Commit | Line | Data |
---|---|---|
84004dbf RS |
1 | /* |
2 | Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser General Public License as published by | |
6 | the Free Software Foundation; either version 2.1 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | /* | |
18 | * High level api to nfs filesystems | |
19 | */ | |
00748f36 RS |
20 | #ifdef HAVE_CONFIG_H |
21 | #include "config.h" | |
22 | #endif | |
23 | ||
108c622a RS |
24 | #ifdef AROS |
25 | #include "aros_compat.h" | |
00748f36 RS |
26 | #endif |
27 | ||
a8a1b858 M |
28 | #ifdef WIN32 |
29 | #include "win32_compat.h" | |
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 | ||
20d6926e | 176 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
36f488dc RS |
177 | { |
178 | if (!strncmp(arg, "tcp-syncnt", 10)) { | |
20d6926e | 179 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 180 | } else if (!strncmp(arg, "uid", 3)) { |
20d6926e | 181 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 182 | } else if (!strncmp(arg, "gid", 3)) { |
20d6926e | 183 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc RS |
184 | } |
185 | return 0; | |
186 | } | |
187 | ||
6bdcd5b6 | 188 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) |
d2ec73c7 PL |
189 | { |
190 | struct nfs_url *urls; | |
191 | char *strp, *flagsp, *strp2; | |
192 | ||
193 | if (strncmp(url, "nfs://", 6)) { | |
194 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
195 | return NULL; | |
196 | } | |
197 | ||
198 | urls = malloc(sizeof(struct nfs_url)); | |
199 | if (urls == NULL) { | |
200 | rpc_set_error(nfs->rpc, "Out of memory"); | |
201 | return NULL; | |
202 | } | |
203 | ||
b70567b6 | 204 | memset(urls, 0x00, sizeof(struct nfs_url)); |
d2ec73c7 PL |
205 | urls->server = strdup(url + 6); |
206 | if (urls->server == NULL) { | |
207 | nfs_destroy_url(urls); | |
208 | rpc_set_error(nfs->rpc, "Out of memory"); | |
209 | return NULL; | |
210 | } | |
211 | ||
212 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
213 | urls->server[0] == '?') { | |
214 | if (incomplete) { | |
215 | flagsp = strchr(urls->server, '?'); | |
216 | goto flags; | |
217 | } | |
218 | nfs_destroy_url(urls); | |
219 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
220 | return NULL; | |
221 | } | |
222 | ||
223 | strp = strchr(urls->server, '/'); | |
224 | if (strp == NULL) { | |
225 | if (incomplete) { | |
226 | flagsp = strchr(urls->server, '?'); | |
227 | goto flags; | |
228 | } | |
229 | nfs_destroy_url(urls); | |
230 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
231 | return NULL; | |
232 | } | |
233 | ||
234 | urls->path = strdup(strp); | |
235 | if (urls->path == NULL) { | |
236 | nfs_destroy_url(urls); | |
237 | rpc_set_error(nfs->rpc, "Out of memory"); | |
238 | return NULL; | |
239 | } | |
240 | *strp = 0; | |
241 | ||
242 | if (dir) { | |
243 | flagsp = strchr(urls->path, '?'); | |
244 | goto flags; | |
245 | } | |
246 | ||
247 | strp = strrchr(urls->path, '/'); | |
248 | if (strp == NULL) { | |
249 | if (incomplete) { | |
250 | flagsp = strchr(urls->path, '?'); | |
251 | goto flags; | |
252 | } | |
253 | nfs_destroy_url(urls); | |
254 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
255 | return NULL; | |
256 | } | |
257 | urls->file = strdup(strp); | |
258 | if (urls->path == NULL) { | |
259 | nfs_destroy_url(urls); | |
260 | rpc_set_error(nfs->rpc, "Out of memory"); | |
261 | return NULL; | |
262 | } | |
263 | *strp = 0; | |
264 | flagsp = strchr(urls->file, '?'); | |
265 | ||
266 | flags: | |
267 | if (flagsp) { | |
268 | *flagsp = 0; | |
269 | } | |
270 | ||
271 | if (urls->file && !strlen(urls->file)) { | |
272 | free(urls->file); | |
273 | urls->file = NULL; | |
274 | if (!incomplete) { | |
275 | nfs_destroy_url(urls); | |
276 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
277 | return NULL; | |
278 | } | |
279 | } | |
280 | ||
d2ec73c7 PL |
281 | while (flagsp != NULL && *(flagsp+1) != 0) { |
282 | strp = flagsp + 1; | |
283 | flagsp = strchr(strp, '&'); | |
284 | if (flagsp) { | |
285 | *flagsp = 0; | |
286 | } | |
287 | strp2 = strchr(strp, '='); | |
288 | if (strp2) { | |
289 | *strp2 = 0; | |
290 | strp2++; | |
20d6926e | 291 | nfs_set_context_args(nfs, strp, strp2); |
d2ec73c7 PL |
292 | } |
293 | } | |
294 | ||
1f1b1c5c PL |
295 | if (urls->server && strlen(urls->server) <= 1) { |
296 | free(urls->server); | |
297 | urls->server = NULL; | |
298 | } | |
299 | ||
d2ec73c7 PL |
300 | return urls; |
301 | } | |
302 | ||
303 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
304 | { | |
305 | return nfs_parse_url(nfs, url, 0, 0); | |
306 | } | |
307 | ||
308 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
309 | { | |
310 | return nfs_parse_url(nfs, url, 1, 0); | |
311 | } | |
312 | ||
313 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
314 | { | |
315 | return nfs_parse_url(nfs, url, 0, 1); | |
316 | } | |
317 | ||
318 | ||
319 | void nfs_destroy_url(struct nfs_url *url) | |
320 | { | |
321 | if (url) { | |
322 | free(url->server); | |
323 | free(url->path); | |
324 | free(url->file); | |
325 | } | |
326 | free(url); | |
327 | } | |
328 | ||
84004dbf RS |
329 | struct nfs_context *nfs_init_context(void) |
330 | { | |
331 | struct nfs_context *nfs; | |
332 | ||
333 | nfs = malloc(sizeof(struct nfs_context)); | |
334 | if (nfs == NULL) { | |
84004dbf RS |
335 | return NULL; |
336 | } | |
337 | nfs->rpc = rpc_init_context(); | |
338 | if (nfs->rpc == NULL) { | |
84004dbf RS |
339 | free(nfs); |
340 | return NULL; | |
341 | } | |
342 | ||
b077fdeb RS |
343 | nfs->server = NULL; |
344 | nfs->export = NULL; | |
345 | ||
963c2f83 RS |
346 | nfs->rootfh.data.data_len = 0; |
347 | nfs->rootfh.data.data_val = NULL; | |
348 | ||
84004dbf RS |
349 | return nfs; |
350 | } | |
351 | ||
352 | void nfs_destroy_context(struct nfs_context *nfs) | |
353 | { | |
354 | rpc_destroy_context(nfs->rpc); | |
355 | nfs->rpc = NULL; | |
356 | ||
357 | if (nfs->server) { | |
358 | free(nfs->server); | |
359 | nfs->server = NULL; | |
360 | } | |
361 | ||
362 | if (nfs->export) { | |
363 | free(nfs->export); | |
364 | nfs->export = NULL; | |
365 | } | |
366 | ||
367 | if (nfs->rootfh.data.data_val != NULL) { | |
368 | free(nfs->rootfh.data.data_val); | |
369 | nfs->rootfh.data.data_val = NULL; | |
370 | } | |
371 | ||
372 | free(nfs); | |
373 | } | |
374 | ||
8733f38d RS |
375 | struct rpc_cb_data { |
376 | char *server; | |
377 | uint32_t program; | |
378 | uint32_t version; | |
379 | ||
380 | rpc_cb cb; | |
381 | void *private_data; | |
2452c57f | 382 | }; |
8733f38d RS |
383 | |
384 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
385 | { | |
386 | free(data->server); | |
387 | data->server = NULL; | |
388 | free(data); | |
389 | } | |
390 | ||
391 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
392 | { | |
393 | struct rpc_cb_data *data = private_data; | |
394 | ||
395 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
396 | ||
397 | /* Dont want any more callbacks even if the socket is closed */ | |
398 | rpc->connect_cb = NULL; | |
399 | ||
400 | if (status == RPC_STATUS_ERROR) { | |
401 | data->cb(rpc, status, command_data, data->private_data); | |
402 | free_rpc_cb_data(data); | |
403 | return; | |
404 | } | |
405 | if (status == RPC_STATUS_CANCEL) { | |
406 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
407 | free_rpc_cb_data(data); | |
408 | return; | |
409 | } | |
410 | ||
411 | data->cb(rpc, status, NULL, data->private_data); | |
412 | free_rpc_cb_data(data); | |
413 | } | |
414 | ||
415 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
416 | { | |
417 | struct rpc_cb_data *data = private_data; | |
418 | uint32_t rpc_port; | |
419 | ||
420 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
421 | ||
422 | if (status == RPC_STATUS_ERROR) { | |
423 | data->cb(rpc, status, command_data, data->private_data); | |
424 | free_rpc_cb_data(data); | |
425 | return; | |
426 | } | |
427 | if (status == RPC_STATUS_CANCEL) { | |
428 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
429 | free_rpc_cb_data(data); | |
430 | return; | |
431 | } | |
432 | ||
433 | rpc_port = *(uint32_t *)command_data; | |
434 | if (rpc_port == 0) { | |
435 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
436 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
437 | free_rpc_cb_data(data); | |
438 | return; | |
439 | } | |
440 | ||
441 | rpc_disconnect(rpc, "normal disconnect"); | |
442 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
443 | data->cb(rpc, status, command_data, data->private_data); | |
444 | free_rpc_cb_data(data); | |
445 | return; | |
446 | } | |
447 | } | |
448 | ||
449 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
450 | { | |
451 | struct rpc_cb_data *data = private_data; | |
452 | ||
453 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
454 | ||
455 | if (status == RPC_STATUS_ERROR) { | |
456 | data->cb(rpc, status, command_data, data->private_data); | |
457 | free_rpc_cb_data(data); | |
458 | return; | |
459 | } | |
460 | if (status == RPC_STATUS_CANCEL) { | |
461 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
462 | free_rpc_cb_data(data); | |
463 | return; | |
464 | } | |
465 | ||
466 | if (rpc_pmap_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
467 | data->cb(rpc, status, command_data, data->private_data); | |
468 | free_rpc_cb_data(data); | |
469 | return; | |
470 | } | |
471 | } | |
472 | ||
473 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
474 | { | |
475 | struct rpc_cb_data *data = private_data; | |
476 | ||
477 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
478 | ||
479 | /* Dont want any more callbacks even if the socket is closed */ | |
480 | rpc->connect_cb = NULL; | |
481 | ||
482 | if (status == RPC_STATUS_ERROR) { | |
483 | data->cb(rpc, status, command_data, data->private_data); | |
484 | free_rpc_cb_data(data); | |
485 | return; | |
486 | } | |
487 | if (status == RPC_STATUS_CANCEL) { | |
488 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
489 | free_rpc_cb_data(data); | |
490 | return; | |
491 | } | |
492 | ||
493 | if (rpc_pmap_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
494 | data->cb(rpc, status, command_data, data->private_data); | |
495 | free_rpc_cb_data(data); | |
496 | return; | |
497 | } | |
498 | } | |
499 | ||
500 | int rpc_connect_program_async(struct rpc_context *rpc, char *server, int program, int version, rpc_cb cb, void *private_data) | |
501 | { | |
502 | struct rpc_cb_data *data; | |
503 | ||
504 | data = malloc(sizeof(struct rpc_cb_data)); | |
505 | if (data == NULL) { | |
506 | return -1; | |
507 | } | |
508 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
509 | data->server = strdup(server); | |
510 | data->program = program; | |
511 | data->version = version; | |
512 | ||
513 | data->cb = cb; | |
514 | data->private_data = private_data; | |
515 | ||
516 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
517 | rpc_set_error(rpc, "Failed to start connection"); | |
518 | free_rpc_cb_data(data); | |
519 | return -1; | |
520 | } | |
521 | return 0; | |
522 | } | |
523 | ||
84004dbf RS |
524 | void free_nfs_cb_data(struct nfs_cb_data *data) |
525 | { | |
526 | if (data->saved_path != NULL) { | |
527 | free(data->saved_path); | |
528 | data->saved_path = NULL; | |
529 | } | |
530 | ||
531 | if (data->continue_data != NULL) { | |
532 | data->free_continue_data(data->continue_data); | |
533 | data->continue_data = NULL; | |
534 | } | |
535 | ||
536 | if (data->fh.data.data_val != NULL) { | |
537 | free(data->fh.data.data_val); | |
538 | data->fh.data.data_val = NULL; | |
539 | } | |
540 | ||
921f877b RS |
541 | if (data->buffer != NULL) { |
542 | free(data->buffer); | |
543 | data->buffer = NULL; | |
544 | } | |
545 | ||
84004dbf RS |
546 | free(data); |
547 | } | |
548 | ||
549 | ||
550 | ||
551 | ||
552 | ||
f3a75078 | 553 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
554 | { |
555 | struct nfs_cb_data *data = private_data; | |
556 | struct nfs_context *nfs = data->nfs; | |
557 | ||
f3a75078 RS |
558 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
559 | ||
84004dbf RS |
560 | if (status == RPC_STATUS_ERROR) { |
561 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
562 | free_nfs_cb_data(data); | |
563 | return; | |
564 | } | |
565 | if (status == RPC_STATUS_CANCEL) { | |
566 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
567 | free_nfs_cb_data(data); | |
568 | return; | |
569 | } | |
570 | ||
571 | data->cb(0, nfs, NULL, data->private_data); | |
572 | free_nfs_cb_data(data); | |
573 | } | |
574 | ||
17ef62fa | 575 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
576 | { |
577 | struct nfs_cb_data *data = private_data; | |
578 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 579 | FSINFO3res *res = command_data; |
463d59bf | 580 | struct GETATTR3args args; |
84004dbf | 581 | |
f3a75078 RS |
582 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
583 | ||
84004dbf RS |
584 | if (status == RPC_STATUS_ERROR) { |
585 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
586 | free_nfs_cb_data(data); | |
587 | return; | |
588 | } | |
589 | if (status == RPC_STATUS_CANCEL) { | |
590 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
591 | free_nfs_cb_data(data); | |
592 | return; | |
593 | } | |
594 | ||
17ef62fa RS |
595 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
596 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 597 | |
463d59bf | 598 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 599 | args.object = nfs->rootfh; |
463d59bf RS |
600 | |
601 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
84004dbf RS |
602 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
603 | free_nfs_cb_data(data); | |
604 | return; | |
605 | } | |
606 | } | |
607 | ||
17ef62fa RS |
608 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
609 | { | |
610 | struct nfs_cb_data *data = private_data; | |
611 | struct nfs_context *nfs = data->nfs; | |
c4ba61c5 | 612 | struct FSINFO3args args; |
17ef62fa | 613 | |
f3a75078 RS |
614 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
615 | ||
17ef62fa RS |
616 | if (status == RPC_STATUS_ERROR) { |
617 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
618 | free_nfs_cb_data(data); | |
619 | return; | |
620 | } | |
621 | if (status == RPC_STATUS_CANCEL) { | |
622 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
623 | free_nfs_cb_data(data); | |
624 | return; | |
625 | } | |
626 | ||
c4ba61c5 RS |
627 | args.fsroot = nfs->rootfh; |
628 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
17ef62fa RS |
629 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
630 | free_nfs_cb_data(data); | |
631 | return; | |
632 | } | |
633 | } | |
634 | ||
635 | ||
84004dbf RS |
636 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
637 | { | |
638 | struct nfs_cb_data *data = private_data; | |
639 | struct nfs_context *nfs = data->nfs; | |
640 | ||
f3a75078 RS |
641 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
642 | ||
14a062eb RS |
643 | /* Dont want any more callbacks even if the socket is closed */ |
644 | rpc->connect_cb = NULL; | |
645 | ||
84004dbf RS |
646 | if (status == RPC_STATUS_ERROR) { |
647 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
648 | free_nfs_cb_data(data); | |
649 | return; | |
650 | } | |
651 | if (status == RPC_STATUS_CANCEL) { | |
652 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
653 | free_nfs_cb_data(data); | |
654 | return; | |
655 | } | |
656 | ||
dc3ed8c3 | 657 | if (rpc_nfs3_null_async(rpc, nfs_mount_8_cb, data) != 0) { |
84004dbf RS |
658 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
659 | free_nfs_cb_data(data); | |
660 | return; | |
661 | } | |
662 | } | |
663 | ||
664 | ||
665 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
666 | { | |
667 | struct nfs_cb_data *data = private_data; | |
668 | struct nfs_context *nfs = data->nfs; | |
669 | mountres3 *res; | |
670 | ||
f3a75078 RS |
671 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
672 | ||
84004dbf RS |
673 | if (status == RPC_STATUS_ERROR) { |
674 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
675 | free_nfs_cb_data(data); | |
676 | return; | |
677 | } | |
678 | if (status == RPC_STATUS_CANCEL) { | |
679 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
680 | free_nfs_cb_data(data); | |
681 | return; | |
682 | } | |
683 | ||
