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 | */ | |
00748f36 RS |
20 | #ifdef HAVE_CONFIG_H |
21 | #include "config.h" | |
22 | #endif | |
23 | ||
108c622a RS |
24 | #ifdef AROS |
25 | #include "aros_compat.h" | |
00748f36 RS |
26 | #endif |
27 | ||
a8a1b858 M |
28 | #ifdef WIN32 |
29 | #include "win32_compat.h" | |
6874f61e RS |
30 | #else |
31 | #include <strings.h> | |
d7c6e9aa | 32 | #include <utime.h> |
67a9f57e | 33 | #include <netinet/in.h> |
108c622a | 34 | #endif /*WIN32*/ |
d7c6e9aa | 35 | |
d7c6e9aa | 36 | #ifdef ANDROID |
252aa90d | 37 | #define statvfs statfs |
108c622a | 38 | #endif |
a8a1b858 M |
39 | |
40 | #define _GNU_SOURCE | |
6874f61e | 41 | |
108c622a RS |
42 | #ifdef HAVE_UNISTD_H |
43 | #include <unistd.h> | |
44 | #endif | |
45 | ||
46 | #ifdef HAVE_SYS_VFS_H | |
47 | #include <sys/vfs.h> | |
48 | #endif | |
49 | ||
50 | #ifdef HAVE_SYS_STATVFS_H | |
51 | #include <sys/statvfs.h> | |
52 | #endif | |
53 | ||
84004dbf | 54 | #include <stdio.h> |
1896d37b | 55 | #include <stdarg.h> |
84004dbf RS |
56 | #include <stdlib.h> |
57 | #include <string.h> | |
f3a75078 | 58 | #include <assert.h> |
84004dbf RS |
59 | #include <errno.h> |
60 | #include <sys/types.h> | |
61 | #include <sys/stat.h> | |
84004dbf | 62 | #include <fcntl.h> |
763cd6e3 | 63 | #include "libnfs-zdr.h" |
84004dbf RS |
64 | #include "libnfs.h" |
65 | #include "libnfs-raw.h" | |
66 | #include "libnfs-raw-mount.h" | |
67 | #include "libnfs-raw-nfs.h" | |
1896d37b RS |
68 | #include "libnfs-private.h" |
69 | ||
70 | struct nfsdir { | |
71 | struct nfsdirent *entries; | |
72 | struct nfsdirent *current; | |
73 | }; | |
84004dbf RS |
74 | |
75 | struct nfsfh { | |
76 | struct nfs_fh3 fh; | |
77 | int is_sync; | |
183451cf | 78 | uint64_t offset; |
84004dbf RS |
79 | }; |
80 | ||
1896d37b RS |
81 | struct nfs_context { |
82 | struct rpc_context *rpc; | |
83 | char *server; | |
84 | char *export; | |
85 | struct nfs_fh3 rootfh; | |
183451cf RS |
86 | uint64_t readmax; |
87 | uint64_t writemax; | |
84004dbf RS |
88 | }; |
89 | ||
90 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
91 | { | |
92 | while (nfsdir->entries) { | |
93 | struct nfsdirent *dirent = nfsdir->entries->next; | |
94 | if (nfsdir->entries->name != NULL) { | |
95 | free(nfsdir->entries->name); | |
96 | } | |
97 | free(nfsdir->entries); | |
98 | nfsdir->entries = dirent; | |
99 | } | |
100 | free(nfsdir); | |
101 | } | |
102 | ||
84004dbf RS |
103 | struct nfs_cb_data; |
104 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
105 | ||
106 | struct nfs_cb_data { | |
107 | struct nfs_context *nfs; | |
108 | struct nfsfh *nfsfh; | |
109 | char *saved_path, *path; | |
110 | ||
111 | nfs_cb cb; | |
112 | void *private_data; | |
113 | ||
114 | continue_func continue_cb; | |
115 | void *continue_data; | |
116 | void (*free_continue_data)(void *); | |
117 | int continue_int; | |
118 | ||
119 | struct nfs_fh3 fh; | |
921f877b RS |
120 | |
121 | /* for multi-read/write calls. */ | |
122 | int error; | |
123 | int cancel; | |
124 | int num_calls; | |
183451cf | 125 | uint64_t start_offset, max_offset; |
921f877b RS |
126 | char *buffer; |
127 | }; | |
128 | ||
129 | struct nfs_mcb_data { | |
130 | struct nfs_cb_data *data; | |
183451cf RS |
131 | uint64_t offset; |
132 | uint64_t count; | |
84004dbf RS |
133 | }; |
134 | ||
135 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
136 | ||
137 | ||
67ba2239 | 138 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 139 | { |
9896c715 | 140 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
141 | } |
142 | ||
143 | int nfs_get_fd(struct nfs_context *nfs) | |
144 | { | |
145 | return rpc_get_fd(nfs->rpc); | |
146 | } | |
147 | ||
83aa785d RS |
148 | int nfs_queue_length(struct nfs_context *nfs) |
149 | { | |
150 | return rpc_queue_length(nfs->rpc); | |
151 | } | |
152 | ||
84004dbf RS |
153 | int nfs_which_events(struct nfs_context *nfs) |
154 | { | |
155 | return rpc_which_events(nfs->rpc); | |
156 | } | |
157 | ||
158 | int nfs_service(struct nfs_context *nfs, int revents) | |
159 | { | |
160 | return rpc_service(nfs->rpc, revents); | |
161 | } | |
162 | ||
163 | char *nfs_get_error(struct nfs_context *nfs) | |
164 | { | |
165 | return rpc_get_error(nfs->rpc); | |
166 | }; | |
167 | ||
168 | struct nfs_context *nfs_init_context(void) | |
169 | { | |
170 | struct nfs_context *nfs; | |
171 | ||
172 | nfs = malloc(sizeof(struct nfs_context)); | |
173 | if (nfs == NULL) { | |
84004dbf RS |
174 | return NULL; |
175 | } | |
176 | nfs->rpc = rpc_init_context(); | |
177 | if (nfs->rpc == NULL) { | |
84004dbf RS |
178 | free(nfs); |
179 | return NULL; | |
180 | } | |
181 | ||
b077fdeb RS |
182 | nfs->server = NULL; |
183 | nfs->export = NULL; | |
184 | ||
963c2f83 RS |
185 | nfs->rootfh.data.data_len = 0; |
186 | nfs->rootfh.data.data_val = NULL; | |
187 | ||
84004dbf RS |
188 | return nfs; |
189 | } | |
190 | ||
191 | void nfs_destroy_context(struct nfs_context *nfs) | |
192 | { | |
193 | rpc_destroy_context(nfs->rpc); | |
194 | nfs->rpc = NULL; | |
195 | ||
196 | if (nfs->server) { | |
197 | free(nfs->server); | |
198 | nfs->server = NULL; | |
199 | } | |
200 | ||
201 | if (nfs->export) { | |
202 | free(nfs->export); | |
203 | nfs->export = NULL; | |
204 | } | |
205 | ||
206 | if (nfs->rootfh.data.data_val != NULL) { | |
207 | free(nfs->rootfh.data.data_val); | |
208 | nfs->rootfh.data.data_val = NULL; | |
209 | } | |
210 | ||
211 | free(nfs); | |
212 | } | |
213 | ||
214 | void free_nfs_cb_data(struct nfs_cb_data *data) | |
215 | { | |
216 | if (data->saved_path != NULL) { | |
217 | free(data->saved_path); | |
218 | data->saved_path = NULL; | |
219 | } | |
220 | ||
221 | if (data->continue_data != NULL) { | |
222 | data->free_continue_data(data->continue_data); | |
223 | data->continue_data = NULL; | |
224 | } | |
225 | ||
226 | if (data->fh.data.data_val != NULL) { | |
227 | free(data->fh.data.data_val); | |
228 | data->fh.data.data_val = NULL; | |
229 | } | |
230 | ||
921f877b RS |
231 | if (data->buffer != NULL) { |
232 | free(data->buffer); | |
233 | data->buffer = NULL; | |
234 | } | |
235 | ||
84004dbf RS |
236 | free(data); |
237 | } | |
238 | ||
239 | ||
240 | ||
241 | ||
242 | ||
f3a75078 | 243 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
244 | { |
245 | struct nfs_cb_data *data = private_data; | |
246 | struct nfs_context *nfs = data->nfs; | |
247 | ||
f3a75078 RS |
248 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
249 | ||
84004dbf RS |
250 | if (status == RPC_STATUS_ERROR) { |
251 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
252 | free_nfs_cb_data(data); | |
253 | return; | |
254 | } | |
255 | if (status == RPC_STATUS_CANCEL) { | |
256 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
257 | free_nfs_cb_data(data); | |
258 | return; | |
259 | } | |
260 | ||
261 | data->cb(0, nfs, NULL, data->private_data); | |
262 | free_nfs_cb_data(data); | |
263 | } | |
264 | ||
17ef62fa | 265 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
266 | { |
267 | struct nfs_cb_data *data = private_data; | |
268 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 269 | FSINFO3res *res = command_data; |
84004dbf | 270 | |
f3a75078 RS |
271 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
272 | ||
84004dbf RS |
273 | if (status == RPC_STATUS_ERROR) { |
274 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
275 | free_nfs_cb_data(data); | |
276 | return; | |
277 | } | |
278 | if (status == RPC_STATUS_CANCEL) { | |
279 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
280 | free_nfs_cb_data(data); | |
281 | return; | |
282 | } | |
283 | ||
17ef62fa RS |
284 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
285 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 286 | |
17ef62fa | 287 | if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) { |
84004dbf RS |
288 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
289 | free_nfs_cb_data(data); | |
290 | return; | |
291 | } | |
292 | } | |
293 | ||
17ef62fa RS |
294 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
295 | { | |
296 | struct nfs_cb_data *data = private_data; | |
297 | struct nfs_context *nfs = data->nfs; | |
298 | ||
f3a75078 RS |
299 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
300 | ||
17ef62fa RS |
301 | if (status == RPC_STATUS_ERROR) { |
302 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
303 | free_nfs_cb_data(data); | |
304 | return; | |
305 | } | |
306 | if (status == RPC_STATUS_CANCEL) { | |
307 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
308 | free_nfs_cb_data(data); | |
309 | return; | |
310 | } | |
311 | ||
312 | if (rpc_nfs_fsinfo_async(rpc, nfs_mount_9_cb, &nfs->rootfh, data) != 0) { | |
313 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
314 | free_nfs_cb_data(data); | |
315 | return; | |
316 | } | |
317 | } | |
318 | ||
319 | ||
84004dbf RS |
320 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
321 | { | |
322 | struct nfs_cb_data *data = private_data; | |
323 | struct nfs_context *nfs = data->nfs; | |
324 | ||
f3a75078 RS |
325 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
326 | ||
14a062eb RS |
327 | /* Dont want any more callbacks even if the socket is closed */ |
328 | rpc->connect_cb = NULL; | |
329 | ||
84004dbf RS |
330 | if (status == RPC_STATUS_ERROR) { |
331 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
332 | free_nfs_cb_data(data); | |
333 | return; | |
334 | } | |
335 | if (status == RPC_STATUS_CANCEL) { | |
336 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
337 | free_nfs_cb_data(data); | |
338 | return; | |
339 | } | |
340 | ||
341 | if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) { | |
342 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
343 | free_nfs_cb_data(data); | |
344 | return; | |
345 | } | |
346 | } | |
347 | ||
348 | ||
349 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
350 | { | |
351 | struct nfs_cb_data *data = private_data; | |
352 | struct nfs_context *nfs = data->nfs; | |
353 | mountres3 *res; | |
354 | ||
f3a75078 RS |
355 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
356 | ||
84004dbf RS |
357 | if (status == RPC_STATUS_ERROR) { |
358 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
359 | free_nfs_cb_data(data); | |
360 | return; | |
361 | } | |
362 | if (status == RPC_STATUS_CANCEL) { | |
363 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
364 | free_nfs_cb_data(data); | |
365 | return; | |
366 | } | |
367 | ||
368 | res = command_data; | |
369 | if (res->fhs_status != MNT3_OK) { | |
370 | 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)); | |
371 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
372 | free_nfs_cb_data(data); | |
373 | return; | |
374 | } | |
375 | ||
376 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
377 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
378 | if (nfs->rootfh.data.data_val == NULL) { | |
379 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
380 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
381 | free_nfs_cb_data(data); | |
382 | return; | |
383 | } | |
384 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
385 | ||
386 | rpc_disconnect(rpc, "normal disconnect"); | |
387 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
388 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
389 | free_nfs_cb_data(data); | |
390 | return; | |
391 | } | |
1744ef90 RS |
392 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
393 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
394 | } |
395 | ||
396 | ||
397 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
398 | { | |
399 | struct nfs_cb_data *data = private_data; | |
400 | struct nfs_context *nfs = data->nfs; | |
401 | ||
f3a75078 RS |
402 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
403 | ||
84004dbf RS |
404 | if (status == RPC_STATUS_ERROR) { |
405 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
406 | free_nfs_cb_data(data); | |
407 | return; | |
408 | } | |
409 | if (status == RPC_STATUS_CANCEL) { | |
410 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
411 | free_nfs_cb_data(data); | |
412 | return; | |
413 | } | |
414 | ||
415 | if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { | |
416 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
417 | free_nfs_cb_data(data); | |
418 | return; | |
419 | } | |
420 | } | |
421 | ||
422 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
423 | { | |
424 | struct nfs_cb_data *data = private_data; | |
425 | struct nfs_context *nfs = data->nfs; | |
426 | ||
f3a75078 RS |
427 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
428 | ||
14a062eb RS |
429 | /* Dont want any more callbacks even if the socket is closed */ |
430 | rpc->connect_cb = NULL; | |
431 | ||
84004dbf RS |
432 | if (status == RPC_STATUS_ERROR) { |
433 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
434 | free_nfs_cb_data(data); | |
435 | return; | |
436 | } | |
437 | if (status == RPC_STATUS_CANCEL) { | |
438 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
439 | free_nfs_cb_data(data); | |
440 | return; | |
441 | } | |
442 | ||
443 | if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) { | |
444 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
445 | free_nfs_cb_data(data); | |
446 | return; | |
447 | } | |
448 | } | |
449 | ||
450 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
451 | { | |
452 | struct nfs_cb_data *data = private_data; | |
453 | struct nfs_context *nfs = data->nfs; | |
454 | uint32_t mount_port; | |
455 | ||
f3a75078 RS |
456 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
457 | ||
84004dbf RS |
458 | if (status == RPC_STATUS_ERROR) { |
459 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
460 | free_nfs_cb_data(data); | |
461 | return; | |
462 | } | |
463 | if (status == RPC_STATUS_CANCEL) { | |
464 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
465 | free_nfs_cb_data(data); | |
466 | return; | |
467 | } | |
468 | ||
469 | mount_port = *(uint32_t *)command_data; | |
470 | if (mount_port == 0) { | |
471 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
472 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
473 | free_nfs_cb_data(data); | |
474 | return; | |
475 | } | |
476 | ||
477 | rpc_disconnect(rpc, "normal disconnect"); | |
478 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
479 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
480 | free_nfs_cb_data(data); | |
481 | return; | |
482 | } | |
483 | } | |
484 | ||
485 | ||
486 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
487 | { | |
488 | struct nfs_cb_data *data = private_data; | |
489 | struct nfs_context *nfs = data->nfs; | |
490 | ||
f3a75078 RS |
491 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
492 | ||
84004dbf RS |
493 | if (status == RPC_STATUS_ERROR) { |
494 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
495 | free_nfs_cb_data(data); | |
496 | return; | |
