | if (data == NULL) { | |
990 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
991 | return -1; |
992 | } | |
ea98629a | 993 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
994 | data->nfs = nfs; |
995 | data->cb = cb; | |
996 | data->private_data = private_data; | |
997 | data->nfsfh = nfsfh; | |
998 | ||
999 | nfsfh->offset = offset; | |
921f877b RS |
1000 | |
1001 | if (count <= nfs_get_readmax(nfs)) { | |
1002 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) { | |
1003 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1004 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1005 | free_nfs_cb_data(data); | |
1006 | return -1; | |
1007 | } | |
1008 | return 0; | |
1009 | } | |
1010 | ||
1011 | /* trying to read more than maximum server read size, we has to chop it up into smaller | |
1012 | * reads and collect into a reassembly buffer. | |
1013 | * we send all reads in parallell so that performance is still good. | |
1014 | */ | |
7ed9d87a | 1015 | data->max_offset = offset; |
921f877b RS |
1016 | data->start_offset = offset; |
1017 | ||
1018 | data->buffer = malloc(count); | |
1019 | if (data->buffer == NULL) { | |
1020 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count); | |
84004dbf RS |
1021 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
1022 | free_nfs_cb_data(data); | |
1023 | return -1; | |
1024 | } | |
921f877b RS |
1025 | |
1026 | while (count > 0) { | |
183451cf | 1027 | uint64_t readcount = count; |
921f877b RS |
1028 | struct nfs_mcb_data *mdata; |
1029 | ||
1030 | if (readcount > nfs_get_readmax(nfs)) { | |
1031 | readcount = nfs_get_readmax(nfs); | |
1032 | } | |
1033 | ||
1034 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1035 | if (mdata == NULL) { | |
1036 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
921f877b RS |
1037 | return -1; |
1038 | } | |
ea98629a | 1039 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1040 | mdata->data = data; |
1041 | mdata->offset = offset; | |
1042 | mdata->count = readcount; | |
921f877b RS |
1043 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_mcb, &nfsfh->fh, offset, readcount, mdata) != 0) { |
1044 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1045 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1046 | free(mdata); | |
1047 | return -1; | |
1048 | } | |
1049 | ||
1050 | count -= readcount; | |
1051 | offset += readcount; | |
1052 | data->num_calls++; | |
1053 | } | |
1054 | ||
1055 | return 0; | |
84004dbf RS |
1056 | } |
1057 | ||
1058 | /* | |
1059 | * Async read() | |
1060 | */ | |
183451cf | 1061 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1062 | { |
1063 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1064 | } | |
1065 | ||
1066 | ||
1067 | ||
1068 | /* | |
1069 | * Async pwrite() | |
1070 | */ | |
f3a75078 | 1071 | static void nfs_pwrite_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1072 | { |
1073 | struct nfs_cb_data *data = private_data; | |
1074 | struct nfs_context *nfs = data->nfs; | |
1075 | WRITE3res *res; | |
1076 | ||
f3a75078 RS |
1077 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1078 | ||
84004dbf RS |
1079 | if (status == RPC_STATUS_ERROR) { |
1080 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1081 | free_nfs_cb_data(data); | |
1082 | return; | |
1083 | } | |
1084 | if (status == RPC_STATUS_CANCEL) { | |
1085 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1086 | free_nfs_cb_data(data); | |
1087 | return; | |
1088 | } | |
1089 | ||
1090 | res = command_data; | |
1091 | if (res->status != NFS3_OK) { | |
1092 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1093 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1094 | free_nfs_cb_data(data); | |
1095 | return; | |
1096 | } | |
1097 | ||
1098 | data->nfsfh->offset += res->WRITE3res_u.resok.count; | |
1099 | data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data); | |
1100 | free_nfs_cb_data(data); | |
1101 | } | |
1102 | ||
f3a75078 | 1103 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1104 | { |
1105 | struct nfs_mcb_data *mdata = private_data; | |
1106 | struct nfs_cb_data *data = mdata->data; | |
1107 | struct nfs_context *nfs = data->nfs; | |
1108 | WRITE3res *res; | |
1109 | ||
f3a75078 RS |
1110 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1111 | ||
18c27b73 RS |
1112 | data->num_calls--; |
1113 | ||
1114 | if (status == RPC_STATUS_ERROR) { | |
1115 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1116 | data->error = 1; | |
1117 | } | |
1118 | if (status == RPC_STATUS_CANCEL) { | |
1119 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1120 | data->cancel = 1; | |
1121 | } | |
1122 | ||
1123 | if (status == RPC_STATUS_SUCCESS) { | |
1124 | res = command_data; | |
1125 | if (res->status != NFS3_OK) { | |
1126 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1127 | data->error = 1; | |
1128 | } else { | |
1129 | if (res->WRITE3res_u.resok.count > 0) { | |
1130 | if ((unsigned)data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { | |
1131 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; | |
1132 | } | |
1133 | } | |
1134 | } | |
1135 | } | |
1136 | ||
1137 | if (data->num_calls > 0) { | |
1138 | /* still waiting for more replies */ | |
1139 | free(mdata); | |
1140 | return; | |
1141 | } | |
1142 | ||
1143 | if (data->error != 0) { | |
1144 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1145 | free_nfs_cb_data(data); | |
1146 | free(mdata); | |
1147 | return; | |
1148 | } | |
1149 | if (data->cancel != 0) { | |
1150 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1151 | free_nfs_cb_data(data); | |
1152 | free(mdata); | |
1153 | return; | |
1154 | } | |
1155 | ||
1156 | data->nfsfh->offset = data->max_offset; | |
1157 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1158 | ||
1159 | free_nfs_cb_data(data); | |
1160 | free(mdata); | |
1161 | } | |
1162 | ||
1163 | ||
183451cf | 1164 | int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1165 | { |
1166 | struct nfs_cb_data *data; | |
1167 | ||
1168 | data = malloc(sizeof(struct nfs_cb_data)); | |
1169 | if (data == NULL) { | |
1170 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1171 | return -1; |
1172 | } | |
ea98629a | 1173 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1174 | data->nfs = nfs; |
1175 | data->cb = cb; | |
1176 | data->private_data = private_data; | |
1177 | data->nfsfh = nfsfh; | |
1178 | ||
1179 | nfsfh->offset = offset; | |
18c27b73 RS |
1180 | |
1181 | if (count <= nfs_get_writemax(nfs)) { | |
1182 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) { | |
1183 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1184 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1185 | free_nfs_cb_data(data); | |
1186 | return -1; | |
1187 | } | |
1188 | return 0; | |
84004dbf | 1189 | } |
18c27b73 RS |
1190 | |
1191 | /* trying to write more than maximum server write size, we has to chop it up into smaller | |
1192 | * chunks. | |
1193 | * we send all writes in parallell so that performance is still good. | |
1194 | */ | |
1195 | data->max_offset = offset; | |
1196 | data->start_offset = offset; | |
1197 | ||
1198 | while (count > 0) { | |
183451cf | 1199 | uint64_t writecount = count; |
18c27b73 RS |
1200 | struct nfs_mcb_data *mdata; |
1201 | ||
1202 | if (writecount > nfs_get_writemax(nfs)) { | |
1203 | writecount = nfs_get_writemax(nfs); | |
1204 | } | |
1205 | ||
1206 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1207 | if (mdata == NULL) { | |
1208 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
1209 | return -1; | |
1210 | } | |
1211 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1212 | mdata->data = data; | |
1213 | mdata->offset = offset; | |
1214 | mdata->count = writecount; | |
1215 | ||
1216 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_mcb, &nfsfh->fh, &buf[offset - data->start_offset], offset, writecount, nfsfh->is_sync?FILE_SYNC:UNSTABLE, mdata) != 0) { | |
1217 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1218 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1219 | free(mdata); | |
1220 | return -1; | |
1221 | } | |
1222 | ||
1223 | count -= writecount; | |
1224 | offset += writecount; | |
1225 | data->num_calls++; | |
1226 | } | |
1227 | ||
84004dbf RS |
1228 | return 0; |
1229 | } | |
1230 | ||
1231 | /* | |
1232 | * Async write() | |
1233 | */ | |
183451cf | 1234 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1235 | { |
1236 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1237 | } | |
1238 | ||
1239 | ||
1240 | ||
1241 | ||
1242 | /* | |
1243 | * close | |
1244 | */ | |
1245 | ||
1246 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1247 | { | |
1248 | if (nfsfh->fh.data.data_val != NULL){ | |
1249 | free(nfsfh->fh.data.data_val); | |
1250 | nfsfh->fh.data.data_val = NULL; | |
1251 | } | |
1252 | free(nfsfh); | |
1253 | ||
1254 | cb(0, nfs, NULL, private_data); | |
1255 | return 0; | |
1256 | }; | |
1257 | ||
1258 | ||
1259 | ||
1260 | ||
1261 | ||
1262 | /* | |
1263 | * Async fstat() | |
1264 | */ | |
1265 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1266 | { | |
1267 | struct nfs_cb_data *data; | |
1268 | ||
1269 | data = malloc(sizeof(struct nfs_cb_data)); | |
1270 | if (data == NULL) { | |
1271 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1272 | return -1; |
1273 | } | |
ea98629a | 1274 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1275 | data->nfs = nfs; |
1276 | data->cb = cb; | |
1277 | data->private_data = private_data; | |
1278 | ||
1279 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) { | |
1280 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1281 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1282 | free_nfs_cb_data(data); | |
1283 | return -1; | |
1284 | } | |
1285 | return 0; | |
1286 | } | |
1287 | ||
1288 | ||
1289 | ||
1290 | /* | |
1291 | * Async fsync() | |
1292 | */ | |
f3a75078 | 1293 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1294 | { |
1295 | struct nfs_cb_data *data = private_data; | |
1296 | struct nfs_context *nfs = data->nfs; | |
1297 | COMMIT3res *res; | |
1298 | ||
f3a75078 RS |
1299 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1300 | ||
84004dbf RS |
1301 | if (status == RPC_STATUS_ERROR) { |
1302 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1303 | free_nfs_cb_data(data); | |
1304 | return; | |
1305 | } | |
1306 | if (status == RPC_STATUS_CANCEL) { | |
1307 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1308 | free_nfs_cb_data(data); | |
1309 | return; | |
1310 | } | |
1311 | ||
1312 | res = command_data; | |
1313 | if (res->status != NFS3_OK) { | |
1314 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1315 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1316 | free_nfs_cb_data(data); | |
1317 | return; | |
1318 | } | |
1319 | ||
1320 | data->cb(0, nfs, NULL, data->private_data); | |
1321 | free_nfs_cb_data(data); | |
1322 | } | |
1323 | ||
1324 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1325 | { | |
1326 | struct nfs_cb_data *data; | |
1327 | ||
1328 | data = malloc(sizeof(struct nfs_cb_data)); | |
1329 | if (data == NULL) { | |
1330 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1331 | return -1; |
