Commit | Line | Data |
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dabf4152 AM |
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 | */ | |
ee872606 RRS |
20 | #ifdef HAVE_CONFIG_H |
21 | #include "config.h" | |
22 | #endif | |
23 | ||
24 | #ifdef AROS | |
25 | #include "aros_compat.h" | |
26 | #endif | |
27 | ||
5670ec6e AM |
28 | #ifdef WIN32 |
29 | #include "win32_compat.h" | |
ee872606 RRS |
30 | #endif |
31 | ||
32 | #ifdef HAVE_UTIME_H | |
5670ec6e | 33 | #include <utime.h> |
ee872606 RRS |
34 | #endif |
35 | ||
36 | #ifdef ANDROID | |
37 | #define statvfs statfs | |
38 | #endif | |
dabf4152 AM |
39 | |
40 | #define _GNU_SOURCE | |
5670ec6e | 41 | |
ee872606 RRS |
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 | ||
54 | #ifdef HAVE_NETINET_IN_H | |
55 | #include <netinet/in.h> | |
56 | #endif | |
57 | ||
58 | #ifdef HAVE_STRINGS_H | |
59 | #include <strings.h> | |
60 | #endif | |
61 | ||
dabf4152 AM |
62 | #include <stdio.h> |
63 | #include <stdarg.h> | |
64 | #include <stdlib.h> | |
65 | #include <string.h> | |
ee872606 | 66 | #include <assert.h> |
dabf4152 AM |
67 | #include <errno.h> |
68 | #include <sys/types.h> | |
69 | #include <sys/stat.h> | |
dabf4152 | 70 | #include <fcntl.h> |
ee872606 | 71 | #include "libnfs-zdr.h" |
dabf4152 AM |
72 | #include "libnfs.h" |
73 | #include "libnfs-raw.h" | |
74 | #include "libnfs-raw-mount.h" | |
75 | #include "libnfs-raw-nfs.h" | |
76 | #include "libnfs-private.h" | |
77 | ||
78 | struct nfsdir { | |
79 | struct nfsdirent *entries; | |
80 | struct nfsdirent *current; | |
81 | }; | |
82 | ||
83 | struct nfsfh { | |
84 | struct nfs_fh3 fh; | |
85 | int is_sync; | |
5670ec6e | 86 | uint64_t offset; |
dabf4152 AM |
87 | }; |
88 | ||
89 | struct nfs_context { | |
90 | struct rpc_context *rpc; | |
91 | char *server; | |
92 | char *export; | |
93 | struct nfs_fh3 rootfh; | |
5670ec6e AM |
94 | uint64_t readmax; |
95 | uint64_t writemax; | |
ee872606 | 96 | char *cwd; |
dabf4152 AM |
97 | }; |
98 | ||
99 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
100 | { | |
101 | while (nfsdir->entries) { | |
102 | struct nfsdirent *dirent = nfsdir->entries->next; | |
103 | if (nfsdir->entries->name != NULL) { | |
104 | free(nfsdir->entries->name); | |
105 | } | |
106 | free(nfsdir->entries); | |
107 | nfsdir->entries = dirent; | |
108 | } | |
109 | free(nfsdir); | |
110 | } | |
111 | ||
112 | struct nfs_cb_data; | |
113 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
114 | ||
115 | struct nfs_cb_data { | |
116 | struct nfs_context *nfs; | |
117 | struct nfsfh *nfsfh; | |
118 | char *saved_path, *path; | |
119 | ||
120 | nfs_cb cb; | |
121 | void *private_data; | |
122 | ||
123 | continue_func continue_cb; | |
124 | void *continue_data; | |
125 | void (*free_continue_data)(void *); | |
126 | int continue_int; | |
127 | ||
128 | struct nfs_fh3 fh; | |
129 | ||
130 | /* for multi-read/write calls. */ | |
131 | int error; | |
132 | int cancel; | |
ee872606 | 133 | int oom; |
dabf4152 | 134 | int num_calls; |
5670ec6e | 135 | uint64_t start_offset, max_offset; |
dabf4152 | 136 | char *buffer; |
ee872606 RRS |
137 | size_t request_size; |
138 | char *usrbuf; | |
dabf4152 AM |
139 | }; |
140 | ||
141 | struct nfs_mcb_data { | |
142 | struct nfs_cb_data *data; | |
5670ec6e AM |
143 | uint64_t offset; |
144 | uint64_t count; | |
dabf4152 AM |
145 | }; |
146 | ||
147 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
148 | ||
ee872606 | 149 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
dabf4152 | 150 | { |
5670ec6e | 151 | rpc_set_auth(nfs->rpc, auth); |
dabf4152 AM |
152 | } |
153 | ||
154 | int nfs_get_fd(struct nfs_context *nfs) | |
155 | { | |
156 | return rpc_get_fd(nfs->rpc); | |
157 | } | |
158 | ||
5670ec6e AM |
159 | int nfs_queue_length(struct nfs_context *nfs) |
160 | { | |
161 | return rpc_queue_length(nfs->rpc); | |
162 | } | |
163 | ||
dabf4152 AM |
164 | int nfs_which_events(struct nfs_context *nfs) |
165 | { | |
166 | return rpc_which_events(nfs->rpc); | |
167 | } | |
168 | ||
169 | int nfs_service(struct nfs_context *nfs, int revents) | |
170 | { | |
171 | return rpc_service(nfs->rpc, revents); | |
172 | } | |
173 | ||
174 | char *nfs_get_error(struct nfs_context *nfs) | |
175 | { | |
176 | return rpc_get_error(nfs->rpc); | |
177 | }; | |
178 | ||
ee872606 RRS |
179 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
180 | { | |
181 | if (!strncmp(arg, "tcp-syncnt", 10)) { | |
182 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); | |
183 | } else if (!strncmp(arg, "uid", 3)) { | |
184 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); | |
185 | } else if (!strncmp(arg, "gid", 3)) { | |
186 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); | |
187 | } | |
188 | return 0; | |
189 | } | |
190 | ||
191 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) | |
192 | { | |
193 | struct nfs_url *urls; | |
194 | char *strp, *flagsp, *strp2; | |
195 | ||
196 | if (strncmp(url, "nfs://", 6)) { | |
197 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
198 | return NULL; | |
199 | } | |
200 | ||
201 | urls = malloc(sizeof(struct nfs_url)); | |
202 | if (urls == NULL) { | |
203 | rpc_set_error(nfs->rpc, "Out of memory"); | |
204 | return NULL; | |
205 | } | |
206 | ||
207 | memset(urls, 0x00, sizeof(struct nfs_url)); | |
208 | urls->server = strdup(url + 6); | |
209 | if (urls->server == NULL) { | |
210 | nfs_destroy_url(urls); | |
211 | rpc_set_error(nfs->rpc, "Out of memory"); | |
212 | return NULL; | |
213 | } | |
214 | ||
215 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
216 | urls->server[0] == '?') { | |
217 | if (incomplete) { | |
218 | flagsp = strchr(urls->server, '?'); | |
219 | goto flags; | |
220 | } | |
221 | nfs_destroy_url(urls); | |
222 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
223 | return NULL; | |
224 | } | |
225 | ||
226 | strp = strchr(urls->server, '/'); | |
227 | if (strp == NULL) { | |
228 | if (incomplete) { | |
229 | flagsp = strchr(urls->server, '?'); | |
230 | goto flags; | |
231 | } | |
232 | nfs_destroy_url(urls); | |
233 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
234 | return NULL; | |
235 | } | |
236 | ||
237 | urls->path = strdup(strp); | |
238 | if (urls->path == NULL) { | |
239 | nfs_destroy_url(urls); | |
240 | rpc_set_error(nfs->rpc, "Out of memory"); | |
241 | return NULL; | |
242 | } | |
243 | *strp = 0; | |
244 | ||
245 | if (dir) { | |
246 | flagsp = strchr(urls->path, '?'); | |
247 | goto flags; | |
248 | } | |
249 | ||
250 | strp = strrchr(urls->path, '/'); | |
251 | if (strp == NULL) { | |
252 | if (incomplete) { | |
253 | flagsp = strchr(urls->path, '?'); | |
254 | goto flags; | |
255 | } | |
256 | nfs_destroy_url(urls); | |
257 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
258 | return NULL; | |
259 | } | |
260 | urls->file = strdup(strp); | |
261 | if (urls->path == NULL) { | |
262 | nfs_destroy_url(urls); | |
263 | rpc_set_error(nfs->rpc, "Out of memory"); | |
264 | return NULL; | |
265 | } | |
266 | *strp = 0; | |
267 | flagsp = strchr(urls->file, '?'); | |
268 | ||
269 | flags: | |
270 | if (flagsp) { | |
271 | *flagsp = 0; | |
272 | } | |
273 | ||
274 | if (urls->file && !strlen(urls->file)) { | |
275 | free(urls->file); | |
276 | urls->file = NULL; | |
277 | if (!incomplete) { | |
278 | nfs_destroy_url(urls); | |
279 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
280 | return NULL; | |
281 | } | |
282 | } | |
283 | ||
284 | while (flagsp != NULL && *(flagsp+1) != 0) { | |
285 | strp = flagsp + 1; | |
286 | flagsp = strchr(strp, '&'); | |
287 | if (flagsp) { | |
288 | *flagsp = 0; | |
289 | } | |
290 | strp2 = strchr(strp, '='); | |
291 | if (strp2) { | |
292 | *strp2 = 0; | |
293 | strp2++; | |
294 | nfs_set_context_args(nfs, strp, strp2); | |
295 | } | |
296 | } | |
297 | ||
298 | if (urls->server && strlen(urls->server) <= 1) { | |
299 | free(urls->server); | |
300 | urls->server = NULL; | |
301 | } | |
302 | ||
303 | return urls; | |
304 | } | |
305 | ||
306 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
307 | { | |
308 | return nfs_parse_url(nfs, url, 0, 0); | |
309 | } | |
310 | ||
311 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
312 | { | |
313 | return nfs_parse_url(nfs, url, 1, 0); | |
314 | } | |
315 | ||
316 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
317 | { | |
318 | return nfs_parse_url(nfs, url, 0, 1); | |
319 | } | |
320 | ||
321 | ||
322 | void nfs_destroy_url(struct nfs_url *url) | |
323 | { | |
324 | if (url) { | |
325 | free(url->server); | |
326 | free(url->path); | |
327 | free(url->file); | |
328 | } | |
329 | free(url); | |
330 | } | |
331 | ||
dabf4152 AM |
332 | struct nfs_context *nfs_init_context(void) |
333 | { | |
334 | struct nfs_context *nfs; | |
335 | ||
336 | nfs = malloc(sizeof(struct nfs_context)); | |
337 | if (nfs == NULL) { | |
338 | return NULL; | |
339 | } | |
ee872606 RRS |
340 | memset(nfs, 0, sizeof(struct nfs_context)); |
341 | ||
dabf4152 AM |
342 | nfs->rpc = rpc_init_context(); |
343 | if (nfs->rpc == NULL) { | |
344 | free(nfs); | |
345 | return NULL; | |
346 | } | |
347 | ||
ee872606 | 348 | nfs->cwd = strdup("/"); |
5670ec6e | 349 | |
dabf4152 AM |
350 | return nfs; |
351 | } | |
352 | ||
353 | void nfs_destroy_context(struct nfs_context *nfs) | |
354 | { | |
355 | rpc_destroy_context(nfs->rpc); | |
356 | nfs->rpc = NULL; | |
357 | ||
358 | if (nfs->server) { | |
359 | free(nfs->server); | |
360 | nfs->server = NULL; | |
361 | } | |
362 | ||
363 | if (nfs->export) { | |
364 | free(nfs->export); | |
365 | nfs->export = NULL; | |
366 | } | |
367 | ||
ee872606 RRS |
368 | if (nfs->cwd) { |
369 | free(nfs->cwd); | |
370 | nfs->cwd = NULL; | |
371 | } | |
372 | ||
dabf4152 AM |
373 | if (nfs->rootfh.data.data_val != NULL) { |
374 | free(nfs->rootfh.data.data_val); | |
375 | nfs->rootfh.data.data_val = NULL; | |
376 | } | |
377 | ||
378 | free(nfs); | |
379 | } | |
380 | ||
ee872606 RRS |
381 | struct rpc_cb_data { |
382 | char *server; | |
383 | uint32_t program; | |
384 | uint32_t version; | |
385 | ||
386 | rpc_cb cb; | |
387 | void *private_data; | |
388 | }; | |
389 | ||
390 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
dabf4152 | 391 | { |
ee872606 RRS |
392 | free(data->server); |
393 | data->server = NULL; | |
394 | free(data); | |
395 | } | |
396 | ||
397 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
398 | { | |
399 | struct rpc_cb_data *data = private_data; | |
400 | ||
401 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
402 | ||
403 | /* Dont want any more callbacks even if the socket is closed */ | |
404 | rpc->connect_cb = NULL; | |
405 | ||
406 | if (status == RPC_STATUS_ERROR) { | |
407 | data->cb(rpc, status, command_data, data->private_data); | |
408 | free_rpc_cb_data(data); | |
409 | return; | |
410 | } | |
411 | if (status == RPC_STATUS_CANCEL) { | |
412 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
413 | free_rpc_cb_data(data); | |
414 | return; | |
dabf4152 AM |
415 | } |
416 | ||
ee872606 RRS |
417 | data->cb(rpc, status, NULL, data->private_data); |
418 | free_rpc_cb_data(data); | |
419 | } | |
420 | ||
421 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
422 | { | |
423 | struct rpc_cb_data *data = private_data; | |
424 | uint32_t rpc_port; | |
425 | ||
426 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
427 | ||
428 | if (status == RPC_STATUS_ERROR) { | |
429 | data->cb(rpc, status, command_data, data->private_data); | |
430 | free_rpc_cb_data(data); | |
431 | return; | |
432 | } | |
433 | if (status == RPC_STATUS_CANCEL) { | |
434 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
435 | free_rpc_cb_data(data); | |
436 | return; | |
437 | } | |
438 | ||
439 | rpc_port = *(uint32_t *)command_data; | |
440 | if (rpc_port == 0) { | |
441 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
442 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
443 | free_rpc_cb_data(data); | |
444 | return; | |
445 | } | |
446 | ||
447 | rpc_disconnect(rpc, "normal disconnect"); | |
448 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
449 | data->cb(rpc, status, command_data, data->private_data); | |
450 | free_rpc_cb_data(data); | |
451 | return; | |
452 | } | |
453 | } | |
454 | ||
455 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
456 | { | |
457 | struct rpc_cb_data *data = private_data; | |
458 | ||
459 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
460 | ||
461 | if (status == RPC_STATUS_ERROR) { | |
462 | data->cb(rpc, status, command_data, data->private_data); | |
463 | free_rpc_cb_data(data); | |
464 | return; | |
465 | } | |
466 | if (status == RPC_STATUS_CANCEL) { | |
467 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
468 | free_rpc_cb_data(data); | |
469 | return; | |
dabf4152 AM |
470 | } |
471 | ||
ee872606 RRS |
472 | if (rpc_pmap_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { |
473 | data->cb(rpc, status, command_data, data->private_data); | |
474 | free_rpc_cb_data(data); | |
475 | return; | |
dabf4152 | 476 | } |
ee872606 RRS |
477 | } |
478 | ||
479 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
480 | { | |
481 | struct rpc_cb_data *data = private_data; | |
482 | ||
483 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
484 | ||
485 | /* Dont want any more callbacks even if the socket is closed */ | |
486 | rpc->connect_cb = NULL; | |
dabf4152 | 487 | |
ee872606 RRS |
488 | if (status == RPC_STATUS_ERROR) { |
489 | data->cb(rpc, status, command_data, data->private_data); | |
490 | free_rpc_cb_data(data); | |
491 | return; | |
dabf4152 | 492 | } |
ee872606 RRS |
493 | if (status == RPC_STATUS_CANCEL) { |
494 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
495 | free_rpc_cb_data(data); | |
496 | return; | |
497 | } | |
498 | ||
499 | if (rpc_pmap_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
500 | data->cb(rpc, status, command_data, data->private_data); | |
501 | free_rpc_cb_data(data); | |
502 | return; | |
503 | } | |
504 | } | |
505 | ||
506 | int rpc_connect_program_async(struct rpc_context *rpc, char *server, int program, int version, rpc_cb cb, void *private_data) | |
507 | { | |
508 | struct rpc_cb_data *data; | |
509 | ||
510 | data = malloc(sizeof(struct rpc_cb_data)); | |
511 | if (data == NULL) { | |
512 | return -1; | |
513 | } | |
514 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
515 | data->server = strdup(server); | |
516 | data->program = program; | |
517 | data->version = version; | |
518 | ||
519 | data->cb = cb; | |
520 | data->private_data = private_data; | |
521 | ||
522 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
523 | rpc_set_error(rpc, "Failed to start connection"); | |
524 | free_rpc_cb_data(data); | |
525 | return -1; | |
526 | } | |
527 | return 0; | |
528 | } | |
529 | ||
530 | static void free_nfs_cb_data(struct nfs_cb_data *data) | |
531 | { | |
532 | if (data->continue_data != NULL) { | |
533 | assert(data->free_continue_data); | |
534 | data->free_continue_data(data->continue_data); | |
535 | } | |
536 | ||
537 | free(data->saved_path); | |
538 | free(data->fh.data.data_val); | |
539 | free(data->buffer); | |
dabf4152 AM |
540 | |
541 | free(data); | |
542 | } | |
543 | ||
544 | ||
545 | ||
546 | ||
547 | ||
ee872606 | 548 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
549 | { |
550 | struct nfs_cb_data *data = private_data; | |
551 | struct nfs_context *nfs = data->nfs; | |
552 | ||
ee872606 RRS |
553 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
554 | ||
dabf4152 AM |
555 | if (status == RPC_STATUS_ERROR) { |
556 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
557 | free_nfs_cb_data(data); | |
558 | return; | |
559 | } | |
560 | if (status == RPC_STATUS_CANCEL) { | |
561 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
562 | free_nfs_cb_data(data); | |
563 | return; | |
564 | } | |
565 | ||
566 | data->cb(0, nfs, NULL, data->private_data); | |
567 | free_nfs_cb_data(data); | |
568 | } | |
569 | ||
570 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
571 | { | |
572 | struct nfs_cb_data *data = private_data; | |
573 | struct nfs_context *nfs = data->nfs; | |
574 | FSINFO3res *res = command_data; | |
ee872606 RRS |
575 | struct GETATTR3args args; |
576 | ||
577 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
dabf4152 AM |
578 | |
579 | if (status == RPC_STATUS_ERROR) { | |
580 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
581 | free_nfs_cb_data(data); | |
582 | return; | |
583 | } | |
584 | if (status == RPC_STATUS_CANCEL) { | |
585 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
586 | free_nfs_cb_data(data); | |
587 | return; | |
588 | } | |
589 | ||
590 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; | |
591 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
592 | ||
ee872606 RRS |
593 | memset(&args, 0, sizeof(GETATTR3args)); |
594 | args.object = nfs->rootfh; | |
595 | ||
596 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
dabf4152 AM |
597 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
598 | free_nfs_cb_data(data); | |
599 | return; | |
600 | } | |
601 | } | |
602 | ||
603 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
604 | { | |
605 | struct nfs_cb_data *data = private_data; | |
606 | struct nfs_context *nfs = data->nfs; | |
ee872606 RRS |
607 | struct FSINFO3args args; |
608 | ||
609 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
dabf4152 AM |
610 | |
611 | if (status == RPC_STATUS_ERROR) { | |
612 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
613 | free_nfs_cb_data(data); | |
614 | return; | |
615 | } | |
616 | if (status == RPC_STATUS_CANCEL) { | |
617 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
618 | free_nfs_cb_data(data); | |
619 | return; | |
620 | } | |
621 | ||
ee872606 RRS |
622 | args.fsroot = nfs->rootfh; |
623 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
dabf4152 AM |
624 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
625 | free_nfs_cb_data(data); | |
626 | return; | |
627 | } | |
628 | } | |
629 | ||
630 | ||
631 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
632 | { | |
633 | struct nfs_cb_data *data = private_data; | |
634 | struct nfs_context *nfs = data->nfs; | |
635 | ||
ee872606 RRS |
636 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
637 | ||
5670ec6e AM |
