Commit | Line | Data |
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84004dbf RS |
1 | /* |
2 | Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser General Public License as published by | |
6 | the Free Software Foundation; either version 2.1 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | /* | |
18 | * High level api to nfs filesystems | |
19 | */ | |
00748f36 RS |
20 | #ifdef HAVE_CONFIG_H |
21 | #include "config.h" | |
22 | #endif | |
23 | ||
108c622a RS |
24 | #ifdef AROS |
25 | #include "aros_compat.h" | |
00748f36 RS |
26 | #endif |
27 | ||
a8a1b858 M |
28 | #ifdef WIN32 |
29 | #include "win32_compat.h" | |
bff8fe46 RS |
30 | #endif |
31 | ||
32 | #ifdef HAVE_UTIME_H | |
d7c6e9aa | 33 | #include <utime.h> |
bff8fe46 | 34 | #endif |
d7c6e9aa | 35 | |
d7c6e9aa | 36 | #ifdef ANDROID |
252aa90d | 37 | #define statvfs statfs |
108c622a | 38 | #endif |
a8a1b858 M |
39 | |
40 | #define _GNU_SOURCE | |
6874f61e | 41 | |
108c622a RS |
42 | #ifdef HAVE_UNISTD_H |
43 | #include <unistd.h> | |
44 | #endif | |
45 | ||
46 | #ifdef HAVE_SYS_VFS_H | |
47 | #include <sys/vfs.h> | |
48 | #endif | |
49 | ||
50 | #ifdef HAVE_SYS_STATVFS_H | |
51 | #include <sys/statvfs.h> | |
52 | #endif | |
53 | ||
72897005 RS |
54 | #ifdef HAVE_NETINET_IN_H |
55 | #include <netinet/in.h> | |
56 | #endif | |
57 | ||
bff8fe46 RS |
58 | #ifdef HAVE_STRINGS_H |
59 | #include <strings.h> | |
60 | #endif | |
61 | ||
84004dbf | 62 | #include <stdio.h> |
1896d37b | 63 | #include <stdarg.h> |
84004dbf RS |
64 | #include <stdlib.h> |
65 | #include <string.h> | |
f3a75078 | 66 | #include <assert.h> |
84004dbf RS |
67 | #include <errno.h> |
68 | #include <sys/types.h> | |
69 | #include <sys/stat.h> | |
84004dbf | 70 | #include <fcntl.h> |
763cd6e3 | 71 | #include "libnfs-zdr.h" |
84004dbf RS |
72 | #include "libnfs.h" |
73 | #include "libnfs-raw.h" | |
74 | #include "libnfs-raw-mount.h" | |
75 | #include "libnfs-raw-nfs.h" | |
1896d37b RS |
76 | #include "libnfs-private.h" |
77 | ||
78 | struct nfsdir { | |
79 | struct nfsdirent *entries; | |
80 | struct nfsdirent *current; | |
81 | }; | |
84004dbf RS |
82 | |
83 | struct nfsfh { | |
84 | struct nfs_fh3 fh; | |
85 | int is_sync; | |
183451cf | 86 | uint64_t offset; |
84004dbf RS |
87 | }; |
88 | ||
1896d37b RS |
89 | struct nfs_context { |
90 | struct rpc_context *rpc; | |
91 | char *server; | |
92 | char *export; | |
93 | struct nfs_fh3 rootfh; | |
183451cf RS |
94 | uint64_t readmax; |
95 | uint64_t writemax; | |
84004dbf RS |
96 | }; |
97 | ||
98 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
99 | { | |
100 | while (nfsdir->entries) { | |
101 | struct nfsdirent *dirent = nfsdir->entries->next; | |
102 | if (nfsdir->entries->name != NULL) { | |
103 | free(nfsdir->entries->name); | |
104 | } | |
105 | free(nfsdir->entries); | |
106 | nfsdir->entries = dirent; | |
107 | } | |
108 | free(nfsdir); | |
109 | } | |
110 | ||
84004dbf RS |
111 | struct nfs_cb_data; |
112 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
113 | ||
114 | struct nfs_cb_data { | |
115 | struct nfs_context *nfs; | |
116 | struct nfsfh *nfsfh; | |
117 | char *saved_path, *path; | |
118 | ||
119 | nfs_cb cb; | |
120 | void *private_data; | |
121 | ||
122 | continue_func continue_cb; | |
123 | void *continue_data; | |
124 | void (*free_continue_data)(void *); | |
125 | int continue_int; | |
126 | ||
127 | struct nfs_fh3 fh; | |
921f877b RS |
128 | |
129 | /* for multi-read/write calls. */ | |
130 | int error; | |
131 | int cancel; | |
132 | int num_calls; | |
183451cf | 133 | uint64_t start_offset, max_offset; |
921f877b RS |
134 | char *buffer; |
135 | }; | |
136 | ||
137 | struct nfs_mcb_data { | |
138 | struct nfs_cb_data *data; | |
183451cf RS |
139 | uint64_t offset; |
140 | uint64_t count; | |
84004dbf RS |
141 | }; |
142 | ||
143 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
144 | ||
145 | ||
67ba2239 | 146 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 147 | { |
9896c715 | 148 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
149 | } |
150 | ||
151 | int nfs_get_fd(struct nfs_context *nfs) | |
152 | { | |
153 | return rpc_get_fd(nfs->rpc); | |
154 | } | |
155 | ||
83aa785d RS |
156 | int nfs_queue_length(struct nfs_context *nfs) |
157 | { | |
158 | return rpc_queue_length(nfs->rpc); | |
159 | } | |
160 | ||
84004dbf RS |
161 | int nfs_which_events(struct nfs_context *nfs) |
162 | { | |
163 | return rpc_which_events(nfs->rpc); | |
164 | } | |
165 | ||
166 | int nfs_service(struct nfs_context *nfs, int revents) | |
167 | { | |
168 | return rpc_service(nfs->rpc, revents); | |
169 | } | |
170 | ||
171 | char *nfs_get_error(struct nfs_context *nfs) | |
172 | { | |
173 | return rpc_get_error(nfs->rpc); | |
174 | }; | |
175 | ||
d2ec73c7 PL |
176 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, char *url, int dir, int incomplete) |
177 | { | |
178 | struct nfs_url *urls; | |
179 | char *strp, *flagsp, *strp2; | |
180 | ||
181 | if (strncmp(url, "nfs://", 6)) { | |
182 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
183 | return NULL; | |
184 | } | |
185 | ||
186 | urls = malloc(sizeof(struct nfs_url)); | |
187 | if (urls == NULL) { | |
188 | rpc_set_error(nfs->rpc, "Out of memory"); | |
189 | return NULL; | |
190 | } | |
191 | ||
192 | urls->server = strdup(url + 6); | |
193 | if (urls->server == NULL) { | |
194 | nfs_destroy_url(urls); | |
195 | rpc_set_error(nfs->rpc, "Out of memory"); | |
196 | return NULL; | |
197 | } | |
198 | ||
199 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
200 | urls->server[0] == '?') { | |
201 | if (incomplete) { | |
202 | flagsp = strchr(urls->server, '?'); | |
203 | goto flags; | |
204 | } | |
205 | nfs_destroy_url(urls); | |
206 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
207 | return NULL; | |
208 | } | |
209 | ||
210 | strp = strchr(urls->server, '/'); | |
211 | if (strp == NULL) { | |
212 | if (incomplete) { | |
213 | flagsp = strchr(urls->server, '?'); | |
214 | goto flags; | |
215 | } | |
216 | nfs_destroy_url(urls); | |
217 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
218 | return NULL; | |
219 | } | |
220 | ||
221 | urls->path = strdup(strp); | |
222 | if (urls->path == NULL) { | |
223 | nfs_destroy_url(urls); | |
224 | rpc_set_error(nfs->rpc, "Out of memory"); | |
225 | return NULL; | |
226 | } | |
227 | *strp = 0; | |
228 | ||
229 | if (dir) { | |
230 | flagsp = strchr(urls->path, '?'); | |
231 | goto flags; | |
232 | } | |
233 | ||
234 | strp = strrchr(urls->path, '/'); | |
235 | if (strp == NULL) { | |
236 | if (incomplete) { | |
237 | flagsp = strchr(urls->path, '?'); | |
238 | goto flags; | |
239 | } | |
240 | nfs_destroy_url(urls); | |
241 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
242 | return NULL; | |
243 | } | |
244 | urls->file = strdup(strp); | |
245 | if (urls->path == NULL) { | |
246 | nfs_destroy_url(urls); | |
247 | rpc_set_error(nfs->rpc, "Out of memory"); | |
248 | return NULL; | |
249 | } | |
250 | *strp = 0; | |
251 | flagsp = strchr(urls->file, '?'); | |
252 | ||
253 | flags: | |
254 | if (flagsp) { | |
255 | *flagsp = 0; | |
256 | } | |
257 | ||
258 | if (urls->file && !strlen(urls->file)) { | |
259 | free(urls->file); | |
260 | urls->file = NULL; | |
261 | if (!incomplete) { | |
262 | nfs_destroy_url(urls); | |
263 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
264 | return NULL; | |
265 | } | |
266 | } | |
267 | ||
268 | if (urls->server && strlen(urls->server) <= 1) { | |
269 | free(urls->server); | |
270 | urls->server = NULL; | |
271 | } | |
272 | ||
273 | while (flagsp != NULL && *(flagsp+1) != 0) { | |
274 | strp = flagsp + 1; | |
275 | flagsp = strchr(strp, '&'); | |
276 | if (flagsp) { | |
277 | *flagsp = 0; | |
278 | } | |
279 | strp2 = strchr(strp, '='); | |
280 | if (strp2) { | |
281 | *strp2 = 0; | |
282 | strp2++; | |
283 | } | |
284 | } | |
285 | ||
286 | return urls; | |
287 | } | |
288 | ||
289 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
290 | { | |
291 | return nfs_parse_url(nfs, url, 0, 0); | |
292 | } | |
293 | ||
294 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
295 | { | |
296 | return nfs_parse_url(nfs, url, 1, 0); | |
297 | } | |
298 | ||
299 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
300 | { | |
301 | return nfs_parse_url(nfs, url, 0, 1); | |
302 | } | |
303 | ||
304 | ||
305 | void nfs_destroy_url(struct nfs_url *url) | |
306 | { | |
307 | if (url) { | |
308 | free(url->server); | |
309 | free(url->path); | |
310 | free(url->file); | |
311 | } | |
312 | free(url); | |
313 | } | |
314 | ||
84004dbf RS |
315 | struct nfs_context *nfs_init_context(void) |
316 | { | |
317 | struct nfs_context *nfs; | |
318 | ||
319 | nfs = malloc(sizeof(struct nfs_context)); | |
320 | if (nfs == NULL) { | |
84004dbf RS |
321 | return NULL; |
322 | } | |
323 | nfs->rpc = rpc_init_context(); | |
324 | if (nfs->rpc == NULL) { | |
84004dbf RS |
325 | free(nfs); |
326 | return NULL; | |
327 | } | |
328 | ||
b077fdeb RS |
329 | nfs->server = NULL; |
330 | nfs->export = NULL; | |
331 | ||
963c2f83 RS |
332 | nfs->rootfh.data.data_len = 0; |
333 | nfs->rootfh.data.data_val = NULL; | |
334 | ||
84004dbf RS |
335 | return nfs; |
336 | } | |
337 | ||
338 | void nfs_destroy_context(struct nfs_context *nfs) | |
339 | { | |
340 | rpc_destroy_context(nfs->rpc); | |
341 | nfs->rpc = NULL; | |
342 | ||
343 | if (nfs->server) { | |
344 | free(nfs->server); | |
345 | nfs->server = NULL; | |
346 | } | |
347 | ||
348 | if (nfs->export) { | |
349 | free(nfs->export); | |
350 | nfs->export = NULL; | |
351 | } | |
352 | ||
353 | if (nfs->rootfh.data.data_val != NULL) { | |
354 | free(nfs->rootfh.data.data_val); | |
355 | nfs->rootfh.data.data_val = NULL; | |
356 | } | |
357 | ||
358 | free(nfs); | |
359 | } | |
360 | ||
8733f38d RS |
361 | struct rpc_cb_data { |
362 | char *server; | |
363 | uint32_t program; | |
364 | uint32_t version; | |
365 | ||
366 | rpc_cb cb; | |
367 | void *private_data; | |
368 | }; | |
369 | ||
370 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
371 | { | |
372 | free(data->server); | |
373 | data->server = NULL; | |
374 | free(data); | |
375 | } | |
376 | ||
377 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
378 | { | |
379 | struct rpc_cb_data *data = private_data; | |
380 | ||
381 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
382 | ||
383 | /* Dont want any more callbacks even if the socket is closed */ | |
384 | rpc->connect_cb = NULL; | |
385 | ||
386 | if (status == RPC_STATUS_ERROR) { | |
387 | data->cb(rpc, status, command_data, data->private_data); | |
388 | free_rpc_cb_data(data); | |
389 | return; | |
390 | } | |
391 | if (status == RPC_STATUS_CANCEL) { | |
392 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
393 | free_rpc_cb_data(data); | |
394 | return; | |
395 | } | |
396 | ||
397 | data->cb(rpc, status, NULL, data->private_data); | |
398 | free_rpc_cb_data(data); | |
399 | } | |
400 | ||
401 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
402 | { | |
403 | struct rpc_cb_data *data = private_data; | |
404 | uint32_t rpc_port; | |
405 | ||
406 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
407 | ||
408 | if (status == RPC_STATUS_ERROR) { | |
409 | data->cb(rpc, status, command_data, data->private_data); | |
410 | free_rpc_cb_data(data); | |
411 | return; | |
412 | } | |
413 | if (status == RPC_STATUS_CANCEL) { | |
414 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
415 | free_rpc_cb_data(data); | |
416 | return; | |
417 | } | |
418 | ||
419 | rpc_port = *(uint32_t *)command_data; | |
420 | if (rpc_port == 0) { | |
421 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
422 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
423 | free_rpc_cb_data(data); | |
424 | return; | |
425 | } | |
426 | ||
427 | rpc_disconnect(rpc, "normal disconnect"); | |
428 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
429 | data->cb(rpc, status, command_data, data->private_data); | |
430 | free_rpc_cb_data(data); | |
431 | return; | |
432 | } | |
433 | } | |
434 | ||
435 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
436 | { | |
437 | struct rpc_cb_data *data = private_data; | |
438 | ||
439 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
440 | ||
441 | if (status == RPC_STATUS_ERROR) { | |
442 | data->cb(rpc, status, command_data, data->private_data); | |
443 | free_rpc_cb_data(data); | |
444 | return; | |
445 | } | |
446 | if (status == RPC_STATUS_CANCEL) { | |
447 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
448 | free_rpc_cb_data(data); | |
449 | return; | |
450 | } | |
451 | ||
452 | if (rpc_pmap_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
453 | data->cb(rpc, status, command_data, data->private_data); | |
454 | free_rpc_cb_data(data); | |
455 | return; | |
456 | } | |
457 | } | |
458 | ||
459 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
460 | { | |
461 | struct rpc_cb_data *data = private_data; | |
462 | ||
463 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
464 | ||
465 | /* Dont want any more callbacks even if the socket is closed */ | |
466 | rpc->connect_cb = NULL; | |
467 | ||
468 | if (status == RPC_STATUS_ERROR) { | |
469 | data->cb(rpc, status, command_data, data->private_data); | |
470 | free_rpc_cb_data(data); | |
471 | return; | |
472 | } | |
473 | if (status == RPC_STATUS_CANCEL) { | |
474 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
475 | free_rpc_cb_data(data); | |
476 | return; | |
477 | } | |
478 | ||
479 | if (rpc_pmap_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
480 | data->cb(rpc, status, command_data, data->private_data); | |
481 | free_rpc_cb_data(data); | |
482 | return; | |
483 | } | |
484 | } | |
485 | ||
486 | int rpc_connect_program_async(struct rpc_context *rpc, char *server, int program, int version, rpc_cb cb, void *private_data) | |
487 | { | |
488 | struct rpc_cb_data *data; | |
489 | ||
490 | data = malloc(sizeof(struct rpc_cb_data)); | |
491 | if (data == NULL) { | |
492 | return -1; | |
493 | } | |
494 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
495 | data->server = strdup(server); | |
496 | data->program = program; | |
497 | data->version = version; | |
498 | ||
499 | data->cb = cb; | |
500 | data->private_data = private_data; | |
501 | ||
502 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
503 | rpc_set_error(rpc, "Failed to start connection"); | |
504 | free_rpc_cb_data(data); | |
505 | return -1; | |
506 | } | |
507 | return 0; | |
508 | } | |
509 | ||
84004dbf RS |
510 | void free_nfs_cb_data(struct nfs_cb_data *data) |
511 | { | |
512 | if (data->saved_path != NULL) { | |
513 | free(data->saved_path); | |
514 | data->saved_path = NULL; | |
515 | } | |
516 | ||
517 | if (data->continue_data != NULL) { | |
518 | data->free_continue_data(data->continue_data); | |
519 | data->continue_data = NULL; | |
520 | } | |
521 | ||
522 | if (data->fh.data.data_val != NULL) { | |
523 | free(data->fh.data.data_val); | |
524 | data->fh.data.data_val = NULL; | |
525 | } | |
526 | ||
921f877b RS |
527 | if (data->buffer != NULL) { |
528 | free(data->buffer); | |
529 | data->buffer = NULL; | |
530 | } | |
531 | ||
84004dbf RS |
532 | free(data); |
533 | } | |
534 | ||
535 | ||
536 | ||
537 | ||
538 | ||
f3a75078 | 539 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
540 | { |
541 | struct nfs_cb_data *data = private_data; | |
542 | struct nfs_context *nfs = data->nfs; | |
543 | ||
f3a75078 RS |
544 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
545 | ||
84004dbf RS |
546 | if (status == RPC_STATUS_ERROR) { |
547 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
548 | free_nfs_cb_data(data); | |
549 | return; | |
550 | } | |
551 | if (status == RPC_STATUS_CANCEL) { | |
552 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
553 | free_nfs_cb_data(data); | |
554 | return; | |
555 | } | |
556 | ||
557 | data->cb(0, nfs, NULL, data->private_data); | |
558 | free_nfs_cb_data(data); | |
559 | } | |
560 | ||
17ef62fa | 561 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
562 | { |
563 | struct nfs_cb_data *data = private_data; | |
