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" | |
6c60e282 | 76 | #include "libnfs-raw-portmap.h" |
1896d37b RS |
77 | #include "libnfs-private.h" |
78 | ||
79 | struct nfsdir { | |
80 | struct nfsdirent *entries; | |
81 | struct nfsdirent *current; | |
82 | }; | |
84004dbf RS |
83 | |
84 | struct nfsfh { | |
85 | struct nfs_fh3 fh; | |
86 | int is_sync; | |
183451cf | 87 | uint64_t offset; |
84004dbf RS |
88 | }; |
89 | ||
1896d37b RS |
90 | struct nfs_context { |
91 | struct rpc_context *rpc; | |
92 | char *server; | |
93 | char *export; | |
94 | struct nfs_fh3 rootfh; | |
183451cf RS |
95 | uint64_t readmax; |
96 | uint64_t writemax; | |
f893b680 | 97 | char *cwd; |
84004dbf RS |
98 | }; |
99 | ||
100 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
101 | { | |
102 | while (nfsdir->entries) { | |
103 | struct nfsdirent *dirent = nfsdir->entries->next; | |
104 | if (nfsdir->entries->name != NULL) { | |
105 | free(nfsdir->entries->name); | |
106 | } | |
107 | free(nfsdir->entries); | |
108 | nfsdir->entries = dirent; | |
109 | } | |
110 | free(nfsdir); | |
111 | } | |
112 | ||
84004dbf RS |
113 | struct nfs_cb_data; |
114 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
115 | ||
116 | struct nfs_cb_data { | |
117 | struct nfs_context *nfs; | |
118 | struct nfsfh *nfsfh; | |
119 | char *saved_path, *path; | |
120 | ||
121 | nfs_cb cb; | |
122 | void *private_data; | |
123 | ||
124 | continue_func continue_cb; | |
125 | void *continue_data; | |
126 | void (*free_continue_data)(void *); | |
127 | int continue_int; | |
128 | ||
129 | struct nfs_fh3 fh; | |
921f877b RS |
130 | |
131 | /* for multi-read/write calls. */ | |
132 | int error; | |
133 | int cancel; | |
1eb4be31 | 134 | int oom; |
921f877b | 135 | int num_calls; |
183451cf | 136 | uint64_t start_offset, max_offset; |
921f877b | 137 | char *buffer; |
1eb4be31 | 138 | size_t request_size; |
027a767e | 139 | char *usrbuf; |
921f877b RS |
140 | }; |
141 | ||
142 | struct nfs_mcb_data { | |
143 | struct nfs_cb_data *data; | |
183451cf RS |
144 | uint64_t offset; |
145 | uint64_t count; | |
84004dbf RS |
146 | }; |
147 | ||
148 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
149 | ||
67ba2239 | 150 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 151 | { |
9896c715 | 152 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
153 | } |
154 | ||
155 | int nfs_get_fd(struct nfs_context *nfs) | |
156 | { | |
157 | return rpc_get_fd(nfs->rpc); | |
158 | } | |
159 | ||
83aa785d RS |
160 | int nfs_queue_length(struct nfs_context *nfs) |
161 | { | |
162 | return rpc_queue_length(nfs->rpc); | |
163 | } | |
164 | ||
84004dbf RS |
165 | int nfs_which_events(struct nfs_context *nfs) |
166 | { | |
167 | return rpc_which_events(nfs->rpc); | |
168 | } | |
169 | ||
170 | int nfs_service(struct nfs_context *nfs, int revents) | |
171 | { | |
172 | return rpc_service(nfs->rpc, revents); | |
173 | } | |
174 | ||
175 | char *nfs_get_error(struct nfs_context *nfs) | |
176 | { | |
177 | return rpc_get_error(nfs->rpc); | |
178 | }; | |
179 | ||
20d6926e | 180 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
36f488dc RS |
181 | { |
182 | if (!strncmp(arg, "tcp-syncnt", 10)) { | |
20d6926e | 183 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 184 | } else if (!strncmp(arg, "uid", 3)) { |
20d6926e | 185 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 186 | } else if (!strncmp(arg, "gid", 3)) { |
20d6926e | 187 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc RS |
188 | } |
189 | return 0; | |
190 | } | |
191 | ||
6bdcd5b6 | 192 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) |
d2ec73c7 PL |
193 | { |
194 | struct nfs_url *urls; | |
195 | char *strp, *flagsp, *strp2; | |
196 | ||
197 | if (strncmp(url, "nfs://", 6)) { | |
198 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
199 | return NULL; | |
200 | } | |
201 | ||
202 | urls = malloc(sizeof(struct nfs_url)); | |
203 | if (urls == NULL) { | |
204 | rpc_set_error(nfs->rpc, "Out of memory"); | |
205 | return NULL; | |
206 | } | |
207 | ||
b70567b6 | 208 | memset(urls, 0x00, sizeof(struct nfs_url)); |
d2ec73c7 PL |
209 | urls->server = strdup(url + 6); |
210 | if (urls->server == NULL) { | |
211 | nfs_destroy_url(urls); | |
212 | rpc_set_error(nfs->rpc, "Out of memory"); | |
213 | return NULL; | |
214 | } | |
215 | ||
216 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
217 | urls->server[0] == '?') { | |
218 | if (incomplete) { | |
219 | flagsp = strchr(urls->server, '?'); | |
220 | goto flags; | |
221 | } | |
222 | nfs_destroy_url(urls); | |
223 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
224 | return NULL; | |
225 | } | |
226 | ||
227 | strp = strchr(urls->server, '/'); | |
228 | if (strp == NULL) { | |
229 | if (incomplete) { | |
230 | flagsp = strchr(urls->server, '?'); | |
231 | goto flags; | |
232 | } | |
233 | nfs_destroy_url(urls); | |
234 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
235 | return NULL; | |
236 | } | |
237 | ||
238 | urls->path = strdup(strp); | |
239 | if (urls->path == NULL) { | |
240 | nfs_destroy_url(urls); | |
241 | rpc_set_error(nfs->rpc, "Out of memory"); | |
242 | return NULL; | |
243 | } | |
244 | *strp = 0; | |
245 | ||
246 | if (dir) { | |
247 | flagsp = strchr(urls->path, '?'); | |
248 | goto flags; | |
249 | } | |
250 | ||
251 | strp = strrchr(urls->path, '/'); | |
252 | if (strp == NULL) { | |
253 | if (incomplete) { | |
254 | flagsp = strchr(urls->path, '?'); | |
255 | goto flags; | |
256 | } | |
257 | nfs_destroy_url(urls); | |
258 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
259 | return NULL; | |
260 | } | |
261 | urls->file = strdup(strp); | |
262 | if (urls->path == NULL) { | |
263 | nfs_destroy_url(urls); | |
264 | rpc_set_error(nfs->rpc, "Out of memory"); | |
265 | return NULL; | |
266 | } | |
267 | *strp = 0; | |
268 | flagsp = strchr(urls->file, '?'); | |
269 | ||
270 | flags: | |
271 | if (flagsp) { | |
272 | *flagsp = 0; | |
273 | } | |
274 | ||
275 | if (urls->file && !strlen(urls->file)) { | |
276 | free(urls->file); | |
277 | urls->file = NULL; | |
278 | if (!incomplete) { | |
279 | nfs_destroy_url(urls); | |
280 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
281 | return NULL; | |
282 | } | |
283 | } | |
284 | ||
d2ec73c7 PL |
285 | while (flagsp != NULL && *(flagsp+1) != 0) { |
286 | strp = flagsp + 1; | |
287 | flagsp = strchr(strp, '&'); | |
288 | if (flagsp) { | |
289 | *flagsp = 0; | |
290 | } | |
291 | strp2 = strchr(strp, '='); | |
292 | if (strp2) { | |
293 | *strp2 = 0; | |
294 | strp2++; | |
20d6926e | 295 | nfs_set_context_args(nfs, strp, strp2); |
d2ec73c7 PL |
296 | } |
297 | } | |
298 | ||
1f1b1c5c PL |
299 | if (urls->server && strlen(urls->server) <= 1) { |
300 | free(urls->server); | |
301 | urls->server = NULL; | |
302 | } | |
303 | ||
d2ec73c7 PL |
304 | return urls; |
305 | } | |
306 | ||
307 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
308 | { | |
309 | return nfs_parse_url(nfs, url, 0, 0); | |
310 | } | |
311 | ||
312 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
313 | { | |
314 | return nfs_parse_url(nfs, url, 1, 0); | |
315 | } | |
316 | ||
317 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
318 | { | |
319 | return nfs_parse_url(nfs, url, 0, 1); | |
320 | } | |
321 | ||
322 | ||
323 | void nfs_destroy_url(struct nfs_url *url) | |
324 | { | |
325 | if (url) { | |
326 | free(url->server); | |
327 | free(url->path); | |
328 | free(url->file); | |
329 | } | |
330 | free(url); | |
331 | } | |
332 | ||
84004dbf RS |
333 | struct nfs_context *nfs_init_context(void) |
334 | { | |
335 | struct nfs_context *nfs; | |
336 | ||
337 | nfs = malloc(sizeof(struct nfs_context)); | |
338 | if (nfs == NULL) { | |
84004dbf RS |
339 | return NULL; |
340 | } | |
f893b680 RS |
341 | memset(nfs, 0, sizeof(struct nfs_context)); |
342 | ||
84004dbf RS |
343 | nfs->rpc = rpc_init_context(); |
344 | if (nfs->rpc == NULL) { | |
84004dbf RS |
345 | free(nfs); |
346 | return NULL; | |
347 | } | |
348 | ||
f893b680 | 349 | nfs->cwd = strdup("/"); |
963c2f83 | 350 | |
84004dbf RS |
351 | return nfs; |
352 | } | |
353 | ||
354 | void nfs_destroy_context(struct nfs_context *nfs) | |
355 | { | |
356 | rpc_destroy_context(nfs->rpc); | |
357 | nfs->rpc = NULL; | |
358 | ||
359 | if (nfs->server) { | |
360 | free(nfs->server); | |
361 | nfs->server = NULL; | |
362 | } | |
363 | ||
364 | if (nfs->export) { | |
365 | free(nfs->export); | |
366 | nfs->export = NULL; | |
367 | } | |
368 | ||
f893b680 RS |
369 | if (nfs->cwd) { |
370 | free(nfs->cwd); | |
371 | nfs->cwd = NULL; | |
372 | } | |
373 | ||
84004dbf RS |
374 | if (nfs->rootfh.data.data_val != NULL) { |
375 | free(nfs->rootfh.data.data_val); | |
376 | nfs->rootfh.data.data_val = NULL; | |
377 | } | |
378 | ||
379 | free(nfs); | |
380 | } | |
381 | ||
8733f38d RS |
382 | struct rpc_cb_data { |
383 | char *server; | |
384 | uint32_t program; | |
385 | uint32_t version; | |
386 | ||
387 | rpc_cb cb; | |
388 | void *private_data; | |
2452c57f | 389 | }; |
8733f38d RS |
390 | |
391 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
392 | { | |
393 | free(data->server); | |
394 | data->server = NULL; | |
395 | free(data); | |
396 | } | |
397 | ||
f694a287 RS |
398 | static void rpc_connect_program_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
399 | { | |
400 | struct rpc_cb_data *data = private_data; | |
401 | ||
402 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
403 | ||
404 | /* Dont want any more callbacks even if the socket is closed */ | |
405 | rpc->connect_cb = NULL; | |
406 | ||
407 | if (status == RPC_STATUS_ERROR) { | |
408 | data->cb(rpc, status, command_data, data->private_data); | |
409 | free_rpc_cb_data(data); | |
410 | return; | |
411 | } | |
412 | if (status == RPC_STATUS_CANCEL) { | |
413 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
414 | free_rpc_cb_data(data); | |
415 | return; | |
416 | } | |
417 | ||
418 | data->cb(rpc, status, NULL, data->private_data); | |
419 | free_rpc_cb_data(data); | |
420 | } | |
421 | ||
8733f38d RS |
422 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
423 | { | |
424 | struct rpc_cb_data *data = private_data; | |
425 | ||
426 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
427 | ||
428 | /* Dont want any more callbacks even if the socket is closed */ | |
429 | rpc->connect_cb = NULL; | |
430 | ||
431 | if (status == RPC_STATUS_ERROR) { | |
432 | data->cb(rpc, status, command_data, data->private_data); | |
433 | free_rpc_cb_data(data); | |
434 | return; | |
435 | } | |
436 | if (status == RPC_STATUS_CANCEL) { | |
437 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
438 | free_rpc_cb_data(data); | |
439 | return; | |
440 | } | |
441 | ||
f694a287 RS |
442 | switch (data->program) { |
443 | case MOUNT_PROGRAM: | |
444 | if (rpc_mount3_null_async(rpc, rpc_connect_program_5_cb, | |
445 | data) != 0) { | |
446 | data->cb(rpc, status, command_data, data->private_data); | |
447 | free_rpc_cb_data(data); | |
448 | return; | |
449 | } | |
450 | return; | |
451 | case NFS_PROGRAM: | |
452 | if (rpc_nfs3_null_async(rpc, rpc_connect_program_5_cb, | |
453 | data) != 0) { | |
454 | data->cb(rpc, status, command_data, data->private_data); | |
455 | free_rpc_cb_data(data); | |
456 | return; | |
457 | } | |
458 | return; | |
459 | } | |
460 | ||
8733f38d RS |
461 | data->cb(rpc, status, NULL, data->private_data); |
462 | free_rpc_cb_data(data); | |
463 | } | |
464 | ||
465 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
466 | { | |
467 | struct rpc_cb_data *data = private_data; | |
24f45c54 | 468 | struct pmap3_string_result *gar; |
6c60e282 RS |
469 | uint32_t rpc_port = 0; |
470 | unsigned char *ptr; | |
8733f38d RS |
471 | |
472 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
473 | ||
4b1ae88a | 474 | if (status == RPC_STATUS_ERROR) { |
8733f38d RS |
475 | data->cb(rpc, status, command_data, data->private_data); |
476 | free_rpc_cb_data(data); | |
477 | return; | |
478 | } | |
479 | if (status == RPC_STATUS_CANCEL) { | |
480 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
481 | free_rpc_cb_data(data); | |
482 | return; | |
483 | } | |
484 | ||
6c60e282 RS |
485 | switch (rpc->s.ss_family) { |
486 | case AF_INET: | |
487 | rpc_port = *(uint32_t *)command_data; | |
488 | break; | |
489 | case AF_INET6: | |
490 | /* ouch. portmapper and ipv6 are not great */ | |
491 | gar = command_data; | |
492 | if (gar->addr == NULL) { | |
493 | break; | |
494 | } | |
495 | ptr = strrchr(gar->addr, '.'); | |
496 | if (ptr == NULL) { | |
497 | break; | |
498 | } | |
499 | rpc_port = atoi(ptr + 1); | |
500 | *ptr = 0; | |
501 | ptr = strrchr(gar->addr, '.'); | |
502 | if (ptr == NULL) { | |
503 | break; | |
504 | } | |
505 | rpc_port += 256 * atoi(ptr + 1); | |
506 | break; | |
507 | } | |
8733f38d RS |
508 | if (rpc_port == 0) { |
509 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
510 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
511 | free_rpc_cb_data(data); | |
512 | return; | |
513 | } | |
514 | ||
515 | rpc_disconnect(rpc, "normal disconnect"); | |
516 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
517 | data->cb(rpc, status, command_data, data->private_data); | |
518 | free_rpc_cb_data(data); | |
519 | return; | |
520 | } | |
521 | } | |
522 | ||
523 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
524 | { | |
525 | struct rpc_cb_data *data = private_data; | |
6c60e282 | 526 | struct pmap3_mapping map; |
8733f38d RS |
527 | |
528 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
529 | ||
530 | if (status == RPC_STATUS_ERROR) { | |
531 | data->cb(rpc, status, command_data, data->private_data); | |
532 | free_rpc_cb_data(data); | |
533 | return; | |
534 | } | |
535 | if (status == RPC_STATUS_CANCEL) { | |
536 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
537 | free_rpc_cb_data(data); | |
538 | return; | |
539 | } | |
540 | ||
6c60e282 RS |
541 | switch (rpc->s.ss_family) { |
542 | case AF_INET: | |
543 | if (rpc_pmap2_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
544 | data->cb(rpc, status, command_data, data->private_data); | |
545 | free_rpc_cb_data(data); | |
546 | return; | |
547 | } | |
548 | break; | |
549 | case AF_INET6: | |
550 | map.prog=data->program; | |
551 | map.vers=data->version; | |
552 | map.netid=""; | |
553 | map.addr=""; | |
554 | map.owner=""; | |
555 | if (rpc_pmap3_getaddr_async(rpc, &map, rpc_connect_program_3_cb, private_data) != 0) { | |
556 | data->cb(rpc, status, command_data, data->private_data); | |
557 | free_rpc_cb_data(data); | |
558 | return; | |
559 | } | |
560 | break; | |
8733f38d RS |
561 | } |
562 | } | |
563 | ||
564 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
565 | { | |
566 | struct rpc_cb_data *data = private_data; | |
567 | ||
568 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
569 | ||
570 | /* Dont want any more callbacks even if the socket is closed */ | |
571 | rpc->connect_cb = NULL; | |
572 | ||
573 | if (status == RPC_STATUS_ERROR) { | |
574 | data->cb(rpc, status, command_data, data->private_data); | |
575 | free_rpc_cb_data(data); | |
576 | return; | |
577 | } | |
578 | if (status == RPC_STATUS_CANCEL) { | |
579 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
580 | free_rpc_cb_data(data); | |
581 | return; | |
582 | } | |
583 | ||
6c60e282 RS |
584 | switch (rpc->s.ss_family) { |
585 | case AF_INET: | |
586 | if (rpc_pmap2_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
587 | data->cb(rpc, status, command_data, data->private_data); | |
588 | free_rpc_cb_data(data); | |
589 | return; | |
590 | } | |
591 | break; | |
592 | case AF_INET6: | |
593 | if (rpc_pmap3_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
594 | data->cb(rpc, status, command_data, data->private_data); | |
595 | free_rpc_cb_data(data); | |
596 | return; | |
597 | } | |
598 | break; | |
8733f38d RS |
599 | } |
600 | } | |
601 | ||
f694a287 | 602 | int rpc_connect_program_async(struct rpc_context *rpc, const char *server, int program, int version, rpc_cb cb, void *private_data) |
8733f38d RS |
603 | { |
604 | struct rpc_cb_data *data; | |
605 | ||
606 | data = malloc(sizeof(struct rpc_cb_data)); | |
607 | if (data == NULL) { | |
608 | return -1; | |
609 | } | |
610 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
611 | data->server = strdup(server); | |
612 | data->program = program; | |
613 | data->version = version; | |
614 | ||
615 | data->cb = cb; | |
616 | data->private_data = private_data; | |
617 | ||
618 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
619 | rpc_set_error(rpc, "Failed to start connection"); | |
620 | free_rpc_cb_data(data); | |
621 | return -1; | |
622 | } | |
623 | return 0; | |
624 | } | |
625 | ||
2fa14f9b | 626 | static void free_nfs_cb_data(struct nfs_cb_data *data) |
84004dbf | 627 | { |
84004dbf | 628 | if (data->continue_data != NULL) { |
206a2ff6 | 629 | assert(data->free_continue_data); |
84004dbf | 630 | data->free_continue_data(data->continue_data); |
84004dbf RS |
631 | } |
632 | ||
2fa14f9b AR |
633 | free(data->saved_path); |
634 | free(data->fh.data.data_val); | |
635 | free(data->buffer); | |
921f877b | 636 | |
84004dbf RS |
637 | free(data); |
638 | } | |
639 | ||
640 | ||
641 | ||
642 | ||
643 | ||
f3a75078 | 644 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