638 | /* Dont want any more callbacks even if the socket is closed */ |
639 | rpc->connect_cb = NULL; | |
640 | ||
dabf4152 AM |
641 | if (status == RPC_STATUS_ERROR) { |
642 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
643 | free_nfs_cb_data(data); | |
644 | return; | |
645 | } | |
646 | if (status == RPC_STATUS_CANCEL) { | |
647 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
648 | free_nfs_cb_data(data); | |
649 | return; | |
650 | } | |
651 | ||
ee872606 | 652 | if (rpc_nfs3_null_async(rpc, nfs_mount_8_cb, data) != 0) { |
dabf4152 AM |
653 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
654 | free_nfs_cb_data(data); | |
655 | return; | |
656 | } | |
657 | } | |
658 | ||
659 | ||
660 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
661 | { | |
662 | struct nfs_cb_data *data = private_data; | |
663 | struct nfs_context *nfs = data->nfs; | |
664 | mountres3 *res; | |
665 | ||
ee872606 RRS |
666 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
667 | ||
dabf4152 AM |
668 | if (status == RPC_STATUS_ERROR) { |
669 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
670 | free_nfs_cb_data(data); | |
671 | return; | |
672 | } | |
673 | if (status == RPC_STATUS_CANCEL) { | |
674 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
675 | free_nfs_cb_data(data); | |
676 | return; | |
677 | } | |
678 | ||
679 | res = command_data; | |
680 | if (res->fhs_status != MNT3_OK) { | |
681 | 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)); | |
682 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
683 | free_nfs_cb_data(data); | |
684 | return; | |
685 | } | |
686 | ||
687 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
688 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
689 | if (nfs->rootfh.data.data_val == NULL) { | |
690 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
691 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
692 | free_nfs_cb_data(data); | |
693 | return; | |
694 | } | |
695 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
696 | ||
697 | rpc_disconnect(rpc, "normal disconnect"); | |
698 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
699 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
700 | free_nfs_cb_data(data); | |
701 | return; | |
702 | } | |
5670ec6e AM |
703 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
704 | rpc_set_autoreconnect(rpc); | |
dabf4152 AM |
705 | } |
706 | ||
707 | ||
708 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
709 | { | |
710 | struct nfs_cb_data *data = private_data; | |
711 | struct nfs_context *nfs = data->nfs; | |
712 | ||
ee872606 RRS |
713 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
714 | ||
dabf4152 AM |
715 | if (status == RPC_STATUS_ERROR) { |
716 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
717 | free_nfs_cb_data(data); | |
718 | return; | |
719 | } | |
720 | if (status == RPC_STATUS_CANCEL) { | |
721 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
722 | free_nfs_cb_data(data); | |
723 | return; | |
724 | } | |
725 | ||
ee872606 | 726 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
dabf4152 AM |
727 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
728 | free_nfs_cb_data(data); | |
729 | return; | |
730 | } | |
731 | } | |
732 | ||
733 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
734 | { | |
735 | struct nfs_cb_data *data = private_data; | |
736 | struct nfs_context *nfs = data->nfs; | |
737 | ||
ee872606 RRS |
738 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
739 | ||
5670ec6e AM |
740 | /* Dont want any more callbacks even if the socket is closed */ |
741 | rpc->connect_cb = NULL; | |
742 | ||
dabf4152 AM |
743 | if (status == RPC_STATUS_ERROR) { |
744 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
745 | free_nfs_cb_data(data); | |
746 | return; | |
747 | } | |
748 | if (status == RPC_STATUS_CANCEL) { | |
749 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
750 | free_nfs_cb_data(data); | |
751 | return; | |
752 | } | |
753 | ||
ee872606 | 754 | if (rpc_mount3_null_async(rpc, nfs_mount_5_cb, data) != 0) { |
dabf4152 AM |
755 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
756 | free_nfs_cb_data(data); | |
757 | return; | |
758 | } | |
759 | } | |
760 | ||
761 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
762 | { | |
763 | struct nfs_cb_data *data = private_data; | |
764 | struct nfs_context *nfs = data->nfs; | |
765 | uint32_t mount_port; | |
766 | ||
ee872606 RRS |
767 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
768 | ||
769 | if (status == RPC_STATUS_ERROR) { | |
dabf4152 AM |
770 | data->cb(-EFAULT, nfs, command_data, data->private_data); |
771 | free_nfs_cb_data(data); | |
772 | return; | |
773 | } | |
774 | if (status == RPC_STATUS_CANCEL) { | |
775 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
776 | free_nfs_cb_data(data); | |
777 | return; | |
778 | } | |
779 | ||
780 | mount_port = *(uint32_t *)command_data; | |
781 | if (mount_port == 0) { | |
782 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
783 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
784 | free_nfs_cb_data(data); | |
785 | return; | |
786 | } | |
787 | ||
788 | rpc_disconnect(rpc, "normal disconnect"); | |
789 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
790 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
791 | free_nfs_cb_data(data); | |
792 | return; | |
793 | } | |
794 | } | |
795 | ||
796 | ||
797 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
798 | { | |
799 | struct nfs_cb_data *data = private_data; | |
800 | struct nfs_context *nfs = data->nfs; | |
801 | ||
ee872606 RRS |
802 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
803 | ||
dabf4152 AM |
804 | if (status == RPC_STATUS_ERROR) { |
805 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
806 | free_nfs_cb_data(data); | |
807 | return; | |
808 | } | |
809 | if (status == RPC_STATUS_CANCEL) { | |
810 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
811 | free_nfs_cb_data(data); | |
812 | return; | |
813 | } | |
814 | ||
fab61e3d | 815 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
dabf4152 AM |
816 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
817 | free_nfs_cb_data(data); | |
818 | return; | |
819 | } | |
820 | } | |
821 | ||
822 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
823 | { | |
824 | struct nfs_cb_data *data = private_data; | |
825 | struct nfs_context *nfs = data->nfs; | |
826 | ||
ee872606 RRS |
827 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
828 | ||
5670ec6e AM |
829 | /* Dont want any more callbacks even if the socket is closed */ |
830 | rpc->connect_cb = NULL; | |
831 | ||
dabf4152 AM |
832 | if (status == RPC_STATUS_ERROR) { |
833 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
834 | free_nfs_cb_data(data); | |
835 | return; | |
836 | } | |
837 | if (status == RPC_STATUS_CANCEL) { | |
838 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
839 | free_nfs_cb_data(data); | |
840 | return; | |
841 | } | |
842 | ||
843 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
844 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
845 | free_nfs_cb_data(data); | |
846 | return; | |
847 | } | |
848 | } | |
849 | ||
850 | /* | |
851 | * Async call for mounting an nfs share and geting the root filehandle | |
852 | */ | |
853 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
854 | { | |
855 | struct nfs_cb_data *data; | |
5670ec6e | 856 | char *new_server, *new_export; |
dabf4152 AM |
857 | |
858 | data = malloc(sizeof(struct nfs_cb_data)); | |
859 | if (data == NULL) { | |
860 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); | |
861 | return -1; | |
862 | } | |
5670ec6e AM |
863 | memset(data, 0, sizeof(struct nfs_cb_data)); |
864 | new_server = strdup(server); | |
865 | new_export = strdup(export); | |
866 | if (nfs->server != NULL) { | |
867 | free(nfs->server); | |
868 | } | |
869 | nfs->server = new_server; | |
870 | if (nfs->export != NULL) { | |
871 | free(nfs->export); | |
872 | } | |
873 | nfs->export = new_export; | |
dabf4152 AM |
874 | data->nfs = nfs; |
875 | data->cb = cb; | |
876 | data->private_data = private_data; | |
877 | ||
878 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
879 | rpc_set_error(nfs->rpc, "Failed to start connection"); | |
880 | free_nfs_cb_data(data); | |
881 | return -1; | |
882 | } | |
883 | ||
884 | return 0; | |
885 | } | |
886 | ||
887 | ||
888 | ||
889 | /* | |
890 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
891 | * the filehandle for the final component is found. | |
892 | */ | |
ee872606 | 893 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
894 | { |
895 | struct nfs_cb_data *data = private_data; | |
896 | struct nfs_context *nfs = data->nfs; | |
897 | LOOKUP3res *res; | |
898 | ||
ee872606 RRS |
899 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
900 | ||
dabf4152 AM |
901 | if (status == RPC_STATUS_ERROR) { |
902 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
903 | free_nfs_cb_data(data); | |
904 | return; | |
905 | } | |
906 | if (status == RPC_STATUS_CANCEL) { | |
907 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
908 | free_nfs_cb_data(data); | |
909 | return; | |
910 | } | |
911 | ||
912 | res = command_data; | |
913 | if (res->status != NFS3_OK) { | |
914 | 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)); | |
915 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
916 | free_nfs_cb_data(data); | |
917 | return; | |
918 | } | |
919 | ||
920 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
921 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
922 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
923 | free_nfs_cb_data(data); | |
924 | return; | |
925 | } | |
926 | } | |
927 | ||
928 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
929 | { | |
ee872606 RRS |
930 | char *path, *slash; |
931 | LOOKUP3args args; | |
dabf4152 AM |
932 | |
933 | while (*data->path == '/') { | |
934 | data->path++; | |
935 | } | |
936 | ||
937 | path = data->path; | |
ee872606 RRS |
938 | slash = strchr(path, '/'); |
939 | if (slash != NULL) { | |
940 | /* Clear slash so that path is a zero terminated string for | |
941 | * the current path component. Set it back to '/' again later | |
942 | * when we are finished referencing this component so that | |
943 | * data->saved_path will still point to the full | |
944 | * normalized path. | |
945 | */ | |
946 | *slash = 0; | |
947 | data->path = slash+1; | |
dabf4152 AM |
948 | } else { |
949 | while (*data->path != 0) { | |
950 | data->path++; | |
951 | } | |
952 | } | |
953 | ||
954 | if (*path == 0) { | |
955 | data->fh.data.data_len = fh->data.data_len; | |
956 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
957 | if (data->fh.data.data_val == NULL) { | |
958 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
959 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
960 | free_nfs_cb_data(data); | |
961 | return -1; | |
962 | } | |
963 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
ee872606 RRS |
964 | if (slash != NULL) { |
965 | *slash = '/'; | |
966 | } | |
dabf4152 AM |
967 | data->continue_cb(nfs, data); |
968 | return 0; | |
969 | } | |
970 | ||
ee872606 RRS |
971 | |
972 | memset(&args, 0, sizeof(LOOKUP3args)); | |
973 | args.what.dir = *fh; | |
974 | args.what.name = path; | |
975 | ||
976 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
dabf4152 AM |
977 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
978 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
979 | free_nfs_cb_data(data); | |
980 | return -1; | |
981 | } | |
ee872606 RRS |
982 | if (slash != NULL) { |
983 | *slash = '/'; | |
984 | } | |
dabf4152 AM |
985 | return 0; |
986 | } | |
987 | ||
ee872606 | 988 | static int nfs_normalize_path(struct nfs_context *nfs, char *path) |
dabf4152 | 989 | { |
ee872606 RRS |
990 | char *str; |
991 | int len; | |
992 | ||
993 | /* // -> / */ | |
994 | while ((str = strstr(path, "//"))) { | |
995 | while(*str) { | |
996 | *str = *(str + 1); | |
997 | str++; | |
998 | } | |
999 | } | |
1000 | ||
1001 | /* /./ -> / */ | |
1002 | while ((str = strstr(path, "/./"))) { | |
1003 | while(*(str + 1)) { | |
1004 | *str = *(str + 2); | |
1005 | str++; | |
1006 | } | |
1007 | } | |
dabf4152 | 1008 | |
ee872606 RRS |
1009 | /* ^/../ -> error */ |
1010 | if (!strncmp(path, "/../", 4)) { | |
1011 | rpc_set_error(nfs->rpc, | |
1012 | "Absolute path starts with '/../' " | |
1013 | "during normalization"); | |
1014 | return -1; | |
1015 | } | |
1016 | ||
1017 | /* ^[^/] -> error */ | |
dabf4152 | 1018 | if (path[0] != '/') { |
ee872606 RRS |
1019 | rpc_set_error(nfs->rpc, |
1020 | "Absolute path does not start with '/'"); | |
1021 | return -1; | |
1022 | } | |
1023 | ||
1024 | /* /string/../ -> / */ | |
1025 | while ((str = strstr(path, "/../"))) { | |
1026 | char *tmp; | |
1027 | ||
1028 | if (!strncmp(path, "/../", 4)) { | |
1029 | rpc_set_error(nfs->rpc, | |
1030 | "Absolute path starts with '/../' " | |
1031 | "during normalization"); | |
1032 | return -1; | |
1033 | } | |
1034 | ||
1035 | tmp = str - 1; | |
1036 | while (*tmp != '/') { | |
1037 | tmp--; | |
1038 | } | |
1039 | str += 3; | |
1040 | while((*(tmp++) = *(str++)) != '\0') | |
1041 | ; | |
1042 | } | |
1043 | ||
1044 | /* /$ -> \0 */ | |
1045 | len = strlen(path); | |
1046 | if (len >= 1) { | |
1047 | if (path[len - 1] == '/') { | |
1048 | path[len - 1] = '\0'; | |
1049 | len--; | |
1050 | } | |
1051 | } | |
1052 | if (path[0] == '\0') { | |
1053 | rpc_set_error(nfs->rpc, | |
1054 | "Absolute path became '' " | |
1055 | "during normalization"); | |
1056 | return -1; | |
1057 | } | |
1058 | ||
1059 | /* /.$ -> \0 */ | |
1060 | if (len >= 2) { | |
1061 | if (!strcmp(&path[len - 2], "/.")) { | |
1062 | path[len - 2] = '\0'; | |
1063 | len -= 2; | |
1064 | } | |
1065 | } | |
1066 | ||
1067 | /* ^/..$ -> error */ | |
1068 | if (!strcmp(path, "/..")) { | |
1069 | rpc_set_error(nfs->rpc, | |
1070 | "Absolute path is '/..' " | |
1071 | "during normalization"); | |
dabf4152 AM |
1072 | return -1; |
1073 | } | |
1074 | ||
ee872606 RRS |
1075 | /* /string/..$ -> / */ |
1076 | if (len >= 3) { | |
1077 | if (!strcmp(&path[len - 3], "/..")) { | |
1078 | char *tmp = &path[len - 3]; | |
1079 | while (*--tmp != '/') | |
1080 | ; | |
1081 | *tmp = '\0'; | |
1082 | } | |
1083 | } | |
1084 | ||
1085 | return 0; | |
1086 | } | |
1087 | ||
1088 | 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) | |
1089 | { | |
1090 | struct nfs_cb_data *data; | |
1091 | ||
1092 | if (path[0] == '\0') { | |
1093 | path = "."; | |
1094 | } | |
1095 | ||
dabf4152 AM |
1096 | data = malloc(sizeof(struct nfs_cb_data)); |
1097 | if (data == NULL) { | |
ee872606 RRS |
1098 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate " |
1099 | "nfs_cb_data structure"); | |
1100 | if (free_continue_data) | |
1101 | free_continue_data(continue_data); | |
dabf4152 AM |
1102 | return -1; |
1103 | } | |
5670ec6e | 1104 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
1105 | data->nfs = nfs; |
1106 | data->cb = cb; | |
1107 | data->continue_cb = continue_cb; | |
1108 | data->continue_data = continue_data; | |
1109 | data->free_continue_data = free_continue_data; | |
1110 | data->continue_int = continue_int; | |
1111 | data->private_data = private_data; | |
ee872606 RRS |
1112 | if (path[0] == '/') { |
1113 | data->saved_path = strdup(path); | |
1114 | } else { | |
1115 | data->saved_path = malloc(strlen(path) + strlen(nfs->cwd) + 2); | |
1116 | if (data->saved_path == NULL) { | |
1117 | rpc_set_error(nfs->rpc, "out of memory: failed to " | |
1118 | "malloc path string"); | |
1119 | free_nfs_cb_data(data); | |
1120 | return -1; | |
1121 | } | |
1122 | sprintf(data->saved_path, "%s/%s", nfs->cwd, path); | |
1123 | } | |
1124 | ||
dabf4152 AM |
1125 | if (data->saved_path == NULL) { |
1126 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
1127 | free_nfs_cb_data(data); | |
1128 | return -1; | |
1129 | } | |
ee872606 RRS |
1130 | if (nfs_normalize_path(nfs, data->saved_path) != 0) { |
1131 | free_nfs_cb_data(data); | |
1132 | return -1; | |
1133 | } | |
1134 | ||
dabf4152 AM |
1135 | data->path = data->saved_path; |
1136 | ||
1137 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
1138 | /* return 0 here since the callback will be invoked if there is a failure */ | |
1139 | return 0; | |
1140 | } | |
1141 | return 0; | |
1142 | } | |
1143 | ||
1144 | ||
1145 | ||
1146 | ||
1147 | ||
1148 | /* | |
1149 | * Async stat() | |
1150 | */ | |
ee872606 | 1151 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
1152 | { |
1153 | GETATTR3res *res; | |
1154 | struct nfs_cb_data *data = private_data; | |
1155 | struct nfs_context *nfs = data->nfs; | |
ee872606 RRS |
1156 | #ifdef WIN32 |
1157 | struct __stat64 st; | |
1158 | #else | |
dabf4152 | 1159 | struct stat st; |
ee872606 RRS |
1160 | #endif |
1161 | ||
1162 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
dabf4152 AM |
1163 | |
1164 | if (status == RPC_STATUS_ERROR) { | |
1165 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1166 | free_nfs_cb_data(data); | |
1167 | return; | |
1168 | } | |
1169 | if (status == RPC_STATUS_CANCEL) { | |
1170 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1171 | free_nfs_cb_data(data); | |
1172 | return; | |
1173 | } | |
1174 | ||
1175 | res = command_data; | |
1176 | if (res->status != NFS3_OK) { | |
1177 | 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)); | |
1178 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1179 | free_nfs_cb_data(data); | |
1180 | return; | |
1181 | } | |
1182 | ||
1183 | st.st_dev = -1; | |
1184 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1185 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
1186 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { | |
1187 | st.st_mode |= S_IFDIR ; | |
1188 | } | |
5670ec6e AM |
1189 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1190 | st.st_mode |= S_IFREG ; | |
1191 | } | |
dabf4152 AM |
1192 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1193 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1194 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1195 | st.st_rdev = 0; | |
1196 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
5670ec6e | 1197 | #ifndef WIN32 |
dabf4152 AM |
1198 | st.st_blksize = 4096; |