684 | res = command_data; | |
685 | if (res->fhs_status != MNT3_OK) { | |
686 | 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)); | |
687 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
688 | free_nfs_cb_data(data); | |
689 | return; | |
690 | } | |
691 | ||
692 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
693 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
694 | if (nfs->rootfh.data.data_val == NULL) { | |
695 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
696 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
697 | free_nfs_cb_data(data); | |
698 | return; | |
699 | } | |
700 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
701 | ||
702 | rpc_disconnect(rpc, "normal disconnect"); | |
703 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
704 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
705 | free_nfs_cb_data(data); | |
706 | return; | |
707 | } | |
1744ef90 RS |
708 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
709 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
710 | } |
711 | ||
712 | ||
713 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
714 | { | |
715 | struct nfs_cb_data *data = private_data; | |
716 | struct nfs_context *nfs = data->nfs; | |
717 | ||
f3a75078 RS |
718 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
719 | ||
84004dbf RS |
720 | if (status == RPC_STATUS_ERROR) { |
721 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
722 | free_nfs_cb_data(data); | |
723 | return; | |
724 | } | |
725 | if (status == RPC_STATUS_CANCEL) { | |
726 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
727 | free_nfs_cb_data(data); | |
728 | return; | |
729 | } | |
730 | ||
eda77ec3 | 731 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
84004dbf RS |
732 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
733 | free_nfs_cb_data(data); | |
734 | return; | |
735 | } | |
736 | } | |
737 | ||
738 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
739 | { | |
740 | struct nfs_cb_data *data = private_data; | |
741 | struct nfs_context *nfs = data->nfs; | |
742 | ||
f3a75078 RS |
743 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
744 | ||
14a062eb RS |
745 | /* Dont want any more callbacks even if the socket is closed */ |
746 | rpc->connect_cb = NULL; | |
747 | ||
84004dbf RS |
748 | if (status == RPC_STATUS_ERROR) { |
749 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
750 | free_nfs_cb_data(data); | |
751 | return; | |
752 | } | |
753 | if (status == RPC_STATUS_CANCEL) { | |
754 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
755 | free_nfs_cb_data(data); | |
756 | return; | |
757 | } | |
758 | ||
eda77ec3 | 759 | if (rpc_mount3_null_async(rpc, nfs_mount_5_cb, data) != 0) { |
84004dbf RS |
760 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
761 | free_nfs_cb_data(data); | |
762 | return; | |
763 | } | |
764 | } | |
765 | ||
766 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
767 | { | |
768 | struct nfs_cb_data *data = private_data; | |
769 | struct nfs_context *nfs = data->nfs; | |
770 | uint32_t mount_port; | |
771 | ||
f3a75078 RS |
772 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
773 | ||
84004dbf RS |
774 | if (status == RPC_STATUS_ERROR) { |
775 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
776 | free_nfs_cb_data(data); | |
777 | return; | |
778 | } | |
779 | if (status == RPC_STATUS_CANCEL) { | |
780 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
781 | free_nfs_cb_data(data); | |
782 | return; | |
783 | } | |
784 | ||
785 | mount_port = *(uint32_t *)command_data; | |
786 | if (mount_port == 0) { | |
787 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
788 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
789 | free_nfs_cb_data(data); | |
790 | return; | |
791 | } | |
792 | ||
793 | rpc_disconnect(rpc, "normal disconnect"); | |
794 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
795 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
796 | free_nfs_cb_data(data); | |
797 | return; | |
798 | } | |
799 | } | |
800 | ||
801 | ||
802 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
803 | { | |
804 | struct nfs_cb_data *data = private_data; | |
805 | struct nfs_context *nfs = data->nfs; | |
806 | ||
f3a75078 RS |
807 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
808 | ||
84004dbf RS |
809 | if (status == RPC_STATUS_ERROR) { |
810 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
811 | free_nfs_cb_data(data); | |
812 | return; | |
813 | } | |
814 | if (status == RPC_STATUS_CANCEL) { | |
815 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
816 | free_nfs_cb_data(data); | |
817 | return; | |
818 | } | |
819 | ||
5c6b1176 | 820 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
84004dbf RS |
821 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
822 | free_nfs_cb_data(data); | |
823 | return; | |
824 | } | |
825 | } | |
826 | ||
827 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
828 | { | |
829 | struct nfs_cb_data *data = private_data; | |
830 | struct nfs_context *nfs = data->nfs; | |
831 | ||
f3a75078 RS |
832 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
833 | ||
14a062eb RS |
834 | /* Dont want any more callbacks even if the socket is closed */ |
835 | rpc->connect_cb = NULL; | |
836 | ||
84004dbf RS |
837 | if (status == RPC_STATUS_ERROR) { |
838 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
839 | free_nfs_cb_data(data); | |
840 | return; | |
841 | } | |
842 | if (status == RPC_STATUS_CANCEL) { | |
843 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
844 | free_nfs_cb_data(data); | |
845 | return; | |
846 | } | |
847 | ||
848 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
849 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
850 | free_nfs_cb_data(data); | |
851 | return; | |
852 | } | |
853 | } | |
854 | ||
855 | /* | |
856 | * Async call for mounting an nfs share and geting the root filehandle | |
857 | */ | |
858 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
859 | { | |
860 | struct nfs_cb_data *data; | |
b077fdeb | 861 | char *new_server, *new_export; |
84004dbf RS |
862 | |
863 | data = malloc(sizeof(struct nfs_cb_data)); | |
864 | if (data == NULL) { | |
cbbf9d3e | 865 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
866 | return -1; |
867 | } | |
ea98629a | 868 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
869 | new_server = strdup(server); |
870 | new_export = strdup(export); | |
871 | if (nfs->server != NULL) { | |
872 | free(nfs->server); | |
b077fdeb RS |
873 | } |
874 | nfs->server = new_server; | |
875 | if (nfs->export != NULL) { | |
876 | free(nfs->export); | |
b077fdeb RS |
877 | } |
878 | nfs->export = new_export; | |
84004dbf RS |
879 | data->nfs = nfs; |
880 | data->cb = cb; | |
881 | data->private_data = private_data; | |
882 | ||
883 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
cbbf9d3e | 884 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 885 | free_nfs_cb_data(data); |
cbbf9d3e | 886 | return -1; |
84004dbf RS |
887 | } |
888 | ||
889 | return 0; | |
890 | } | |
891 | ||
892 | ||
893 | ||
894 | /* | |
895 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
896 | * the filehandle for the final component is found. | |
897 | */ | |
f3a75078 | 898 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
899 | { |
900 | struct nfs_cb_data *data = private_data; | |
901 | struct nfs_context *nfs = data->nfs; | |
902 | LOOKUP3res *res; | |
903 | ||
f3a75078 RS |
904 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
905 | ||
84004dbf RS |
906 | if (status == RPC_STATUS_ERROR) { |
907 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
908 | free_nfs_cb_data(data); | |
909 | return; | |
910 | } | |
911 | if (status == RPC_STATUS_CANCEL) { | |
912 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
913 | free_nfs_cb_data(data); | |
914 | return; | |
915 | } | |
916 | ||
917 | res = command_data; | |
918 | if (res->status != NFS3_OK) { | |
919 | 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)); | |
920 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
921 | free_nfs_cb_data(data); | |
922 | return; | |
923 | } | |
924 | ||
925 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
926 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
927 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
928 | free_nfs_cb_data(data); | |
929 | return; | |
930 | } | |
931 | } | |
932 | ||
933 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
934 | { | |
935 | char *path, *str; | |
463d59bf | 936 | LOOKUP3args args; |
84004dbf RS |
937 | |
938 | while (*data->path == '/') { | |
939 | data->path++; | |
940 | } | |
941 | ||
942 | path = data->path; | |
93e9306f | 943 | str = strchr(path, '/'); |
84004dbf RS |
944 | if (str != NULL) { |
945 | *str = 0; | |
946 | data->path = str+1; | |
947 | } else { | |
948 | while (*data->path != 0) { | |
949 | data->path++; | |
950 | } | |
951 | } | |
952 | ||
953 | if (*path == 0) { | |
954 | data->fh.data.data_len = fh->data.data_len; | |
955 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
956 | if (data->fh.data.data_val == NULL) { | |
957 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
958 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
959 | free_nfs_cb_data(data); | |
960 | return -1; | |
961 | } | |
962 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
963 | data->continue_cb(nfs, data); | |
964 | return 0; | |
965 | } | |
966 | ||
463d59bf RS |
967 | |
968 | memset(&args, 0, sizeof(LOOKUP3args)); | |
2452c57f RS |
969 | args.what.dir = *fh; |
970 | args.what.name = path; | |
463d59bf RS |
971 | |
972 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
84004dbf RS |
973 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
974 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
975 | free_nfs_cb_data(data); | |
976 | return -1; | |
977 | } | |
978 | return 0; | |
979 | } | |
980 | ||
981 | 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) | |
982 | { | |
983 | struct nfs_cb_data *data; | |
984 | ||
73f4ae7c RS |
985 | if (path[0] != 0 && path[0] != '/') { |
986 | rpc_set_error(nfs->rpc, "Pathname is not absolute %s", path); | |
84004dbf RS |
987 | return -1; |
988 | } | |
989 | ||
990 | data = malloc(sizeof(struct nfs_cb_data)); | |
991 | if (data == NULL) { | |
992 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
cbbf9d3e | 993 | return -1; |
84004dbf | 994 | } |
ea98629a | 995 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
996 | data->nfs = nfs; |
997 | data->cb = cb; | |
998 | data->continue_cb = continue_cb; | |
999 | data->continue_data = continue_data; | |
1000 | data->free_continue_data = free_continue_data; | |
1001 | data->continue_int = continue_int; | |
1002 | data->private_data = private_data; | |
1003 | data->saved_path = strdup(path); | |
1004 | if (data->saved_path == NULL) { | |
1005 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 1006 | free_nfs_cb_data(data); |
cbbf9d3e | 1007 | return -1; |
84004dbf RS |
1008 | } |
1009 | data->path = data->saved_path; | |
1010 | ||
1011 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
1012 | /* return 0 here since the callback will be invoked if there is a failure */ |
1013 | return 0; | |
1014 | } | |
1015 | return 0; | |
1016 | } | |
1017 | ||
1018 | ||
1019 | ||
1020 | ||
1021 | ||
1022 | /* | |
1023 | * Async stat() | |
1024 | */ | |
f3a75078 | 1025 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1026 | { |
1027 | GETATTR3res *res; | |
1028 | struct nfs_cb_data *data = private_data; | |
1029 | struct nfs_context *nfs = data->nfs; | |
1030 | struct stat st; | |
1031 | ||
f3a75078 RS |
1032 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1033 | ||
84004dbf RS |
1034 | if (status == RPC_STATUS_ERROR) { |
1035 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1036 | free_nfs_cb_data(data); | |
1037 | return; | |
1038 | } | |
1039 | if (status == RPC_STATUS_CANCEL) { | |
1040 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1041 | free_nfs_cb_data(data); | |
1042 | return; | |
1043 | } | |
1044 | ||
1045 | res = command_data; | |
1046 | if (res->status != NFS3_OK) { | |
1047 | 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)); | |
1048 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1049 | free_nfs_cb_data(data); | |
1050 | return; | |
1051 | } | |
1052 | ||
1053 | st.st_dev = -1; | |
1054 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1055 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
1056 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
1057 | st.st_mode |= S_IFDIR ; | |
1058 | } | |
d7ec001f RS |
1059 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1060 | st.st_mode |= S_IFREG ; | |
1061 | } | |
84004dbf RS |
1062 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1063 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1064 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1065 | st.st_rdev = 0; | |
1066 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 1067 | #ifndef WIN32 |
84004dbf RS |
1068 | st.st_blksize = 4096; |
1069 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
a8a1b858 | 1070 | #endif//WIN32 |
84004dbf RS |
1071 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1072 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1073 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1074 | ||
1075 | data->cb(0, nfs, &st, data->private_data); | |
1076 | free_nfs_cb_data(data); | |
1077 | } | |
1078 | ||
1079 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1080 | { | |
463d59bf RS |
1081 | struct GETATTR3args args; |
1082 | ||
1083 | memset(&args, 0, sizeof(GETATTR3args)); | |
2452c57f | 1084 | args.object = data->fh; |
463d59bf RS |
1085 | |
1086 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1087 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1088 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1089 | free_nfs_cb_data(data); | |
1090 | return -1; | |
1091 | } | |
1092 | return 0; | |
1093 | } | |
1094 | ||
1095 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1096 | { | |
1097 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1098 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1099 | return -1; |
1100 | } | |
1101 | ||
1102 | return 0; | |
1103 | } | |
1104 | ||
1105 | ||
1106 | ||
1107 | ||
1108 | ||
1109 | /* | |
1110 | * Async open() | |
1111 | */ | |
f3a75078 | 1112 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1113 | { |
1114 | ACCESS3res *res; | |
1115 | struct nfs_cb_data *data = private_data; | |
1116 | struct nfs_context *nfs = data->nfs; | |
1117 | struct nfsfh *nfsfh; | |
1118 | unsigned int nfsmode = 0; | |
1119 | ||
f3a75078 RS |
1120 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1121 | ||
84004dbf RS |
1122 | if (status == RPC_STATUS_ERROR) { |
1123 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1124 | free_nfs_cb_data(data); | |
1125 | return; | |
1126 | } | |
1127 | if (status == RPC_STATUS_CANCEL) { | |
1128 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1129 | free_nfs_cb_data(data); | |
1130 | return; | |
1131 | } | |
1132 | ||
1133 | res = command_data; | |
1134 | if (res->status != NFS3_OK) { | |
1135 | 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)); | |
1136 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1137 | free_nfs_cb_data(data); | |
1138 | return; | |
1139 | } | |
1140 | ||
1141 | if (data->continue_int & O_WRONLY) { | |
1142 | nfsmode |= ACCESS3_MODIFY; | |
1143 | } | |
1144 | if (data->continue_int & O_RDWR) { | |
1145 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1146 | } | |
1147 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1148 | nfsmode |= ACCESS3_READ; | |
1149 | } | |
1150 | ||
1151 | ||
1152 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1153 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1154 | nfsmode&ACCESS3_READ?'r':'-', | |
1155 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1156 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1157 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1158 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1159 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1160 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1161 | free_nfs_cb_data(data); | |
1162 | return; | |
1163 | } | |
1164 | ||
1165 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1166 | if (nfsfh == NULL) { | |