497 | } | |
498 | if (status == RPC_STATUS_CANCEL) { | |
499 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
500 | free_nfs_cb_data(data); | |
501 | return; | |
502 | } | |
503 | ||
5c6b1176 | 504 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
84004dbf RS |
505 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
506 | free_nfs_cb_data(data); | |
507 | return; | |
508 | } | |
509 | } | |
510 | ||
511 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
512 | { | |
513 | struct nfs_cb_data *data = private_data; | |
514 | struct nfs_context *nfs = data->nfs; | |
515 | ||
f3a75078 RS |
516 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
517 | ||
14a062eb RS |
518 | /* Dont want any more callbacks even if the socket is closed */ |
519 | rpc->connect_cb = NULL; | |
520 | ||
84004dbf RS |
521 | if (status == RPC_STATUS_ERROR) { |
522 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
523 | free_nfs_cb_data(data); | |
524 | return; | |
525 | } | |
526 | if (status == RPC_STATUS_CANCEL) { | |
527 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
528 | free_nfs_cb_data(data); | |
529 | return; | |
530 | } | |
531 | ||
532 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
533 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
534 | free_nfs_cb_data(data); | |
535 | return; | |
536 | } | |
537 | } | |
538 | ||
539 | /* | |
540 | * Async call for mounting an nfs share and geting the root filehandle | |
541 | */ | |
542 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
543 | { | |
544 | struct nfs_cb_data *data; | |
b077fdeb | 545 | char *new_server, *new_export; |
84004dbf RS |
546 | |
547 | data = malloc(sizeof(struct nfs_cb_data)); | |
548 | if (data == NULL) { | |
cbbf9d3e | 549 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
550 | return -1; |
551 | } | |
ea98629a | 552 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
553 | new_server = strdup(server); |
554 | new_export = strdup(export); | |
555 | if (nfs->server != NULL) { | |
556 | free(nfs->server); | |
b077fdeb RS |
557 | } |
558 | nfs->server = new_server; | |
559 | if (nfs->export != NULL) { | |
560 | free(nfs->export); | |
b077fdeb RS |
561 | } |
562 | nfs->export = new_export; | |
84004dbf RS |
563 | data->nfs = nfs; |
564 | data->cb = cb; | |
565 | data->private_data = private_data; | |
566 | ||
567 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
cbbf9d3e | 568 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 569 | free_nfs_cb_data(data); |
cbbf9d3e | 570 | return -1; |
84004dbf RS |
571 | } |
572 | ||
573 | return 0; | |
574 | } | |
575 | ||
576 | ||
577 | ||
578 | /* | |
579 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
580 | * the filehandle for the final component is found. | |
581 | */ | |
f3a75078 | 582 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
583 | { |
584 | struct nfs_cb_data *data = private_data; | |
585 | struct nfs_context *nfs = data->nfs; | |
586 | LOOKUP3res *res; | |
587 | ||
f3a75078 RS |
588 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
589 | ||
84004dbf RS |
590 | if (status == RPC_STATUS_ERROR) { |
591 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
592 | free_nfs_cb_data(data); | |
593 | return; | |
594 | } | |
595 | if (status == RPC_STATUS_CANCEL) { | |
596 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
597 | free_nfs_cb_data(data); | |
598 | return; | |
599 | } | |
600 | ||
601 | res = command_data; | |
602 | if (res->status != NFS3_OK) { | |
603 | 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)); | |
604 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
605 | free_nfs_cb_data(data); | |
606 | return; | |
607 | } | |
608 | ||
609 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
610 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
611 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
612 | free_nfs_cb_data(data); | |
613 | return; | |
614 | } | |
615 | } | |
616 | ||
617 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
618 | { | |
619 | char *path, *str; | |
620 | ||
621 | while (*data->path == '/') { | |
622 | data->path++; | |
623 | } | |
624 | ||
625 | path = data->path; | |
93e9306f | 626 | str = strchr(path, '/'); |
84004dbf RS |
627 | if (str != NULL) { |
628 | *str = 0; | |
629 | data->path = str+1; | |
630 | } else { | |
631 | while (*data->path != 0) { | |
632 | data->path++; | |
633 | } | |
634 | } | |
635 | ||
636 | if (*path == 0) { | |
637 | data->fh.data.data_len = fh->data.data_len; | |
638 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
639 | if (data->fh.data.data_val == NULL) { | |
640 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
641 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
642 | free_nfs_cb_data(data); | |
643 | return -1; | |
644 | } | |
645 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
646 | data->continue_cb(nfs, data); | |
647 | return 0; | |
648 | } | |
649 | ||
650 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) { | |
651 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); | |
652 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
653 | free_nfs_cb_data(data); | |
654 | return -1; | |
655 | } | |
656 | return 0; | |
657 | } | |
658 | ||
659 | 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) | |
660 | { | |
661 | struct nfs_cb_data *data; | |
662 | ||
73f4ae7c RS |
663 | if (path[0] != 0 && path[0] != '/') { |
664 | rpc_set_error(nfs->rpc, "Pathname is not absolute %s", path); | |
84004dbf RS |
665 | return -1; |
666 | } | |
667 | ||
668 | data = malloc(sizeof(struct nfs_cb_data)); | |
669 | if (data == NULL) { | |
670 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
cbbf9d3e | 671 | return -1; |
84004dbf | 672 | } |
ea98629a | 673 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
674 | data->nfs = nfs; |
675 | data->cb = cb; | |
676 | data->continue_cb = continue_cb; | |
677 | data->continue_data = continue_data; | |
678 | data->free_continue_data = free_continue_data; | |
679 | data->continue_int = continue_int; | |
680 | data->private_data = private_data; | |
681 | data->saved_path = strdup(path); | |
682 | if (data->saved_path == NULL) { | |
683 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 684 | free_nfs_cb_data(data); |
cbbf9d3e | 685 | return -1; |
84004dbf RS |
686 | } |
687 | data->path = data->saved_path; | |
688 | ||
689 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
690 | /* return 0 here since the callback will be invoked if there is a failure */ |
691 | return 0; | |
692 | } | |
693 | return 0; | |
694 | } | |
695 | ||
696 | ||
697 | ||
698 | ||
699 | ||
700 | /* | |
701 | * Async stat() | |
702 | */ | |
f3a75078 | 703 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
704 | { |
705 | GETATTR3res *res; | |
706 | struct nfs_cb_data *data = private_data; | |
707 | struct nfs_context *nfs = data->nfs; | |
708 | struct stat st; | |
709 | ||
f3a75078 RS |
710 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
711 | ||
84004dbf RS |
712 | if (status == RPC_STATUS_ERROR) { |
713 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
714 | free_nfs_cb_data(data); | |
715 | return; | |
716 | } | |
717 | if (status == RPC_STATUS_CANCEL) { | |
718 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
719 | free_nfs_cb_data(data); | |
720 | return; | |
721 | } | |
722 | ||
723 | res = command_data; | |
724 | if (res->status != NFS3_OK) { | |
725 | 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)); | |
726 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
727 | free_nfs_cb_data(data); | |
728 | return; | |
729 | } | |
730 | ||
731 | st.st_dev = -1; | |
732 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
733 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
734 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
735 | st.st_mode |= S_IFDIR ; | |
736 | } | |
d7ec001f RS |
737 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
738 | st.st_mode |= S_IFREG ; | |
739 | } | |
84004dbf RS |
740 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
741 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
742 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
743 | st.st_rdev = 0; | |
744 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 745 | #ifndef WIN32 |
84004dbf RS |
746 | st.st_blksize = 4096; |
747 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
a8a1b858 | 748 | #endif//WIN32 |
84004dbf RS |
749 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
750 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
751 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
752 | ||
753 | data->cb(0, nfs, &st, data->private_data); | |
754 | free_nfs_cb_data(data); | |
755 | } | |
756 | ||
757 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
758 | { | |
759 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) { | |
760 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
761 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
762 | free_nfs_cb_data(data); | |
763 | return -1; | |
764 | } | |
765 | return 0; | |
766 | } | |
767 | ||
768 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
769 | { | |
770 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 771 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
772 | return -1; |
773 | } | |
774 | ||
775 | return 0; | |
776 | } | |
777 | ||
778 | ||
779 | ||
780 | ||
781 | ||
782 | /* | |
783 | * Async open() | |
784 | */ | |
f3a75078 | 785 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
786 | { |
787 | ACCESS3res *res; | |
788 | struct nfs_cb_data *data = private_data; | |
789 | struct nfs_context *nfs = data->nfs; | |
790 | struct nfsfh *nfsfh; | |
791 | unsigned int nfsmode = 0; | |
792 | ||
f3a75078 RS |
793 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
794 | ||
84004dbf RS |
795 | if (status == RPC_STATUS_ERROR) { |
796 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
797 | free_nfs_cb_data(data); | |
798 | return; | |
799 | } | |
800 | if (status == RPC_STATUS_CANCEL) { | |
801 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
802 | free_nfs_cb_data(data); | |
803 | return; | |
804 | } | |
805 | ||
806 | res = command_data; | |
807 | if (res->status != NFS3_OK) { | |
808 | 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)); | |
809 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
810 | free_nfs_cb_data(data); | |
811 | return; | |
812 | } | |
813 | ||
814 | if (data->continue_int & O_WRONLY) { | |
815 | nfsmode |= ACCESS3_MODIFY; | |
816 | } | |
817 | if (data->continue_int & O_RDWR) { | |
818 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
819 | } | |
820 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
821 | nfsmode |= ACCESS3_READ; | |
822 | } | |
823 | ||
824 | ||
825 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
826 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
827 | nfsmode&ACCESS3_READ?'r':'-', | |
828 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
829 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
830 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
831 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
832 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
833 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
834 | free_nfs_cb_data(data); | |
835 | return; | |
836 | } | |
837 | ||
838 | nfsfh = malloc(sizeof(struct nfsfh)); | |
839 | if (nfsfh == NULL) { | |
840 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
841 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
842 | free_nfs_cb_data(data); | |
843 | return; | |
844 | } | |
ea98629a | 845 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
846 | |
847 | if (data->continue_int & O_SYNC) { | |
848 | nfsfh->is_sync = 1; | |
849 | } | |
850 | ||
851 | /* steal the filehandle */ | |
852 | nfsfh->fh.data.data_len = data->fh.data.data_len; | |
853 | nfsfh->fh.data.data_val = data->fh.data.data_val; | |
854 | data->fh.data.data_val = NULL; | |
855 | ||
856 | data->cb(0, nfs, nfsfh, data->private_data); | |
857 | free_nfs_cb_data(data); | |
858 | } | |
859 | ||
860 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
861 | { | |
862 | int nfsmode = 0; | |
863 | ||
864 | if (data->continue_int & O_WRONLY) { | |
865 | nfsmode |= ACCESS3_MODIFY; | |
866 | } | |
867 | if (data->continue_int & O_RDWR) { | |
868 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
869 | } | |
870 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
871 | nfsmode |= ACCESS3_READ; | |
872 | } | |
873 | ||
874 | if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) { | |
875 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
876 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
877 | free_nfs_cb_data(data); | |
878 | return -1; | |
879 | } | |
880 | return 0; | |
881 | } | |
882 | ||
883 | int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
884 | { | |
885 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
886 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
887 | return -1; | |
84004dbf RS |
888 | } |
889 | ||
890 | return 0; | |
891 | } | |
892 | ||
893 | ||
894 | ||
895 | ||
896 | ||
897 | /* | |
898 | * Async pread() | |
899 | */ | |
f3a75078 | 900 | static void nfs_pread_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
901 | { |
902 | struct nfs_cb_data *data = private_data; | |
903 | struct nfs_context *nfs = data->nfs; | |
904 | READ3res *res; | |
905 | ||
f3a75078 RS |
906 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
907 | ||
84004dbf RS |
908 | if (status == RPC_STATUS_ERROR) { |
909 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
910 | free_nfs_cb_data(data); | |
911 | return; | |
912 | } | |
913 | if (status == RPC_STATUS_CANCEL) { | |
914 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
915 | free_nfs_cb_data(data); | |
916 | return; | |
917 | } | |
918 | ||
919 | res = command_data; | |
920 | if (res->status != NFS3_OK) { | |
921 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
922 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
923 | free_nfs_cb_data(data); | |
924 | return; | |
925 | } | |
926 | ||
927 | data->nfsfh->offset += res->READ3res_u.resok.count; | |
928 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
929 | free_nfs_cb_data(data); | |
930 | } | |
931 | ||
f3a75078 | 932 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
933 | { |
934 | struct nfs_mcb_data *mdata = private_data; | |
935 | struct nfs_cb_data *data = mdata->data; | |
936 | struct nfs_context *nfs = data->nfs; | |
937 | READ3res *res; | |
938 | ||
f3a75078 RS |
939 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
940 | ||
921f877b RS |
941 | data->num_calls--; |
942 | ||
943 | if (status == RPC_STATUS_ERROR) { | |
944 | /* flag the failure but do not invoke callback until we have received all responses */ | |
945 | data->error = 1; | |
946 | } | |
947 | if (status == RPC_STATUS_CANCEL) { | |
948 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