1199 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
ee872606 | 1200 | #endif//WIN32 |
dabf4152 AM |
1201 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1202 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1203 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1204 | ||
1205 | data->cb(0, nfs, &st, data->private_data); | |
1206 | free_nfs_cb_data(data); | |
1207 | } | |
1208 | ||
1209 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1210 | { | |
ee872606 RRS |
1211 | struct GETATTR3args args; |
1212 | ||
1213 | memset(&args, 0, sizeof(GETATTR3args)); | |
1214 | args.object = data->fh; | |
1215 | ||
1216 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
dabf4152 AM |
1217 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1218 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1219 | free_nfs_cb_data(data); | |
1220 | return -1; | |
1221 | } | |
1222 | return 0; | |
1223 | } | |
1224 | ||
1225 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1226 | { | |
1227 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
1228 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1229 | return -1; | |
1230 | } | |
1231 | ||
1232 | return 0; | |
1233 | } | |
1234 | ||
1235 | ||
ee872606 RRS |
1236 | /* |
1237 | * Async nfs_stat64() | |
1238 | */ | |
1239 | static void nfs_stat64_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1240 | { | |
1241 | GETATTR3res *res; | |
1242 | struct nfs_cb_data *data = private_data; | |
1243 | struct nfs_context *nfs = data->nfs; | |
1244 | struct nfs_stat_64 st; | |
1245 | ||
1246 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1247 | ||
1248 | if (status == RPC_STATUS_ERROR) { | |
1249 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1250 | free_nfs_cb_data(data); | |
1251 | return; | |
1252 | } | |
1253 | if (status == RPC_STATUS_CANCEL) { | |
1254 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1255 | free_nfs_cb_data(data); | |
1256 | return; | |
1257 | } | |
1258 | ||
1259 | res = command_data; | |
1260 | if (res->status != NFS3_OK) { | |
1261 | 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)); | |
1262 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1263 | free_nfs_cb_data(data); | |
1264 | return; | |
1265 | } | |
1266 | ||
1267 | st.nfs_dev = -1; | |
1268 | st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1269 | st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
1270 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { | |
1271 | st.nfs_mode |= S_IFDIR ; | |
1272 | } | |
1273 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { | |
1274 | st.nfs_mode |= S_IFREG ; | |
1275 | } | |
1276 | st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; | |
1277 | st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1278 | st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1279 | st.nfs_rdev = 0; | |
1280 | st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
1281 | st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; | |
1282 | st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1283 | st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1284 | ||
1285 | data->cb(0, nfs, &st, data->private_data); | |
1286 | free_nfs_cb_data(data); | |
1287 | } | |
1288 | ||
1289 | static int nfs_stat64_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1290 | { | |
1291 | struct GETATTR3args args; | |
1292 | ||
1293 | memset(&args, 0, sizeof(GETATTR3args)); | |
1294 | args.object = data->fh; | |
1295 | ||
1296 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
1297 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1298 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1299 | free_nfs_cb_data(data); | |
1300 | return -1; | |
1301 | } | |
1302 | return 0; | |
1303 | } | |
1304 | ||
1305 | int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1306 | { | |
1307 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) { | |
1308 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1309 | return -1; | |
1310 | } | |
1311 | ||
1312 | return 0; | |
1313 | } | |
1314 | ||
1315 | /* | |
1316 | * Async open() | |
1317 | */ | |
1318 | static void nfs_open_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1319 | { | |
1320 | struct nfs_cb_data *data = private_data; | |
1321 | struct nfs_context *nfs = data->nfs; | |
1322 | struct nfsfh *nfsfh; | |
1323 | SETATTR3res *res; | |
1324 | ||
1325 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1326 | ||
1327 | if (status == RPC_STATUS_ERROR) { | |
1328 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1329 | free_nfs_cb_data(data); | |
1330 | return; | |
1331 | } | |
1332 | if (status == RPC_STATUS_CANCEL) { | |
1333 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1334 | free_nfs_cb_data(data); | |
1335 | return; | |
1336 | } | |
1337 | ||
1338 | res = command_data; | |
1339 | if (res->status != NFS3_OK) { | |
1340 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1341 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1342 | free_nfs_cb_data(data); | |
1343 | return; | |
1344 | } | |
1345 | ||
1346 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1347 | if (nfsfh == NULL) { | |
1348 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1349 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1350 | free_nfs_cb_data(data); | |
1351 | return; | |
1352 | } | |
1353 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1354 | ||
1355 | if (data->continue_int & O_SYNC) { | |
1356 | nfsfh->is_sync = 1; | |
1357 | } | |
dabf4152 | 1358 | |
ee872606 RRS |
1359 | /* steal the filehandle */ |
1360 | nfsfh->fh = data->fh; | |
1361 | data->fh.data.data_val = NULL; | |
dabf4152 | 1362 | |
ee872606 RRS |
1363 | data->cb(0, nfs, nfsfh, data->private_data); |
1364 | free_nfs_cb_data(data); | |
1365 | } | |
dabf4152 | 1366 | |
ee872606 | 1367 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
1368 | { |
1369 | ACCESS3res *res; | |
1370 | struct nfs_cb_data *data = private_data; | |
1371 | struct nfs_context *nfs = data->nfs; | |
1372 | struct nfsfh *nfsfh; | |
1373 | unsigned int nfsmode = 0; | |
1374 | ||
ee872606 RRS |
1375 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1376 | ||
dabf4152 AM |
1377 | if (status == RPC_STATUS_ERROR) { |
1378 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1379 | free_nfs_cb_data(data); | |
1380 | return; | |
1381 | } | |
1382 | if (status == RPC_STATUS_CANCEL) { | |
1383 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1384 | free_nfs_cb_data(data); | |
1385 | return; | |
1386 | } | |
1387 | ||
1388 | res = command_data; | |
1389 | if (res->status != NFS3_OK) { | |
1390 | 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)); | |
1391 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1392 | free_nfs_cb_data(data); | |
1393 | return; | |
1394 | } | |
1395 | ||
1396 | if (data->continue_int & O_WRONLY) { | |
1397 | nfsmode |= ACCESS3_MODIFY; | |
1398 | } | |
1399 | if (data->continue_int & O_RDWR) { | |
1400 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1401 | } | |
1402 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1403 | nfsmode |= ACCESS3_READ; | |
1404 | } | |
1405 | ||
1406 | ||
1407 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1408 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1409 | nfsmode&ACCESS3_READ?'r':'-', | |
1410 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1411 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1412 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1413 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1414 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1415 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1416 | free_nfs_cb_data(data); | |
1417 | return; | |
1418 | } | |
1419 | ||
ee872606 RRS |
1420 | /* Try to truncate it if we were requested to */ |
1421 | if ((data->continue_int & O_TRUNC) && | |
1422 | (data->continue_int & (O_RDWR|O_WRONLY))) { | |
1423 | SETATTR3args args; | |
1424 | ||
1425 | memset(&args, 0, sizeof(SETATTR3args)); | |
1426 | args.object = data->fh; | |
1427 | args.new_attributes.size.set_it = 1; | |
1428 | args.new_attributes.size.set_size3_u.size = 0; | |
1429 | ||
1430 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_open_trunc_cb, &args, | |
1431 | data) != 0) { | |
1432 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
1433 | "SETATTR call for %s", data->path); | |
1434 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1435 | data->private_data); | |
1436 | free_nfs_cb_data(data); | |
1437 | return; | |
1438 | } | |
1439 | return; | |
1440 | } | |
1441 | ||
dabf4152 AM |
1442 | nfsfh = malloc(sizeof(struct nfsfh)); |
1443 | if (nfsfh == NULL) { | |
1444 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1445 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1446 | free_nfs_cb_data(data); | |
1447 | return; | |
1448 | } | |
5670ec6e | 1449 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
dabf4152 AM |
1450 | |
1451 | if (data->continue_int & O_SYNC) { | |
1452 | nfsfh->is_sync = 1; | |
1453 | } | |
1454 | ||
1455 | /* steal the filehandle */ | |
ee872606 | 1456 | nfsfh->fh = data->fh; |
dabf4152 AM |
1457 | data->fh.data.data_val = NULL; |
1458 | ||
1459 | data->cb(0, nfs, nfsfh, data->private_data); | |
1460 | free_nfs_cb_data(data); | |
1461 | } | |
1462 | ||
1463 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1464 | { | |
1465 | int nfsmode = 0; | |
ee872606 | 1466 | ACCESS3args args; |
dabf4152 AM |
1467 | |
1468 | if (data->continue_int & O_WRONLY) { | |
1469 | nfsmode |= ACCESS3_MODIFY; | |
1470 | } | |
1471 | if (data->continue_int & O_RDWR) { | |
1472 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1473 | } | |
1474 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1475 | nfsmode |= ACCESS3_READ; | |
1476 | } | |
1477 | ||
ee872606 RRS |
1478 | memset(&args, 0, sizeof(ACCESS3args)); |
1479 | args.object = data->fh; | |
1480 | args.access = nfsmode; | |
1481 | ||
1482 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
1483 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS " | |
1484 | "call for %s", data->path); | |
1485 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1486 | data->private_data); | |
dabf4152 AM |
1487 | free_nfs_cb_data(data); |
1488 | return -1; | |
1489 | } | |
1490 | return 0; | |
1491 | } | |
1492 | ||
ee872606 | 1493 | int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data) |
dabf4152 | 1494 | { |
ee872606 | 1495 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) { |
dabf4152 AM |
1496 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1497 | return -1; | |
1498 | } | |
1499 | ||
1500 | return 0; | |
1501 | } | |
1502 | ||
1503 | ||
dabf4152 | 1504 | /* |
ee872606 | 1505 | * Async chdir() |
dabf4152 | 1506 | */ |
ee872606 | 1507 | static int nfs_chdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) |
dabf4152 | 1508 | { |
ee872606 RRS |
1509 | /* steal saved_path */ |
1510 | free(nfs->cwd); | |
1511 | nfs->cwd = data->saved_path; | |
1512 | data->saved_path = NULL; | |
dabf4152 | 1513 | |
ee872606 RRS |
1514 | data->cb(0, nfs, NULL, data->private_data); |
1515 | free_nfs_cb_data(data); | |
dabf4152 | 1516 | |
ee872606 RRS |
1517 | return 0; |
1518 | } | |
1519 | ||
1520 | int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1521 | { | |
1522 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) { | |
1523 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1524 | return -1; | |
dabf4152 AM |
1525 | } |
1526 | ||
ee872606 | 1527 | return 0; |
dabf4152 AM |
1528 | } |
1529 | ||
ee872606 RRS |
1530 | |
1531 | /* | |
1532 | * Async pread() | |
1533 | */ | |
1534 | static void nfs_fill_READ3args(READ3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count) | |
1535 | { | |
1536 | memset(args, 0, sizeof(READ3args)); | |
1537 | args->file = fh->fh; | |
1538 | args->offset = offset; | |
1539 | args->count = count; | |
1540 | } | |
1541 | ||
1542 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
dabf4152 AM |
1543 | { |
1544 | struct nfs_mcb_data *mdata = private_data; | |
1545 | struct nfs_cb_data *data = mdata->data; | |
1546 | struct nfs_context *nfs = data->nfs; | |
1547 | READ3res *res; | |
1548 | ||
ee872606 RRS |
1549 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1550 | ||
dabf4152 AM |
1551 | data->num_calls--; |
1552 | ||
1553 | if (status == RPC_STATUS_ERROR) { | |
1554 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1555 | data->error = 1; | |
1556 | } | |
1557 | if (status == RPC_STATUS_CANCEL) { | |
1558 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1559 | data->cancel = 1; | |
1560 | } | |
1561 | ||
dabf4152 AM |
1562 | if (status == RPC_STATUS_SUCCESS) { |
1563 | res = command_data; | |
1564 | if (res->status != NFS3_OK) { | |
1565 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1566 | data->error = 1; | |
1567 | } else { | |
ee872606 RRS |
1568 | /* if we have more than one call or we have received a short read we need a reassembly buffer */ |
1569 | if (data->num_calls || (res->READ3res_u.resok.count < mdata->count && !res->READ3res_u.resok.eof)) { | |
1570 | if (data->buffer == NULL) { | |
1571 | data->buffer = malloc(data->request_size); | |
1572 | if (data->buffer == NULL) { | |
1573 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data->request_size); | |
1574 | data->oom = 1; | |
1575 | } | |
1576 | } | |
1577 | } | |
dabf4152 | 1578 | if (res->READ3res_u.resok.count > 0) { |
ee872606 RRS |
1579 | if (res->READ3res_u.resok.count <= mdata->count) { |
1580 | /* copy data into reassembly buffer if we have one */ | |
1581 | if (data->buffer != NULL) { | |
1582 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
1583 | } | |
1584 | if (data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
1585 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
1586 | } | |
1587 | } else { | |
1588 | rpc_set_error(nfs->rpc, "NFS: Read overflow. Server has sent more data than requested!"); | |
1589 | data->error = 1; | |
1590 | } | |
1591 | } | |
1592 | /* check if we have received a short read */ | |
1593 | if (res->READ3res_u.resok.count < mdata->count && !res->READ3res_u.resok.eof) { | |
1594 | if (res->READ3res_u.resok.count == 0) { | |
1595 | rpc_set_error(nfs->rpc, "NFS: Read failed. No bytes read and not at EOF!"); | |
1596 | data->error = 1; | |
1597 | } else { | |
1598 | /* reissue reminder of this read request */ | |
1599 | READ3args args; | |
1600 | mdata->offset += res->READ3res_u.resok.count; | |
1601 | mdata->count -= res->READ3res_u.resok.count; | |
1602 | nfs_fill_READ3args(&args, data->nfsfh, mdata->offset, mdata->count); | |
1603 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) == 0) { | |
1604 | data->num_calls++; | |
1605 | return; | |
1606 | } else { | |
1607 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1608 | data->oom = 1; | |
1609 | } | |
dabf4152 AM |
1610 | } |
1611 | } | |
1612 | } | |
1613 | } | |
1614 | ||
ee872606 RRS |
1615 | free(mdata); |
1616 | ||
dabf4152 AM |
1617 | if (data->num_calls > 0) { |
1618 | /* still waiting for more replies */ | |
dabf4152 AM |
1619 | return; |
1620 | } | |
ee872606 RRS |
1621 | if (data->oom != 0) { |
1622 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1623 | free_nfs_cb_data(data); | |
1624 | return; | |
1625 | } | |
dabf4152 AM |
1626 | if (data->error != 0) { |
1627 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1628 | free_nfs_cb_data(data); | |
dabf4152 AM |
1629 | return; |
1630 | } | |
1631 | if (data->cancel != 0) { | |
1632 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1633 | free_nfs_cb_data(data); | |
dabf4152 AM |
1634 | return; |
1635 | } | |
1636 | ||
1637 | data->nfsfh->offset = data->max_offset; | |
ee872606 RRS |
1638 | if (data->buffer) { |
1639 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); | |
1640 | } else { | |
1641 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1642 | } | |
dabf4152 AM |
1643 | |
1644 | free_nfs_cb_data(data); | |
dabf4152 AM |
1645 | } |
1646 | ||
5670ec6e | 1647 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
dabf4152 AM |
1648 | { |
1649 | struct nfs_cb_data *data; | |
1650 | ||
1651 | data = malloc(sizeof(struct nfs_cb_data)); | |
1652 | if (data == NULL) { | |
1653 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
1654 | return -1; | |
1655 | } | |
5670ec6e | 1656 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
1657 | data->nfs = nfs; |
1658 | data->cb = cb; | |
1659 | data->private_data = private_data; | |
1660 | data->nfsfh = nfsfh; | |
ee872606 | 1661 | data->request_size = count; |
dabf4152 AM |
1662 | |
1663 | nfsfh->offset = offset; | |
1664 | ||
ee872606 | 1665 | assert(data->num_calls == 0); |
dabf4152 | 1666 | |
ee872606 RRS |
1667 | /* chop requests into chunks of at most READMAX bytes if necessary. |
1668 | * we send all reads in parallel so that performance is still good. | |
dabf4152 AM |
1669 | */ |
1670 | data->max_offset = offset; | |
1671 | data->start_offset = offset; | |
1672 | ||
ee872606 | 1673 | do { |
5670ec6e | 1674 | uint64_t readcount = count; |
dabf4152 | 1675 | struct nfs_mcb_data *mdata; |
ee872606 | 1676 | READ3args args; |
dabf4152 AM |
1677 | |
1678 | if (readcount > nfs_get_readmax(nfs)) { | |
1679 | readcount = nfs_get_readmax(nfs); | |
1680 | } | |
1681 | ||
1682 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1683 | if (mdata == NULL) { | |
1684 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ee872606 RRS |
1685 | if (data->num_calls == 0) { |
1686 | free_nfs_cb_data(data); | |
1687 | return -1; | |
1688 | } | |
1689 | data->oom = 1; | |
1690 | break; | |
dabf4152 | 1691 | } |
5670ec6e | 1692 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
dabf4152 AM |
1693 | mdata->data = data; |
1694 | mdata->offset = offset; | |
1695 | mdata->count = readcount; | |
ee872606 RRS |
1696 | |
1697 | nfs_fill_READ3args(&args, nfsfh, offset, readcount); | |
1698 | ||
1699 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
dabf4152 | 1700 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
dabf4152 | 1701 | free(mdata); |
ee872606 RRS |
1702 | if (data->num_calls == 0) { |
1703 | free_nfs_cb_data(data); | |
1704 | return -1; | |
1705 | } | |
1706 | data->oom = 1; | |
1707 | break; | |
dabf4152 AM |
1708 | } |
1709 | ||
1710 | count -= readcount; | |
1711 | offset += readcount; | |