564 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 565 | FSINFO3res *res = command_data; |
84004dbf | 566 | |
f3a75078 RS |
567 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
568 | ||
84004dbf RS |
569 | if (status == RPC_STATUS_ERROR) { |
570 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
571 | free_nfs_cb_data(data); | |
572 | return; | |
573 | } | |
574 | if (status == RPC_STATUS_CANCEL) { | |
575 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
576 | free_nfs_cb_data(data); | |
577 | return; | |
578 | } | |
579 | ||
17ef62fa RS |
580 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
581 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 582 | |
17ef62fa | 583 | if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) { |
84004dbf RS |
584 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
585 | free_nfs_cb_data(data); | |
586 | return; | |
587 | } | |
588 | } | |
589 | ||
17ef62fa RS |
590 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
591 | { | |
592 | struct nfs_cb_data *data = private_data; | |
593 | struct nfs_context *nfs = data->nfs; | |
594 | ||
f3a75078 RS |
595 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
596 | ||
17ef62fa RS |
597 | if (status == RPC_STATUS_ERROR) { |
598 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
599 | free_nfs_cb_data(data); | |
600 | return; | |
601 | } | |
602 | if (status == RPC_STATUS_CANCEL) { | |
603 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
604 | free_nfs_cb_data(data); | |
605 | return; | |
606 | } | |
607 | ||
608 | if (rpc_nfs_fsinfo_async(rpc, nfs_mount_9_cb, &nfs->rootfh, data) != 0) { | |
609 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
610 | free_nfs_cb_data(data); | |
611 | return; | |
612 | } | |
613 | } | |
614 | ||
615 | ||
84004dbf RS |
616 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
617 | { | |
618 | struct nfs_cb_data *data = private_data; | |
619 | struct nfs_context *nfs = data->nfs; | |
620 | ||
f3a75078 RS |
621 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
622 | ||
14a062eb RS |
623 | /* Dont want any more callbacks even if the socket is closed */ |
624 | rpc->connect_cb = NULL; | |
625 | ||
84004dbf RS |
626 | if (status == RPC_STATUS_ERROR) { |
627 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
628 | free_nfs_cb_data(data); | |
629 | return; | |
630 | } | |
631 | if (status == RPC_STATUS_CANCEL) { | |
632 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
633 | free_nfs_cb_data(data); | |
634 | return; | |
635 | } | |
636 | ||
637 | if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) { | |
638 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
639 | free_nfs_cb_data(data); | |
640 | return; | |
641 | } | |
642 | } | |
643 | ||
644 | ||
645 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
646 | { | |
647 | struct nfs_cb_data *data = private_data; | |
648 | struct nfs_context *nfs = data->nfs; | |
649 | mountres3 *res; | |
650 | ||
f3a75078 RS |
651 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
652 | ||
84004dbf RS |
653 | if (status == RPC_STATUS_ERROR) { |
654 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
655 | free_nfs_cb_data(data); | |
656 | return; | |
657 | } | |
658 | if (status == RPC_STATUS_CANCEL) { | |
659 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
660 | free_nfs_cb_data(data); | |
661 | return; | |
662 | } | |
663 | ||
664 | res = command_data; | |
665 | if (res->fhs_status != MNT3_OK) { | |
666 | 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)); | |
667 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
668 | free_nfs_cb_data(data); | |
669 | return; | |
670 | } | |
671 | ||
672 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
673 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
674 | if (nfs->rootfh.data.data_val == NULL) { | |
675 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
676 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
677 | free_nfs_cb_data(data); | |
678 | return; | |
679 | } | |
680 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
681 | ||
682 | rpc_disconnect(rpc, "normal disconnect"); | |
683 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
684 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
685 | free_nfs_cb_data(data); | |
686 | return; | |
687 | } | |
1744ef90 RS |
688 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
689 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
690 | } |
691 | ||
692 | ||
693 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
694 | { | |
695 | struct nfs_cb_data *data = private_data; | |
696 | struct nfs_context *nfs = data->nfs; | |
697 | ||
f3a75078 RS |
698 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
699 | ||
84004dbf RS |
700 | if (status == RPC_STATUS_ERROR) { |
701 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
702 | free_nfs_cb_data(data); | |
703 | return; | |
704 | } | |
705 | if (status == RPC_STATUS_CANCEL) { | |
706 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
707 | free_nfs_cb_data(data); | |
708 | return; | |
709 | } | |
710 | ||
711 | if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { | |
712 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
713 | free_nfs_cb_data(data); | |
714 | return; | |
715 | } | |
716 | } | |
717 | ||
718 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
719 | { | |
720 | struct nfs_cb_data *data = private_data; | |
721 | struct nfs_context *nfs = data->nfs; | |
722 | ||
f3a75078 RS |
723 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
724 | ||
14a062eb RS |
725 | /* Dont want any more callbacks even if the socket is closed */ |
726 | rpc->connect_cb = NULL; | |
727 | ||
84004dbf RS |
728 | if (status == RPC_STATUS_ERROR) { |
729 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
730 | free_nfs_cb_data(data); | |
731 | return; | |
732 | } | |
733 | if (status == RPC_STATUS_CANCEL) { | |
734 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
735 | free_nfs_cb_data(data); | |
736 | return; | |
737 | } | |
738 | ||
739 | if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) { | |
740 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
741 | free_nfs_cb_data(data); | |
742 | return; | |
743 | } | |
744 | } | |
745 | ||
746 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
747 | { | |
748 | struct nfs_cb_data *data = private_data; | |
749 | struct nfs_context *nfs = data->nfs; | |
750 | uint32_t mount_port; | |
751 | ||
f3a75078 RS |
752 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
753 | ||
84004dbf RS |
754 | if (status == RPC_STATUS_ERROR) { |
755 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
756 | free_nfs_cb_data(data); | |
757 | return; | |
758 | } | |
759 | if (status == RPC_STATUS_CANCEL) { | |
760 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
761 | free_nfs_cb_data(data); | |
762 | return; | |
763 | } | |
764 | ||
765 | mount_port = *(uint32_t *)command_data; | |
766 | if (mount_port == 0) { | |
767 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
768 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
769 | free_nfs_cb_data(data); | |
770 | return; | |
771 | } | |
772 | ||
773 | rpc_disconnect(rpc, "normal disconnect"); | |
774 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
775 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
776 | free_nfs_cb_data(data); | |
777 | return; | |
778 | } | |
779 | } | |
780 | ||
781 | ||
782 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
783 | { | |
784 | struct nfs_cb_data *data = private_data; | |
785 | struct nfs_context *nfs = data->nfs; | |
786 | ||
f3a75078 RS |
787 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
788 | ||
84004dbf RS |
789 | if (status == RPC_STATUS_ERROR) { |
790 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
791 | free_nfs_cb_data(data); | |
792 | return; | |
793 | } | |
794 | if (status == RPC_STATUS_CANCEL) { | |
795 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
796 | free_nfs_cb_data(data); | |
797 | return; | |
798 | } | |
799 | ||
5c6b1176 | 800 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
84004dbf RS |
801 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
802 | free_nfs_cb_data(data); | |
803 | return; | |
804 | } | |
805 | } | |
806 | ||
807 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
808 | { | |
809 | struct nfs_cb_data *data = private_data; | |
810 | struct nfs_context *nfs = data->nfs; | |
811 | ||
f3a75078 RS |
812 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
813 | ||
14a062eb RS |
814 | /* Dont want any more callbacks even if the socket is closed */ |
815 | rpc->connect_cb = NULL; | |
816 | ||
84004dbf RS |
817 | if (status == RPC_STATUS_ERROR) { |
818 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
819 | free_nfs_cb_data(data); | |
820 | return; | |
821 | } | |
822 | if (status == RPC_STATUS_CANCEL) { | |
823 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
824 | free_nfs_cb_data(data); | |
825 | return; | |
826 | } | |
827 | ||
828 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
829 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
830 | free_nfs_cb_data(data); | |
831 | return; | |
832 | } | |
833 | } | |
834 | ||
835 | /* | |
836 | * Async call for mounting an nfs share and geting the root filehandle | |
837 | */ | |
838 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
839 | { | |
840 | struct nfs_cb_data *data; | |
b077fdeb | 841 | char *new_server, *new_export; |
84004dbf RS |
842 | |
843 | data = malloc(sizeof(struct nfs_cb_data)); | |
844 | if (data == NULL) { | |
cbbf9d3e | 845 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
846 | return -1; |
847 | } | |
ea98629a | 848 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
849 | new_server = strdup(server); |
850 | new_export = strdup(export); | |
851 | if (nfs->server != NULL) { | |
852 | free(nfs->server); | |
b077fdeb RS |
853 | } |
854 | nfs->server = new_server; | |
855 | if (nfs->export != NULL) { | |
856 | free(nfs->export); | |
b077fdeb RS |
857 | } |
858 | nfs->export = new_export; | |
84004dbf RS |
859 | data->nfs = nfs; |
860 | data->cb = cb; | |
861 | data->private_data = private_data; | |
862 | ||
863 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
cbbf9d3e | 864 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 865 | free_nfs_cb_data(data); |
cbbf9d3e | 866 | return -1; |
84004dbf RS |
867 | } |
868 | ||
869 | return 0; | |
870 | } | |
871 | ||
872 | ||
873 | ||
874 | /* | |
875 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
876 | * the filehandle for the final component is found. | |
877 | */ | |
f3a75078 | 878 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
879 | { |
880 | struct nfs_cb_data *data = private_data; | |
881 | struct nfs_context *nfs = data->nfs; | |
882 | LOOKUP3res *res; | |
883 | ||
f3a75078 RS |
884 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
885 | ||
84004dbf RS |
886 | if (status == RPC_STATUS_ERROR) { |
887 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
888 | free_nfs_cb_data(data); | |
889 | return; | |
890 | } | |
891 | if (status == RPC_STATUS_CANCEL) { | |
892 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
893 | free_nfs_cb_data(data); | |
894 | return; | |
895 | } | |
896 | ||
897 | res = command_data; | |
898 | if (res->status != NFS3_OK) { | |
899 | 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)); | |
900 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
901 | free_nfs_cb_data(data); | |
902 | return; | |
903 | } | |
904 | ||
905 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
906 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
907 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
908 | free_nfs_cb_data(data); | |
909 | return; | |
910 | } | |
911 | } | |
912 | ||
913 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
914 | { | |
915 | char *path, *str; | |
916 | ||
917 | while (*data->path == '/') { | |
918 | data->path++; | |
919 | } | |
920 | ||
921 | path = data->path; | |
93e9306f | 922 | str = strchr(path, '/'); |
84004dbf RS |
923 | if (str != NULL) { |
924 | *str = 0; | |
925 | data->path = str+1; | |
926 | } else { | |
927 | while (*data->path != 0) { | |
928 | data->path++; | |
929 | } | |
930 | } | |
931 | ||
932 | if (*path == 0) { | |
933 | data->fh.data.data_len = fh->data.data_len; | |
934 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
935 | if (data->fh.data.data_val == NULL) { | |
936 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
937 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
938 | free_nfs_cb_data(data); | |
939 | return -1; | |
940 | } | |
941 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
942 | data->continue_cb(nfs, data); | |
943 | return 0; | |
944 | } | |
945 | ||
946 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) { | |
947 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); | |
948 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
949 | free_nfs_cb_data(data); | |
950 | return -1; | |
951 | } | |
952 | return 0; | |
953 | } | |
954 | ||
955 | 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) | |
956 | { | |
957 | struct nfs_cb_data *data; | |
958 | ||
73f4ae7c RS |
959 | if (path[0] != 0 && path[0] != '/') { |
960 | rpc_set_error(nfs->rpc, "Pathname is not absolute %s", path); | |
84004dbf RS |
961 | return -1; |
962 | } | |
963 | ||
964 | data = malloc(sizeof(struct nfs_cb_data)); | |
965 | if (data == NULL) { | |
966 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
cbbf9d3e | 967 | return -1; |
84004dbf | 968 | } |
ea98629a | 969 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
970 | data->nfs = nfs; |
971 | data->cb = cb; | |
972 | data->continue_cb = continue_cb; | |
973 | data->continue_data = continue_data; | |
974 | data->free_continue_data = free_continue_data; | |
975 | data->continue_int = continue_int; | |
976 | data->private_data = private_data; | |
977 | data->saved_path = strdup(path); | |
978 | if (data->saved_path == NULL) { | |
979 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 980 | free_nfs_cb_data(data); |
cbbf9d3e | 981 | return -1; |
84004dbf RS |
982 | } |
983 | data->path = data->saved_path; | |
984 | ||
985 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
986 | /* return 0 here since the callback will be invoked if there is a failure */ |
987 | return 0; | |
988 | } | |
989 | return 0; | |
990 | } | |
991 | ||
992 | ||
993 | ||
994 | ||
995 | ||
996 | /* | |
997 | * Async stat() | |
998 | */ | |
f3a75078 | 999 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1000 | { |
1001 | GETATTR3res *res; | |
1002 | struct nfs_cb_data *data = private_data; | |
1003 | struct nfs_context *nfs = data->nfs; | |
1004 | struct stat st; | |
1005 | ||
f3a75078 RS |
1006 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1007 | ||
84004dbf RS |
1008 | if (status == RPC_STATUS_ERROR) { |
1009 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1010 | free_nfs_cb_data(data); | |
1011 | return; | |
1012 | } | |
1013 | if (status == RPC_STATUS_CANCEL) { | |
1014 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1015 | free_nfs_cb_data(data); | |
1016 | return; | |
1017 | } | |
1018 | ||
1019 | res = command_data; | |
1020 | if (res->status != NFS3_OK) { | |
1021 | 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)); | |
1022 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1023 | free_nfs_cb_data(data); | |
1024 | return; | |
1025 | } | |
1026 | ||
1027 | st.st_dev = -1; | |
1028 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1029 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
1030 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
1031 | st.st_mode |= S_IFDIR ; | |
1032 | } | |
d7ec001f RS |
1033 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1034 | st.st_mode |= S_IFREG ; | |
1035 | } | |
84004dbf RS |
1036 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1037 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1038 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1039 | st.st_rdev = 0; | |
1040 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 1041 | #ifndef WIN32 |
84004dbf RS |