645 | { |
646 | struct nfs_cb_data *data = private_data; | |
647 | struct nfs_context *nfs = data->nfs; | |
648 | ||
f3a75078 RS |
649 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
650 | ||
84004dbf RS |
651 | if (status == RPC_STATUS_ERROR) { |
652 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
653 | free_nfs_cb_data(data); | |
654 | return; | |
655 | } | |
656 | if (status == RPC_STATUS_CANCEL) { | |
657 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
658 | free_nfs_cb_data(data); | |
659 | return; | |
660 | } | |
661 | ||
662 | data->cb(0, nfs, NULL, data->private_data); | |
663 | free_nfs_cb_data(data); | |
664 | } | |
665 | ||
17ef62fa | 666 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
667 | { |
668 | struct nfs_cb_data *data = private_data; | |
669 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 670 | FSINFO3res *res = command_data; |
463d59bf | 671 | struct GETATTR3args args; |
84004dbf | 672 | |
f3a75078 RS |
673 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
674 | ||
84004dbf RS |
675 | if (status == RPC_STATUS_ERROR) { |
676 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
677 | free_nfs_cb_data(data); | |
678 | return; | |
679 | } | |
680 | if (status == RPC_STATUS_CANCEL) { | |
681 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
682 | free_nfs_cb_data(data); | |
683 | return; | |
684 | } | |
685 | ||
17ef62fa RS |
686 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
687 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 688 | |
463d59bf | 689 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 690 | args.object = nfs->rootfh; |
463d59bf RS |
691 | |
692 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
84004dbf RS |
693 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
694 | free_nfs_cb_data(data); | |
695 | return; | |
696 | } | |
697 | } | |
698 | ||
17ef62fa RS |
699 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
700 | { | |
701 | struct nfs_cb_data *data = private_data; | |
702 | struct nfs_context *nfs = data->nfs; | |
c4ba61c5 | 703 | struct FSINFO3args args; |
17ef62fa | 704 | |
f3a75078 RS |
705 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
706 | ||
17ef62fa RS |
707 | if (status == RPC_STATUS_ERROR) { |
708 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
709 | free_nfs_cb_data(data); | |
710 | return; | |
711 | } | |
712 | if (status == RPC_STATUS_CANCEL) { | |
713 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
714 | free_nfs_cb_data(data); | |
715 | return; | |
716 | } | |
717 | ||
c4ba61c5 RS |
718 | args.fsroot = nfs->rootfh; |
719 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
17ef62fa RS |
720 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
721 | free_nfs_cb_data(data); | |
722 | return; | |
723 | } | |
724 | } | |
725 | ||
84004dbf RS |
726 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
727 | { | |
728 | struct nfs_cb_data *data = private_data; | |
729 | struct nfs_context *nfs = data->nfs; | |
730 | mountres3 *res; | |
731 | ||
f3a75078 RS |
732 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
733 | ||
84004dbf RS |
734 | if (status == RPC_STATUS_ERROR) { |
735 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
736 | free_nfs_cb_data(data); | |
737 | return; | |
738 | } | |
739 | if (status == RPC_STATUS_CANCEL) { | |
740 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
741 | free_nfs_cb_data(data); | |
742 | return; | |
743 | } | |
744 | ||
745 | res = command_data; | |
746 | if (res->fhs_status != MNT3_OK) { | |
747 | 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)); | |
748 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
749 | free_nfs_cb_data(data); | |
750 | return; | |
751 | } | |
752 | ||
753 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
754 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
755 | if (nfs->rootfh.data.data_val == NULL) { | |
756 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
757 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
758 | free_nfs_cb_data(data); | |
759 | return; | |
760 | } | |
761 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
762 | ||
763 | rpc_disconnect(rpc, "normal disconnect"); | |
f694a287 RS |
764 | |
765 | if (rpc_connect_program_async(nfs->rpc, nfs->server, NFS_PROGRAM, NFS_V3, nfs_mount_8_cb, data) != 0) { | |
84004dbf RS |
766 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
767 | free_nfs_cb_data(data); | |
768 | return; | |
769 | } | |
f694a287 | 770 | |
1744ef90 RS |
771 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
772 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
773 | } |
774 | ||
775 | ||
776 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
777 | { | |
778 | struct nfs_cb_data *data = private_data; | |
779 | struct nfs_context *nfs = data->nfs; | |
780 | ||
f3a75078 RS |
781 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
782 | ||
84004dbf RS |
783 | if (status == RPC_STATUS_ERROR) { |
784 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
785 | free_nfs_cb_data(data); | |
786 | return; | |
787 | } | |
788 | if (status == RPC_STATUS_CANCEL) { | |
789 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
790 | free_nfs_cb_data(data); | |
791 | return; | |
792 | } | |
793 | ||
eda77ec3 | 794 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
84004dbf RS |
795 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
796 | free_nfs_cb_data(data); | |
797 | return; | |
798 | } | |
799 | } | |
800 | ||
84004dbf RS |
801 | /* |
802 | * Async call for mounting an nfs share and geting the root filehandle | |
803 | */ | |
804 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
805 | { | |
806 | struct nfs_cb_data *data; | |
b077fdeb | 807 | char *new_server, *new_export; |
84004dbf RS |
808 | |
809 | data = malloc(sizeof(struct nfs_cb_data)); | |
810 | if (data == NULL) { | |
cbbf9d3e | 811 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
812 | return -1; |
813 | } | |
ea98629a | 814 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
815 | new_server = strdup(server); |
816 | new_export = strdup(export); | |
817 | if (nfs->server != NULL) { | |
818 | free(nfs->server); | |
b077fdeb RS |
819 | } |
820 | nfs->server = new_server; | |
821 | if (nfs->export != NULL) { | |
822 | free(nfs->export); | |
b077fdeb RS |
823 | } |
824 | nfs->export = new_export; | |
84004dbf RS |
825 | data->nfs = nfs; |
826 | data->cb = cb; | |
827 | data->private_data = private_data; | |
828 | ||
f694a287 | 829 | if (rpc_connect_program_async(nfs->rpc, server, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_5_cb, data) != 0) { |
cbbf9d3e | 830 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 831 | free_nfs_cb_data(data); |
cbbf9d3e | 832 | return -1; |
84004dbf RS |
833 | } |
834 | ||
835 | return 0; | |
836 | } | |
837 | ||
838 | ||
839 | ||
840 | /* | |
841 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
842 | * the filehandle for the final component is found. | |
843 | */ | |
f3a75078 | 844 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
845 | { |
846 | struct nfs_cb_data *data = private_data; | |
847 | struct nfs_context *nfs = data->nfs; | |
848 | LOOKUP3res *res; | |
849 | ||
f3a75078 RS |
850 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
851 | ||
84004dbf RS |
852 | if (status == RPC_STATUS_ERROR) { |
853 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
854 | free_nfs_cb_data(data); | |
855 | return; | |
856 | } | |
857 | if (status == RPC_STATUS_CANCEL) { | |
858 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
859 | free_nfs_cb_data(data); | |
860 | return; | |
861 | } | |
862 | ||
863 | res = command_data; | |
864 | if (res->status != NFS3_OK) { | |
865 | 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)); | |
866 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
867 | free_nfs_cb_data(data); | |
868 | return; | |
869 | } | |
870 | ||
871 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
872 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
873 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
874 | free_nfs_cb_data(data); | |
875 | return; | |
876 | } | |
877 | } | |
878 | ||
879 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
880 | { | |
f893b680 | 881 | char *path, *slash; |
463d59bf | 882 | LOOKUP3args args; |
84004dbf RS |
883 | |
884 | while (*data->path == '/') { | |
885 | data->path++; | |
886 | } | |
887 | ||
888 | path = data->path; | |
f893b680 RS |
889 | slash = strchr(path, '/'); |
890 | if (slash != NULL) { | |
891 | /* Clear slash so that path is a zero terminated string for | |
892 | * the current path component. Set it back to '/' again later | |
893 | * when we are finished referencing this component so that | |
894 | * data->saved_path will still point to the full | |
895 | * normalized path. | |
896 | */ | |
897 | *slash = 0; | |
898 | data->path = slash+1; | |
84004dbf RS |
899 | } else { |
900 | while (*data->path != 0) { | |
901 | data->path++; | |
902 | } | |
903 | } | |
904 | ||
905 | if (*path == 0) { | |
906 | data->fh.data.data_len = fh->data.data_len; | |
907 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
908 | if (data->fh.data.data_val == NULL) { | |
909 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
910 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
911 | free_nfs_cb_data(data); | |
912 | return -1; | |
913 | } | |
914 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
f893b680 RS |
915 | if (slash != NULL) { |
916 | *slash = '/'; | |
917 | } | |
84004dbf RS |
918 | data->continue_cb(nfs, data); |
919 | return 0; | |
920 | } | |
921 | ||
463d59bf RS |
922 | |
923 | memset(&args, 0, sizeof(LOOKUP3args)); | |
2452c57f RS |
924 | args.what.dir = *fh; |
925 | args.what.name = path; | |
463d59bf RS |
926 | |
927 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
84004dbf RS |
928 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
929 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
930 | free_nfs_cb_data(data); | |
931 | return -1; | |
932 | } | |
f893b680 RS |
933 | if (slash != NULL) { |
934 | *slash = '/'; | |
935 | } | |
936 | return 0; | |
937 | } | |
938 | ||
939 | static int nfs_normalize_path(struct nfs_context *nfs, char *path) | |
940 | { | |
941 | char *str; | |
942 | int len; | |
943 | ||
944 | /* // -> / */ | |
4b1ae88a | 945 | while ((str = strstr(path, "//"))) { |
f893b680 RS |
946 | while(*str) { |
947 | *str = *(str + 1); | |
948 | str++; | |
949 | } | |
950 | } | |
951 | ||
952 | /* /./ -> / */ | |
4b1ae88a | 953 | while ((str = strstr(path, "/./"))) { |
f893b680 RS |
954 | while(*(str + 1)) { |
955 | *str = *(str + 2); | |
956 | str++; | |
957 | } | |
958 | } | |
959 | ||
960 | /* ^/../ -> error */ | |
961 | if (!strncmp(path, "/../", 4)) { | |
962 | rpc_set_error(nfs->rpc, | |
963 | "Absolute path starts with '/../' " | |
964 | "during normalization"); | |
965 | return -1; | |
966 | } | |
967 | ||
968 | /* ^[^/] -> error */ | |
969 | if (path[0] != '/') { | |
970 | rpc_set_error(nfs->rpc, | |
971 | "Absolute path does not start with '/'"); | |
972 | return -1; | |
973 | } | |
974 | ||
975 | /* /string/../ -> / */ | |
4b1ae88a | 976 | while ((str = strstr(path, "/../"))) { |
f893b680 RS |
977 | char *tmp; |
978 | ||
979 | if (!strncmp(path, "/../", 4)) { | |
980 | rpc_set_error(nfs->rpc, | |
981 | "Absolute path starts with '/../' " | |
982 | "during normalization"); | |
983 | return -1; | |
984 | } | |
985 | ||
986 | tmp = str - 1; | |
987 | while (*tmp != '/') { | |
988 | tmp--; | |
989 | } | |
990 | str += 3; | |
991 | while((*(tmp++) = *(str++)) != '\0') | |
992 | ; | |
993 | } | |
994 | ||
995 | /* /$ -> \0 */ | |
996 | len = strlen(path); | |
997 | if (len >= 1) { | |
998 | if (path[len - 1] == '/') { | |
999 | path[len - 1] = '\0'; | |
1000 | len--; | |
1001 | } | |
1002 | } | |
1003 | if (path[0] == '\0') { | |
1004 | rpc_set_error(nfs->rpc, | |
1005 | "Absolute path became '' " | |
1006 | "during normalization"); | |
1007 | return -1; | |
1008 | } | |
1009 | ||
1010 | /* /.$ -> \0 */ | |
1011 | if (len >= 2) { | |
1012 | if (!strcmp(&path[len - 2], "/.")) { | |
1013 | path[len - 2] = '\0'; | |
1014 | len -= 2; | |
1015 | } | |
1016 | } | |
1017 | ||
1018 | /* ^/..$ -> error */ | |
1019 | if (!strcmp(path, "/..")) { | |
1020 | rpc_set_error(nfs->rpc, | |
1021 | "Absolute path is '/..' " | |
1022 | "during normalization"); | |
1023 | return -1; | |
1024 | } | |
1025 | ||
1026 | /* /string/..$ -> / */ | |
1027 | if (len >= 3) { | |
1028 | if (!strcmp(&path[len - 3], "/..")) { | |
1029 | char *tmp = &path[len - 3]; | |
1030 | while (*--tmp != '/') | |
1031 | ; | |
4b1ae88a | 1032 | *tmp = '\0'; |
f893b680 RS |
1033 | } |
1034 | } | |
1035 | ||
84004dbf RS |
1036 | return 0; |
1037 | } | |
1038 | ||
1039 | 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) | |
1040 | { | |
1041 | struct nfs_cb_data *data; | |
1042 | ||
f893b680 | 1043 | if (path[0] == '\0') { |
34edf264 | 1044 | path = "."; |
84004dbf RS |
1045 | } |
1046 | ||
1047 | data = malloc(sizeof(struct nfs_cb_data)); | |
1048 | if (data == NULL) { | |
f893b680 RS |
1049 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate " |
1050 | "nfs_cb_data structure"); | |
e59193c9 AR |
1051 | if (free_continue_data) |
1052 | free_continue_data(continue_data); | |
cbbf9d3e | 1053 | return -1; |
84004dbf | 1054 | } |
ea98629a | 1055 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1056 | data->nfs = nfs; |
1057 | data->cb = cb; | |
1058 | data->continue_cb = continue_cb; | |
1059 | data->continue_data = continue_data; | |
1060 | data->free_continue_data = free_continue_data; | |
1061 | data->continue_int = continue_int; | |
1062 | data->private_data = private_data; | |
f893b680 RS |
1063 | if (path[0] == '/') { |
1064 | data->saved_path = strdup(path); | |
1065 | } else { | |
1066 | data->saved_path = malloc(strlen(path) + strlen(nfs->cwd) + 2); | |
1067 | if (data->saved_path == NULL) { | |
1068 | rpc_set_error(nfs->rpc, "out of memory: failed to " | |
1069 | "malloc path string"); | |
1070 | free_nfs_cb_data(data); | |
1071 | return -1; | |
1072 | } | |
1073 | sprintf(data->saved_path, "%s/%s", nfs->cwd, path); | |
1074 | } | |
1075 | ||
84004dbf RS |
1076 | if (data->saved_path == NULL) { |
1077 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 1078 | free_nfs_cb_data(data); |
cbbf9d3e | 1079 | return -1; |
84004dbf | 1080 | } |
f893b680 RS |
1081 | if (nfs_normalize_path(nfs, data->saved_path) != 0) { |
1082 | free_nfs_cb_data(data); | |
1083 | return -1; | |
1084 | } | |
1085 | ||
84004dbf RS |
1086 | data->path = data->saved_path; |
1087 | ||
1088 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
1089 | /* return 0 here since the callback will be invoked if there is a failure */ |
1090 | return 0; | |
1091 | } | |
1092 | return 0; | |
1093 | } | |
1094 | ||
1095 | ||
1096 | ||
1097 | ||
1098 | ||
1099 | /* | |
1100 | * Async stat() | |
1101 | */ | |
f3a75078 | 1102 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1103 | { |
1104 | GETATTR3res *res; | |
1105 | struct nfs_cb_data *data = private_data; | |
1106 | struct nfs_context *nfs = data->nfs; | |
be184101 M |
1107 | #ifdef WIN32 |
1108 | struct __stat64 st; | |
1109 | #else | |
84004dbf | 1110 | struct stat st; |
be184101 | 1111 | #endif |
84004dbf | 1112 | |
f3a75078 RS |
1113 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1114 | ||
84004dbf RS |
1115 | if (status == RPC_STATUS_ERROR) { |
1116 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1117 | free_nfs_cb_data(data); | |
1118 | return; | |
1119 | } | |
1120 | if (status == RPC_STATUS_CANCEL) { | |
1121 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1122 | free_nfs_cb_data(data); | |
1123 | return; | |
1124 | } | |
1125 | ||
1126 | res = command_data; | |
1127 | if (res->status != NFS3_OK) { | |
1128 | 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)); | |
1129 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1130 | free_nfs_cb_data(data); | |
1131 | return; | |
1132 | } | |
1133 | ||
1134 | st.st_dev = -1; | |
1135 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1136 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
1137 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
1138 | st.st_mode |= S_IFDIR ; | |
1139 | } | |
d7ec001f RS |
1140 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1141 | st.st_mode |= S_IFREG ; | |
1142 | } | |
84004dbf RS |
1143 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1144 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1145 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1146 | st.st_rdev = 0; | |
1147 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 1148 | #ifndef WIN32 |
84004dbf RS |
1149 | st.st_blksize = 4096; |
1150 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
4b1ae88a | 1151 | #endif//WIN32 |
84004dbf RS |
1152 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1153 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1154 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1155 | ||
1156 | data->cb(0, nfs, &st, data->private_data); | |
1157 | free_nfs_cb_data(data); | |
1158 | } | |
1159 | ||
1160 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1161 | { | |
463d59bf RS |
1162 | struct GETATTR3args args; |
1163 | ||
1164 | memset(&args, 0, sizeof(GETATTR3args)); | |