949 | data->cancel = 1; | |
950 | } | |
951 | ||
952 | /* reassemble the data into the buffer */ | |
953 | if (status == RPC_STATUS_SUCCESS) { | |
954 | res = command_data; | |
955 | if (res->status != NFS3_OK) { | |
956 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
957 | data->error = 1; | |
e4a5ba42 RS |
958 | } else { |
959 | if (res->READ3res_u.resok.count > 0) { | |
960 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
961 | if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
962 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
963 | } | |
921f877b RS |
964 | } |
965 | } | |
966 | } | |
967 | ||
968 | if (data->num_calls > 0) { | |
969 | /* still waiting for more replies */ | |
970 | free(mdata); | |
971 | return; | |
972 | } | |
973 | ||
921f877b RS |
974 | if (data->error != 0) { |
975 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
976 | free_nfs_cb_data(data); | |
977 | free(mdata); | |
978 | return; | |
979 | } | |
980 | if (data->cancel != 0) { | |
981 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
982 | free_nfs_cb_data(data); | |
983 | free(mdata); | |
984 | return; | |
985 | } | |
986 | ||
987 | data->nfsfh->offset = data->max_offset; | |
7ed9d87a RS |
988 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); |
989 | ||
921f877b RS |
990 | free_nfs_cb_data(data); |
991 | free(mdata); | |
992 | } | |
993 | ||
183451cf | 994 | 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 |
995 | { |
996 | struct nfs_cb_data *data; | |
997 | ||
998 | data = malloc(sizeof(struct nfs_cb_data)); | |
999 | if (data == NULL) { | |
1000 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1001 | return -1; |
1002 | } | |
ea98629a | 1003 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1004 | data->nfs = nfs; |
1005 | data->cb = cb; | |
1006 | data->private_data = private_data; | |
1007 | data->nfsfh = nfsfh; | |
1008 | ||
1009 | nfsfh->offset = offset; | |
921f877b RS |
1010 | |
1011 | if (count <= nfs_get_readmax(nfs)) { | |
1012 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) { | |
1013 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1014 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1015 | free_nfs_cb_data(data); | |
1016 | return -1; | |
1017 | } | |
1018 | return 0; | |
1019 | } | |
1020 | ||
1021 | /* trying to read more than maximum server read size, we has to chop it up into smaller | |
1022 | * reads and collect into a reassembly buffer. | |
1023 | * we send all reads in parallell so that performance is still good. | |
1024 | */ | |
7ed9d87a | 1025 | data->max_offset = offset; |
921f877b RS |
1026 | data->start_offset = offset; |
1027 | ||
1028 | data->buffer = malloc(count); | |
1029 | if (data->buffer == NULL) { | |
1030 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count); | |
84004dbf RS |
1031 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
1032 | free_nfs_cb_data(data); | |
1033 | return -1; | |
1034 | } | |
921f877b RS |
1035 | |
1036 | while (count > 0) { | |
183451cf | 1037 | uint64_t readcount = count; |
921f877b RS |
1038 | struct nfs_mcb_data *mdata; |
1039 | ||
1040 | if (readcount > nfs_get_readmax(nfs)) { | |
1041 | readcount = nfs_get_readmax(nfs); | |
1042 | } | |
1043 | ||
1044 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1045 | if (mdata == NULL) { | |
1046 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
921f877b RS |
1047 | return -1; |
1048 | } | |
ea98629a | 1049 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1050 | mdata->data = data; |
1051 | mdata->offset = offset; | |
1052 | mdata->count = readcount; | |
921f877b RS |
1053 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_mcb, &nfsfh->fh, offset, readcount, mdata) != 0) { |
1054 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1055 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1056 | free(mdata); | |
1057 | return -1; | |
1058 | } | |
1059 | ||
1060 | count -= readcount; | |
1061 | offset += readcount; | |
1062 | data->num_calls++; | |
1063 | } | |
1064 | ||
1065 | return 0; | |
84004dbf RS |
1066 | } |
1067 | ||
1068 | /* | |
1069 | * Async read() | |
1070 | */ | |
183451cf | 1071 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1072 | { |
1073 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1074 | } | |
1075 | ||
1076 | ||
1077 | ||
1078 | /* | |
1079 | * Async pwrite() | |
1080 | */ | |
f3a75078 | 1081 | static void nfs_pwrite_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1082 | { |
1083 | struct nfs_cb_data *data = private_data; | |
1084 | struct nfs_context *nfs = data->nfs; | |
1085 | WRITE3res *res; | |
1086 | ||
f3a75078 RS |
1087 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1088 | ||
84004dbf RS |
1089 | if (status == RPC_STATUS_ERROR) { |
1090 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1091 | free_nfs_cb_data(data); | |
1092 | return; | |
1093 | } | |
1094 | if (status == RPC_STATUS_CANCEL) { | |
1095 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1096 | free_nfs_cb_data(data); | |
1097 | return; | |
1098 | } | |
1099 | ||
1100 | res = command_data; | |
1101 | if (res->status != NFS3_OK) { | |
1102 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1103 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1104 | free_nfs_cb_data(data); | |
1105 | return; | |
1106 | } | |
1107 | ||
1108 | data->nfsfh->offset += res->WRITE3res_u.resok.count; | |
1109 | data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data); | |
1110 | free_nfs_cb_data(data); | |
1111 | } | |
1112 | ||
f3a75078 | 1113 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1114 | { |
1115 | struct nfs_mcb_data *mdata = private_data; | |
1116 | struct nfs_cb_data *data = mdata->data; | |
1117 | struct nfs_context *nfs = data->nfs; | |
1118 | WRITE3res *res; | |
1119 | ||
f3a75078 RS |
1120 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1121 | ||
18c27b73 RS |
1122 | data->num_calls--; |
1123 | ||
1124 | if (status == RPC_STATUS_ERROR) { | |
1125 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1126 | data->error = 1; | |
1127 | } | |
1128 | if (status == RPC_STATUS_CANCEL) { | |
1129 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1130 | data->cancel = 1; | |
1131 | } | |
1132 | ||
1133 | if (status == RPC_STATUS_SUCCESS) { | |
1134 | res = command_data; | |
1135 | if (res->status != NFS3_OK) { | |
1136 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1137 | data->error = 1; | |
1138 | } else { | |
1139 | if (res->WRITE3res_u.resok.count > 0) { | |
1140 | if ((unsigned)data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { | |
1141 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; | |
1142 | } | |
1143 | } | |
1144 | } | |
1145 | } | |
1146 | ||
1147 | if (data->num_calls > 0) { | |
1148 | /* still waiting for more replies */ | |
1149 | free(mdata); | |
1150 | return; | |
1151 | } | |
1152 | ||
1153 | if (data->error != 0) { | |
1154 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1155 | free_nfs_cb_data(data); | |
1156 | free(mdata); | |
1157 | return; | |
1158 | } | |
1159 | if (data->cancel != 0) { | |
1160 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1161 | free_nfs_cb_data(data); | |
1162 | free(mdata); | |
1163 | return; | |
1164 | } | |
1165 | ||
1166 | data->nfsfh->offset = data->max_offset; | |
1167 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1168 | ||
1169 | free_nfs_cb_data(data); | |
1170 | free(mdata); | |
1171 | } | |
1172 | ||
1173 | ||
183451cf | 1174 | 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 |
1175 | { |
1176 | struct nfs_cb_data *data; | |
1177 | ||
1178 | data = malloc(sizeof(struct nfs_cb_data)); | |
1179 | if (data == NULL) { | |
1180 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1181 | return -1; |
1182 | } | |
ea98629a | 1183 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1184 | data->nfs = nfs; |
1185 | data->cb = cb; | |
1186 | data->private_data = private_data; | |
1187 | data->nfsfh = nfsfh; | |
1188 | ||
1189 | nfsfh->offset = offset; | |
18c27b73 RS |
1190 | |
1191 | if (count <= nfs_get_writemax(nfs)) { | |
1192 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) { | |
1193 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1194 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1195 | free_nfs_cb_data(data); | |
1196 | return -1; | |
1197 | } | |
1198 | return 0; | |
84004dbf | 1199 | } |
18c27b73 RS |
1200 | |
1201 | /* trying to write more than maximum server write size, we has to chop it up into smaller | |
1202 | * chunks. | |
1203 | * we send all writes in parallell so that performance is still good. | |
1204 | */ | |
1205 | data->max_offset = offset; | |
1206 | data->start_offset = offset; | |
1207 | ||
1208 | while (count > 0) { | |
183451cf | 1209 | uint64_t writecount = count; |
18c27b73 RS |
1210 | struct nfs_mcb_data *mdata; |
1211 | ||
1212 | if (writecount > nfs_get_writemax(nfs)) { | |
1213 | writecount = nfs_get_writemax(nfs); | |
1214 | } | |
1215 | ||
1216 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1217 | if (mdata == NULL) { | |
1218 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
1219 | return -1; | |
1220 | } | |
1221 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1222 | mdata->data = data; | |
1223 | mdata->offset = offset; | |
1224 | mdata->count = writecount; | |
1225 | ||
1226 | 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) { | |
1227 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1228 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1229 | free(mdata); | |
1230 | return -1; | |
1231 | } | |
1232 | ||
1233 | count -= writecount; | |
1234 | offset += writecount; | |
1235 | data->num_calls++; | |
1236 | } | |
1237 | ||
84004dbf RS |
1238 | return 0; |
1239 | } | |
1240 | ||
1241 | /* | |
1242 | * Async write() | |
1243 | */ | |
183451cf | 1244 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1245 | { |
1246 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1247 | } | |
1248 | ||
1249 | ||
1250 | ||
1251 | ||
1252 | /* | |
1253 | * close | |
1254 | */ | |
1255 | ||
1256 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1257 | { | |
1258 | if (nfsfh->fh.data.data_val != NULL){ | |
1259 | free(nfsfh->fh.data.data_val); | |
1260 | nfsfh->fh.data.data_val = NULL; | |
1261 | } | |
1262 | free(nfsfh); | |
1263 | ||
1264 | cb(0, nfs, NULL, private_data); | |
1265 | return 0; | |
1266 | }; | |
1267 | ||
1268 | ||
1269 | ||
1270 | ||
1271 | ||
1272 | /* | |
1273 | * Async fstat() | |
1274 | */ | |
1275 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1276 | { | |
1277 | struct nfs_cb_data *data; | |
1278 | ||
1279 | data = malloc(sizeof(struct nfs_cb_data)); | |
1280 | if (data == NULL) { | |
1281 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1282 | return -1; |
1283 | } | |
ea98629a | 1284 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1285 | data->nfs = nfs; |
1286 | data->cb = cb; | |
1287 | data->private_data = private_data; | |
1288 | ||
1289 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) { | |
1290 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1291 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1292 | free_nfs_cb_data(data); | |
1293 | return -1; | |
1294 | } | |
1295 | return 0; | |
1296 | } | |
1297 | ||
1298 | ||
1299 | ||
1300 | /* | |
1301 | * Async fsync() | |
1302 | */ | |
f3a75078 | 1303 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1304 | { |
1305 | struct nfs_cb_data *data = private_data; | |
1306 | struct nfs_context *nfs = data->nfs; | |
1307 | COMMIT3res *res; | |
1308 | ||
f3a75078 RS |
1309 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1310 | ||
84004dbf RS |
1311 | if (status == RPC_STATUS_ERROR) { |
1312 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1313 | free_nfs_cb_data(data); | |
1314 | return; | |
1315 | } | |
1316 | if (status == RPC_STATUS_CANCEL) { | |
1317 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1318 | free_nfs_cb_data(data); | |
1319 | return; | |
1320 | } | |
1321 | ||
1322 | res = command_data; | |
1323 | if (res->status != NFS3_OK) { | |
1324 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1325 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1326 | free_nfs_cb_data(data); | |
1327 | return; | |
1328 | } | |
1329 | ||
1330 | data->cb(0, nfs, NULL, data->private_data); | |
1331 | free_nfs_cb_data(data); | |
1332 | } | |
1333 | ||
1334 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1335 | { | |
1336 | struct nfs_cb_data *data; | |
1337 | ||
1338 | data = malloc(sizeof(struct nfs_cb_data)); | |
1339 | if (data == NULL) { | |
1340 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1341 | return -1; |
1342 | } | |
ea98629a | 1343 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1344 | data->nfs = nfs; |
1345 | data->cb = cb; | |
1346 | data->private_data = private_data; | |
1347 | ||
1348 | if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) { | |
1349 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); | |
1350 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1351 | free_nfs_cb_data(data); | |
1352 | return -1; | |
1353 | } | |
1354 | return 0; | |
1355 | } | |
1356 | ||
1357 | ||
1358 | ||
1359 | ||
1360 | /* | |
1361 | * Async ftruncate() | |
1362 | */ | |
f3a75078 | 1363 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1364 | { |
1365 | struct nfs_cb_data *data = private_data; | |
1366 | struct nfs_context *nfs = data->nfs; | |
1367 | SETATTR3res *res; | |
1368 | ||
f3a75078 RS |
1369 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1370 | ||
84004dbf RS |
1371 | if (status == RPC_STATUS_ERROR) { |
1372 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1373 | free_nfs_cb_data(data); | |
1374 | return; | |
1375 | } | |
1376 | if (status == RPC_STATUS_CANCEL) { | |
1377 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1378 | free_nfs_cb_data(data); | |
1379 | return; | |
1380 | } | |
1381 | ||
1382 | res = command_data; | |
1383 | if (res->status != NFS3_OK) { | |
1384 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1385 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1386 | free_nfs_cb_data(data); | |
1387 | return; | |
1388 | } | |
1389 | ||
1390 | data->cb(0, nfs, NULL, data->private_data); | |
1391 | free_nfs_cb_data(data); | |
1392 | } | |
1393 | ||
183451cf | 1394 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
1395 | { |
1396 | struct nfs_cb_data *data; | |
1397 | SETATTR3args args; | |
1398 | ||
1399 | data = malloc(sizeof(struct nfs_cb_data)); | |
1400 | if (data == NULL) { | |
1401 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1402 | return -1; |
1403 | } | |
ea98629a | 1404 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1405 | data->nfs = nfs; |
1406 | data->cb = cb; | |
1407 | data->private_data = private_data; | |
1408 | ||
ea98629a | 1409 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
1410 | args.object.data.data_len = nfsfh->fh.data.data_len; |