1712 | data->num_calls++; | |
ee872606 | 1713 | } while (count > 0); |
dabf4152 AM |
1714 | |
1715 | return 0; | |
1716 | } | |
1717 | ||
1718 | /* | |
1719 | * Async read() | |
1720 | */ | |
5670ec6e | 1721 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
dabf4152 AM |
1722 | { |
1723 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1724 | } | |
1725 | ||
1726 | ||
1727 | ||
1728 | /* | |
1729 | * Async pwrite() | |
1730 | */ | |
ee872606 RRS |
1731 | static void nfs_fill_WRITE3args (WRITE3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count, |
1732 | void *buf) | |
dabf4152 | 1733 | { |
ee872606 RRS |
1734 | memset(args, 0, sizeof(WRITE3args)); |
1735 | args->file = fh->fh; | |
1736 | args->offset = offset; | |
1737 | args->count = count; | |
1738 | args->stable = fh->is_sync?FILE_SYNC:UNSTABLE; | |
1739 | args->data.data_len = count; | |
1740 | args->data.data_val = buf; | |
dabf4152 AM |
1741 | } |
1742 | ||
ee872606 | 1743 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
5670ec6e AM |
1744 | { |
1745 | struct nfs_mcb_data *mdata = private_data; | |
1746 | struct nfs_cb_data *data = mdata->data; | |
1747 | struct nfs_context *nfs = data->nfs; | |
1748 | WRITE3res *res; | |
1749 | ||
ee872606 RRS |
1750 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1751 | ||
5670ec6e AM |
1752 | data->num_calls--; |
1753 | ||
1754 | if (status == RPC_STATUS_ERROR) { | |
1755 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1756 | data->error = 1; | |
1757 | } | |
1758 | if (status == RPC_STATUS_CANCEL) { | |
1759 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1760 | data->cancel = 1; | |
1761 | } | |
1762 | ||
1763 | if (status == RPC_STATUS_SUCCESS) { | |
1764 | res = command_data; | |
1765 | if (res->status != NFS3_OK) { | |
1766 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1767 | data->error = 1; | |
1768 | } else { | |
ee872606 RRS |
1769 | if (res->WRITE3res_u.resok.count < mdata->count) { |
1770 | if (res->WRITE3res_u.resok.count == 0) { | |
1771 | rpc_set_error(nfs->rpc, "NFS: Write failed. No bytes written!"); | |
1772 | data->error = 1; | |
1773 | } else { | |
1774 | /* reissue reminder of this write request */ | |
1775 | WRITE3args args; | |
1776 | mdata->offset += res->WRITE3res_u.resok.count; | |
1777 | mdata->count -= res->WRITE3res_u.resok.count; | |
1778 | nfs_fill_WRITE3args(&args, data->nfsfh, mdata->offset, mdata->count, | |
1779 | &data->usrbuf[mdata->offset - data->start_offset]); | |
1780 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) == 0) { | |
1781 | data->num_calls++; | |
1782 | return; | |
1783 | } else { | |
1784 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1785 | data->oom = 1; | |
1786 | } | |
1787 | } | |
1788 | } | |
5670ec6e | 1789 | if (res->WRITE3res_u.resok.count > 0) { |
ee872606 | 1790 | if (data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { |
5670ec6e AM |
1791 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; |
1792 | } | |
1793 | } | |
1794 | } | |
1795 | } | |
1796 | ||
ee872606 RRS |
1797 | free(mdata); |
1798 | ||
5670ec6e AM |
1799 | if (data->num_calls > 0) { |
1800 | /* still waiting for more replies */ | |
5670ec6e AM |
1801 | return; |
1802 | } | |
ee872606 RRS |
1803 | if (data->oom != 0) { |
1804 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1805 | free_nfs_cb_data(data); | |
1806 | return; | |
1807 | } | |
5670ec6e AM |
1808 | if (data->error != 0) { |
1809 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1810 | free_nfs_cb_data(data); | |
5670ec6e AM |
1811 | return; |
1812 | } | |
1813 | if (data->cancel != 0) { | |
1814 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1815 | free_nfs_cb_data(data); | |
5670ec6e AM |
1816 | return; |
1817 | } | |
1818 | ||
1819 | data->nfsfh->offset = data->max_offset; | |
1820 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1821 | ||
1822 | free_nfs_cb_data(data); | |
5670ec6e AM |
1823 | } |
1824 | ||
1825 | ||
1826 | 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) | |
dabf4152 AM |
1827 | { |
1828 | struct nfs_cb_data *data; | |
1829 | ||
1830 | data = malloc(sizeof(struct nfs_cb_data)); | |
1831 | if (data == NULL) { | |
1832 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
1833 | return -1; | |
1834 | } | |
5670ec6e | 1835 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
1836 | data->nfs = nfs; |
1837 | data->cb = cb; | |
1838 | data->private_data = private_data; | |
1839 | data->nfsfh = nfsfh; | |
ee872606 | 1840 | data->usrbuf = buf; |
dabf4152 AM |
1841 | |
1842 | nfsfh->offset = offset; | |
5670ec6e | 1843 | |
ee872606 RRS |
1844 | /* hello, clang-analyzer */ |
1845 | assert(data->num_calls == 0); | |
5670ec6e | 1846 | |
ee872606 RRS |
1847 | /* chop requests into chunks of at most WRITEMAX bytes if necessary. |
1848 | * we send all writes in parallel so that performance is still good. | |
5670ec6e AM |
1849 | */ |
1850 | data->max_offset = offset; | |
1851 | data->start_offset = offset; | |
1852 | ||
ee872606 | 1853 | do { |
5670ec6e AM |
1854 | uint64_t writecount = count; |
1855 | struct nfs_mcb_data *mdata; | |
ee872606 | 1856 | WRITE3args args; |
5670ec6e AM |
1857 | |
1858 | if (writecount > nfs_get_writemax(nfs)) { | |
1859 | writecount = nfs_get_writemax(nfs); | |
1860 | } | |
1861 | ||
1862 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1863 | if (mdata == NULL) { | |
1864 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ee872606 RRS |
1865 | if (data->num_calls == 0) { |
1866 | free_nfs_cb_data(data); | |
1867 | return -1; | |
1868 | } | |
1869 | data->oom = 1; | |
1870 | break; | |
5670ec6e AM |
1871 | } |
1872 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1873 | mdata->data = data; | |
1874 | mdata->offset = offset; | |
1875 | mdata->count = writecount; | |
1876 | ||
ee872606 RRS |
1877 | nfs_fill_WRITE3args(&args, nfsfh, offset, writecount, &buf[offset - data->start_offset]); |
1878 | ||
1879 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
5670ec6e | 1880 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
5670ec6e | 1881 | free(mdata); |
ee872606 RRS |
1882 | if (data->num_calls == 0) { |
1883 | free_nfs_cb_data(data); | |
1884 | return -1; | |
1885 | } | |
1886 | data->oom = 1; | |
1887 | break; | |
5670ec6e AM |
1888 | } |
1889 | ||
1890 | count -= writecount; | |
1891 | offset += writecount; | |
1892 | data->num_calls++; | |
ee872606 | 1893 | } while (count > 0); |
5670ec6e | 1894 | |
dabf4152 AM |
1895 | return 0; |
1896 | } | |
1897 | ||
1898 | /* | |
1899 | * Async write() | |
1900 | */ | |
5670ec6e | 1901 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
dabf4152 AM |
1902 | { |
1903 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1904 | } | |
1905 | ||
1906 | ||
1907 | ||
1908 | ||
1909 | /* | |
1910 | * close | |
1911 | */ | |
ee872606 | 1912 | |
dabf4152 AM |
1913 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) |
1914 | { | |
1915 | if (nfsfh->fh.data.data_val != NULL){ | |
1916 | free(nfsfh->fh.data.data_val); | |
1917 | nfsfh->fh.data.data_val = NULL; | |
1918 | } | |
1919 | free(nfsfh); | |
1920 | ||
1921 | cb(0, nfs, NULL, private_data); | |
1922 | return 0; | |
1923 | }; | |
1924 | ||
1925 | ||
1926 | ||
1927 | ||
1928 | ||
1929 | /* | |
1930 | * Async fstat() | |
1931 | */ | |
1932 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1933 | { | |
1934 | struct nfs_cb_data *data; | |
ee872606 | 1935 | struct GETATTR3args args; |
dabf4152 AM |
1936 | |
1937 | data = malloc(sizeof(struct nfs_cb_data)); | |
1938 | if (data == NULL) { | |
1939 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
1940 | return -1; | |
1941 | } | |
5670ec6e | 1942 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
1943 | data->nfs = nfs; |
1944 | data->cb = cb; | |
1945 | data->private_data = private_data; | |
1946 | ||
ee872606 RRS |
1947 | memset(&args, 0, sizeof(GETATTR3args)); |
1948 | args.object = nfsfh->fh; | |
1949 | ||
1950 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
dabf4152 AM |
1951 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1952 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1953 | free_nfs_cb_data(data); | |
1954 | return -1; | |
1955 | } | |
1956 | return 0; | |
1957 | } | |
1958 | ||
1959 | ||
1960 | ||
1961 | /* | |
1962 | * Async fsync() | |
1963 | */ | |
ee872606 | 1964 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
1965 | { |
1966 | struct nfs_cb_data *data = private_data; | |
1967 | struct nfs_context *nfs = data->nfs; | |
1968 | COMMIT3res *res; | |
1969 | ||
ee872606 RRS |
1970 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1971 | ||
dabf4152 AM |
1972 | if (status == RPC_STATUS_ERROR) { |
1973 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1974 | free_nfs_cb_data(data); | |
1975 | return; | |
1976 | } | |
1977 | if (status == RPC_STATUS_CANCEL) { | |
1978 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1979 | free_nfs_cb_data(data); | |
1980 | return; | |
1981 | } | |
1982 | ||
1983 | res = command_data; | |
1984 | if (res->status != NFS3_OK) { | |
1985 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1986 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1987 | free_nfs_cb_data(data); | |
1988 | return; | |
1989 | } | |
1990 | ||
1991 | data->cb(0, nfs, NULL, data->private_data); | |
1992 | free_nfs_cb_data(data); | |
1993 | } | |
1994 | ||
1995 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1996 | { | |
1997 | struct nfs_cb_data *data; | |
ee872606 | 1998 | struct COMMIT3args args; |
dabf4152 AM |
1999 | |
2000 | data = malloc(sizeof(struct nfs_cb_data)); | |
2001 | if (data == NULL) { | |
2002 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
2003 | return -1; | |
2004 | } | |
5670ec6e | 2005 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
2006 | data->nfs = nfs; |
2007 | data->cb = cb; | |
2008 | data->private_data = private_data; | |
2009 | ||
ee872606 RRS |
2010 | args.file = nfsfh->fh; |
2011 | args.offset = 0; | |
2012 | args.count = 0; | |
2013 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
dabf4152 AM |
2014 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
2015 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2016 | free_nfs_cb_data(data); | |
2017 | return -1; | |
2018 | } | |
2019 | return 0; | |
2020 | } | |
2021 | ||
2022 | ||
2023 | ||
2024 | ||
2025 | /* | |
2026 | * Async ftruncate() | |
2027 | */ | |
ee872606 | 2028 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2029 | { |
2030 | struct nfs_cb_data *data = private_data; | |
2031 | struct nfs_context *nfs = data->nfs; | |
2032 | SETATTR3res *res; | |
2033 | ||
ee872606 RRS |
2034 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2035 | ||
dabf4152 AM |
2036 | if (status == RPC_STATUS_ERROR) { |
2037 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2038 | free_nfs_cb_data(data); | |
2039 | return; | |
2040 | } | |
2041 | if (status == RPC_STATUS_CANCEL) { | |
2042 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2043 | free_nfs_cb_data(data); | |
2044 | return; | |
2045 | } | |
2046 | ||
2047 | res = command_data; | |
2048 | if (res->status != NFS3_OK) { | |
2049 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2050 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2051 | free_nfs_cb_data(data); | |
2052 | return; | |
2053 | } | |
2054 | ||
2055 | data->cb(0, nfs, NULL, data->private_data); | |
2056 | free_nfs_cb_data(data); | |
2057 | } | |
2058 | ||
5670ec6e | 2059 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
dabf4152 AM |
2060 | { |
2061 | struct nfs_cb_data *data; | |
2062 | SETATTR3args args; | |
2063 | ||
2064 | data = malloc(sizeof(struct nfs_cb_data)); | |
2065 | if (data == NULL) { | |
2066 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
2067 | return -1; | |
2068 | } | |
5670ec6e | 2069 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
2070 | data->nfs = nfs; |
2071 | data->cb = cb; | |
2072 | data->private_data = private_data; | |
2073 | ||
5670ec6e | 2074 | memset(&args, 0, sizeof(SETATTR3args)); |
ee872606 | 2075 | args.object = nfsfh->fh; |
dabf4152 AM |
2076 | args.new_attributes.size.set_it = 1; |
2077 | args.new_attributes.size.set_size3_u.size = length; | |
2078 | ||
ee872606 | 2079 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
dabf4152 AM |
2080 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
2081 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2082 | free_nfs_cb_data(data); | |
2083 | return -1; | |
2084 | } | |
2085 | return 0; | |
2086 | } | |
2087 | ||
2088 | ||
2089 | /* | |
2090 | * Async truncate() | |
2091 | */ | |
2092 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2093 | { | |
5670ec6e | 2094 | uint64_t offset = data->continue_int; |
dabf4152 AM |
2095 | struct nfsfh nfsfh; |
2096 | ||
ee872606 | 2097 | nfsfh.fh = data->fh; |
dabf4152 AM |
2098 | |
2099 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
2100 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2101 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2102 | free_nfs_cb_data(data); | |
2103 | return -1; | |
2104 | } | |
2105 | free_nfs_cb_data(data); | |
2106 | return 0; | |
2107 | } | |
2108 | ||
5670ec6e | 2109 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
dabf4152 | 2110 | { |
5670ec6e | 2111 | uint64_t offset; |
dabf4152 AM |
2112 | |
2113 | offset = length; | |
2114 | ||
2115 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
2116 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2117 | return -1; | |
2118 | } | |
2119 | ||
2120 | return 0; | |
2121 | } | |
2122 | ||
2123 | ||
2124 | ||
2125 | ||
2126 | /* | |
2127 | * Async mkdir() | |
2128 | */ | |
ee872606 | 2129 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2130 | { |
2131 | MKDIR3res *res; | |
2132 | struct nfs_cb_data *data = private_data; | |
2133 | struct nfs_context *nfs = data->nfs; | |
2134 | char *str = data->continue_data; | |
ee872606 RRS |
2135 | |
2136 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2137 | ||
dabf4152 AM |
2138 | str = &str[strlen(str) + 1]; |
2139 | ||
2140 | if (status == RPC_STATUS_ERROR) { | |
2141 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2142 | free_nfs_cb_data(data); | |
2143 | return; | |
2144 | } | |
2145 | if (status == RPC_STATUS_CANCEL) { | |
2146 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2147 | free_nfs_cb_data(data); | |
2148 | return; | |
2149 | } | |
2150 | ||
2151 | res = command_data; | |
2152 | if (res->status != NFS3_OK) { | |
2153 | 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)); | |
2154 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2155 | free_nfs_cb_data(data); | |
2156 | return; | |
2157 | } | |
2158 | ||
2159 | data->cb(0, nfs, NULL, data->private_data); | |
2160 | free_nfs_cb_data(data); | |
2161 | } | |
2162 | ||
2163 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2164 | { | |
2165 | char *str = data->continue_data; | |
fab61e3d AM |
2166 | MKDIR3args args; |
2167 | ||
dabf4152 AM |
2168 | str = &str[strlen(str) + 1]; |
2169 | ||
fab61e3d | 2170 | memset(&args, 0, sizeof(MKDIR3args)); |
ee872606 | 2171 | args.where.dir = data->fh; |
fab61e3d AM |
2172 | args.where.name = str; |
2173 | args.attributes.mode.set_it = 1; | |
2174 | args.attributes.mode.set_mode3_u.mode = 0755; | |
2175 | ||
ee872606 | 2176 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
dabf4152 AM |
2177 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
2178 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2179 | free_nfs_cb_data(data); | |
2180 | return -1; | |
2181 | } | |
2182 | return 0; | |
2183 | } | |
2184 | ||
2185 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2186 | { | |
2187 | char *new_path; | |
2188 | char *ptr; | |
2189 | ||
2190 | new_path = strdup(path); | |
2191 | if (new_path == NULL) { | |
2192 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2193 | return -1; | |
2194 | } | |
2195 | ||
5670ec6e | 2196 | ptr = strrchr(new_path, '/'); |
dabf4152 | 2197 | if (ptr == NULL) { |
ee872606 | 2198 | free(new_path); |
dabf4152 AM |
2199 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2200 | return -1; | |
2201 | } | |
2202 | *ptr = 0; | |
2203 | ||
2204 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2205 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
2206 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); | |
2207 | return -1; | |
2208 | } | |
2209 | ||
2210 | return 0; | |
2211 | } | |
2212 | ||
2213 | ||
2214 | ||
2215 | ||
2216 | ||
2217 | /* | |
2218 | * Async rmdir() | |
2219 | */ | |
ee872606 | 2220 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2221 | { |
2222 | RMDIR3res *res; | |
2223 | struct nfs_cb_data *data = private_data; | |
2224 | struct nfs_context *nfs = data->nfs; | |
2225 | char *str = data->continue_data; | |
ee872606 RRS |
2226 | |
2227 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2228 | ||
dabf4152 AM |
2229 | str = &str[strlen(str) + 1]; |
2230 | ||
2231 | if (status == RPC_STATUS_ERROR) { | |
2232 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2233 | free_nfs_cb_data(data); | |
2234 | return; | |
2235 | } | |
2236 | if (status == RPC_STATUS_CANCEL) { | |
2237 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2238 | free_nfs_cb_data(data); | |
2239 | return; | |
2240 | } | |
2241 | ||
2242 | res = command_data; | |
2243 | if (res->status != NFS3_OK) { | |
2244 | 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)); | |
2245 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2246 | free_nfs_cb_data(data); | |
2247 | return; | |
2248 | } | |
2249 | ||
2250 | data->cb(0, nfs, NULL, data->private_data); | |
2251 | free_nfs_cb_data(data); | |
2252 | } | |
2253 | ||
2254 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2255 | { | |
2256 | char *str = data->continue_data; | |
ee872606 RRS |
2257 | RMDIR3args args; |
2258 | ||
dabf4152 AM |
2259 | str = &str[strlen(str) + 1]; |
2260 | ||
ee872606 RRS |
2261 | args.object.dir = data->fh; |
2262 | args.object.name = str; | |
2263 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
dabf4152 AM |
2264 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
2265 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2266 | free_nfs_cb_data(data); | |
2267 | return -1; | |
2268 | } | |
2269 | return 0; | |
2270 | } | |
2271 | ||
2272 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2273 | { | |