1042 | st.st_blksize = 4096; |
1043 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
a8a1b858 | 1044 | #endif//WIN32 |
84004dbf RS |
1045 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1046 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1047 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1048 | ||
1049 | data->cb(0, nfs, &st, data->private_data); | |
1050 | free_nfs_cb_data(data); | |
1051 | } | |
1052 | ||
1053 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1054 | { | |
1055 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) { | |
1056 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1057 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1058 | free_nfs_cb_data(data); | |
1059 | return -1; | |
1060 | } | |
1061 | return 0; | |
1062 | } | |
1063 | ||
1064 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1065 | { | |
1066 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1067 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1068 | return -1; |
1069 | } | |
1070 | ||
1071 | return 0; | |
1072 | } | |
1073 | ||
1074 | ||
1075 | ||
1076 | ||
1077 | ||
1078 | /* | |
1079 | * Async open() | |
1080 | */ | |
f3a75078 | 1081 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1082 | { |
1083 | ACCESS3res *res; | |
1084 | struct nfs_cb_data *data = private_data; | |
1085 | struct nfs_context *nfs = data->nfs; | |
1086 | struct nfsfh *nfsfh; | |
1087 | unsigned int nfsmode = 0; | |
1088 | ||
f3a75078 RS |
1089 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1090 | ||
84004dbf RS |
1091 | if (status == RPC_STATUS_ERROR) { |
1092 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1093 | free_nfs_cb_data(data); | |
1094 | return; | |
1095 | } | |
1096 | if (status == RPC_STATUS_CANCEL) { | |
1097 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1098 | free_nfs_cb_data(data); | |
1099 | return; | |
1100 | } | |
1101 | ||
1102 | res = command_data; | |
1103 | if (res->status != NFS3_OK) { | |
1104 | 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)); | |
1105 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1106 | free_nfs_cb_data(data); | |
1107 | return; | |
1108 | } | |
1109 | ||
1110 | if (data->continue_int & O_WRONLY) { | |
1111 | nfsmode |= ACCESS3_MODIFY; | |
1112 | } | |
1113 | if (data->continue_int & O_RDWR) { | |
1114 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1115 | } | |
1116 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1117 | nfsmode |= ACCESS3_READ; | |
1118 | } | |
1119 | ||
1120 | ||
1121 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1122 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1123 | nfsmode&ACCESS3_READ?'r':'-', | |
1124 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1125 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1126 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1127 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1128 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1129 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1130 | free_nfs_cb_data(data); | |
1131 | return; | |
1132 | } | |
1133 | ||
1134 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1135 | if (nfsfh == NULL) { | |
1136 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1137 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1138 | free_nfs_cb_data(data); | |
1139 | return; | |
1140 | } | |
ea98629a | 1141 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
1142 | |
1143 | if (data->continue_int & O_SYNC) { | |
1144 | nfsfh->is_sync = 1; | |
1145 | } | |
1146 | ||
1147 | /* steal the filehandle */ | |
1148 | nfsfh->fh.data.data_len = data->fh.data.data_len; | |
1149 | nfsfh->fh.data.data_val = data->fh.data.data_val; | |
1150 | data->fh.data.data_val = NULL; | |
1151 | ||
1152 | data->cb(0, nfs, nfsfh, data->private_data); | |
1153 | free_nfs_cb_data(data); | |
1154 | } | |
1155 | ||
1156 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1157 | { | |
1158 | int nfsmode = 0; | |
1159 | ||
1160 | if (data->continue_int & O_WRONLY) { | |
1161 | nfsmode |= ACCESS3_MODIFY; | |
1162 | } | |
1163 | if (data->continue_int & O_RDWR) { | |
1164 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1165 | } | |
1166 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1167 | nfsmode |= ACCESS3_READ; | |
1168 | } | |
1169 | ||
1170 | if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) { | |
1171 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
1172 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1173 | free_nfs_cb_data(data); | |
1174 | return -1; | |
1175 | } | |
1176 | return 0; | |
1177 | } | |
1178 | ||
1179 | int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1180 | { | |
1181 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
1182 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1183 | return -1; | |
84004dbf RS |
1184 | } |
1185 | ||
1186 | return 0; | |
1187 | } | |
1188 | ||
1189 | ||
1190 | ||
1191 | ||
1192 | ||
1193 | /* | |
1194 | * Async pread() | |
1195 | */ | |
f3a75078 | 1196 | static void nfs_pread_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1197 | { |
1198 | struct nfs_cb_data *data = private_data; | |
1199 | struct nfs_context *nfs = data->nfs; | |
1200 | READ3res *res; | |
1201 | ||
f3a75078 RS |
1202 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1203 | ||
84004dbf RS |
1204 | if (status == RPC_STATUS_ERROR) { |
1205 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1206 | free_nfs_cb_data(data); | |
1207 | return; | |
1208 | } | |
1209 | if (status == RPC_STATUS_CANCEL) { | |
1210 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1211 | free_nfs_cb_data(data); | |
1212 | return; | |
1213 | } | |
1214 | ||
1215 | res = command_data; | |
1216 | if (res->status != NFS3_OK) { | |
1217 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1218 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1219 | free_nfs_cb_data(data); | |
1220 | return; | |
1221 | } | |
1222 | ||
1223 | data->nfsfh->offset += res->READ3res_u.resok.count; | |
1224 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1225 | free_nfs_cb_data(data); | |
1226 | } | |
1227 | ||
f3a75078 | 1228 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1229 | { |
1230 | struct nfs_mcb_data *mdata = private_data; | |
1231 | struct nfs_cb_data *data = mdata->data; | |
1232 | struct nfs_context *nfs = data->nfs; | |
1233 | READ3res *res; | |
1234 | ||
f3a75078 RS |
1235 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1236 | ||
921f877b RS |
1237 | data->num_calls--; |
1238 | ||
1239 | if (status == RPC_STATUS_ERROR) { | |
1240 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1241 | data->error = 1; | |
1242 | } | |
1243 | if (status == RPC_STATUS_CANCEL) { | |
1244 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1245 | data->cancel = 1; | |
1246 | } | |
1247 | ||
1248 | /* reassemble the data into the buffer */ | |
1249 | if (status == RPC_STATUS_SUCCESS) { | |
1250 | res = command_data; | |
1251 | if (res->status != NFS3_OK) { | |
1252 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1253 | data->error = 1; | |
e4a5ba42 RS |
1254 | } else { |
1255 | if (res->READ3res_u.resok.count > 0) { | |
1256 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
1257 | if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
1258 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
1259 | } | |
921f877b RS |
1260 | } |
1261 | } | |
1262 | } | |
1263 | ||
1264 | if (data->num_calls > 0) { | |
1265 | /* still waiting for more replies */ | |
1266 | free(mdata); | |
1267 | return; | |
1268 | } | |
1269 | ||
921f877b RS |
1270 | if (data->error != 0) { |
1271 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1272 | free_nfs_cb_data(data); | |
1273 | free(mdata); | |
1274 | return; | |
1275 | } | |
1276 | if (data->cancel != 0) { | |
1277 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1278 | free_nfs_cb_data(data); | |
1279 | free(mdata); | |
1280 | return; | |
1281 | } | |
1282 | ||
1283 | data->nfsfh->offset = data->max_offset; | |
7ed9d87a RS |
1284 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); |
1285 | ||
921f877b RS |
1286 | free_nfs_cb_data(data); |
1287 | free(mdata); | |
1288 | } | |
1289 | ||
183451cf | 1290 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1291 | { |
1292 | struct nfs_cb_data *data; | |
1293 | ||
1294 | data = malloc(sizeof(struct nfs_cb_data)); | |
1295 | if (data == NULL) { | |
1296 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1297 | return -1; |
1298 | } | |
ea98629a | 1299 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1300 | data->nfs = nfs; |
1301 | data->cb = cb; | |
1302 | data->private_data = private_data; | |
1303 | data->nfsfh = nfsfh; | |
1304 | ||
1305 | nfsfh->offset = offset; | |
921f877b RS |
1306 | |
1307 | if (count <= nfs_get_readmax(nfs)) { | |
1308 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) { | |
1309 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1310 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1311 | free_nfs_cb_data(data); | |
1312 | return -1; | |
1313 | } | |
1314 | return 0; | |
1315 | } | |
1316 | ||
1317 | /* trying to read more than maximum server read size, we has to chop it up into smaller | |
1318 | * reads and collect into a reassembly buffer. | |
cd67ec7d | 1319 | * we send all reads in parallel so that performance is still good. |
921f877b | 1320 | */ |
7ed9d87a | 1321 | data->max_offset = offset; |
921f877b RS |
1322 | data->start_offset = offset; |
1323 | ||
1324 | data->buffer = malloc(count); | |
1325 | if (data->buffer == NULL) { | |
1326 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count); | |
84004dbf RS |
1327 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
1328 | free_nfs_cb_data(data); | |
1329 | return -1; | |
1330 | } | |
921f877b RS |
1331 | |
1332 | while (count > 0) { | |
183451cf | 1333 | uint64_t readcount = count; |
921f877b RS |
1334 | struct nfs_mcb_data *mdata; |
1335 | ||
1336 | if (readcount > nfs_get_readmax(nfs)) { | |
1337 | readcount = nfs_get_readmax(nfs); | |
1338 | } | |
1339 | ||
1340 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1341 | if (mdata == NULL) { | |
1342 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
921f877b RS |
1343 | return -1; |
1344 | } | |
ea98629a | 1345 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1346 | mdata->data = data; |
1347 | mdata->offset = offset; | |
1348 | mdata->count = readcount; | |
921f877b RS |
1349 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_mcb, &nfsfh->fh, offset, readcount, mdata) != 0) { |
1350 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1351 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1352 | free(mdata); | |
1353 | return -1; | |
1354 | } | |
1355 | ||
1356 | count -= readcount; | |
1357 | offset += readcount; | |
1358 | data->num_calls++; | |
1359 | } | |
1360 | ||
1361 | return 0; | |
84004dbf RS |
1362 | } |
1363 | ||
1364 | /* | |
1365 | * Async read() | |
1366 | */ | |
183451cf | 1367 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1368 | { |
1369 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1370 | } | |
1371 | ||
1372 | ||
1373 | ||
1374 | /* | |
1375 | * Async pwrite() | |
1376 | */ | |
f3a75078 | 1377 | static void nfs_pwrite_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1378 | { |
1379 | struct nfs_cb_data *data = private_data; | |
1380 | struct nfs_context *nfs = data->nfs; | |
1381 | WRITE3res *res; | |
1382 | ||
f3a75078 RS |
1383 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1384 | ||
84004dbf RS |
1385 | if (status == RPC_STATUS_ERROR) { |
1386 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1387 | free_nfs_cb_data(data); | |
1388 | return; | |
1389 | } | |
1390 | if (status == RPC_STATUS_CANCEL) { | |
1391 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1392 | free_nfs_cb_data(data); | |
1393 | return; | |
1394 | } | |
1395 | ||
1396 | res = command_data; | |
1397 | if (res->status != NFS3_OK) { | |
1398 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1399 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1400 | free_nfs_cb_data(data); | |
1401 | return; | |
1402 | } | |
1403 | ||
1404 | data->nfsfh->offset += res->WRITE3res_u.resok.count; | |
1405 | data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data); | |
1406 | free_nfs_cb_data(data); | |
1407 | } | |
1408 | ||
f3a75078 | 1409 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1410 | { |
1411 | struct nfs_mcb_data *mdata = private_data; | |
1412 | struct nfs_cb_data *data = mdata->data; | |
1413 | struct nfs_context *nfs = data->nfs; | |
1414 | WRITE3res *res; | |
1415 | ||
f3a75078 RS |
1416 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1417 | ||
18c27b73 RS |
1418 | data->num_calls--; |
1419 | ||
1420 | if (status == RPC_STATUS_ERROR) { | |
1421 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1422 | data->error = 1; | |
1423 | } | |
1424 | if (status == RPC_STATUS_CANCEL) { | |
1425 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1426 | data->cancel = 1; | |
1427 | } | |
1428 | ||
1429 | if (status == RPC_STATUS_SUCCESS) { | |
1430 | res = command_data; | |
1431 | if (res->status != NFS3_OK) { | |
1432 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1433 | data->error = 1; | |
1434 | } else { | |
1435 | if (res->WRITE3res_u.resok.count > 0) { | |
1436 | if ((unsigned)data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { | |
1437 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; | |
1438 | } | |
1439 | } | |
1440 | } | |
1441 | } | |
1442 | ||
1443 | if (data->num_calls > 0) { | |
1444 | /* still waiting for more replies */ | |
1445 | free(mdata); | |
1446 | return; | |
1447 | } | |
1448 | ||
1449 | if (data->error != 0) { | |
1450 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1451 | free_nfs_cb_data(data); | |
1452 | free(mdata); | |
1453 | return; | |
1454 | } | |
1455 | if (data->cancel != 0) { | |
1456 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1457 | free_nfs_cb_data(data); | |
1458 | free(mdata); | |
1459 | return; | |
1460 | } | |
1461 | ||
1462 | data->nfsfh->offset = data->max_offset; | |
1463 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1464 | ||
1465 | free_nfs_cb_data(data); | |
1466 | free(mdata); | |
1467 | } | |
1468 | ||
1469 | ||
183451cf | 1470 | int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1471 | { |
1472 | struct nfs_cb_data *data; | |
1473 | ||
1474 | data = malloc(sizeof(struct nfs_cb_data)); | |
1475 | if (data == NULL) { | |
1476 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1477 | return -1; |
1478 | } | |
ea98629a | 1479 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1480 | data->nfs = nfs; |
1481 | data->cb = cb; | |
1482 | data->private_data = private_data; | |
1483 | data->nfsfh = nfsfh; | |
1484 | ||
1485 | nfsfh->offset = offset; | |
18c27b73 RS |
1486 | |
1487 | if (count <= nfs_get_writemax(nfs)) { | |
1488 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) { | |
1489 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1490 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1491 | free_nfs_cb_data(data); | |
1492 | return -1; | |
1493 | } | |
1494 | return 0; | |
84004dbf | 1495 | } |
18c27b73 RS |
1496 | |
1497 | /* trying to write more than maximum server write size, we has to chop it up into smaller | |
1498 | * chunks. | |
cd67ec7d | 1499 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1500 | */ |
1501 | data->max_offset = offset; | |
1502 | data->start_offset = offset; | |
1503 | ||
1504 | while (count > 0) { | |
183451cf | 1505 | uint64_t writecount = count; |
18c27b73 RS |
1506 | struct nfs_mcb_data *mdata; |
1507 | ||
1508 | if (writecount > nfs_get_writemax(nfs)) { | |
1509 | writecount = nfs_get_writemax(nfs); | |
1510 | } | |
1511 | ||
1512 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1513 | if (mdata == NULL) { | |
1514 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
1515 | return -1; | |
1516 | } | |
1517 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1518 | mdata->data = data; | |
1519 | mdata->offset = offset; | |