1411 | args.object.data.data_val = nfsfh->fh.data.data_val; | |
1412 | args.new_attributes.size.set_it = 1; | |
1413 | args.new_attributes.size.set_size3_u.size = length; | |
1414 | ||
1415 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { | |
1416 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1417 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1418 | free_nfs_cb_data(data); | |
1419 | return -1; | |
1420 | } | |
1421 | return 0; | |
1422 | } | |
1423 | ||
1424 | ||
1425 | /* | |
1426 | * Async truncate() | |
1427 | */ | |
1428 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1429 | { | |
183451cf | 1430 | uint64_t offset = data->continue_int; |
84004dbf RS |
1431 | struct nfsfh nfsfh; |
1432 | ||
1433 | nfsfh.fh.data.data_val = data->fh.data.data_val; | |
1434 | nfsfh.fh.data.data_len = data->fh.data.data_len; | |
1435 | ||
1436 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
1437 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1438 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1439 | free_nfs_cb_data(data); | |
1440 | return -1; | |
1441 | } | |
1442 | free_nfs_cb_data(data); | |
1443 | return 0; | |
1444 | } | |
1445 | ||
183451cf | 1446 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 1447 | { |
183451cf | 1448 | uint64_t offset; |
84004dbf RS |
1449 | |
1450 | offset = length; | |
1451 | ||
1452 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
1453 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1454 | return -1; | |
84004dbf RS |
1455 | } |
1456 | ||
1457 | return 0; | |
1458 | } | |
1459 | ||
1460 | ||
1461 | ||
1462 | ||
1463 | /* | |
1464 | * Async mkdir() | |
1465 | */ | |
f3a75078 | 1466 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1467 | { |
1468 | MKDIR3res *res; | |
1469 | struct nfs_cb_data *data = private_data; | |
1470 | struct nfs_context *nfs = data->nfs; | |
1471 | char *str = data->continue_data; | |
1472 | ||
f3a75078 RS |
1473 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1474 | ||
84004dbf RS |
1475 | str = &str[strlen(str) + 1]; |
1476 | ||
1477 | if (status == RPC_STATUS_ERROR) { | |
1478 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1479 | free_nfs_cb_data(data); | |
1480 | return; | |
1481 | } | |
1482 | if (status == RPC_STATUS_CANCEL) { | |
1483 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1484 | free_nfs_cb_data(data); | |
1485 | return; | |
1486 | } | |
1487 | ||
1488 | res = command_data; | |
1489 | if (res->status != NFS3_OK) { | |
1490 | 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)); | |
1491 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1492 | free_nfs_cb_data(data); | |
1493 | return; | |
1494 | } | |
1495 | ||
1496 | data->cb(0, nfs, NULL, data->private_data); | |
1497 | free_nfs_cb_data(data); | |
1498 | } | |
1499 | ||
1500 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1501 | { | |
1502 | char *str = data->continue_data; | |
7edc9026 RS |
1503 | MKDIR3args args; |
1504 | ||
84004dbf RS |
1505 | str = &str[strlen(str) + 1]; |
1506 | ||
7edc9026 RS |
1507 | memset(&args, 0, sizeof(MKDIR3args)); |
1508 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1509 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1510 | args.where.name = str; | |
1511 | args.attributes.mode.set_it = 1; | |
1512 | args.attributes.mode.set_mode3_u.mode = 0755; | |
1513 | ||
1514 | if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { | |
84004dbf RS |
1515 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
1516 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1517 | free_nfs_cb_data(data); | |
1518 | return -1; | |
1519 | } | |
1520 | return 0; | |
1521 | } | |
1522 | ||
1523 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1524 | { | |
1525 | char *new_path; | |
1526 | char *ptr; | |
1527 | ||
1528 | new_path = strdup(path); | |
1529 | if (new_path == NULL) { | |
cbbf9d3e | 1530 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1531 | return -1; |
1532 | } | |
1533 | ||
93e9306f | 1534 | ptr = strrchr(new_path, '/'); |
84004dbf | 1535 | if (ptr == NULL) { |
cbbf9d3e RS |
1536 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1537 | return -1; | |
84004dbf RS |
1538 | } |
1539 | *ptr = 0; | |
1540 | ||
1541 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1542 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1543 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
1544 | return -1; | |
84004dbf RS |
1545 | } |
1546 | ||
1547 | return 0; | |
1548 | } | |
1549 | ||
1550 | ||
1551 | ||
1552 | ||
1553 | ||
1554 | /* | |
1555 | * Async rmdir() | |
1556 | */ | |
f3a75078 | 1557 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1558 | { |
1559 | RMDIR3res *res; | |
1560 | struct nfs_cb_data *data = private_data; | |
1561 | struct nfs_context *nfs = data->nfs; | |
1562 | char *str = data->continue_data; | |
1563 | ||
f3a75078 RS |
1564 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1565 | ||
84004dbf RS |
1566 | str = &str[strlen(str) + 1]; |
1567 | ||
1568 | if (status == RPC_STATUS_ERROR) { | |
1569 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1570 | free_nfs_cb_data(data); | |
1571 | return; | |
1572 | } | |
1573 | if (status == RPC_STATUS_CANCEL) { | |
1574 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1575 | free_nfs_cb_data(data); | |
1576 | return; | |
1577 | } | |
1578 | ||
1579 | res = command_data; | |
1580 | if (res->status != NFS3_OK) { | |
1581 | 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)); | |
1582 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1583 | free_nfs_cb_data(data); | |
1584 | return; | |
1585 | } | |
1586 | ||
1587 | data->cb(0, nfs, NULL, data->private_data); | |
1588 | free_nfs_cb_data(data); | |
1589 | } | |
1590 | ||
1591 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1592 | { | |
1593 | char *str = data->continue_data; | |
1594 | ||
1595 | str = &str[strlen(str) + 1]; | |
1596 | ||
1597 | if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) { | |
1598 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); | |
1599 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1600 | free_nfs_cb_data(data); | |
1601 | return -1; | |
1602 | } | |
1603 | return 0; | |
1604 | } | |
1605 | ||
1606 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1607 | { | |
1608 | char *new_path; | |
1609 | char *ptr; | |
1610 | ||
1611 | new_path = strdup(path); | |
1612 | if (new_path == NULL) { | |
cbbf9d3e | 1613 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1614 | return -1; |
1615 | } | |
1616 | ||
93e9306f | 1617 | ptr = strrchr(new_path, '/'); |
84004dbf | 1618 | if (ptr == NULL) { |
cbbf9d3e RS |
1619 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1620 | return -1; | |
84004dbf RS |
1621 | } |
1622 | *ptr = 0; | |
1623 | ||
1624 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1625 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1626 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1627 | return -1; | |
84004dbf RS |
1628 | } |
1629 | ||
1630 | return 0; | |
1631 | } | |
1632 | ||
1633 | ||
1634 | ||
1635 | ||
1636 | /* | |
1637 | * Async creat() | |
1638 | */ | |
f3a75078 | 1639 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1640 | { |
1641 | LOOKUP3res *res; | |
1642 | struct nfs_cb_data *data = private_data; | |
1643 | struct nfs_context *nfs = data->nfs; | |
1644 | struct nfsfh *nfsfh; | |
1645 | char *str = data->continue_data; | |
1646 | ||
f3a75078 RS |
1647 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1648 | ||
84004dbf RS |
1649 | if (status == RPC_STATUS_ERROR) { |
1650 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1651 | free_nfs_cb_data(data); | |
1652 | return; | |
1653 | } | |
1654 | if (status == RPC_STATUS_CANCEL) { | |
1655 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1656 | free_nfs_cb_data(data); | |
1657 | return; | |
1658 | } | |
1659 | ||
1660 | str = &str[strlen(str) + 1]; | |
1661 | res = command_data; | |
1662 | if (res->status != NFS3_OK) { | |
1663 | 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)); | |
1664 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1665 | ||
1666 | return; | |
1667 | } | |
1668 | ||
1669 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1670 | if (nfsfh == NULL) { | |
1671 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1672 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1673 | free_nfs_cb_data(data); | |
1674 | return; | |
1675 | } | |
ea98629a | 1676 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 1677 | |
0c1a9d7a RS |
1678 | /* copy the filehandle */ |
1679 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
1680 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
1681 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
1682 | |
1683 | data->cb(0, nfs, nfsfh, data->private_data); | |
1684 | free_nfs_cb_data(data); | |
1685 | } | |
1686 | ||
1687 | ||
1688 | ||
f3a75078 | 1689 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1690 | { |
1691 | CREATE3res *res; | |
1692 | struct nfs_cb_data *data = private_data; | |
1693 | struct nfs_context *nfs = data->nfs; | |
1694 | char *str = data->continue_data; | |
1695 | ||
f3a75078 RS |
1696 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1697 | ||
84004dbf RS |
1698 | if (status == RPC_STATUS_ERROR) { |
1699 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1700 | free_nfs_cb_data(data); | |
1701 | return; | |
1702 | } | |
1703 | if (status == RPC_STATUS_CANCEL) { | |
1704 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1705 | free_nfs_cb_data(data); | |
1706 | return; | |
1707 | } | |
1708 | ||
1709 | str = &str[strlen(str) + 1]; | |
1710 | res = command_data; | |
1711 | if (res->status != NFS3_OK) { | |
1712 | 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)); | |
1713 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1714 | ||
1715 | return; | |
1716 | } | |
1717 | ||
1718 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) { | |
1719 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); | |
1720 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1721 | free_nfs_cb_data(data); | |
1722 | return; | |
1723 | } | |
1724 | return; | |
1725 | } | |
1726 | ||
1727 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1728 | { | |
1729 | char *str = data->continue_data; | |
c985c015 RS |
1730 | CREATE3args args; |
1731 | ||
84004dbf RS |
1732 | str = &str[strlen(str) + 1]; |
1733 | ||
c985c015 RS |
1734 | memset(&args, 0, sizeof(CREATE3args)); |
1735 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1736 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1737 | args.where.name = str; | |
1738 | args.how.mode = UNCHECKED; | |
1739 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
1740 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
1741 | ||
1742 | if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1743 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
1744 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1745 | free_nfs_cb_data(data); | |
1746 | return -1; | |
1747 | } | |
1748 | return 0; | |
1749 | } | |
1750 | ||
1751 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1752 | { | |
1753 | char *new_path; | |
1754 | char *ptr; | |
1755 | ||
1756 | new_path = strdup(path); | |
1757 | if (new_path == NULL) { | |
cbbf9d3e | 1758 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1759 | return -1; |
1760 | } | |
1761 | ||
93e9306f | 1762 | ptr = strrchr(new_path, '/'); |
84004dbf | 1763 | if (ptr == NULL) { |
cbbf9d3e RS |
1764 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1765 | return -1; | |
84004dbf RS |
1766 | } |
1767 | *ptr = 0; | |
1768 | ||
73f4ae7c | 1769 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 1770 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
1771 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1772 | return -1; | |
84004dbf RS |
1773 | } |
1774 | ||
1775 | return 0; | |
1776 | } | |
1777 | ||
1778 | ||
1779 | ||
1780 | ||
1781 | /* | |
1782 | * Async unlink() | |
1783 | */ | |
f3a75078 | 1784 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1785 | { |
1786 | REMOVE3res *res; | |
1787 | struct nfs_cb_data *data = private_data; | |
1788 | struct nfs_context *nfs = data->nfs; | |
1789 | char *str = data->continue_data; | |
1790 | ||
f3a75078 RS |
1791 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1792 | ||
84004dbf RS |
1793 | str = &str[strlen(str) + 1]; |
1794 | ||
1795 | if (status == RPC_STATUS_ERROR) { | |
1796 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1797 | free_nfs_cb_data(data); | |
1798 | return; | |
1799 | } | |
1800 | if (status == RPC_STATUS_CANCEL) { | |
1801 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1802 | free_nfs_cb_data(data); | |
1803 | return; | |
1804 | } | |
1805 | ||
1806 | res = command_data; | |
1807 | if (res->status != NFS3_OK) { | |
1808 | 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)); | |
1809 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1810 | free_nfs_cb_data(data); | |
1811 | return; | |
1812 | } | |
1813 | ||
1814 | data->cb(0, nfs, NULL, data->private_data); | |
1815 | free_nfs_cb_data(data); | |
1816 | } | |
1817 | ||
1818 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1819 | { | |
1820 | char *str = data->continue_data; | |
1821 | ||
1822 | str = &str[strlen(str) + 1]; | |
1823 | ||
1824 | if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) { | |
1825 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); | |
1826 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1827 | free_nfs_cb_data(data); | |
1828 | return -1; | |
1829 | } | |
1830 | return 0; | |
1831 | } | |
1832 | ||
1833 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1834 | { | |
1835 | char *new_path; | |
1836 | char *ptr; | |
1837 | ||
1838 | new_path = strdup(path); | |
1839 | if (new_path == NULL) { | |
cbbf9d3e | 1840 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1841 | return -1; |
1842 | } | |
1843 | ||
93e9306f | 1844 | ptr = strrchr(new_path, '/'); |
84004dbf | 1845 | if (ptr == NULL) { |
cbbf9d3e RS |
1846 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1847 | return -1; | |
84004dbf RS |
1848 | } |
1849 | *ptr = 0; | |
1850 | ||
1851 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1852 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1853 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1854 | return -1; | |
84004dbf RS |
1855 | } |
1856 | ||
1857 | return 0; | |
1858 | } | |
1859 | ||
1860 | ||
1ec6b50a RS |
1861 | /* |
1862 | * Async mknod() | |
1863 | */ | |
1864 | struct mknod_cb_data { | |
1865 | char *path; | |
1866 | int mode; | |
1867 | int major; | |
1868 | int minor; | |
1869 | }; | |
1870 | ||
1871 | static void free_mknod_cb_data(void *ptr) | |
1872 | { | |
1873 | struct mknod_cb_data *data = ptr; | |
1874 | ||
1875 | free(data->path); | |
1876 | free(data); | |
1877 | } | |
1878 | ||
f3a75078 | 1879 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