2274 | char *new_path; | |
2275 | char *ptr; | |
2276 | ||
2277 | new_path = strdup(path); | |
2278 | if (new_path == NULL) { | |
2279 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2280 | return -1; | |
2281 | } | |
2282 | ||
5670ec6e | 2283 | ptr = strrchr(new_path, '/'); |
dabf4152 | 2284 | if (ptr == NULL) { |
ee872606 | 2285 | free(new_path); |
dabf4152 AM |
2286 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2287 | return -1; | |
2288 | } | |
2289 | *ptr = 0; | |
2290 | ||
2291 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2292 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
2293 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2294 | return -1; | |
2295 | } | |
2296 | ||
2297 | return 0; | |
2298 | } | |
2299 | ||
2300 | ||
2301 | ||
2302 | ||
2303 | /* | |
2304 | * Async creat() | |
2305 | */ | |
ee872606 | 2306 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2307 | { |
2308 | LOOKUP3res *res; | |
2309 | struct nfs_cb_data *data = private_data; | |
2310 | struct nfs_context *nfs = data->nfs; | |
2311 | struct nfsfh *nfsfh; | |
2312 | char *str = data->continue_data; | |
2313 | ||
ee872606 RRS |
2314 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2315 | ||
dabf4152 AM |
2316 | if (status == RPC_STATUS_ERROR) { |
2317 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2318 | free_nfs_cb_data(data); | |
2319 | return; | |
2320 | } | |
2321 | if (status == RPC_STATUS_CANCEL) { | |
2322 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2323 | free_nfs_cb_data(data); | |
2324 | return; | |
2325 | } | |
2326 | ||
2327 | str = &str[strlen(str) + 1]; | |
2328 | res = command_data; | |
2329 | if (res->status != NFS3_OK) { | |
2330 | 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)); | |
2331 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2332 | ||
2333 | return; | |
2334 | } | |
2335 | ||
2336 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2337 | if (nfsfh == NULL) { | |
2338 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2339 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2340 | free_nfs_cb_data(data); | |
2341 | return; | |
2342 | } | |
5670ec6e | 2343 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
dabf4152 | 2344 | |
ee872606 RRS |
2345 | /* copy the filehandle */ |
2346 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2347 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
2348 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
dabf4152 AM |
2349 | |
2350 | data->cb(0, nfs, nfsfh, data->private_data); | |
2351 | free_nfs_cb_data(data); | |
2352 | } | |
2353 | ||
2354 | ||
2355 | ||
ee872606 | 2356 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2357 | { |
2358 | CREATE3res *res; | |
2359 | struct nfs_cb_data *data = private_data; | |
2360 | struct nfs_context *nfs = data->nfs; | |
2361 | char *str = data->continue_data; | |
ee872606 RRS |
2362 | LOOKUP3args args; |
2363 | ||
2364 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
dabf4152 AM |
2365 | |
2366 | if (status == RPC_STATUS_ERROR) { | |
2367 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2368 | free_nfs_cb_data(data); | |
2369 | return; | |
2370 | } | |
2371 | if (status == RPC_STATUS_CANCEL) { | |
2372 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2373 | free_nfs_cb_data(data); | |
2374 | return; | |
2375 | } | |
2376 | ||
2377 | str = &str[strlen(str) + 1]; | |
2378 | res = command_data; | |
2379 | if (res->status != NFS3_OK) { | |
2380 | 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)); | |
2381 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
ee872606 | 2382 | free_nfs_cb_data(data); |
dabf4152 AM |
2383 | return; |
2384 | } | |
2385 | ||
ee872606 RRS |
2386 | memset(&args, 0, sizeof(LOOKUP3args)); |
2387 | args.what.dir = data->fh; | |
2388 | args.what.name = str; | |
2389 | ||
2390 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
dabf4152 AM |
2391 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2392 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2393 | free_nfs_cb_data(data); | |
2394 | return; | |
2395 | } | |
2396 | return; | |
2397 | } | |
2398 | ||
2399 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2400 | { | |
2401 | char *str = data->continue_data; | |
fab61e3d AM |
2402 | CREATE3args args; |
2403 | ||
dabf4152 AM |
2404 | str = &str[strlen(str) + 1]; |
2405 | ||
fab61e3d | 2406 | memset(&args, 0, sizeof(CREATE3args)); |
ee872606 | 2407 | args.where.dir = data->fh; |
fab61e3d AM |
2408 | args.where.name = str; |
2409 | args.how.mode = UNCHECKED; | |
2410 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2411 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2412 | ||
ee872606 | 2413 | if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { |
dabf4152 AM |
2414 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2415 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2416 | free_nfs_cb_data(data); | |
2417 | return -1; | |
2418 | } | |
2419 | return 0; | |
2420 | } | |
2421 | ||
2422 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2423 | { | |
2424 | char *new_path; | |
2425 | char *ptr; | |
2426 | ||
2427 | new_path = strdup(path); | |
2428 | if (new_path == NULL) { | |
2429 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2430 | return -1; | |
2431 | } | |
2432 | ||
5670ec6e | 2433 | ptr = strrchr(new_path, '/'); |
dabf4152 AM |
2434 | if (ptr == NULL) { |
2435 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
ee872606 | 2436 | free(new_path); |
dabf4152 AM |
2437 | return -1; |
2438 | } | |
2439 | *ptr = 0; | |
2440 | ||
ee872606 | 2441 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
dabf4152 AM |
2442 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
2443 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2444 | return -1; | |
2445 | } | |
2446 | ||
2447 | return 0; | |
2448 | } | |
2449 | ||
2450 | ||
2451 | ||
2452 | ||
2453 | /* | |
2454 | * Async unlink() | |
2455 | */ | |
ee872606 | 2456 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
2457 | { |
2458 | REMOVE3res *res; | |
2459 | struct nfs_cb_data *data = private_data; | |
2460 | struct nfs_context *nfs = data->nfs; | |
2461 | char *str = data->continue_data; | |
ee872606 RRS |
2462 | |
2463 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2464 | ||
dabf4152 AM |
2465 | str = &str[strlen(str) + 1]; |
2466 | ||
2467 | if (status == RPC_STATUS_ERROR) { | |
2468 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2469 | free_nfs_cb_data(data); | |
2470 | return; | |
2471 | } | |
2472 | if (status == RPC_STATUS_CANCEL) { | |
2473 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2474 | free_nfs_cb_data(data); | |
2475 | return; | |
2476 | } | |
2477 | ||
2478 | res = command_data; | |
2479 | if (res->status != NFS3_OK) { | |
2480 | 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)); | |
2481 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2482 | free_nfs_cb_data(data); | |
2483 | return; | |
2484 | } | |
2485 | ||
2486 | data->cb(0, nfs, NULL, data->private_data); | |
2487 | free_nfs_cb_data(data); | |
2488 | } | |
2489 | ||
2490 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2491 | { | |
2492 | char *str = data->continue_data; | |
ee872606 RRS |
2493 | struct REMOVE3args args; |
2494 | ||
dabf4152 AM |
2495 | str = &str[strlen(str) + 1]; |
2496 | ||
ee872606 RRS |
2497 | args.object.dir = data->fh; |
2498 | args.object.name = str; | |
2499 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
dabf4152 AM |
2500 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2501 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2502 | free_nfs_cb_data(data); | |
2503 | return -1; | |
2504 | } | |
2505 | return 0; | |
2506 | } | |
2507 | ||
2508 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2509 | { | |
2510 | char *new_path; | |
2511 | char *ptr; | |
2512 | ||
2513 | new_path = strdup(path); | |
2514 | if (new_path == NULL) { | |
2515 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2516 | return -1; | |
2517 | } | |
2518 | ||
5670ec6e | 2519 | ptr = strrchr(new_path, '/'); |
dabf4152 | 2520 | if (ptr == NULL) { |
ee872606 | 2521 | free(new_path); |
dabf4152 AM |
2522 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2523 | return -1; | |
2524 | } | |
2525 | *ptr = 0; | |
2526 | ||
2527 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2528 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
2529 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2530 | return -1; | |
2531 | } | |
2532 | ||
2533 | return 0; | |
2534 | } | |
2535 | ||
2536 | ||
5670ec6e AM |
2537 | /* |
2538 | * Async mknod() | |
2539 | */ | |
2540 | struct mknod_cb_data { | |
2541 | char *path; | |
2542 | int mode; | |
2543 | int major; | |
2544 | int minor; | |
2545 | }; | |
2546 | ||
2547 | static void free_mknod_cb_data(void *ptr) | |
2548 | { | |
2549 | struct mknod_cb_data *data = ptr; | |
2550 | ||
2551 | free(data->path); | |
2552 | free(data); | |
2553 | } | |
2554 | ||
ee872606 | 2555 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
5670ec6e AM |
2556 | { |
2557 | MKNOD3res *res; | |
2558 | struct nfs_cb_data *data = private_data; | |
2559 | struct nfs_context *nfs = data->nfs; | |
2560 | char *str = data->continue_data; | |
ee872606 RRS |
2561 | |
2562 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2563 | ||
5670ec6e AM |
2564 | str = &str[strlen(str) + 1]; |
2565 | ||
2566 | if (status == RPC_STATUS_ERROR) { | |
2567 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2568 | free_nfs_cb_data(data); | |
2569 | return; | |
2570 | } | |
2571 | if (status == RPC_STATUS_CANCEL) { | |
2572 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2573 | free_nfs_cb_data(data); | |
2574 | return; | |
2575 | } | |
2576 | ||
2577 | res = command_data; | |
2578 | if (res->status != NFS3_OK) { | |
2579 | 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)); | |
2580 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2581 | free_nfs_cb_data(data); | |
2582 | return; | |
2583 | } | |
2584 | ||
2585 | data->cb(0, nfs, NULL, data->private_data); | |
2586 | free_nfs_cb_data(data); | |
2587 | } | |
2588 | ||
2589 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2590 | { | |
2591 | struct mknod_cb_data *cb_data = data->continue_data; | |
2592 | char *str = cb_data->path; | |
ee872606 RRS |
2593 | MKNOD3args args; |
2594 | ||
5670ec6e AM |
2595 | str = &str[strlen(str) + 1]; |
2596 | ||
ee872606 RRS |
2597 | args.where.dir = data->fh; |
2598 | args.where.name = str; | |
2599 | switch (cb_data->mode & S_IFMT) { | |
2600 | case S_IFCHR: | |
2601 | args.what.type = NF3CHR; | |
2602 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
2603 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2604 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
2605 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
2606 | break; | |
2607 | case S_IFBLK: | |
2608 | args.what.type = NF3BLK; | |
2609 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
2610 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2611 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
2612 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
2613 | case S_IFSOCK: | |
2614 | args.what.type = NF3SOCK; | |
2615 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
2616 | args.what.mknoddata3_u.sock_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2617 | break; | |
2618 | case S_IFIFO: | |
2619 | args.what.type = NF3FIFO; | |
2620 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
2621 | args.what.mknoddata3_u.pipe_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2622 | break; | |
2623 | default: | |
2624 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
2625 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2626 | free_nfs_cb_data(data); | |
2627 | return -1; | |
2628 | } | |
2629 | ||
2630 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
5670ec6e AM |
2631 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2632 | free_nfs_cb_data(data); | |
2633 | return -1; | |
2634 | } | |
2635 | return 0; | |
2636 | } | |
2637 | ||
2638 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2639 | { | |
2640 | char *ptr; | |
2641 | struct mknod_cb_data *cb_data; | |
2642 | ||
2643 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2644 | if (cb_data == NULL) { | |
2645 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2646 | return -1; | |
2647 | } | |
2648 | ||
2649 | cb_data->path = strdup(path); | |
2650 | if (cb_data->path == NULL) { | |
2651 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
ee872606 | 2652 | free(cb_data); |
5670ec6e AM |
2653 | return -1; |
2654 | } | |
dabf4152 | 2655 | |
5670ec6e AM |
2656 | ptr = strrchr(cb_data->path, '/'); |
2657 | if (ptr == NULL) { | |
2658 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
ee872606 | 2659 | free_mknod_cb_data(cb_data); |
5670ec6e AM |
2660 | return -1; |
2661 | } | |
2662 | *ptr = 0; | |
dabf4152 | 2663 | |
5670ec6e AM |
2664 | cb_data->mode = mode; |
2665 | cb_data->major = major(dev); | |
2666 | cb_data->minor = minor(dev); | |
2667 | ||
2668 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2669 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2670 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
5670ec6e AM |
2671 | return -1; |
2672 | } | |
2673 | ||
2674 | return 0; | |
2675 | } | |
dabf4152 AM |
2676 | |
2677 | /* | |
2678 | * Async opendir() | |
2679 | */ | |
5670ec6e AM |
2680 | |
2681 | /* ReadDirPlus Emulation Callback data */ | |
2682 | struct rdpe_cb_data { | |
2683 | int getattrcount; | |
2684 | int status; | |
2685 | struct nfs_cb_data *data; | |
2686 | }; | |
2687 | ||
2688 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2689 | struct rdpe_lookup_cb_data { | |
2690 | struct rdpe_cb_data *rdpe_cb_data; | |
2691 | struct nfsdirent *nfsdirent; | |
2692 | }; | |
2693 | ||
2694 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
ee872606 | 2695 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
5670ec6e AM |
2696 | { |
2697 | LOOKUP3res *res = command_data; | |
2698 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2699 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2700 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2701 | struct nfsdir *nfsdir = data->continue_data; | |
2702 | struct nfs_context *nfs = data->nfs; | |
2703 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2704 | ||
ee872606 RRS |
2705 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2706 | ||
5670ec6e AM |
2707 | free(rdpe_lookup_cb_data); |
2708 | ||
2709 | rdpe_cb_data->getattrcount--; | |
2710 | ||
2711 | if (status == RPC_STATUS_ERROR) { | |
ee872606 RRS |
2712 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2713 | "failed with RPC_STATUS_ERROR"); | |
5670ec6e AM |
2714 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2715 | } | |
2716 | if (status == RPC_STATUS_CANCEL) { | |
ee872606 RRS |
2717 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2718 | "failed with RPC_STATUS_CANCEL"); | |
5670ec6e AM |
2719 | rdpe_cb_data->status = RPC_STATUS_CANCEL; |
2720 | } | |
5670ec6e AM |
2721 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { |
2722 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2723 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2724 | ||
2725 | nfsdirent->type = attributes->type; | |
2726 | nfsdirent->mode = attributes->mode; | |
2727 | nfsdirent->size = attributes->size; | |
2728 | ||
2729 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2730 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2731 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2732 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2733 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2734 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
ee872606 RRS |
2735 | nfsdirent->uid = attributes->uid; |
2736 | nfsdirent->gid = attributes->gid; | |
5670ec6e AM |
2737 | } |
2738 | } | |
2739 | ||
2740 | if (rdpe_cb_data->getattrcount == 0) { | |
2741 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
ee872606 RRS |
2742 | rpc_set_error(nfs->rpc, "READDIRPLUS emulation " |
2743 | "failed: %s", rpc_get_error(rpc)); | |
2744 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
2745 | data->private_data); | |
5670ec6e AM |
2746 | nfs_free_nfsdir(nfsdir); |
2747 | } else { | |
2748 | data->cb(0, nfs, nfsdir, data->private_data); | |
2749 | } | |
2750 | free(rdpe_cb_data); | |
2751 | ||
2752 | data->continue_data = NULL; | |
2753 | free_nfs_cb_data(data); | |
2754 | } | |
2755 | } | |
2756 | ||
ee872606 | 2757 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 | 2758 | { |
5670ec6e | 2759 | READDIR3res *res = command_data; |
dabf4152 AM |
2760 | struct nfs_cb_data *data = private_data; |
2761 | struct nfs_context *nfs = data->nfs; | |
5670ec6e AM |
2762 | struct nfsdir *nfsdir = data->continue_data; |
2763 | struct nfsdirent *nfsdirent; | |
dabf4152 | 2764 | struct entry3 *entry; |
ee872606 | 2765 | uint64_t cookie = 0; |
5670ec6e | 2766 | struct rdpe_cb_data *rdpe_cb_data; |
ee872606 RRS |
2767 | |
2768 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2769 | ||
dabf4152 AM |
2770 | if (status == RPC_STATUS_ERROR) { |
2771 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2772 | nfs_free_nfsdir(nfsdir); | |
2773 | data->continue_data = NULL; | |
2774 | free_nfs_cb_data(data); | |
2775 | return; | |
2776 | } | |
5670ec6e | 2777 | |
dabf4152 AM |
2778 | if (status == RPC_STATUS_CANCEL) { |
2779 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2780 | nfs_free_nfsdir(nfsdir); | |
2781 | data->continue_data = NULL; | |
2782 | free_nfs_cb_data(data); | |
2783 | return; | |
2784 | } | |
2785 | ||
dabf4152 AM |
2786 | if (res->status != NFS3_OK) { |
2787 | 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)); | |
2788 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2789 | nfs_free_nfsdir(nfsdir); | |
2790 | data->continue_data = NULL; | |
2791 | free_nfs_cb_data(data); | |
2792 | return; | |
2793 | } | |
2794 | ||
2795 | entry =res->READDIR3res_u.resok.reply.entries; | |
2796 | while (entry != NULL) { | |
dabf4152 AM |
2797 | nfsdirent = malloc(sizeof(struct nfsdirent)); |
2798 | if (nfsdirent == NULL) { | |
2799 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2800 | nfs_free_nfsdir(nfsdir); | |