1167 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1168 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1169 | free_nfs_cb_data(data); | |
1170 | return; | |
1171 | } | |
ea98629a | 1172 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
1173 | |
1174 | if (data->continue_int & O_SYNC) { | |
1175 | nfsfh->is_sync = 1; | |
1176 | } | |
1177 | ||
1178 | /* steal the filehandle */ | |
2452c57f | 1179 | nfsfh->fh = data->fh; |
84004dbf RS |
1180 | data->fh.data.data_val = NULL; |
1181 | ||
1182 | data->cb(0, nfs, nfsfh, data->private_data); | |
1183 | free_nfs_cb_data(data); | |
1184 | } | |
1185 | ||
1186 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1187 | { | |
1188 | int nfsmode = 0; | |
463d59bf | 1189 | ACCESS3args args; |
84004dbf RS |
1190 | |
1191 | if (data->continue_int & O_WRONLY) { | |
1192 | nfsmode |= ACCESS3_MODIFY; | |
1193 | } | |
1194 | if (data->continue_int & O_RDWR) { | |
1195 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1196 | } | |
1197 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1198 | nfsmode |= ACCESS3_READ; | |
1199 | } | |
1200 | ||
463d59bf | 1201 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 1202 | args.object = data->fh; |
463d59bf RS |
1203 | args.access = nfsmode; |
1204 | ||
1205 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
84004dbf RS |
1206 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
1207 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1208 | free_nfs_cb_data(data); | |
1209 | return -1; | |
1210 | } | |
1211 | return 0; | |
1212 | } | |
1213 | ||
1214 | int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1215 | { | |
1216 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
1217 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1218 | return -1; | |
84004dbf RS |
1219 | } |
1220 | ||
1221 | return 0; | |
1222 | } | |
1223 | ||
1224 | ||
1225 | ||
1226 | ||
1227 | ||
1228 | /* | |
1229 | * Async pread() | |
1230 | */ | |
f3a75078 | 1231 | static void nfs_pread_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1232 | { |
1233 | struct nfs_cb_data *data = private_data; | |
1234 | struct nfs_context *nfs = data->nfs; | |
1235 | READ3res *res; | |
1236 | ||
f3a75078 RS |
1237 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1238 | ||
84004dbf RS |
1239 | if (status == RPC_STATUS_ERROR) { |
1240 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1241 | free_nfs_cb_data(data); | |
1242 | return; | |
1243 | } | |
1244 | if (status == RPC_STATUS_CANCEL) { | |
1245 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1246 | free_nfs_cb_data(data); | |
1247 | return; | |
1248 | } | |
1249 | ||
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->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1254 | free_nfs_cb_data(data); | |
1255 | return; | |
1256 | } | |
1257 | ||
1258 | data->nfsfh->offset += res->READ3res_u.resok.count; | |
1259 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1260 | free_nfs_cb_data(data); | |
1261 | } | |
1262 | ||
f3a75078 | 1263 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1264 | { |
1265 | struct nfs_mcb_data *mdata = private_data; | |
1266 | struct nfs_cb_data *data = mdata->data; | |
1267 | struct nfs_context *nfs = data->nfs; | |
1268 | READ3res *res; | |
1269 | ||
f3a75078 RS |
1270 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1271 | ||
921f877b RS |
1272 | data->num_calls--; |
1273 | ||
1274 | if (status == RPC_STATUS_ERROR) { | |
1275 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1276 | data->error = 1; | |
1277 | } | |
1278 | if (status == RPC_STATUS_CANCEL) { | |
1279 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1280 | data->cancel = 1; | |
1281 | } | |
1282 | ||
1283 | /* reassemble the data into the buffer */ | |
1284 | if (status == RPC_STATUS_SUCCESS) { | |
1285 | res = command_data; | |
1286 | if (res->status != NFS3_OK) { | |
1287 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1288 | data->error = 1; | |
e4a5ba42 RS |
1289 | } else { |
1290 | if (res->READ3res_u.resok.count > 0) { | |
1291 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
1292 | if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
1293 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
1294 | } | |
921f877b RS |
1295 | } |
1296 | } | |
1297 | } | |
1298 | ||
1299 | if (data->num_calls > 0) { | |
1300 | /* still waiting for more replies */ | |
1301 | free(mdata); | |
1302 | return; | |
1303 | } | |
1304 | ||
921f877b RS |
1305 | if (data->error != 0) { |
1306 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1307 | free_nfs_cb_data(data); | |
1308 | free(mdata); | |
1309 | return; | |
1310 | } | |
1311 | if (data->cancel != 0) { | |
1312 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1313 | free_nfs_cb_data(data); | |
1314 | free(mdata); | |
1315 | return; | |
1316 | } | |
1317 | ||
1318 | data->nfsfh->offset = data->max_offset; | |
7ed9d87a RS |
1319 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); |
1320 | ||
921f877b RS |
1321 | free_nfs_cb_data(data); |
1322 | free(mdata); | |
1323 | } | |
1324 | ||
183451cf | 1325 | 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 |
1326 | { |
1327 | struct nfs_cb_data *data; | |
1328 | ||
1329 | data = malloc(sizeof(struct nfs_cb_data)); | |
1330 | if (data == NULL) { | |
1331 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1332 | return -1; |
1333 | } | |
ea98629a | 1334 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1335 | data->nfs = nfs; |
1336 | data->cb = cb; | |
1337 | data->private_data = private_data; | |
1338 | data->nfsfh = nfsfh; | |
1339 | ||
1340 | nfsfh->offset = offset; | |
921f877b RS |
1341 | |
1342 | if (count <= nfs_get_readmax(nfs)) { | |
463d59bf RS |
1343 | READ3args args; |
1344 | ||
1345 | memset(&args, 0, sizeof(READ3args)); | |
2452c57f | 1346 | args.file = nfsfh->fh; |
463d59bf RS |
1347 | args.offset = offset; |
1348 | args.count = count; | |
1349 | ||
1350 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_cb, &args, data) != 0) { | |
921f877b RS |
1351 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
1352 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1353 | free_nfs_cb_data(data); | |
1354 | return -1; | |
1355 | } | |
1356 | return 0; | |
1357 | } | |
1358 | ||
1359 | /* trying to read more than maximum server read size, we has to chop it up into smaller | |
1360 | * reads and collect into a reassembly buffer. | |
cd67ec7d | 1361 | * we send all reads in parallel so that performance is still good. |
921f877b | 1362 | */ |
7ed9d87a | 1363 | data->max_offset = offset; |
921f877b RS |
1364 | data->start_offset = offset; |
1365 | ||
1366 | data->buffer = malloc(count); | |
1367 | if (data->buffer == NULL) { | |
1368 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count); | |
84004dbf RS |
1369 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
1370 | free_nfs_cb_data(data); | |
1371 | return -1; | |
1372 | } | |
921f877b RS |
1373 | |
1374 | while (count > 0) { | |
183451cf | 1375 | uint64_t readcount = count; |
921f877b | 1376 | struct nfs_mcb_data *mdata; |
463d59bf | 1377 | READ3args args; |
921f877b RS |
1378 | |
1379 | if (readcount > nfs_get_readmax(nfs)) { | |
1380 | readcount = nfs_get_readmax(nfs); | |
1381 | } | |
1382 | ||
1383 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1384 | if (mdata == NULL) { | |
1385 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
921f877b RS |
1386 | return -1; |
1387 | } | |
ea98629a | 1388 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1389 | mdata->data = data; |
1390 | mdata->offset = offset; | |
1391 | mdata->count = readcount; | |
463d59bf RS |
1392 | |
1393 | memset(&args, 0, sizeof(READ3args)); | |
2452c57f | 1394 | args.file = nfsfh->fh; |
463d59bf RS |
1395 | args.offset = offset; |
1396 | args.count = readcount; | |
1397 | ||
1398 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
921f877b RS |
1399 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
1400 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1401 | free(mdata); | |
1402 | return -1; | |
1403 | } | |
1404 | ||
1405 | count -= readcount; | |
1406 | offset += readcount; | |
1407 | data->num_calls++; | |
1408 | } | |
1409 | ||
1410 | return 0; | |
84004dbf RS |
1411 | } |
1412 | ||
1413 | /* | |
1414 | * Async read() | |
1415 | */ | |
183451cf | 1416 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1417 | { |
1418 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1419 | } | |
1420 | ||
1421 | ||
1422 | ||
1423 | /* | |
1424 | * Async pwrite() | |
1425 | */ | |
f3a75078 | 1426 | static void nfs_pwrite_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1427 | { |
1428 | struct nfs_cb_data *data = private_data; | |
1429 | struct nfs_context *nfs = data->nfs; | |
1430 | WRITE3res *res; | |
1431 | ||
f3a75078 RS |
1432 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1433 | ||
84004dbf RS |
1434 | if (status == RPC_STATUS_ERROR) { |
1435 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1436 | free_nfs_cb_data(data); | |
1437 | return; | |
1438 | } | |
1439 | if (status == RPC_STATUS_CANCEL) { | |
1440 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1441 | free_nfs_cb_data(data); | |
1442 | return; | |
1443 | } | |
1444 | ||
1445 | res = command_data; | |
1446 | if (res->status != NFS3_OK) { | |
1447 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1448 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1449 | free_nfs_cb_data(data); | |
1450 | return; | |
1451 | } | |
1452 | ||
1453 | data->nfsfh->offset += res->WRITE3res_u.resok.count; | |
1454 | data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data); | |
1455 | free_nfs_cb_data(data); | |
1456 | } | |
1457 | ||
f3a75078 | 1458 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1459 | { |
1460 | struct nfs_mcb_data *mdata = private_data; | |
1461 | struct nfs_cb_data *data = mdata->data; | |
1462 | struct nfs_context *nfs = data->nfs; | |
1463 | WRITE3res *res; | |
1464 | ||
f3a75078 RS |
1465 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1466 | ||
18c27b73 RS |
1467 | data->num_calls--; |
1468 | ||
1469 | if (status == RPC_STATUS_ERROR) { | |
1470 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1471 | data->error = 1; | |
1472 | } | |
1473 | if (status == RPC_STATUS_CANCEL) { | |
1474 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1475 | data->cancel = 1; | |
1476 | } | |
1477 | ||
1478 | if (status == RPC_STATUS_SUCCESS) { | |
1479 | res = command_data; | |
1480 | if (res->status != NFS3_OK) { | |
1481 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1482 | data->error = 1; | |
1483 | } else { | |
1484 | if (res->WRITE3res_u.resok.count > 0) { | |
1485 | if ((unsigned)data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { | |
1486 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; | |
1487 | } | |
1488 | } | |
1489 | } | |
1490 | } | |
1491 | ||
1492 | if (data->num_calls > 0) { | |
1493 | /* still waiting for more replies */ | |
1494 | free(mdata); | |
1495 | return; | |
1496 | } | |
1497 | ||
1498 | if (data->error != 0) { | |
1499 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1500 | free_nfs_cb_data(data); | |
1501 | free(mdata); | |
1502 | return; | |
1503 | } | |
1504 | if (data->cancel != 0) { | |
1505 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1506 | free_nfs_cb_data(data); | |
1507 | free(mdata); | |
1508 | return; | |
1509 | } | |
1510 | ||
1511 | data->nfsfh->offset = data->max_offset; | |
1512 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1513 | ||
1514 | free_nfs_cb_data(data); | |
1515 | free(mdata); | |
1516 | } | |
1517 | ||
1518 | ||
183451cf | 1519 | 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 |
1520 | { |
1521 | struct nfs_cb_data *data; | |
1522 | ||
1523 | data = malloc(sizeof(struct nfs_cb_data)); | |
1524 | if (data == NULL) { | |
1525 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1526 | return -1; |
1527 | } | |
ea98629a | 1528 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1529 | data->nfs = nfs; |
1530 | data->cb = cb; | |
1531 | data->private_data = private_data; | |
1532 | data->nfsfh = nfsfh; | |
1533 | ||
1534 | nfsfh->offset = offset; | |
18c27b73 RS |
1535 | |
1536 | if (count <= nfs_get_writemax(nfs)) { | |
463d59bf RS |
1537 | WRITE3args args; |
1538 | ||
1539 | memset(&args, 0, sizeof(WRITE3args)); | |
2452c57f | 1540 | args.file = nfsfh->fh; |
463d59bf RS |
1541 | args.offset = offset; |
1542 | args.count = count; | |
1543 | args.stable = nfsfh->is_sync?FILE_SYNC:UNSTABLE; | |
1544 | args.data.data_len = count; | |
1545 | args.data.data_val = buf; | |
1546 | ||
1547 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_cb, &args, data) != 0) { | |
18c27b73 RS |
1548 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
1549 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1550 | free_nfs_cb_data(data); | |
1551 | return -1; | |
1552 | } | |
1553 | return 0; | |
84004dbf | 1554 | } |
18c27b73 RS |
1555 | |
1556 | /* trying to write more than maximum server write size, we has to chop it up into smaller | |
1557 | * chunks. | |
cd67ec7d | 1558 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1559 | */ |
1560 | data->max_offset = offset; | |
1561 | data->start_offset = offset; | |
1562 | ||
1563 | while (count > 0) { | |
183451cf | 1564 | uint64_t writecount = count; |
18c27b73 | 1565 | struct nfs_mcb_data *mdata; |
463d59bf | 1566 | WRITE3args args; |
18c27b73 RS |
1567 | |
1568 | if (writecount > nfs_get_writemax(nfs)) { | |
1569 | writecount = nfs_get_writemax(nfs); | |
1570 | } | |
1571 | ||
1572 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1573 | if (mdata == NULL) { | |
1574 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
1575 | return -1; | |
1576 | } | |
1577 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1578 | mdata->data = data; | |
1579 | mdata->offset = offset; | |
1580 | mdata->count = writecount; | |
1581 | ||
463d59bf | 1582 | memset(&args, 0, sizeof(WRITE3args)); |
2452c57f | 1583 | args.file = nfsfh->fh; |
463d59bf RS |
1584 | args.offset = offset; |
1585 | args.count = writecount; | |
1586 | args.stable = nfsfh->is_sync?FILE_SYNC:UNSTABLE; | |
1587 | args.data.data_len = writecount; | |
1588 | args.data.data_val = &buf[offset - data->start_offset]; | |
1589 | ||
1590 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
18c27b73 RS |
1591 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
1592 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1593 | free(mdata); | |
1594 | return -1; | |
1595 | } | |
1596 | ||
1597 | count -= writecount; | |
1598 | offset += writecount; | |
1599 | data->num_calls++; | |
1600 | } | |
1601 | ||
84004dbf RS |
1602 | return 0; |
1603 | } | |
1604 | ||
1605 | /* | |
1606 | * Async write() | |
1607 | */ | |
183451cf | 1608 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1609 | { |
1610 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1611 | } | |
1612 | ||
1613 | ||
1614 | ||
1615 | ||
1616 | /* | |
1617 | * close | |
1618 | */ | |
1619 | ||
1620 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1621 | { | |
1622 | if (nfsfh->fh.data.data_val != NULL){ | |
1623 | free(nfsfh->fh.data.data_val); | |
1624 | nfsfh->fh.data.data_val = NULL; | |
1625 | } | |
1626 | free(nfsfh); | |
1627 | ||
1628 | cb(0, nfs, NULL, private_data); | |
1629 | return 0; | |
1630 | }; | |
1631 | ||
1632 | ||
1633 | ||
1634 | ||
1635 | ||
1636 | /* | |
1637 | * Async fstat() | |
1638 | */ | |
1639 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1640 | { | |
1641 | struct nfs_cb_data *data; | |
463d59bf | 1642 | struct GETATTR3args args; |
84004dbf RS |
1643 | |
1644 | data = malloc(sizeof(struct nfs_cb_data)); | |
1645 | if (data == NULL) { | |
1646 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1647 | return -1; |
1648 | } | |
ea98629a | 1649 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1650 | data->nfs = nfs; |
1651 | data->cb = cb; | |
1652 | data->private_data = private_data; | |
1653 | ||
463d59bf | 1654 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 1655 | args.object = nfsfh->fh; |
463d59bf RS |
1656 | |
1657 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1658 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1659 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1660 | free_nfs_cb_data(data); | |