1332 | } | |
ea98629a | 1333 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1334 | data->nfs = nfs; |
1335 | data->cb = cb; | |
1336 | data->private_data = private_data; | |
1337 | ||
1338 | if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) { | |
1339 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); | |
1340 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1341 | free_nfs_cb_data(data); | |
1342 | return -1; | |
1343 | } | |
1344 | return 0; | |
1345 | } | |
1346 | ||
1347 | ||
1348 | ||
1349 | ||
1350 | /* | |
1351 | * Async ftruncate() | |
1352 | */ | |
f3a75078 | 1353 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1354 | { |
1355 | struct nfs_cb_data *data = private_data; | |
1356 | struct nfs_context *nfs = data->nfs; | |
1357 | SETATTR3res *res; | |
1358 | ||
f3a75078 RS |
1359 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1360 | ||
84004dbf RS |
1361 | if (status == RPC_STATUS_ERROR) { |
1362 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1363 | free_nfs_cb_data(data); | |
1364 | return; | |
1365 | } | |
1366 | if (status == RPC_STATUS_CANCEL) { | |
1367 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1368 | free_nfs_cb_data(data); | |
1369 | return; | |
1370 | } | |
1371 | ||
1372 | res = command_data; | |
1373 | if (res->status != NFS3_OK) { | |
1374 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1375 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1376 | free_nfs_cb_data(data); | |
1377 | return; | |
1378 | } | |
1379 | ||
1380 | data->cb(0, nfs, NULL, data->private_data); | |
1381 | free_nfs_cb_data(data); | |
1382 | } | |
1383 | ||
183451cf | 1384 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
1385 | { |
1386 | struct nfs_cb_data *data; | |
1387 | SETATTR3args args; | |
1388 | ||
1389 | data = malloc(sizeof(struct nfs_cb_data)); | |
1390 | if (data == NULL) { | |
1391 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1392 | return -1; |
1393 | } | |
ea98629a | 1394 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1395 | data->nfs = nfs; |
1396 | data->cb = cb; | |
1397 | data->private_data = private_data; | |
1398 | ||
ea98629a | 1399 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
1400 | args.object.data.data_len = nfsfh->fh.data.data_len; |
1401 | args.object.data.data_val = nfsfh->fh.data.data_val; | |
1402 | args.new_attributes.size.set_it = 1; | |
1403 | args.new_attributes.size.set_size3_u.size = length; | |
1404 | ||
1405 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { | |
1406 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1407 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1408 | free_nfs_cb_data(data); | |
1409 | return -1; | |
1410 | } | |
1411 | return 0; | |
1412 | } | |
1413 | ||
1414 | ||
1415 | /* | |
1416 | * Async truncate() | |
1417 | */ | |
1418 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1419 | { | |
183451cf | 1420 | uint64_t offset = data->continue_int; |
84004dbf RS |
1421 | struct nfsfh nfsfh; |
1422 | ||
1423 | nfsfh.fh.data.data_val = data->fh.data.data_val; | |
1424 | nfsfh.fh.data.data_len = data->fh.data.data_len; | |
1425 | ||
1426 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
1427 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1428 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1429 | free_nfs_cb_data(data); | |
1430 | return -1; | |
1431 | } | |
1432 | free_nfs_cb_data(data); | |
1433 | return 0; | |
1434 | } | |
1435 | ||
183451cf | 1436 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 1437 | { |
183451cf | 1438 | uint64_t offset; |
84004dbf RS |
1439 | |
1440 | offset = length; | |
1441 | ||
1442 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
1443 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1444 | return -1; | |
84004dbf RS |
1445 | } |
1446 | ||
1447 | return 0; | |
1448 | } | |
1449 | ||
1450 | ||
1451 | ||
1452 | ||
1453 | /* | |
1454 | * Async mkdir() | |
1455 | */ | |
f3a75078 | 1456 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1457 | { |
1458 | MKDIR3res *res; | |
1459 | struct nfs_cb_data *data = private_data; | |
1460 | struct nfs_context *nfs = data->nfs; | |
1461 | char *str = data->continue_data; | |
1462 | ||
f3a75078 RS |
1463 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1464 | ||
84004dbf RS |
1465 | str = &str[strlen(str) + 1]; |
1466 | ||
1467 | if (status == RPC_STATUS_ERROR) { | |
1468 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1469 | free_nfs_cb_data(data); | |
1470 | return; | |
1471 | } | |
1472 | if (status == RPC_STATUS_CANCEL) { | |
1473 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1474 | free_nfs_cb_data(data); | |
1475 | return; | |
1476 | } | |
1477 | ||
1478 | res = command_data; | |
1479 | if (res->status != NFS3_OK) { | |
1480 | rpc_set_error(nfs->rpc, "NFS: MKDIR of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1481 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1482 | free_nfs_cb_data(data); | |
1483 | return; | |
1484 | } | |
1485 | ||
1486 | data->cb(0, nfs, NULL, data->private_data); | |
1487 | free_nfs_cb_data(data); | |
1488 | } | |
1489 | ||
1490 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1491 | { | |
1492 | char *str = data->continue_data; | |
7edc9026 RS |
1493 | MKDIR3args args; |
1494 | ||
84004dbf RS |
1495 | str = &str[strlen(str) + 1]; |
1496 | ||
7edc9026 RS |
1497 | memset(&args, 0, sizeof(MKDIR3args)); |
1498 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1499 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1500 | args.where.name = str; | |
1501 | args.attributes.mode.set_it = 1; | |
1502 | args.attributes.mode.set_mode3_u.mode = 0755; | |
1503 | ||
1504 | if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { | |
84004dbf RS |
1505 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
1506 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1507 | free_nfs_cb_data(data); | |
1508 | return -1; | |
1509 | } | |
1510 | return 0; | |
1511 | } | |
1512 | ||
1513 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1514 | { | |
1515 | char *new_path; | |
1516 | char *ptr; | |
1517 | ||
1518 | new_path = strdup(path); | |
1519 | if (new_path == NULL) { | |
cbbf9d3e | 1520 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1521 | return -1; |
1522 | } | |
1523 | ||
93e9306f | 1524 | ptr = strrchr(new_path, '/'); |
84004dbf | 1525 | if (ptr == NULL) { |
cbbf9d3e RS |
1526 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1527 | return -1; | |
84004dbf RS |
1528 | } |
1529 | *ptr = 0; | |
1530 | ||
1531 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1532 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1533 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
1534 | return -1; | |
84004dbf RS |
1535 | } |
1536 | ||
1537 | return 0; | |
1538 | } | |
1539 | ||
1540 | ||
1541 | ||
1542 | ||
1543 | ||
1544 | /* | |
1545 | * Async rmdir() | |
1546 | */ | |
f3a75078 | 1547 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1548 | { |
1549 | RMDIR3res *res; | |
1550 | struct nfs_cb_data *data = private_data; | |
1551 | struct nfs_context *nfs = data->nfs; | |
1552 | char *str = data->continue_data; | |
1553 | ||
f3a75078 RS |
1554 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1555 | ||
84004dbf RS |
1556 | str = &str[strlen(str) + 1]; |
1557 | ||
1558 | if (status == RPC_STATUS_ERROR) { | |
1559 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1560 | free_nfs_cb_data(data); | |
1561 | return; | |
1562 | } | |
1563 | if (status == RPC_STATUS_CANCEL) { | |
1564 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1565 | free_nfs_cb_data(data); | |
1566 | return; | |
1567 | } | |
1568 | ||
1569 | res = command_data; | |
1570 | if (res->status != NFS3_OK) { | |
1571 | rpc_set_error(nfs->rpc, "NFS: RMDIR of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1572 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1573 | free_nfs_cb_data(data); | |
1574 | return; | |
1575 | } | |
1576 | ||
1577 | data->cb(0, nfs, NULL, data->private_data); | |
1578 | free_nfs_cb_data(data); | |
1579 | } | |
1580 | ||
1581 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1582 | { | |
1583 | char *str = data->continue_data; | |
1584 | ||
1585 | str = &str[strlen(str) + 1]; | |
1586 | ||
1587 | if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) { | |
1588 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); | |
1589 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1590 | free_nfs_cb_data(data); | |
1591 | return -1; | |
1592 | } | |
1593 | return 0; | |
1594 | } | |
1595 | ||
1596 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1597 | { | |
1598 | char *new_path; | |
1599 | char *ptr; | |
1600 | ||
1601 | new_path = strdup(path); | |
1602 | if (new_path == NULL) { | |
cbbf9d3e | 1603 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1604 | return -1; |
1605 | } | |
1606 | ||
93e9306f | 1607 | ptr = strrchr(new_path, '/'); |
84004dbf | 1608 | if (ptr == NULL) { |
cbbf9d3e RS |
1609 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1610 | return -1; | |
84004dbf RS |
1611 | } |
1612 | *ptr = 0; | |
1613 | ||
1614 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1615 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1616 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1617 | return -1; | |
84004dbf RS |
1618 | } |
1619 | ||
1620 | return 0; | |
1621 | } | |
1622 | ||
1623 | ||
1624 | ||
1625 | ||
1626 | /* | |
1627 | * Async creat() | |
1628 | */ | |
f3a75078 | 1629 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1630 | { |
1631 | LOOKUP3res *res; | |
1632 | struct nfs_cb_data *data = private_data; | |
1633 | struct nfs_context *nfs = data->nfs; | |
1634 | struct nfsfh *nfsfh; | |
1635 | char *str = data->continue_data; | |
1636 | ||
f3a75078 RS |
1637 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1638 | ||
84004dbf RS |
1639 | if (status == RPC_STATUS_ERROR) { |
1640 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1641 | free_nfs_cb_data(data); | |
1642 | return; | |
1643 | } | |
1644 | if (status == RPC_STATUS_CANCEL) { | |
1645 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1646 | free_nfs_cb_data(data); | |
1647 | return; | |
1648 | } | |
1649 | ||
1650 | str = &str[strlen(str) + 1]; | |
1651 | res = command_data; | |
1652 | if (res->status != NFS3_OK) { | |
1653 | rpc_set_error(nfs->rpc, "NFS: CREATE of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1654 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1655 | ||
1656 | return; | |
1657 | } | |
1658 | ||
1659 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1660 | if (nfsfh == NULL) { | |
1661 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1662 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1663 | free_nfs_cb_data(data); | |
1664 | return; | |
1665 | } | |
ea98629a | 1666 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
1667 | |
1668 | /* steal the filehandle */ | |
1669 | nfsfh->fh.data.data_len = data->fh.data.data_len; | |
1670 | nfsfh->fh.data.data_val = data->fh.data.data_val; | |
1671 | data->fh.data.data_val = NULL; | |
1672 | ||