1880 | { |
1881 | MKNOD3res *res; | |
1882 | struct nfs_cb_data *data = private_data; | |
1883 | struct nfs_context *nfs = data->nfs; | |
1884 | char *str = data->continue_data; | |
1885 | ||
f3a75078 RS |
1886 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1887 | ||
1ec6b50a RS |
1888 | str = &str[strlen(str) + 1]; |
1889 | ||
1890 | if (status == RPC_STATUS_ERROR) { | |
1891 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1892 | free_nfs_cb_data(data); | |
1893 | return; | |
1894 | } | |
1895 | if (status == RPC_STATUS_CANCEL) { | |
1896 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1897 | free_nfs_cb_data(data); | |
1898 | return; | |
1899 | } | |
1900 | ||
1901 | res = command_data; | |
1902 | if (res->status != NFS3_OK) { | |
1903 | 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)); | |
1904 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1905 | free_nfs_cb_data(data); | |
1906 | return; | |
1907 | } | |
1908 | ||
1909 | data->cb(0, nfs, NULL, data->private_data); | |
1910 | free_nfs_cb_data(data); | |
1911 | } | |
1912 | ||
1913 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1914 | { | |
1915 | struct mknod_cb_data *cb_data = data->continue_data; | |
1916 | char *str = cb_data->path; | |
1917 | ||
1918 | str = &str[strlen(str) + 1]; | |
1919 | ||
1920 | if (rpc_nfs_mknod_async(nfs->rpc, nfs_mknod_cb, &data->fh, str, cb_data->mode, cb_data->major, cb_data->minor, data) != 0) { | |
1921 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1922 | free_nfs_cb_data(data); | |
1923 | return -1; | |
1924 | } | |
1925 | return 0; | |
1926 | } | |
1927 | ||
1928 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
1929 | { | |
1930 | char *ptr; | |
1931 | struct mknod_cb_data *cb_data; | |
1932 | ||
1933 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
1934 | if (cb_data == NULL) { | |
1935 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
1936 | return -1; | |
1937 | } | |
1938 | ||
1939 | cb_data->path = strdup(path); | |
1940 | if (cb_data->path == NULL) { | |
1941 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
1942 | free(cb_data); | |
1943 | return -1; | |
1944 | } | |
1945 | ||
1946 | ptr = strrchr(cb_data->path, '/'); | |
1947 | if (ptr == NULL) { | |
1948 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
1949 | return -1; | |
1950 | } | |
1951 | *ptr = 0; | |
1952 | ||
1953 | cb_data->mode = mode; | |
1954 | cb_data->major = major(dev); | |
1955 | cb_data->minor = minor(dev); | |
1956 | ||
1957 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1958 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
1959 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1960 | free_mknod_cb_data(cb_data); | |
1961 | return -1; | |
1962 | } | |
1963 | ||
1964 | return 0; | |
1965 | } | |
84004dbf | 1966 | |
84004dbf RS |
1967 | /* |
1968 | * Async opendir() | |
1969 | */ | |
fb69c64c RS |
1970 | |
1971 | /* ReadDirPlus Emulation Callback data */ | |
1972 | struct rdpe_cb_data { | |
1973 | int getattrcount; | |
1974 | int status; | |
1975 | struct nfs_cb_data *data; | |
1976 | }; | |
1977 | ||
1978 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
1979 | struct rdpe_lookup_cb_data { | |
1980 | struct rdpe_cb_data *rdpe_cb_data; | |
1981 | struct nfsdirent *nfsdirent; | |
1982 | }; | |
1983 | ||
1984 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 1985 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 1986 | { |
fb69c64c RS |
1987 | LOOKUP3res *res = command_data; |
1988 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
1989 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
1990 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
1991 | struct nfsdir *nfsdir = data->continue_data; | |
1992 | struct nfs_context *nfs = data->nfs; | |
1993 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
1994 | ||
f3a75078 RS |
1995 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1996 | ||
fb69c64c RS |
1997 | free(rdpe_lookup_cb_data); |
1998 | ||
1999 | rdpe_cb_data->getattrcount--; | |
2000 | ||
2001 | if (status == RPC_STATUS_ERROR) { | |
2002 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2003 | } | |
2004 | if (status == RPC_STATUS_CANCEL) { | |
2005 | rdpe_cb_data->status = RPC_STATUS_CANCEL; | |
2006 | } | |
2007 | if (status == RPC_STATUS_SUCCESS && res->status != NFS3_OK) { | |
2008 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2009 | } | |
2010 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { | |
2011 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2012 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2013 | ||
2014 | nfsdirent->type = attributes->type; | |
2015 | nfsdirent->mode = attributes->mode; | |
2016 | nfsdirent->size = attributes->size; | |
2017 | ||
2018 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2019 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2020 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2021 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2022 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2023 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
2024 | } | |
2025 | } | |
2026 | ||
2027 | if (rdpe_cb_data->getattrcount == 0) { | |
2028 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
2029 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2030 | nfs_free_nfsdir(nfsdir); | |
2031 | } else { | |
2032 | data->cb(0, nfs, nfsdir, data->private_data); | |
2033 | } | |
2034 | free(rdpe_cb_data); | |
2035 | ||
2036 | data->continue_data = NULL; | |
2037 | free_nfs_cb_data(data); | |
2038 | } | |
2039 | } | |
2040 | ||
f3a75078 | 2041 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2042 | { |
2043 | READDIR3res *res = command_data; | |
84004dbf RS |
2044 | struct nfs_cb_data *data = private_data; |
2045 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2046 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2047 | struct nfsdirent *nfsdirent; |
2048 | struct entry3 *entry; | |
84004dbf | 2049 | uint64_t cookie; |
fb69c64c RS |
2050 | struct rdpe_cb_data *rdpe_cb_data; |
2051 | ||
f3a75078 RS |
2052 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2053 | ||
84004dbf RS |
2054 | if (status == RPC_STATUS_ERROR) { |
2055 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2056 | nfs_free_nfsdir(nfsdir); | |
2057 | data->continue_data = NULL; | |
2058 | free_nfs_cb_data(data); | |
2059 | return; | |
2060 | } | |
fb69c64c | 2061 | |
84004dbf RS |
2062 | if (status == RPC_STATUS_CANCEL) { |
2063 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2064 | nfs_free_nfsdir(nfsdir); | |
2065 | data->continue_data = NULL; | |
2066 | free_nfs_cb_data(data); | |
2067 | return; | |
2068 | } | |
2069 | ||
84004dbf RS |
2070 | if (res->status != NFS3_OK) { |
2071 | 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)); | |
2072 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2073 | nfs_free_nfsdir(nfsdir); | |
2074 | data->continue_data = NULL; | |
2075 | free_nfs_cb_data(data); | |
2076 | return; | |
fb69c64c RS |
2077 | } |
2078 | ||
2079 | entry =res->READDIR3res_u.resok.reply.entries; | |
2080 | while (entry != NULL) { | |
2081 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2082 | if (nfsdirent == NULL) { | |
2083 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2084 | nfs_free_nfsdir(nfsdir); | |
2085 | data->continue_data = NULL; | |
2086 | free_nfs_cb_data(data); | |
2087 | return; | |
2088 | } | |
2089 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2090 | nfsdirent->name = strdup(entry->name); | |
2091 | if (nfsdirent->name == NULL) { | |
2092 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2093 | nfs_free_nfsdir(nfsdir); | |
2094 | data->continue_data = NULL; | |
2095 | free_nfs_cb_data(data); | |
2096 | return; | |
2097 | } | |
2098 | nfsdirent->inode = entry->fileid; | |
2099 | ||
2100 | nfsdirent->next = nfsdir->entries; | |
2101 | nfsdir->entries = nfsdirent; | |
2102 | ||
2103 | cookie = entry->cookie; | |
2104 | entry = entry->nextentry; | |
2105 | } | |
2106 | ||
2107 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
2108 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 8192, data) != 0) { | |
2109 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2110 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2111 | nfs_free_nfsdir(nfsdir); | |
2112 | data->continue_data = NULL; | |
2113 | free_nfs_cb_data(data); | |
2114 | return; | |
2115 | } | |
2116 | return; | |
2117 | } | |
2118 | ||
2119 | /* steal the dirhandle */ | |
2120 | nfsdir->current = nfsdir->entries; | |
2121 | ||
2122 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2123 | rdpe_cb_data->getattrcount = 0; | |
2124 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2125 | rdpe_cb_data->data = data; | |
2126 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2127 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2128 | ||
2129 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2130 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2131 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2132 | ||
2133 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_opendir3_cb, &data->fh, nfsdirent->name, rdpe_lookup_cb_data) != 0) { | |
2134 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2135 | ||
2136 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2137 | * commands in flight to complete | |
2138 | */ | |
2139 | if (rdpe_cb_data->getattrcount > 0) { | |
2140 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2141 | free(rdpe_lookup_cb_data); | |
2142 | return; | |
2143 | } | |
2144 | ||
2145 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2146 | nfs_free_nfsdir(nfsdir); | |
2147 | data->continue_data = NULL; | |
2148 | free_nfs_cb_data(data); | |
2149 | free(rdpe_lookup_cb_data); | |
2150 | free(rdpe_cb_data); | |
2151 | return; | |
2152 | } | |
2153 | rdpe_cb_data->getattrcount++; | |
2154 | } | |
2155 | } | |
2156 | ||
2157 | ||
f3a75078 | 2158 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2159 | { |
2160 | READDIRPLUS3res *res = command_data; | |
2161 | struct nfs_cb_data *data = private_data; | |
2162 | struct nfs_context *nfs = data->nfs; | |
2163 | struct nfsdir *nfsdir = data->continue_data; | |
2164 | struct entryplus3 *entry; | |
2165 | uint64_t cookie; | |
2166 | ||
f3a75078 | 2167 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2168 | |
2169 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
2170 | cookieverf3 cv; | |
2171 | ||
2172 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { | |
2173 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2174 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2175 | nfs_free_nfsdir(nfsdir); | |
2176 | data->continue_data = NULL; | |
2177 | free_nfs_cb_data(data); | |
2178 | return; | |
2179 | } | |
2180 | return; | |
2181 | } | |
2182 | ||
2183 | if (status == RPC_STATUS_CANCEL) { | |
2184 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2185 | nfs_free_nfsdir(nfsdir); | |
2186 | data->continue_data = NULL; | |
2187 | free_nfs_cb_data(data); | |
2188 | return; | |
2189 | } | |
2190 | ||
2191 | if (res->status != NFS3_OK) { | |
2192 | 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)); | |
2193 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2194 | nfs_free_nfsdir(nfsdir); | |
2195 | data->continue_data = NULL; | |
2196 | free_nfs_cb_data(data); | |
2197 | return; | |
84004dbf RS |
2198 | } |
2199 | ||
f390f181 | 2200 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2201 | while (entry != NULL) { |
2202 | struct nfsdirent *nfsdirent; | |
2203 | ||
2204 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2205 | if (nfsdirent == NULL) { | |
2206 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2207 | nfs_free_nfsdir(nfsdir); | |
2208 | data->continue_data = NULL; | |
2209 | free_nfs_cb_data(data); | |
2210 | return; | |
2211 | } | |
ea98629a | 2212 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2213 | nfsdirent->name = strdup(entry->name); |
2214 | if (nfsdirent->name == NULL) { | |
2215 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2216 | nfs_free_nfsdir(nfsdir); | |
2217 | data->continue_data = NULL; | |
2218 | free_nfs_cb_data(data); | |
2219 | return; | |
2220 | } | |
2221 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2222 | if (entry->name_attributes.attributes_follow) { |
2223 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2224 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2225 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2226 | ||
2227 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2228 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2229 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2230 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2231 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2232 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
2233 | } | |
2234 | ||
84004dbf RS |
2235 | nfsdirent->next = nfsdir->entries; |
2236 | nfsdir->entries = nfsdirent; | |
2237 | ||
2238 | cookie = entry->cookie; | |
2239 | entry = entry->nextentry; | |
2240 | } | |
2241 | ||
f390f181 RS |
2242 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
2243 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIRPLUS3res_u.resok.cookieverf, 8192, data) != 0) { | |
2244 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2245 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2246 | nfs_free_nfsdir(nfsdir); | |
2247 | data->continue_data = NULL; | |
2248 | free_nfs_cb_data(data); | |
2249 | return; | |
2250 | } | |
2251 | return; | |
2252 | } | |
2253 | ||
2254 | /* steal the dirhandle */ | |
2255 | data->continue_data = NULL; | |
2256 | nfsdir->current = nfsdir->entries; | |
2257 | ||
2258 | data->cb(0, nfs, nfsdir, data->private_data); | |
2259 | free_nfs_cb_data(data); | |
2260 | } | |
2261 | ||
2262 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2263 | { | |
2264 | cookieverf3 cv; | |
2265 | ||
ea98629a | 2266 | memset(cv, 0, sizeof(cookieverf3)); |
f390f181 RS |
2267 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { |
2268 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2269 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2270 | free_nfs_cb_data(data); | |
2271 | return -1; | |
2272 | } | |
2273 | return 0; | |
2274 | } | |
2275 | ||
2276 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2277 | { | |
2278 | struct nfsdir *nfsdir; | |
2279 | ||
2280 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2281 | if (nfsdir == NULL) { | |
cbbf9d3e | 2282 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2283 | return -1; |
2284 | } | |
ea98629a | 2285 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2286 | |
2287 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2288 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2289 | return -1; | |
84004dbf RS |
2290 | } |
2291 | ||
2292 | return 0; | |
2293 | } | |
2294 | ||
2295 | ||