1520 | mdata->count = writecount; | |
1521 | ||
1522 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_mcb, &nfsfh->fh, &buf[offset - data->start_offset], offset, writecount, nfsfh->is_sync?FILE_SYNC:UNSTABLE, mdata) != 0) { | |
1523 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1524 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1525 | free(mdata); | |
1526 | return -1; | |
1527 | } | |
1528 | ||
1529 | count -= writecount; | |
1530 | offset += writecount; | |
1531 | data->num_calls++; | |
1532 | } | |
1533 | ||
84004dbf RS |
1534 | return 0; |
1535 | } | |
1536 | ||
1537 | /* | |
1538 | * Async write() | |
1539 | */ | |
183451cf | 1540 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1541 | { |
1542 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1543 | } | |
1544 | ||
1545 | ||
1546 | ||
1547 | ||
1548 | /* | |
1549 | * close | |
1550 | */ | |
1551 | ||
1552 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1553 | { | |
1554 | if (nfsfh->fh.data.data_val != NULL){ | |
1555 | free(nfsfh->fh.data.data_val); | |
1556 | nfsfh->fh.data.data_val = NULL; | |
1557 | } | |
1558 | free(nfsfh); | |
1559 | ||
1560 | cb(0, nfs, NULL, private_data); | |
1561 | return 0; | |
1562 | }; | |
1563 | ||
1564 | ||
1565 | ||
1566 | ||
1567 | ||
1568 | /* | |
1569 | * Async fstat() | |
1570 | */ | |
1571 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1572 | { | |
1573 | struct nfs_cb_data *data; | |
1574 | ||
1575 | data = malloc(sizeof(struct nfs_cb_data)); | |
1576 | if (data == NULL) { | |
1577 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1578 | return -1; |
1579 | } | |
ea98629a | 1580 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1581 | data->nfs = nfs; |
1582 | data->cb = cb; | |
1583 | data->private_data = private_data; | |
1584 | ||
1585 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) { | |
1586 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1587 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1588 | free_nfs_cb_data(data); | |
1589 | return -1; | |
1590 | } | |
1591 | return 0; | |
1592 | } | |
1593 | ||
1594 | ||
1595 | ||
1596 | /* | |
1597 | * Async fsync() | |
1598 | */ | |
f3a75078 | 1599 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1600 | { |
1601 | struct nfs_cb_data *data = private_data; | |
1602 | struct nfs_context *nfs = data->nfs; | |
1603 | COMMIT3res *res; | |
1604 | ||
f3a75078 RS |
1605 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1606 | ||
84004dbf RS |
1607 | if (status == RPC_STATUS_ERROR) { |
1608 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1609 | free_nfs_cb_data(data); | |
1610 | return; | |
1611 | } | |
1612 | if (status == RPC_STATUS_CANCEL) { | |
1613 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1614 | free_nfs_cb_data(data); | |
1615 | return; | |
1616 | } | |
1617 | ||
1618 | res = command_data; | |
1619 | if (res->status != NFS3_OK) { | |
1620 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1621 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1622 | free_nfs_cb_data(data); | |
1623 | return; | |
1624 | } | |
1625 | ||
1626 | data->cb(0, nfs, NULL, data->private_data); | |
1627 | free_nfs_cb_data(data); | |
1628 | } | |
1629 | ||
1630 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1631 | { | |
1632 | struct nfs_cb_data *data; | |
1633 | ||
1634 | data = malloc(sizeof(struct nfs_cb_data)); | |
1635 | if (data == NULL) { | |
1636 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1637 | return -1; |
1638 | } | |
ea98629a | 1639 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1640 | data->nfs = nfs; |
1641 | data->cb = cb; | |
1642 | data->private_data = private_data; | |
1643 | ||
1644 | if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) { | |
1645 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); | |
1646 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1647 | free_nfs_cb_data(data); | |
1648 | return -1; | |
1649 | } | |
1650 | return 0; | |
1651 | } | |
1652 | ||
1653 | ||
1654 | ||
1655 | ||
1656 | /* | |
1657 | * Async ftruncate() | |
1658 | */ | |
f3a75078 | 1659 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1660 | { |
1661 | struct nfs_cb_data *data = private_data; | |
1662 | struct nfs_context *nfs = data->nfs; | |
1663 | SETATTR3res *res; | |
1664 | ||
f3a75078 RS |
1665 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1666 | ||
84004dbf RS |
1667 | if (status == RPC_STATUS_ERROR) { |
1668 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1669 | free_nfs_cb_data(data); | |
1670 | return; | |
1671 | } | |
1672 | if (status == RPC_STATUS_CANCEL) { | |
1673 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1674 | free_nfs_cb_data(data); | |
1675 | return; | |
1676 | } | |
1677 | ||
1678 | res = command_data; | |
1679 | if (res->status != NFS3_OK) { | |
1680 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1681 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1682 | free_nfs_cb_data(data); | |
1683 | return; | |
1684 | } | |
1685 | ||
1686 | data->cb(0, nfs, NULL, data->private_data); | |
1687 | free_nfs_cb_data(data); | |
1688 | } | |
1689 | ||
183451cf | 1690 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
1691 | { |
1692 | struct nfs_cb_data *data; | |
1693 | SETATTR3args args; | |
1694 | ||
1695 | data = malloc(sizeof(struct nfs_cb_data)); | |
1696 | if (data == NULL) { | |
1697 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1698 | return -1; |
1699 | } | |
ea98629a | 1700 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1701 | data->nfs = nfs; |
1702 | data->cb = cb; | |
1703 | data->private_data = private_data; | |
1704 | ||
ea98629a | 1705 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
1706 | args.object.data.data_len = nfsfh->fh.data.data_len; |
1707 | args.object.data.data_val = nfsfh->fh.data.data_val; | |
1708 | args.new_attributes.size.set_it = 1; | |
1709 | args.new_attributes.size.set_size3_u.size = length; | |
1710 | ||
1711 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { | |
1712 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1713 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1714 | free_nfs_cb_data(data); | |
1715 | return -1; | |
1716 | } | |
1717 | return 0; | |
1718 | } | |
1719 | ||
1720 | ||
1721 | /* | |
1722 | * Async truncate() | |
1723 | */ | |
1724 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1725 | { | |
183451cf | 1726 | uint64_t offset = data->continue_int; |
84004dbf RS |
1727 | struct nfsfh nfsfh; |
1728 | ||
1729 | nfsfh.fh.data.data_val = data->fh.data.data_val; | |
1730 | nfsfh.fh.data.data_len = data->fh.data.data_len; | |
1731 | ||
1732 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
1733 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1734 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1735 | free_nfs_cb_data(data); | |
1736 | return -1; | |
1737 | } | |
1738 | free_nfs_cb_data(data); | |
1739 | return 0; | |
1740 | } | |
1741 | ||
183451cf | 1742 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 1743 | { |
183451cf | 1744 | uint64_t offset; |
84004dbf RS |
1745 | |
1746 | offset = length; | |
1747 | ||
1748 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
1749 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1750 | return -1; | |
84004dbf RS |
1751 | } |
1752 | ||
1753 | return 0; | |
1754 | } | |
1755 | ||
1756 | ||
1757 | ||
1758 | ||
1759 | /* | |
1760 | * Async mkdir() | |
1761 | */ | |
f3a75078 | 1762 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1763 | { |
1764 | MKDIR3res *res; | |
1765 | struct nfs_cb_data *data = private_data; | |
1766 | struct nfs_context *nfs = data->nfs; | |
1767 | char *str = data->continue_data; | |
1768 | ||
f3a75078 RS |
1769 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1770 | ||
84004dbf RS |
1771 | str = &str[strlen(str) + 1]; |
1772 | ||
1773 | if (status == RPC_STATUS_ERROR) { | |
1774 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1775 | free_nfs_cb_data(data); | |
1776 | return; | |
1777 | } | |
1778 | if (status == RPC_STATUS_CANCEL) { | |
1779 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1780 | free_nfs_cb_data(data); | |
1781 | return; | |
1782 | } | |
1783 | ||
1784 | res = command_data; | |
1785 | if (res->status != NFS3_OK) { | |
1786 | 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)); | |
1787 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1788 | free_nfs_cb_data(data); | |
1789 | return; | |
1790 | } | |
1791 | ||
1792 | data->cb(0, nfs, NULL, data->private_data); | |
1793 | free_nfs_cb_data(data); | |
1794 | } | |
1795 | ||
1796 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1797 | { | |
1798 | char *str = data->continue_data; | |
7edc9026 RS |
1799 | MKDIR3args args; |
1800 | ||
84004dbf RS |
1801 | str = &str[strlen(str) + 1]; |
1802 | ||
7edc9026 RS |
1803 | memset(&args, 0, sizeof(MKDIR3args)); |
1804 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1805 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1806 | args.where.name = str; | |
1807 | args.attributes.mode.set_it = 1; | |
1808 | args.attributes.mode.set_mode3_u.mode = 0755; | |
1809 | ||
1810 | if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { | |
84004dbf RS |
1811 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
1812 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1813 | free_nfs_cb_data(data); | |
1814 | return -1; | |
1815 | } | |
1816 | return 0; | |
1817 | } | |
1818 | ||
1819 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1820 | { | |
1821 | char *new_path; | |
1822 | char *ptr; | |
1823 | ||
1824 | new_path = strdup(path); | |
1825 | if (new_path == NULL) { | |
cbbf9d3e | 1826 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1827 | return -1; |
1828 | } | |
1829 | ||
93e9306f | 1830 | ptr = strrchr(new_path, '/'); |
84004dbf | 1831 | if (ptr == NULL) { |
cbbf9d3e RS |
1832 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1833 | return -1; | |
84004dbf RS |
1834 | } |
1835 | *ptr = 0; | |
1836 | ||
1837 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1838 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1839 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
1840 | return -1; | |
84004dbf RS |
1841 | } |
1842 | ||
1843 | return 0; | |
1844 | } | |
1845 | ||
1846 | ||
1847 | ||
1848 | ||
1849 | ||
1850 | /* | |
1851 | * Async rmdir() | |
1852 | */ | |
f3a75078 | 1853 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1854 | { |
1855 | RMDIR3res *res; | |
1856 | struct nfs_cb_data *data = private_data; | |
1857 | struct nfs_context *nfs = data->nfs; | |
1858 | char *str = data->continue_data; | |
1859 | ||
f3a75078 RS |
1860 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1861 | ||
84004dbf RS |
1862 | str = &str[strlen(str) + 1]; |
1863 | ||
1864 | if (status == RPC_STATUS_ERROR) { | |
1865 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1866 | free_nfs_cb_data(data); | |
1867 | return; | |
1868 | } | |
1869 | if (status == RPC_STATUS_CANCEL) { | |
1870 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1871 | free_nfs_cb_data(data); | |
1872 | return; | |
1873 | } | |
1874 | ||
1875 | res = command_data; | |
1876 | if (res->status != NFS3_OK) { | |
1877 | 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)); | |
1878 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1879 | free_nfs_cb_data(data); | |
1880 | return; | |
1881 | } | |
1882 | ||
1883 | data->cb(0, nfs, NULL, data->private_data); | |
1884 | free_nfs_cb_data(data); | |
1885 | } | |
1886 | ||
1887 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1888 | { | |
1889 | char *str = data->continue_data; | |
1890 | ||
1891 | str = &str[strlen(str) + 1]; | |
1892 | ||
1893 | if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) { | |
1894 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); | |
1895 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1896 | free_nfs_cb_data(data); | |
1897 | return -1; | |
1898 | } | |
1899 | return 0; | |
1900 | } | |
1901 | ||
1902 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1903 | { | |
1904 | char *new_path; | |
1905 | char *ptr; | |
1906 | ||
1907 | new_path = strdup(path); | |
1908 | if (new_path == NULL) { | |
cbbf9d3e | 1909 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1910 | return -1; |
1911 | } | |
1912 | ||
93e9306f | 1913 | ptr = strrchr(new_path, '/'); |
84004dbf | 1914 | if (ptr == NULL) { |
cbbf9d3e RS |
1915 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1916 | return -1; | |
84004dbf RS |
1917 | } |
1918 | *ptr = 0; | |
1919 | ||
1920 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1921 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1922 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1923 | return -1; | |
84004dbf RS |
1924 | } |
1925 | ||
1926 | return 0; | |
1927 | } | |
1928 | ||
1929 | ||
1930 | ||
1931 | ||
1932 | /* | |
1933 | * Async creat() | |
1934 | */ | |
f3a75078 | 1935 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1936 | { |
1937 | LOOKUP3res *res; | |
1938 | struct nfs_cb_data *data = private_data; | |
1939 | struct nfs_context *nfs = data->nfs; | |
1940 | struct nfsfh *nfsfh; | |
1941 | char *str = data->continue_data; | |
1942 | ||
f3a75078 RS |
1943 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1944 | ||
84004dbf RS |
1945 | if (status == RPC_STATUS_ERROR) { |
1946 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1947 | free_nfs_cb_data(data); | |
1948 | return; | |
1949 | } | |
1950 | if (status == RPC_STATUS_CANCEL) { | |
1951 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1952 | free_nfs_cb_data(data); | |
1953 | return; | |
1954 | } | |
1955 | ||
1956 | str = &str[strlen(str) + 1]; | |
1957 | res = command_data; | |
1958 | if (res->status != NFS3_OK) { | |
1959 | 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)); | |
1960 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1961 | ||
1962 | return; | |
1963 | } | |
1964 | ||
1965 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1966 | if (nfsfh == NULL) { | |
1967 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1968 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1969 | free_nfs_cb_data(data); | |
1970 | return; | |
1971 | } | |
ea98629a | 1972 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 1973 | |
0c1a9d7a RS |
1974 | /* copy the filehandle */ |
1975 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
1976 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
1977 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
1978 | |
1979 | data->cb(0, nfs, nfsfh, data->private_data); | |
1980 | free_nfs_cb_data(data); | |
1981 | } | |
1982 | ||
1983 | ||
1984 | ||
f3a75078 | 1985 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1986 | { |
1987 | CREATE3res *res; | |
1988 | struct nfs_cb_data *data = private_data; | |
1989 | struct nfs_context *nfs = data->nfs; | |
1990 | char *str = data->continue_data; | |
1991 | ||
f3a75078 RS |
1992 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1993 | ||
84004dbf RS |
1994 | if (status == RPC_STATUS_ERROR) { |
1995 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1996 | free_nfs_cb_data(data); | |
1997 | return; | |
1998 | } | |
1999 | if (status == RPC_STATUS_CANCEL) { | |
2000 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2001 | free_nfs_cb_data(data); | |
2002 | return; | |
2003 | } | |
2004 | ||
2005 | str = &str[strlen(str) + 1]; | |
2006 | res = command_data; | |
2007 | if (res->status != NFS3_OK) { | |
2008 | 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)); | |
2009 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2010 | free_nfs_cb_data(data); |
84004dbf RS |
2011 | return; |
2012 | } | |
2013 | ||
2014 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) { | |
2015 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); | |
2016 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2017 | free_nfs_cb_data(data); | |
2018 | return; | |
2019 | } | |
2020 | return; | |
2021 | } | |
2022 | ||
2023 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2024 | { | |
2025 | char *str = data->continue_data; | |
c985c015 RS |
2026 | CREATE3args args; |