1673 | data->cb(0, nfs, nfsfh, data->private_data); | |
1674 | free_nfs_cb_data(data); | |
1675 | } | |
1676 | ||
1677 | ||
1678 | ||
f3a75078 | 1679 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1680 | { |
1681 | CREATE3res *res; | |
1682 | struct nfs_cb_data *data = private_data; | |
1683 | struct nfs_context *nfs = data->nfs; | |
1684 | char *str = data->continue_data; | |
1685 | ||
f3a75078 RS |
1686 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1687 | ||
84004dbf RS |
1688 | if (status == RPC_STATUS_ERROR) { |
1689 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1690 | free_nfs_cb_data(data); | |
1691 | return; | |
1692 | } | |
1693 | if (status == RPC_STATUS_CANCEL) { | |
1694 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1695 | free_nfs_cb_data(data); | |
1696 | return; | |
1697 | } | |
1698 | ||
1699 | str = &str[strlen(str) + 1]; | |
1700 | res = command_data; | |
1701 | if (res->status != NFS3_OK) { | |
1702 | rpc_set_error(nfs->rpc, "NFS: CREATE of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1703 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1704 | ||
1705 | return; | |
1706 | } | |
1707 | ||
1708 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) { | |
1709 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); | |
1710 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1711 | free_nfs_cb_data(data); | |
1712 | return; | |
1713 | } | |
1714 | return; | |
1715 | } | |
1716 | ||
1717 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1718 | { | |
1719 | char *str = data->continue_data; | |
c985c015 RS |
1720 | CREATE3args args; |
1721 | ||
84004dbf RS |
1722 | str = &str[strlen(str) + 1]; |
1723 | ||
c985c015 RS |
1724 | |
1725 | memset(&args, 0, sizeof(CREATE3args)); | |
1726 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1727 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1728 | args.where.name = str; | |
1729 | args.how.mode = UNCHECKED; | |
1730 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
1731 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
1732 | ||
1733 | if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1734 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
1735 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1736 | free_nfs_cb_data(data); | |
1737 | return -1; | |
1738 | } | |
1739 | return 0; | |
1740 | } | |
1741 | ||
1742 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1743 | { | |
1744 | char *new_path; | |
1745 | char *ptr; | |
1746 | ||
1747 | new_path = strdup(path); | |
1748 | if (new_path == NULL) { | |
cbbf9d3e | 1749 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1750 | return -1; |
1751 | } | |
1752 | ||
93e9306f | 1753 | ptr = strrchr(new_path, '/'); |
84004dbf | 1754 | if (ptr == NULL) { |
cbbf9d3e RS |
1755 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1756 | return -1; | |
84004dbf RS |
1757 | } |
1758 | *ptr = 0; | |
1759 | ||
1760 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1761 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { | |
cbbf9d3e RS |
1762 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1763 | return -1; | |
84004dbf RS |
1764 | } |
1765 | ||
1766 | return 0; | |
1767 | } | |
1768 | ||
1769 | ||
1770 | ||
1771 | ||
1772 | /* | |
1773 | * Async unlink() | |
1774 | */ | |
f3a75078 | 1775 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1776 | { |
1777 | REMOVE3res *res; | |
1778 | struct nfs_cb_data *data = private_data; | |
1779 | struct nfs_context *nfs = data->nfs; | |
1780 | char *str = data->continue_data; | |
1781 | ||
f3a75078 RS |
1782 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1783 | ||
84004dbf RS |
1784 | str = &str[strlen(str) + 1]; |
1785 | ||
1786 | if (status == RPC_STATUS_ERROR) { | |
1787 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1788 | free_nfs_cb_data(data); | |
1789 | return; | |
1790 | } | |
1791 | if (status == RPC_STATUS_CANCEL) { | |
1792 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1793 | free_nfs_cb_data(data); | |
1794 | return; | |
1795 | } | |
1796 | ||
1797 | res = command_data; | |
1798 | if (res->status != NFS3_OK) { | |
1799 | rpc_set_error(nfs->rpc, "NFS: REMOVE of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1800 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1801 | free_nfs_cb_data(data); | |
1802 | return; | |
1803 | } | |
1804 | ||
1805 | data->cb(0, nfs, NULL, data->private_data); | |
1806 | free_nfs_cb_data(data); | |
1807 | } | |
1808 | ||
1809 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1810 | { | |
1811 | char *str = data->continue_data; | |
1812 | ||
1813 | str = &str[strlen(str) + 1]; | |
1814 | ||
1815 | if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) { | |
1816 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); | |
1817 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1818 | free_nfs_cb_data(data); | |
1819 | return -1; | |
1820 | } | |
1821 | return 0; | |
1822 | } | |
1823 | ||
1824 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1825 | { | |
1826 | char *new_path; | |
1827 | char *ptr; | |
1828 | ||
1829 | new_path = strdup(path); | |
1830 | if (new_path == NULL) { | |
cbbf9d3e | 1831 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1832 | return -1; |
1833 | } | |
1834 | ||
93e9306f | 1835 | ptr = strrchr(new_path, '/'); |
84004dbf | 1836 | if (ptr == NULL) { |
cbbf9d3e RS |
1837 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1838 | return -1; | |
84004dbf RS |
1839 | } |
1840 | *ptr = 0; | |
1841 | ||
1842 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1843 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1844 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1845 | return -1; | |
84004dbf RS |
1846 | } |
1847 | ||
1848 | return 0; | |
1849 | } | |
1850 | ||
1851 | ||
1ec6b50a RS |
1852 | /* |
1853 | * Async mknod() | |
1854 | */ | |
1855 | struct mknod_cb_data { | |
1856 | char *path; | |
1857 | int mode; | |
1858 | int major; | |
1859 | int minor; | |
1860 | }; | |
1861 | ||
1862 | static void free_mknod_cb_data(void *ptr) | |
1863 | { | |
1864 | struct mknod_cb_data *data = ptr; | |
1865 | ||
1866 | free(data->path); | |
1867 | free(data); | |
1868 | } | |
1869 | ||
f3a75078 | 1870 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
1871 | { |
1872 | MKNOD3res *res; | |
1873 | struct nfs_cb_data *data = private_data; | |
1874 | struct nfs_context *nfs = data->nfs; | |
1875 | char *str = data->continue_data; | |
1876 | ||
f3a75078 RS |
1877 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1878 | ||
1ec6b50a RS |
1879 | str = &str[strlen(str) + 1]; |
1880 | ||
1881 | if (status == RPC_STATUS_ERROR) { | |
1882 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1883 | free_nfs_cb_data(data); | |
1884 | return; | |
1885 | } | |
1886 | if (status == RPC_STATUS_CANCEL) { | |
1887 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1888 | free_nfs_cb_data(data); | |
1889 | return; | |
1890 | } | |
1891 | ||
1892 | res = command_data; | |
1893 | if (res->status != NFS3_OK) { | |
1894 | rpc_set_error(nfs->rpc, "NFS: MKNOD of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1895 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1896 | free_nfs_cb_data(data); | |
1897 | return; | |
1898 | } | |
1899 | ||
1900 | data->cb(0, nfs, NULL, data->private_data); | |
1901 | free_nfs_cb_data(data); | |
1902 | } | |
1903 | ||
1904 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1905 | { | |
1906 | struct mknod_cb_data *cb_data = data->continue_data; | |
1907 | char *str = cb_data->path; | |
1908 | ||
1909 | str = &str[strlen(str) + 1]; | |
1910 | ||
1911 | if (rpc_nfs_mknod_async(nfs->rpc, nfs_mknod_cb, &data->fh, str, cb_data->mode, cb_data->major, cb_data->minor, data) != 0) { | |
1912 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1913 | free_nfs_cb_data(data); | |
1914 | return -1; | |
1915 | } | |
1916 | return 0; | |
1917 | } | |
1918 | ||
1919 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
1920 | { | |
1921 | char *ptr; | |
1922 | struct mknod_cb_data *cb_data; | |
1923 | ||
1924 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
1925 | if (cb_data == NULL) { | |
1926 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
1927 | return -1; | |
1928 | } | |
1929 | ||
1930 | cb_data->path = strdup(path); | |
1931 | if (cb_data->path == NULL) { | |
1932 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
1933 | free(cb_data); | |
1934 | return -1; | |
1935 | } | |
1936 | ||
1937 | ptr = strrchr(cb_data->path, '/'); | |
1938 | if (ptr == NULL) { | |
1939 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
1940 | return -1; | |
1941 | } | |
1942 | *ptr = 0; | |
1943 | ||
1944 | cb_data->mode = mode; | |
1945 | cb_data->major = major(dev); | |
1946 | cb_data->minor = minor(dev); | |
1947 | ||
1948 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1949 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
1950 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1951 | free_mknod_cb_data(cb_data); | |
1952 | return -1; | |
1953 | } | |
1954 | ||
1955 | return 0; | |
1956 | } | |
84004dbf | 1957 | |
84004dbf RS |
1958 | /* |
1959 | * Async opendir() | |
1960 | */ | |
fb69c64c RS |
1961 | |
1962 | /* ReadDirPlus Emulation Callback data */ | |
1963 | struct rdpe_cb_data { | |
1964 | int getattrcount; | |
1965 | int status; | |
1966 | struct nfs_cb_data *data; | |
1967 | }; | |
1968 | ||
1969 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
1970 | struct rdpe_lookup_cb_data { | |
1971 | struct rdpe_cb_data *rdpe_cb_data; | |
1972 | struct nfsdirent *nfsdirent; | |
1973 | }; | |
1974 | ||
1975 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 1976 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 1977 | { |
fb69c64c RS |
1978 | LOOKUP3res *res = command_data; |
1979 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
1980 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
1981 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
1982 | struct nfsdir *nfsdir = data->continue_data; | |
1983 | struct nfs_context *nfs = data->nfs; | |
1984 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
1985 | ||
f3a75078 RS |
1986 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1987 | ||
fb69c64c RS |
1988 | free(rdpe_lookup_cb_data); |
1989 | ||
1990 | rdpe_cb_data->getattrcount--; | |
1991 | ||
1992 | if (status == RPC_STATUS_ERROR) { | |
1993 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
1994 | } | |
1995 | if (status == RPC_STATUS_CANCEL) { | |
1996 | rdpe_cb_data->status = RPC_STATUS_CANCEL; | |
1997 | } | |
1998 | if (status == RPC_STATUS_SUCCESS && res->status != NFS3_OK) { | |
1999 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2000 | } | |
2001 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { | |
2002 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2003 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2004 | ||
2005 | nfsdirent->type = attributes->type; | |
2006 | nfsdirent->mode = attributes->mode; | |
2007 | nfsdirent->size = attributes->size; | |
2008 | ||