2452c57f | 1165 | args.object = data->fh; |
463d59bf RS |
1166 | |
1167 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1168 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1169 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1170 | free_nfs_cb_data(data); | |
1171 | return -1; | |
1172 | } | |
1173 | return 0; | |
1174 | } | |
1175 | ||
1176 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1177 | { | |
1178 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1179 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1180 | return -1; |
1181 | } | |
1182 | ||
1183 | return 0; | |
1184 | } | |
1185 | ||
1186 | ||
479302f7 RS |
1187 | /* |
1188 | * Async nfs_stat64() | |
1189 | */ | |
1190 | static void nfs_stat64_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1191 | { | |
1192 | GETATTR3res *res; | |
1193 | struct nfs_cb_data *data = private_data; | |
1194 | struct nfs_context *nfs = data->nfs; | |
1195 | struct nfs_stat_64 st; | |
1196 | ||
1197 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1198 | ||
1199 | if (status == RPC_STATUS_ERROR) { | |
1200 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1201 | free_nfs_cb_data(data); | |
1202 | return; | |
1203 | } | |
1204 | if (status == RPC_STATUS_CANCEL) { | |
1205 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1206 | free_nfs_cb_data(data); | |
1207 | return; | |
1208 | } | |
1209 | ||
1210 | res = command_data; | |
1211 | if (res->status != NFS3_OK) { | |
1212 | 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)); | |
1213 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1214 | free_nfs_cb_data(data); | |
1215 | return; | |
1216 | } | |
1217 | ||
1218 | st.nfs_dev = -1; | |
1219 | st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1220 | st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
1221 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { | |
1222 | st.nfs_mode |= S_IFDIR ; | |
1223 | } | |
1224 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { | |
1225 | st.nfs_mode |= S_IFREG ; | |
1226 | } | |
1227 | st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; | |
1228 | st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1229 | st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1230 | st.nfs_rdev = 0; | |
1231 | st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
1232 | st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; | |
1233 | st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1234 | st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1235 | ||
1236 | data->cb(0, nfs, &st, data->private_data); | |
1237 | free_nfs_cb_data(data); | |
1238 | } | |
1239 | ||
1240 | static int nfs_stat64_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1241 | { | |
1242 | struct GETATTR3args args; | |
1243 | ||
1244 | memset(&args, 0, sizeof(GETATTR3args)); | |
1245 | args.object = data->fh; | |
1246 | ||
1247 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
1248 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1249 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1250 | free_nfs_cb_data(data); | |
1251 | return -1; | |
1252 | } | |
1253 | return 0; | |
1254 | } | |
1255 | ||
1256 | int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1257 | { | |
1258 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) { | |
1259 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1260 | return -1; | |
1261 | } | |
1262 | ||
1263 | return 0; | |
1264 | } | |
84004dbf | 1265 | |
84004dbf RS |
1266 | /* |
1267 | * Async open() | |
1268 | */ | |
22a0f15b RS |
1269 | static void nfs_open_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1270 | { | |
1271 | struct nfs_cb_data *data = private_data; | |
1272 | struct nfs_context *nfs = data->nfs; | |
be7b4360 | 1273 | struct nfsfh *nfsfh; |
22a0f15b RS |
1274 | SETATTR3res *res; |
1275 | ||
1276 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1277 | ||
1278 | if (status == RPC_STATUS_ERROR) { | |
1279 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1280 | free_nfs_cb_data(data); | |
1281 | return; | |
1282 | } | |
1283 | if (status == RPC_STATUS_CANCEL) { | |
1284 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1285 | free_nfs_cb_data(data); | |
1286 | return; | |
1287 | } | |
1288 | ||
1289 | res = command_data; | |
1290 | if (res->status != NFS3_OK) { | |
1291 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1292 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1293 | free_nfs_cb_data(data); | |
1294 | return; | |
1295 | } | |
1296 | ||
be7b4360 RS |
1297 | nfsfh = malloc(sizeof(struct nfsfh)); |
1298 | if (nfsfh == NULL) { | |
1299 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1300 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1301 | free_nfs_cb_data(data); | |
1302 | return; | |
1303 | } | |
1304 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1305 | ||
1306 | if (data->continue_int & O_SYNC) { | |
1307 | nfsfh->is_sync = 1; | |
1308 | } | |
1309 | ||
1310 | /* steal the filehandle */ | |
1311 | nfsfh->fh = data->fh; | |
1312 | data->fh.data.data_val = NULL; | |
1313 | ||
1314 | data->cb(0, nfs, nfsfh, data->private_data); | |
22a0f15b RS |
1315 | free_nfs_cb_data(data); |
1316 | } | |
1317 | ||
f3a75078 | 1318 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1319 | { |
1320 | ACCESS3res *res; | |
1321 | struct nfs_cb_data *data = private_data; | |
1322 | struct nfs_context *nfs = data->nfs; | |
1323 | struct nfsfh *nfsfh; | |
1324 | unsigned int nfsmode = 0; | |
1325 | ||
f3a75078 RS |
1326 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1327 | ||
84004dbf RS |
1328 | if (status == RPC_STATUS_ERROR) { |
1329 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1330 | free_nfs_cb_data(data); | |
1331 | return; | |
1332 | } | |
1333 | if (status == RPC_STATUS_CANCEL) { | |
1334 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1335 | free_nfs_cb_data(data); | |
1336 | return; | |
1337 | } | |
1338 | ||
1339 | res = command_data; | |
1340 | if (res->status != NFS3_OK) { | |
1341 | 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)); | |
1342 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1343 | free_nfs_cb_data(data); | |
1344 | return; | |
1345 | } | |
1346 | ||
1347 | if (data->continue_int & O_WRONLY) { | |
1348 | nfsmode |= ACCESS3_MODIFY; | |
1349 | } | |
1350 | if (data->continue_int & O_RDWR) { | |
1351 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1352 | } | |
1353 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1354 | nfsmode |= ACCESS3_READ; | |
1355 | } | |
1356 | ||
1357 | ||
1358 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1359 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1360 | nfsmode&ACCESS3_READ?'r':'-', | |
1361 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1362 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1363 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1364 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1365 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1366 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1367 | free_nfs_cb_data(data); | |
1368 | return; | |
1369 | } | |
1370 | ||
22a0f15b RS |
1371 | /* Try to truncate it if we were requested to */ |
1372 | if ((data->continue_int & O_TRUNC) && | |
1373 | (data->continue_int & (O_RDWR|O_WRONLY))) { | |
1374 | SETATTR3args args; | |
1375 | ||
1376 | memset(&args, 0, sizeof(SETATTR3args)); | |
be7b4360 | 1377 | args.object = data->fh; |
22a0f15b RS |
1378 | args.new_attributes.size.set_it = 1; |
1379 | args.new_attributes.size.set_size3_u.size = 0; | |
1380 | ||
1381 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_open_trunc_cb, &args, | |
1382 | data) != 0) { | |
1383 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
1384 | "SETATTR call for %s", data->path); | |
1385 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1386 | data->private_data); | |
1387 | free_nfs_cb_data(data); | |
1388 | return; | |
1389 | } | |
1390 | return; | |
1391 | } | |
1392 | ||
be7b4360 RS |
1393 | nfsfh = malloc(sizeof(struct nfsfh)); |
1394 | if (nfsfh == NULL) { | |
1395 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1396 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1397 | free_nfs_cb_data(data); | |
1398 | return; | |
1399 | } | |
1400 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1401 | ||
1402 | if (data->continue_int & O_SYNC) { | |
1403 | nfsfh->is_sync = 1; | |
1404 | } | |
1405 | ||
1406 | /* steal the filehandle */ | |
1407 | nfsfh->fh = data->fh; | |
1408 | data->fh.data.data_val = NULL; | |
1409 | ||
84004dbf RS |
1410 | data->cb(0, nfs, nfsfh, data->private_data); |
1411 | free_nfs_cb_data(data); | |
1412 | } | |
1413 | ||
1414 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1415 | { | |
1416 | int nfsmode = 0; | |
463d59bf | 1417 | ACCESS3args args; |
84004dbf RS |
1418 | |
1419 | if (data->continue_int & O_WRONLY) { | |
1420 | nfsmode |= ACCESS3_MODIFY; | |
1421 | } | |
1422 | if (data->continue_int & O_RDWR) { | |
1423 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1424 | } | |
1425 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1426 | nfsmode |= ACCESS3_READ; | |
1427 | } | |
1428 | ||
463d59bf | 1429 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 1430 | args.object = data->fh; |
463d59bf RS |
1431 | args.access = nfsmode; |
1432 | ||
1433 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
22a0f15b RS |
1434 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS " |
1435 | "call for %s", data->path); | |
1436 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1437 | data->private_data); | |
84004dbf RS |
1438 | free_nfs_cb_data(data); |
1439 | return -1; | |
1440 | } | |
1441 | return 0; | |
1442 | } | |
1443 | ||
3cea44dc | 1444 | int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data) |
84004dbf | 1445 | { |
3cea44dc | 1446 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) { |
cbbf9d3e RS |
1447 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1448 | return -1; | |
84004dbf RS |
1449 | } |
1450 | ||
1451 | return 0; | |
1452 | } | |
1453 | ||
1454 | ||
f893b680 RS |
1455 | /* |
1456 | * Async chdir() | |
1457 | */ | |
1458 | static int nfs_chdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1459 | { | |
1460 | /* steal saved_path */ | |
1461 | free(nfs->cwd); | |
1462 | nfs->cwd = data->saved_path; | |
1463 | data->saved_path = NULL; | |
84004dbf | 1464 | |
f893b680 RS |
1465 | data->cb(0, nfs, NULL, data->private_data); |
1466 | free_nfs_cb_data(data); | |
1467 | ||
1468 | return 0; | |
1469 | } | |
1470 | ||
1471 | int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1472 | { | |
1473 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) { | |
1474 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1475 | return -1; | |
1476 | } | |
1477 | ||
1478 | return 0; | |
1479 | } | |
84004dbf RS |
1480 | |
1481 | ||
1482 | /* | |
1483 | * Async pread() | |
1484 | */ | |
2449d3f7 PL |
1485 | static void nfs_fill_READ3args(READ3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count) |
1486 | { | |
1487 | memset(args, 0, sizeof(READ3args)); | |
1488 | args->file = fh->fh; | |
1489 | args->offset = offset; | |
1490 | args->count = count; | |
1491 | } | |
1492 | ||
f3a75078 | 1493 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1494 | { |
1495 | struct nfs_mcb_data *mdata = private_data; | |
1496 | struct nfs_cb_data *data = mdata->data; | |
1497 | struct nfs_context *nfs = data->nfs; | |
1498 | READ3res *res; | |
1499 | ||
f3a75078 RS |
1500 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1501 | ||
921f877b RS |
1502 | data->num_calls--; |
1503 | ||
1504 | if (status == RPC_STATUS_ERROR) { | |
1505 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1506 | data->error = 1; | |
1507 | } | |
1508 | if (status == RPC_STATUS_CANCEL) { | |
1509 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1510 | data->cancel = 1; | |
1511 | } | |
1512 | ||
921f877b RS |
1513 | if (status == RPC_STATUS_SUCCESS) { |
1514 | res = command_data; | |
1515 | if (res->status != NFS3_OK) { | |
1516 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1517 | data->error = 1; | |
e4a5ba42 | 1518 | } else { |
1eb4be31 PL |
1519 | /* if we have more than one call or we have received a short read we need a reassembly buffer */ |
1520 | if (data->num_calls || (res->READ3res_u.resok.count < mdata->count && !res->READ3res_u.resok.eof)) { | |
1521 | if (data->buffer == NULL) { | |
1522 | data->buffer = malloc(data->request_size); | |
1523 | if (data->buffer == NULL) { | |
1524 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data->request_size); | |
1525 | data->oom = 1; | |
1526 | } | |
1527 | } | |
1528 | } | |
e4a5ba42 | 1529 | if (res->READ3res_u.resok.count > 0) { |
4d2f9f11 | 1530 | if (res->READ3res_u.resok.count <= mdata->count) { |
1eb4be31 PL |
1531 | /* copy data into reassembly buffer if we have one */ |
1532 | if (data->buffer != NULL) { | |
1533 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
1534 | } | |
d485997a | 1535 | if (data->max_offset < mdata->offset + res->READ3res_u.resok.count) { |
4d2f9f11 PL |
1536 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; |
1537 | } | |
1538 | } else { | |
1539 | rpc_set_error(nfs->rpc, "NFS: Read overflow. Server has sent more data than requested!"); | |
1540 | data->error = 1; | |
e4a5ba42 | 1541 | } |
921f877b | 1542 | } |
1eb4be31 PL |
1543 | /* check if we have received a short read */ |
1544 | if (res->READ3res_u.resok.count < mdata->count && !res->READ3res_u.resok.eof) { | |
1545 | if (res->READ3res_u.resok.count == 0) { | |
1546 | rpc_set_error(nfs->rpc, "NFS: Read failed. No bytes read and not at EOF!"); | |
1547 | data->error = 1; | |
1548 | } else { | |
1549 | /* reissue reminder of this read request */ | |
1550 | READ3args args; | |
1551 | mdata->offset += res->READ3res_u.resok.count; | |
1552 | mdata->count -= res->READ3res_u.resok.count; | |
1553 | nfs_fill_READ3args(&args, data->nfsfh, mdata->offset, mdata->count); | |
1554 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) == 0) { | |
1555 | data->num_calls++; | |
1556 | return; | |
1557 | } else { | |
1558 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
ae8168b3 | 1559 | data->oom = 1; |
1eb4be31 PL |
1560 | } |
1561 | } | |
1562 | } | |
921f877b RS |
1563 | } |
1564 | } | |
1565 | ||
1eb4be31 PL |
1566 | free(mdata); |
1567 | ||
921f877b RS |
1568 | if (data->num_calls > 0) { |
1569 | /* still waiting for more replies */ | |
921f877b RS |
1570 | return; |
1571 | } | |
1eb4be31 PL |
1572 | if (data->oom != 0) { |
1573 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1574 | free_nfs_cb_data(data); | |
1575 | return; | |
1576 | } | |
921f877b RS |
1577 | if (data->error != 0) { |
1578 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1579 | free_nfs_cb_data(data); | |
921f877b RS |
1580 | return; |
1581 | } | |
1582 | if (data->cancel != 0) { | |
1583 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1584 | free_nfs_cb_data(data); | |
921f877b RS |
1585 | return; |
1586 | } | |
1587 | ||
1588 | data->nfsfh->offset = data->max_offset; | |
1eb4be31 PL |
1589 | if (data->buffer) { |
1590 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); | |
1591 | } else { | |
1592 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1593 | } | |
7ed9d87a | 1594 | |
921f877b | 1595 | free_nfs_cb_data(data); |
921f877b RS |
1596 | } |
1597 | ||
183451cf | 1598 | 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 |
1599 | { |
1600 | struct nfs_cb_data *data; | |
1601 | ||
1602 | data = malloc(sizeof(struct nfs_cb_data)); | |
1603 | if (data == NULL) { | |
1604 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1605 | return -1; |
1606 | } | |
ea98629a | 1607 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1608 | data->nfs = nfs; |
1609 | data->cb = cb; | |
1610 | data->private_data = private_data; | |
1611 | data->nfsfh = nfsfh; | |
1eb4be31 | 1612 | data->request_size = count; |
84004dbf RS |
1613 | |
1614 | nfsfh->offset = offset; | |
921f877b | 1615 | |
c8f0bac1 AR |
1616 | assert(data->num_calls == 0); |
1617 | ||
40a4373a | 1618 | /* chop requests into chunks of at most READMAX bytes if necessary. |
cd67ec7d | 1619 | * we send all reads in parallel so that performance is still good. |
921f877b | 1620 | */ |
7ed9d87a | 1621 | data->max_offset = offset; |
921f877b RS |
1622 | data->start_offset = offset; |
1623 | ||
1eb4be31 | 1624 | do { |
183451cf | 1625 | uint64_t readcount = count; |
921f877b | 1626 | struct nfs_mcb_data *mdata; |
463d59bf | 1627 | READ3args args; |
921f877b RS |
1628 | |
1629 | if (readcount > nfs_get_readmax(nfs)) { | |
1630 | readcount = nfs_get_readmax(nfs); | |
1631 | } | |
1632 | ||
1633 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1634 | if (mdata == NULL) { | |
1635 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1636 | if (data->num_calls == 0) { |
c8f0bac1 | 1637 | free_nfs_cb_data(data); |
ae8168b3 PL |
1638 | return -1; |
1639 | } | |
1640 | data->oom = 1; | |
40a4373a | 1641 | break; |
921f877b | 1642 | } |
ea98629a | 1643 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1644 | mdata->data = data; |
1645 | mdata->offset = offset; | |
1646 | mdata->count = readcount; | |
463d59bf | 1647 | |
2449d3f7 | 1648 | nfs_fill_READ3args(&args, nfsfh, offset, readcount); |