2801 | data->continue_data = NULL; | |
2802 | free_nfs_cb_data(data); | |
2803 | return; | |
2804 | } | |
5670ec6e | 2805 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
dabf4152 AM |
2806 | nfsdirent->name = strdup(entry->name); |
2807 | if (nfsdirent->name == NULL) { | |
2808 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
ee872606 | 2809 | free(nfsdirent); |
dabf4152 AM |
2810 | nfs_free_nfsdir(nfsdir); |
2811 | data->continue_data = NULL; | |
2812 | free_nfs_cb_data(data); | |
2813 | return; | |
2814 | } | |
2815 | nfsdirent->inode = entry->fileid; | |
5670ec6e | 2816 | |
dabf4152 AM |
2817 | nfsdirent->next = nfsdir->entries; |
2818 | nfsdir->entries = nfsdirent; | |
2819 | ||
2820 | cookie = entry->cookie; | |
2821 | entry = entry->nextentry; | |
2822 | } | |
2823 | ||
2824 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
ee872606 RRS |
2825 | READDIR3args args; |
2826 | ||
2827 | args.dir = data->fh; | |
2828 | args.cookie = cookie; | |
2829 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
2830 | args.count = 8192; | |
2831 | ||
2832 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
dabf4152 AM |
2833 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2834 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2835 | nfs_free_nfsdir(nfsdir); | |
2836 | data->continue_data = NULL; | |
2837 | free_nfs_cb_data(data); | |
2838 | return; | |
2839 | } | |
2840 | return; | |
2841 | } | |
2842 | ||
5670ec6e AM |
2843 | /* steal the dirhandle */ |
2844 | nfsdir->current = nfsdir->entries; | |
2845 | ||
2846 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2847 | rdpe_cb_data->getattrcount = 0; | |
2848 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2849 | rdpe_cb_data->data = data; | |
2850 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2851 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
ee872606 | 2852 | LOOKUP3args args; |
5670ec6e AM |
2853 | |
2854 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2855 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2856 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2857 | ||
ee872606 RRS |
2858 | memset(&args, 0, sizeof(LOOKUP3args)); |
2859 | args.what.dir = data->fh; | |
2860 | args.what.name = nfsdirent->name; | |
2861 | ||
2862 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
5670ec6e AM |
2863 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); |
2864 | ||
2865 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2866 | * commands in flight to complete | |
2867 | */ | |
2868 | if (rdpe_cb_data->getattrcount > 0) { | |
ee872606 RRS |
2869 | nfs_free_nfsdir(nfsdir); |
2870 | data->continue_data = NULL; | |
2871 | free_nfs_cb_data(data); | |
5670ec6e AM |
2872 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2873 | free(rdpe_lookup_cb_data); | |
2874 | return; | |
2875 | } | |
2876 | ||
2877 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2878 | nfs_free_nfsdir(nfsdir); | |
2879 | data->continue_data = NULL; | |
2880 | free_nfs_cb_data(data); | |
2881 | free(rdpe_lookup_cb_data); | |
2882 | free(rdpe_cb_data); | |
2883 | return; | |
2884 | } | |
2885 | rdpe_cb_data->getattrcount++; | |
2886 | } | |
2887 | } | |
2888 | ||
ee872606 | 2889 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
5670ec6e AM |
2890 | { |
2891 | READDIRPLUS3res *res = command_data; | |
2892 | struct nfs_cb_data *data = private_data; | |
2893 | struct nfs_context *nfs = data->nfs; | |
2894 | struct nfsdir *nfsdir = data->continue_data; | |
2895 | struct entryplus3 *entry; | |
ee872606 RRS |
2896 | uint64_t cookie = 0; |
2897 | ||
2898 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
5670ec6e AM |
2899 | |
2900 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
ee872606 RRS |
2901 | READDIR3args args; |
2902 | ||
2903 | args.dir = data->fh; | |
2904 | args.cookie = cookie; | |
2905 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
2906 | args.count = 8192; | |
5670ec6e | 2907 | |
ee872606 | 2908 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
5670ec6e AM |
2909 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2910 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2911 | nfs_free_nfsdir(nfsdir); | |
2912 | data->continue_data = NULL; | |
2913 | free_nfs_cb_data(data); | |
2914 | return; | |
2915 | } | |
2916 | return; | |
2917 | } | |
2918 | ||
2919 | if (status == RPC_STATUS_CANCEL) { | |
2920 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2921 | nfs_free_nfsdir(nfsdir); | |
2922 | data->continue_data = NULL; | |
2923 | free_nfs_cb_data(data); | |
2924 | return; | |
2925 | } | |
2926 | ||
2927 | if (res->status != NFS3_OK) { | |
2928 | 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)); | |
2929 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2930 | nfs_free_nfsdir(nfsdir); | |
2931 | data->continue_data = NULL; | |
2932 | free_nfs_cb_data(data); | |
2933 | return; | |
2934 | } | |
2935 | ||
2936 | entry =res->READDIRPLUS3res_u.resok.reply.entries; | |
2937 | while (entry != NULL) { | |
2938 | struct nfsdirent *nfsdirent; | |
2939 | ||
2940 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2941 | if (nfsdirent == NULL) { | |
2942 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2943 | nfs_free_nfsdir(nfsdir); | |
2944 | data->continue_data = NULL; | |
2945 | free_nfs_cb_data(data); | |
2946 | return; | |
2947 | } | |
2948 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2949 | nfsdirent->name = strdup(entry->name); | |
2950 | if (nfsdirent->name == NULL) { | |
2951 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
ee872606 | 2952 | free(nfsdirent); |
5670ec6e AM |
2953 | nfs_free_nfsdir(nfsdir); |
2954 | data->continue_data = NULL; | |
2955 | free_nfs_cb_data(data); | |
2956 | return; | |
2957 | } | |
2958 | nfsdirent->inode = entry->fileid; | |
2959 | if (entry->name_attributes.attributes_follow) { | |
2960 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2961 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2962 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2963 | ||
2964 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2965 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2966 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2967 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2968 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2969 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
ee872606 RRS |
2970 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
2971 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
5670ec6e AM |
2972 | } |
2973 | ||
2974 | nfsdirent->next = nfsdir->entries; | |
2975 | nfsdir->entries = nfsdirent; | |
2976 | ||
2977 | cookie = entry->cookie; | |
2978 | entry = entry->nextentry; | |
2979 | } | |
2980 | ||
2981 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { | |
ee872606 RRS |
2982 | READDIRPLUS3args args; |
2983 | ||
2984 | args.dir = data->fh; | |
2985 | args.cookie = cookie; | |
2986 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
2987 | args.dircount = 8192; | |
2988 | args.maxcount = 8192; | |
2989 | ||
2990 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
5670ec6e AM |
2991 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
2992 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2993 | nfs_free_nfsdir(nfsdir); | |
2994 | data->continue_data = NULL; | |
2995 | free_nfs_cb_data(data); | |
2996 | return; | |
2997 | } | |
2998 | return; | |
2999 | } | |
3000 | ||
dabf4152 AM |
3001 | /* steal the dirhandle */ |
3002 | data->continue_data = NULL; | |
3003 | nfsdir->current = nfsdir->entries; | |
3004 | ||
3005 | data->cb(0, nfs, nfsdir, data->private_data); | |
3006 | free_nfs_cb_data(data); | |
3007 | } | |
3008 | ||
3009 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3010 | { | |
ee872606 RRS |
3011 | READDIRPLUS3args args; |
3012 | ||
3013 | args.dir = data->fh; | |
3014 | args.cookie = 0; | |
3015 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
3016 | args.dircount = 8192; | |
3017 | args.maxcount = 8192; | |
3018 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
5670ec6e | 3019 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
dabf4152 AM |
3020 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3021 | free_nfs_cb_data(data); | |
3022 | return -1; | |
3023 | } | |
3024 | return 0; | |
3025 | } | |
3026 | ||
3027 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3028 | { | |
3029 | struct nfsdir *nfsdir; | |
3030 | ||
3031 | nfsdir = malloc(sizeof(struct nfsdir)); | |
3032 | if (nfsdir == NULL) { | |
3033 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); | |
3034 | return -1; | |
3035 | } | |
5670ec6e | 3036 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
dabf4152 AM |
3037 | |
3038 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
3039 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3040 | return -1; | |
3041 | } | |
3042 | ||
3043 | return 0; | |
3044 | } | |
3045 | ||
3046 | ||
3047 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
3048 | { | |
3049 | struct nfsdirent *nfsdirent = nfsdir->current; | |
3050 | ||
3051 | if (nfsdir->current != NULL) { | |
3052 | nfsdir->current = nfsdir->current->next; | |
3053 | } | |
3054 | return nfsdirent; | |
3055 | } | |
3056 | ||
3057 | ||
ee872606 RRS |
3058 | /* |
3059 | * closedir() | |
3060 | */ | |
dabf4152 AM |
3061 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) |
3062 | { | |
3063 | nfs_free_nfsdir(nfsdir); | |
3064 | } | |
3065 | ||
3066 | ||
ee872606 RRS |
3067 | /* |
3068 | * getcwd() | |
3069 | */ | |
3070 | void nfs_getcwd(struct nfs_context *nfs, const char **cwd) | |
3071 | { | |
3072 | if (cwd) { | |
3073 | *cwd = nfs->cwd; | |
3074 | } | |
3075 | } | |
dabf4152 AM |
3076 | |
3077 | ||
3078 | /* | |
3079 | * Async lseek() | |
3080 | */ | |
3081 | struct lseek_cb_data { | |
3082 | struct nfs_context *nfs; | |
3083 | struct nfsfh *nfsfh; | |
5670ec6e | 3084 | uint64_t offset; |
dabf4152 AM |
3085 | nfs_cb cb; |
3086 | void *private_data; | |
3087 | }; | |
3088 | ||
ee872606 | 3089 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3090 | { |
3091 | GETATTR3res *res; | |
3092 | struct lseek_cb_data *data = private_data; | |
3093 | struct nfs_context *nfs = data->nfs; | |
3094 | ||
ee872606 RRS |
3095 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3096 | ||
dabf4152 AM |
3097 | if (status == RPC_STATUS_ERROR) { |
3098 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3099 | free(data); | |
3100 | return; | |
3101 | } | |
3102 | if (status == RPC_STATUS_CANCEL) { | |
3103 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3104 | free(data); | |
3105 | return; | |
3106 | } | |
3107 | ||
3108 | res = command_data; | |
3109 | if (res->status != NFS3_OK) { | |
3110 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3111 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3112 | free(data); | |
3113 | return; | |
3114 | } | |
3115 | ||
3116 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
3117 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
3118 | free(data); | |
3119 | } | |
3120 | ||
5670ec6e | 3121 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
dabf4152 AM |
3122 | { |
3123 | struct lseek_cb_data *data; | |
ee872606 | 3124 | struct GETATTR3args args; |
dabf4152 AM |
3125 | |
3126 | if (whence == SEEK_SET) { | |
3127 | nfsfh->offset = offset; | |
3128 | cb(0, nfs, &nfsfh->offset, private_data); | |
3129 | return 0; | |
3130 | } | |
3131 | if (whence == SEEK_CUR) { | |
3132 | nfsfh->offset += offset; | |
3133 | cb(0, nfs, &nfsfh->offset, private_data); | |
3134 | return 0; | |
3135 | } | |
3136 | ||
3137 | data = malloc(sizeof(struct lseek_cb_data)); | |
3138 | if (data == NULL) { | |
3139 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
3140 | return -1; | |
3141 | } | |
3142 | ||
3143 | data->nfs = nfs; | |
3144 | data->nfsfh = nfsfh; | |
3145 | data->offset = offset; | |
3146 | data->cb = cb; | |
3147 | data->private_data = private_data; | |
3148 | ||
ee872606 RRS |
3149 | memset(&args, 0, sizeof(GETATTR3args)); |
3150 | args.object = nfsfh->fh; | |
3151 | ||
3152 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
dabf4152 AM |
3153 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
3154 | free(data); | |
3155 | return -1; | |
3156 | } | |
3157 | return 0; | |
3158 | } | |
3159 | ||
3160 | ||
3161 | ||
3162 | ||
3163 | /* | |
3164 | * Async statvfs() | |
3165 | */ | |
ee872606 | 3166 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3167 | { |
3168 | FSSTAT3res *res; | |
3169 | struct nfs_cb_data *data = private_data; | |
3170 | struct nfs_context *nfs = data->nfs; | |
3171 | struct statvfs svfs; | |
3172 | ||
ee872606 RRS |
3173 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3174 | ||
dabf4152 AM |
3175 | if (status == RPC_STATUS_ERROR) { |
3176 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3177 | free_nfs_cb_data(data); | |
3178 | return; | |
3179 | } | |
3180 | if (status == RPC_STATUS_CANCEL) { | |
3181 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3182 | free_nfs_cb_data(data); | |
3183 | return; | |
3184 | } | |
3185 | ||
3186 | res = command_data; | |
3187 | if (res->status != NFS3_OK) { | |
3188 | 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)); | |
3189 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3190 | free_nfs_cb_data(data); | |
3191 | return; | |
3192 | } | |
3193 | ||
3194 | svfs.f_bsize = 4096; | |
3195 | svfs.f_frsize = 4096; | |
3196 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
3197 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
3198 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
3199 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
3200 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
ee872606 | 3201 | #if !defined(ANDROID) |
dabf4152 AM |
3202 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
3203 | svfs.f_fsid = 0; | |
3204 | svfs.f_flag = 0; | |
3205 | svfs.f_namemax = 256; | |
ee872606 | 3206 | #endif |
dabf4152 AM |
3207 | |
3208 | data->cb(0, nfs, &svfs, data->private_data); | |
3209 | free_nfs_cb_data(data); | |
3210 | } | |
3211 | ||
3212 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3213 | { | |
ee872606 RRS |
3214 | FSSTAT3args args; |
3215 | ||
3216 | args.fsroot = data->fh; | |
3217 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
dabf4152 AM |
3218 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
3219 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3220 | free_nfs_cb_data(data); | |
3221 | return -1; | |
3222 | } | |
3223 | return 0; | |
3224 | } | |
3225 | ||
3226 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3227 | { | |
3228 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
3229 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3230 | return -1; | |
3231 | } | |
3232 | ||
3233 | return 0; | |
3234 | } | |
3235 | ||
3236 | ||
3237 | ||
3238 | ||
3239 | /* | |
3240 | * Async readlink() | |
3241 | */ | |
ee872606 | 3242 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3243 | { |
3244 | READLINK3res *res; | |
3245 | struct nfs_cb_data *data = private_data; | |
3246 | struct nfs_context *nfs = data->nfs; | |
3247 | ||
ee872606 RRS |
3248 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3249 | ||
dabf4152 AM |
3250 | if (status == RPC_STATUS_ERROR) { |
3251 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3252 | free_nfs_cb_data(data); | |
3253 | return; | |
3254 | } | |
3255 | if (status == RPC_STATUS_CANCEL) { | |
3256 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3257 | free_nfs_cb_data(data); | |
3258 | return; | |
3259 | } | |
3260 | ||
3261 | res = command_data; | |
3262 | if (res->status != NFS3_OK) { | |
3263 | 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)); | |
3264 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3265 | free_nfs_cb_data(data); | |
3266 | return; | |
3267 | } | |
3268 | ||
ee872606 | 3269 | |
dabf4152 AM |
3270 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); |
3271 | free_nfs_cb_data(data); | |
3272 | } | |
3273 | ||
3274 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3275 | { | |
fab61e3d AM |
3276 | READLINK3args args; |
3277 | ||
ee872606 | 3278 | args.symlink = data->fh; |
fab61e3d | 3279 | |
ee872606 | 3280 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
dabf4152 AM |
3281 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
3282 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3283 | free_nfs_cb_data(data); | |
3284 | return -1; | |
3285 | } | |
3286 | return 0; | |
3287 | } | |
3288 | ||
3289 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3290 | { | |
3291 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
3292 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3293 | return -1; | |
3294 | } | |
3295 | ||
3296 | return 0; | |
3297 | } | |
3298 | ||
3299 | ||
3300 | ||
3301 | ||
3302 | /* | |
3303 | * Async chmod() | |
3304 | */ | |
ee872606 | 3305 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3306 | { |
3307 | struct nfs_cb_data *data = private_data; | |
3308 | struct nfs_context *nfs = data->nfs; | |
3309 | SETATTR3res *res; | |
3310 | ||
ee872606 RRS |
3311 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3312 | ||
dabf4152 AM |
3313 | if (status == RPC_STATUS_ERROR) { |
3314 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3315 | free_nfs_cb_data(data); | |
3316 | return; | |
3317 | } | |
3318 | if (status == RPC_STATUS_CANCEL) { | |
3319 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3320 | free_nfs_cb_data(data); | |
3321 | return; | |
3322 | } | |
3323 | ||
3324 | res = command_data; | |
3325 | if (res->status != NFS3_OK) { | |
3326 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3327 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3328 | free_nfs_cb_data(data); | |
3329 | return; | |
3330 | } | |
3331 | ||
3332 | data->cb(0, nfs, NULL, data->private_data); | |
3333 | free_nfs_cb_data(data); | |
3334 | } | |
3335 | ||
3336 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3337 | { | |
3338 | SETATTR3args args; | |
3339 | ||
5670ec6e | 3340 | memset(&args, 0, sizeof(SETATTR3args)); |
ee872606 | 3341 | args.object = data->fh; |
dabf4152 AM |
3342 | args.new_attributes.mode.set_it = 1; |
3343 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3344 | ||
ee872606 | 3345 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