2009 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2010 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2011 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2012 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2013 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2014 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
2015 | } | |
2016 | } | |
2017 | ||
2018 | if (rdpe_cb_data->getattrcount == 0) { | |
2019 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
2020 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2021 | nfs_free_nfsdir(nfsdir); | |
2022 | } else { | |
2023 | data->cb(0, nfs, nfsdir, data->private_data); | |
2024 | } | |
2025 | free(rdpe_cb_data); | |
2026 | ||
2027 | data->continue_data = NULL; | |
2028 | free_nfs_cb_data(data); | |
2029 | } | |
2030 | } | |
2031 | ||
f3a75078 | 2032 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2033 | { |
2034 | READDIR3res *res = command_data; | |
84004dbf RS |
2035 | struct nfs_cb_data *data = private_data; |
2036 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2037 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2038 | struct nfsdirent *nfsdirent; |
2039 | struct entry3 *entry; | |
84004dbf | 2040 | uint64_t cookie; |
fb69c64c RS |
2041 | struct rdpe_cb_data *rdpe_cb_data; |
2042 | ||
f3a75078 RS |
2043 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2044 | ||
84004dbf RS |
2045 | if (status == RPC_STATUS_ERROR) { |
2046 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2047 | nfs_free_nfsdir(nfsdir); | |
2048 | data->continue_data = NULL; | |
2049 | free_nfs_cb_data(data); | |
2050 | return; | |
2051 | } | |
fb69c64c | 2052 | |
84004dbf RS |
2053 | if (status == RPC_STATUS_CANCEL) { |
2054 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2055 | nfs_free_nfsdir(nfsdir); | |
2056 | data->continue_data = NULL; | |
2057 | free_nfs_cb_data(data); | |
2058 | return; | |
2059 | } | |
2060 | ||
84004dbf RS |
2061 | if (res->status != NFS3_OK) { |
2062 | rpc_set_error(nfs->rpc, "NFS: READDIR of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2063 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2064 | nfs_free_nfsdir(nfsdir); | |
2065 | data->continue_data = NULL; | |
2066 | free_nfs_cb_data(data); | |
2067 | return; | |
fb69c64c RS |
2068 | } |
2069 | ||
2070 | entry =res->READDIR3res_u.resok.reply.entries; | |
2071 | while (entry != NULL) { | |
2072 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2073 | if (nfsdirent == NULL) { | |
2074 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2075 | nfs_free_nfsdir(nfsdir); | |
2076 | data->continue_data = NULL; | |
2077 | free_nfs_cb_data(data); | |
2078 | return; | |
2079 | } | |
2080 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2081 | nfsdirent->name = strdup(entry->name); | |
2082 | if (nfsdirent->name == NULL) { | |
2083 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2084 | nfs_free_nfsdir(nfsdir); | |
2085 | data->continue_data = NULL; | |
2086 | free_nfs_cb_data(data); | |
2087 | return; | |
2088 | } | |
2089 | nfsdirent->inode = entry->fileid; | |
2090 | ||
2091 | nfsdirent->next = nfsdir->entries; | |
2092 | nfsdir->entries = nfsdirent; | |
2093 | ||
2094 | cookie = entry->cookie; | |
2095 | entry = entry->nextentry; | |
2096 | } | |
2097 | ||
2098 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
2099 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 8192, data) != 0) { | |
2100 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2101 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2102 | nfs_free_nfsdir(nfsdir); | |
2103 | data->continue_data = NULL; | |
2104 | free_nfs_cb_data(data); | |
2105 | return; | |
2106 | } | |
2107 | return; | |
2108 | } | |
2109 | ||
2110 | /* steal the dirhandle */ | |
2111 | nfsdir->current = nfsdir->entries; | |
2112 | ||
2113 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2114 | rdpe_cb_data->getattrcount = 0; | |
2115 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2116 | rdpe_cb_data->data = data; | |
2117 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2118 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2119 | ||
2120 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2121 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2122 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2123 | ||
2124 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_opendir3_cb, &data->fh, nfsdirent->name, rdpe_lookup_cb_data) != 0) { | |
2125 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2126 | ||
2127 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2128 | * commands in flight to complete | |
2129 | */ | |
2130 | if (rdpe_cb_data->getattrcount > 0) { | |
2131 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2132 | free(rdpe_lookup_cb_data); | |
2133 | return; | |
2134 | } | |
2135 | ||
2136 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2137 | nfs_free_nfsdir(nfsdir); | |
2138 | data->continue_data = NULL; | |
2139 | free_nfs_cb_data(data); | |
2140 | free(rdpe_lookup_cb_data); | |
2141 | free(rdpe_cb_data); | |
2142 | return; | |
2143 | } | |
2144 | rdpe_cb_data->getattrcount++; | |
2145 | } | |
2146 | } | |
2147 | ||
2148 | ||
f3a75078 | 2149 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2150 | { |
2151 | READDIRPLUS3res *res = command_data; | |
2152 | struct nfs_cb_data *data = private_data; | |
2153 | struct nfs_context *nfs = data->nfs; | |
2154 | struct nfsdir *nfsdir = data->continue_data; | |
2155 | struct entryplus3 *entry; | |
2156 | uint64_t cookie; | |
2157 | ||
f3a75078 | 2158 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2159 | |
2160 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
2161 | cookieverf3 cv; | |
2162 | ||
2163 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { | |
2164 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2165 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2166 | nfs_free_nfsdir(nfsdir); | |
2167 | data->continue_data = NULL; | |
2168 | free_nfs_cb_data(data); | |
2169 | return; | |
2170 | } | |
2171 | return; | |
2172 | } | |
2173 | ||
2174 | if (status == RPC_STATUS_CANCEL) { | |
2175 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2176 | nfs_free_nfsdir(nfsdir); | |
2177 | data->continue_data = NULL; | |
2178 | free_nfs_cb_data(data); | |
2179 | return; | |
2180 | } | |
2181 | ||
2182 | if (res->status != NFS3_OK) { | |
2183 | rpc_set_error(nfs->rpc, "NFS: READDIRPLUS of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2184 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2185 | nfs_free_nfsdir(nfsdir); | |
2186 | data->continue_data = NULL; | |
2187 | free_nfs_cb_data(data); | |
2188 | return; | |
84004dbf RS |
2189 | } |
2190 | ||
f390f181 | 2191 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2192 | while (entry != NULL) { |
2193 | struct nfsdirent *nfsdirent; | |
2194 | ||
2195 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2196 | if (nfsdirent == NULL) { | |
2197 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2198 | nfs_free_nfsdir(nfsdir); | |
2199 | data->continue_data = NULL; | |
2200 | free_nfs_cb_data(data); | |
2201 | return; | |
2202 | } | |
ea98629a | 2203 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2204 | nfsdirent->name = strdup(entry->name); |
2205 | if (nfsdirent->name == NULL) { | |
2206 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2207 | nfs_free_nfsdir(nfsdir); | |
2208 | data->continue_data = NULL; | |
2209 | free_nfs_cb_data(data); | |
2210 | return; | |
2211 | } | |
2212 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2213 | if (entry->name_attributes.attributes_follow) { |
2214 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2215 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2216 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2217 | ||
2218 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2219 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2220 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2221 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2222 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2223 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
2224 | } | |
2225 | ||
84004dbf RS |
2226 | nfsdirent->next = nfsdir->entries; |
2227 | nfsdir->entries = nfsdirent; | |
2228 | ||
2229 | cookie = entry->cookie; | |
2230 | entry = entry->nextentry; | |
2231 | } | |
2232 | ||
f390f181 RS |
2233 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
2234 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIRPLUS3res_u.resok.cookieverf, 8192, data) != 0) { | |
2235 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2236 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2237 | nfs_free_nfsdir(nfsdir); | |
2238 | data->continue_data = NULL; | |
2239 | free_nfs_cb_data(data); | |
2240 | return; | |
2241 | } | |
2242 | return; | |
2243 | } | |
2244 | ||
2245 | /* steal the dirhandle */ | |
2246 | data->continue_data = NULL; | |
2247 | nfsdir->current = nfsdir->entries; | |
2248 | ||
2249 | data->cb(0, nfs, nfsdir, data->private_data); | |
2250 | free_nfs_cb_data(data); | |
2251 | } | |
2252 | ||
2253 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2254 | { | |
2255 | cookieverf3 cv; | |
2256 | ||
ea98629a | 2257 | memset(cv, 0, sizeof(cookieverf3)); |
f390f181 RS |
2258 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { |
2259 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2260 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2261 | free_nfs_cb_data(data); | |
2262 | return -1; | |
2263 | } | |
2264 | return 0; | |
2265 | } | |
2266 | ||
2267 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2268 | { | |
2269 | struct nfsdir *nfsdir; | |
2270 | ||
2271 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2272 | if (nfsdir == NULL) { | |
cbbf9d3e | 2273 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2274 | return -1; |
2275 | } | |
ea98629a | 2276 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2277 | |
2278 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2279 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2280 | return -1; | |
84004dbf RS |
2281 | } |
2282 | ||
2283 | return 0; | |
2284 | } | |
2285 | ||
2286 | ||
2287 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2288 | { | |
2289 | struct nfsdirent *nfsdirent = nfsdir->current; | |
2290 | ||
2291 | if (nfsdir->current != NULL) { | |
2292 | nfsdir->current = nfsdir->current->next; | |
2293 | } | |
2294 | return nfsdirent; | |
2295 | } | |
2296 | ||
2297 | ||
2298 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2299 | { | |
2300 | nfs_free_nfsdir(nfsdir); | |
2301 | } | |
2302 | ||
2303 | ||
2304 | ||
2305 | ||
2306 | ||
2307 | ||
2308 | ||
2309 | /* | |
2310 | * Async lseek() | |
2311 | */ | |
2312 | struct lseek_cb_data { | |
2313 | struct nfs_context *nfs; | |
2314 | struct nfsfh *nfsfh; | |
183451cf | 2315 | uint64_t offset; |
84004dbf RS |
2316 | nfs_cb cb; |
2317 | void *private_data; | |
2318 | }; | |
2319 | ||
f3a75078 | 2320 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2321 | { |
2322 | GETATTR3res *res; | |
2323 | struct lseek_cb_data *data = private_data; | |
2324 | struct nfs_context *nfs = data->nfs; | |
2325 | ||
f3a75078 RS |
2326 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2327 | ||