463d59bf RS |
1649 | |
1650 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
921f877b | 1651 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
921f877b | 1652 | free(mdata); |
ae8168b3 | 1653 | if (data->num_calls == 0) { |
c8f0bac1 | 1654 | free_nfs_cb_data(data); |
ae8168b3 PL |
1655 | return -1; |
1656 | } | |
1657 | data->oom = 1; | |
40a4373a | 1658 | break; |
921f877b RS |
1659 | } |
1660 | ||
1661 | count -= readcount; | |
1662 | offset += readcount; | |
1663 | data->num_calls++; | |
1eb4be31 | 1664 | } while (count > 0); |
921f877b RS |
1665 | |
1666 | return 0; | |
84004dbf RS |
1667 | } |
1668 | ||
1669 | /* | |
1670 | * Async read() | |
1671 | */ | |
183451cf | 1672 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1673 | { |
1674 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1675 | } | |
1676 | ||
1677 | ||
1678 | ||
1679 | /* | |
1680 | * Async pwrite() | |
1681 | */ | |
2449d3f7 PL |
1682 | static void nfs_fill_WRITE3args (WRITE3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count, |
1683 | void *buf) | |
1684 | { | |
1685 | memset(args, 0, sizeof(WRITE3args)); | |
1686 | args->file = fh->fh; | |
1687 | args->offset = offset; | |
1688 | args->count = count; | |
1689 | args->stable = fh->is_sync?FILE_SYNC:UNSTABLE; | |
1690 | args->data.data_len = count; | |
1691 | args->data.data_val = buf; | |
1692 | } | |
1693 | ||
f3a75078 | 1694 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1695 | { |
1696 | struct nfs_mcb_data *mdata = private_data; | |
1697 | struct nfs_cb_data *data = mdata->data; | |
1698 | struct nfs_context *nfs = data->nfs; | |
1699 | WRITE3res *res; | |
1700 | ||
f3a75078 RS |
1701 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1702 | ||
18c27b73 RS |
1703 | data->num_calls--; |
1704 | ||
1705 | if (status == RPC_STATUS_ERROR) { | |
1706 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1707 | data->error = 1; | |
1708 | } | |
1709 | if (status == RPC_STATUS_CANCEL) { | |
1710 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1711 | data->cancel = 1; | |
1712 | } | |
1713 | ||
1714 | if (status == RPC_STATUS_SUCCESS) { | |
1715 | res = command_data; | |
1716 | if (res->status != NFS3_OK) { | |
1717 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1718 | data->error = 1; | |
1719 | } else { | |
027a767e PL |
1720 | if (res->WRITE3res_u.resok.count < mdata->count) { |
1721 | if (res->WRITE3res_u.resok.count == 0) { | |
1722 | rpc_set_error(nfs->rpc, "NFS: Write failed. No bytes written!"); | |
1723 | data->error = 1; | |
1724 | } else { | |
1725 | /* reissue reminder of this write request */ | |
1726 | WRITE3args args; | |
1727 | mdata->offset += res->WRITE3res_u.resok.count; | |
1728 | mdata->count -= res->WRITE3res_u.resok.count; | |
1729 | nfs_fill_WRITE3args(&args, data->nfsfh, mdata->offset, mdata->count, | |
1730 | &data->usrbuf[mdata->offset - data->start_offset]); | |
1731 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) == 0) { | |
1732 | data->num_calls++; | |
1733 | return; | |
1734 | } else { | |
1735 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
ae8168b3 | 1736 | data->oom = 1; |
027a767e PL |
1737 | } |
1738 | } | |
1739 | } | |
18c27b73 | 1740 | if (res->WRITE3res_u.resok.count > 0) { |
d485997a | 1741 | if (data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { |
18c27b73 RS |
1742 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; |
1743 | } | |
1744 | } | |
1745 | } | |
1746 | } | |
1747 | ||
027a767e PL |
1748 | free(mdata); |
1749 | ||
18c27b73 RS |
1750 | if (data->num_calls > 0) { |
1751 | /* still waiting for more replies */ | |
18c27b73 RS |
1752 | return; |
1753 | } | |
ae8168b3 PL |
1754 | if (data->oom != 0) { |
1755 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1756 | free_nfs_cb_data(data); | |
1757 | return; | |
1758 | } | |
18c27b73 RS |
1759 | if (data->error != 0) { |
1760 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1761 | free_nfs_cb_data(data); | |
18c27b73 RS |
1762 | return; |
1763 | } | |
1764 | if (data->cancel != 0) { | |
1765 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1766 | free_nfs_cb_data(data); | |
18c27b73 RS |
1767 | return; |
1768 | } | |
1769 | ||
1770 | data->nfsfh->offset = data->max_offset; | |
1771 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1772 | ||
1773 | free_nfs_cb_data(data); | |
18c27b73 RS |
1774 | } |
1775 | ||
1776 | ||
183451cf | 1777 | 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 |
1778 | { |
1779 | struct nfs_cb_data *data; | |
1780 | ||
1781 | data = malloc(sizeof(struct nfs_cb_data)); | |
1782 | if (data == NULL) { | |
1783 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1784 | return -1; |
1785 | } | |
ea98629a | 1786 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1787 | data->nfs = nfs; |
1788 | data->cb = cb; | |
1789 | data->private_data = private_data; | |
1790 | data->nfsfh = nfsfh; | |
027a767e | 1791 | data->usrbuf = buf; |
84004dbf RS |
1792 | |
1793 | nfsfh->offset = offset; | |
18c27b73 | 1794 | |
63d4a058 | 1795 | /* hello, clang-analyzer */ |
63d4a058 AR |
1796 | assert(data->num_calls == 0); |
1797 | ||
40a4373a | 1798 | /* chop requests into chunks of at most WRITEMAX bytes if necessary. |
cd67ec7d | 1799 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1800 | */ |
1801 | data->max_offset = offset; | |
1802 | data->start_offset = offset; | |
1803 | ||
027a767e | 1804 | do { |
183451cf | 1805 | uint64_t writecount = count; |
18c27b73 | 1806 | struct nfs_mcb_data *mdata; |
463d59bf | 1807 | WRITE3args args; |
18c27b73 RS |
1808 | |
1809 | if (writecount > nfs_get_writemax(nfs)) { | |
1810 | writecount = nfs_get_writemax(nfs); | |
1811 | } | |
1812 | ||
1813 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1814 | if (mdata == NULL) { | |
1815 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1816 | if (data->num_calls == 0) { |
63d4a058 | 1817 | free_nfs_cb_data(data); |
ae8168b3 PL |
1818 | return -1; |
1819 | } | |
1820 | data->oom = 1; | |
40a4373a | 1821 | break; |
18c27b73 RS |
1822 | } |
1823 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1824 | mdata->data = data; | |
1825 | mdata->offset = offset; | |
1826 | mdata->count = writecount; | |
1827 | ||
2449d3f7 | 1828 | nfs_fill_WRITE3args(&args, nfsfh, offset, writecount, &buf[offset - data->start_offset]); |
463d59bf RS |
1829 | |
1830 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
18c27b73 | 1831 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
18c27b73 | 1832 | free(mdata); |
ae8168b3 | 1833 | if (data->num_calls == 0) { |
63d4a058 | 1834 | free_nfs_cb_data(data); |
ae8168b3 PL |
1835 | return -1; |
1836 | } | |
1837 | data->oom = 1; | |
40a4373a | 1838 | break; |
18c27b73 RS |
1839 | } |
1840 | ||
1841 | count -= writecount; | |
1842 | offset += writecount; | |
1843 | data->num_calls++; | |
027a767e | 1844 | } while (count > 0); |
18c27b73 | 1845 | |
84004dbf RS |
1846 | return 0; |
1847 | } | |
1848 | ||
1849 | /* | |
1850 | * Async write() | |
1851 | */ | |
183451cf | 1852 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1853 | { |
1854 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1855 | } | |
1856 | ||
1857 | ||
1858 | ||
1859 | ||
1860 | /* | |
1861 | * close | |
1862 | */ | |
4b1ae88a | 1863 | |
84004dbf RS |
1864 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) |
1865 | { | |
1866 | if (nfsfh->fh.data.data_val != NULL){ | |
1867 | free(nfsfh->fh.data.data_val); | |
1868 | nfsfh->fh.data.data_val = NULL; | |
1869 | } | |
1870 | free(nfsfh); | |
1871 | ||
1872 | cb(0, nfs, NULL, private_data); | |
1873 | return 0; | |
1874 | }; | |
1875 | ||
1876 | ||
1877 | ||
1878 | ||
1879 | ||
1880 | /* | |
1881 | * Async fstat() | |
1882 | */ | |
1883 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1884 | { | |
1885 | struct nfs_cb_data *data; | |
463d59bf | 1886 | struct GETATTR3args args; |
84004dbf RS |
1887 | |
1888 | data = malloc(sizeof(struct nfs_cb_data)); | |
1889 | if (data == NULL) { | |
1890 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1891 | return -1; |
1892 | } | |
ea98629a | 1893 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1894 | data->nfs = nfs; |
1895 | data->cb = cb; | |
1896 | data->private_data = private_data; | |
1897 | ||
463d59bf | 1898 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 1899 | args.object = nfsfh->fh; |
463d59bf RS |
1900 | |
1901 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1902 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1903 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1904 | free_nfs_cb_data(data); | |
1905 | return -1; | |
1906 | } | |
1907 | return 0; | |
1908 | } | |
1909 | ||
1910 | ||
1911 | ||
1912 | /* | |
1913 | * Async fsync() | |
1914 | */ | |
f3a75078 | 1915 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1916 | { |
1917 | struct nfs_cb_data *data = private_data; | |
1918 | struct nfs_context *nfs = data->nfs; | |
1919 | COMMIT3res *res; | |
1920 | ||
f3a75078 RS |
1921 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1922 | ||
84004dbf RS |
1923 | if (status == RPC_STATUS_ERROR) { |
1924 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1925 | free_nfs_cb_data(data); | |
1926 | return; | |
1927 | } | |
1928 | if (status == RPC_STATUS_CANCEL) { | |
1929 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1930 | free_nfs_cb_data(data); | |
1931 | return; | |
1932 | } | |
1933 | ||
1934 | res = command_data; | |
1935 | if (res->status != NFS3_OK) { | |
1936 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1937 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1938 | free_nfs_cb_data(data); | |
1939 | return; | |
1940 | } | |
1941 | ||
1942 | data->cb(0, nfs, NULL, data->private_data); | |
1943 | free_nfs_cb_data(data); | |
1944 | } | |
1945 | ||
1946 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1947 | { | |
1948 | struct nfs_cb_data *data; | |
1a5636ff | 1949 | struct COMMIT3args args; |
84004dbf RS |
1950 | |
1951 | data = malloc(sizeof(struct nfs_cb_data)); | |
1952 | if (data == NULL) { | |
1953 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1954 | return -1; |
1955 | } | |
ea98629a | 1956 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1957 | data->nfs = nfs; |
1958 | data->cb = cb; | |
1959 | data->private_data = private_data; | |
1960 | ||
1a5636ff RS |
1961 | args.file = nfsfh->fh; |
1962 | args.offset = 0; | |
1963 | args.count = 0; | |
1964 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
84004dbf RS |
1965 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
1966 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1967 | free_nfs_cb_data(data); | |
1968 | return -1; | |
1969 | } | |
1970 | return 0; | |
1971 | } | |
1972 | ||
1973 | ||
1974 | ||
1975 | ||
1976 | /* | |
1977 | * Async ftruncate() | |
1978 | */ | |
f3a75078 | 1979 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1980 | { |
1981 | struct nfs_cb_data *data = private_data; | |
1982 | struct nfs_context *nfs = data->nfs; | |
1983 | SETATTR3res *res; | |
1984 | ||
f3a75078 RS |
1985 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1986 | ||
84004dbf RS |
1987 | if (status == RPC_STATUS_ERROR) { |
1988 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1989 | free_nfs_cb_data(data); | |
1990 | return; | |
1991 | } | |
1992 | if (status == RPC_STATUS_CANCEL) { | |
1993 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1994 | free_nfs_cb_data(data); | |
1995 | return; | |
1996 | } | |
1997 | ||
1998 | res = command_data; | |
1999 | if (res->status != NFS3_OK) { | |
2000 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2001 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2002 | free_nfs_cb_data(data); | |
2003 | return; | |
2004 | } | |
2005 | ||
2006 | data->cb(0, nfs, NULL, data->private_data); | |
2007 | free_nfs_cb_data(data); | |
2008 | } | |
2009 | ||
183451cf | 2010 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
2011 | { |
2012 | struct nfs_cb_data *data; | |
2013 | SETATTR3args args; | |
2014 | ||
2015 | data = malloc(sizeof(struct nfs_cb_data)); | |
2016 | if (data == NULL) { | |
2017 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2018 | return -1; |
2019 | } | |
ea98629a | 2020 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2021 | data->nfs = nfs; |
2022 | data->cb = cb; | |
2023 | data->private_data = private_data; | |
2024 | ||
ea98629a | 2025 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 2026 | args.object = nfsfh->fh; |
84004dbf RS |
2027 | args.new_attributes.size.set_it = 1; |
2028 | args.new_attributes.size.set_size3_u.size = length; | |
2029 | ||
b701254d | 2030 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
84004dbf RS |
2031 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
2032 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2033 | free_nfs_cb_data(data); | |
2034 | return -1; | |
2035 | } | |
2036 | return 0; | |
2037 | } | |
2038 | ||
2039 | ||
2040 | /* | |
2041 | * Async truncate() | |
2042 | */ | |
2043 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2044 | { | |
183451cf | 2045 | uint64_t offset = data->continue_int; |
84004dbf RS |
2046 | struct nfsfh nfsfh; |
2047 | ||
2452c57f | 2048 | nfsfh.fh = data->fh; |
84004dbf RS |
2049 | |
2050 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
2051 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2052 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2053 | free_nfs_cb_data(data); | |
2054 | return -1; | |
2055 | } | |
2056 | free_nfs_cb_data(data); | |
2057 | return 0; | |
2058 | } | |
2059 | ||
183451cf | 2060 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 2061 | { |
183451cf | 2062 | uint64_t offset; |
84004dbf RS |
2063 | |
2064 | offset = length; | |
2065 | ||
2066 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
2067 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2068 | return -1; | |
84004dbf RS |
2069 | } |
2070 | ||
2071 | return 0; | |
2072 | } | |
2073 | ||
2074 | ||
2075 | ||
2076 | ||
2077 | /* | |
2078 | * Async mkdir() | |
2079 | */ | |
f3a75078 | 2080 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2081 | { |
2082 | MKDIR3res *res; | |
2083 | struct nfs_cb_data *data = private_data; | |
2084 | struct nfs_context *nfs = data->nfs; | |
2085 | char *str = data->continue_data; | |
4b1ae88a | 2086 | |
f3a75078 RS |
2087 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2088 | ||
84004dbf RS |
2089 | str = &str[strlen(str) + 1]; |
2090 | ||
2091 | if (status == RPC_STATUS_ERROR) { | |
2092 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2093 | free_nfs_cb_data(data); | |
2094 | return; | |
2095 | } | |
2096 | if (status == RPC_STATUS_CANCEL) { | |
2097 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2098 | free_nfs_cb_data(data); | |
2099 | return; | |
2100 | } | |
2101 | ||
2102 | res = command_data; | |
2103 | if (res->status != NFS3_OK) { | |
2104 | rpc_set_error(nfs->rpc, "NFS: MKDIR of %s/%s failed with %s(%d)", data->saved_path, str, nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2105 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2106 | free_nfs_cb_data(data); | |
2107 | return; | |
2108 | } | |
2109 | ||
2110 | data->cb(0, nfs, NULL, data->private_data); | |
2111 | free_nfs_cb_data(data); | |
2112 | } | |
2113 | ||
2114 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2115 | { | |
2116 | char *str = data->continue_data; | |
7edc9026 RS |
2117 | MKDIR3args args; |
2118 | ||
84004dbf RS |
2119 | str = &str[strlen(str) + 1]; |
2120 | ||
7edc9026 | 2121 | memset(&args, 0, sizeof(MKDIR3args)); |
2452c57f | 2122 | args.where.dir = data->fh; |
7edc9026 RS |
2123 | args.where.name = str; |
2124 | args.attributes.mode.set_it = 1; | |
2125 | args.attributes.mode.set_mode3_u.mode = 0755; | |
2126 | ||
acabd6bf | 2127 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
84004dbf RS |
2128 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
2129 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2130 | free_nfs_cb_data(data); | |
2131 | return -1; | |
2132 | } | |
2133 | return 0; | |
2134 | } | |
2135 | ||
2136 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2137 | { | |
2138 | char *new_path; | |
2139 | char *ptr; | |
2140 | ||
2141 | new_path = strdup(path); | |
2142 | if (new_path == NULL) { | |
cbbf9d3e | 2143 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2144 | return -1; |
2145 | } | |
2146 | ||
93e9306f | 2147 | ptr = strrchr(new_path, '/'); |
84004dbf | 2148 | if (ptr == NULL) { |
b1a197f5 | 2149 | free(new_path); |
cbbf9d3e RS |
2150 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2151 | return -1; | |
84004dbf RS |
2152 | } |
2153 | *ptr = 0; | |
2154 | ||
2155 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2156 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2157 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
2158 | return -1; | |
84004dbf RS |
2159 | } |
2160 | ||
2161 | return 0; | |
2162 | } | |
2163 | ||
2164 | ||
2165 | ||
2166 | ||
2167 | ||
2168 | /* | |
2169 | * Async rmdir() | |
2170 | */ | |
f3a75078 | 2171 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2172 | { |
2173 | RMDIR3res *res; | |
2174 | struct nfs_cb_data *data = private_data; | |
2175 | struct nfs_context *nfs = data->nfs; | |
2176 | char *str = data->continue_data; | |
4b1ae88a | 2177 | |