2296 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2297 | { | |
2298 | struct nfsdirent *nfsdirent = nfsdir->current; | |
2299 | ||
2300 | if (nfsdir->current != NULL) { | |
2301 | nfsdir->current = nfsdir->current->next; | |
2302 | } | |
2303 | return nfsdirent; | |
2304 | } | |
2305 | ||
2306 | ||
2307 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2308 | { | |
2309 | nfs_free_nfsdir(nfsdir); | |
2310 | } | |
2311 | ||
2312 | ||
2313 | ||
2314 | ||
2315 | ||
2316 | ||
2317 | ||
2318 | /* | |
2319 | * Async lseek() | |
2320 | */ | |
2321 | struct lseek_cb_data { | |
2322 | struct nfs_context *nfs; | |
2323 | struct nfsfh *nfsfh; | |
183451cf | 2324 | uint64_t offset; |
84004dbf RS |
2325 | nfs_cb cb; |
2326 | void *private_data; | |
2327 | }; | |
2328 | ||
f3a75078 | 2329 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2330 | { |
2331 | GETATTR3res *res; | |
2332 | struct lseek_cb_data *data = private_data; | |
2333 | struct nfs_context *nfs = data->nfs; | |
2334 | ||
f3a75078 RS |
2335 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2336 | ||
84004dbf RS |
2337 | if (status == RPC_STATUS_ERROR) { |
2338 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2339 | free(data); | |
2340 | return; | |
2341 | } | |
2342 | if (status == RPC_STATUS_CANCEL) { | |
2343 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2344 | free(data); | |
2345 | return; | |
2346 | } | |
2347 | ||
2348 | res = command_data; | |
2349 | if (res->status != NFS3_OK) { | |
2350 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2351 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2352 | free(data); | |
2353 | return; | |
2354 | } | |
2355 | ||
2356 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
2357 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
2358 | free(data); | |
2359 | } | |
2360 | ||
183451cf | 2361 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
2362 | { |
2363 | struct lseek_cb_data *data; | |
2364 | ||
2365 | if (whence == SEEK_SET) { | |
2366 | nfsfh->offset = offset; | |
2367 | cb(0, nfs, &nfsfh->offset, private_data); | |
2368 | return 0; | |
2369 | } | |
2370 | if (whence == SEEK_CUR) { | |
2371 | nfsfh->offset += offset; | |
2372 | cb(0, nfs, &nfsfh->offset, private_data); | |
2373 | return 0; | |
2374 | } | |
2375 | ||
2376 | data = malloc(sizeof(struct lseek_cb_data)); | |
2377 | if (data == NULL) { | |
2378 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
2379 | return -1; | |
2380 | } | |
2381 | ||
2382 | data->nfs = nfs; | |
2383 | data->nfsfh = nfsfh; | |
2384 | data->offset = offset; | |
2385 | data->cb = cb; | |
2386 | data->private_data = private_data; | |
2387 | ||
2388 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) { | |
2389 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); | |
2390 | free(data); | |
cbbf9d3e | 2391 | return -1; |
84004dbf RS |
2392 | } |
2393 | return 0; | |
2394 | } | |
2395 | ||
2396 | ||
2397 | ||
2398 | ||
2399 | /* | |
2400 | * Async statvfs() | |
2401 | */ | |
f3a75078 | 2402 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2403 | { |
2404 | FSSTAT3res *res; | |
2405 | struct nfs_cb_data *data = private_data; | |
2406 | struct nfs_context *nfs = data->nfs; | |
2407 | struct statvfs svfs; | |
2408 | ||
f3a75078 RS |
2409 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2410 | ||
84004dbf RS |
2411 | if (status == RPC_STATUS_ERROR) { |
2412 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2413 | free_nfs_cb_data(data); | |
2414 | return; | |
2415 | } | |
2416 | if (status == RPC_STATUS_CANCEL) { | |
2417 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2418 | free_nfs_cb_data(data); | |
2419 | return; | |
2420 | } | |
2421 | ||
2422 | res = command_data; | |
2423 | if (res->status != NFS3_OK) { | |
2424 | 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)); | |
2425 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2426 | free_nfs_cb_data(data); | |
2427 | return; | |
2428 | } | |
2429 | ||
2430 | svfs.f_bsize = 4096; | |
2431 | svfs.f_frsize = 4096; | |
2432 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
2433 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
2434 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
2435 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
2436 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 2437 | #if !defined(ANDROID) |
84004dbf RS |
2438 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
2439 | svfs.f_fsid = 0; | |
2440 | svfs.f_flag = 0; | |
2441 | svfs.f_namemax = 256; | |
252aa90d | 2442 | #endif |
84004dbf RS |
2443 | |
2444 | data->cb(0, nfs, &svfs, data->private_data); | |
2445 | free_nfs_cb_data(data); | |
2446 | } | |
2447 | ||
2448 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2449 | { | |
2450 | if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) { | |
2451 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); | |
2452 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2453 | free_nfs_cb_data(data); | |
2454 | return -1; | |
2455 | } | |
2456 | return 0; | |
2457 | } | |
2458 | ||
2459 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2460 | { | |
2461 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2462 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2463 | return -1; |
2464 | } | |
2465 | ||
2466 | return 0; | |
2467 | } | |
2468 | ||
2469 | ||
2470 | ||
2471 | ||
2472 | /* | |
2473 | * Async readlink() | |
2474 | */ | |
f3a75078 | 2475 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2476 | { |
2477 | READLINK3res *res; | |
2478 | struct nfs_cb_data *data = private_data; | |
2479 | struct nfs_context *nfs = data->nfs; | |
2480 | ||
f3a75078 RS |
2481 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2482 | ||
84004dbf RS |
2483 | if (status == RPC_STATUS_ERROR) { |
2484 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2485 | free_nfs_cb_data(data); | |
2486 | return; | |
2487 | } | |
2488 | if (status == RPC_STATUS_CANCEL) { | |
2489 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2490 | free_nfs_cb_data(data); | |
2491 | return; | |
2492 | } | |
2493 | ||
2494 | res = command_data; | |
2495 | if (res->status != NFS3_OK) { | |
2496 | 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)); | |
2497 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2498 | free_nfs_cb_data(data); | |
2499 | return; | |
2500 | } | |
2501 | ||
2502 | ||
2503 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); | |
2504 | free_nfs_cb_data(data); | |
2505 | } | |
2506 | ||
2507 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2508 | { | |
16104b27 RS |
2509 | READLINK3args args; |
2510 | ||
2511 | args.symlink.data.data_len = data->fh.data.data_len; | |
2512 | args.symlink.data.data_val = data->fh.data.data_val; | |
2513 | ||
2514 | if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { | |
84004dbf RS |
2515 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
2516 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2517 | free_nfs_cb_data(data); | |
2518 | return -1; | |
2519 | } | |
2520 | return 0; | |
2521 | } | |
2522 | ||
2523 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2524 | { | |
2525 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2526 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2527 | return -1; |
2528 | } | |
2529 | ||
2530 | return 0; | |
2531 | } | |
2532 | ||
2533 | ||
2534 | ||
2535 | ||
2536 | /* | |
2537 | * Async chmod() | |
2538 | */ | |
f3a75078 | 2539 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2540 | { |
2541 | struct nfs_cb_data *data = private_data; | |
2542 | struct nfs_context *nfs = data->nfs; | |
2543 | SETATTR3res *res; | |
2544 | ||
f3a75078 RS |
2545 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2546 | ||
84004dbf RS |
2547 | if (status == RPC_STATUS_ERROR) { |
2548 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2549 | free_nfs_cb_data(data); | |
2550 | return; | |
2551 | } | |
2552 | if (status == RPC_STATUS_CANCEL) { | |
2553 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2554 | free_nfs_cb_data(data); | |
2555 | return; | |
2556 | } | |
2557 | ||
2558 | res = command_data; | |
2559 | if (res->status != NFS3_OK) { | |
2560 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2561 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2562 | free_nfs_cb_data(data); | |
2563 | return; | |
2564 | } | |
2565 | ||
2566 | data->cb(0, nfs, NULL, data->private_data); | |
2567 | free_nfs_cb_data(data); | |
2568 | } | |
2569 | ||
2570 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2571 | { | |
2572 | SETATTR3args args; | |
2573 | ||
ea98629a | 2574 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2575 | args.object.data.data_len = data->fh.data.data_len; |
2576 | args.object.data.data_val = data->fh.data.data_val; | |
2577 | args.new_attributes.mode.set_it = 1; | |
2578 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2579 | ||
2580 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { | |
2581 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2582 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2583 | free_nfs_cb_data(data); | |
2584 | return -1; | |
2585 | } | |
2586 | return 0; | |
2587 | } | |
2588 | ||
2589 | ||
2590 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2591 | { | |
2592 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 2593 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2594 | return -1; |
2595 | } | |
2596 | ||
2597 | return 0; | |
2598 | } | |
2599 | ||
2600 | /* | |
2601 | * Async fchmod() | |
2602 | */ | |
2603 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
2604 | { | |
2605 | struct nfs_cb_data *data; | |
2606 | ||
2607 | data = malloc(sizeof(struct nfs_cb_data)); | |
2608 | if (data == NULL) { | |
cbbf9d3e | 2609 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
2610 | return -1; |
2611 | } | |
ea98629a | 2612 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2613 | data->nfs = nfs; |
2614 | data->cb = cb; | |
2615 | data->private_data = private_data; | |
2616 | data->continue_int = mode; | |
2617 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2618 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2619 | if (data->fh.data.data_val == NULL) { | |
2620 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2621 | free_nfs_cb_data(data); | |
2622 | return -1; | |
2623 | } | |
2624 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2625 | ||
2626 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
2627 | free_nfs_cb_data(data); | |
2628 | return -1; | |
2629 | } | |
2630 | ||
2631 | return 0; | |
2632 | } | |
2633 | ||
2634 | ||
2635 | ||
2636 | /* | |
2637 | * Async chown() | |
2638 | */ | |
f3a75078 | 2639 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2640 | { |
2641 | struct nfs_cb_data *data = private_data; | |
2642 | struct nfs_context *nfs = data->nfs; | |
2643 | SETATTR3res *res; | |
2644 | ||
f3a75078 RS |
2645 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2646 | ||
84004dbf RS |
2647 | if (status == RPC_STATUS_ERROR) { |
2648 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2649 | free_nfs_cb_data(data); | |
2650 | return; | |
2651 | } | |
2652 | if (status == RPC_STATUS_CANCEL) { | |
2653 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2654 | free_nfs_cb_data(data); | |
2655 | return; | |
2656 | } | |
2657 | ||
2658 | res = command_data; | |
2659 | if (res->status != NFS3_OK) { | |
2660 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2661 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2662 | free_nfs_cb_data(data); | |
2663 | return; | |
2664 | } | |
2665 | ||
2666 | data->cb(0, nfs, NULL, data->private_data); | |
2667 | free_nfs_cb_data(data); | |
2668 | } | |
2669 | ||
2670 | struct nfs_chown_data { | |
2671 | uid_t uid; | |
2672 | gid_t gid; | |
2673 | }; | |
2674 | ||
2675 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2676 | { | |
2677 | SETATTR3args args; | |
2678 | struct nfs_chown_data *chown_data = data->continue_data; | |
2679 | ||
ea98629a | 2680 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2681 | args.object.data.data_len = data->fh.data.data_len; |
2682 | args.object.data.data_val = data->fh.data.data_val; | |
2683 | if (chown_data->uid != (uid_t)-1) { | |
2684 | args.new_attributes.uid.set_it = 1; | |
2685 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
2686 | } | |
2687 | if (chown_data->gid != (gid_t)-1) { | |
2688 | args.new_attributes.gid.set_it = 1; | |
2689 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
2690 | } | |
2691 | ||
2692 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { | |
2693 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2694 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2695 | free_nfs_cb_data(data); | |
2696 | return -1; | |
2697 | } | |
2698 | return 0; | |
2699 | } | |
2700 | ||
2701 | ||
2702 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
2703 | { | |
2704 | struct nfs_chown_data *chown_data; | |
2705 | ||
2706 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2707 | if (chown_data == NULL) { | |
cbbf9d3e | 2708 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2709 | return -1; |
2710 | } | |
2711 | ||
2712 | chown_data->uid = uid; | |
2713 | chown_data->gid = gid; | |
2714 | ||
2715 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 2716 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2717 | return -1; |
2718 | } | |
2719 | ||
2720 | return 0; | |
2721 | } | |
2722 | ||
2723 | ||
2724 | /* | |
2725 | * Async fchown() | |
2726 | */ | |
2727 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
2728 | { | |
2729 | struct nfs_cb_data *data; | |
2730 | struct nfs_chown_data *chown_data; | |
2731 | ||
2732 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2733 | if (chown_data == NULL) { | |
cbbf9d3e | 2734 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2735 | return -1; |
2736 | } | |
2737 | ||
2738 | chown_data->uid = uid; | |
2739 | chown_data->gid = gid; | |
2740 | ||
2741 | ||
2742 | data = malloc(sizeof(struct nfs_cb_data)); | |
2743 | if (data == NULL) { | |
cbbf9d3e | 2744 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
84004dbf RS |
2745 | return -1; |
2746 | } | |
ea98629a | 2747 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2748 | data->nfs = nfs; |
2749 | data->cb = cb; | |
2750 | data->private_data = private_data; | |
2751 | data->continue_data = chown_data; | |
2752 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2753 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2754 | if (data->fh.data.data_val == NULL) { | |
2755 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2756 | free_nfs_cb_data(data); | |
2757 | return -1; | |
2758 | } | |
2759 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2760 | ||
2761 | ||
2762 | if (nfs_chown_continue_internal(nfs, data) != 0) { | |
2763 | free_nfs_cb_data(data); | |
2764 | return -1; | |
2765 | } | |
2766 | ||
2767 | return 0; | |
2768 | } | |