84004dbf RS |
2328 | if (status == RPC_STATUS_ERROR) { |
2329 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2330 | free(data); | |
2331 | return; | |
2332 | } | |
2333 | if (status == RPC_STATUS_CANCEL) { | |
2334 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2335 | free(data); | |
2336 | return; | |
2337 | } | |
2338 | ||
2339 | res = command_data; | |
2340 | if (res->status != NFS3_OK) { | |
2341 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2342 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2343 | free(data); | |
2344 | return; | |
2345 | } | |
2346 | ||
2347 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
2348 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
2349 | free(data); | |
2350 | } | |
2351 | ||
183451cf | 2352 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
2353 | { |
2354 | struct lseek_cb_data *data; | |
2355 | ||
2356 | if (whence == SEEK_SET) { | |
2357 | nfsfh->offset = offset; | |
2358 | cb(0, nfs, &nfsfh->offset, private_data); | |
2359 | return 0; | |
2360 | } | |
2361 | if (whence == SEEK_CUR) { | |
2362 | nfsfh->offset += offset; | |
2363 | cb(0, nfs, &nfsfh->offset, private_data); | |
2364 | return 0; | |
2365 | } | |
2366 | ||
2367 | data = malloc(sizeof(struct lseek_cb_data)); | |
2368 | if (data == NULL) { | |
2369 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
2370 | return -1; | |
2371 | } | |
2372 | ||
2373 | data->nfs = nfs; | |
2374 | data->nfsfh = nfsfh; | |
2375 | data->offset = offset; | |
2376 | data->cb = cb; | |
2377 | data->private_data = private_data; | |
2378 | ||
2379 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) { | |
2380 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); | |
2381 | free(data); | |
cbbf9d3e | 2382 | return -1; |
84004dbf RS |
2383 | } |
2384 | return 0; | |
2385 | } | |
2386 | ||
2387 | ||
2388 | ||
2389 | ||
2390 | /* | |
2391 | * Async statvfs() | |
2392 | */ | |
f3a75078 | 2393 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2394 | { |
2395 | FSSTAT3res *res; | |
2396 | struct nfs_cb_data *data = private_data; | |
2397 | struct nfs_context *nfs = data->nfs; | |
2398 | struct statvfs svfs; | |
2399 | ||
f3a75078 RS |
2400 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2401 | ||
84004dbf RS |
2402 | if (status == RPC_STATUS_ERROR) { |
2403 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2404 | free_nfs_cb_data(data); | |
2405 | return; | |
2406 | } | |
2407 | if (status == RPC_STATUS_CANCEL) { | |
2408 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2409 | free_nfs_cb_data(data); | |
2410 | return; | |
2411 | } | |
2412 | ||
2413 | res = command_data; | |
2414 | if (res->status != NFS3_OK) { | |
2415 | rpc_set_error(nfs->rpc, "NFS: FSSTAT of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2416 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2417 | free_nfs_cb_data(data); | |
2418 | return; | |
2419 | } | |
2420 | ||
2421 | svfs.f_bsize = 4096; | |
2422 | svfs.f_frsize = 4096; | |
2423 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
2424 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
2425 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
2426 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
2427 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 2428 | #if !defined(ANDROID) |
84004dbf RS |
2429 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
2430 | svfs.f_fsid = 0; | |
2431 | svfs.f_flag = 0; | |
2432 | svfs.f_namemax = 256; | |
252aa90d | 2433 | #endif |
84004dbf RS |
2434 | |
2435 | data->cb(0, nfs, &svfs, data->private_data); | |
2436 | free_nfs_cb_data(data); | |
2437 | } | |
2438 | ||
2439 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2440 | { | |
2441 | if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) { | |
2442 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); | |
2443 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2444 | free_nfs_cb_data(data); | |
2445 | return -1; | |
2446 | } | |
2447 | return 0; | |
2448 | } | |
2449 | ||
2450 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2451 | { | |
2452 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2453 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2454 | return -1; |
2455 | } | |
2456 | ||
2457 | return 0; | |
2458 | } | |
2459 | ||
2460 | ||
2461 | ||
2462 | ||
2463 | /* | |
2464 | * Async readlink() | |
2465 | */ | |
f3a75078 | 2466 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2467 | { |
2468 | READLINK3res *res; | |
2469 | struct nfs_cb_data *data = private_data; | |
2470 | struct nfs_context *nfs = data->nfs; | |
2471 | ||
f3a75078 RS |
2472 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2473 | ||
84004dbf RS |
2474 | if (status == RPC_STATUS_ERROR) { |
2475 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2476 | free_nfs_cb_data(data); | |
2477 | return; | |
2478 | } | |
2479 | if (status == RPC_STATUS_CANCEL) { | |
2480 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2481 | free_nfs_cb_data(data); | |
2482 | return; | |
2483 | } | |
2484 | ||
2485 | res = command_data; | |
2486 | if (res->status != NFS3_OK) { | |
2487 | rpc_set_error(nfs->rpc, "NFS: READLINK of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2488 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2489 | free_nfs_cb_data(data); | |
2490 | return; | |
2491 | } | |
2492 | ||
2493 | ||
2494 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); | |
2495 | free_nfs_cb_data(data); | |
2496 | } | |
2497 | ||
2498 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2499 | { | |
16104b27 RS |
2500 | READLINK3args args; |
2501 | ||
2502 | args.symlink.data.data_len = data->fh.data.data_len; | |
2503 | args.symlink.data.data_val = data->fh.data.data_val; | |
2504 | ||
2505 | if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { | |
84004dbf RS |
2506 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
2507 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2508 | free_nfs_cb_data(data); | |
2509 | return -1; | |
2510 | } | |
2511 | return 0; | |
2512 | } | |
2513 | ||
2514 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2515 | { | |
2516 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2517 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2518 | return -1; |
2519 | } | |
2520 | ||
2521 | return 0; | |
2522 | } | |
2523 | ||
2524 | ||
2525 | ||
2526 | ||
2527 | /* | |
2528 | * Async chmod() | |
2529 | */ | |
f3a75078 | 2530 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2531 | { |
2532 | struct nfs_cb_data *data = private_data; | |
2533 | struct nfs_context *nfs = data->nfs; | |
2534 | SETATTR3res *res; | |
2535 | ||
f3a75078 RS |
2536 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2537 | ||
84004dbf RS |
2538 | if (status == RPC_STATUS_ERROR) { |
2539 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2540 | free_nfs_cb_data(data); | |
2541 | return; | |
2542 | } | |
2543 | if (status == RPC_STATUS_CANCEL) { | |
2544 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2545 | free_nfs_cb_data(data); | |
2546 | return; | |
2547 | } | |
2548 | ||
2549 | res = command_data; | |
2550 | if (res->status != NFS3_OK) { | |
2551 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2552 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2553 | free_nfs_cb_data(data); | |
2554 | return; | |
2555 | } | |
2556 | ||
2557 | data->cb(0, nfs, NULL, data->private_data); | |
2558 | free_nfs_cb_data(data); | |
2559 | } | |
2560 | ||
2561 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2562 | { | |
2563 | SETATTR3args args; | |
2564 | ||
ea98629a | 2565 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2566 | args.object.data.data_len = data->fh.data.data_len; |
2567 | args.object.data.data_val = data->fh.data.data_val; | |
2568 | args.new_attributes.mode.set_it = 1; | |
2569 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2570 | ||
2571 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { | |
2572 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2573 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2574 | free_nfs_cb_data(data); | |
2575 | return -1; | |
2576 | } | |
2577 | return 0; | |
2578 | } | |
2579 | ||
2580 | ||
2581 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2582 | { | |
2583 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 2584 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2585 | return -1; |
2586 | } | |
2587 | ||
2588 | return 0; | |
2589 | } | |
2590 | ||
2591 | /* | |
2592 | * Async fchmod() | |
2593 | */ | |
2594 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
2595 | { | |
2596 | struct nfs_cb_data *data; | |
2597 | ||
2598 | data = malloc(sizeof(struct nfs_cb_data)); | |
2599 | if (data == NULL) { | |
cbbf9d3e | 2600 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
2601 | return -1; |
2602 | } | |
ea98629a | 2603 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2604 | data->nfs = nfs; |
2605 | data->cb = cb; | |
2606 | data->private_data = private_data; | |
2607 | data->continue_int = mode; | |
2608 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2609 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2610 | if (data->fh.data.data_val == NULL) { | |
2611 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2612 | free_nfs_cb_data(data); | |
2613 | return -1; | |
2614 | } | |
2615 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2616 | ||
2617 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
2618 | free_nfs_cb_data(data); | |
2619 | return -1; | |
2620 | } | |
2621 | ||
2622 | return 0; | |
2623 | } | |
2624 | ||
2625 | ||
2626 | ||
2627 | /* | |
2628 | * Async chown() | |
2629 | */ | |
f3a75078 | 2630 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2631 | { |
2632 | struct nfs_cb_data *data = private_data; | |
2633 | struct nfs_context *nfs = data->nfs; | |
2634 | SETATTR3res *res; | |
2635 | ||
f3a75078 RS |
2636 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2637 | ||
84004dbf RS |
2638 | if (status == RPC_STATUS_ERROR) { |
2639 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2640 | free_nfs_cb_data(data); | |
2641 | return; | |
2642 | } | |
2643 | if (status == RPC_STATUS_CANCEL) { | |
2644 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2645 | free_nfs_cb_data(data); | |
2646 | return; | |
2647 | } | |
2648 | ||
2649 | res = command_data; | |
2650 | if (res->status != NFS3_OK) { | |
2651 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2652 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2653 | free_nfs_cb_data(data); | |
2654 | return; | |
2655 | } | |
2656 | ||
2657 | data->cb(0, nfs, NULL, data->private_data); | |
2658 | free_nfs_cb_data(data); | |
2659 | } | |
2660 | ||
2661 | struct nfs_chown_data { | |
2662 | uid_t uid; | |
2663 | gid_t gid; | |
2664 | }; | |
2665 | ||
2666 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2667 | { | |
2668 | SETATTR3args args; | |
2669 | struct nfs_chown_data *chown_data = data->continue_data; | |
2670 | ||
ea98629a | 2671 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2672 | args.object.data.data_len = data->fh.data.data_len; |