1661 | return -1; | |
1662 | } | |
1663 | return 0; | |
1664 | } | |
1665 | ||
1666 | ||
1667 | ||
1668 | /* | |
1669 | * Async fsync() | |
1670 | */ | |
f3a75078 | 1671 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1672 | { |
1673 | struct nfs_cb_data *data = private_data; | |
1674 | struct nfs_context *nfs = data->nfs; | |
1675 | COMMIT3res *res; | |
1676 | ||
f3a75078 RS |
1677 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1678 | ||
84004dbf RS |
1679 | if (status == RPC_STATUS_ERROR) { |
1680 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1681 | free_nfs_cb_data(data); | |
1682 | return; | |
1683 | } | |
1684 | if (status == RPC_STATUS_CANCEL) { | |
1685 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1686 | free_nfs_cb_data(data); | |
1687 | return; | |
1688 | } | |
1689 | ||
1690 | res = command_data; | |
1691 | if (res->status != NFS3_OK) { | |
1692 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1693 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1694 | free_nfs_cb_data(data); | |
1695 | return; | |
1696 | } | |
1697 | ||
1698 | data->cb(0, nfs, NULL, data->private_data); | |
1699 | free_nfs_cb_data(data); | |
1700 | } | |
1701 | ||
1702 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1703 | { | |
1704 | struct nfs_cb_data *data; | |
1a5636ff | 1705 | struct COMMIT3args args; |
84004dbf RS |
1706 | |
1707 | data = malloc(sizeof(struct nfs_cb_data)); | |
1708 | if (data == NULL) { | |
1709 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1710 | return -1; |
1711 | } | |
ea98629a | 1712 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1713 | data->nfs = nfs; |
1714 | data->cb = cb; | |
1715 | data->private_data = private_data; | |
1716 | ||
1a5636ff RS |
1717 | args.file = nfsfh->fh; |
1718 | args.offset = 0; | |
1719 | args.count = 0; | |
1720 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
84004dbf RS |
1721 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
1722 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1723 | free_nfs_cb_data(data); | |
1724 | return -1; | |
1725 | } | |
1726 | return 0; | |
1727 | } | |
1728 | ||
1729 | ||
1730 | ||
1731 | ||
1732 | /* | |
1733 | * Async ftruncate() | |
1734 | */ | |
f3a75078 | 1735 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1736 | { |
1737 | struct nfs_cb_data *data = private_data; | |
1738 | struct nfs_context *nfs = data->nfs; | |
1739 | SETATTR3res *res; | |
1740 | ||
f3a75078 RS |
1741 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1742 | ||
84004dbf RS |
1743 | if (status == RPC_STATUS_ERROR) { |
1744 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1745 | free_nfs_cb_data(data); | |
1746 | return; | |
1747 | } | |
1748 | if (status == RPC_STATUS_CANCEL) { | |
1749 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1750 | free_nfs_cb_data(data); | |
1751 | return; | |
1752 | } | |
1753 | ||
1754 | res = command_data; | |
1755 | if (res->status != NFS3_OK) { | |
1756 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1757 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1758 | free_nfs_cb_data(data); | |
1759 | return; | |
1760 | } | |
1761 | ||
1762 | data->cb(0, nfs, NULL, data->private_data); | |
1763 | free_nfs_cb_data(data); | |
1764 | } | |
1765 | ||
183451cf | 1766 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
1767 | { |
1768 | struct nfs_cb_data *data; | |
1769 | SETATTR3args args; | |
1770 | ||
1771 | data = malloc(sizeof(struct nfs_cb_data)); | |
1772 | if (data == NULL) { | |
1773 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1774 | return -1; |
1775 | } | |
ea98629a | 1776 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1777 | data->nfs = nfs; |
1778 | data->cb = cb; | |
1779 | data->private_data = private_data; | |
1780 | ||
ea98629a | 1781 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 1782 | args.object = nfsfh->fh; |
84004dbf RS |
1783 | args.new_attributes.size.set_it = 1; |
1784 | args.new_attributes.size.set_size3_u.size = length; | |
1785 | ||
b701254d | 1786 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
84004dbf RS |
1787 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
1788 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1789 | free_nfs_cb_data(data); | |
1790 | return -1; | |
1791 | } | |
1792 | return 0; | |
1793 | } | |
1794 | ||
1795 | ||
1796 | /* | |
1797 | * Async truncate() | |
1798 | */ | |
1799 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1800 | { | |
183451cf | 1801 | uint64_t offset = data->continue_int; |
84004dbf RS |
1802 | struct nfsfh nfsfh; |
1803 | ||
2452c57f | 1804 | nfsfh.fh = data->fh; |
84004dbf RS |
1805 | |
1806 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
1807 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1808 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1809 | free_nfs_cb_data(data); | |
1810 | return -1; | |
1811 | } | |
1812 | free_nfs_cb_data(data); | |
1813 | return 0; | |
1814 | } | |
1815 | ||
183451cf | 1816 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 1817 | { |
183451cf | 1818 | uint64_t offset; |
84004dbf RS |
1819 | |
1820 | offset = length; | |
1821 | ||
1822 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
1823 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1824 | return -1; | |
84004dbf RS |
1825 | } |
1826 | ||
1827 | return 0; | |
1828 | } | |
1829 | ||
1830 | ||
1831 | ||
1832 | ||
1833 | /* | |
1834 | * Async mkdir() | |
1835 | */ | |
f3a75078 | 1836 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1837 | { |
1838 | MKDIR3res *res; | |
1839 | struct nfs_cb_data *data = private_data; | |
1840 | struct nfs_context *nfs = data->nfs; | |
1841 | char *str = data->continue_data; | |
1842 | ||
f3a75078 RS |
1843 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1844 | ||
84004dbf RS |
1845 | str = &str[strlen(str) + 1]; |
1846 | ||
1847 | if (status == RPC_STATUS_ERROR) { | |
1848 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1849 | free_nfs_cb_data(data); | |
1850 | return; | |
1851 | } | |
1852 | if (status == RPC_STATUS_CANCEL) { | |
1853 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1854 | free_nfs_cb_data(data); | |
1855 | return; | |
1856 | } | |
1857 | ||
1858 | res = command_data; | |
1859 | if (res->status != NFS3_OK) { | |
1860 | 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)); | |
1861 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1862 | free_nfs_cb_data(data); | |
1863 | return; | |
1864 | } | |
1865 | ||
1866 | data->cb(0, nfs, NULL, data->private_data); | |
1867 | free_nfs_cb_data(data); | |
1868 | } | |
1869 | ||
1870 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1871 | { | |
1872 | char *str = data->continue_data; | |
7edc9026 RS |
1873 | MKDIR3args args; |
1874 | ||
84004dbf RS |
1875 | str = &str[strlen(str) + 1]; |
1876 | ||
7edc9026 | 1877 | memset(&args, 0, sizeof(MKDIR3args)); |
2452c57f | 1878 | args.where.dir = data->fh; |
7edc9026 RS |
1879 | args.where.name = str; |
1880 | args.attributes.mode.set_it = 1; | |
1881 | args.attributes.mode.set_mode3_u.mode = 0755; | |
1882 | ||
acabd6bf | 1883 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
84004dbf RS |
1884 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
1885 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1886 | free_nfs_cb_data(data); | |
1887 | return -1; | |
1888 | } | |
1889 | return 0; | |
1890 | } | |
1891 | ||
1892 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1893 | { | |
1894 | char *new_path; | |
1895 | char *ptr; | |
1896 | ||
1897 | new_path = strdup(path); | |
1898 | if (new_path == NULL) { | |
cbbf9d3e | 1899 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1900 | return -1; |
1901 | } | |
1902 | ||
93e9306f | 1903 | ptr = strrchr(new_path, '/'); |
84004dbf | 1904 | if (ptr == NULL) { |
cbbf9d3e RS |
1905 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1906 | return -1; | |
84004dbf RS |
1907 | } |
1908 | *ptr = 0; | |
1909 | ||
1910 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1911 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1912 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
1913 | return -1; | |
84004dbf RS |
1914 | } |
1915 | ||
1916 | return 0; | |
1917 | } | |
1918 | ||
1919 | ||
1920 | ||
1921 | ||
1922 | ||
1923 | /* | |
1924 | * Async rmdir() | |
1925 | */ | |
f3a75078 | 1926 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1927 | { |
1928 | RMDIR3res *res; | |
1929 | struct nfs_cb_data *data = private_data; | |
1930 | struct nfs_context *nfs = data->nfs; | |
1931 | char *str = data->continue_data; | |
1932 | ||
f3a75078 RS |
1933 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1934 | ||
84004dbf RS |
1935 | str = &str[strlen(str) + 1]; |
1936 | ||
1937 | if (status == RPC_STATUS_ERROR) { | |
1938 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1939 | free_nfs_cb_data(data); | |
1940 | return; | |
1941 | } | |
1942 | if (status == RPC_STATUS_CANCEL) { | |
1943 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1944 | free_nfs_cb_data(data); | |
1945 | return; | |
1946 | } | |
1947 | ||
1948 | res = command_data; | |
1949 | if (res->status != NFS3_OK) { | |
1950 | 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)); | |
1951 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1952 | free_nfs_cb_data(data); | |
1953 | return; | |
1954 | } | |
1955 | ||
1956 | data->cb(0, nfs, NULL, data->private_data); | |
1957 | free_nfs_cb_data(data); | |
1958 | } | |
1959 | ||
1960 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1961 | { | |
1962 | char *str = data->continue_data; | |
bf817ee6 RS |
1963 | RMDIR3args args; |
1964 | ||
84004dbf RS |
1965 | str = &str[strlen(str) + 1]; |
1966 | ||
bf817ee6 RS |
1967 | args.object.dir = data->fh; |
1968 | args.object.name = str; | |
1969 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
84004dbf RS |
1970 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
1971 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1972 | free_nfs_cb_data(data); | |
1973 | return -1; | |
1974 | } | |
1975 | return 0; | |
1976 | } | |
1977 | ||
1978 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1979 | { | |
1980 | char *new_path; | |
1981 | char *ptr; | |
1982 | ||
1983 | new_path = strdup(path); | |
1984 | if (new_path == NULL) { | |
cbbf9d3e | 1985 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1986 | return -1; |
1987 | } | |
1988 | ||
93e9306f | 1989 | ptr = strrchr(new_path, '/'); |
84004dbf | 1990 | if (ptr == NULL) { |
cbbf9d3e RS |
1991 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1992 | return -1; | |
84004dbf RS |
1993 | } |
1994 | *ptr = 0; | |
1995 | ||
1996 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1997 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1998 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1999 | return -1; | |
84004dbf RS |
2000 | } |
2001 | ||
2002 | return 0; | |
2003 | } | |
2004 | ||
2005 | ||
2006 | ||
2007 | ||
2008 | /* | |
2009 | * Async creat() | |
2010 | */ | |
f3a75078 | 2011 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2012 | { |
2013 | LOOKUP3res *res; | |
2014 | struct nfs_cb_data *data = private_data; | |
2015 | struct nfs_context *nfs = data->nfs; | |
2016 | struct nfsfh *nfsfh; | |
2017 | char *str = data->continue_data; | |
2018 | ||
f3a75078 RS |
2019 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2020 | ||
84004dbf RS |
2021 | if (status == RPC_STATUS_ERROR) { |
2022 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2023 | free_nfs_cb_data(data); | |
2024 | return; | |
2025 | } | |
2026 | if (status == RPC_STATUS_CANCEL) { | |
2027 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2028 | free_nfs_cb_data(data); | |
2029 | return; | |
2030 | } | |
2031 | ||
2032 | str = &str[strlen(str) + 1]; | |
2033 | res = command_data; | |
2034 | if (res->status != NFS3_OK) { | |
2035 | 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)); | |
2036 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2037 | ||
2038 | return; | |
2039 | } | |
2040 | ||
2041 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2042 | if (nfsfh == NULL) { | |
2043 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2044 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2045 | free_nfs_cb_data(data); | |
2046 | return; | |
2047 | } | |
ea98629a | 2048 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 2049 | |
0c1a9d7a RS |
2050 | /* copy the filehandle */ |
2051 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2052 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
2053 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
2054 | |
2055 | data->cb(0, nfs, nfsfh, data->private_data); | |
2056 | free_nfs_cb_data(data); | |
2057 | } | |
2058 | ||
2059 | ||
2060 | ||
f3a75078 | 2061 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2062 | { |
2063 | CREATE3res *res; | |
2064 | struct nfs_cb_data *data = private_data; | |
2065 | struct nfs_context *nfs = data->nfs; | |
2066 | char *str = data->continue_data; | |
463d59bf | 2067 | LOOKUP3args args; |
84004dbf | 2068 | |
f3a75078 RS |
2069 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2070 | ||
84004dbf RS |
2071 | if (status == RPC_STATUS_ERROR) { |
2072 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2073 | free_nfs_cb_data(data); | |
2074 | return; | |
2075 | } | |
2076 | if (status == RPC_STATUS_CANCEL) { | |
2077 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2078 | free_nfs_cb_data(data); | |
2079 | return; | |
2080 | } | |
2081 | ||
2082 | str = &str[strlen(str) + 1]; | |
2083 | res = command_data; | |
2084 | if (res->status != NFS3_OK) { | |
2085 | 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)); | |
2086 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2087 | free_nfs_cb_data(data); |
84004dbf RS |
2088 | return; |
2089 | } | |
2090 | ||
463d59bf | 2091 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2092 | args.what.dir = data->fh; |
2093 | args.what.name = str; | |
463d59bf RS |
2094 | |
2095 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
84004dbf RS |
2096 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2097 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2098 | free_nfs_cb_data(data); | |
2099 | return; | |
2100 | } | |
2101 | return; | |
2102 | } | |
2103 | ||
2104 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2105 | { | |
2106 | char *str = data->continue_data; | |
c985c015 RS |
2107 | CREATE3args args; |
2108 | ||
84004dbf RS |
2109 | str = &str[strlen(str) + 1]; |
2110 | ||
c985c015 | 2111 | memset(&args, 0, sizeof(CREATE3args)); |
2452c57f | 2112 | args.where.dir = data->fh; |
c985c015 RS |
2113 | args.where.name = str; |
2114 | args.how.mode = UNCHECKED; | |
2115 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2116 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2117 | ||
789c3f12 | 2118 | if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { |
84004dbf RS |
2119 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2120 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2121 | free_nfs_cb_data(data); | |
2122 | return -1; | |
2123 | } | |
2124 | return 0; | |
2125 | } | |
2126 | ||
2127 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2128 | { | |
2129 | char *new_path; | |
2130 | char *ptr; | |
2131 | ||
2132 | new_path = strdup(path); | |
2133 | if (new_path == NULL) { | |
cbbf9d3e | 2134 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2135 | return -1; |
2136 | } | |
2137 | ||
93e9306f | 2138 | ptr = strrchr(new_path, '/'); |
84004dbf | 2139 | if (ptr == NULL) { |
cbbf9d3e RS |
2140 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2141 | return -1; | |
84004dbf RS |
2142 | } |
2143 | *ptr = 0; | |
2144 | ||
73f4ae7c | 2145 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 2146 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
2147 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2148 | return -1; | |
84004dbf RS |
2149 | } |
2150 | ||
2151 | return 0; | |
2152 | } | |
2153 | ||
2154 | ||
2155 | ||
2156 | ||
2157 | /* | |
2158 | * Async unlink() | |
2159 | */ | |
f3a75078 | 2160 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2161 | { |
2162 | REMOVE3res *res; | |
2163 | struct nfs_cb_data *data = private_data; | |
2164 | struct nfs_context *nfs = data->nfs; | |
2165 | char *str = data->continue_data; | |
2166 | ||
f3a75078 RS |