f3a75078 RS |
2178 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2179 | ||
84004dbf RS |
2180 | str = &str[strlen(str) + 1]; |
2181 | ||
2182 | if (status == RPC_STATUS_ERROR) { | |
2183 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2184 | free_nfs_cb_data(data); | |
2185 | return; | |
2186 | } | |
2187 | if (status == RPC_STATUS_CANCEL) { | |
2188 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2189 | free_nfs_cb_data(data); | |
2190 | return; | |
2191 | } | |
2192 | ||
2193 | res = command_data; | |
2194 | if (res->status != NFS3_OK) { | |
2195 | 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)); | |
2196 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2197 | free_nfs_cb_data(data); | |
2198 | return; | |
2199 | } | |
2200 | ||
2201 | data->cb(0, nfs, NULL, data->private_data); | |
2202 | free_nfs_cb_data(data); | |
2203 | } | |
2204 | ||
2205 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2206 | { | |
2207 | char *str = data->continue_data; | |
bf817ee6 RS |
2208 | RMDIR3args args; |
2209 | ||
84004dbf RS |
2210 | str = &str[strlen(str) + 1]; |
2211 | ||
bf817ee6 RS |
2212 | args.object.dir = data->fh; |
2213 | args.object.name = str; | |
2214 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
84004dbf RS |
2215 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
2216 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2217 | free_nfs_cb_data(data); | |
2218 | return -1; | |
2219 | } | |
2220 | return 0; | |
2221 | } | |
2222 | ||
2223 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2224 | { | |
2225 | char *new_path; | |
2226 | char *ptr; | |
2227 | ||
2228 | new_path = strdup(path); | |
2229 | if (new_path == NULL) { | |
cbbf9d3e | 2230 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2231 | return -1; |
2232 | } | |
2233 | ||
93e9306f | 2234 | ptr = strrchr(new_path, '/'); |
84004dbf | 2235 | if (ptr == NULL) { |
2257433d | 2236 | free(new_path); |
cbbf9d3e RS |
2237 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2238 | return -1; | |
84004dbf RS |
2239 | } |
2240 | *ptr = 0; | |
2241 | ||
2242 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2243 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2244 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2245 | return -1; | |
84004dbf RS |
2246 | } |
2247 | ||
2248 | return 0; | |
2249 | } | |
2250 | ||
2251 | ||
2252 | ||
2253 | ||
2254 | /* | |
2255 | * Async creat() | |
2256 | */ | |
f3a75078 | 2257 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2258 | { |
2259 | LOOKUP3res *res; | |
2260 | struct nfs_cb_data *data = private_data; | |
2261 | struct nfs_context *nfs = data->nfs; | |
2262 | struct nfsfh *nfsfh; | |
2263 | char *str = data->continue_data; | |
2264 | ||
f3a75078 RS |
2265 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2266 | ||
84004dbf RS |
2267 | if (status == RPC_STATUS_ERROR) { |
2268 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2269 | free_nfs_cb_data(data); | |
2270 | return; | |
2271 | } | |
2272 | if (status == RPC_STATUS_CANCEL) { | |
2273 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2274 | free_nfs_cb_data(data); | |
2275 | return; | |
2276 | } | |
2277 | ||
2278 | str = &str[strlen(str) + 1]; | |
2279 | res = command_data; | |
2280 | if (res->status != NFS3_OK) { | |
2281 | 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)); | |
2282 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2283 | ||
2284 | return; | |
2285 | } | |
2286 | ||
2287 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2288 | if (nfsfh == NULL) { | |
2289 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2290 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2291 | free_nfs_cb_data(data); | |
2292 | return; | |
2293 | } | |
ea98629a | 2294 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 2295 | |
0c1a9d7a RS |
2296 | /* copy the filehandle */ |
2297 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2298 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
2299 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
2300 | |
2301 | data->cb(0, nfs, nfsfh, data->private_data); | |
2302 | free_nfs_cb_data(data); | |
2303 | } | |
2304 | ||
2305 | ||
2306 | ||
f3a75078 | 2307 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2308 | { |
2309 | CREATE3res *res; | |
2310 | struct nfs_cb_data *data = private_data; | |
2311 | struct nfs_context *nfs = data->nfs; | |
2312 | char *str = data->continue_data; | |
463d59bf | 2313 | LOOKUP3args args; |
84004dbf | 2314 | |
f3a75078 RS |
2315 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2316 | ||
84004dbf RS |
2317 | if (status == RPC_STATUS_ERROR) { |
2318 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2319 | free_nfs_cb_data(data); | |
2320 | return; | |
2321 | } | |
2322 | if (status == RPC_STATUS_CANCEL) { | |
2323 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2324 | free_nfs_cb_data(data); | |
2325 | return; | |
2326 | } | |
2327 | ||
2328 | str = &str[strlen(str) + 1]; | |
2329 | res = command_data; | |
2330 | if (res->status != NFS3_OK) { | |
2331 | 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)); | |
2332 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2333 | free_nfs_cb_data(data); |
84004dbf RS |
2334 | return; |
2335 | } | |
2336 | ||
463d59bf | 2337 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2338 | args.what.dir = data->fh; |
2339 | args.what.name = str; | |
463d59bf RS |
2340 | |
2341 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
84004dbf RS |
2342 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2343 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2344 | free_nfs_cb_data(data); | |
2345 | return; | |
2346 | } | |
2347 | return; | |
2348 | } | |
2349 | ||
2350 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2351 | { | |
2352 | char *str = data->continue_data; | |
c985c015 RS |
2353 | CREATE3args args; |
2354 | ||
84004dbf RS |
2355 | str = &str[strlen(str) + 1]; |
2356 | ||
c985c015 | 2357 | memset(&args, 0, sizeof(CREATE3args)); |
2452c57f | 2358 | args.where.dir = data->fh; |
c985c015 RS |
2359 | args.where.name = str; |
2360 | args.how.mode = UNCHECKED; | |
2361 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2362 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2363 | ||
789c3f12 | 2364 | if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { |
84004dbf RS |
2365 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2366 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2367 | free_nfs_cb_data(data); | |
2368 | return -1; | |
2369 | } | |
2370 | return 0; | |
2371 | } | |
2372 | ||
2373 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2374 | { | |
2375 | char *new_path; | |
2376 | char *ptr; | |
2377 | ||
2378 | new_path = strdup(path); | |
2379 | if (new_path == NULL) { | |
cbbf9d3e | 2380 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2381 | return -1; |
2382 | } | |
2383 | ||
93e9306f | 2384 | ptr = strrchr(new_path, '/'); |
84004dbf | 2385 | if (ptr == NULL) { |
cbbf9d3e | 2386 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
a1287496 | 2387 | free(new_path); |
cbbf9d3e | 2388 | return -1; |
84004dbf RS |
2389 | } |
2390 | *ptr = 0; | |
2391 | ||
73f4ae7c | 2392 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 2393 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
2394 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2395 | return -1; | |
84004dbf RS |
2396 | } |
2397 | ||
2398 | return 0; | |
2399 | } | |
2400 | ||
2401 | ||
2402 | ||
2403 | ||
2404 | /* | |
2405 | * Async unlink() | |
2406 | */ | |
f3a75078 | 2407 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2408 | { |
2409 | REMOVE3res *res; | |
2410 | struct nfs_cb_data *data = private_data; | |
2411 | struct nfs_context *nfs = data->nfs; | |
2412 | char *str = data->continue_data; | |
4b1ae88a | 2413 | |
f3a75078 RS |
2414 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2415 | ||
84004dbf RS |
2416 | str = &str[strlen(str) + 1]; |
2417 | ||
2418 | if (status == RPC_STATUS_ERROR) { | |
2419 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2420 | free_nfs_cb_data(data); | |
2421 | return; | |
2422 | } | |
2423 | if (status == RPC_STATUS_CANCEL) { | |
2424 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2425 | free_nfs_cb_data(data); | |
2426 | return; | |
2427 | } | |
2428 | ||
2429 | res = command_data; | |
2430 | if (res->status != NFS3_OK) { | |
2431 | 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)); | |
2432 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2433 | free_nfs_cb_data(data); | |
2434 | return; | |
2435 | } | |
2436 | ||
2437 | data->cb(0, nfs, NULL, data->private_data); | |
2438 | free_nfs_cb_data(data); | |
2439 | } | |
2440 | ||
2441 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2442 | { | |
2443 | char *str = data->continue_data; | |
a0a5aa26 RS |
2444 | struct REMOVE3args args; |
2445 | ||
84004dbf RS |
2446 | str = &str[strlen(str) + 1]; |
2447 | ||
a0a5aa26 RS |
2448 | args.object.dir = data->fh; |
2449 | args.object.name = str; | |
2450 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
84004dbf RS |
2451 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2452 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2453 | free_nfs_cb_data(data); | |
2454 | return -1; | |
2455 | } | |
2456 | return 0; | |
2457 | } | |
2458 | ||
2459 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2460 | { | |
2461 | char *new_path; | |
2462 | char *ptr; | |
2463 | ||
2464 | new_path = strdup(path); | |
2465 | if (new_path == NULL) { | |
cbbf9d3e | 2466 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2467 | return -1; |
2468 | } | |
2469 | ||
93e9306f | 2470 | ptr = strrchr(new_path, '/'); |
84004dbf | 2471 | if (ptr == NULL) { |
bcbb21cd | 2472 | free(new_path); |
cbbf9d3e RS |
2473 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2474 | return -1; | |
84004dbf RS |
2475 | } |
2476 | *ptr = 0; | |
2477 | ||
2478 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2479 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2480 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2481 | return -1; | |
84004dbf RS |
2482 | } |
2483 | ||
2484 | return 0; | |
2485 | } | |
2486 | ||
2487 | ||
1ec6b50a RS |
2488 | /* |
2489 | * Async mknod() | |
2490 | */ | |
2491 | struct mknod_cb_data { | |
2492 | char *path; | |
2493 | int mode; | |
2494 | int major; | |
2495 | int minor; | |
2496 | }; | |
2497 | ||
2498 | static void free_mknod_cb_data(void *ptr) | |
2499 | { | |
2500 | struct mknod_cb_data *data = ptr; | |
2501 | ||
2502 | free(data->path); | |
2503 | free(data); | |
2504 | } | |
2505 | ||
f3a75078 | 2506 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2507 | { |
2508 | MKNOD3res *res; | |
2509 | struct nfs_cb_data *data = private_data; | |
2510 | struct nfs_context *nfs = data->nfs; | |
2511 | char *str = data->continue_data; | |
4b1ae88a | 2512 | |
f3a75078 RS |
2513 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2514 | ||
1ec6b50a RS |
2515 | str = &str[strlen(str) + 1]; |
2516 | ||
2517 | if (status == RPC_STATUS_ERROR) { | |
2518 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2519 | free_nfs_cb_data(data); | |
2520 | return; | |
2521 | } | |
2522 | if (status == RPC_STATUS_CANCEL) { | |
2523 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2524 | free_nfs_cb_data(data); | |
2525 | return; | |
2526 | } | |
2527 | ||
2528 | res = command_data; | |
2529 | if (res->status != NFS3_OK) { | |
2530 | 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)); | |
2531 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2532 | free_nfs_cb_data(data); | |
2533 | return; | |
2534 | } | |
2535 | ||
2536 | data->cb(0, nfs, NULL, data->private_data); | |
2537 | free_nfs_cb_data(data); | |
2538 | } | |
2539 | ||
2540 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2541 | { | |
2542 | struct mknod_cb_data *cb_data = data->continue_data; | |
2543 | char *str = cb_data->path; | |
b17cb0a2 | 2544 | MKNOD3args args; |
4b1ae88a | 2545 | |
1ec6b50a RS |
2546 | str = &str[strlen(str) + 1]; |
2547 | ||
b17cb0a2 RS |
2548 | args.where.dir = data->fh; |
2549 | args.where.name = str; | |
2550 | switch (cb_data->mode & S_IFMT) { | |
2551 | case S_IFCHR: | |
2552 | args.what.type = NF3CHR; | |
2553 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
2554 | 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); | |
2555 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
2556 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
2557 | break; | |
2558 | case S_IFBLK: | |
2559 | args.what.type = NF3BLK; | |
2560 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
2561 | 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); | |
2562 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
2563 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
2564 | case S_IFSOCK: | |
2565 | args.what.type = NF3SOCK; | |
2566 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
2567 | 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); | |
2568 | break; | |
2569 | case S_IFIFO: | |
2570 | args.what.type = NF3FIFO; | |
2571 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
2572 | 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); | |
2573 | break; | |
2574 | default: | |
2575 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
2576 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2577 | free_nfs_cb_data(data); | |
2578 | return -1; | |
2579 | } | |
2580 | ||
2581 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
1ec6b50a RS |
2582 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2583 | free_nfs_cb_data(data); | |
2584 | return -1; | |
2585 | } | |
2586 | return 0; | |
2587 | } | |
2588 | ||
2589 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2590 | { | |
2591 | char *ptr; | |
2592 | struct mknod_cb_data *cb_data; | |
2593 | ||
2594 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2595 | if (cb_data == NULL) { | |
2596 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2597 | return -1; | |
2598 | } | |
2599 | ||
2600 | cb_data->path = strdup(path); | |
2601 | if (cb_data->path == NULL) { | |
2602 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
4b1ae88a | 2603 | free(cb_data); |
1ec6b50a RS |
2604 | return -1; |
2605 | } | |
2606 | ||
2607 | ptr = strrchr(cb_data->path, '/'); | |
2608 | if (ptr == NULL) { | |
2609 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
feb2fc2f | 2610 | free_mknod_cb_data(cb_data); |
1ec6b50a RS |
2611 | return -1; |
2612 | } | |
2613 | *ptr = 0; | |
2614 | ||
2615 | cb_data->mode = mode; | |
2616 | cb_data->major = major(dev); | |
2617 | cb_data->minor = minor(dev); | |
2618 | ||
2619 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2620 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2621 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1ec6b50a RS |
2622 | return -1; |
2623 | } | |
2624 | ||
2625 | return 0; | |
2626 | } | |
84004dbf | 2627 | |
84004dbf RS |
2628 | /* |
2629 | * Async opendir() | |
2630 | */ | |
fb69c64c RS |
2631 | |
2632 | /* ReadDirPlus Emulation Callback data */ | |
2633 | struct rdpe_cb_data { | |
2634 | int getattrcount; | |
2635 | int status; | |
2636 | struct nfs_cb_data *data; | |
2637 | }; | |
2638 | ||
2639 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2640 | struct rdpe_lookup_cb_data { | |
2641 | struct rdpe_cb_data *rdpe_cb_data; | |
2642 | struct nfsdirent *nfsdirent; | |
2643 | }; | |
2644 | ||
2645 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2646 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2647 | { |
fb69c64c RS |
2648 | LOOKUP3res *res = command_data; |
2649 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2650 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2651 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2652 | struct nfsdir *nfsdir = data->continue_data; | |
2653 | struct nfs_context *nfs = data->nfs; | |
2654 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2655 | ||
f3a75078 RS |
2656 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2657 | ||
fb69c64c RS |
2658 | free(rdpe_lookup_cb_data); |
2659 | ||
2660 | rdpe_cb_data->getattrcount--; | |
2661 | ||
2662 | if (status == RPC_STATUS_ERROR) { | |
9a9566a3 RS |
2663 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2664 | "failed with RPC_STATUS_ERROR"); | |
fb69c64c RS |
2665 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2666 | } | |
2667 | if (status == RPC_STATUS_CANCEL) { | |
9a9566a3 RS |
2668 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2669 | "failed with RPC_STATUS_CANCEL"); | |
fb69c64c RS |
2670 | rdpe_cb_data->status = RPC_STATUS_CANCEL; |
2671 | } | |
fb69c64c RS |
2672 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { |
2673 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2674 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2675 | ||
2676 | nfsdirent->type = attributes->type; | |
2677 | nfsdirent->mode = attributes->mode; | |
2678 | nfsdirent->size = attributes->size; | |
2679 | ||
2680 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2681 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2682 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2683 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2684 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2685 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