2769 | ||
2770 | ||
2771 | ||
2772 | ||
2773 | ||
2774 | /* | |
2775 | * Async utimes() | |
2776 | */ | |
f3a75078 | 2777 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2778 | { |
2779 | struct nfs_cb_data *data = private_data; | |
2780 | struct nfs_context *nfs = data->nfs; | |
2781 | SETATTR3res *res; | |
2782 | ||
f3a75078 RS |
2783 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2784 | ||
84004dbf RS |
2785 | if (status == RPC_STATUS_ERROR) { |
2786 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2787 | free_nfs_cb_data(data); | |
2788 | return; | |
2789 | } | |
2790 | if (status == RPC_STATUS_CANCEL) { | |
2791 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2792 | free_nfs_cb_data(data); | |
2793 | return; | |
2794 | } | |
2795 | ||
2796 | res = command_data; | |
2797 | if (res->status != NFS3_OK) { | |
2798 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2799 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2800 | free_nfs_cb_data(data); | |
2801 | return; | |
2802 | } | |
2803 | ||
2804 | data->cb(0, nfs, NULL, data->private_data); | |
2805 | free_nfs_cb_data(data); | |
2806 | } | |
2807 | ||
2808 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2809 | { | |
2810 | SETATTR3args args; | |
2811 | struct timeval *utimes_data = data->continue_data; | |
2812 | ||
ea98629a | 2813 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2814 | args.object.data.data_len = data->fh.data.data_len; |
2815 | args.object.data.data_val = data->fh.data.data_val; | |
2816 | if (utimes_data != NULL) { | |
2817 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
2818 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
2819 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
2820 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
2821 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
2822 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
2823 | } else { | |
2824 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
2825 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
2826 | } | |
2827 | ||
2828 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { | |
2829 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2830 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2831 | free_nfs_cb_data(data); | |
2832 | return -1; | |
2833 | } | |
2834 | return 0; | |
2835 | } | |
2836 | ||
2837 | ||
2838 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
2839 | { | |
2840 | struct timeval *new_times = NULL; | |
2841 | ||
2842 | if (times != NULL) { | |
2843 | new_times = malloc(sizeof(struct timeval)*2); | |
2844 | if (new_times == NULL) { | |
cbbf9d3e | 2845 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
2846 | return -1; |
2847 | } | |
2848 | ||
2849 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
2850 | } | |
2851 | ||
2852 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 2853 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2854 | return -1; |
2855 | } | |
2856 | ||
2857 | return 0; | |
2858 | } | |
2859 | ||
2860 | /* | |
2861 | * Async utime() | |
2862 | */ | |
2863 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
2864 | { | |
2865 | struct timeval *new_times = NULL; | |
2866 | ||
2867 | if (times != NULL) { | |
2868 | new_times = malloc(sizeof(struct timeval)*2); | |
2869 | if (new_times == NULL) { | |
cbbf9d3e | 2870 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
2871 | return -1; |
2872 | } | |
2873 | ||
2874 | new_times[0].tv_sec = times->actime; | |
2875 | new_times[0].tv_usec = 0; | |
2876 | new_times[1].tv_sec = times->modtime; | |
2877 | new_times[1].tv_usec = 0; | |
2878 | } | |
2879 | ||
2880 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 2881 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2882 | return -1; |
2883 | } | |
2884 | ||
2885 | return 0; | |
2886 | } | |
2887 | ||
2888 | ||
2889 | ||
2890 | ||
2891 | ||
2892 | /* | |
2893 | * Async access() | |
2894 | */ | |
f3a75078 | 2895 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2896 | { |
2897 | ACCESS3res *res; | |
2898 | struct nfs_cb_data *data = private_data; | |
2899 | struct nfs_context *nfs = data->nfs; | |
2900 | unsigned int nfsmode = 0; | |
2901 | ||
f3a75078 RS |
2902 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2903 | ||
84004dbf RS |
2904 | if (status == RPC_STATUS_ERROR) { |
2905 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2906 | free_nfs_cb_data(data); | |
2907 | return; | |
2908 | } | |
2909 | if (status == RPC_STATUS_CANCEL) { | |
2910 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2911 | free_nfs_cb_data(data); | |
2912 | return; | |
2913 | } | |
2914 | ||
2915 | res = command_data; | |
2916 | if (res->status != NFS3_OK) { | |
2917 | 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)); | |
2918 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2919 | free_nfs_cb_data(data); | |
2920 | return; | |
2921 | } | |
2922 | ||
2923 | if (data->continue_int & R_OK) { | |
2924 | nfsmode |= ACCESS3_READ; | |
2925 | } | |
2926 | if (data->continue_int & W_OK) { | |
2927 | nfsmode |= ACCESS3_MODIFY; | |
2928 | } | |
2929 | if (data->continue_int & X_OK) { | |
2930 | nfsmode |= ACCESS3_EXECUTE; | |
2931 | } | |
2932 | ||
2933 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
2934 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
2935 | nfsmode&ACCESS3_READ?'r':'-', | |
2936 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
2937 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
2938 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
2939 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
2940 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
2941 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2942 | free_nfs_cb_data(data); | |
2943 | return; | |
2944 | } | |
2945 | ||
2946 | data->cb(0, nfs, NULL, data->private_data); | |
2947 | free_nfs_cb_data(data); | |
2948 | } | |
2949 | ||
2950 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2951 | { | |
2952 | int nfsmode = 0; | |
2953 | ||
2954 | if (data->continue_int & R_OK) { | |
2955 | nfsmode |= ACCESS3_READ; | |
2956 | } | |
2957 | if (data->continue_int & W_OK) { | |
2958 | nfsmode |= ACCESS3_MODIFY; | |
2959 | } | |
2960 | if (data->continue_int & X_OK) { | |
2961 | nfsmode |= ACCESS3_EXECUTE; | |
2962 | } | |
2963 | ||
2964 | if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) { | |
2965 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
2966 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2967 | free_nfs_cb_data(data); | |
2968 | return -1; | |
2969 | } | |
2970 | return 0; | |
2971 | } | |
2972 | ||
2973 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2974 | { | |
2975 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
2976 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2977 | return -1; | |
84004dbf RS |
2978 | } |
2979 | ||
2980 | return 0; | |
2981 | } | |
2982 | ||
2983 | ||
2984 | ||
2985 | /* | |
2986 | * Async symlink() | |
2987 | */ | |
2988 | struct nfs_symlink_data { | |
2989 | char *oldpath; | |
2990 | char *newpathparent; | |
2991 | char *newpathobject; | |
2992 | }; | |
2993 | ||
2994 | static void free_nfs_symlink_data(void *mem) | |
2995 | { | |
2996 | struct nfs_symlink_data *data = mem; | |
2997 | ||
2998 | if (data->oldpath != NULL) { | |
2999 | free(data->oldpath); | |
3000 | } | |
3001 | if (data->newpathparent != NULL) { | |
3002 | free(data->newpathparent); | |
3003 | } | |
3004 | if (data->newpathobject != NULL) { | |
3005 | free(data->newpathobject); | |
3006 | } | |
3007 | free(data); | |
3008 | } | |
3009 | ||
f3a75078 | 3010 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3011 | { |
3012 | SYMLINK3res *res; | |
3013 | struct nfs_cb_data *data = private_data; | |
3014 | struct nfs_context *nfs = data->nfs; | |
3015 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
3016 | ||
f3a75078 RS |
3017 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3018 | ||
84004dbf RS |
3019 | if (status == RPC_STATUS_ERROR) { |
3020 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3021 | free_nfs_cb_data(data); | |
3022 | return; | |
3023 | } | |
3024 | if (status == RPC_STATUS_CANCEL) { | |
3025 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3026 | free_nfs_cb_data(data); | |
3027 | return; | |
3028 | } | |
3029 | ||
3030 | res = command_data; | |
3031 | if (res->status != NFS3_OK) { | |
3032 | 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)); | |
3033 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3034 | free_nfs_cb_data(data); | |
3035 | return; | |
3036 | } | |
3037 | ||
3038 | data->cb(0, nfs, NULL, data->private_data); | |
3039 | free_nfs_cb_data(data); | |
3040 | } | |
3041 | ||
3042 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3043 | { | |
3044 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
8e255816 | 3045 | SYMLINK3args sa; |
84004dbf | 3046 | |
8e255816 RS |
3047 | memset(&sa, 0, sizeof(SYMLINK3args)); |
3048 | sa.where.dir.data.data_len = data->fh.data.data_len; | |
3049 | sa.where.dir.data.data_val = data->fh.data.data_val; | |
3050 | sa.where.name = symlink_data->newpathobject; | |
3051 | sa.symlink.symlink_attributes.mode.set_it = 1; | |
3052 | 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; | |
3053 | sa.symlink.symlink_data = symlink_data->oldpath; | |
3054 | ||
3055 | if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &sa, data) != 0) { | |
84004dbf RS |
3056 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3057 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3058 | free_nfs_cb_data(data); | |
3059 | return -1; | |
3060 | } | |
3061 | return 0; | |
3062 | } | |
3063 | ||
3064 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3065 | { | |
3066 | char *ptr; | |
3067 | struct nfs_symlink_data *symlink_data; | |
3068 | ||
3069 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3070 | if (symlink_data == NULL) { | |
cbbf9d3e | 3071 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3072 | return -1; |
3073 | } | |
ea98629a | 3074 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3075 | |
3076 | symlink_data->oldpath = strdup(oldpath); | |
3077 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3078 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3079 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3080 | return -1; |
84004dbf RS |
3081 | } |
3082 | ||
3083 | symlink_data->newpathparent = strdup(newpath); | |
3084 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3085 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3086 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3087 | return -1; |
84004dbf RS |
3088 | } |
3089 | ||
93e9306f | 3090 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3091 | if (ptr == NULL) { |
cbbf9d3e | 3092 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3093 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3094 | return -1; |
84004dbf RS |
3095 | } |
3096 | *ptr = 0; | |
3097 | ptr++; | |
3098 | ||
3099 | symlink_data->newpathobject = strdup(ptr); | |
3100 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3101 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3102 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3103 | return -1; |
84004dbf RS |
3104 | } |
3105 | ||
3106 | 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 |
3107 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3108 | return -1; | |
84004dbf RS |
3109 | } |
3110 | ||
3111 | return 0; | |
3112 | } | |
3113 | ||
3114 | ||
3115 | ||
3116 | /* | |
3117 | * Async rename() | |
3118 | */ | |
3119 | struct nfs_rename_data { | |
3120 | char *oldpath; | |
3121 | char *oldobject; | |
3122 | struct nfs_fh3 olddir; | |
3123 | char *newpath; | |
3124 | char *newobject; | |
3125 | struct nfs_fh3 newdir; | |
3126 | }; | |
3127 | ||
3128 | static void free_nfs_rename_data(void *mem) | |
3129 | { | |
3130 | struct nfs_rename_data *data = mem; | |
3131 | ||
3132 | if (data->oldpath != NULL) { | |
3133 | free(data->oldpath); | |
3134 | } | |
3135 | if (data->olddir.data.data_val != NULL) { | |
3136 | free(data->olddir.data.data_val); | |
3137 | } | |
3138 | if (data->newpath != NULL) { | |
3139 | free(data->newpath); | |
3140 | } | |
3141 | if (data->newdir.data.data_val != NULL) { | |
3142 | free(data->newdir.data.data_val); | |
3143 | } | |
3144 | free(data); | |
3145 | } | |
3146 | ||
f3a75078 | 3147 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3148 | { |
3149 | RENAME3res *res; | |
3150 | struct nfs_cb_data *data = private_data; | |
3151 | struct nfs_context *nfs = data->nfs; | |
3152 | struct nfs_rename_data *rename_data = data->continue_data; | |
3153 | ||
f3a75078 RS |
3154 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3155 | ||
84004dbf RS |
3156 | if (status == RPC_STATUS_ERROR) { |
3157 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3158 | free_nfs_cb_data(data); | |
3159 | return; | |
3160 | } | |
3161 | if (status == RPC_STATUS_CANCEL) { | |
3162 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3163 | free_nfs_cb_data(data); | |
3164 | return; | |
3165 | } | |
3166 | ||
3167 | res = command_data; | |
3168 | if (res->status != NFS3_OK) { | |
3169 | 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)); | |
3170 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3171 | free_nfs_cb_data(data); | |
3172 | return; | |
3173 | } | |
3174 | ||
3175 | data->cb(0, nfs, NULL, data->private_data); | |
3176 | free_nfs_cb_data(data); | |
3177 | } | |
3178 | ||
3179 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3180 | { | |
3181 | struct nfs_rename_data *rename_data = data->continue_data; | |
3182 | ||
3183 | /* steal the filehandle */ | |
3184 | rename_data->newdir.data.data_len = data->fh.data.data_len; | |
3185 | rename_data->newdir.data.data_val = data->fh.data.data_val; | |
3186 | data->fh.data.data_val = NULL; | |
3187 | ||
3188 | if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) { | |
3189 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); | |
3190 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3191 | free_nfs_cb_data(data); | |
3192 | return -1; | |
3193 | } | |
3194 | return 0; | |
3195 | } | |
3196 | ||
3197 | ||
3198 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3199 | { | |
3200 | struct nfs_rename_data *rename_data = data->continue_data; | |
3201 | ||
3202 | /* steal the filehandle */ | |
3203 | rename_data->olddir.data.data_len = data->fh.data.data_len; | |
3204 | rename_data->olddir.data.data_val = data->fh.data.data_val; | |
3205 | data->fh.data.data_val = NULL; | |
3206 | ||
3207 | 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) { | |
3208 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath); | |
3209 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3210 | free_nfs_cb_data(data); | |
3211 | return -1; | |
3212 | } | |
3213 | data->continue_data = NULL; | |
3214 | free_nfs_cb_data(data); | |
3215 | ||
3216 | return 0; | |