2027 | ||
84004dbf RS |
2028 | str = &str[strlen(str) + 1]; |
2029 | ||
c985c015 RS |
2030 | memset(&args, 0, sizeof(CREATE3args)); |
2031 | args.where.dir.data.data_len = data->fh.data.data_len; | |
2032 | args.where.dir.data.data_val = data->fh.data.data_val; | |
2033 | args.where.name = str; | |
2034 | args.how.mode = UNCHECKED; | |
2035 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2036 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2037 | ||
2038 | if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { | |
84004dbf RS |
2039 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2040 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2041 | free_nfs_cb_data(data); | |
2042 | return -1; | |
2043 | } | |
2044 | return 0; | |
2045 | } | |
2046 | ||
2047 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2048 | { | |
2049 | char *new_path; | |
2050 | char *ptr; | |
2051 | ||
2052 | new_path = strdup(path); | |
2053 | if (new_path == NULL) { | |
cbbf9d3e | 2054 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2055 | return -1; |
2056 | } | |
2057 | ||
93e9306f | 2058 | ptr = strrchr(new_path, '/'); |
84004dbf | 2059 | if (ptr == NULL) { |
cbbf9d3e RS |
2060 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2061 | return -1; | |
84004dbf RS |
2062 | } |
2063 | *ptr = 0; | |
2064 | ||
73f4ae7c | 2065 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 2066 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
2067 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2068 | return -1; | |
84004dbf RS |
2069 | } |
2070 | ||
2071 | return 0; | |
2072 | } | |
2073 | ||
2074 | ||
2075 | ||
2076 | ||
2077 | /* | |
2078 | * Async unlink() | |
2079 | */ | |
f3a75078 | 2080 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2081 | { |
2082 | REMOVE3res *res; | |
2083 | struct nfs_cb_data *data = private_data; | |
2084 | struct nfs_context *nfs = data->nfs; | |
2085 | char *str = data->continue_data; | |
2086 | ||
f3a75078 RS |
2087 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2088 | ||
84004dbf RS |
2089 | str = &str[strlen(str) + 1]; |
2090 | ||
2091 | if (status == RPC_STATUS_ERROR) { | |
2092 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2093 | free_nfs_cb_data(data); | |
2094 | return; | |
2095 | } | |
2096 | if (status == RPC_STATUS_CANCEL) { | |
2097 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2098 | free_nfs_cb_data(data); | |
2099 | return; | |
2100 | } | |
2101 | ||
2102 | res = command_data; | |
2103 | if (res->status != NFS3_OK) { | |
2104 | 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)); | |
2105 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2106 | free_nfs_cb_data(data); | |
2107 | return; | |
2108 | } | |
2109 | ||
2110 | data->cb(0, nfs, NULL, data->private_data); | |
2111 | free_nfs_cb_data(data); | |
2112 | } | |
2113 | ||
2114 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2115 | { | |
2116 | char *str = data->continue_data; | |
2117 | ||
2118 | str = &str[strlen(str) + 1]; | |
2119 | ||
2120 | if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) { | |
2121 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); | |
2122 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2123 | free_nfs_cb_data(data); | |
2124 | return -1; | |
2125 | } | |
2126 | return 0; | |
2127 | } | |
2128 | ||
2129 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2130 | { | |
2131 | char *new_path; | |
2132 | char *ptr; | |
2133 | ||
2134 | new_path = strdup(path); | |
2135 | if (new_path == NULL) { | |
cbbf9d3e | 2136 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2137 | return -1; |
2138 | } | |
2139 | ||
93e9306f | 2140 | ptr = strrchr(new_path, '/'); |
84004dbf | 2141 | if (ptr == NULL) { |
cbbf9d3e RS |
2142 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2143 | return -1; | |
84004dbf RS |
2144 | } |
2145 | *ptr = 0; | |
2146 | ||
2147 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2148 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2149 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2150 | return -1; | |
84004dbf RS |
2151 | } |
2152 | ||
2153 | return 0; | |
2154 | } | |
2155 | ||
2156 | ||
1ec6b50a RS |
2157 | /* |
2158 | * Async mknod() | |
2159 | */ | |
2160 | struct mknod_cb_data { | |
2161 | char *path; | |
2162 | int mode; | |
2163 | int major; | |
2164 | int minor; | |
2165 | }; | |
2166 | ||
2167 | static void free_mknod_cb_data(void *ptr) | |
2168 | { | |
2169 | struct mknod_cb_data *data = ptr; | |
2170 | ||
2171 | free(data->path); | |
2172 | free(data); | |
2173 | } | |
2174 | ||
f3a75078 | 2175 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2176 | { |
2177 | MKNOD3res *res; | |
2178 | struct nfs_cb_data *data = private_data; | |
2179 | struct nfs_context *nfs = data->nfs; | |
2180 | char *str = data->continue_data; | |
2181 | ||
f3a75078 RS |
2182 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2183 | ||
1ec6b50a RS |
2184 | str = &str[strlen(str) + 1]; |
2185 | ||
2186 | if (status == RPC_STATUS_ERROR) { | |
2187 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2188 | free_nfs_cb_data(data); | |
2189 | return; | |
2190 | } | |
2191 | if (status == RPC_STATUS_CANCEL) { | |
2192 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2193 | free_nfs_cb_data(data); | |
2194 | return; | |
2195 | } | |
2196 | ||
2197 | res = command_data; | |
2198 | if (res->status != NFS3_OK) { | |
2199 | 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)); | |
2200 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2201 | free_nfs_cb_data(data); | |
2202 | return; | |
2203 | } | |
2204 | ||
2205 | data->cb(0, nfs, NULL, data->private_data); | |
2206 | free_nfs_cb_data(data); | |
2207 | } | |
2208 | ||
2209 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2210 | { | |
2211 | struct mknod_cb_data *cb_data = data->continue_data; | |
2212 | char *str = cb_data->path; | |
2213 | ||
2214 | str = &str[strlen(str) + 1]; | |
2215 | ||
2216 | if (rpc_nfs_mknod_async(nfs->rpc, nfs_mknod_cb, &data->fh, str, cb_data->mode, cb_data->major, cb_data->minor, data) != 0) { | |
2217 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2218 | free_nfs_cb_data(data); | |
2219 | return -1; | |
2220 | } | |
2221 | return 0; | |
2222 | } | |
2223 | ||
2224 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2225 | { | |
2226 | char *ptr; | |
2227 | struct mknod_cb_data *cb_data; | |
2228 | ||
2229 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2230 | if (cb_data == NULL) { | |
2231 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2232 | return -1; | |
2233 | } | |
2234 | ||
2235 | cb_data->path = strdup(path); | |
2236 | if (cb_data->path == NULL) { | |
2237 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2238 | free(cb_data); | |
2239 | return -1; | |
2240 | } | |
2241 | ||
2242 | ptr = strrchr(cb_data->path, '/'); | |
2243 | if (ptr == NULL) { | |
2244 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
2245 | return -1; | |
2246 | } | |
2247 | *ptr = 0; | |
2248 | ||
2249 | cb_data->mode = mode; | |
2250 | cb_data->major = major(dev); | |
2251 | cb_data->minor = minor(dev); | |
2252 | ||
2253 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2254 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2255 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2256 | free_mknod_cb_data(cb_data); | |
2257 | return -1; | |
2258 | } | |
2259 | ||
2260 | return 0; | |
2261 | } | |
84004dbf | 2262 | |
84004dbf RS |
2263 | /* |
2264 | * Async opendir() | |
2265 | */ | |
fb69c64c RS |
2266 | |
2267 | /* ReadDirPlus Emulation Callback data */ | |
2268 | struct rdpe_cb_data { | |
2269 | int getattrcount; | |
2270 | int status; | |
2271 | struct nfs_cb_data *data; | |
2272 | }; | |
2273 | ||
2274 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2275 | struct rdpe_lookup_cb_data { | |
2276 | struct rdpe_cb_data *rdpe_cb_data; | |
2277 | struct nfsdirent *nfsdirent; | |
2278 | }; | |
2279 | ||
2280 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2281 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2282 | { |
fb69c64c RS |
2283 | LOOKUP3res *res = command_data; |
2284 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2285 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2286 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2287 | struct nfsdir *nfsdir = data->continue_data; | |
2288 | struct nfs_context *nfs = data->nfs; | |
2289 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2290 | ||
f3a75078 RS |
2291 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2292 | ||
fb69c64c RS |
2293 | free(rdpe_lookup_cb_data); |
2294 | ||
2295 | rdpe_cb_data->getattrcount--; | |
2296 | ||
2297 | if (status == RPC_STATUS_ERROR) { | |
2298 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2299 | } | |
2300 | if (status == RPC_STATUS_CANCEL) { | |
2301 | rdpe_cb_data->status = RPC_STATUS_CANCEL; | |
2302 | } | |
2303 | if (status == RPC_STATUS_SUCCESS && res->status != NFS3_OK) { | |
2304 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2305 | } | |
2306 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { | |
2307 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2308 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2309 | ||
2310 | nfsdirent->type = attributes->type; | |
2311 | nfsdirent->mode = attributes->mode; | |
2312 | nfsdirent->size = attributes->size; | |
2313 | ||
2314 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2315 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2316 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2317 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2318 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2319 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
2320 | } | |
2321 | } | |
2322 | ||
2323 | if (rdpe_cb_data->getattrcount == 0) { | |
2324 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
2325 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2326 | nfs_free_nfsdir(nfsdir); | |
2327 | } else { | |
2328 | data->cb(0, nfs, nfsdir, data->private_data); | |
2329 | } | |
2330 | free(rdpe_cb_data); | |
2331 | ||
2332 | data->continue_data = NULL; | |
2333 | free_nfs_cb_data(data); | |
2334 | } | |
2335 | } | |
2336 | ||
f3a75078 | 2337 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2338 | { |
2339 | READDIR3res *res = command_data; | |
84004dbf RS |
2340 | struct nfs_cb_data *data = private_data; |
2341 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2342 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2343 | struct nfsdirent *nfsdirent; |
2344 | struct entry3 *entry; | |
84004dbf | 2345 | uint64_t cookie; |
fb69c64c RS |
2346 | struct rdpe_cb_data *rdpe_cb_data; |
2347 | ||
f3a75078 RS |
2348 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2349 | ||
84004dbf RS |
2350 | if (status == RPC_STATUS_ERROR) { |
2351 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2352 | nfs_free_nfsdir(nfsdir); | |
2353 | data->continue_data = NULL; | |
2354 | free_nfs_cb_data(data); | |
2355 | return; | |
2356 | } | |
fb69c64c | 2357 | |
84004dbf RS |
2358 | if (status == RPC_STATUS_CANCEL) { |
2359 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2360 | nfs_free_nfsdir(nfsdir); | |
2361 | data->continue_data = NULL; | |
2362 | free_nfs_cb_data(data); | |
2363 | return; | |
2364 | } | |
2365 | ||
84004dbf RS |
2366 | if (res->status != NFS3_OK) { |
2367 | 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)); | |
2368 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2369 | nfs_free_nfsdir(nfsdir); | |
2370 | data->continue_data = NULL; | |
2371 | free_nfs_cb_data(data); | |
2372 | return; | |
fb69c64c RS |
2373 | } |
2374 | ||
2375 | entry =res->READDIR3res_u.resok.reply.entries; | |
2376 | while (entry != NULL) { | |
2377 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2378 | if (nfsdirent == NULL) { | |
2379 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2380 | nfs_free_nfsdir(nfsdir); | |
2381 | data->continue_data = NULL; | |
2382 | free_nfs_cb_data(data); | |
2383 | return; | |
2384 | } | |
2385 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2386 | nfsdirent->name = strdup(entry->name); | |
2387 | if (nfsdirent->name == NULL) { | |
2388 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2389 | nfs_free_nfsdir(nfsdir); | |
2390 | data->continue_data = NULL; | |
2391 | free_nfs_cb_data(data); | |
2392 | return; | |
2393 | } | |
2394 | nfsdirent->inode = entry->fileid; | |
2395 | ||
2396 | nfsdirent->next = nfsdir->entries; | |
2397 | nfsdir->entries = nfsdirent; | |
2398 | ||
2399 | cookie = entry->cookie; | |
2400 | entry = entry->nextentry; | |
2401 | } | |
2402 | ||
2403 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
2404 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 8192, data) != 0) { | |
2405 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2406 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2407 | nfs_free_nfsdir(nfsdir); | |
2408 | data->continue_data = NULL; | |
2409 | free_nfs_cb_data(data); | |
2410 | return; | |
2411 | } | |
2412 | return; | |
2413 | } | |
2414 | ||
2415 | /* steal the dirhandle */ | |
2416 | nfsdir->current = nfsdir->entries; | |
2417 | ||
2418 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2419 | rdpe_cb_data->getattrcount = 0; | |
2420 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2421 | rdpe_cb_data->data = data; | |
2422 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2423 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2424 | ||
2425 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2426 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2427 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2428 | ||
2429 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_opendir3_cb, &data->fh, nfsdirent->name, rdpe_lookup_cb_data) != 0) { | |
2430 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2431 | ||
2432 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2433 | * commands in flight to complete | |
2434 | */ | |
2435 | if (rdpe_cb_data->getattrcount > 0) { | |
2436 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2437 | free(rdpe_lookup_cb_data); | |
2438 | return; | |
2439 | } | |
2440 | ||
2441 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2442 | nfs_free_nfsdir(nfsdir); | |
2443 | data->continue_data = NULL; | |
2444 | free_nfs_cb_data(data); | |
2445 | free(rdpe_lookup_cb_data); | |
2446 | free(rdpe_cb_data); | |
2447 | return; | |
2448 | } | |
2449 | rdpe_cb_data->getattrcount++; | |
2450 | } | |
2451 | } | |
2452 | ||
2453 | ||
f3a75078 | 2454 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2455 | { |
2456 | READDIRPLUS3res *res = command_data; | |
2457 | struct nfs_cb_data *data = private_data; | |
2458 | struct nfs_context *nfs = data->nfs; | |
2459 | struct nfsdir *nfsdir = data->continue_data; | |
2460 | struct entryplus3 *entry; | |
2461 | uint64_t cookie; | |
2462 | ||
f3a75078 | 2463 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2464 | |
2465 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
2466 | cookieverf3 cv; | |
2467 | ||
2468 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { | |
2469 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2470 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2471 | nfs_free_nfsdir(nfsdir); | |
2472 | data->continue_data = NULL; | |
2473 | free_nfs_cb_data(data); | |
2474 | return; | |
2475 | } | |
2476 | return; | |
2477 | } | |
2478 | ||
2479 | if (status == RPC_STATUS_CANCEL) { | |
2480 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2481 | nfs_free_nfsdir(nfsdir); | |
2482 | data->continue_data = NULL; | |
2483 | free_nfs_cb_data(data); | |
2484 | return; | |
2485 | } | |
2486 | ||
2487 | if (res->status != NFS3_OK) { | |
2488 | 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)); | |
2489 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2490 | nfs_free_nfsdir(nfsdir); | |
2491 | data->continue_data = NULL; | |
2492 | free_nfs_cb_data(data); | |
2493 | return; | |
84004dbf RS |
2494 | } |
2495 | ||
f390f181 | 2496 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2497 | while (entry != NULL) { |