2167 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2168 | ||
84004dbf RS |
2169 | str = &str[strlen(str) + 1]; |
2170 | ||
2171 | if (status == RPC_STATUS_ERROR) { | |
2172 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2173 | free_nfs_cb_data(data); | |
2174 | return; | |
2175 | } | |
2176 | if (status == RPC_STATUS_CANCEL) { | |
2177 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2178 | free_nfs_cb_data(data); | |
2179 | return; | |
2180 | } | |
2181 | ||
2182 | res = command_data; | |
2183 | if (res->status != NFS3_OK) { | |
2184 | 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)); | |
2185 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2186 | free_nfs_cb_data(data); | |
2187 | return; | |
2188 | } | |
2189 | ||
2190 | data->cb(0, nfs, NULL, data->private_data); | |
2191 | free_nfs_cb_data(data); | |
2192 | } | |
2193 | ||
2194 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2195 | { | |
2196 | char *str = data->continue_data; | |
a0a5aa26 RS |
2197 | struct REMOVE3args args; |
2198 | ||
84004dbf RS |
2199 | str = &str[strlen(str) + 1]; |
2200 | ||
a0a5aa26 RS |
2201 | args.object.dir = data->fh; |
2202 | args.object.name = str; | |
2203 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
84004dbf RS |
2204 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2205 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2206 | free_nfs_cb_data(data); | |
2207 | return -1; | |
2208 | } | |
2209 | return 0; | |
2210 | } | |
2211 | ||
2212 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2213 | { | |
2214 | char *new_path; | |
2215 | char *ptr; | |
2216 | ||
2217 | new_path = strdup(path); | |
2218 | if (new_path == NULL) { | |
cbbf9d3e | 2219 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2220 | return -1; |
2221 | } | |
2222 | ||
93e9306f | 2223 | ptr = strrchr(new_path, '/'); |
84004dbf | 2224 | if (ptr == NULL) { |
cbbf9d3e RS |
2225 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2226 | return -1; | |
84004dbf RS |
2227 | } |
2228 | *ptr = 0; | |
2229 | ||
2230 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2231 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2232 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2233 | return -1; | |
84004dbf RS |
2234 | } |
2235 | ||
2236 | return 0; | |
2237 | } | |
2238 | ||
2239 | ||
1ec6b50a RS |
2240 | /* |
2241 | * Async mknod() | |
2242 | */ | |
2243 | struct mknod_cb_data { | |
2244 | char *path; | |
2245 | int mode; | |
2246 | int major; | |
2247 | int minor; | |
2248 | }; | |
2249 | ||
2250 | static void free_mknod_cb_data(void *ptr) | |
2251 | { | |
2252 | struct mknod_cb_data *data = ptr; | |
2253 | ||
2254 | free(data->path); | |
2255 | free(data); | |
2256 | } | |
2257 | ||
f3a75078 | 2258 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2259 | { |
2260 | MKNOD3res *res; | |
2261 | struct nfs_cb_data *data = private_data; | |
2262 | struct nfs_context *nfs = data->nfs; | |
2263 | char *str = data->continue_data; | |
2264 | ||
f3a75078 RS |
2265 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2266 | ||
1ec6b50a RS |
2267 | str = &str[strlen(str) + 1]; |
2268 | ||
2269 | if (status == RPC_STATUS_ERROR) { | |
2270 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2271 | free_nfs_cb_data(data); | |
2272 | return; | |
2273 | } | |
2274 | if (status == RPC_STATUS_CANCEL) { | |
2275 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2276 | free_nfs_cb_data(data); | |
2277 | return; | |
2278 | } | |
2279 | ||
2280 | res = command_data; | |
2281 | if (res->status != NFS3_OK) { | |
2282 | 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)); | |
2283 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2284 | free_nfs_cb_data(data); | |
2285 | return; | |
2286 | } | |
2287 | ||
2288 | data->cb(0, nfs, NULL, data->private_data); | |
2289 | free_nfs_cb_data(data); | |
2290 | } | |
2291 | ||
2292 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2293 | { | |
2294 | struct mknod_cb_data *cb_data = data->continue_data; | |
2295 | char *str = cb_data->path; | |
b17cb0a2 | 2296 | MKNOD3args args; |
1ec6b50a RS |
2297 | |
2298 | str = &str[strlen(str) + 1]; | |
2299 | ||
b17cb0a2 RS |
2300 | args.where.dir = data->fh; |
2301 | args.where.name = str; | |
2302 | switch (cb_data->mode & S_IFMT) { | |
2303 | case S_IFCHR: | |
2304 | args.what.type = NF3CHR; | |
2305 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
2306 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2307 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
2308 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
2309 | break; | |
2310 | case S_IFBLK: | |
2311 | args.what.type = NF3BLK; | |
2312 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
2313 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2314 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
2315 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
2316 | case S_IFSOCK: | |
2317 | args.what.type = NF3SOCK; | |
2318 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
2319 | args.what.mknoddata3_u.sock_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2320 | break; | |
2321 | case S_IFIFO: | |
2322 | args.what.type = NF3FIFO; | |
2323 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
2324 | args.what.mknoddata3_u.pipe_attributes.mode.set_mode3_u.mode = cb_data->mode & (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH); | |
2325 | break; | |
2326 | default: | |
2327 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
2328 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2329 | free_nfs_cb_data(data); | |
2330 | return -1; | |
2331 | } | |
2332 | ||
2333 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
1ec6b50a RS |
2334 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2335 | free_nfs_cb_data(data); | |
2336 | return -1; | |
2337 | } | |
2338 | return 0; | |
2339 | } | |
2340 | ||
2341 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2342 | { | |
2343 | char *ptr; | |
2344 | struct mknod_cb_data *cb_data; | |
2345 | ||
2346 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2347 | if (cb_data == NULL) { | |
2348 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2349 | return -1; | |
2350 | } | |
2351 | ||
2352 | cb_data->path = strdup(path); | |
2353 | if (cb_data->path == NULL) { | |
2354 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2355 | free(cb_data); | |
2356 | return -1; | |
2357 | } | |
2358 | ||
2359 | ptr = strrchr(cb_data->path, '/'); | |
2360 | if (ptr == NULL) { | |
2361 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
2362 | return -1; | |
2363 | } | |
2364 | *ptr = 0; | |
2365 | ||
2366 | cb_data->mode = mode; | |
2367 | cb_data->major = major(dev); | |
2368 | cb_data->minor = minor(dev); | |
2369 | ||
2370 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2371 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2372 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2373 | free_mknod_cb_data(cb_data); | |
2374 | return -1; | |
2375 | } | |
2376 | ||
2377 | return 0; | |
2378 | } | |
84004dbf | 2379 | |
84004dbf RS |
2380 | /* |
2381 | * Async opendir() | |
2382 | */ | |
fb69c64c RS |
2383 | |
2384 | /* ReadDirPlus Emulation Callback data */ | |
2385 | struct rdpe_cb_data { | |
2386 | int getattrcount; | |
2387 | int status; | |
2388 | struct nfs_cb_data *data; | |
2389 | }; | |
2390 | ||
2391 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2392 | struct rdpe_lookup_cb_data { | |
2393 | struct rdpe_cb_data *rdpe_cb_data; | |
2394 | struct nfsdirent *nfsdirent; | |
2395 | }; | |
2396 | ||
2397 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2398 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2399 | { |
fb69c64c RS |
2400 | LOOKUP3res *res = command_data; |
2401 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2402 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2403 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2404 | struct nfsdir *nfsdir = data->continue_data; | |
2405 | struct nfs_context *nfs = data->nfs; | |
2406 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2407 | ||
f3a75078 RS |
2408 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2409 | ||
fb69c64c RS |
2410 | free(rdpe_lookup_cb_data); |
2411 | ||
2412 | rdpe_cb_data->getattrcount--; | |
2413 | ||
2414 | if (status == RPC_STATUS_ERROR) { | |
2415 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2416 | } | |
2417 | if (status == RPC_STATUS_CANCEL) { | |
2418 | rdpe_cb_data->status = RPC_STATUS_CANCEL; | |
2419 | } | |
2420 | if (status == RPC_STATUS_SUCCESS && res->status != NFS3_OK) { | |
2421 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2422 | } | |
2423 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { | |
2424 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2425 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2426 | ||
2427 | nfsdirent->type = attributes->type; | |
2428 | nfsdirent->mode = attributes->mode; | |
2429 | nfsdirent->size = attributes->size; | |
2430 | ||
2431 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2432 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2433 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2434 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2435 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2436 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
7bda8bad RS |
2437 | nfsdirent->uid = attributes->uid; |
2438 | nfsdirent->gid = attributes->gid; | |
fb69c64c RS |
2439 | } |
2440 | } | |
2441 | ||
2442 | if (rdpe_cb_data->getattrcount == 0) { | |
2443 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
2444 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2445 | nfs_free_nfsdir(nfsdir); | |
2446 | } else { | |
2447 | data->cb(0, nfs, nfsdir, data->private_data); | |
2448 | } | |
2449 | free(rdpe_cb_data); | |
2450 | ||
2451 | data->continue_data = NULL; | |
2452 | free_nfs_cb_data(data); | |
2453 | } | |
2454 | } | |
2455 | ||
f3a75078 | 2456 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2457 | { |
2458 | READDIR3res *res = command_data; | |
84004dbf RS |
2459 | struct nfs_cb_data *data = private_data; |
2460 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2461 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2462 | struct nfsdirent *nfsdirent; |
2463 | struct entry3 *entry; | |
84004dbf | 2464 | uint64_t cookie; |
fb69c64c RS |
2465 | struct rdpe_cb_data *rdpe_cb_data; |
2466 | ||
f3a75078 RS |
2467 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2468 | ||
84004dbf RS |
2469 | if (status == RPC_STATUS_ERROR) { |
2470 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2471 | nfs_free_nfsdir(nfsdir); | |
2472 | data->continue_data = NULL; | |
2473 | free_nfs_cb_data(data); | |
2474 | return; | |
2475 | } | |
fb69c64c | 2476 | |
84004dbf RS |
2477 | if (status == RPC_STATUS_CANCEL) { |
2478 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2479 | nfs_free_nfsdir(nfsdir); | |
2480 | data->continue_data = NULL; | |
2481 | free_nfs_cb_data(data); | |
2482 | return; | |
2483 | } | |
2484 | ||
84004dbf RS |
2485 | if (res->status != NFS3_OK) { |
2486 | 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)); | |
2487 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2488 | nfs_free_nfsdir(nfsdir); | |
2489 | data->continue_data = NULL; | |
2490 | free_nfs_cb_data(data); | |
2491 | return; | |
fb69c64c RS |
2492 | } |
2493 | ||
2494 | entry =res->READDIR3res_u.resok.reply.entries; | |
2495 | while (entry != NULL) { | |
2496 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2497 | if (nfsdirent == NULL) { | |
2498 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2499 | nfs_free_nfsdir(nfsdir); | |
2500 | data->continue_data = NULL; | |
2501 | free_nfs_cb_data(data); | |
2502 | return; | |
2503 | } | |
2504 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2505 | nfsdirent->name = strdup(entry->name); | |
2506 | if (nfsdirent->name == NULL) { | |
2507 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2508 | nfs_free_nfsdir(nfsdir); | |
2509 | data->continue_data = NULL; | |
2510 | free_nfs_cb_data(data); | |
2511 | return; | |
2512 | } | |
2513 | nfsdirent->inode = entry->fileid; | |
2514 | ||
2515 | nfsdirent->next = nfsdir->entries; | |
2516 | nfsdir->entries = nfsdirent; | |
2517 | ||
2518 | cookie = entry->cookie; | |
2519 | entry = entry->nextentry; | |
2520 | } | |
2521 | ||
2522 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
a64a16a2 RS |
2523 | READDIR3args args; |
2524 | ||
2525 | args.dir = data->fh; | |
2526 | args.cookie = cookie; | |
2452c57f | 2527 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); |
a64a16a2 RS |
2528 | args.count = 8192; |
2529 | ||
2530 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
fb69c64c RS |
2531 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2532 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2533 | nfs_free_nfsdir(nfsdir); | |
2534 | data->continue_data = NULL; | |
2535 | free_nfs_cb_data(data); | |
2536 | return; | |
2537 | } | |
2538 | return; | |
2539 | } | |
2540 | ||
2541 | /* steal the dirhandle */ | |
2542 | nfsdir->current = nfsdir->entries; | |
2543 | ||
2544 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2545 | rdpe_cb_data->getattrcount = 0; | |
2546 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2547 | rdpe_cb_data->data = data; | |
2548 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2549 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
463d59bf | 2550 | LOOKUP3args args; |
fb69c64c RS |
2551 | |
2552 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2553 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2554 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2555 | ||
463d59bf | 2556 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2557 | args.what.dir = data->fh; |
2558 | args.what.name = nfsdirent->name; | |
463d59bf RS |
2559 | |
2560 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
fb69c64c RS |
2561 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); |
2562 | ||
2563 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2564 | * commands in flight to complete | |
2565 | */ | |
2566 | if (rdpe_cb_data->getattrcount > 0) { | |
2567 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2568 | free(rdpe_lookup_cb_data); | |
2569 | return; | |
2570 | } | |
2571 | ||
2572 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2573 | nfs_free_nfsdir(nfsdir); | |
2574 | data->continue_data = NULL; | |
2575 | free_nfs_cb_data(data); | |
2576 | free(rdpe_lookup_cb_data); | |
2577 | free(rdpe_cb_data); | |
2578 | return; | |
2579 | } | |
2580 | rdpe_cb_data->getattrcount++; | |
2581 | } | |
2582 | } | |
2583 | ||
2584 | ||
f3a75078 | 2585 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2586 | { |
2587 | READDIRPLUS3res *res = command_data; | |
2588 | struct nfs_cb_data *data = private_data; | |
2589 | struct nfs_context *nfs = data->nfs; | |
2590 | struct nfsdir *nfsdir = data->continue_data; | |
2591 | struct entryplus3 *entry; | |
2592 | uint64_t cookie; | |
2593 | ||
f3a75078 | 2594 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2595 | |
2596 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
a64a16a2 RS |
2597 | READDIR3args args; |
2598 | ||
2599 | args.dir = data->fh; | |
2600 | args.cookie = cookie; | |
2452c57f | 2601 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); |
a64a16a2 | 2602 | args.count = 8192; |
fb69c64c | 2603 | |
a64a16a2 | 2604 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
fb69c64c RS |
2605 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2606 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2607 | nfs_free_nfsdir(nfsdir); | |
2608 | data->continue_data = NULL; | |
2609 | free_nfs_cb_data(data); | |
2610 | return; | |
2611 | } | |
2612 | return; | |
2613 | } | |
2614 | ||
2615 | if (status == RPC_STATUS_CANCEL) { | |
2616 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2617 | nfs_free_nfsdir(nfsdir); | |
2618 | data->continue_data = NULL; | |
2619 | free_nfs_cb_data(data); | |
2620 | return; | |
2621 | } | |
2622 | ||
2623 | if (res->status != NFS3_OK) { | |
2624 | 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)); | |
2625 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2626 | nfs_free_nfsdir(nfsdir); | |
2627 | data->continue_data = NULL; | |
2628 | free_nfs_cb_data(data); | |