3217 | } | |
3218 | ||
3219 | ||
3220 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3221 | { | |
3222 | char *ptr; | |
3223 | struct nfs_rename_data *rename_data; | |
3224 | ||
3225 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3226 | if (rename_data == NULL) { | |
cbbf9d3e | 3227 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3228 | return -1; |
3229 | } | |
ea98629a | 3230 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3231 | |
3232 | rename_data->oldpath = strdup(oldpath); | |
3233 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3234 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3235 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3236 | return -1; |
84004dbf | 3237 | } |
93e9306f | 3238 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3239 | if (ptr == NULL) { |
cbbf9d3e | 3240 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3241 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3242 | return -1; |
84004dbf RS |
3243 | } |
3244 | *ptr = 0; | |
3245 | ptr++; | |
3246 | rename_data->oldobject = ptr; | |
3247 | ||
3248 | ||
3249 | rename_data->newpath = strdup(newpath); | |
3250 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3251 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3252 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3253 | return -1; |
84004dbf | 3254 | } |
93e9306f | 3255 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3256 | if (ptr == NULL) { |
cbbf9d3e | 3257 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3258 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3259 | return -1; |
84004dbf RS |
3260 | } |
3261 | *ptr = 0; | |
3262 | ptr++; | |
3263 | rename_data->newobject = ptr; | |
3264 | ||
3265 | ||
3266 | 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 |
3267 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3268 | return -1; | |
84004dbf RS |
3269 | } |
3270 | ||
3271 | return 0; | |
3272 | } | |
3273 | ||
3274 | ||
3275 | /* | |
3276 | * Async link() | |
3277 | */ | |
3278 | struct nfs_link_data { | |
3279 | char *oldpath; | |
3280 | struct nfs_fh3 oldfh; | |
3281 | char *newpath; | |
3282 | char *newobject; | |
3283 | struct nfs_fh3 newdir; | |
3284 | }; | |
3285 | ||
3286 | static void free_nfs_link_data(void *mem) | |
3287 | { | |
3288 | struct nfs_link_data *data = mem; | |
3289 | ||
3290 | if (data->oldpath != NULL) { | |
3291 | free(data->oldpath); | |
3292 | } | |
3293 | if (data->oldfh.data.data_val != NULL) { | |
3294 | free(data->oldfh.data.data_val); | |
3295 | } | |
3296 | if (data->newpath != NULL) { | |
3297 | free(data->newpath); | |
3298 | } | |
3299 | if (data->newdir.data.data_val != NULL) { | |
3300 | free(data->newdir.data.data_val); | |
3301 | } | |
3302 | free(data); | |
3303 | } | |
3304 | ||
f3a75078 | 3305 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3306 | { |
3307 | LINK3res *res; | |
3308 | struct nfs_cb_data *data = private_data; | |
3309 | struct nfs_context *nfs = data->nfs; | |
3310 | struct nfs_link_data *link_data = data->continue_data; | |
3311 | ||
f3a75078 RS |
3312 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3313 | ||
84004dbf RS |
3314 | if (status == RPC_STATUS_ERROR) { |
3315 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3316 | free_nfs_cb_data(data); | |
3317 | return; | |
3318 | } | |
3319 | if (status == RPC_STATUS_CANCEL) { | |
3320 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3321 | free_nfs_cb_data(data); | |
3322 | return; | |
3323 | } | |
3324 | ||
3325 | res = command_data; | |
3326 | if (res->status != NFS3_OK) { | |
3327 | 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)); | |
3328 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3329 | free_nfs_cb_data(data); | |
3330 | return; | |
3331 | } | |
3332 | ||
3333 | data->cb(0, nfs, NULL, data->private_data); | |
3334 | free_nfs_cb_data(data); | |
3335 | } | |
3336 | ||
3337 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3338 | { | |
3339 | struct nfs_link_data *link_data = data->continue_data; | |
3340 | ||
3341 | /* steal the filehandle */ | |
3342 | link_data->newdir.data.data_len = data->fh.data.data_len; | |
3343 | link_data->newdir.data.data_val = data->fh.data.data_val; | |
3344 | data->fh.data.data_val = NULL; | |
3345 | ||
3346 | if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) { | |
3347 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); | |
3348 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3349 | free_nfs_cb_data(data); | |
3350 | return -1; | |
3351 | } | |
3352 | return 0; | |
3353 | } | |
3354 | ||
3355 | ||
3356 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3357 | { | |
3358 | struct nfs_link_data *link_data = data->continue_data; | |
3359 | ||
3360 | /* steal the filehandle */ | |
3361 | link_data->oldfh.data.data_len = data->fh.data.data_len; | |
3362 | link_data->oldfh.data.data_val = data->fh.data.data_val; | |
3363 | data->fh.data.data_val = NULL; | |
3364 | ||
3365 | 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) { | |
3366 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
3367 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3368 | free_nfs_cb_data(data); | |
3369 | return -1; | |
3370 | } | |
3371 | data->continue_data = NULL; | |
3372 | free_nfs_cb_data(data); | |
3373 | ||
3374 | return 0; | |
3375 | } | |
3376 | ||
3377 | ||
3378 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3379 | { | |
3380 | char *ptr; | |
3381 | struct nfs_link_data *link_data; | |
3382 | ||
3383 | link_data = malloc(sizeof(struct nfs_link_data)); | |
3384 | if (link_data == NULL) { | |
cbbf9d3e | 3385 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
3386 | return -1; |
3387 | } | |
ea98629a | 3388 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
3389 | |
3390 | link_data->oldpath = strdup(oldpath); | |
3391 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 3392 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3393 | free_nfs_link_data(link_data); |
cbbf9d3e | 3394 | return -1; |
84004dbf RS |
3395 | } |
3396 | ||
3397 | link_data->newpath = strdup(newpath); | |
3398 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 3399 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3400 | free_nfs_link_data(link_data); |
cbbf9d3e | 3401 | return -1; |
84004dbf | 3402 | } |
93e9306f | 3403 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 3404 | if (ptr == NULL) { |
cbbf9d3e | 3405 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3406 | free_nfs_link_data(link_data); |
cbbf9d3e | 3407 | return -1; |
84004dbf RS |
3408 | } |
3409 | *ptr = 0; | |
3410 | ptr++; | |
3411 | link_data->newobject = ptr; | |
3412 | ||
3413 | ||
3414 | 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 |
3415 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3416 | return -1; | |
84004dbf RS |
3417 | } |
3418 | ||
3419 | return 0; | |
3420 | } | |
3421 | ||
3422 | ||
3423 | //qqq replace later with lseek() | |
183451cf | 3424 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
3425 | { |
3426 | return nfsfh->offset; | |
3427 | } | |
3428 | ||
17ef62fa RS |
3429 | |
3430 | ||
3431 | /* | |
3432 | * Get the maximum supported READ3 size by the server | |
3433 | */ | |
183451cf | 3434 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
3435 | { |
3436 | return nfs->readmax; | |
3437 | } | |
3438 | ||
3439 | /* | |
3440 | * Get the maximum supported WRITE3 size by the server | |
3441 | */ | |
183451cf | 3442 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 3443 | { |
763cd6e3 | 3444 | /* Some ZDR libraries can not marshall PDUs bigger than this */ |
18c27b73 RS |
3445 | if (nfs->writemax < 32768) { |
3446 | return nfs->writemax; | |
3447 | } | |
3448 | return 32768; | |
17ef62fa | 3449 | } |
1896d37b RS |
3450 | |
3451 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
3452 | { | |
3453 | va_list ap; | |
1e8994af | 3454 | char *str = NULL; |
1896d37b | 3455 | |
1e8994af | 3456 | va_start(ap, error_string); |
2606f9bb RS |
3457 | str = malloc(1024); |
3458 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
3459 | if (nfs->rpc->error_string != NULL) { |
3460 | free(nfs->rpc->error_string); | |
3461 | } | |
1896d37b | 3462 | nfs->rpc->error_string = str; |
a8a1b858 | 3463 | va_end(ap); |
1896d37b | 3464 | } |
7f0242ca RS |
3465 | |
3466 | ||
3467 | ||
3468 | struct mount_cb_data { | |
3469 | rpc_cb cb; | |
3470 | void *private_data; | |
3471 | char *server; | |
3472 | }; | |
3473 | ||
3474 | static void free_mount_cb_data(struct mount_cb_data *data) | |
3475 | { | |
3476 | if (data->server != NULL) { | |
3477 | free(data->server); | |
3478 | data->server = NULL; | |
3479 | } | |
3480 | ||
3481 | free(data); | |
3482 | } | |
3483 | ||
3484 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3485 | { | |
3486 | struct mount_cb_data *data = private_data; | |
3487 | ||
f3a75078 RS |
3488 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3489 | ||
3490 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3491 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3492 | free_mount_cb_data(data); | |
3493 | return; | |
3494 | } | |
3495 | if (status == RPC_STATUS_CANCEL) { | |
3496 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3497 | free_mount_cb_data(data); | |
3498 | return; | |
3499 | } | |
3500 | ||
3501 | data->cb(rpc, 0, command_data, data->private_data); | |
3502 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
3503 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
3504 | } | |
3505 | free_mount_cb_data(data); | |
3506 | } | |
3507 | ||
3508 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3509 | { | |
3510 | struct mount_cb_data *data = private_data; | |
3511 | ||
f3a75078 RS |
3512 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3513 | ||
14a062eb RS |
3514 | /* Dont want any more callbacks even if the socket is closed */ |
3515 | rpc->connect_cb = NULL; | |
3516 | ||
7f0242ca RS |
3517 | if (status == RPC_STATUS_ERROR) { |
3518 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3519 | free_mount_cb_data(data); | |
3520 | return; | |
3521 | } | |
3522 | if (status == RPC_STATUS_CANCEL) { | |
3523 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3524 | free_mount_cb_data(data); | |
3525 | return; | |
3526 | } | |
3527 | ||
3528 | if (rpc_mount_export_async(rpc, mount_export_5_cb, data) != 0) { | |
3529 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3530 | free_mount_cb_data(data); | |
3531 | return; | |
3532 | } | |
3533 | } | |
3534 | ||
3535 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3536 | { | |
3537 | struct mount_cb_data *data = private_data; | |
3538 | uint32_t mount_port; | |
3539 | ||
f3a75078 RS |
3540 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3541 | ||
3542 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3543 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3544 | free_mount_cb_data(data); | |
3545 | return; | |
3546 | } | |
3547 | if (status == RPC_STATUS_CANCEL) { | |
3548 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3549 | free_mount_cb_data(data); | |
3550 | return; | |
3551 | } | |
3552 | ||
3553 | mount_port = *(uint32_t *)command_data; | |
3554 | if (mount_port == 0) { | |
3555 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
3556 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
3557 | free_mount_cb_data(data); | |
3558 | return; | |
3559 | } | |
3560 | ||
3561 | rpc_disconnect(rpc, "normal disconnect"); | |
3562 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
3563 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3564 | free_mount_cb_data(data); | |
3565 | return; | |
3566 | } | |
3567 | } | |
3568 | ||
3569 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3570 | { | |
3571 | struct mount_cb_data *data = private_data; | |
3572 | ||
f3a75078 RS |
3573 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3574 | ||
7f0242ca RS |
3575 | if (status == RPC_STATUS_ERROR) { |
3576 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3577 | free_mount_cb_data(data); | |
3578 | return; | |
3579 | } | |
3580 | if (status == RPC_STATUS_CANCEL) { | |
3581 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3582 | free_mount_cb_data(data); | |
3583 | return; | |
3584 | } | |
3585 | ||
5c6b1176 | 3586 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
7f0242ca RS |
3587 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
3588 | free_mount_cb_data(data); | |
3589 | return; | |
3590 | } | |
3591 | } | |
3592 | ||
3593 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3594 | { | |
3595 | struct mount_cb_data *data = private_data; | |
3596 | ||
f3a75078 RS |
3597 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3598 | ||
14a062eb RS |
3599 | /* Dont want any more callbacks even if the socket is closed */ |
3600 | rpc->connect_cb = NULL; | |
3601 | ||
7f0242ca RS |
3602 | if (status == RPC_STATUS_ERROR) { |
3603 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3604 | free_mount_cb_data(data); | |
3605 | return; | |
3606 | } | |
3607 | if (status == RPC_STATUS_CANCEL) { | |
3608 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3609 | free_mount_cb_data(data); | |
3610 | return; | |
3611 | } | |
3612 | ||
3613 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
3614 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3615 | free_mount_cb_data(data); | |
3616 | return; | |
3617 | } | |
3618 | } | |
3619 | ||
3620 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
3621 | { | |
3622 | struct mount_cb_data *data; | |
3623 | ||
f3a75078 RS |
3624 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3625 | ||
7f0242ca RS |
3626 | data = malloc(sizeof(struct mount_cb_data)); |
3627 | if (data == NULL) { | |
3628 | return -1; | |
3629 | } | |
ea98629a | 3630 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
3631 | data->cb = cb; |
3632 | data->private_data = private_data; | |
3633 | data->server = strdup(server); | |
3634 | if (data->server == NULL) { | |
3635 | free_mount_cb_data(data); | |
3636 | return -1; | |
3637 | } | |
3638 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { | |
3639 | free_mount_cb_data(data); | |
3640 | return -1; | |
3641 | } | |
3642 | ||
3643 | return 0; | |
3644 | } | |
3645 | ||
df5af25f RS |
3646 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
3647 | { | |
f3a75078 | 3648 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
3649 | return nfs->rpc; |
3650 | } | |
3651 | ||
b077fdeb RS |
3652 | const char *nfs_get_server(struct nfs_context *nfs) { |
3653 | return nfs->server; | |
3654 | } | |
3655 | ||
3656 | const char *nfs_get_export(struct nfs_context *nfs) { | |
3657 | return nfs->export; | |
3658 | } | |
0ad9a1f1 | 3659 | |
8724c833 RS |
3660 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
3661 | return &nfs->rootfh; | |
3662 | } | |
fa3c25be RS |
3663 | |
3664 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
3665 | return &nfsfh->fh; | |
3666 | } |