2498 | struct nfsdirent *nfsdirent; | |
2499 | ||
2500 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2501 | if (nfsdirent == NULL) { | |
2502 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2503 | nfs_free_nfsdir(nfsdir); | |
2504 | data->continue_data = NULL; | |
2505 | free_nfs_cb_data(data); | |
2506 | return; | |
2507 | } | |
ea98629a | 2508 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2509 | nfsdirent->name = strdup(entry->name); |
2510 | if (nfsdirent->name == NULL) { | |
2511 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2512 | nfs_free_nfsdir(nfsdir); | |
2513 | data->continue_data = NULL; | |
2514 | free_nfs_cb_data(data); | |
2515 | return; | |
2516 | } | |
2517 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2518 | if (entry->name_attributes.attributes_follow) { |
2519 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2520 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2521 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2522 | ||
2523 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2524 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2525 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2526 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2527 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2528 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
2529 | } | |
2530 | ||
84004dbf RS |
2531 | nfsdirent->next = nfsdir->entries; |
2532 | nfsdir->entries = nfsdirent; | |
2533 | ||
2534 | cookie = entry->cookie; | |
2535 | entry = entry->nextentry; | |
2536 | } | |
2537 | ||
f390f181 RS |
2538 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
2539 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIRPLUS3res_u.resok.cookieverf, 8192, data) != 0) { | |
2540 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2541 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2542 | nfs_free_nfsdir(nfsdir); | |
2543 | data->continue_data = NULL; | |
2544 | free_nfs_cb_data(data); | |
2545 | return; | |
2546 | } | |
2547 | return; | |
2548 | } | |
2549 | ||
2550 | /* steal the dirhandle */ | |
2551 | data->continue_data = NULL; | |
2552 | nfsdir->current = nfsdir->entries; | |
2553 | ||
2554 | data->cb(0, nfs, nfsdir, data->private_data); | |
2555 | free_nfs_cb_data(data); | |
2556 | } | |
2557 | ||
2558 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2559 | { | |
2560 | cookieverf3 cv; | |
2561 | ||
ea98629a | 2562 | memset(cv, 0, sizeof(cookieverf3)); |
f390f181 RS |
2563 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { |
2564 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2565 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2566 | free_nfs_cb_data(data); | |
2567 | return -1; | |
2568 | } | |
2569 | return 0; | |
2570 | } | |
2571 | ||
2572 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2573 | { | |
2574 | struct nfsdir *nfsdir; | |
2575 | ||
2576 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2577 | if (nfsdir == NULL) { | |
cbbf9d3e | 2578 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2579 | return -1; |
2580 | } | |
ea98629a | 2581 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2582 | |
2583 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2584 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2585 | return -1; | |
84004dbf RS |
2586 | } |
2587 | ||
2588 | return 0; | |
2589 | } | |
2590 | ||
2591 | ||
2592 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2593 | { | |
2594 | struct nfsdirent *nfsdirent = nfsdir->current; | |
2595 | ||
2596 | if (nfsdir->current != NULL) { | |
2597 | nfsdir->current = nfsdir->current->next; | |
2598 | } | |
2599 | return nfsdirent; | |
2600 | } | |
2601 | ||
2602 | ||
2603 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2604 | { | |
2605 | nfs_free_nfsdir(nfsdir); | |
2606 | } | |
2607 | ||
2608 | ||
2609 | ||
2610 | ||
2611 | ||
2612 | ||
2613 | ||
2614 | /* | |
2615 | * Async lseek() | |
2616 | */ | |
2617 | struct lseek_cb_data { | |
2618 | struct nfs_context *nfs; | |
2619 | struct nfsfh *nfsfh; | |
183451cf | 2620 | uint64_t offset; |
84004dbf RS |
2621 | nfs_cb cb; |
2622 | void *private_data; | |
2623 | }; | |
2624 | ||
f3a75078 | 2625 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2626 | { |
2627 | GETATTR3res *res; | |
2628 | struct lseek_cb_data *data = private_data; | |
2629 | struct nfs_context *nfs = data->nfs; | |
2630 | ||
f3a75078 RS |
2631 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2632 | ||
84004dbf RS |
2633 | if (status == RPC_STATUS_ERROR) { |
2634 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2635 | free(data); | |
2636 | return; | |
2637 | } | |
2638 | if (status == RPC_STATUS_CANCEL) { | |
2639 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2640 | free(data); | |
2641 | return; | |
2642 | } | |
2643 | ||
2644 | res = command_data; | |
2645 | if (res->status != NFS3_OK) { | |
2646 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2647 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2648 | free(data); | |
2649 | return; | |
2650 | } | |
2651 | ||
2652 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
2653 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
2654 | free(data); | |
2655 | } | |
2656 | ||
183451cf | 2657 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
2658 | { |
2659 | struct lseek_cb_data *data; | |
2660 | ||
2661 | if (whence == SEEK_SET) { | |
2662 | nfsfh->offset = offset; | |
2663 | cb(0, nfs, &nfsfh->offset, private_data); | |
2664 | return 0; | |
2665 | } | |
2666 | if (whence == SEEK_CUR) { | |
2667 | nfsfh->offset += offset; | |
2668 | cb(0, nfs, &nfsfh->offset, private_data); | |
2669 | return 0; | |
2670 | } | |
2671 | ||
2672 | data = malloc(sizeof(struct lseek_cb_data)); | |
2673 | if (data == NULL) { | |
2674 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
2675 | return -1; | |
2676 | } | |
2677 | ||
2678 | data->nfs = nfs; | |
2679 | data->nfsfh = nfsfh; | |
2680 | data->offset = offset; | |
2681 | data->cb = cb; | |
2682 | data->private_data = private_data; | |
2683 | ||
2684 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) { | |
2685 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); | |
2686 | free(data); | |
cbbf9d3e | 2687 | return -1; |
84004dbf RS |
2688 | } |
2689 | return 0; | |
2690 | } | |
2691 | ||
2692 | ||
2693 | ||
2694 | ||
2695 | /* | |
2696 | * Async statvfs() | |
2697 | */ | |
f3a75078 | 2698 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2699 | { |
2700 | FSSTAT3res *res; | |
2701 | struct nfs_cb_data *data = private_data; | |
2702 | struct nfs_context *nfs = data->nfs; | |
2703 | struct statvfs svfs; | |
2704 | ||
f3a75078 RS |
2705 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2706 | ||
84004dbf RS |
2707 | if (status == RPC_STATUS_ERROR) { |
2708 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2709 | free_nfs_cb_data(data); | |
2710 | return; | |
2711 | } | |
2712 | if (status == RPC_STATUS_CANCEL) { | |
2713 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2714 | free_nfs_cb_data(data); | |
2715 | return; | |
2716 | } | |
2717 | ||
2718 | res = command_data; | |
2719 | if (res->status != NFS3_OK) { | |
2720 | 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)); | |
2721 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2722 | free_nfs_cb_data(data); | |
2723 | return; | |
2724 | } | |
2725 | ||
2726 | svfs.f_bsize = 4096; | |
2727 | svfs.f_frsize = 4096; | |
2728 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
2729 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
2730 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
2731 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
2732 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 2733 | #if !defined(ANDROID) |
84004dbf RS |
2734 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
2735 | svfs.f_fsid = 0; | |
2736 | svfs.f_flag = 0; | |
2737 | svfs.f_namemax = 256; | |
252aa90d | 2738 | #endif |
84004dbf RS |
2739 | |
2740 | data->cb(0, nfs, &svfs, data->private_data); | |
2741 | free_nfs_cb_data(data); | |
2742 | } | |
2743 | ||
2744 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2745 | { | |
2746 | if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) { | |
2747 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); | |
2748 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2749 | free_nfs_cb_data(data); | |
2750 | return -1; | |
2751 | } | |
2752 | return 0; | |
2753 | } | |
2754 | ||
2755 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2756 | { | |
2757 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2758 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2759 | return -1; |
2760 | } | |
2761 | ||
2762 | return 0; | |
2763 | } | |
2764 | ||
2765 | ||
2766 | ||
2767 | ||
2768 | /* | |
2769 | * Async readlink() | |
2770 | */ | |
f3a75078 | 2771 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2772 | { |
2773 | READLINK3res *res; | |
2774 | struct nfs_cb_data *data = private_data; | |
2775 | struct nfs_context *nfs = data->nfs; | |
2776 | ||
f3a75078 RS |
2777 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2778 | ||
84004dbf RS |
2779 | if (status == RPC_STATUS_ERROR) { |
2780 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2781 | free_nfs_cb_data(data); | |
2782 | return; | |
2783 | } | |
2784 | if (status == RPC_STATUS_CANCEL) { | |
2785 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2786 | free_nfs_cb_data(data); | |
2787 | return; | |
2788 | } | |
2789 | ||
2790 | res = command_data; | |
2791 | if (res->status != NFS3_OK) { | |
2792 | 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)); | |
2793 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2794 | free_nfs_cb_data(data); | |
2795 | return; | |
2796 | } | |
2797 | ||
2798 | ||
2799 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); | |
2800 | free_nfs_cb_data(data); | |
2801 | } | |
2802 | ||
2803 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2804 | { | |
16104b27 RS |
2805 | READLINK3args args; |
2806 | ||
2807 | args.symlink.data.data_len = data->fh.data.data_len; | |
2808 | args.symlink.data.data_val = data->fh.data.data_val; | |
2809 | ||
2810 | if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { | |
84004dbf RS |
2811 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
2812 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2813 | free_nfs_cb_data(data); | |
2814 | return -1; | |
2815 | } | |
2816 | return 0; | |
2817 | } | |
2818 | ||
2819 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2820 | { | |
2821 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2822 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2823 | return -1; |
2824 | } | |
2825 | ||
2826 | return 0; | |
2827 | } | |
2828 | ||
2829 | ||
2830 | ||
2831 | ||
2832 | /* | |
2833 | * Async chmod() | |
2834 | */ | |
f3a75078 | 2835 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2836 | { |
2837 | struct nfs_cb_data *data = private_data; | |
2838 | struct nfs_context *nfs = data->nfs; | |
2839 | SETATTR3res *res; | |
2840 | ||
f3a75078 RS |
2841 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2842 | ||
84004dbf RS |
2843 | if (status == RPC_STATUS_ERROR) { |
2844 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2845 | free_nfs_cb_data(data); | |
2846 | return; | |
2847 | } | |
2848 | if (status == RPC_STATUS_CANCEL) { | |
2849 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2850 | free_nfs_cb_data(data); | |
2851 | return; | |
2852 | } | |
2853 | ||
2854 | res = command_data; | |
2855 | if (res->status != NFS3_OK) { | |
2856 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2857 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2858 | free_nfs_cb_data(data); | |
2859 | return; | |
2860 | } | |
2861 | ||
2862 | data->cb(0, nfs, NULL, data->private_data); | |
2863 | free_nfs_cb_data(data); | |
2864 | } | |
2865 | ||
2866 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2867 | { | |
2868 | SETATTR3args args; | |
2869 | ||
ea98629a | 2870 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2871 | args.object.data.data_len = data->fh.data.data_len; |
2872 | args.object.data.data_val = data->fh.data.data_val; | |
2873 | args.new_attributes.mode.set_it = 1; | |
2874 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2875 | ||
2876 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { | |
2877 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2878 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2879 | free_nfs_cb_data(data); | |
2880 | return -1; | |
2881 | } | |
2882 | return 0; | |
2883 | } | |
2884 | ||
2885 | ||
2886 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2887 | { | |
2888 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 2889 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2890 | return -1; |
2891 | } | |
2892 | ||
2893 | return 0; | |
2894 | } | |
2895 | ||
2896 | /* | |
2897 | * Async fchmod() | |
2898 | */ | |
2899 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
2900 | { | |
2901 | struct nfs_cb_data *data; | |
2902 | ||
2903 | data = malloc(sizeof(struct nfs_cb_data)); | |
2904 | if (data == NULL) { | |
cbbf9d3e | 2905 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
2906 | return -1; |
2907 | } | |
ea98629a | 2908 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2909 | data->nfs = nfs; |
2910 | data->cb = cb; | |
2911 | data->private_data = private_data; | |
2912 | data->continue_int = mode; | |
2913 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2914 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2915 | if (data->fh.data.data_val == NULL) { | |
2916 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2917 | free_nfs_cb_data(data); | |
2918 | return -1; | |
2919 | } | |
2920 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2921 | ||
2922 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
2923 | free_nfs_cb_data(data); | |
2924 | return -1; | |
2925 | } | |
2926 | ||
2927 | return 0; | |
2928 | } | |
2929 | ||
2930 | ||
2931 | ||
2932 | /* | |
2933 | * Async chown() | |
2934 | */ | |
f3a75078 | 2935 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2936 | { |
2937 | struct nfs_cb_data *data = private_data; | |
2938 | struct nfs_context *nfs = data->nfs; | |
2939 | SETATTR3res *res; | |
2940 | ||
f3a75078 RS |
2941 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2942 | ||
84004dbf RS |
2943 | if (status == RPC_STATUS_ERROR) { |
2944 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2945 | free_nfs_cb_data(data); | |
2946 | return; | |
2947 | } | |
2948 | if (status == RPC_STATUS_CANCEL) { | |
2949 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2950 | free_nfs_cb_data(data); | |
2951 | return; | |
2952 | } | |
2953 | ||
2954 | res = command_data; | |
2955 | if (res->status != NFS3_OK) { | |
2956 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2957 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2958 | free_nfs_cb_data(data); | |
2959 | return; | |
2960 | } | |
2961 | ||
2962 | data->cb(0, nfs, NULL, data->private_data); | |
2963 | free_nfs_cb_data(data); | |
2964 | } | |
2965 | ||
2966 | struct nfs_chown_data { | |
2967 | uid_t uid; | |
2968 | gid_t gid; | |
2969 | }; | |
2970 | ||
2971 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2972 | { | |
2973 | SETATTR3args args; | |
2974 | struct nfs_chown_data *chown_data = data->continue_data; | |
2975 | ||
ea98629a | 2976 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2977 | args.object.data.data_len = data->fh.data.data_len; |
2978 | args.object.data.data_val = data->fh.data.data_val; | |
2979 | if (chown_data->uid != (uid_t)-1) { | |
2980 | args.new_attributes.uid.set_it = 1; | |
2981 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
2982 | } | |
2983 | if (chown_data->gid != (gid_t)-1) { | |
2984 | args.new_attributes.gid.set_it = 1; | |
2985 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
2986 | } | |
2987 | ||
2988 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { | |
2989 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2990 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2991 | free_nfs_cb_data(data); | |