dabf4152 AM |
3346 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3347 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3348 | free_nfs_cb_data(data); | |
3349 | return -1; | |
3350 | } | |
3351 | return 0; | |
3352 | } | |
3353 | ||
3354 | ||
3355 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3356 | { | |
3357 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
3358 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3359 | return -1; | |
3360 | } | |
3361 | ||
3362 | return 0; | |
3363 | } | |
3364 | ||
3365 | /* | |
3366 | * Async fchmod() | |
3367 | */ | |
3368 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3369 | { | |
3370 | struct nfs_cb_data *data; | |
3371 | ||
3372 | data = malloc(sizeof(struct nfs_cb_data)); | |
3373 | if (data == NULL) { | |
3374 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); | |
3375 | return -1; | |
3376 | } | |
5670ec6e | 3377 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
3378 | data->nfs = nfs; |
3379 | data->cb = cb; | |
3380 | data->private_data = private_data; | |
3381 | data->continue_int = mode; | |
3382 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3383 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3384 | if (data->fh.data.data_val == NULL) { | |
3385 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3386 | free_nfs_cb_data(data); | |
3387 | return -1; | |
3388 | } | |
3389 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3390 | ||
3391 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
dabf4152 AM |
3392 | return -1; |
3393 | } | |
3394 | ||
3395 | return 0; | |
3396 | } | |
3397 | ||
3398 | ||
3399 | ||
3400 | /* | |
3401 | * Async chown() | |
3402 | */ | |
ee872606 | 3403 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3404 | { |
3405 | struct nfs_cb_data *data = private_data; | |
3406 | struct nfs_context *nfs = data->nfs; | |
3407 | SETATTR3res *res; | |
3408 | ||
ee872606 RRS |
3409 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3410 | ||
dabf4152 AM |
3411 | if (status == RPC_STATUS_ERROR) { |
3412 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3413 | free_nfs_cb_data(data); | |
3414 | return; | |
3415 | } | |
3416 | if (status == RPC_STATUS_CANCEL) { | |
3417 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3418 | free_nfs_cb_data(data); | |
3419 | return; | |
3420 | } | |
3421 | ||
3422 | res = command_data; | |
3423 | if (res->status != NFS3_OK) { | |
3424 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3425 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3426 | free_nfs_cb_data(data); | |
3427 | return; | |
3428 | } | |
3429 | ||
3430 | data->cb(0, nfs, NULL, data->private_data); | |
3431 | free_nfs_cb_data(data); | |
3432 | } | |
3433 | ||
3434 | struct nfs_chown_data { | |
3435 | uid_t uid; | |
3436 | gid_t gid; | |
3437 | }; | |
3438 | ||
3439 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3440 | { | |
3441 | SETATTR3args args; | |
3442 | struct nfs_chown_data *chown_data = data->continue_data; | |
3443 | ||
5670ec6e | 3444 | memset(&args, 0, sizeof(SETATTR3args)); |
ee872606 | 3445 | args.object = data->fh; |
dabf4152 AM |
3446 | if (chown_data->uid != (uid_t)-1) { |
3447 | args.new_attributes.uid.set_it = 1; | |
3448 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3449 | } | |
3450 | if (chown_data->gid != (gid_t)-1) { | |
3451 | args.new_attributes.gid.set_it = 1; | |
3452 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3453 | } | |
3454 | ||
ee872606 | 3455 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
dabf4152 AM |
3456 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3457 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3458 | free_nfs_cb_data(data); | |
3459 | return -1; | |
3460 | } | |
3461 | return 0; | |
3462 | } | |
3463 | ||
3464 | ||
3465 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3466 | { | |
3467 | struct nfs_chown_data *chown_data; | |
3468 | ||
3469 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3470 | if (chown_data == NULL) { | |
3471 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); | |
3472 | return -1; | |
3473 | } | |
3474 | ||
3475 | chown_data->uid = uid; | |
3476 | chown_data->gid = gid; | |
3477 | ||
3478 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
3479 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3480 | return -1; | |
3481 | } | |
3482 | ||
3483 | return 0; | |
3484 | } | |
3485 | ||
3486 | ||
3487 | /* | |
3488 | * Async fchown() | |
3489 | */ | |
3490 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3491 | { | |
3492 | struct nfs_cb_data *data; | |
3493 | struct nfs_chown_data *chown_data; | |
3494 | ||
3495 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3496 | if (chown_data == NULL) { | |
3497 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); | |
3498 | return -1; | |
3499 | } | |
3500 | ||
3501 | chown_data->uid = uid; | |
3502 | chown_data->gid = gid; | |
3503 | ||
dabf4152 AM |
3504 | data = malloc(sizeof(struct nfs_cb_data)); |
3505 | if (data == NULL) { | |
3506 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); | |
ee872606 | 3507 | free(chown_data); |
dabf4152 AM |
3508 | return -1; |
3509 | } | |
5670ec6e | 3510 | memset(data, 0, sizeof(struct nfs_cb_data)); |
dabf4152 AM |
3511 | data->nfs = nfs; |
3512 | data->cb = cb; | |
3513 | data->private_data = private_data; | |
3514 | data->continue_data = chown_data; | |
ee872606 | 3515 | data->free_continue_data = free; |
dabf4152 AM |
3516 | data->fh.data.data_len = nfsfh->fh.data.data_len; |
3517 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3518 | if (data->fh.data.data_val == NULL) { | |
3519 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3520 | free_nfs_cb_data(data); | |
3521 | return -1; | |
3522 | } | |
3523 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3524 | ||
dabf4152 | 3525 | if (nfs_chown_continue_internal(nfs, data) != 0) { |
dabf4152 AM |
3526 | return -1; |
3527 | } | |
3528 | ||
3529 | return 0; | |
3530 | } | |
3531 | ||
3532 | ||
3533 | ||
3534 | ||
3535 | ||
3536 | /* | |
3537 | * Async utimes() | |
3538 | */ | |
ee872606 | 3539 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3540 | { |
3541 | struct nfs_cb_data *data = private_data; | |
3542 | struct nfs_context *nfs = data->nfs; | |
3543 | SETATTR3res *res; | |
3544 | ||
ee872606 RRS |
3545 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3546 | ||
dabf4152 AM |
3547 | if (status == RPC_STATUS_ERROR) { |
3548 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3549 | free_nfs_cb_data(data); | |
3550 | return; | |
3551 | } | |
3552 | if (status == RPC_STATUS_CANCEL) { | |
3553 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3554 | free_nfs_cb_data(data); | |
3555 | return; | |
3556 | } | |
3557 | ||
3558 | res = command_data; | |
3559 | if (res->status != NFS3_OK) { | |
3560 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3561 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3562 | free_nfs_cb_data(data); | |
3563 | return; | |
3564 | } | |
3565 | ||
3566 | data->cb(0, nfs, NULL, data->private_data); | |
3567 | free_nfs_cb_data(data); | |
3568 | } | |
3569 | ||
3570 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3571 | { | |
3572 | SETATTR3args args; | |
3573 | struct timeval *utimes_data = data->continue_data; | |
3574 | ||
5670ec6e | 3575 | memset(&args, 0, sizeof(SETATTR3args)); |
ee872606 | 3576 | args.object = data->fh; |
dabf4152 AM |
3577 | if (utimes_data != NULL) { |
3578 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3579 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3580 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3581 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3582 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3583 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3584 | } else { | |
3585 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3586 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3587 | } | |
3588 | ||
ee872606 | 3589 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
dabf4152 AM |
3590 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3591 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3592 | free_nfs_cb_data(data); | |
3593 | return -1; | |
3594 | } | |
3595 | return 0; | |
3596 | } | |
3597 | ||
3598 | ||
3599 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3600 | { | |
3601 | struct timeval *new_times = NULL; | |
3602 | ||
3603 | if (times != NULL) { | |
3604 | new_times = malloc(sizeof(struct timeval)*2); | |
3605 | if (new_times == NULL) { | |
3606 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); | |
3607 | return -1; | |
3608 | } | |
3609 | ||
3610 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3611 | } | |
3612 | ||
3613 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
3614 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3615 | return -1; | |
3616 | } | |
3617 | ||
3618 | return 0; | |
3619 | } | |
3620 | ||
3621 | /* | |
3622 | * Async utime() | |
3623 | */ | |
3624 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3625 | { | |
3626 | struct timeval *new_times = NULL; | |
3627 | ||
3628 | if (times != NULL) { | |
3629 | new_times = malloc(sizeof(struct timeval)*2); | |
3630 | if (new_times == NULL) { | |
3631 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); | |
3632 | return -1; | |
3633 | } | |
3634 | ||
3635 | new_times[0].tv_sec = times->actime; | |
3636 | new_times[0].tv_usec = 0; | |
3637 | new_times[1].tv_sec = times->modtime; | |
3638 | new_times[1].tv_usec = 0; | |
3639 | } | |
3640 | ||
3641 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
3642 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3643 | return -1; | |
3644 | } | |
3645 | ||
3646 | return 0; | |
3647 | } | |
3648 | ||
3649 | ||
dabf4152 AM |
3650 | /* |
3651 | * Async access() | |
3652 | */ | |
ee872606 | 3653 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3654 | { |
3655 | ACCESS3res *res; | |
3656 | struct nfs_cb_data *data = private_data; | |
3657 | struct nfs_context *nfs = data->nfs; | |
3658 | unsigned int nfsmode = 0; | |
3659 | ||
ee872606 RRS |
3660 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3661 | ||
dabf4152 AM |
3662 | if (status == RPC_STATUS_ERROR) { |
3663 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3664 | free_nfs_cb_data(data); | |
3665 | return; | |
3666 | } | |
3667 | if (status == RPC_STATUS_CANCEL) { | |
3668 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3669 | free_nfs_cb_data(data); | |
3670 | return; | |
3671 | } | |
3672 | ||
3673 | res = command_data; | |
3674 | if (res->status != NFS3_OK) { | |
3675 | 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)); | |
3676 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3677 | free_nfs_cb_data(data); | |
3678 | return; | |
3679 | } | |
3680 | ||
3681 | if (data->continue_int & R_OK) { | |
3682 | nfsmode |= ACCESS3_READ; | |
3683 | } | |
3684 | if (data->continue_int & W_OK) { | |
3685 | nfsmode |= ACCESS3_MODIFY; | |
3686 | } | |
3687 | if (data->continue_int & X_OK) { | |
3688 | nfsmode |= ACCESS3_EXECUTE; | |
3689 | } | |
3690 | ||
3691 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3692 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3693 | nfsmode&ACCESS3_READ?'r':'-', | |
3694 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3695 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3696 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3697 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3698 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3699 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3700 | free_nfs_cb_data(data); | |
3701 | return; | |
3702 | } | |
3703 | ||
3704 | data->cb(0, nfs, NULL, data->private_data); | |
3705 | free_nfs_cb_data(data); | |
3706 | } | |
3707 | ||
3708 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3709 | { | |
3710 | int nfsmode = 0; | |
ee872606 | 3711 | ACCESS3args args; |
dabf4152 AM |
3712 | |
3713 | if (data->continue_int & R_OK) { | |
3714 | nfsmode |= ACCESS3_READ; | |
3715 | } | |
3716 | if (data->continue_int & W_OK) { | |
3717 | nfsmode |= ACCESS3_MODIFY; | |
3718 | } | |
3719 | if (data->continue_int & X_OK) { | |
3720 | nfsmode |= ACCESS3_EXECUTE; | |
3721 | } | |
3722 | ||
ee872606 RRS |
3723 | memset(&args, 0, sizeof(ACCESS3args)); |
3724 | args.object = data->fh; | |
3725 | args.access = nfsmode; | |
3726 | ||
3727 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
dabf4152 AM |
3728 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
3729 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3730 | free_nfs_cb_data(data); | |
3731 | return -1; | |
3732 | } | |
3733 | return 0; | |
3734 | } | |
3735 | ||
3736 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3737 | { | |
3738 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
3739 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3740 | return -1; | |
3741 | } | |
3742 | ||
3743 | return 0; | |
3744 | } | |
3745 | ||
3746 | ||
3747 | ||
3748 | /* | |
3749 | * Async symlink() | |
3750 | */ | |
3751 | struct nfs_symlink_data { | |
3752 | char *oldpath; | |
3753 | char *newpathparent; | |
3754 | char *newpathobject; | |
3755 | }; | |
3756 | ||
3757 | static void free_nfs_symlink_data(void *mem) | |
3758 | { | |
3759 | struct nfs_symlink_data *data = mem; | |
3760 | ||
3761 | if (data->oldpath != NULL) { | |
3762 | free(data->oldpath); | |
3763 | } | |
3764 | if (data->newpathparent != NULL) { | |
3765 | free(data->newpathparent); | |
3766 | } | |
3767 | if (data->newpathobject != NULL) { | |
3768 | free(data->newpathobject); | |
3769 | } | |
3770 | free(data); | |
3771 | } | |
3772 | ||
ee872606 | 3773 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3774 | { |
3775 | SYMLINK3res *res; | |
3776 | struct nfs_cb_data *data = private_data; | |
3777 | struct nfs_context *nfs = data->nfs; | |
3778 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
ee872606 RRS |
3779 | |
3780 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
3781 | ||
dabf4152 AM |
3782 | if (status == RPC_STATUS_ERROR) { |
3783 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3784 | free_nfs_cb_data(data); | |
3785 | return; | |
3786 | } | |
3787 | if (status == RPC_STATUS_CANCEL) { | |
3788 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3789 | free_nfs_cb_data(data); | |
3790 | return; | |
3791 | } | |
3792 | ||
3793 | res = command_data; | |
3794 | if (res->status != NFS3_OK) { | |
3795 | 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)); | |
3796 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3797 | free_nfs_cb_data(data); | |
3798 | return; | |
3799 | } | |
3800 | ||
3801 | data->cb(0, nfs, NULL, data->private_data); | |
3802 | free_nfs_cb_data(data); | |
3803 | } | |
3804 | ||
3805 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3806 | { | |
3807 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
ee872606 | 3808 | SYMLINK3args args; |
dabf4152 | 3809 | |
ee872606 RRS |
3810 | memset(&args, 0, sizeof(SYMLINK3args)); |
3811 | args.where.dir = data->fh; | |
3812 | args.where.name = symlink_data->newpathobject; | |
3813 | args.symlink.symlink_attributes.mode.set_it = 1; | |
3814 | args.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; | |
3815 | args.symlink.symlink_data = symlink_data->oldpath; | |
fab61e3d | 3816 | |
ee872606 | 3817 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
dabf4152 AM |
3818 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3819 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3820 | free_nfs_cb_data(data); | |
3821 | return -1; | |
3822 | } | |
3823 | return 0; | |
3824 | } | |
3825 | ||
3826 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3827 | { | |
3828 | char *ptr; | |
3829 | struct nfs_symlink_data *symlink_data; | |
3830 | ||
3831 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3832 | if (symlink_data == NULL) { | |
3833 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); | |
3834 | return -1; | |
3835 | } | |
5670ec6e | 3836 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
dabf4152 AM |
3837 | |
3838 | symlink_data->oldpath = strdup(oldpath); | |
3839 | if (symlink_data->oldpath == NULL) { | |
3840 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); | |
3841 | free_nfs_symlink_data(symlink_data); | |
3842 | return -1; | |
3843 | } | |
3844 | ||
3845 | symlink_data->newpathparent = strdup(newpath); | |
3846 | if (symlink_data->newpathparent == NULL) { | |
3847 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); | |
3848 | free_nfs_symlink_data(symlink_data); | |
3849 | return -1; | |
3850 | } | |
3851 | ||
5670ec6e | 3852 | ptr = strrchr(symlink_data->newpathparent, '/'); |
dabf4152 AM |
3853 | if (ptr == NULL) { |
3854 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); | |
3855 | free_nfs_symlink_data(symlink_data); | |
3856 | return -1; | |
3857 | } | |
3858 | *ptr = 0; | |
3859 | ptr++; | |
3860 | ||
3861 | symlink_data->newpathobject = strdup(ptr); | |
3862 | if (symlink_data->newpathobject == NULL) { | |
3863 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); | |
3864 | free_nfs_symlink_data(symlink_data); | |
3865 | return -1; | |
3866 | } | |
3867 | ||
3868 | if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) { | |
3869 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
3870 | return -1; | |
3871 | } | |
3872 | ||
3873 | return 0; | |
3874 | } | |
3875 | ||
3876 | ||
3877 | ||
3878 | /* | |
3879 | * Async rename() | |
3880 | */ | |
3881 | struct nfs_rename_data { | |
3882 | char *oldpath; | |
3883 | char *oldobject; | |
3884 | struct nfs_fh3 olddir; | |
3885 | char *newpath; | |
3886 | char *newobject; | |
3887 | struct nfs_fh3 newdir; | |
3888 | }; | |
3889 | ||
3890 | static void free_nfs_rename_data(void *mem) | |
3891 | { | |
3892 | struct nfs_rename_data *data = mem; | |
3893 | ||
3894 | if (data->oldpath != NULL) { | |
3895 | free(data->oldpath); | |
3896 | } | |
3897 | if (data->olddir.data.data_val != NULL) { | |
3898 | free(data->olddir.data.data_val); | |
3899 | } | |
3900 | if (data->newpath != NULL) { | |
3901 | free(data->newpath); | |
3902 | } | |
3903 | if (data->newdir.data.data_val != NULL) { | |
3904 | free(data->newdir.data.data_val); | |
3905 | } | |
3906 | free(data); | |
3907 | } | |