2629 | return; | |
84004dbf RS |
2630 | } |
2631 | ||
f390f181 | 2632 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2633 | while (entry != NULL) { |
2634 | struct nfsdirent *nfsdirent; | |
2635 | ||
2636 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2637 | if (nfsdirent == NULL) { | |
2638 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2639 | nfs_free_nfsdir(nfsdir); | |
2640 | data->continue_data = NULL; | |
2641 | free_nfs_cb_data(data); | |
2642 | return; | |
2643 | } | |
ea98629a | 2644 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2645 | nfsdirent->name = strdup(entry->name); |
2646 | if (nfsdirent->name == NULL) { | |
2647 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2648 | nfs_free_nfsdir(nfsdir); | |
2649 | data->continue_data = NULL; | |
2650 | free_nfs_cb_data(data); | |
2651 | return; | |
2652 | } | |
2653 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2654 | if (entry->name_attributes.attributes_follow) { |
2655 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2656 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2657 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2658 | ||
2659 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2660 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2661 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2662 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2663 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2664 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
7bda8bad RS |
2665 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
2666 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
0804e67d RS |
2667 | } |
2668 | ||
84004dbf RS |
2669 | nfsdirent->next = nfsdir->entries; |
2670 | nfsdir->entries = nfsdirent; | |
2671 | ||
2672 | cookie = entry->cookie; | |
2673 | entry = entry->nextentry; | |
2674 | } | |
2675 | ||
f390f181 | 2676 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
1a5b83c9 RS |
2677 | READDIRPLUS3args args; |
2678 | ||
2679 | args.dir = data->fh; | |
2680 | args.cookie = cookie; | |
2681 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
2682 | args.dircount = 8192; | |
2683 | args.maxcount = 8192; | |
2684 | ||
2685 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2686 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2687 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2688 | nfs_free_nfsdir(nfsdir); | |
2689 | data->continue_data = NULL; | |
2690 | free_nfs_cb_data(data); | |
2691 | return; | |
2692 | } | |
2693 | return; | |
2694 | } | |
2695 | ||
2696 | /* steal the dirhandle */ | |
2697 | data->continue_data = NULL; | |
2698 | nfsdir->current = nfsdir->entries; | |
2699 | ||
2700 | data->cb(0, nfs, nfsdir, data->private_data); | |
2701 | free_nfs_cb_data(data); | |
2702 | } | |
2703 | ||
2704 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2705 | { | |
1a5b83c9 | 2706 | READDIRPLUS3args args; |
84004dbf | 2707 | |
1a5b83c9 RS |
2708 | args.dir = data->fh; |
2709 | args.cookie = 0; | |
2710 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
2711 | args.dircount = 8192; | |
2712 | args.maxcount = 8192; | |
2713 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2714 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2715 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2716 | free_nfs_cb_data(data); | |
2717 | return -1; | |
2718 | } | |
2719 | return 0; | |
2720 | } | |
2721 | ||
2722 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2723 | { | |
2724 | struct nfsdir *nfsdir; | |
2725 | ||
2726 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2727 | if (nfsdir == NULL) { | |
cbbf9d3e | 2728 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2729 | return -1; |
2730 | } | |
ea98629a | 2731 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2732 | |
2733 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2734 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2735 | return -1; | |
84004dbf RS |
2736 | } |
2737 | ||
2738 | return 0; | |
2739 | } | |
2740 | ||
2741 | ||
2742 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2743 | { | |
2744 | struct nfsdirent *nfsdirent = nfsdir->current; | |
2745 | ||
2746 | if (nfsdir->current != NULL) { | |
2747 | nfsdir->current = nfsdir->current->next; | |
2748 | } | |
2749 | return nfsdirent; | |
2750 | } | |
2751 | ||
2752 | ||
2753 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2754 | { | |
2755 | nfs_free_nfsdir(nfsdir); | |
2756 | } | |
2757 | ||
2758 | ||
2759 | ||
2760 | ||
2761 | ||
2762 | ||
2763 | ||
2764 | /* | |
2765 | * Async lseek() | |
2766 | */ | |
2767 | struct lseek_cb_data { | |
2768 | struct nfs_context *nfs; | |
2769 | struct nfsfh *nfsfh; | |
183451cf | 2770 | uint64_t offset; |
84004dbf RS |
2771 | nfs_cb cb; |
2772 | void *private_data; | |
2773 | }; | |
2774 | ||
f3a75078 | 2775 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2776 | { |
2777 | GETATTR3res *res; | |
2778 | struct lseek_cb_data *data = private_data; | |
2779 | struct nfs_context *nfs = data->nfs; | |
2780 | ||
f3a75078 RS |
2781 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2782 | ||
84004dbf RS |
2783 | if (status == RPC_STATUS_ERROR) { |
2784 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2785 | free(data); | |
2786 | return; | |
2787 | } | |
2788 | if (status == RPC_STATUS_CANCEL) { | |
2789 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2790 | free(data); | |
2791 | return; | |
2792 | } | |
2793 | ||
2794 | res = command_data; | |
2795 | if (res->status != NFS3_OK) { | |
2796 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2797 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2798 | free(data); | |
2799 | return; | |
2800 | } | |
2801 | ||
2802 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
2803 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
2804 | free(data); | |
2805 | } | |
2806 | ||
183451cf | 2807 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
2808 | { |
2809 | struct lseek_cb_data *data; | |
463d59bf | 2810 | struct GETATTR3args args; |
84004dbf RS |
2811 | |
2812 | if (whence == SEEK_SET) { | |
2813 | nfsfh->offset = offset; | |
2814 | cb(0, nfs, &nfsfh->offset, private_data); | |
2815 | return 0; | |
2816 | } | |
2817 | if (whence == SEEK_CUR) { | |
2818 | nfsfh->offset += offset; | |
2819 | cb(0, nfs, &nfsfh->offset, private_data); | |
2820 | return 0; | |
2821 | } | |
2822 | ||
2823 | data = malloc(sizeof(struct lseek_cb_data)); | |
2824 | if (data == NULL) { | |
2825 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
2826 | return -1; | |
2827 | } | |
2828 | ||
2829 | data->nfs = nfs; | |
2830 | data->nfsfh = nfsfh; | |
2831 | data->offset = offset; | |
2832 | data->cb = cb; | |
2833 | data->private_data = private_data; | |
2834 | ||
463d59bf | 2835 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 2836 | args.object = nfsfh->fh; |
463d59bf RS |
2837 | |
2838 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
84004dbf RS |
2839 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
2840 | free(data); | |
cbbf9d3e | 2841 | return -1; |
84004dbf RS |
2842 | } |
2843 | return 0; | |
2844 | } | |
2845 | ||
2846 | ||
2847 | ||
2848 | ||
2849 | /* | |
2850 | * Async statvfs() | |
2851 | */ | |
f3a75078 | 2852 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2853 | { |
2854 | FSSTAT3res *res; | |
2855 | struct nfs_cb_data *data = private_data; | |
2856 | struct nfs_context *nfs = data->nfs; | |
2857 | struct statvfs svfs; | |
2858 | ||
f3a75078 RS |
2859 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2860 | ||
84004dbf RS |
2861 | if (status == RPC_STATUS_ERROR) { |
2862 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2863 | free_nfs_cb_data(data); | |
2864 | return; | |
2865 | } | |
2866 | if (status == RPC_STATUS_CANCEL) { | |
2867 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2868 | free_nfs_cb_data(data); | |
2869 | return; | |
2870 | } | |
2871 | ||
2872 | res = command_data; | |
2873 | if (res->status != NFS3_OK) { | |
2874 | 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)); | |
2875 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2876 | free_nfs_cb_data(data); | |
2877 | return; | |
2878 | } | |
2879 | ||
2880 | svfs.f_bsize = 4096; | |
2881 | svfs.f_frsize = 4096; | |
2882 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
2883 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
2884 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
2885 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
2886 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 2887 | #if !defined(ANDROID) |
84004dbf RS |
2888 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
2889 | svfs.f_fsid = 0; | |
2890 | svfs.f_flag = 0; | |
2891 | svfs.f_namemax = 256; | |
252aa90d | 2892 | #endif |
84004dbf RS |
2893 | |
2894 | data->cb(0, nfs, &svfs, data->private_data); | |
2895 | free_nfs_cb_data(data); | |
2896 | } | |
2897 | ||
2898 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2899 | { | |
0249c17b RS |
2900 | FSSTAT3args args; |
2901 | ||
2902 | args.fsroot = data->fh; | |
2903 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
84004dbf RS |
2904 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
2905 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2906 | free_nfs_cb_data(data); | |
2907 | return -1; | |
2908 | } | |
2909 | return 0; | |
2910 | } | |
2911 | ||
2912 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2913 | { | |
2914 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2915 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2916 | return -1; |
2917 | } | |
2918 | ||
2919 | return 0; | |
2920 | } | |
2921 | ||
2922 | ||
2923 | ||
2924 | ||
2925 | /* | |
2926 | * Async readlink() | |
2927 | */ | |
f3a75078 | 2928 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2929 | { |
2930 | READLINK3res *res; | |
2931 | struct nfs_cb_data *data = private_data; | |
2932 | struct nfs_context *nfs = data->nfs; | |
2933 | ||
f3a75078 RS |
2934 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2935 | ||
84004dbf RS |
2936 | if (status == RPC_STATUS_ERROR) { |
2937 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2938 | free_nfs_cb_data(data); | |
2939 | return; | |
2940 | } | |
2941 | if (status == RPC_STATUS_CANCEL) { | |
2942 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2943 | free_nfs_cb_data(data); | |
2944 | return; | |
2945 | } | |
2946 | ||
2947 | res = command_data; | |
2948 | if (res->status != NFS3_OK) { | |
2949 | 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)); | |
2950 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2951 | free_nfs_cb_data(data); | |
2952 | return; | |
2953 | } | |
2954 | ||
2955 | ||
2956 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); | |
2957 | free_nfs_cb_data(data); | |
2958 | } | |
2959 | ||
2960 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2961 | { | |
16104b27 RS |
2962 | READLINK3args args; |
2963 | ||
2452c57f | 2964 | args.symlink = data->fh; |
16104b27 | 2965 | |
7cd23ccc | 2966 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
84004dbf RS |
2967 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
2968 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2969 | free_nfs_cb_data(data); | |
2970 | return -1; | |
2971 | } | |
2972 | return 0; | |
2973 | } | |
2974 | ||
2975 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2976 | { | |
2977 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2978 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2979 | return -1; |
2980 | } | |
2981 | ||
2982 | return 0; | |
2983 | } | |
2984 | ||
2985 | ||
2986 | ||
2987 | ||
2988 | /* | |
2989 | * Async chmod() | |
2990 | */ | |
f3a75078 | 2991 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2992 | { |
2993 | struct nfs_cb_data *data = private_data; | |
2994 | struct nfs_context *nfs = data->nfs; | |
2995 | SETATTR3res *res; | |
2996 | ||
f3a75078 RS |
2997 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2998 | ||
84004dbf RS |
2999 | if (status == RPC_STATUS_ERROR) { |
3000 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3001 | free_nfs_cb_data(data); | |
3002 | return; | |
3003 | } | |
3004 | if (status == RPC_STATUS_CANCEL) { | |
3005 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3006 | free_nfs_cb_data(data); | |
3007 | return; | |
3008 | } | |
3009 | ||
3010 | res = command_data; | |
3011 | if (res->status != NFS3_OK) { | |
3012 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3013 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3014 | free_nfs_cb_data(data); | |
3015 | return; | |
3016 | } | |
3017 | ||
3018 | data->cb(0, nfs, NULL, data->private_data); | |
3019 | free_nfs_cb_data(data); | |
3020 | } | |
3021 | ||
3022 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3023 | { | |
3024 | SETATTR3args args; | |
3025 | ||
ea98629a | 3026 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3027 | args.object = data->fh; |
84004dbf RS |
3028 | args.new_attributes.mode.set_it = 1; |
3029 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3030 | ||
b701254d | 3031 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
84004dbf RS |
3032 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3033 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3034 | free_nfs_cb_data(data); | |
3035 | return -1; | |
3036 | } | |
3037 | return 0; | |
3038 | } | |
3039 | ||
3040 | ||
3041 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3042 | { | |
3043 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 3044 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3045 | return -1; |
3046 | } | |
3047 | ||
3048 | return 0; | |
3049 | } | |
3050 | ||
3051 | /* | |
3052 | * Async fchmod() | |
3053 | */ | |
3054 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3055 | { | |
3056 | struct nfs_cb_data *data; | |
3057 | ||
3058 | data = malloc(sizeof(struct nfs_cb_data)); | |
3059 | if (data == NULL) { | |
cbbf9d3e | 3060 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
3061 | return -1; |
3062 | } | |
ea98629a | 3063 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3064 | data->nfs = nfs; |
3065 | data->cb = cb; | |
3066 | data->private_data = private_data; | |
3067 | data->continue_int = mode; | |
3068 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3069 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3070 | if (data->fh.data.data_val == NULL) { | |
3071 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3072 | free_nfs_cb_data(data); | |
3073 | return -1; | |
3074 | } | |
3075 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3076 | ||
3077 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
3078 | free_nfs_cb_data(data); | |
3079 | return -1; | |
3080 | } | |
3081 | ||
3082 | return 0; | |
3083 | } | |
3084 | ||
3085 | ||
3086 | ||
3087 | /* | |
3088 | * Async chown() | |
3089 | */ | |
f3a75078 | 3090 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3091 | { |
3092 | struct nfs_cb_data *data = private_data; | |
3093 | struct nfs_context *nfs = data->nfs; | |
3094 | SETATTR3res *res; | |
3095 | ||
f3a75078 RS |
3096 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3097 | ||
84004dbf RS |
3098 | if (status == RPC_STATUS_ERROR) { |
3099 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3100 | free_nfs_cb_data(data); | |
3101 | return; | |
3102 | } | |
3103 | if (status == RPC_STATUS_CANCEL) { | |
3104 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3105 | free_nfs_cb_data(data); | |
3106 | return; | |
3107 | } | |
3108 | ||
3109 | res = command_data; | |
3110 | if (res->status != NFS3_OK) { | |
3111 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3112 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3113 | free_nfs_cb_data(data); | |
3114 | return; | |
3115 | } | |
3116 | ||
3117 | data->cb(0, nfs, NULL, data->private_data); | |
3118 | free_nfs_cb_data(data); | |
3119 | } | |
3120 | ||
3121 | struct nfs_chown_data { | |
3122 | uid_t uid; | |
3123 | gid_t gid; | |
3124 | }; | |
3125 | ||
3126 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3127 | { | |
3128 | SETATTR3args args; | |
3129 | struct nfs_chown_data *chown_data = data->continue_data; | |
3130 | ||
ea98629a | 3131 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3132 | args.object = data->fh; |
84004dbf RS |
3133 | if (chown_data->uid != (uid_t)-1) { |