2673 | args.object.data.data_val = data->fh.data.data_val; | |
2674 | if (chown_data->uid != (uid_t)-1) { | |
2675 | args.new_attributes.uid.set_it = 1; | |
2676 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
2677 | } | |
2678 | if (chown_data->gid != (gid_t)-1) { | |
2679 | args.new_attributes.gid.set_it = 1; | |
2680 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
2681 | } | |
2682 | ||
2683 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { | |
2684 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2685 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2686 | free_nfs_cb_data(data); | |
2687 | return -1; | |
2688 | } | |
2689 | return 0; | |
2690 | } | |
2691 | ||
2692 | ||
2693 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
2694 | { | |
2695 | struct nfs_chown_data *chown_data; | |
2696 | ||
2697 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2698 | if (chown_data == NULL) { | |
cbbf9d3e | 2699 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2700 | return -1; |
2701 | } | |
2702 | ||
2703 | chown_data->uid = uid; | |
2704 | chown_data->gid = gid; | |
2705 | ||
2706 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 2707 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2708 | return -1; |
2709 | } | |
2710 | ||
2711 | return 0; | |
2712 | } | |
2713 | ||
2714 | ||
2715 | /* | |
2716 | * Async fchown() | |
2717 | */ | |
2718 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
2719 | { | |
2720 | struct nfs_cb_data *data; | |
2721 | struct nfs_chown_data *chown_data; | |
2722 | ||
2723 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2724 | if (chown_data == NULL) { | |
cbbf9d3e | 2725 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2726 | return -1; |
2727 | } | |
2728 | ||
2729 | chown_data->uid = uid; | |
2730 | chown_data->gid = gid; | |
2731 | ||
2732 | ||
2733 | data = malloc(sizeof(struct nfs_cb_data)); | |
2734 | if (data == NULL) { | |
cbbf9d3e | 2735 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
84004dbf RS |
2736 | return -1; |
2737 | } | |
ea98629a | 2738 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2739 | data->nfs = nfs; |
2740 | data->cb = cb; | |
2741 | data->private_data = private_data; | |
2742 | data->continue_data = chown_data; | |
2743 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2744 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2745 | if (data->fh.data.data_val == NULL) { | |
2746 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2747 | free_nfs_cb_data(data); | |
2748 | return -1; | |
2749 | } | |
2750 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2751 | ||
2752 | ||
2753 | if (nfs_chown_continue_internal(nfs, data) != 0) { | |
2754 | free_nfs_cb_data(data); | |
2755 | return -1; | |
2756 | } | |
2757 | ||
2758 | return 0; | |
2759 | } | |
2760 | ||
2761 | ||
2762 | ||
2763 | ||
2764 | ||
2765 | /* | |
2766 | * Async utimes() | |
2767 | */ | |
f3a75078 | 2768 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2769 | { |
2770 | struct nfs_cb_data *data = private_data; | |
2771 | struct nfs_context *nfs = data->nfs; | |
2772 | SETATTR3res *res; | |
2773 | ||
f3a75078 RS |
2774 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2775 | ||
84004dbf RS |
2776 | if (status == RPC_STATUS_ERROR) { |
2777 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2778 | free_nfs_cb_data(data); | |
2779 | return; | |
2780 | } | |
2781 | if (status == RPC_STATUS_CANCEL) { | |
2782 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2783 | free_nfs_cb_data(data); | |
2784 | return; | |
2785 | } | |
2786 | ||
2787 | res = command_data; | |
2788 | if (res->status != NFS3_OK) { | |
2789 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2790 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2791 | free_nfs_cb_data(data); | |
2792 | return; | |
2793 | } | |
2794 | ||
2795 | data->cb(0, nfs, NULL, data->private_data); | |
2796 | free_nfs_cb_data(data); | |
2797 | } | |
2798 | ||
2799 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2800 | { | |
2801 | SETATTR3args args; | |
2802 | struct timeval *utimes_data = data->continue_data; | |
2803 | ||
ea98629a | 2804 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2805 | args.object.data.data_len = data->fh.data.data_len; |
2806 | args.object.data.data_val = data->fh.data.data_val; | |
2807 | if (utimes_data != NULL) { | |
2808 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
2809 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
2810 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
2811 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
2812 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
2813 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
2814 | } else { | |
2815 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
2816 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
2817 | } | |
2818 | ||
2819 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { | |
2820 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2821 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2822 | free_nfs_cb_data(data); | |
2823 | return -1; | |
2824 | } | |
2825 | return 0; | |
2826 | } | |
2827 | ||
2828 | ||
2829 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
2830 | { | |
2831 | struct timeval *new_times = NULL; | |
2832 | ||
2833 | if (times != NULL) { | |
2834 | new_times = malloc(sizeof(struct timeval)*2); | |
2835 | if (new_times == NULL) { | |
cbbf9d3e | 2836 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
2837 | return -1; |
2838 | } | |
2839 | ||
2840 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
2841 | } | |
2842 | ||
2843 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 2844 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2845 | return -1; |
2846 | } | |
2847 | ||
2848 | return 0; | |
2849 | } | |
2850 | ||
2851 | /* | |
2852 | * Async utime() | |
2853 | */ | |
2854 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
2855 | { | |
2856 | struct timeval *new_times = NULL; | |
2857 | ||
2858 | if (times != NULL) { | |
2859 | new_times = malloc(sizeof(struct timeval)*2); | |
2860 | if (new_times == NULL) { | |
cbbf9d3e | 2861 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
2862 | return -1; |
2863 | } | |
2864 | ||
2865 | new_times[0].tv_sec = times->actime; | |
2866 | new_times[0].tv_usec = 0; | |
2867 | new_times[1].tv_sec = times->modtime; | |
2868 | new_times[1].tv_usec = 0; | |
2869 | } | |
2870 | ||
2871 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 2872 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2873 | return -1; |
2874 | } | |
2875 | ||
2876 | return 0; | |
2877 | } | |
2878 | ||
2879 | ||
2880 | ||
2881 | ||
2882 | ||
2883 | /* | |
2884 | * Async access() | |
2885 | */ | |
f3a75078 | 2886 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2887 | { |
2888 | ACCESS3res *res; | |
2889 | struct nfs_cb_data *data = private_data; | |
2890 | struct nfs_context *nfs = data->nfs; | |
2891 | unsigned int nfsmode = 0; | |
2892 | ||
f3a75078 RS |
2893 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2894 | ||
84004dbf RS |
2895 | if (status == RPC_STATUS_ERROR) { |
2896 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2897 | free_nfs_cb_data(data); | |
2898 | return; | |
2899 | } | |
2900 | if (status == RPC_STATUS_CANCEL) { | |
2901 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2902 | free_nfs_cb_data(data); | |
2903 | return; | |
2904 | } | |
2905 | ||
2906 | res = command_data; | |
2907 | if (res->status != NFS3_OK) { | |
2908 | rpc_set_error(nfs->rpc, "NFS: ACCESS of %s failed with %s(%d)", data->saved_path, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2909 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2910 | free_nfs_cb_data(data); | |
2911 | return; | |
2912 | } | |
2913 | ||
2914 | if (data->continue_int & R_OK) { | |
2915 | nfsmode |= ACCESS3_READ; | |
2916 | } | |
2917 | if (data->continue_int & W_OK) { | |
2918 | nfsmode |= ACCESS3_MODIFY; | |
2919 | } | |
2920 | if (data->continue_int & X_OK) { | |
2921 | nfsmode |= ACCESS3_EXECUTE; | |
2922 | } | |
2923 | ||
2924 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
2925 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
2926 | nfsmode&ACCESS3_READ?'r':'-', | |
2927 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
2928 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
2929 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
2930 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
2931 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
2932 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2933 | free_nfs_cb_data(data); | |
2934 | return; | |
2935 | } | |
2936 | ||
2937 | data->cb(0, nfs, NULL, data->private_data); | |
2938 | free_nfs_cb_data(data); | |
2939 | } | |
2940 | ||
2941 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2942 | { | |
2943 | int nfsmode = 0; | |
2944 | ||
2945 | if (data->continue_int & R_OK) { | |
2946 | nfsmode |= ACCESS3_READ; | |
2947 | } | |
2948 | if (data->continue_int & W_OK) { | |
2949 | nfsmode |= ACCESS3_MODIFY; | |
2950 | } | |
2951 | if (data->continue_int & X_OK) { | |
2952 | nfsmode |= ACCESS3_EXECUTE; | |
2953 | } | |
2954 | ||
2955 | if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) { | |
2956 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
2957 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2958 | free_nfs_cb_data(data); | |
2959 | return -1; | |
2960 | } | |
2961 | return 0; | |
2962 | } | |
2963 | ||
2964 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2965 | { | |
2966 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
2967 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2968 | return -1; | |
84004dbf RS |
2969 | } |
2970 | ||
2971 | return 0; | |
2972 | } | |
2973 | ||
2974 | ||
2975 | ||
2976 | /* | |
2977 | * Async symlink() | |
2978 | */ | |
2979 | struct nfs_symlink_data { | |
2980 | char *oldpath; | |
2981 | char *newpathparent; | |
2982 | char *newpathobject; | |
2983 | }; | |
2984 | ||
2985 | static void free_nfs_symlink_data(void *mem) | |
2986 | { | |
2987 | struct nfs_symlink_data *data = mem; | |
2988 | ||
2989 | if (data->oldpath != NULL) { | |
2990 | free(data->oldpath); | |
2991 | } | |
2992 | if (data->newpathparent != NULL) { | |
2993 | free(data->newpathparent); | |
2994 | } | |
2995 | if (data->newpathobject != NULL) { | |
2996 | free(data->newpathobject); | |
2997 | } | |
2998 | free(data); | |
2999 | } | |
3000 | ||
f3a75078 | 3001 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3002 | { |
3003 | SYMLINK3res *res; | |
3004 | struct nfs_cb_data *data = private_data; | |
3005 | struct nfs_context *nfs = data->nfs; | |
3006 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
3007 | ||
f3a75078 RS |
3008 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3009 | ||
84004dbf RS |
3010 | if (status == RPC_STATUS_ERROR) { |
3011 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3012 | free_nfs_cb_data(data); | |
3013 | return; | |
3014 | } | |
3015 | if (status == RPC_STATUS_CANCEL) { | |
3016 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3017 | free_nfs_cb_data(data); | |
3018 | return; | |