7bda8bad RS |
2686 | nfsdirent->uid = attributes->uid; |
2687 | nfsdirent->gid = attributes->gid; | |
fb69c64c RS |
2688 | } |
2689 | } | |
2690 | ||
2691 | if (rdpe_cb_data->getattrcount == 0) { | |
2692 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
9a9566a3 RS |
2693 | rpc_set_error(nfs->rpc, "READDIRPLUS emulation " |
2694 | "failed: %s", rpc_get_error(rpc)); | |
2695 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
2696 | data->private_data); | |
fb69c64c RS |
2697 | nfs_free_nfsdir(nfsdir); |
2698 | } else { | |
2699 | data->cb(0, nfs, nfsdir, data->private_data); | |
2700 | } | |
2701 | free(rdpe_cb_data); | |
2702 | ||
2703 | data->continue_data = NULL; | |
2704 | free_nfs_cb_data(data); | |
2705 | } | |
2706 | } | |
2707 | ||
f3a75078 | 2708 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2709 | { |
2710 | READDIR3res *res = command_data; | |
84004dbf RS |
2711 | struct nfs_cb_data *data = private_data; |
2712 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2713 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2714 | struct nfsdirent *nfsdirent; |
2715 | struct entry3 *entry; | |
ecbd14a1 | 2716 | uint64_t cookie = 0; |
fb69c64c | 2717 | struct rdpe_cb_data *rdpe_cb_data; |
4b1ae88a | 2718 | |
f3a75078 RS |
2719 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2720 | ||
84004dbf RS |
2721 | if (status == RPC_STATUS_ERROR) { |
2722 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2723 | nfs_free_nfsdir(nfsdir); | |
2724 | data->continue_data = NULL; | |
2725 | free_nfs_cb_data(data); | |
2726 | return; | |
2727 | } | |
fb69c64c | 2728 | |
84004dbf RS |
2729 | if (status == RPC_STATUS_CANCEL) { |
2730 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2731 | nfs_free_nfsdir(nfsdir); | |
2732 | data->continue_data = NULL; | |
2733 | free_nfs_cb_data(data); | |
2734 | return; | |
2735 | } | |
2736 | ||
84004dbf RS |
2737 | if (res->status != NFS3_OK) { |
2738 | 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)); | |
2739 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2740 | nfs_free_nfsdir(nfsdir); | |
2741 | data->continue_data = NULL; | |
2742 | free_nfs_cb_data(data); | |
2743 | return; | |
fb69c64c RS |
2744 | } |
2745 | ||
2746 | entry =res->READDIR3res_u.resok.reply.entries; | |
2747 | while (entry != NULL) { | |
2748 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2749 | if (nfsdirent == NULL) { | |
2750 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2751 | nfs_free_nfsdir(nfsdir); | |
2752 | data->continue_data = NULL; | |
2753 | free_nfs_cb_data(data); | |
2754 | return; | |
2755 | } | |
2756 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2757 | nfsdirent->name = strdup(entry->name); | |
2758 | if (nfsdirent->name == NULL) { | |
2759 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
a26bebef | 2760 | free(nfsdirent); |
fb69c64c RS |
2761 | nfs_free_nfsdir(nfsdir); |
2762 | data->continue_data = NULL; | |
2763 | free_nfs_cb_data(data); | |
2764 | return; | |
2765 | } | |
2766 | nfsdirent->inode = entry->fileid; | |
2767 | ||
2768 | nfsdirent->next = nfsdir->entries; | |
2769 | nfsdir->entries = nfsdirent; | |
2770 | ||
2771 | cookie = entry->cookie; | |
2772 | entry = entry->nextentry; | |
2773 | } | |
2774 | ||
2775 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
a64a16a2 RS |
2776 | READDIR3args args; |
2777 | ||
2778 | args.dir = data->fh; | |
2779 | args.cookie = cookie; | |
2452c57f | 2780 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); |
a64a16a2 RS |
2781 | args.count = 8192; |
2782 | ||
2783 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
fb69c64c RS |
2784 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2785 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2786 | nfs_free_nfsdir(nfsdir); | |
2787 | data->continue_data = NULL; | |
2788 | free_nfs_cb_data(data); | |
2789 | return; | |
2790 | } | |
2791 | return; | |
2792 | } | |
2793 | ||
2794 | /* steal the dirhandle */ | |
2795 | nfsdir->current = nfsdir->entries; | |
2796 | ||
2797 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2798 | rdpe_cb_data->getattrcount = 0; | |
2799 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2800 | rdpe_cb_data->data = data; | |
2801 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2802 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
463d59bf | 2803 | LOOKUP3args args; |
fb69c64c RS |
2804 | |
2805 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2806 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2807 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2808 | ||
463d59bf | 2809 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2810 | args.what.dir = data->fh; |
2811 | args.what.name = nfsdirent->name; | |
463d59bf RS |
2812 | |
2813 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
fb69c64c RS |
2814 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); |
2815 | ||
2816 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2817 | * commands in flight to complete | |
2818 | */ | |
2819 | if (rdpe_cb_data->getattrcount > 0) { | |
a26bebef AR |
2820 | nfs_free_nfsdir(nfsdir); |
2821 | data->continue_data = NULL; | |
2822 | free_nfs_cb_data(data); | |
fb69c64c RS |
2823 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2824 | free(rdpe_lookup_cb_data); | |
2825 | return; | |
2826 | } | |
2827 | ||
2828 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2829 | nfs_free_nfsdir(nfsdir); | |
2830 | data->continue_data = NULL; | |
2831 | free_nfs_cb_data(data); | |
2832 | free(rdpe_lookup_cb_data); | |
2833 | free(rdpe_cb_data); | |
2834 | return; | |
2835 | } | |
2836 | rdpe_cb_data->getattrcount++; | |
2837 | } | |
2838 | } | |
2839 | ||
f3a75078 | 2840 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2841 | { |
2842 | READDIRPLUS3res *res = command_data; | |
2843 | struct nfs_cb_data *data = private_data; | |
2844 | struct nfs_context *nfs = data->nfs; | |
2845 | struct nfsdir *nfsdir = data->continue_data; | |
2846 | struct entryplus3 *entry; | |
ecbd14a1 | 2847 | uint64_t cookie = 0; |
4b1ae88a | 2848 | |
f3a75078 | 2849 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2850 | |
2851 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
a64a16a2 RS |
2852 | READDIR3args args; |
2853 | ||
2854 | args.dir = data->fh; | |
2855 | args.cookie = cookie; | |
2452c57f | 2856 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); |
a64a16a2 | 2857 | args.count = 8192; |
fb69c64c | 2858 | |
a64a16a2 | 2859 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
fb69c64c RS |
2860 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2861 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2862 | nfs_free_nfsdir(nfsdir); | |
2863 | data->continue_data = NULL; | |
2864 | free_nfs_cb_data(data); | |
2865 | return; | |
2866 | } | |
2867 | return; | |
2868 | } | |
2869 | ||
2870 | if (status == RPC_STATUS_CANCEL) { | |
2871 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2872 | nfs_free_nfsdir(nfsdir); | |
2873 | data->continue_data = NULL; | |
2874 | free_nfs_cb_data(data); | |
2875 | return; | |
2876 | } | |
2877 | ||
2878 | if (res->status != NFS3_OK) { | |
2879 | 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)); | |
2880 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2881 | nfs_free_nfsdir(nfsdir); | |
2882 | data->continue_data = NULL; | |
2883 | free_nfs_cb_data(data); | |
2884 | return; | |
84004dbf RS |
2885 | } |
2886 | ||
f390f181 | 2887 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2888 | while (entry != NULL) { |
2889 | struct nfsdirent *nfsdirent; | |
2890 | ||
2891 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2892 | if (nfsdirent == NULL) { | |
2893 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2894 | nfs_free_nfsdir(nfsdir); | |
2895 | data->continue_data = NULL; | |
2896 | free_nfs_cb_data(data); | |
2897 | return; | |
2898 | } | |
ea98629a | 2899 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2900 | nfsdirent->name = strdup(entry->name); |
2901 | if (nfsdirent->name == NULL) { | |
2902 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
b2fc5c54 | 2903 | free(nfsdirent); |
84004dbf RS |
2904 | nfs_free_nfsdir(nfsdir); |
2905 | data->continue_data = NULL; | |
2906 | free_nfs_cb_data(data); | |
2907 | return; | |
2908 | } | |
2909 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2910 | if (entry->name_attributes.attributes_follow) { |
2911 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2912 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2913 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2914 | ||
2915 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2916 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2917 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2918 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2919 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2920 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
7bda8bad RS |
2921 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
2922 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
0804e67d RS |
2923 | } |
2924 | ||
84004dbf RS |
2925 | nfsdirent->next = nfsdir->entries; |
2926 | nfsdir->entries = nfsdirent; | |
2927 | ||
2928 | cookie = entry->cookie; | |
2929 | entry = entry->nextentry; | |
2930 | } | |
2931 | ||
f390f181 | 2932 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
1a5b83c9 RS |
2933 | READDIRPLUS3args args; |
2934 | ||
2935 | args.dir = data->fh; | |
2936 | args.cookie = cookie; | |
2937 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
2938 | args.dircount = 8192; | |
2939 | args.maxcount = 8192; | |
2940 | ||
2941 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2942 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2943 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2944 | nfs_free_nfsdir(nfsdir); | |
2945 | data->continue_data = NULL; | |
2946 | free_nfs_cb_data(data); | |
2947 | return; | |
2948 | } | |
2949 | return; | |
2950 | } | |
2951 | ||
2952 | /* steal the dirhandle */ | |
2953 | data->continue_data = NULL; | |
2954 | nfsdir->current = nfsdir->entries; | |
2955 | ||
2956 | data->cb(0, nfs, nfsdir, data->private_data); | |
2957 | free_nfs_cb_data(data); | |
2958 | } | |
2959 | ||
2960 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2961 | { | |
1a5b83c9 | 2962 | READDIRPLUS3args args; |
84004dbf | 2963 | |
1a5b83c9 RS |
2964 | args.dir = data->fh; |
2965 | args.cookie = 0; | |
2966 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
2967 | args.dircount = 8192; | |
2968 | args.maxcount = 8192; | |
2969 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2970 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2971 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2972 | free_nfs_cb_data(data); | |
2973 | return -1; | |
2974 | } | |
2975 | return 0; | |
2976 | } | |
2977 | ||
2978 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2979 | { | |
2980 | struct nfsdir *nfsdir; | |
2981 | ||
2982 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2983 | if (nfsdir == NULL) { | |
cbbf9d3e | 2984 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2985 | return -1; |
2986 | } | |
ea98629a | 2987 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2988 | |
2989 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2990 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2991 | return -1; | |
84004dbf RS |
2992 | } |
2993 | ||
2994 | return 0; | |
2995 | } | |
2996 | ||
2997 | ||
2998 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2999 | { | |
3000 | struct nfsdirent *nfsdirent = nfsdir->current; | |
3001 | ||
3002 | if (nfsdir->current != NULL) { | |
3003 | nfsdir->current = nfsdir->current->next; | |
3004 | } | |
3005 | return nfsdirent; | |
3006 | } | |
3007 | ||
3008 | ||
f893b680 RS |
3009 | /* |
3010 | * closedir() | |
3011 | */ | |
84004dbf RS |
3012 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) |
3013 | { | |
3014 | nfs_free_nfsdir(nfsdir); | |
3015 | } | |
3016 | ||
3017 | ||
f893b680 RS |
3018 | /* |
3019 | * getcwd() | |
3020 | */ | |
3021 | void nfs_getcwd(struct nfs_context *nfs, const char **cwd) | |
3022 | { | |
3023 | if (cwd) { | |
3024 | *cwd = nfs->cwd; | |
3025 | } | |
3026 | } | |
84004dbf RS |
3027 | |
3028 | ||
3029 | /* | |
3030 | * Async lseek() | |
3031 | */ | |
3032 | struct lseek_cb_data { | |
3033 | struct nfs_context *nfs; | |
3034 | struct nfsfh *nfsfh; | |
183451cf | 3035 | uint64_t offset; |
84004dbf RS |
3036 | nfs_cb cb; |
3037 | void *private_data; | |
3038 | }; | |
3039 | ||
f3a75078 | 3040 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3041 | { |
3042 | GETATTR3res *res; | |
3043 | struct lseek_cb_data *data = private_data; | |
3044 | struct nfs_context *nfs = data->nfs; | |
3045 | ||
f3a75078 RS |
3046 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3047 | ||
84004dbf RS |
3048 | if (status == RPC_STATUS_ERROR) { |
3049 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3050 | free(data); | |
3051 | return; | |
3052 | } | |
3053 | if (status == RPC_STATUS_CANCEL) { | |
3054 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3055 | free(data); | |
3056 | return; | |
3057 | } | |
3058 | ||
3059 | res = command_data; | |
3060 | if (res->status != NFS3_OK) { | |
3061 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3062 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3063 | free(data); | |
3064 | return; | |
3065 | } | |
3066 | ||
3067 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
3068 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
3069 | free(data); | |
3070 | } | |
3071 | ||
183451cf | 3072 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
3073 | { |
3074 | struct lseek_cb_data *data; | |
463d59bf | 3075 | struct GETATTR3args args; |
84004dbf RS |
3076 | |
3077 | if (whence == SEEK_SET) { | |
3078 | nfsfh->offset = offset; | |
3079 | cb(0, nfs, &nfsfh->offset, private_data); | |
3080 | return 0; | |
3081 | } | |
3082 | if (whence == SEEK_CUR) { | |
3083 | nfsfh->offset += offset; | |
3084 | cb(0, nfs, &nfsfh->offset, private_data); | |
3085 | return 0; | |
3086 | } | |
3087 | ||
3088 | data = malloc(sizeof(struct lseek_cb_data)); | |
3089 | if (data == NULL) { | |
3090 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
3091 | return -1; | |
3092 | } | |
3093 | ||
3094 | data->nfs = nfs; | |
3095 | data->nfsfh = nfsfh; | |
3096 | data->offset = offset; | |
3097 | data->cb = cb; | |
3098 | data->private_data = private_data; | |
3099 | ||
463d59bf | 3100 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 3101 | args.object = nfsfh->fh; |
463d59bf RS |
3102 | |
3103 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
84004dbf RS |
3104 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
3105 | free(data); | |
cbbf9d3e | 3106 | return -1; |
84004dbf RS |
3107 | } |
3108 | return 0; | |
3109 | } | |
3110 | ||
3111 | ||
3112 | ||
3113 | ||
3114 | /* | |
3115 | * Async statvfs() | |
3116 | */ | |
f3a75078 | 3117 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3118 | { |
3119 | FSSTAT3res *res; | |
3120 | struct nfs_cb_data *data = private_data; | |
3121 | struct nfs_context *nfs = data->nfs; | |
3122 | struct statvfs svfs; | |
3123 | ||
f3a75078 RS |
3124 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3125 | ||
84004dbf RS |
3126 | if (status == RPC_STATUS_ERROR) { |
3127 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3128 | free_nfs_cb_data(data); | |
3129 | return; | |
3130 | } | |
3131 | if (status == RPC_STATUS_CANCEL) { | |
3132 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3133 | free_nfs_cb_data(data); | |
3134 | return; | |
3135 | } | |
3136 | ||
3137 | res = command_data; | |
3138 | if (res->status != NFS3_OK) { | |
3139 | 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)); | |
3140 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3141 | free_nfs_cb_data(data); | |
3142 | return; | |
3143 | } | |
3144 | ||
3145 | svfs.f_bsize = 4096; | |
3146 | svfs.f_frsize = 4096; | |
3147 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
3148 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
3149 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
3150 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
3151 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 3152 | #if !defined(ANDROID) |
84004dbf RS |
3153 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
3154 | svfs.f_fsid = 0; | |
3155 | svfs.f_flag = 0; | |
3156 | svfs.f_namemax = 256; | |
252aa90d | 3157 | #endif |
84004dbf RS |
3158 | |
3159 | data->cb(0, nfs, &svfs, data->private_data); | |
3160 | free_nfs_cb_data(data); | |
3161 | } | |
3162 | ||
3163 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3164 | { | |
0249c17b RS |
3165 | FSSTAT3args args; |
3166 | ||
3167 | args.fsroot = data->fh; | |
3168 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
84004dbf RS |
3169 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
3170 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3171 | free_nfs_cb_data(data); | |
3172 | return -1; | |
3173 | } | |
3174 | return 0; | |
3175 | } | |
3176 | ||
3177 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3178 | { | |
3179 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3180 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3181 | return -1; |