3134 | args.new_attributes.uid.set_it = 1; | |
3135 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3136 | } | |
3137 | if (chown_data->gid != (gid_t)-1) { | |
3138 | args.new_attributes.gid.set_it = 1; | |
3139 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3140 | } | |
3141 | ||
b701254d | 3142 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
84004dbf RS |
3143 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3144 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3145 | free_nfs_cb_data(data); | |
3146 | return -1; | |
3147 | } | |
3148 | return 0; | |
3149 | } | |
3150 | ||
3151 | ||
3152 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3153 | { | |
3154 | struct nfs_chown_data *chown_data; | |
3155 | ||
3156 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3157 | if (chown_data == NULL) { | |
cbbf9d3e | 3158 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3159 | return -1; |
3160 | } | |
3161 | ||
3162 | chown_data->uid = uid; | |
3163 | chown_data->gid = gid; | |
3164 | ||
3165 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3166 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3167 | return -1; |
3168 | } | |
3169 | ||
3170 | return 0; | |
3171 | } | |
3172 | ||
3173 | ||
3174 | /* | |
3175 | * Async fchown() | |
3176 | */ | |
3177 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3178 | { | |
3179 | struct nfs_cb_data *data; | |
3180 | struct nfs_chown_data *chown_data; | |
3181 | ||
3182 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3183 | if (chown_data == NULL) { | |
cbbf9d3e | 3184 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3185 | return -1; |
3186 | } | |
3187 | ||
3188 | chown_data->uid = uid; | |
3189 | chown_data->gid = gid; | |
3190 | ||
3191 | ||
3192 | data = malloc(sizeof(struct nfs_cb_data)); | |
3193 | if (data == NULL) { | |
cbbf9d3e | 3194 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
84004dbf RS |
3195 | return -1; |
3196 | } | |
ea98629a | 3197 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3198 | data->nfs = nfs; |
3199 | data->cb = cb; | |
3200 | data->private_data = private_data; | |
3201 | data->continue_data = chown_data; | |
3202 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3203 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3204 | if (data->fh.data.data_val == NULL) { | |
3205 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3206 | free_nfs_cb_data(data); | |
3207 | return -1; | |
3208 | } | |
3209 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3210 | ||
3211 | ||
3212 | if (nfs_chown_continue_internal(nfs, data) != 0) { | |
3213 | free_nfs_cb_data(data); | |
3214 | return -1; | |
3215 | } | |
3216 | ||
3217 | return 0; | |
3218 | } | |
3219 | ||
3220 | ||
3221 | ||
3222 | ||
3223 | ||
3224 | /* | |
3225 | * Async utimes() | |
3226 | */ | |
f3a75078 | 3227 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3228 | { |
3229 | struct nfs_cb_data *data = private_data; | |
3230 | struct nfs_context *nfs = data->nfs; | |
3231 | SETATTR3res *res; | |
3232 | ||
f3a75078 RS |
3233 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3234 | ||
84004dbf RS |
3235 | if (status == RPC_STATUS_ERROR) { |
3236 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3237 | free_nfs_cb_data(data); | |
3238 | return; | |
3239 | } | |
3240 | if (status == RPC_STATUS_CANCEL) { | |
3241 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3242 | free_nfs_cb_data(data); | |
3243 | return; | |
3244 | } | |
3245 | ||
3246 | res = command_data; | |
3247 | if (res->status != NFS3_OK) { | |
3248 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3249 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3250 | free_nfs_cb_data(data); | |
3251 | return; | |
3252 | } | |
3253 | ||
3254 | data->cb(0, nfs, NULL, data->private_data); | |
3255 | free_nfs_cb_data(data); | |
3256 | } | |
3257 | ||
3258 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3259 | { | |
3260 | SETATTR3args args; | |
3261 | struct timeval *utimes_data = data->continue_data; | |
3262 | ||
ea98629a | 3263 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3264 | args.object = data->fh; |
84004dbf RS |
3265 | if (utimes_data != NULL) { |
3266 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3267 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3268 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3269 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3270 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3271 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3272 | } else { | |
3273 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3274 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3275 | } | |
3276 | ||
b701254d | 3277 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
84004dbf RS |
3278 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3279 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3280 | free_nfs_cb_data(data); | |
3281 | return -1; | |
3282 | } | |
3283 | return 0; | |
3284 | } | |
3285 | ||
3286 | ||
3287 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3288 | { | |
3289 | struct timeval *new_times = NULL; | |
3290 | ||
3291 | if (times != NULL) { | |
3292 | new_times = malloc(sizeof(struct timeval)*2); | |
3293 | if (new_times == NULL) { | |
cbbf9d3e | 3294 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3295 | return -1; |
3296 | } | |
3297 | ||
3298 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3299 | } | |
3300 | ||
3301 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3302 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3303 | return -1; |
3304 | } | |
3305 | ||
3306 | return 0; | |
3307 | } | |
3308 | ||
3309 | /* | |
3310 | * Async utime() | |
3311 | */ | |
3312 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3313 | { | |
3314 | struct timeval *new_times = NULL; | |
3315 | ||
3316 | if (times != NULL) { | |
3317 | new_times = malloc(sizeof(struct timeval)*2); | |
3318 | if (new_times == NULL) { | |
cbbf9d3e | 3319 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3320 | return -1; |
3321 | } | |
3322 | ||
3323 | new_times[0].tv_sec = times->actime; | |
3324 | new_times[0].tv_usec = 0; | |
3325 | new_times[1].tv_sec = times->modtime; | |
3326 | new_times[1].tv_usec = 0; | |
3327 | } | |
3328 | ||
3329 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3330 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3331 | return -1; |
3332 | } | |
3333 | ||
3334 | return 0; | |
3335 | } | |
84004dbf RS |
3336 | |
3337 | ||
3338 | /* | |
3339 | * Async access() | |
3340 | */ | |
f3a75078 | 3341 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3342 | { |
3343 | ACCESS3res *res; | |
3344 | struct nfs_cb_data *data = private_data; | |
3345 | struct nfs_context *nfs = data->nfs; | |
3346 | unsigned int nfsmode = 0; | |
3347 | ||
f3a75078 RS |
3348 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3349 | ||
84004dbf RS |
3350 | if (status == RPC_STATUS_ERROR) { |
3351 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3352 | free_nfs_cb_data(data); | |
3353 | return; | |
3354 | } | |
3355 | if (status == RPC_STATUS_CANCEL) { | |
3356 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3357 | free_nfs_cb_data(data); | |
3358 | return; | |
3359 | } | |
3360 | ||
3361 | res = command_data; | |
3362 | if (res->status != NFS3_OK) { | |
3363 | 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)); | |
3364 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3365 | free_nfs_cb_data(data); | |
3366 | return; | |
3367 | } | |
3368 | ||
3369 | if (data->continue_int & R_OK) { | |
3370 | nfsmode |= ACCESS3_READ; | |
3371 | } | |
3372 | if (data->continue_int & W_OK) { | |
3373 | nfsmode |= ACCESS3_MODIFY; | |
3374 | } | |
3375 | if (data->continue_int & X_OK) { | |
3376 | nfsmode |= ACCESS3_EXECUTE; | |
3377 | } | |
3378 | ||
3379 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3380 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3381 | nfsmode&ACCESS3_READ?'r':'-', | |
3382 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3383 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3384 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3385 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3386 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3387 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3388 | free_nfs_cb_data(data); | |
3389 | return; | |
3390 | } | |
3391 | ||
3392 | data->cb(0, nfs, NULL, data->private_data); | |
3393 | free_nfs_cb_data(data); | |
3394 | } | |
3395 | ||
3396 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3397 | { | |
3398 | int nfsmode = 0; | |
463d59bf | 3399 | ACCESS3args args; |
84004dbf RS |
3400 | |
3401 | if (data->continue_int & R_OK) { | |
3402 | nfsmode |= ACCESS3_READ; | |
3403 | } | |
3404 | if (data->continue_int & W_OK) { | |
3405 | nfsmode |= ACCESS3_MODIFY; | |
3406 | } | |
3407 | if (data->continue_int & X_OK) { | |
3408 | nfsmode |= ACCESS3_EXECUTE; | |
3409 | } | |
3410 | ||
463d59bf | 3411 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 3412 | args.object = data->fh; |
463d59bf RS |
3413 | args.access = nfsmode; |
3414 | ||
3415 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
84004dbf RS |
3416 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
3417 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3418 | free_nfs_cb_data(data); | |
3419 | return -1; | |
3420 | } | |
3421 | return 0; | |
3422 | } | |
3423 | ||
3424 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3425 | { | |
3426 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3427 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3428 | return -1; | |
84004dbf RS |
3429 | } |
3430 | ||
3431 | return 0; | |
3432 | } | |
3433 | ||
3434 | ||
3435 | ||
3436 | /* | |
3437 | * Async symlink() | |
3438 | */ | |
3439 | struct nfs_symlink_data { | |
3440 | char *oldpath; | |
3441 | char *newpathparent; | |
3442 | char *newpathobject; | |
3443 | }; | |
3444 | ||
3445 | static void free_nfs_symlink_data(void *mem) | |
3446 | { | |
3447 | struct nfs_symlink_data *data = mem; | |
3448 | ||
3449 | if (data->oldpath != NULL) { | |
3450 | free(data->oldpath); | |
3451 | } | |
3452 | if (data->newpathparent != NULL) { | |
3453 | free(data->newpathparent); | |
3454 | } | |
3455 | if (data->newpathobject != NULL) { | |
3456 | free(data->newpathobject); | |
3457 | } | |
3458 | free(data); | |
3459 | } | |
3460 | ||
f3a75078 | 3461 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3462 | { |
3463 | SYMLINK3res *res; | |
3464 | struct nfs_cb_data *data = private_data; | |
3465 | struct nfs_context *nfs = data->nfs; | |
3466 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
3467 | ||
f3a75078 RS |
3468 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3469 | ||
84004dbf RS |
3470 | if (status == RPC_STATUS_ERROR) { |
3471 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3472 | free_nfs_cb_data(data); | |
3473 | return; | |
3474 | } | |
3475 | if (status == RPC_STATUS_CANCEL) { | |
3476 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3477 | free_nfs_cb_data(data); | |
3478 | return; | |
3479 | } | |
3480 | ||
3481 | res = command_data; | |
3482 | if (res->status != NFS3_OK) { | |
3483 | 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)); | |
3484 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3485 | free_nfs_cb_data(data); | |
3486 | return; | |
3487 | } | |
3488 | ||
3489 | data->cb(0, nfs, NULL, data->private_data); | |
3490 | free_nfs_cb_data(data); | |
3491 | } | |
3492 | ||
3493 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3494 | { | |
3495 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
87f81c85 | 3496 | SYMLINK3args args; |
84004dbf | 3497 | |
87f81c85 | 3498 | memset(&args, 0, sizeof(SYMLINK3args)); |
2452c57f | 3499 | args.where.dir = data->fh; |
87f81c85 RS |
3500 | args.where.name = symlink_data->newpathobject; |
3501 | args.symlink.symlink_attributes.mode.set_it = 1; | |
3502 | args.symlink.symlink_attributes.mode.set_mode3_u.mode = S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP|S_IWGRP|S_IXGRP|S_IROTH|S_IWOTH|S_IXOTH; | |
3503 | args.symlink.symlink_data = symlink_data->oldpath; | |
8e255816 | 3504 | |
87f81c85 | 3505 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
84004dbf RS |
3506 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3507 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3508 | free_nfs_cb_data(data); | |
3509 | return -1; | |
3510 | } | |
3511 | return 0; | |
3512 | } | |
3513 | ||
3514 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3515 | { | |
3516 | char *ptr; | |
3517 | struct nfs_symlink_data *symlink_data; | |
3518 | ||
3519 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3520 | if (symlink_data == NULL) { | |
cbbf9d3e | 3521 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3522 | return -1; |
3523 | } | |
ea98629a | 3524 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3525 | |
3526 | symlink_data->oldpath = strdup(oldpath); | |
3527 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3528 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3529 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3530 | return -1; |
84004dbf RS |
3531 | } |
3532 | ||
3533 | symlink_data->newpathparent = strdup(newpath); | |
3534 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3535 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3536 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3537 | return -1; |
84004dbf RS |
3538 | } |
3539 | ||
93e9306f | 3540 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3541 | if (ptr == NULL) { |
cbbf9d3e | 3542 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3543 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3544 | return -1; |
84004dbf RS |
3545 | } |
3546 | *ptr = 0; | |
3547 | ptr++; | |
3548 | ||
3549 | symlink_data->newpathobject = strdup(ptr); | |
3550 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3551 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3552 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3553 | return -1; |
84004dbf RS |
3554 | } |
3555 | ||
3556 | 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 |
3557 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3558 | return -1; | |
84004dbf RS |
3559 | } |
3560 | ||
3561 | return 0; | |
3562 | } | |
3563 | ||
3564 | ||
3565 | ||
3566 | /* | |
3567 | * Async rename() | |
3568 | */ | |
3569 | struct nfs_rename_data { | |
3570 | char *oldpath; | |
3571 | char *oldobject; | |
3572 | struct nfs_fh3 olddir; | |
3573 | char *newpath; | |
3574 | char *newobject; | |
3575 | struct nfs_fh3 newdir; | |
3576 | }; | |
3577 | ||
3578 | static void free_nfs_rename_data(void *mem) | |
3579 | { | |
3580 | struct nfs_rename_data *data = mem; | |
3581 | ||
3582 | if (data->oldpath != NULL) { | |
3583 | free(data->oldpath); | |
3584 | } | |
3585 | if (data->olddir.data.data_val != NULL) { | |
3586 | free(data->olddir.data.data_val); | |
3587 | } | |
3588 | if (data->newpath != NULL) { | |
3589 | free(data->newpath); | |
3590 | } | |
3591 | if (data->newdir.data.data_val != NULL) { | |
3592 | free(data->newdir.data.data_val); | |
3593 | } | |
3594 | free(data); | |
3595 | } | |
3596 | ||
f3a75078 | 3597 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3598 | { |
3599 | RENAME3res *res; | |
3600 | struct nfs_cb_data *data = private_data; | |
3601 | struct nfs_context *nfs = data->nfs; | |
3602 | struct nfs_rename_data *rename_data = data->continue_data; | |
3603 | ||
f3a75078 RS |
3604 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3605 | ||
84004dbf RS |
3606 | if (status == RPC_STATUS_ERROR) { |
3607 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3608 | free_nfs_cb_data(data); | |
3609 | return; | |
3610 | } | |
3611 | if (status == RPC_STATUS_CANCEL) { | |
3612 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3613 | free_nfs_cb_data(data); | |
3614 | return; | |
3615 | } | |
3616 | ||
3617 | res = command_data; | |
3618 | if (res->status != NFS3_OK) { | |
3619 | 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)); | |
3620 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3621 | free_nfs_cb_data(data); | |
3622 | return; | |
3623 | } | |
3624 | ||
3625 | data->cb(0, nfs, NULL, data->private_data); | |
3626 | free_nfs_cb_data(data); | |
3627 | } | |
3628 | ||
3629 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3630 | { | |