3019 | } | |
3020 | ||
3021 | res = command_data; | |
3022 | if (res->status != NFS3_OK) { | |
3023 | rpc_set_error(nfs->rpc, "NFS: SYMLINK %s/%s -> %s failed with %s(%d)", symlink_data->newpathparent, symlink_data->newpathobject, symlink_data->oldpath, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3024 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3025 | free_nfs_cb_data(data); | |
3026 | return; | |
3027 | } | |
3028 | ||
3029 | data->cb(0, nfs, NULL, data->private_data); | |
3030 | free_nfs_cb_data(data); | |
3031 | } | |
3032 | ||
3033 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3034 | { | |
3035 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
8e255816 | 3036 | SYMLINK3args sa; |
84004dbf | 3037 | |
8e255816 RS |
3038 | memset(&sa, 0, sizeof(SYMLINK3args)); |
3039 | sa.where.dir.data.data_len = data->fh.data.data_len; | |
3040 | sa.where.dir.data.data_val = data->fh.data.data_val; | |
3041 | sa.where.name = symlink_data->newpathobject; | |
3042 | sa.symlink.symlink_attributes.mode.set_it = 1; | |
3043 | sa.symlink.symlink_attributes.mode.set_mode3_u.mode = S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH; | |
3044 | sa.symlink.symlink_data = symlink_data->oldpath; | |
3045 | ||
3046 | if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &sa, data) != 0) { | |
84004dbf RS |
3047 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3048 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3049 | free_nfs_cb_data(data); | |
3050 | return -1; | |
3051 | } | |
3052 | return 0; | |
3053 | } | |
3054 | ||
3055 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3056 | { | |
3057 | char *ptr; | |
3058 | struct nfs_symlink_data *symlink_data; | |
3059 | ||
3060 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3061 | if (symlink_data == NULL) { | |
cbbf9d3e | 3062 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3063 | return -1; |
3064 | } | |
ea98629a | 3065 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3066 | |
3067 | symlink_data->oldpath = strdup(oldpath); | |
3068 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3069 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3070 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3071 | return -1; |
84004dbf RS |
3072 | } |
3073 | ||
3074 | symlink_data->newpathparent = strdup(newpath); | |
3075 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3076 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3077 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3078 | return -1; |
84004dbf RS |
3079 | } |
3080 | ||
93e9306f | 3081 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3082 | if (ptr == NULL) { |
cbbf9d3e | 3083 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3084 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3085 | return -1; |
84004dbf RS |
3086 | } |
3087 | *ptr = 0; | |
3088 | ptr++; | |
3089 | ||
3090 | symlink_data->newpathobject = strdup(ptr); | |
3091 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3092 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3093 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3094 | return -1; |
84004dbf RS |
3095 | } |
3096 | ||
3097 | if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) { | |
cbbf9d3e RS |
3098 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3099 | return -1; | |
84004dbf RS |
3100 | } |
3101 | ||
3102 | return 0; | |
3103 | } | |
3104 | ||
3105 | ||
3106 | ||
3107 | /* | |
3108 | * Async rename() | |
3109 | */ | |
3110 | struct nfs_rename_data { | |
3111 | char *oldpath; | |
3112 | char *oldobject; | |
3113 | struct nfs_fh3 olddir; | |
3114 | char *newpath; | |
3115 | char *newobject; | |
3116 | struct nfs_fh3 newdir; | |
3117 | }; | |
3118 | ||
3119 | static void free_nfs_rename_data(void *mem) | |
3120 | { | |
3121 | struct nfs_rename_data *data = mem; | |
3122 | ||
3123 | if (data->oldpath != NULL) { | |
3124 | free(data->oldpath); | |
3125 | } | |
3126 | if (data->olddir.data.data_val != NULL) { | |
3127 | free(data->olddir.data.data_val); | |
3128 | } | |
3129 | if (data->newpath != NULL) { | |
3130 | free(data->newpath); | |
3131 | } | |
3132 | if (data->newdir.data.data_val != NULL) { | |
3133 | free(data->newdir.data.data_val); | |
3134 | } | |
3135 | free(data); | |
3136 | } | |
3137 | ||
f3a75078 | 3138 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3139 | { |
3140 | RENAME3res *res; | |
3141 | struct nfs_cb_data *data = private_data; | |
3142 | struct nfs_context *nfs = data->nfs; | |
3143 | struct nfs_rename_data *rename_data = data->continue_data; | |
3144 | ||
f3a75078 RS |
3145 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3146 | ||
84004dbf RS |
3147 | if (status == RPC_STATUS_ERROR) { |
3148 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3149 | free_nfs_cb_data(data); | |
3150 | return; | |
3151 | } | |
3152 | if (status == RPC_STATUS_CANCEL) { | |
3153 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3154 | free_nfs_cb_data(data); | |
3155 | return; | |
3156 | } | |
3157 | ||
3158 | res = command_data; | |
3159 | if (res->status != NFS3_OK) { | |
3160 | rpc_set_error(nfs->rpc, "NFS: RENAME %s/%s -> %s/%s failed with %s(%d)", rename_data->oldpath, rename_data->oldobject, rename_data->newpath, rename_data->newobject, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3161 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3162 | free_nfs_cb_data(data); | |
3163 | return; | |
3164 | } | |
3165 | ||
3166 | data->cb(0, nfs, NULL, data->private_data); | |
3167 | free_nfs_cb_data(data); | |
3168 | } | |
3169 | ||
3170 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3171 | { | |
3172 | struct nfs_rename_data *rename_data = data->continue_data; | |
3173 | ||
3174 | /* steal the filehandle */ | |
3175 | rename_data->newdir.data.data_len = data->fh.data.data_len; | |
3176 | rename_data->newdir.data.data_val = data->fh.data.data_val; | |
3177 | data->fh.data.data_val = NULL; | |
3178 | ||
3179 | if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) { | |
3180 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); | |
3181 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3182 | free_nfs_cb_data(data); | |
3183 | return -1; | |
3184 | } | |
3185 | return 0; | |
3186 | } | |
3187 | ||
3188 | ||
3189 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3190 | { | |
3191 | struct nfs_rename_data *rename_data = data->continue_data; | |
3192 | ||
3193 | /* steal the filehandle */ | |
3194 | rename_data->olddir.data.data_len = data->fh.data.data_len; | |
3195 | rename_data->olddir.data.data_val = data->fh.data.data_val; | |
3196 | data->fh.data.data_val = NULL; | |
3197 | ||
3198 | if (nfs_lookuppath_async(nfs, rename_data->newpath, data->cb, data->private_data, nfs_rename_continue_2_internal, rename_data, free_nfs_rename_data, 0) != 0) { | |
3199 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath); | |
3200 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3201 | free_nfs_cb_data(data); | |
3202 | return -1; | |
3203 | } | |
3204 | data->continue_data = NULL; | |
3205 | free_nfs_cb_data(data); | |
3206 | ||
3207 | return 0; | |
3208 | } | |
3209 | ||
3210 | ||
3211 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3212 | { | |
3213 | char *ptr; | |
3214 | struct nfs_rename_data *rename_data; | |
3215 | ||
3216 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3217 | if (rename_data == NULL) { | |
cbbf9d3e | 3218 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3219 | return -1; |
3220 | } | |
ea98629a | 3221 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3222 | |
3223 | rename_data->oldpath = strdup(oldpath); | |
3224 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3225 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3226 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3227 | return -1; |
84004dbf | 3228 | } |
93e9306f | 3229 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3230 | if (ptr == NULL) { |
cbbf9d3e | 3231 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3232 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3233 | return -1; |
84004dbf RS |
3234 | } |
3235 | *ptr = 0; | |
3236 | ptr++; | |
3237 | rename_data->oldobject = ptr; | |
3238 | ||
3239 | ||
3240 | rename_data->newpath = strdup(newpath); | |
3241 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3242 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3243 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3244 | return -1; |
84004dbf | 3245 | } |
93e9306f | 3246 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3247 | if (ptr == NULL) { |
cbbf9d3e | 3248 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3249 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3250 | return -1; |
84004dbf RS |
3251 | } |
3252 | *ptr = 0; | |
3253 | ptr++; | |
3254 | rename_data->newobject = ptr; | |
3255 | ||
3256 | ||
3257 | if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) { | |
cbbf9d3e RS |
3258 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3259 | return -1; | |
84004dbf RS |
3260 | } |
3261 | ||
3262 | return 0; | |
3263 | } | |
3264 | ||
3265 | ||
3266 | /* | |
3267 | * Async link() | |
3268 | */ | |
3269 | struct nfs_link_data { | |
3270 | char *oldpath; | |
3271 | struct nfs_fh3 oldfh; | |
3272 | char *newpath; | |
3273 | char *newobject; | |
3274 | struct nfs_fh3 newdir; | |
3275 | }; | |
3276 | ||
3277 | static void free_nfs_link_data(void *mem) | |
3278 | { | |
3279 | struct nfs_link_data *data = mem; | |
3280 | ||
3281 | if (data->oldpath != NULL) { | |
3282 | free(data->oldpath); | |
3283 | } | |
3284 | if (data->oldfh.data.data_val != NULL) { | |
3285 | free(data->oldfh.data.data_val); | |
3286 | } | |
3287 | if (data->newpath != NULL) { | |
3288 | free(data->newpath); | |
3289 | } | |
3290 | if (data->newdir.data.data_val != NULL) { | |
3291 | free(data->newdir.data.data_val); | |
3292 | } | |
3293 | free(data); | |
3294 | } | |
3295 | ||
f3a75078 | 3296 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3297 | { |
3298 | LINK3res *res; | |
3299 | struct nfs_cb_data *data = private_data; | |
3300 | struct nfs_context *nfs = data->nfs; | |
3301 | struct nfs_link_data *link_data = data->continue_data; | |
3302 | ||
f3a75078 RS |
3303 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3304 | ||
84004dbf RS |
3305 | if (status == RPC_STATUS_ERROR) { |
3306 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3307 | free_nfs_cb_data(data); | |
3308 | return; | |
3309 | } | |
3310 | if (status == RPC_STATUS_CANCEL) { | |
3311 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3312 | free_nfs_cb_data(data); | |
3313 | return; | |
3314 | } | |
3315 | ||
3316 | res = command_data; | |
3317 | if (res->status != NFS3_OK) { | |
3318 | rpc_set_error(nfs->rpc, "NFS: LINK %s -> %s/%s failed with %s(%d)", link_data->oldpath, link_data->newpath, link_data->newobject, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3319 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3320 | free_nfs_cb_data(data); | |
3321 | return; | |
3322 | } | |
3323 | ||
3324 | data->cb(0, nfs, NULL, data->private_data); | |
3325 | free_nfs_cb_data(data); | |
3326 | } | |
3327 | ||