2992 | return -1; | |
2993 | } | |
2994 | return 0; | |
2995 | } | |
2996 | ||
2997 | ||
2998 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
2999 | { | |
3000 | struct nfs_chown_data *chown_data; | |
3001 | ||
3002 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3003 | if (chown_data == NULL) { | |
cbbf9d3e | 3004 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3005 | return -1; |
3006 | } | |
3007 | ||
3008 | chown_data->uid = uid; | |
3009 | chown_data->gid = gid; | |
3010 | ||
3011 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3012 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3013 | return -1; |
3014 | } | |
3015 | ||
3016 | return 0; | |
3017 | } | |
3018 | ||
3019 | ||
3020 | /* | |
3021 | * Async fchown() | |
3022 | */ | |
3023 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3024 | { | |
3025 | struct nfs_cb_data *data; | |
3026 | struct nfs_chown_data *chown_data; | |
3027 | ||
3028 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3029 | if (chown_data == NULL) { | |
cbbf9d3e | 3030 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3031 | return -1; |
3032 | } | |
3033 | ||
3034 | chown_data->uid = uid; | |
3035 | chown_data->gid = gid; | |
3036 | ||
3037 | ||
3038 | data = malloc(sizeof(struct nfs_cb_data)); | |
3039 | if (data == NULL) { | |
cbbf9d3e | 3040 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
84004dbf RS |
3041 | return -1; |
3042 | } | |
ea98629a | 3043 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3044 | data->nfs = nfs; |
3045 | data->cb = cb; | |
3046 | data->private_data = private_data; | |
3047 | data->continue_data = chown_data; | |
3048 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3049 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3050 | if (data->fh.data.data_val == NULL) { | |
3051 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3052 | free_nfs_cb_data(data); | |
3053 | return -1; | |
3054 | } | |
3055 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3056 | ||
3057 | ||
3058 | if (nfs_chown_continue_internal(nfs, data) != 0) { | |
3059 | free_nfs_cb_data(data); | |
3060 | return -1; | |
3061 | } | |
3062 | ||
3063 | return 0; | |
3064 | } | |
3065 | ||
3066 | ||
3067 | ||
3068 | ||
3069 | ||
3070 | /* | |
3071 | * Async utimes() | |
3072 | */ | |
f3a75078 | 3073 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3074 | { |
3075 | struct nfs_cb_data *data = private_data; | |
3076 | struct nfs_context *nfs = data->nfs; | |
3077 | SETATTR3res *res; | |
3078 | ||
f3a75078 RS |
3079 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3080 | ||
84004dbf RS |
3081 | if (status == RPC_STATUS_ERROR) { |
3082 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3083 | free_nfs_cb_data(data); | |
3084 | return; | |
3085 | } | |
3086 | if (status == RPC_STATUS_CANCEL) { | |
3087 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3088 | free_nfs_cb_data(data); | |
3089 | return; | |
3090 | } | |
3091 | ||
3092 | res = command_data; | |
3093 | if (res->status != NFS3_OK) { | |
3094 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3095 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3096 | free_nfs_cb_data(data); | |
3097 | return; | |
3098 | } | |
3099 | ||
3100 | data->cb(0, nfs, NULL, data->private_data); | |
3101 | free_nfs_cb_data(data); | |
3102 | } | |
3103 | ||
3104 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3105 | { | |
3106 | SETATTR3args args; | |
3107 | struct timeval *utimes_data = data->continue_data; | |
3108 | ||
ea98629a | 3109 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
3110 | args.object.data.data_len = data->fh.data.data_len; |
3111 | args.object.data.data_val = data->fh.data.data_val; | |
3112 | if (utimes_data != NULL) { | |
3113 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3114 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3115 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3116 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3117 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3118 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3119 | } else { | |
3120 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3121 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3122 | } | |
3123 | ||
3124 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { | |
3125 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
3126 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3127 | free_nfs_cb_data(data); | |
3128 | return -1; | |
3129 | } | |
3130 | return 0; | |
3131 | } | |
3132 | ||
3133 | ||
3134 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3135 | { | |
3136 | struct timeval *new_times = NULL; | |
3137 | ||
3138 | if (times != NULL) { | |
3139 | new_times = malloc(sizeof(struct timeval)*2); | |
3140 | if (new_times == NULL) { | |
cbbf9d3e | 3141 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3142 | return -1; |
3143 | } | |
3144 | ||
3145 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3146 | } | |
3147 | ||
3148 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3149 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3150 | return -1; |
3151 | } | |
3152 | ||
3153 | return 0; | |
3154 | } | |
3155 | ||
3156 | /* | |
3157 | * Async utime() | |
3158 | */ | |
3159 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3160 | { | |
3161 | struct timeval *new_times = NULL; | |
3162 | ||
3163 | if (times != NULL) { | |
3164 | new_times = malloc(sizeof(struct timeval)*2); | |
3165 | if (new_times == NULL) { | |
cbbf9d3e | 3166 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3167 | return -1; |
3168 | } | |
3169 | ||
3170 | new_times[0].tv_sec = times->actime; | |
3171 | new_times[0].tv_usec = 0; | |
3172 | new_times[1].tv_sec = times->modtime; | |
3173 | new_times[1].tv_usec = 0; | |
3174 | } | |
3175 | ||
3176 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3177 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3178 | return -1; |
3179 | } | |
3180 | ||
3181 | return 0; | |
3182 | } | |
84004dbf RS |
3183 | |
3184 | ||
3185 | /* | |
3186 | * Async access() | |
3187 | */ | |
f3a75078 | 3188 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3189 | { |
3190 | ACCESS3res *res; | |
3191 | struct nfs_cb_data *data = private_data; | |
3192 | struct nfs_context *nfs = data->nfs; | |
3193 | unsigned int nfsmode = 0; | |
3194 | ||
f3a75078 RS |
3195 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3196 | ||
84004dbf RS |
3197 | if (status == RPC_STATUS_ERROR) { |
3198 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3199 | free_nfs_cb_data(data); | |
3200 | return; | |
3201 | } | |
3202 | if (status == RPC_STATUS_CANCEL) { | |
3203 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3204 | free_nfs_cb_data(data); | |
3205 | return; | |
3206 | } | |
3207 | ||
3208 | res = command_data; | |
3209 | if (res->status != NFS3_OK) { | |
3210 | 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)); | |
3211 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3212 | free_nfs_cb_data(data); | |
3213 | return; | |
3214 | } | |
3215 | ||
3216 | if (data->continue_int & R_OK) { | |
3217 | nfsmode |= ACCESS3_READ; | |
3218 | } | |
3219 | if (data->continue_int & W_OK) { | |
3220 | nfsmode |= ACCESS3_MODIFY; | |
3221 | } | |
3222 | if (data->continue_int & X_OK) { | |
3223 | nfsmode |= ACCESS3_EXECUTE; | |
3224 | } | |
3225 | ||
3226 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3227 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3228 | nfsmode&ACCESS3_READ?'r':'-', | |
3229 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3230 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3231 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3232 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3233 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3234 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3235 | free_nfs_cb_data(data); | |
3236 | return; | |
3237 | } | |
3238 | ||
3239 | data->cb(0, nfs, NULL, data->private_data); | |
3240 | free_nfs_cb_data(data); | |
3241 | } | |
3242 | ||
3243 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3244 | { | |
3245 | int nfsmode = 0; | |
3246 | ||
3247 | if (data->continue_int & R_OK) { | |
3248 | nfsmode |= ACCESS3_READ; | |
3249 | } | |
3250 | if (data->continue_int & W_OK) { | |
3251 | nfsmode |= ACCESS3_MODIFY; | |
3252 | } | |
3253 | if (data->continue_int & X_OK) { | |
3254 | nfsmode |= ACCESS3_EXECUTE; | |
3255 | } | |
3256 | ||
3257 | if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) { | |
3258 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
3259 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3260 | free_nfs_cb_data(data); | |
3261 | return -1; | |
3262 | } | |
3263 | return 0; | |
3264 | } | |
3265 | ||
3266 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3267 | { | |
3268 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3269 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3270 | return -1; | |
84004dbf RS |
3271 | } |
3272 | ||
3273 | return 0; | |
3274 | } | |
3275 | ||
3276 | ||
3277 | ||
3278 | /* | |
3279 | * Async symlink() | |
3280 | */ | |
3281 | struct nfs_symlink_data { | |
3282 | char *oldpath; | |
3283 | char *newpathparent; | |
3284 | char *newpathobject; | |
3285 | }; | |
3286 | ||
3287 | static void free_nfs_symlink_data(void *mem) | |
3288 | { | |
3289 | struct nfs_symlink_data *data = mem; | |
3290 | ||
3291 | if (data->oldpath != NULL) { | |
3292 | free(data->oldpath); | |
3293 | } | |
3294 | if (data->newpathparent != NULL) { | |
3295 | free(data->newpathparent); | |
3296 | } | |
3297 | if (data->newpathobject != NULL) { | |
3298 | free(data->newpathobject); | |
3299 | } | |
3300 | free(data); | |
3301 | } | |
3302 | ||
f3a75078 | 3303 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3304 | { |
3305 | SYMLINK3res *res; | |
3306 | struct nfs_cb_data *data = private_data; | |
3307 | struct nfs_context *nfs = data->nfs; | |
3308 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
3309 | ||
f3a75078 RS |
3310 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3311 | ||
84004dbf RS |
3312 | if (status == RPC_STATUS_ERROR) { |
3313 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3314 | free_nfs_cb_data(data); | |
3315 | return; | |
3316 | } | |
3317 | if (status == RPC_STATUS_CANCEL) { | |
3318 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3319 | free_nfs_cb_data(data); | |
3320 | return; | |
3321 | } | |
3322 | ||
3323 | res = command_data; | |
3324 | if (res->status != NFS3_OK) { | |
3325 | 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)); | |
3326 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3327 | free_nfs_cb_data(data); | |
3328 | return; | |
3329 | } | |
3330 | ||
3331 | data->cb(0, nfs, NULL, data->private_data); | |
3332 | free_nfs_cb_data(data); | |
3333 | } | |
3334 | ||
3335 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3336 | { | |
3337 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
8e255816 | 3338 | SYMLINK3args sa; |
84004dbf | 3339 | |
8e255816 RS |
3340 | memset(&sa, 0, sizeof(SYMLINK3args)); |
3341 | sa.where.dir.data.data_len = data->fh.data.data_len; | |
3342 | sa.where.dir.data.data_val = data->fh.data.data_val; | |
3343 | sa.where.name = symlink_data->newpathobject; | |
3344 | sa.symlink.symlink_attributes.mode.set_it = 1; | |
3345 | sa.symlink.symlink_attributes.mode.set_mode3_u.mode = S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH; | |
3346 | sa.symlink.symlink_data = symlink_data->oldpath; | |
3347 | ||
3348 | if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &sa, data) != 0) { | |
84004dbf RS |
3349 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3350 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3351 | free_nfs_cb_data(data); | |
3352 | return -1; | |
3353 | } | |
3354 | return 0; | |
3355 | } | |
3356 | ||
3357 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3358 | { | |
3359 | char *ptr; | |
3360 | struct nfs_symlink_data *symlink_data; | |
3361 | ||
3362 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3363 | if (symlink_data == NULL) { | |
cbbf9d3e | 3364 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3365 | return -1; |
3366 | } | |
ea98629a | 3367 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3368 | |
3369 | symlink_data->oldpath = strdup(oldpath); | |
3370 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3371 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3372 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3373 | return -1; |
84004dbf RS |
3374 | } |
3375 | ||
3376 | symlink_data->newpathparent = strdup(newpath); | |
3377 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3378 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3379 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3380 | return -1; |
84004dbf RS |
3381 | } |
3382 | ||
93e9306f | 3383 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3384 | if (ptr == NULL) { |
cbbf9d3e | 3385 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3386 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3387 | return -1; |
84004dbf RS |
3388 | } |
3389 | *ptr = 0; | |
3390 | ptr++; | |
3391 | ||
3392 | symlink_data->newpathobject = strdup(ptr); | |
3393 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3394 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3395 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3396 | return -1; |
84004dbf RS |
3397 | } |
3398 | ||
3399 | if (nfs_lookuppath_async(nfs, symlink_data->newpathparent, cb, private_data, nfs_symlink_continue_internal, symlink_data, free_nfs_symlink_data, 0) != 0) { | |
cbbf9d3e RS |
3400 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3401 | return -1; | |
84004dbf RS |
3402 | } |
3403 | ||
3404 | return 0; | |
3405 | } | |
3406 | ||
3407 | ||
3408 | ||
3409 | /* | |
3410 | * Async rename() | |
3411 | */ | |
3412 | struct nfs_rename_data { | |
3413 | char *oldpath; | |
3414 | char *oldobject; | |
3415 | struct nfs_fh3 olddir; | |
3416 | char *newpath; | |
3417 | char *newobject; | |
3418 | struct nfs_fh3 newdir; | |
3419 | }; | |
3420 | ||
3421 | static void free_nfs_rename_data(void *mem) | |
3422 | { | |
3423 | struct nfs_rename_data *data = mem; | |
3424 | ||
3425 | if (data->oldpath != NULL) { | |
3426 | free(data->oldpath); | |
3427 | } | |
3428 | if (data->olddir.data.data_val != NULL) { | |
3429 | free(data->olddir.data.data_val); | |
3430 | } | |
3431 | if (data->newpath != NULL) { | |
3432 | free(data->newpath); | |
3433 | } | |
3434 | if (data->newdir.data.data_val != NULL) { | |
3435 | free(data->newdir.data.data_val); | |
3436 | } | |
3437 | free(data); | |
3438 | } | |
3439 | ||
f3a75078 | 3440 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3441 | { |
3442 | RENAME3res *res; | |
3443 | struct nfs_cb_data *data = private_data; | |
3444 | struct nfs_context *nfs = data->nfs; | |
3445 | struct nfs_rename_data *rename_data = data->continue_data; | |
3446 | ||
f3a75078 RS |
3447 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3448 | ||
84004dbf RS |
3449 | if (status == RPC_STATUS_ERROR) { |
3450 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3451 | free_nfs_cb_data(data); | |
3452 | return; | |
3453 | } | |
3454 | if (status == RPC_STATUS_CANCEL) { | |
3455 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3456 | free_nfs_cb_data(data); | |
3457 | return; | |
3458 | } | |
3459 | ||
3460 | res = command_data; | |
3461 | if (res->status != NFS3_OK) { | |
3462 | 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)); | |
3463 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3464 | free_nfs_cb_data(data); | |
3465 | return; | |
3466 | } | |
3467 | ||
3468 | data->cb(0, nfs, NULL, data->private_data); | |
3469 | free_nfs_cb_data(data); | |
3470 | } | |
3471 | ||
3472 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3473 | { | |
3474 | struct nfs_rename_data *rename_data = data->continue_data; | |
3475 | ||
3476 | /* steal the filehandle */ | |
3477 | rename_data->newdir.data.data_len = data->fh.data.data_len; | |
3478 | rename_data->newdir.data.data_val = data->fh.data.data_val; | |