3182 | } | |
3183 | ||
3184 | return 0; | |
3185 | } | |
3186 | ||
3187 | ||
3188 | ||
3189 | ||
3190 | /* | |
3191 | * Async readlink() | |
3192 | */ | |
f3a75078 | 3193 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3194 | { |
3195 | READLINK3res *res; | |
3196 | struct nfs_cb_data *data = private_data; | |
3197 | struct nfs_context *nfs = data->nfs; | |
3198 | ||
f3a75078 RS |
3199 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3200 | ||
84004dbf RS |
3201 | if (status == RPC_STATUS_ERROR) { |
3202 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3203 | free_nfs_cb_data(data); | |
3204 | return; | |
3205 | } | |
3206 | if (status == RPC_STATUS_CANCEL) { | |
3207 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3208 | free_nfs_cb_data(data); | |
3209 | return; | |
3210 | } | |
3211 | ||
3212 | res = command_data; | |
3213 | if (res->status != NFS3_OK) { | |
3214 | 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)); | |
3215 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3216 | free_nfs_cb_data(data); | |
3217 | return; | |
3218 | } | |
3219 | ||
4b1ae88a | 3220 | |
84004dbf RS |
3221 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); |
3222 | free_nfs_cb_data(data); | |
3223 | } | |
3224 | ||
3225 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3226 | { | |
16104b27 RS |
3227 | READLINK3args args; |
3228 | ||
2452c57f | 3229 | args.symlink = data->fh; |
16104b27 | 3230 | |
7cd23ccc | 3231 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
84004dbf RS |
3232 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
3233 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3234 | free_nfs_cb_data(data); | |
3235 | return -1; | |
3236 | } | |
3237 | return 0; | |
3238 | } | |
3239 | ||
3240 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3241 | { | |
3242 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3243 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3244 | return -1; |
3245 | } | |
3246 | ||
3247 | return 0; | |
3248 | } | |
3249 | ||
3250 | ||
3251 | ||
3252 | ||
3253 | /* | |
3254 | * Async chmod() | |
3255 | */ | |
f3a75078 | 3256 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3257 | { |
3258 | struct nfs_cb_data *data = private_data; | |
3259 | struct nfs_context *nfs = data->nfs; | |
3260 | SETATTR3res *res; | |
3261 | ||
f3a75078 RS |
3262 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3263 | ||
84004dbf RS |
3264 | if (status == RPC_STATUS_ERROR) { |
3265 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3266 | free_nfs_cb_data(data); | |
3267 | return; | |
3268 | } | |
3269 | if (status == RPC_STATUS_CANCEL) { | |
3270 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3271 | free_nfs_cb_data(data); | |
3272 | return; | |
3273 | } | |
3274 | ||
3275 | res = command_data; | |
3276 | if (res->status != NFS3_OK) { | |
3277 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3278 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3279 | free_nfs_cb_data(data); | |
3280 | return; | |
3281 | } | |
3282 | ||
3283 | data->cb(0, nfs, NULL, data->private_data); | |
3284 | free_nfs_cb_data(data); | |
3285 | } | |
3286 | ||
3287 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3288 | { | |
3289 | SETATTR3args args; | |
3290 | ||
ea98629a | 3291 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3292 | args.object = data->fh; |
84004dbf RS |
3293 | args.new_attributes.mode.set_it = 1; |
3294 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3295 | ||
b701254d | 3296 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
84004dbf RS |
3297 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3298 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3299 | free_nfs_cb_data(data); | |
3300 | return -1; | |
3301 | } | |
3302 | return 0; | |
3303 | } | |
3304 | ||
3305 | ||
3306 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3307 | { | |
3308 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 3309 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3310 | return -1; |
3311 | } | |
3312 | ||
3313 | return 0; | |
3314 | } | |
3315 | ||
3316 | /* | |
3317 | * Async fchmod() | |
3318 | */ | |
3319 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3320 | { | |
3321 | struct nfs_cb_data *data; | |
3322 | ||
3323 | data = malloc(sizeof(struct nfs_cb_data)); | |
3324 | if (data == NULL) { | |
cbbf9d3e | 3325 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
3326 | return -1; |
3327 | } | |
ea98629a | 3328 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3329 | data->nfs = nfs; |
3330 | data->cb = cb; | |
3331 | data->private_data = private_data; | |
3332 | data->continue_int = mode; | |
3333 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3334 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3335 | if (data->fh.data.data_val == NULL) { | |
3336 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3337 | free_nfs_cb_data(data); | |
3338 | return -1; | |
3339 | } | |
3340 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3341 | ||
3342 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
84004dbf RS |
3343 | return -1; |
3344 | } | |
3345 | ||
3346 | return 0; | |
3347 | } | |
3348 | ||
3349 | ||
3350 | ||
3351 | /* | |
3352 | * Async chown() | |
3353 | */ | |
f3a75078 | 3354 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3355 | { |
3356 | struct nfs_cb_data *data = private_data; | |
3357 | struct nfs_context *nfs = data->nfs; | |
3358 | SETATTR3res *res; | |
3359 | ||
f3a75078 RS |
3360 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3361 | ||
84004dbf RS |
3362 | if (status == RPC_STATUS_ERROR) { |
3363 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3364 | free_nfs_cb_data(data); | |
3365 | return; | |
3366 | } | |
3367 | if (status == RPC_STATUS_CANCEL) { | |
3368 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3369 | free_nfs_cb_data(data); | |
3370 | return; | |
3371 | } | |
3372 | ||
3373 | res = command_data; | |
3374 | if (res->status != NFS3_OK) { | |
3375 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3376 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3377 | free_nfs_cb_data(data); | |
3378 | return; | |
3379 | } | |
3380 | ||
3381 | data->cb(0, nfs, NULL, data->private_data); | |
3382 | free_nfs_cb_data(data); | |
3383 | } | |
3384 | ||
3385 | struct nfs_chown_data { | |
3386 | uid_t uid; | |
3387 | gid_t gid; | |
3388 | }; | |
3389 | ||
3390 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3391 | { | |
3392 | SETATTR3args args; | |
3393 | struct nfs_chown_data *chown_data = data->continue_data; | |
3394 | ||
ea98629a | 3395 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3396 | args.object = data->fh; |
84004dbf RS |
3397 | if (chown_data->uid != (uid_t)-1) { |
3398 | args.new_attributes.uid.set_it = 1; | |
3399 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3400 | } | |
3401 | if (chown_data->gid != (gid_t)-1) { | |
3402 | args.new_attributes.gid.set_it = 1; | |
3403 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3404 | } | |
3405 | ||
b701254d | 3406 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
84004dbf RS |
3407 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3408 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3409 | free_nfs_cb_data(data); | |
3410 | return -1; | |
3411 | } | |
3412 | return 0; | |
3413 | } | |
3414 | ||
3415 | ||
3416 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3417 | { | |
3418 | struct nfs_chown_data *chown_data; | |
3419 | ||
3420 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3421 | if (chown_data == NULL) { | |
cbbf9d3e | 3422 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3423 | return -1; |
3424 | } | |
3425 | ||
3426 | chown_data->uid = uid; | |
3427 | chown_data->gid = gid; | |
3428 | ||
3429 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3430 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3431 | return -1; |
3432 | } | |
3433 | ||
3434 | return 0; | |
3435 | } | |
3436 | ||
3437 | ||
3438 | /* | |
3439 | * Async fchown() | |
3440 | */ | |
3441 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3442 | { | |
3443 | struct nfs_cb_data *data; | |
3444 | struct nfs_chown_data *chown_data; | |
3445 | ||
3446 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3447 | if (chown_data == NULL) { | |
cbbf9d3e | 3448 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3449 | return -1; |
3450 | } | |
3451 | ||
3452 | chown_data->uid = uid; | |
3453 | chown_data->gid = gid; | |
3454 | ||
84004dbf RS |
3455 | data = malloc(sizeof(struct nfs_cb_data)); |
3456 | if (data == NULL) { | |
cbbf9d3e | 3457 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
b6619d88 | 3458 | free(chown_data); |
84004dbf RS |
3459 | return -1; |
3460 | } | |
ea98629a | 3461 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3462 | data->nfs = nfs; |
3463 | data->cb = cb; | |
3464 | data->private_data = private_data; | |
3465 | data->continue_data = chown_data; | |
6b1f14ca | 3466 | data->free_continue_data = free; |
84004dbf RS |
3467 | data->fh.data.data_len = nfsfh->fh.data.data_len; |
3468 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3469 | if (data->fh.data.data_val == NULL) { | |
3470 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3471 | free_nfs_cb_data(data); | |
3472 | return -1; | |
3473 | } | |
3474 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3475 | ||
84004dbf | 3476 | if (nfs_chown_continue_internal(nfs, data) != 0) { |
84004dbf RS |
3477 | return -1; |
3478 | } | |
3479 | ||
3480 | return 0; | |
3481 | } | |
3482 | ||
3483 | ||
3484 | ||
3485 | ||
3486 | ||
3487 | /* | |
3488 | * Async utimes() | |
3489 | */ | |
f3a75078 | 3490 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3491 | { |
3492 | struct nfs_cb_data *data = private_data; | |
3493 | struct nfs_context *nfs = data->nfs; | |
3494 | SETATTR3res *res; | |
3495 | ||
f3a75078 RS |
3496 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3497 | ||
84004dbf RS |
3498 | if (status == RPC_STATUS_ERROR) { |
3499 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3500 | free_nfs_cb_data(data); | |
3501 | return; | |
3502 | } | |
3503 | if (status == RPC_STATUS_CANCEL) { | |
3504 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3505 | free_nfs_cb_data(data); | |
3506 | return; | |
3507 | } | |
3508 | ||
3509 | res = command_data; | |
3510 | if (res->status != NFS3_OK) { | |
3511 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3512 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3513 | free_nfs_cb_data(data); | |
3514 | return; | |
3515 | } | |
3516 | ||
3517 | data->cb(0, nfs, NULL, data->private_data); | |
3518 | free_nfs_cb_data(data); | |
3519 | } | |
3520 | ||
3521 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3522 | { | |
3523 | SETATTR3args args; | |
3524 | struct timeval *utimes_data = data->continue_data; | |
3525 | ||
ea98629a | 3526 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3527 | args.object = data->fh; |
84004dbf RS |
3528 | if (utimes_data != NULL) { |
3529 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3530 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3531 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3532 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3533 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3534 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3535 | } else { | |
3536 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3537 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3538 | } | |
3539 | ||
b701254d | 3540 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
84004dbf RS |
3541 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3542 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3543 | free_nfs_cb_data(data); | |
3544 | return -1; | |
3545 | } | |
3546 | return 0; | |
3547 | } | |
3548 | ||
3549 | ||
3550 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3551 | { | |
3552 | struct timeval *new_times = NULL; | |
3553 | ||
3554 | if (times != NULL) { | |
3555 | new_times = malloc(sizeof(struct timeval)*2); | |
3556 | if (new_times == NULL) { | |
cbbf9d3e | 3557 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3558 | return -1; |
3559 | } | |
3560 | ||
3561 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3562 | } | |
3563 | ||
3564 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3565 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3566 | return -1; |
3567 | } | |
3568 | ||
3569 | return 0; | |
3570 | } | |
3571 | ||
3572 | /* | |
3573 | * Async utime() | |
3574 | */ | |
3575 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3576 | { | |
3577 | struct timeval *new_times = NULL; | |
3578 | ||
3579 | if (times != NULL) { | |
3580 | new_times = malloc(sizeof(struct timeval)*2); | |
3581 | if (new_times == NULL) { | |
cbbf9d3e | 3582 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3583 | return -1; |
3584 | } | |
3585 | ||
3586 | new_times[0].tv_sec = times->actime; | |
3587 | new_times[0].tv_usec = 0; | |
3588 | new_times[1].tv_sec = times->modtime; | |
3589 | new_times[1].tv_usec = 0; | |
3590 | } | |
3591 | ||
3592 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3593 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3594 | return -1; |
3595 | } | |
3596 | ||
3597 | return 0; | |
3598 | } | |
84004dbf RS |
3599 | |
3600 | ||
3601 | /* | |
3602 | * Async access() | |
3603 | */ | |
f3a75078 | 3604 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3605 | { |
3606 | ACCESS3res *res; | |
3607 | struct nfs_cb_data *data = private_data; | |
3608 | struct nfs_context *nfs = data->nfs; | |
3609 | unsigned int nfsmode = 0; | |
3610 | ||
f3a75078 RS |
3611 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3612 | ||
84004dbf RS |
3613 | if (status == RPC_STATUS_ERROR) { |
3614 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3615 | free_nfs_cb_data(data); | |
3616 | return; | |
3617 | } | |
3618 | if (status == RPC_STATUS_CANCEL) { | |
3619 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3620 | free_nfs_cb_data(data); | |
3621 | return; | |
3622 | } | |
3623 | ||
3624 | res = command_data; | |
3625 | if (res->status != NFS3_OK) { | |
3626 | 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)); | |
3627 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3628 | free_nfs_cb_data(data); | |
3629 | return; | |
3630 | } | |
3631 | ||
3632 | if (data->continue_int & R_OK) { | |
3633 | nfsmode |= ACCESS3_READ; | |
3634 | } | |
3635 | if (data->continue_int & W_OK) { | |
3636 | nfsmode |= ACCESS3_MODIFY; | |
3637 | } | |
3638 | if (data->continue_int & X_OK) { | |
3639 | nfsmode |= ACCESS3_EXECUTE; | |
3640 | } | |
3641 | ||
3642 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3643 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3644 | nfsmode&ACCESS3_READ?'r':'-', | |
3645 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3646 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3647 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3648 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3649 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3650 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3651 | free_nfs_cb_data(data); | |
3652 | return; | |
3653 | } | |
3654 | ||
3655 | data->cb(0, nfs, NULL, data->private_data); | |
3656 | free_nfs_cb_data(data); | |
3657 | } | |
3658 | ||
3659 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3660 | { | |
3661 | int nfsmode = 0; | |
463d59bf | 3662 | ACCESS3args args; |
84004dbf RS |
3663 | |
3664 | if (data->continue_int & R_OK) { | |
3665 | nfsmode |= ACCESS3_READ; | |
3666 | } | |
3667 | if (data->continue_int & W_OK) { | |
3668 | nfsmode |= ACCESS3_MODIFY; | |
3669 | } | |
3670 | if (data->continue_int & X_OK) { | |
3671 | nfsmode |= ACCESS3_EXECUTE; | |
3672 | } | |
3673 | ||
463d59bf | 3674 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 3675 | args.object = data->fh; |
463d59bf RS |
3676 | args.access = nfsmode; |
3677 | ||
3678 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
84004dbf RS |
3679 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
3680 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3681 | free_nfs_cb_data(data); | |
3682 | return -1; | |
3683 | } | |
3684 | return 0; | |
3685 | } | |
3686 | ||
3687 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3688 | { | |
3689 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3690 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3691 | return -1; | |
84004dbf RS |
3692 | } |
3693 | ||
3694 | return 0; | |
3695 | } | |
3696 | ||
3697 | ||
3698 | ||
3699 | /* | |
3700 | * Async symlink() | |
3701 | */ | |
3702 | struct nfs_symlink_data { | |
3703 | char *oldpath; | |
3704 | char *newpathparent; | |
3705 | char *newpathobject; | |
3706 | }; | |
3707 | ||
3708 | static void free_nfs_symlink_data(void *mem) | |
3709 | { | |
3710 | struct nfs_symlink_data *data = mem; | |
3711 | ||
3712 | if (data->oldpath != NULL) { | |
3713 | free(data->oldpath); | |
3714 | } | |
3715 | if (data->newpathparent != NULL) { | |
3716 | free(data->newpathparent); | |
3717 | } | |
3718 | if (data->newpathobject != NULL) { | |
3719 | free(data->newpathobject); | |
3720 | } | |
3721 | free(data); | |
3722 | } | |
3723 | ||
f3a75078 | 3724 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3725 | { |