3908 | ||
ee872606 | 3909 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
3910 | { |
3911 | RENAME3res *res; | |
3912 | struct nfs_cb_data *data = private_data; | |
3913 | struct nfs_context *nfs = data->nfs; | |
3914 | struct nfs_rename_data *rename_data = data->continue_data; | |
ee872606 RRS |
3915 | |
3916 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
3917 | ||
dabf4152 AM |
3918 | if (status == RPC_STATUS_ERROR) { |
3919 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3920 | free_nfs_cb_data(data); | |
3921 | return; | |
3922 | } | |
3923 | if (status == RPC_STATUS_CANCEL) { | |
3924 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3925 | free_nfs_cb_data(data); | |
3926 | return; | |
3927 | } | |
3928 | ||
3929 | res = command_data; | |
3930 | if (res->status != NFS3_OK) { | |
3931 | 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)); | |
3932 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3933 | free_nfs_cb_data(data); | |
3934 | return; | |
3935 | } | |
3936 | ||
3937 | data->cb(0, nfs, NULL, data->private_data); | |
3938 | free_nfs_cb_data(data); | |
3939 | } | |
3940 | ||
3941 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3942 | { | |
3943 | struct nfs_rename_data *rename_data = data->continue_data; | |
ee872606 | 3944 | RENAME3args args; |
dabf4152 AM |
3945 | |
3946 | /* steal the filehandle */ | |
ee872606 | 3947 | rename_data->newdir = data->fh; |
dabf4152 AM |
3948 | data->fh.data.data_val = NULL; |
3949 | ||
ee872606 RRS |
3950 | args.from.dir = rename_data->olddir; |
3951 | args.from.name = rename_data->oldobject; | |
3952 | args.to.dir = rename_data->newdir; | |
3953 | args.to.name = rename_data->newobject; | |
3954 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
dabf4152 AM |
3955 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
3956 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3957 | free_nfs_cb_data(data); | |
3958 | return -1; | |
3959 | } | |
3960 | return 0; | |
3961 | } | |
3962 | ||
3963 | ||
3964 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3965 | { | |
3966 | struct nfs_rename_data *rename_data = data->continue_data; | |
ee872606 RRS |
3967 | char* newpath = strdup(rename_data->newpath); |
3968 | if (!newpath) { | |
3969 | rpc_set_error(nfs->rpc, "Out of memory. Could not allocate memory to store target path for rename"); | |
3970 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3971 | free_nfs_cb_data(data); | |
3972 | return -1; | |
3973 | } | |
dabf4152 AM |
3974 | |
3975 | /* steal the filehandle */ | |
ee872606 | 3976 | rename_data->olddir = data->fh; |
dabf4152 AM |
3977 | data->fh.data.data_val = NULL; |
3978 | ||
3979 | 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) { | |
ee872606 | 3980 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath); |
dabf4152 AM |
3981 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3982 | free_nfs_cb_data(data); | |
ee872606 | 3983 | free(newpath); |
dabf4152 AM |
3984 | return -1; |
3985 | } | |
3986 | data->continue_data = NULL; | |
3987 | free_nfs_cb_data(data); | |
ee872606 | 3988 | free(newpath); |
dabf4152 AM |
3989 | |
3990 | return 0; | |
3991 | } | |
3992 | ||
3993 | ||
3994 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3995 | { | |
3996 | char *ptr; | |
3997 | struct nfs_rename_data *rename_data; | |
3998 | ||
3999 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
4000 | if (rename_data == NULL) { | |
4001 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); | |
4002 | return -1; | |
4003 | } | |
5670ec6e | 4004 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
dabf4152 AM |
4005 | |
4006 | rename_data->oldpath = strdup(oldpath); | |
4007 | if (rename_data->oldpath == NULL) { | |
4008 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); | |
4009 | free_nfs_rename_data(rename_data); | |
4010 | return -1; | |
4011 | } | |
5670ec6e | 4012 | ptr = strrchr(rename_data->oldpath, '/'); |
dabf4152 AM |
4013 | if (ptr == NULL) { |
4014 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); | |
4015 | free_nfs_rename_data(rename_data); | |
4016 | return -1; | |
4017 | } | |
4018 | *ptr = 0; | |
4019 | ptr++; | |
4020 | rename_data->oldobject = ptr; | |
4021 | ||
4022 | ||
4023 | rename_data->newpath = strdup(newpath); | |
4024 | if (rename_data->newpath == NULL) { | |
4025 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); | |
4026 | free_nfs_rename_data(rename_data); | |
4027 | return -1; | |
4028 | } | |
5670ec6e | 4029 | ptr = strrchr(rename_data->newpath, '/'); |
dabf4152 AM |
4030 | if (ptr == NULL) { |
4031 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); | |
4032 | free_nfs_rename_data(rename_data); | |
4033 | return -1; | |
4034 | } | |
4035 | *ptr = 0; | |
4036 | ptr++; | |
4037 | rename_data->newobject = ptr; | |
4038 | ||
4039 | ||
4040 | if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) { | |
4041 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
4042 | return -1; | |
4043 | } | |
4044 | ||
4045 | return 0; | |
4046 | } | |
4047 | ||
4048 | ||
4049 | /* | |
4050 | * Async link() | |
4051 | */ | |
4052 | struct nfs_link_data { | |
4053 | char *oldpath; | |
4054 | struct nfs_fh3 oldfh; | |
4055 | char *newpath; | |
4056 | char *newobject; | |
4057 | struct nfs_fh3 newdir; | |
4058 | }; | |
4059 | ||
4060 | static void free_nfs_link_data(void *mem) | |
4061 | { | |
4062 | struct nfs_link_data *data = mem; | |
4063 | ||
4064 | if (data->oldpath != NULL) { | |
4065 | free(data->oldpath); | |
4066 | } | |
4067 | if (data->oldfh.data.data_val != NULL) { | |
4068 | free(data->oldfh.data.data_val); | |
4069 | } | |
4070 | if (data->newpath != NULL) { | |
4071 | free(data->newpath); | |
4072 | } | |
4073 | if (data->newdir.data.data_val != NULL) { | |
4074 | free(data->newdir.data.data_val); | |
4075 | } | |
4076 | free(data); | |
4077 | } | |
4078 | ||
ee872606 | 4079 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
dabf4152 AM |
4080 | { |
4081 | LINK3res *res; | |
4082 | struct nfs_cb_data *data = private_data; | |
4083 | struct nfs_context *nfs = data->nfs; | |
4084 | struct nfs_link_data *link_data = data->continue_data; | |
ee872606 RRS |
4085 | |
4086 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
4087 | ||
dabf4152 AM |
4088 | if (status == RPC_STATUS_ERROR) { |
4089 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4090 | free_nfs_cb_data(data); | |
4091 | return; | |
4092 | } | |
4093 | if (status == RPC_STATUS_CANCEL) { | |
4094 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4095 | free_nfs_cb_data(data); | |
4096 | return; | |
4097 | } | |
4098 | ||
4099 | res = command_data; | |
4100 | if (res->status != NFS3_OK) { | |
4101 | 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)); | |
4102 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4103 | free_nfs_cb_data(data); | |
4104 | return; | |
4105 | } | |
4106 | ||
4107 | data->cb(0, nfs, NULL, data->private_data); | |
4108 | free_nfs_cb_data(data); | |
4109 | } | |
4110 | ||
4111 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4112 | { | |
4113 | struct nfs_link_data *link_data = data->continue_data; | |
ee872606 | 4114 | LINK3args args; |
dabf4152 AM |
4115 | |
4116 | /* steal the filehandle */ | |
ee872606 | 4117 | link_data->newdir = data->fh; |
dabf4152 AM |
4118 | data->fh.data.data_val = NULL; |
4119 | ||
ee872606 RRS |
4120 | memset(&args, 0, sizeof(LINK3args)); |
4121 | args.file = link_data->oldfh; | |
4122 | args.link.dir = link_data->newdir; | |
4123 | args.link.name = link_data->newobject; | |
4124 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
dabf4152 AM |
4125 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
4126 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4127 | free_nfs_cb_data(data); | |
4128 | return -1; | |
4129 | } | |
4130 | return 0; | |
4131 | } | |
4132 | ||
4133 | ||
4134 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4135 | { | |
4136 | struct nfs_link_data *link_data = data->continue_data; | |
4137 | ||
4138 | /* steal the filehandle */ | |
ee872606 | 4139 | link_data->oldfh = data->fh; |
dabf4152 AM |
4140 | data->fh.data.data_val = NULL; |
4141 | ||
4142 | 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) { | |
4143 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
4144 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4145 | free_nfs_cb_data(data); | |
4146 | return -1; | |
4147 | } | |
4148 | data->continue_data = NULL; | |
4149 | free_nfs_cb_data(data); | |
4150 | ||
4151 | return 0; | |
4152 | } | |
4153 | ||
4154 | ||
4155 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4156 | { | |
4157 | char *ptr; | |
4158 | struct nfs_link_data *link_data; | |
4159 | ||
4160 | link_data = malloc(sizeof(struct nfs_link_data)); | |
4161 | if (link_data == NULL) { | |
4162 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); | |
4163 | return -1; | |
4164 | } | |
5670ec6e | 4165 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
dabf4152 AM |
4166 | |
4167 | link_data->oldpath = strdup(oldpath); | |
4168 | if (link_data->oldpath == NULL) { | |
4169 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); | |
4170 | free_nfs_link_data(link_data); | |
4171 | return -1; | |
4172 | } | |
4173 | ||
4174 | link_data->newpath = strdup(newpath); | |
4175 | if (link_data->newpath == NULL) { | |
4176 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); | |
4177 | free_nfs_link_data(link_data); | |
4178 | return -1; | |
4179 | } | |
5670ec6e | 4180 | ptr = strrchr(link_data->newpath, '/'); |
dabf4152 AM |
4181 | if (ptr == NULL) { |
4182 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); | |
4183 | free_nfs_link_data(link_data); | |
4184 | return -1; | |
4185 | } | |
4186 | *ptr = 0; | |
4187 | ptr++; | |
4188 | link_data->newobject = ptr; | |
4189 | ||
4190 | ||
4191 | if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) { | |
4192 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
4193 | return -1; | |
4194 | } | |
4195 | ||
4196 | return 0; | |
4197 | } | |
4198 | ||
4199 | ||
4200 | //qqq replace later with lseek() | |
5670ec6e | 4201 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
dabf4152 AM |
4202 | { |
4203 | return nfsfh->offset; | |
4204 | } | |
4205 | ||
4206 | ||
4207 | ||
4208 | /* | |
4209 | * Get the maximum supported READ3 size by the server | |
4210 | */ | |
5670ec6e | 4211 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
dabf4152 AM |
4212 | { |
4213 | return nfs->readmax; | |
4214 | } | |
4215 | ||
4216 | /* | |
4217 | * Get the maximum supported WRITE3 size by the server | |
4218 | */ | |
5670ec6e | 4219 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
dabf4152 | 4220 | { |
ee872606 RRS |
4221 | return nfs->writemax; |
4222 | } | |
4223 | ||
4224 | void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v) { | |
4225 | rpc_set_tcp_syncnt(nfs->rpc, v); | |
4226 | } | |
4227 | ||
4228 | void nfs_set_uid(struct nfs_context *nfs, int uid) { | |
4229 | rpc_set_uid(nfs->rpc, uid); | |
4230 | } | |
4231 | ||
4232 | void nfs_set_gid(struct nfs_context *nfs, int gid) { | |
4233 | rpc_set_gid(nfs->rpc, gid); | |
dabf4152 AM |
4234 | } |
4235 | ||
4236 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
4237 | { | |
4238 | va_list ap; | |
4239 | char *str = NULL; | |
4240 | ||
4241 | va_start(ap, error_string); | |
5670ec6e AM |
4242 | str = malloc(1024); |
4243 | vsnprintf(str, 1024, error_string, ap); | |
dabf4152 AM |
4244 | if (nfs->rpc->error_string != NULL) { |
4245 | free(nfs->rpc->error_string); | |
4246 | } | |
4247 | nfs->rpc->error_string = str; | |
ee872606 | 4248 | va_end(ap); |
dabf4152 AM |
4249 | } |
4250 | ||
4251 | ||
4252 | ||
4253 | struct mount_cb_data { | |
4254 | rpc_cb cb; | |
4255 | void *private_data; | |
4256 | char *server; | |
4257 | }; | |
4258 | ||
4259 | static void free_mount_cb_data(struct mount_cb_data *data) | |
4260 | { | |
4261 | if (data->server != NULL) { | |
4262 | free(data->server); | |
4263 | data->server = NULL; | |
4264 | } | |
4265 | ||
4266 | free(data); | |
4267 | } | |
4268 | ||
4269 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4270 | { | |
4271 | struct mount_cb_data *data = private_data; | |
4272 | ||
ee872606 RRS |
4273 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4274 | ||
4275 | if (status == RPC_STATUS_ERROR) { | |
dabf4152 AM |
4276 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4277 | free_mount_cb_data(data); | |
4278 | return; | |
4279 | } | |
4280 | if (status == RPC_STATUS_CANCEL) { | |
4281 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4282 | free_mount_cb_data(data); | |
4283 | return; | |
4284 | } | |
4285 | ||
4286 | data->cb(rpc, 0, command_data, data->private_data); | |
4287 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
4288 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
4289 | } | |
4290 | free_mount_cb_data(data); | |
4291 | } | |
4292 | ||
4293 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4294 | { | |
4295 | struct mount_cb_data *data = private_data; | |
4296 | ||
ee872606 RRS |
4297 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4298 | ||
5670ec6e AM |
4299 | /* Dont want any more callbacks even if the socket is closed */ |
4300 | rpc->connect_cb = NULL; | |
4301 | ||
ee872606 | 4302 | if (status == RPC_STATUS_ERROR) { |
dabf4152 AM |
4303 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4304 | free_mount_cb_data(data); | |
4305 | return; | |
4306 | } | |
4307 | if (status == RPC_STATUS_CANCEL) { | |
4308 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4309 | free_mount_cb_data(data); | |
4310 | return; | |
4311 | } | |
4312 | ||
ee872606 | 4313 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
dabf4152 AM |
4314 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4315 | free_mount_cb_data(data); | |
4316 | return; | |
4317 | } | |
4318 | } | |
4319 | ||
4320 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4321 | { | |
4322 | struct mount_cb_data *data = private_data; | |
4323 | uint32_t mount_port; | |
4324 | ||
ee872606 RRS |
4325 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4326 | ||
4327 | if (status == RPC_STATUS_ERROR) { | |
dabf4152 AM |
4328 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4329 | free_mount_cb_data(data); | |
4330 | return; | |
4331 | } | |
4332 | if (status == RPC_STATUS_CANCEL) { | |
4333 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4334 | free_mount_cb_data(data); | |
4335 | return; | |
4336 | } | |
4337 | ||
4338 | mount_port = *(uint32_t *)command_data; | |
4339 | if (mount_port == 0) { | |
4340 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
4341 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
4342 | free_mount_cb_data(data); | |
4343 | return; | |
4344 | } | |
4345 | ||
4346 | rpc_disconnect(rpc, "normal disconnect"); | |
4347 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
4348 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
4349 | free_mount_cb_data(data); | |
4350 | return; | |
4351 | } | |
4352 | } | |
4353 | ||
4354 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4355 | { | |
4356 | struct mount_cb_data *data = private_data; | |
4357 | ||
ee872606 RRS |
4358 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4359 | ||
dabf4152 AM |
4360 | if (status == RPC_STATUS_ERROR) { |
4361 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
4362 | free_mount_cb_data(data); | |
4363 | return; | |
4364 | } | |
4365 | if (status == RPC_STATUS_CANCEL) { | |
4366 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4367 | free_mount_cb_data(data); | |
4368 | return; | |
4369 | } | |
4370 | ||
fab61e3d | 4371 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
dabf4152 AM |
4372 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4373 | free_mount_cb_data(data); | |
4374 | return; | |
4375 | } | |
4376 | } | |
4377 | ||
4378 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4379 | { | |
4380 | struct mount_cb_data *data = private_data; | |
4381 | ||
ee872606 RRS |
4382 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4383 | ||
5670ec6e AM |
4384 | /* Dont want any more callbacks even if the socket is closed */ |
4385 | rpc->connect_cb = NULL; | |
4386 | ||
dabf4152 AM |
4387 | if (status == RPC_STATUS_ERROR) { |
4388 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
4389 | free_mount_cb_data(data); | |
4390 | return; | |
4391 | } | |
4392 | if (status == RPC_STATUS_CANCEL) { | |
4393 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4394 | free_mount_cb_data(data); | |
4395 | return; | |
4396 | } | |
4397 | ||
4398 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
4399 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
4400 | free_mount_cb_data(data); | |
4401 | return; | |
4402 | } | |
4403 | } | |
4404 | ||
4405 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
4406 | { | |
4407 | struct mount_cb_data *data; | |
4408 | ||
ee872606 RRS |
4409 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4410 | ||
dabf4152 AM |
4411 | data = malloc(sizeof(struct mount_cb_data)); |
4412 | if (data == NULL) { | |
4413 | return -1; | |
4414 | } | |
5670ec6e | 4415 | memset(data, 0, sizeof(struct mount_cb_data)); |
dabf4152 AM |
4416 | data->cb = cb; |
4417 | data->private_data = private_data; | |
4418 | data->server = strdup(server); | |
4419 | if (data->server == NULL) { | |
4420 | free_mount_cb_data(data); | |
4421 | return -1; | |
ee872606 | 4422 | } |
dabf4152 AM |
4423 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { |
4424 | free_mount_cb_data(data); | |
4425 | return -1; | |
4426 | } | |
4427 | ||
4428 | return 0; | |
4429 | } | |
4430 | ||
4431 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) | |
4432 | { | |
ee872606 | 4433 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
dabf4152 AM |
4434 | return nfs->rpc; |
4435 | } | |
4436 | ||
5670ec6e AM |
4437 | const char *nfs_get_server(struct nfs_context *nfs) { |
4438 | return nfs->server; | |
4439 | } | |
4440 | ||
4441 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4442 | return nfs->export; | |
4443 | } | |
4444 | ||
fab61e3d AM |
4445 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4446 | return &nfs->rootfh; | |
4447 | } | |
ee872606 RRS |
4448 | |
4449 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4450 | return &nfsfh->fh; | |
4451 | } |