3479 | data->fh.data.data_val = NULL; | |
3480 | ||
3481 | if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) { | |
3482 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); | |
3483 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3484 | free_nfs_cb_data(data); | |
3485 | return -1; | |
3486 | } | |
3487 | return 0; | |
3488 | } | |
3489 | ||
3490 | ||
3491 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3492 | { | |
3493 | struct nfs_rename_data *rename_data = data->continue_data; | |
3494 | ||
3495 | /* steal the filehandle */ | |
3496 | rename_data->olddir.data.data_len = data->fh.data.data_len; | |
3497 | rename_data->olddir.data.data_val = data->fh.data.data_val; | |
3498 | data->fh.data.data_val = NULL; | |
3499 | ||
3500 | 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) { | |
3501 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath); | |
3502 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3503 | free_nfs_cb_data(data); | |
3504 | return -1; | |
3505 | } | |
3506 | data->continue_data = NULL; | |
3507 | free_nfs_cb_data(data); | |
3508 | ||
3509 | return 0; | |
3510 | } | |
3511 | ||
3512 | ||
3513 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3514 | { | |
3515 | char *ptr; | |
3516 | struct nfs_rename_data *rename_data; | |
3517 | ||
3518 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3519 | if (rename_data == NULL) { | |
cbbf9d3e | 3520 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3521 | return -1; |
3522 | } | |
ea98629a | 3523 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3524 | |
3525 | rename_data->oldpath = strdup(oldpath); | |
3526 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3527 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3528 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3529 | return -1; |
84004dbf | 3530 | } |
93e9306f | 3531 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3532 | if (ptr == NULL) { |
cbbf9d3e | 3533 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3534 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3535 | return -1; |
84004dbf RS |
3536 | } |
3537 | *ptr = 0; | |
3538 | ptr++; | |
3539 | rename_data->oldobject = ptr; | |
3540 | ||
3541 | ||
3542 | rename_data->newpath = strdup(newpath); | |
3543 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3544 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3545 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3546 | return -1; |
84004dbf | 3547 | } |
93e9306f | 3548 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3549 | if (ptr == NULL) { |
cbbf9d3e | 3550 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3551 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3552 | return -1; |
84004dbf RS |
3553 | } |
3554 | *ptr = 0; | |
3555 | ptr++; | |
3556 | rename_data->newobject = ptr; | |
3557 | ||
3558 | ||
3559 | if (nfs_lookuppath_async(nfs, rename_data->oldpath, cb, private_data, nfs_rename_continue_1_internal, rename_data, free_nfs_rename_data, 0) != 0) { | |
cbbf9d3e RS |
3560 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3561 | return -1; | |
84004dbf RS |
3562 | } |
3563 | ||
3564 | return 0; | |
3565 | } | |
3566 | ||
3567 | ||
3568 | /* | |
3569 | * Async link() | |
3570 | */ | |
3571 | struct nfs_link_data { | |
3572 | char *oldpath; | |
3573 | struct nfs_fh3 oldfh; | |
3574 | char *newpath; | |
3575 | char *newobject; | |
3576 | struct nfs_fh3 newdir; | |
3577 | }; | |
3578 | ||
3579 | static void free_nfs_link_data(void *mem) | |
3580 | { | |
3581 | struct nfs_link_data *data = mem; | |
3582 | ||
3583 | if (data->oldpath != NULL) { | |
3584 | free(data->oldpath); | |
3585 | } | |
3586 | if (data->oldfh.data.data_val != NULL) { | |
3587 | free(data->oldfh.data.data_val); | |
3588 | } | |
3589 | if (data->newpath != NULL) { | |
3590 | free(data->newpath); | |
3591 | } | |
3592 | if (data->newdir.data.data_val != NULL) { | |
3593 | free(data->newdir.data.data_val); | |
3594 | } | |
3595 | free(data); | |
3596 | } | |
3597 | ||
f3a75078 | 3598 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3599 | { |
3600 | LINK3res *res; | |
3601 | struct nfs_cb_data *data = private_data; | |
3602 | struct nfs_context *nfs = data->nfs; | |
3603 | struct nfs_link_data *link_data = data->continue_data; | |
3604 | ||
f3a75078 RS |
3605 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3606 | ||
84004dbf RS |
3607 | if (status == RPC_STATUS_ERROR) { |
3608 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3609 | free_nfs_cb_data(data); | |
3610 | return; | |
3611 | } | |
3612 | if (status == RPC_STATUS_CANCEL) { | |
3613 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3614 | free_nfs_cb_data(data); | |
3615 | return; | |
3616 | } | |
3617 | ||
3618 | res = command_data; | |
3619 | if (res->status != NFS3_OK) { | |
3620 | 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)); | |
3621 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3622 | free_nfs_cb_data(data); | |
3623 | return; | |
3624 | } | |
3625 | ||
3626 | data->cb(0, nfs, NULL, data->private_data); | |
3627 | free_nfs_cb_data(data); | |
3628 | } | |
3629 | ||
3630 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3631 | { | |
3632 | struct nfs_link_data *link_data = data->continue_data; | |
3633 | ||
3634 | /* steal the filehandle */ | |
3635 | link_data->newdir.data.data_len = data->fh.data.data_len; | |
3636 | link_data->newdir.data.data_val = data->fh.data.data_val; | |
3637 | data->fh.data.data_val = NULL; | |
3638 | ||
3639 | if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) { | |
3640 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); | |
3641 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3642 | free_nfs_cb_data(data); | |
3643 | return -1; | |
3644 | } | |
3645 | return 0; | |
3646 | } | |
3647 | ||
3648 | ||
3649 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3650 | { | |
3651 | struct nfs_link_data *link_data = data->continue_data; | |
3652 | ||
3653 | /* steal the filehandle */ | |
3654 | link_data->oldfh.data.data_len = data->fh.data.data_len; | |
3655 | link_data->oldfh.data.data_val = data->fh.data.data_val; | |
3656 | data->fh.data.data_val = NULL; | |
3657 | ||
3658 | 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) { | |
3659 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
3660 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3661 | free_nfs_cb_data(data); | |
3662 | return -1; | |
3663 | } | |
3664 | data->continue_data = NULL; | |
3665 | free_nfs_cb_data(data); | |
3666 | ||
3667 | return 0; | |
3668 | } | |
3669 | ||
3670 | ||
3671 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3672 | { | |
3673 | char *ptr; | |
3674 | struct nfs_link_data *link_data; | |
3675 | ||
3676 | link_data = malloc(sizeof(struct nfs_link_data)); | |
3677 | if (link_data == NULL) { | |
cbbf9d3e | 3678 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
3679 | return -1; |
3680 | } | |
ea98629a | 3681 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
3682 | |
3683 | link_data->oldpath = strdup(oldpath); | |
3684 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 3685 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3686 | free_nfs_link_data(link_data); |
cbbf9d3e | 3687 | return -1; |
84004dbf RS |
3688 | } |
3689 | ||
3690 | link_data->newpath = strdup(newpath); | |
3691 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 3692 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3693 | free_nfs_link_data(link_data); |
cbbf9d3e | 3694 | return -1; |
84004dbf | 3695 | } |
93e9306f | 3696 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 3697 | if (ptr == NULL) { |
cbbf9d3e | 3698 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3699 | free_nfs_link_data(link_data); |
cbbf9d3e | 3700 | return -1; |
84004dbf RS |
3701 | } |
3702 | *ptr = 0; | |
3703 | ptr++; | |
3704 | link_data->newobject = ptr; | |
3705 | ||
3706 | ||
3707 | if (nfs_lookuppath_async(nfs, link_data->oldpath, cb, private_data, nfs_link_continue_1_internal, link_data, free_nfs_link_data, 0) != 0) { | |
cbbf9d3e RS |
3708 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3709 | return -1; | |
84004dbf RS |
3710 | } |
3711 | ||
3712 | return 0; | |
3713 | } | |
3714 | ||
3715 | ||
3716 | //qqq replace later with lseek() | |
183451cf | 3717 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
3718 | { |
3719 | return nfsfh->offset; | |
3720 | } | |
3721 | ||
17ef62fa RS |
3722 | |
3723 | ||
3724 | /* | |
3725 | * Get the maximum supported READ3 size by the server | |
3726 | */ | |
183451cf | 3727 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
3728 | { |
3729 | return nfs->readmax; | |
3730 | } | |
3731 | ||
3732 | /* | |
3733 | * Get the maximum supported WRITE3 size by the server | |
3734 | */ | |
183451cf | 3735 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 3736 | { |
e7f3a781 | 3737 | return nfs->writemax; |
17ef62fa | 3738 | } |
1896d37b RS |
3739 | |
3740 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
3741 | { | |
3742 | va_list ap; | |
1e8994af | 3743 | char *str = NULL; |
1896d37b | 3744 | |
1e8994af | 3745 | va_start(ap, error_string); |
2606f9bb RS |
3746 | str = malloc(1024); |
3747 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
3748 | if (nfs->rpc->error_string != NULL) { |
3749 | free(nfs->rpc->error_string); | |
3750 | } | |
1896d37b | 3751 | nfs->rpc->error_string = str; |
a8a1b858 | 3752 | va_end(ap); |
1896d37b | 3753 | } |
7f0242ca RS |
3754 | |
3755 | ||
3756 | ||
3757 | struct mount_cb_data { | |
3758 | rpc_cb cb; | |
3759 | void *private_data; | |
3760 | char *server; | |
3761 | }; | |
3762 | ||
3763 | static void free_mount_cb_data(struct mount_cb_data *data) | |
3764 | { | |
3765 | if (data->server != NULL) { | |
3766 | free(data->server); | |
3767 | data->server = NULL; | |
3768 | } | |
3769 | ||
3770 | free(data); | |
3771 | } | |
3772 | ||
3773 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3774 | { | |
3775 | struct mount_cb_data *data = private_data; | |
3776 | ||
f3a75078 RS |
3777 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3778 | ||
3779 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3780 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3781 | free_mount_cb_data(data); | |
3782 | return; | |
3783 | } | |
3784 | if (status == RPC_STATUS_CANCEL) { | |
3785 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3786 | free_mount_cb_data(data); | |
3787 | return; | |
3788 | } | |
3789 | ||
3790 | data->cb(rpc, 0, command_data, data->private_data); | |
3791 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
3792 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
3793 | } | |
3794 | free_mount_cb_data(data); | |
3795 | } | |
3796 | ||
3797 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3798 | { | |
3799 | struct mount_cb_data *data = private_data; | |
3800 | ||
f3a75078 RS |
3801 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3802 | ||
14a062eb RS |
3803 | /* Dont want any more callbacks even if the socket is closed */ |
3804 | rpc->connect_cb = NULL; | |
3805 | ||
7f0242ca RS |
3806 | if (status == RPC_STATUS_ERROR) { |
3807 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3808 | free_mount_cb_data(data); | |
3809 | return; | |
3810 | } | |
3811 | if (status == RPC_STATUS_CANCEL) { | |
3812 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3813 | free_mount_cb_data(data); | |
3814 | return; | |
3815 | } | |
3816 | ||
3817 | if (rpc_mount_export_async(rpc, mount_export_5_cb, data) != 0) { | |
3818 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3819 | free_mount_cb_data(data); | |
3820 | return; | |
3821 | } | |
3822 | } | |
3823 | ||
3824 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3825 | { | |
3826 | struct mount_cb_data *data = private_data; | |
3827 | uint32_t mount_port; | |
3828 | ||
f3a75078 RS |
3829 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3830 | ||
3831 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3832 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3833 | free_mount_cb_data(data); | |
3834 | return; | |
3835 | } | |
3836 | if (status == RPC_STATUS_CANCEL) { | |
3837 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3838 | free_mount_cb_data(data); | |
3839 | return; | |
3840 | } | |
3841 | ||
3842 | mount_port = *(uint32_t *)command_data; | |
3843 | if (mount_port == 0) { | |
3844 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
3845 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
3846 | free_mount_cb_data(data); | |
3847 | return; | |
3848 | } | |
3849 | ||
3850 | rpc_disconnect(rpc, "normal disconnect"); | |
3851 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
3852 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3853 | free_mount_cb_data(data); | |
3854 | return; | |
3855 | } | |
3856 | } | |
3857 | ||
3858 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3859 | { | |
3860 | struct mount_cb_data *data = private_data; | |
3861 | ||
f3a75078 RS |
3862 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3863 | ||
7f0242ca RS |
3864 | if (status == RPC_STATUS_ERROR) { |
3865 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3866 | free_mount_cb_data(data); | |
3867 | return; | |
3868 | } | |
3869 | if (status == RPC_STATUS_CANCEL) { | |
3870 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3871 | free_mount_cb_data(data); | |
3872 | return; | |
3873 | } | |
3874 | ||
5c6b1176 | 3875 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
7f0242ca RS |
3876 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
3877 | free_mount_cb_data(data); | |
3878 | return; | |
3879 | } | |
3880 | } | |
3881 | ||
3882 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3883 | { | |
3884 | struct mount_cb_data *data = private_data; | |
3885 | ||
f3a75078 RS |
3886 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3887 | ||
14a062eb RS |
3888 | /* Dont want any more callbacks even if the socket is closed */ |
3889 | rpc->connect_cb = NULL; | |
3890 | ||
7f0242ca RS |
3891 | if (status == RPC_STATUS_ERROR) { |
3892 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3893 | free_mount_cb_data(data); | |
3894 | return; | |
3895 | } | |
3896 | if (status == RPC_STATUS_CANCEL) { | |
3897 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3898 | free_mount_cb_data(data); | |
3899 | return; | |
3900 | } | |
3901 | ||
3902 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
3903 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3904 | free_mount_cb_data(data); | |
3905 | return; | |
3906 | } | |
3907 | } | |
3908 | ||
3909 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
3910 | { | |
3911 | struct mount_cb_data *data; | |
3912 | ||
f3a75078 RS |
3913 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3914 | ||
7f0242ca RS |
3915 | data = malloc(sizeof(struct mount_cb_data)); |
3916 | if (data == NULL) { | |
3917 | return -1; | |
3918 | } | |
ea98629a | 3919 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
3920 | data->cb = cb; |
3921 | data->private_data = private_data; | |
3922 | data->server = strdup(server); | |
3923 | if (data->server == NULL) { | |
3924 | free_mount_cb_data(data); | |
3925 | return -1; | |
3926 | } | |
3927 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { | |
3928 | free_mount_cb_data(data); | |
3929 | return -1; | |
3930 | } | |
3931 | ||
3932 | return 0; | |
3933 | } | |
3934 | ||
df5af25f RS |
3935 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
3936 | { | |
f3a75078 | 3937 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
3938 | return nfs->rpc; |
3939 | } | |
3940 | ||
b077fdeb RS |
3941 | const char *nfs_get_server(struct nfs_context *nfs) { |
3942 | return nfs->server; | |
3943 | } | |
3944 | ||
3945 | const char *nfs_get_export(struct nfs_context *nfs) { | |
3946 | return nfs->export; | |
3947 | } | |
0ad9a1f1 | 3948 | |
8724c833 RS |
3949 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
3950 | return &nfs->rootfh; | |
3951 | } | |
fa3c25be RS |
3952 | |
3953 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
3954 | return &nfsfh->fh; | |
3955 | } |