3328 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3329 | { | |
3330 | struct nfs_link_data *link_data = data->continue_data; | |
3331 | ||
3332 | /* steal the filehandle */ | |
3333 | link_data->newdir.data.data_len = data->fh.data.data_len; | |
3334 | link_data->newdir.data.data_val = data->fh.data.data_val; | |
3335 | data->fh.data.data_val = NULL; | |
3336 | ||
3337 | if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) { | |
3338 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); | |
3339 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3340 | free_nfs_cb_data(data); | |
3341 | return -1; | |
3342 | } | |
3343 | return 0; | |
3344 | } | |
3345 | ||
3346 | ||
3347 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3348 | { | |
3349 | struct nfs_link_data *link_data = data->continue_data; | |
3350 | ||
3351 | /* steal the filehandle */ | |
3352 | link_data->oldfh.data.data_len = data->fh.data.data_len; | |
3353 | link_data->oldfh.data.data_val = data->fh.data.data_val; | |
3354 | data->fh.data.data_val = NULL; | |
3355 | ||
3356 | if (nfs_lookuppath_async(nfs, link_data->newpath, data->cb, data->private_data, nfs_link_continue_2_internal, link_data, free_nfs_link_data, 0) != 0) { | |
3357 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
3358 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3359 | free_nfs_cb_data(data); | |
3360 | return -1; | |
3361 | } | |
3362 | data->continue_data = NULL; | |
3363 | free_nfs_cb_data(data); | |
3364 | ||
3365 | return 0; | |
3366 | } | |
3367 | ||
3368 | ||
3369 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3370 | { | |
3371 | char *ptr; | |
3372 | struct nfs_link_data *link_data; | |
3373 | ||
3374 | link_data = malloc(sizeof(struct nfs_link_data)); | |
3375 | if (link_data == NULL) { | |
cbbf9d3e | 3376 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
3377 | return -1; |
3378 | } | |
ea98629a | 3379 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
3380 | |
3381 | link_data->oldpath = strdup(oldpath); | |
3382 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 3383 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3384 | free_nfs_link_data(link_data); |
cbbf9d3e | 3385 | return -1; |
84004dbf RS |
3386 | } |
3387 | ||
3388 | link_data->newpath = strdup(newpath); | |
3389 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 3390 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3391 | free_nfs_link_data(link_data); |
cbbf9d3e | 3392 | return -1; |
84004dbf | 3393 | } |
93e9306f | 3394 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 3395 | if (ptr == NULL) { |
cbbf9d3e | 3396 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3397 | free_nfs_link_data(link_data); |
cbbf9d3e | 3398 | return -1; |
84004dbf RS |
3399 | } |
3400 | *ptr = 0; | |
3401 | ptr++; | |
3402 | link_data->newobject = ptr; | |
3403 | ||
3404 | ||
3405 | if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) { | |
cbbf9d3e RS |
3406 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3407 | return -1; | |
84004dbf RS |
3408 | } |
3409 | ||
3410 | return 0; | |
3411 | } | |
3412 | ||
3413 | ||
3414 | //qqq replace later with lseek() | |
183451cf | 3415 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
3416 | { |
3417 | return nfsfh->offset; | |
3418 | } | |
3419 | ||
17ef62fa RS |
3420 | |
3421 | ||
3422 | /* | |
3423 | * Get the maximum supported READ3 size by the server | |
3424 | */ | |
183451cf | 3425 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
3426 | { |
3427 | return nfs->readmax; | |
3428 | } | |
3429 | ||
3430 | /* | |
3431 | * Get the maximum supported WRITE3 size by the server | |
3432 | */ | |
183451cf | 3433 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 3434 | { |
763cd6e3 | 3435 | /* Some ZDR libraries can not marshall PDUs bigger than this */ |
18c27b73 RS |
3436 | if (nfs->writemax < 32768) { |
3437 | return nfs->writemax; | |
3438 | } | |
3439 | return 32768; | |
17ef62fa | 3440 | } |
1896d37b RS |
3441 | |
3442 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
3443 | { | |
3444 | va_list ap; | |
1e8994af | 3445 | char *str = NULL; |
1896d37b | 3446 | |
1e8994af | 3447 | va_start(ap, error_string); |
2606f9bb RS |
3448 | str = malloc(1024); |
3449 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
3450 | if (nfs->rpc->error_string != NULL) { |
3451 | free(nfs->rpc->error_string); | |
3452 | } | |
1896d37b | 3453 | nfs->rpc->error_string = str; |
a8a1b858 | 3454 | va_end(ap); |
1896d37b | 3455 | } |
7f0242ca RS |
3456 | |
3457 | ||
3458 | ||
3459 | struct mount_cb_data { | |
3460 | rpc_cb cb; | |
3461 | void *private_data; | |
3462 | char *server; | |
3463 | }; | |
3464 | ||
3465 | static void free_mount_cb_data(struct mount_cb_data *data) | |
3466 | { | |
3467 | if (data->server != NULL) { | |
3468 | free(data->server); | |
3469 | data->server = NULL; | |
3470 | } | |
3471 | ||
3472 | free(data); | |
3473 | } | |
3474 | ||
3475 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3476 | { | |
3477 | struct mount_cb_data *data = private_data; | |
3478 | ||
f3a75078 RS |
3479 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3480 | ||
3481 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3482 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3483 | free_mount_cb_data(data); | |
3484 | return; | |
3485 | } | |
3486 | if (status == RPC_STATUS_CANCEL) { | |
3487 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3488 | free_mount_cb_data(data); | |
3489 | return; | |
3490 | } | |
3491 | ||
3492 | data->cb(rpc, 0, command_data, data->private_data); | |
3493 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
3494 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
3495 | } | |
3496 | free_mount_cb_data(data); | |
3497 | } | |
3498 | ||
3499 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3500 | { | |
3501 | struct mount_cb_data *data = private_data; | |
3502 | ||
f3a75078 RS |
3503 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3504 | ||
14a062eb RS |
3505 | /* Dont want any more callbacks even if the socket is closed */ |
3506 | rpc->connect_cb = NULL; | |
3507 | ||
7f0242ca RS |
3508 | if (status == RPC_STATUS_ERROR) { |
3509 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3510 | free_mount_cb_data(data); | |
3511 | return; | |
3512 | } | |
3513 | if (status == RPC_STATUS_CANCEL) { | |
3514 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3515 | free_mount_cb_data(data); | |
3516 | return; | |
3517 | } | |
3518 | ||
3519 | if (rpc_mount_export_async(rpc, mount_export_5_cb, data) != 0) { | |
3520 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3521 | free_mount_cb_data(data); | |
3522 | return; | |
3523 | } | |
3524 | } | |
3525 | ||
3526 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3527 | { | |
3528 | struct mount_cb_data *data = private_data; | |
3529 | uint32_t mount_port; | |
3530 | ||
f3a75078 RS |
3531 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3532 | ||
3533 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3534 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3535 | free_mount_cb_data(data); | |
3536 | return; | |
3537 | } | |
3538 | if (status == RPC_STATUS_CANCEL) { | |
3539 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3540 | free_mount_cb_data(data); | |
3541 | return; | |
3542 | } | |
3543 | ||
3544 | mount_port = *(uint32_t *)command_data; | |
3545 | if (mount_port == 0) { | |
3546 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
3547 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
3548 | free_mount_cb_data(data); | |
3549 | return; | |
3550 | } | |
3551 | ||
3552 | rpc_disconnect(rpc, "normal disconnect"); | |
3553 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
3554 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3555 | free_mount_cb_data(data); | |
3556 | return; | |
3557 | } | |
3558 | } | |
3559 | ||
3560 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3561 | { | |
3562 | struct mount_cb_data *data = private_data; | |
3563 | ||
f3a75078 RS |
3564 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3565 | ||
7f0242ca RS |
3566 | if (status == RPC_STATUS_ERROR) { |
3567 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3568 | free_mount_cb_data(data); | |
3569 | return; | |
3570 | } | |
3571 | if (status == RPC_STATUS_CANCEL) { | |
3572 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3573 | free_mount_cb_data(data); | |
3574 | return; | |
3575 | } | |
3576 | ||
5c6b1176 | 3577 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
7f0242ca RS |
3578 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
3579 | free_mount_cb_data(data); | |
3580 | return; | |
3581 | } | |
3582 | } | |
3583 | ||
3584 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3585 | { | |
3586 | struct mount_cb_data *data = private_data; | |
3587 | ||
f3a75078 RS |
3588 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3589 | ||
14a062eb RS |
3590 | /* Dont want any more callbacks even if the socket is closed */ |
3591 | rpc->connect_cb = NULL; | |
3592 | ||
7f0242ca RS |
3593 | if (status == RPC_STATUS_ERROR) { |
3594 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3595 | free_mount_cb_data(data); | |
3596 | return; | |
3597 | } | |
3598 | if (status == RPC_STATUS_CANCEL) { | |
3599 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3600 | free_mount_cb_data(data); | |
3601 | return; | |
3602 | } | |
3603 | ||
3604 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
3605 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3606 | free_mount_cb_data(data); | |
3607 | return; | |
3608 | } | |
3609 | } | |
3610 | ||
3611 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
3612 | { | |
3613 | struct mount_cb_data *data; | |
3614 | ||
f3a75078 RS |
3615 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3616 | ||
7f0242ca RS |
3617 | data = malloc(sizeof(struct mount_cb_data)); |
3618 | if (data == NULL) { | |
3619 | return -1; | |
3620 | } | |
ea98629a | 3621 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
3622 | data->cb = cb; |
3623 | data->private_data = private_data; | |
3624 | data->server = strdup(server); | |
3625 | if (data->server == NULL) { | |
3626 | free_mount_cb_data(data); | |
3627 | return -1; | |
3628 | } | |
3629 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { | |
3630 | free_mount_cb_data(data); | |
3631 | return -1; | |
3632 | } | |
3633 | ||
3634 | return 0; | |
3635 | } | |
3636 | ||
df5af25f RS |
3637 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
3638 | { | |
f3a75078 | 3639 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
3640 | return nfs->rpc; |
3641 | } | |
3642 | ||
b077fdeb RS |
3643 | const char *nfs_get_server(struct nfs_context *nfs) { |
3644 | return nfs->server; | |
3645 | } | |
3646 | ||
3647 | const char *nfs_get_export(struct nfs_context *nfs) { | |
3648 | return nfs->export; | |
3649 | } | |
0ad9a1f1 | 3650 | |
8724c833 RS |
3651 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
3652 | return &nfs->rootfh; | |
3653 | } | |
fa3c25be RS |
3654 | |
3655 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
3656 | return &nfsfh->fh; | |
3657 | } |