3631 | struct nfs_rename_data *rename_data = data->continue_data; | |
5940c705 | 3632 | RENAME3args args; |
84004dbf RS |
3633 | |
3634 | /* steal the filehandle */ | |
2452c57f | 3635 | rename_data->newdir = data->fh; |
84004dbf RS |
3636 | data->fh.data.data_val = NULL; |
3637 | ||
5940c705 RS |
3638 | args.from.dir = rename_data->olddir; |
3639 | args.from.name = rename_data->oldobject; | |
3640 | args.to.dir = rename_data->newdir; | |
3641 | args.to.name = rename_data->newobject; | |
3642 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
84004dbf RS |
3643 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
3644 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3645 | free_nfs_cb_data(data); | |
3646 | return -1; | |
3647 | } | |
3648 | return 0; | |
3649 | } | |
3650 | ||
3651 | ||
3652 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3653 | { | |
3654 | struct nfs_rename_data *rename_data = data->continue_data; | |
3655 | ||
3656 | /* steal the filehandle */ | |
2452c57f | 3657 | rename_data->olddir = data->fh; |
84004dbf RS |
3658 | data->fh.data.data_val = NULL; |
3659 | ||
3660 | 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) { | |
3661 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath); | |
3662 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3663 | free_nfs_cb_data(data); | |
3664 | return -1; | |
3665 | } | |
3666 | data->continue_data = NULL; | |
3667 | free_nfs_cb_data(data); | |
3668 | ||
3669 | return 0; | |
3670 | } | |
3671 | ||
3672 | ||
3673 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3674 | { | |
3675 | char *ptr; | |
3676 | struct nfs_rename_data *rename_data; | |
3677 | ||
3678 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3679 | if (rename_data == NULL) { | |
cbbf9d3e | 3680 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3681 | return -1; |
3682 | } | |
ea98629a | 3683 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3684 | |
3685 | rename_data->oldpath = strdup(oldpath); | |
3686 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3687 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3688 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3689 | return -1; |
84004dbf | 3690 | } |
93e9306f | 3691 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3692 | if (ptr == NULL) { |
cbbf9d3e | 3693 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3694 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3695 | return -1; |
84004dbf RS |
3696 | } |
3697 | *ptr = 0; | |
3698 | ptr++; | |
3699 | rename_data->oldobject = ptr; | |
3700 | ||
3701 | ||
3702 | rename_data->newpath = strdup(newpath); | |
3703 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3704 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3705 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3706 | return -1; |
84004dbf | 3707 | } |
93e9306f | 3708 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3709 | if (ptr == NULL) { |
cbbf9d3e | 3710 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3711 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3712 | return -1; |
84004dbf RS |
3713 | } |
3714 | *ptr = 0; | |
3715 | ptr++; | |
3716 | rename_data->newobject = ptr; | |
3717 | ||
3718 | ||
3719 | 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 |
3720 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3721 | return -1; | |
84004dbf RS |
3722 | } |
3723 | ||
3724 | return 0; | |
3725 | } | |
3726 | ||
3727 | ||
3728 | /* | |
3729 | * Async link() | |
3730 | */ | |
3731 | struct nfs_link_data { | |
3732 | char *oldpath; | |
3733 | struct nfs_fh3 oldfh; | |
3734 | char *newpath; | |
3735 | char *newobject; | |
3736 | struct nfs_fh3 newdir; | |
3737 | }; | |
3738 | ||
3739 | static void free_nfs_link_data(void *mem) | |
3740 | { | |
3741 | struct nfs_link_data *data = mem; | |
3742 | ||
3743 | if (data->oldpath != NULL) { | |
3744 | free(data->oldpath); | |
3745 | } | |
3746 | if (data->oldfh.data.data_val != NULL) { | |
3747 | free(data->oldfh.data.data_val); | |
3748 | } | |
3749 | if (data->newpath != NULL) { | |
3750 | free(data->newpath); | |
3751 | } | |
3752 | if (data->newdir.data.data_val != NULL) { | |
3753 | free(data->newdir.data.data_val); | |
3754 | } | |
3755 | free(data); | |
3756 | } | |
3757 | ||
f3a75078 | 3758 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3759 | { |
3760 | LINK3res *res; | |
3761 | struct nfs_cb_data *data = private_data; | |
3762 | struct nfs_context *nfs = data->nfs; | |
3763 | struct nfs_link_data *link_data = data->continue_data; | |
3764 | ||
f3a75078 RS |
3765 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3766 | ||
84004dbf RS |
3767 | if (status == RPC_STATUS_ERROR) { |
3768 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3769 | free_nfs_cb_data(data); | |
3770 | return; | |
3771 | } | |
3772 | if (status == RPC_STATUS_CANCEL) { | |
3773 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3774 | free_nfs_cb_data(data); | |
3775 | return; | |
3776 | } | |
3777 | ||
3778 | res = command_data; | |
3779 | if (res->status != NFS3_OK) { | |
3780 | 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)); | |
3781 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3782 | free_nfs_cb_data(data); | |
3783 | return; | |
3784 | } | |
3785 | ||
3786 | data->cb(0, nfs, NULL, data->private_data); | |
3787 | free_nfs_cb_data(data); | |
3788 | } | |
3789 | ||
3790 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3791 | { | |
3792 | struct nfs_link_data *link_data = data->continue_data; | |
560f9434 | 3793 | LINK3args args; |
84004dbf RS |
3794 | |
3795 | /* steal the filehandle */ | |
2452c57f | 3796 | link_data->newdir = data->fh; |
84004dbf RS |
3797 | data->fh.data.data_val = NULL; |
3798 | ||
560f9434 RS |
3799 | memset(&args, 0, sizeof(LINK3args)); |
3800 | args.file = link_data->oldfh; | |
3801 | args.link.dir = link_data->newdir; | |
3802 | args.link.name = link_data->newobject; | |
3803 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
84004dbf RS |
3804 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
3805 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3806 | free_nfs_cb_data(data); | |
3807 | return -1; | |
3808 | } | |
3809 | return 0; | |
3810 | } | |
3811 | ||
3812 | ||
3813 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3814 | { | |
3815 | struct nfs_link_data *link_data = data->continue_data; | |
3816 | ||
3817 | /* steal the filehandle */ | |
2452c57f | 3818 | link_data->oldfh = data->fh; |
84004dbf RS |
3819 | data->fh.data.data_val = NULL; |
3820 | ||
3821 | 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) { | |
3822 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
3823 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3824 | free_nfs_cb_data(data); | |
3825 | return -1; | |
3826 | } | |
3827 | data->continue_data = NULL; | |
3828 | free_nfs_cb_data(data); | |
3829 | ||
3830 | return 0; | |
3831 | } | |
3832 | ||
3833 | ||
3834 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3835 | { | |
3836 | char *ptr; | |
3837 | struct nfs_link_data *link_data; | |
3838 | ||
3839 | link_data = malloc(sizeof(struct nfs_link_data)); | |
3840 | if (link_data == NULL) { | |
cbbf9d3e | 3841 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
3842 | return -1; |
3843 | } | |
ea98629a | 3844 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
3845 | |
3846 | link_data->oldpath = strdup(oldpath); | |
3847 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 3848 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3849 | free_nfs_link_data(link_data); |
cbbf9d3e | 3850 | return -1; |
84004dbf RS |
3851 | } |
3852 | ||
3853 | link_data->newpath = strdup(newpath); | |
3854 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 3855 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3856 | free_nfs_link_data(link_data); |
cbbf9d3e | 3857 | return -1; |
84004dbf | 3858 | } |
93e9306f | 3859 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 3860 | if (ptr == NULL) { |
cbbf9d3e | 3861 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3862 | free_nfs_link_data(link_data); |
cbbf9d3e | 3863 | return -1; |
84004dbf RS |
3864 | } |
3865 | *ptr = 0; | |
3866 | ptr++; | |
3867 | link_data->newobject = ptr; | |
3868 | ||
3869 | ||
3870 | 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 |
3871 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3872 | return -1; | |
84004dbf RS |
3873 | } |
3874 | ||
3875 | return 0; | |
3876 | } | |
3877 | ||
3878 | ||
3879 | //qqq replace later with lseek() | |
183451cf | 3880 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
3881 | { |
3882 | return nfsfh->offset; | |
3883 | } | |
3884 | ||
17ef62fa RS |
3885 | |
3886 | ||
3887 | /* | |
3888 | * Get the maximum supported READ3 size by the server | |
3889 | */ | |
183451cf | 3890 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
3891 | { |
3892 | return nfs->readmax; | |
3893 | } | |
3894 | ||
3895 | /* | |
3896 | * Get the maximum supported WRITE3 size by the server | |
3897 | */ | |
183451cf | 3898 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 3899 | { |
e7f3a781 | 3900 | return nfs->writemax; |
17ef62fa | 3901 | } |
1896d37b RS |
3902 | |
3903 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
3904 | { | |
3905 | va_list ap; | |
1e8994af | 3906 | char *str = NULL; |
1896d37b | 3907 | |
1e8994af | 3908 | va_start(ap, error_string); |
2606f9bb RS |
3909 | str = malloc(1024); |
3910 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
3911 | if (nfs->rpc->error_string != NULL) { |
3912 | free(nfs->rpc->error_string); | |
3913 | } | |
1896d37b | 3914 | nfs->rpc->error_string = str; |
a8a1b858 | 3915 | va_end(ap); |
1896d37b | 3916 | } |
7f0242ca RS |
3917 | |
3918 | ||
3919 | ||
3920 | struct mount_cb_data { | |
3921 | rpc_cb cb; | |
3922 | void *private_data; | |
3923 | char *server; | |
3924 | }; | |
3925 | ||
3926 | static void free_mount_cb_data(struct mount_cb_data *data) | |
3927 | { | |
3928 | if (data->server != NULL) { | |
3929 | free(data->server); | |
3930 | data->server = NULL; | |
3931 | } | |
3932 | ||
3933 | free(data); | |
3934 | } | |
3935 | ||
3936 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3937 | { | |
3938 | struct mount_cb_data *data = private_data; | |
3939 | ||
f3a75078 RS |
3940 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3941 | ||
3942 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3943 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3944 | free_mount_cb_data(data); | |
3945 | return; | |
3946 | } | |
3947 | if (status == RPC_STATUS_CANCEL) { | |
3948 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3949 | free_mount_cb_data(data); | |
3950 | return; | |
3951 | } | |
3952 | ||
3953 | data->cb(rpc, 0, command_data, data->private_data); | |
3954 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
3955 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
3956 | } | |
3957 | free_mount_cb_data(data); | |
3958 | } | |
3959 | ||
3960 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3961 | { | |
3962 | struct mount_cb_data *data = private_data; | |
3963 | ||
f3a75078 RS |
3964 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3965 | ||
14a062eb RS |
3966 | /* Dont want any more callbacks even if the socket is closed */ |
3967 | rpc->connect_cb = NULL; | |
3968 | ||
7f0242ca RS |
3969 | if (status == RPC_STATUS_ERROR) { |
3970 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3971 | free_mount_cb_data(data); | |
3972 | return; | |
3973 | } | |
3974 | if (status == RPC_STATUS_CANCEL) { | |
3975 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3976 | free_mount_cb_data(data); | |
3977 | return; | |
3978 | } | |
3979 | ||
eda77ec3 | 3980 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
7f0242ca RS |
3981 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
3982 | free_mount_cb_data(data); | |
3983 | return; | |
3984 | } | |
3985 | } | |
3986 | ||
3987 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3988 | { | |
3989 | struct mount_cb_data *data = private_data; | |
3990 | uint32_t mount_port; | |
3991 | ||
f3a75078 RS |
3992 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3993 | ||
3994 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3995 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3996 | free_mount_cb_data(data); | |
3997 | return; | |
3998 | } | |
3999 | if (status == RPC_STATUS_CANCEL) { | |
4000 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4001 | free_mount_cb_data(data); | |
4002 | return; | |
4003 | } | |
4004 | ||
4005 | mount_port = *(uint32_t *)command_data; | |
4006 | if (mount_port == 0) { | |
4007 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
4008 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
4009 | free_mount_cb_data(data); | |
4010 | return; | |
4011 | } | |
4012 | ||
4013 | rpc_disconnect(rpc, "normal disconnect"); | |
4014 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
4015 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
4016 | free_mount_cb_data(data); | |
4017 | return; | |
4018 | } | |
4019 | } | |
4020 | ||
4021 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4022 | { | |
4023 | struct mount_cb_data *data = private_data; | |
4024 | ||
f3a75078 RS |
4025 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4026 | ||
7f0242ca RS |
4027 | if (status == RPC_STATUS_ERROR) { |
4028 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
4029 | free_mount_cb_data(data); | |
4030 | return; | |
4031 | } | |
4032 | if (status == RPC_STATUS_CANCEL) { | |
4033 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4034 | free_mount_cb_data(data); | |
4035 | return; | |
4036 | } | |
4037 | ||
5c6b1176 | 4038 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
7f0242ca RS |
4039 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4040 | free_mount_cb_data(data); | |
4041 | return; | |
4042 | } | |
4043 | } | |
4044 | ||
4045 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4046 | { | |
4047 | struct mount_cb_data *data = private_data; | |
4048 | ||
f3a75078 RS |
4049 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4050 | ||
14a062eb RS |
4051 | /* Dont want any more callbacks even if the socket is closed */ |
4052 | rpc->connect_cb = NULL; | |
4053 | ||
7f0242ca RS |
4054 | if (status == RPC_STATUS_ERROR) { |
4055 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
4056 | free_mount_cb_data(data); | |
4057 | return; | |
4058 | } | |
4059 | if (status == RPC_STATUS_CANCEL) { | |
4060 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4061 | free_mount_cb_data(data); | |
4062 | return; | |
4063 | } | |
4064 | ||
4065 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
4066 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
4067 | free_mount_cb_data(data); | |
4068 | return; | |
4069 | } | |
4070 | } | |
4071 | ||
4072 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
4073 | { | |
4074 | struct mount_cb_data *data; | |
4075 | ||
f3a75078 RS |
4076 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4077 | ||
7f0242ca RS |
4078 | data = malloc(sizeof(struct mount_cb_data)); |
4079 | if (data == NULL) { | |
4080 | return -1; | |
4081 | } | |
ea98629a | 4082 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
4083 | data->cb = cb; |
4084 | data->private_data = private_data; | |
4085 | data->server = strdup(server); | |
4086 | if (data->server == NULL) { | |
4087 | free_mount_cb_data(data); | |
4088 | return -1; | |
4089 | } | |
4090 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { | |
4091 | free_mount_cb_data(data); | |
4092 | return -1; | |
4093 | } | |
4094 | ||
4095 | return 0; | |
4096 | } | |
4097 | ||
df5af25f RS |
4098 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
4099 | { | |
f3a75078 | 4100 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
4101 | return nfs->rpc; |
4102 | } | |
4103 | ||
b077fdeb RS |
4104 | const char *nfs_get_server(struct nfs_context *nfs) { |
4105 | return nfs->server; | |
4106 | } | |
4107 | ||
4108 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4109 | return nfs->export; | |
4110 | } | |
0ad9a1f1 | 4111 | |
8724c833 RS |
4112 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4113 | return &nfs->rootfh; | |
4114 | } | |
fa3c25be RS |
4115 | |
4116 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4117 | return &nfsfh->fh; | |
4118 | } |