3726 | SYMLINK3res *res; | |
3727 | struct nfs_cb_data *data = private_data; | |
3728 | struct nfs_context *nfs = data->nfs; | |
3729 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
4b1ae88a | 3730 | |
f3a75078 RS |
3731 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3732 | ||
84004dbf RS |
3733 | if (status == RPC_STATUS_ERROR) { |
3734 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3735 | free_nfs_cb_data(data); | |
3736 | return; | |
3737 | } | |
3738 | if (status == RPC_STATUS_CANCEL) { | |
3739 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3740 | free_nfs_cb_data(data); | |
3741 | return; | |
3742 | } | |
3743 | ||
3744 | res = command_data; | |
3745 | if (res->status != NFS3_OK) { | |
3746 | 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)); | |
3747 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3748 | free_nfs_cb_data(data); | |
3749 | return; | |
3750 | } | |
3751 | ||
3752 | data->cb(0, nfs, NULL, data->private_data); | |
3753 | free_nfs_cb_data(data); | |
3754 | } | |
3755 | ||
3756 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3757 | { | |
3758 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
87f81c85 | 3759 | SYMLINK3args args; |
84004dbf | 3760 | |
87f81c85 | 3761 | memset(&args, 0, sizeof(SYMLINK3args)); |
2452c57f | 3762 | args.where.dir = data->fh; |
87f81c85 RS |
3763 | args.where.name = symlink_data->newpathobject; |
3764 | args.symlink.symlink_attributes.mode.set_it = 1; | |
3765 | 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; | |
3766 | args.symlink.symlink_data = symlink_data->oldpath; | |
8e255816 | 3767 | |
87f81c85 | 3768 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
84004dbf RS |
3769 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3770 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3771 | free_nfs_cb_data(data); | |
3772 | return -1; | |
3773 | } | |
3774 | return 0; | |
3775 | } | |
3776 | ||
3777 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3778 | { | |
3779 | char *ptr; | |
3780 | struct nfs_symlink_data *symlink_data; | |
3781 | ||
3782 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3783 | if (symlink_data == NULL) { | |
cbbf9d3e | 3784 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3785 | return -1; |
3786 | } | |
ea98629a | 3787 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3788 | |
3789 | symlink_data->oldpath = strdup(oldpath); | |
3790 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3791 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3792 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3793 | return -1; |
84004dbf RS |
3794 | } |
3795 | ||
3796 | symlink_data->newpathparent = strdup(newpath); | |
3797 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3798 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3799 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3800 | return -1; |
84004dbf RS |
3801 | } |
3802 | ||
93e9306f | 3803 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3804 | if (ptr == NULL) { |
cbbf9d3e | 3805 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3806 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3807 | return -1; |
84004dbf RS |
3808 | } |
3809 | *ptr = 0; | |
3810 | ptr++; | |
3811 | ||
3812 | symlink_data->newpathobject = strdup(ptr); | |
3813 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3814 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3815 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3816 | return -1; |
84004dbf RS |
3817 | } |
3818 | ||
3819 | 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 |
3820 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3821 | return -1; | |
84004dbf RS |
3822 | } |
3823 | ||
3824 | return 0; | |
3825 | } | |
3826 | ||
3827 | ||
3828 | ||
3829 | /* | |
3830 | * Async rename() | |
3831 | */ | |
3832 | struct nfs_rename_data { | |
3833 | char *oldpath; | |
3834 | char *oldobject; | |
3835 | struct nfs_fh3 olddir; | |
3836 | char *newpath; | |
3837 | char *newobject; | |
3838 | struct nfs_fh3 newdir; | |
3839 | }; | |
3840 | ||
3841 | static void free_nfs_rename_data(void *mem) | |
3842 | { | |
3843 | struct nfs_rename_data *data = mem; | |
3844 | ||
3845 | if (data->oldpath != NULL) { | |
3846 | free(data->oldpath); | |
3847 | } | |
3848 | if (data->olddir.data.data_val != NULL) { | |
3849 | free(data->olddir.data.data_val); | |
3850 | } | |
3851 | if (data->newpath != NULL) { | |
3852 | free(data->newpath); | |
3853 | } | |
3854 | if (data->newdir.data.data_val != NULL) { | |
3855 | free(data->newdir.data.data_val); | |
3856 | } | |
3857 | free(data); | |
3858 | } | |
3859 | ||
f3a75078 | 3860 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3861 | { |
3862 | RENAME3res *res; | |
3863 | struct nfs_cb_data *data = private_data; | |
3864 | struct nfs_context *nfs = data->nfs; | |
3865 | struct nfs_rename_data *rename_data = data->continue_data; | |
4b1ae88a | 3866 | |
f3a75078 RS |
3867 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3868 | ||
84004dbf RS |
3869 | if (status == RPC_STATUS_ERROR) { |
3870 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3871 | free_nfs_cb_data(data); | |
3872 | return; | |
3873 | } | |
3874 | if (status == RPC_STATUS_CANCEL) { | |
3875 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3876 | free_nfs_cb_data(data); | |
3877 | return; | |
3878 | } | |
3879 | ||
3880 | res = command_data; | |
3881 | if (res->status != NFS3_OK) { | |
3882 | 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)); | |
3883 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3884 | free_nfs_cb_data(data); | |
3885 | return; | |
3886 | } | |
3887 | ||
3888 | data->cb(0, nfs, NULL, data->private_data); | |
3889 | free_nfs_cb_data(data); | |
3890 | } | |
3891 | ||
3892 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3893 | { | |
3894 | struct nfs_rename_data *rename_data = data->continue_data; | |
5940c705 | 3895 | RENAME3args args; |
84004dbf RS |
3896 | |
3897 | /* steal the filehandle */ | |
2452c57f | 3898 | rename_data->newdir = data->fh; |
84004dbf RS |
3899 | data->fh.data.data_val = NULL; |
3900 | ||
5940c705 RS |
3901 | args.from.dir = rename_data->olddir; |
3902 | args.from.name = rename_data->oldobject; | |
3903 | args.to.dir = rename_data->newdir; | |
3904 | args.to.name = rename_data->newobject; | |
3905 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
84004dbf RS |
3906 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
3907 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3908 | free_nfs_cb_data(data); | |
3909 | return -1; | |
3910 | } | |
3911 | return 0; | |
3912 | } | |
3913 | ||
3914 | ||
3915 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3916 | { | |
3917 | struct nfs_rename_data *rename_data = data->continue_data; | |
766bb4af AR |
3918 | char* newpath = strdup(rename_data->newpath); |
3919 | if (!newpath) { | |
3920 | rpc_set_error(nfs->rpc, "Out of memory. Could not allocate memory to store target path for rename"); | |
3921 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3922 | free_nfs_cb_data(data); | |
3923 | return -1; | |
3924 | } | |
84004dbf RS |
3925 | |
3926 | /* steal the filehandle */ | |
2452c57f | 3927 | rename_data->olddir = data->fh; |
84004dbf RS |
3928 | data->fh.data.data_val = NULL; |
3929 | ||
3930 | 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) { | |
766bb4af | 3931 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath); |
84004dbf RS |
3932 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3933 | free_nfs_cb_data(data); | |
766bb4af | 3934 | free(newpath); |
84004dbf RS |
3935 | return -1; |
3936 | } | |
3937 | data->continue_data = NULL; | |
3938 | free_nfs_cb_data(data); | |
766bb4af | 3939 | free(newpath); |
84004dbf RS |
3940 | |
3941 | return 0; | |
3942 | } | |
3943 | ||
3944 | ||
3945 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3946 | { | |
3947 | char *ptr; | |
3948 | struct nfs_rename_data *rename_data; | |
3949 | ||
3950 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3951 | if (rename_data == NULL) { | |
cbbf9d3e | 3952 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3953 | return -1; |
3954 | } | |
ea98629a | 3955 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3956 | |
3957 | rename_data->oldpath = strdup(oldpath); | |
3958 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3959 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3960 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3961 | return -1; |
84004dbf | 3962 | } |
93e9306f | 3963 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3964 | if (ptr == NULL) { |
cbbf9d3e | 3965 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3966 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3967 | return -1; |
84004dbf RS |
3968 | } |
3969 | *ptr = 0; | |
3970 | ptr++; | |
3971 | rename_data->oldobject = ptr; | |
3972 | ||
3973 | ||
3974 | rename_data->newpath = strdup(newpath); | |
3975 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3976 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3977 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3978 | return -1; |
84004dbf | 3979 | } |
93e9306f | 3980 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3981 | if (ptr == NULL) { |
cbbf9d3e | 3982 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3983 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3984 | return -1; |
84004dbf RS |
3985 | } |
3986 | *ptr = 0; | |
3987 | ptr++; | |
3988 | rename_data->newobject = ptr; | |
3989 | ||
3990 | ||
3991 | 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 |
3992 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3993 | return -1; | |
84004dbf RS |
3994 | } |
3995 | ||
3996 | return 0; | |
3997 | } | |
3998 | ||
3999 | ||
4000 | /* | |
4001 | * Async link() | |
4002 | */ | |
4003 | struct nfs_link_data { | |
4004 | char *oldpath; | |
4005 | struct nfs_fh3 oldfh; | |
4006 | char *newpath; | |
4007 | char *newobject; | |
4008 | struct nfs_fh3 newdir; | |
4009 | }; | |
4010 | ||
4011 | static void free_nfs_link_data(void *mem) | |
4012 | { | |
4013 | struct nfs_link_data *data = mem; | |
4014 | ||
4015 | if (data->oldpath != NULL) { | |
4016 | free(data->oldpath); | |
4017 | } | |
4018 | if (data->oldfh.data.data_val != NULL) { | |
4019 | free(data->oldfh.data.data_val); | |
4020 | } | |
4021 | if (data->newpath != NULL) { | |
4022 | free(data->newpath); | |
4023 | } | |
4024 | if (data->newdir.data.data_val != NULL) { | |
4025 | free(data->newdir.data.data_val); | |
4026 | } | |
4027 | free(data); | |
4028 | } | |
4029 | ||
f3a75078 | 4030 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4031 | { |
4032 | LINK3res *res; | |
4033 | struct nfs_cb_data *data = private_data; | |
4034 | struct nfs_context *nfs = data->nfs; | |
4035 | struct nfs_link_data *link_data = data->continue_data; | |
4b1ae88a | 4036 | |
f3a75078 RS |
4037 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4038 | ||
84004dbf RS |
4039 | if (status == RPC_STATUS_ERROR) { |
4040 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4041 | free_nfs_cb_data(data); | |
4042 | return; | |
4043 | } | |
4044 | if (status == RPC_STATUS_CANCEL) { | |
4045 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4046 | free_nfs_cb_data(data); | |
4047 | return; | |
4048 | } | |
4049 | ||
4050 | res = command_data; | |
4051 | if (res->status != NFS3_OK) { | |
4052 | 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)); | |
4053 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4054 | free_nfs_cb_data(data); | |
4055 | return; | |
4056 | } | |
4057 | ||
4058 | data->cb(0, nfs, NULL, data->private_data); | |
4059 | free_nfs_cb_data(data); | |
4060 | } | |
4061 | ||
4062 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4063 | { | |
4064 | struct nfs_link_data *link_data = data->continue_data; | |
560f9434 | 4065 | LINK3args args; |
84004dbf RS |
4066 | |
4067 | /* steal the filehandle */ | |
2452c57f | 4068 | link_data->newdir = data->fh; |
84004dbf RS |
4069 | data->fh.data.data_val = NULL; |
4070 | ||
560f9434 RS |
4071 | memset(&args, 0, sizeof(LINK3args)); |
4072 | args.file = link_data->oldfh; | |
4073 | args.link.dir = link_data->newdir; | |
4074 | args.link.name = link_data->newobject; | |
4075 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
84004dbf RS |
4076 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
4077 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4078 | free_nfs_cb_data(data); | |
4079 | return -1; | |
4080 | } | |
4081 | return 0; | |
4082 | } | |
4083 | ||
4084 | ||
4085 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4086 | { | |
4087 | struct nfs_link_data *link_data = data->continue_data; | |
4088 | ||
4089 | /* steal the filehandle */ | |
2452c57f | 4090 | link_data->oldfh = data->fh; |
84004dbf RS |
4091 | data->fh.data.data_val = NULL; |
4092 | ||
4093 | 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) { | |
4094 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
4095 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4096 | free_nfs_cb_data(data); | |
4097 | return -1; | |
4098 | } | |
4099 | data->continue_data = NULL; | |
4100 | free_nfs_cb_data(data); | |
4101 | ||
4102 | return 0; | |
4103 | } | |
4104 | ||
4105 | ||
4106 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4107 | { | |
4108 | char *ptr; | |
4109 | struct nfs_link_data *link_data; | |
4110 | ||
4111 | link_data = malloc(sizeof(struct nfs_link_data)); | |
4112 | if (link_data == NULL) { | |
cbbf9d3e | 4113 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
4114 | return -1; |
4115 | } | |
ea98629a | 4116 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
4117 | |
4118 | link_data->oldpath = strdup(oldpath); | |
4119 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 4120 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4121 | free_nfs_link_data(link_data); |
cbbf9d3e | 4122 | return -1; |
84004dbf RS |
4123 | } |
4124 | ||
4125 | link_data->newpath = strdup(newpath); | |
4126 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 4127 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4128 | free_nfs_link_data(link_data); |
cbbf9d3e | 4129 | return -1; |
84004dbf | 4130 | } |
93e9306f | 4131 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 4132 | if (ptr == NULL) { |
cbbf9d3e | 4133 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4134 | free_nfs_link_data(link_data); |
cbbf9d3e | 4135 | return -1; |
84004dbf RS |
4136 | } |
4137 | *ptr = 0; | |
4138 | ptr++; | |
4139 | link_data->newobject = ptr; | |
4140 | ||
4141 | ||
4142 | 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 |
4143 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4144 | return -1; | |
84004dbf RS |
4145 | } |
4146 | ||
4147 | return 0; | |
4148 | } | |
4149 | ||
4150 | ||
4151 | //qqq replace later with lseek() | |
183451cf | 4152 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
4153 | { |
4154 | return nfsfh->offset; | |
4155 | } | |
4156 | ||
17ef62fa RS |
4157 | |
4158 | ||
4159 | /* | |
4160 | * Get the maximum supported READ3 size by the server | |
4161 | */ | |
183451cf | 4162 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
4163 | { |
4164 | return nfs->readmax; | |
4165 | } | |
4166 | ||
4167 | /* | |
4168 | * Get the maximum supported WRITE3 size by the server | |
4169 | */ | |
183451cf | 4170 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 4171 | { |
e7f3a781 | 4172 | return nfs->writemax; |
17ef62fa | 4173 | } |
1896d37b | 4174 | |
d43a8953 PL |
4175 | void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v) { |
4176 | rpc_set_tcp_syncnt(nfs->rpc, v); | |
4177 | } | |
4178 | ||
4179 | void nfs_set_uid(struct nfs_context *nfs, int uid) { | |
4180 | rpc_set_uid(nfs->rpc, uid); | |
4181 | } | |
4182 | ||
4183 | void nfs_set_gid(struct nfs_context *nfs, int gid) { | |
4184 | rpc_set_gid(nfs->rpc, gid); | |
4185 | } | |
4186 | ||
1896d37b RS |
4187 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) |
4188 | { | |
4189 | va_list ap; | |
1e8994af | 4190 | char *str = NULL; |
1896d37b | 4191 | |
1e8994af | 4192 | va_start(ap, error_string); |
2606f9bb RS |
4193 | str = malloc(1024); |
4194 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
4195 | if (nfs->rpc->error_string != NULL) { |
4196 | free(nfs->rpc->error_string); | |
4197 | } | |
1896d37b | 4198 | nfs->rpc->error_string = str; |
f893b680 | 4199 | va_end(ap); |
1896d37b | 4200 | } |
7f0242ca RS |
4201 | |
4202 | ||
4203 | ||
4204 | struct mount_cb_data { | |
4205 | rpc_cb cb; | |
4206 | void *private_data; | |
4207 | char *server; | |
4208 | }; | |
4209 | ||
4210 | static void free_mount_cb_data(struct mount_cb_data *data) | |
4211 | { | |
4212 | if (data->server != NULL) { | |
4213 | free(data->server); | |
4214 | data->server = NULL; | |
4215 | } | |
4216 | ||
4217 | free(data); | |
4218 | } | |
4219 | ||
4220 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4221 | { | |
4222 | struct mount_cb_data *data = private_data; | |
4223 | ||
f3a75078 RS |
4224 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4225 | ||
4226 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
4227 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4228 | free_mount_cb_data(data); | |
4229 | return; | |
4230 | } | |
4231 | if (status == RPC_STATUS_CANCEL) { | |
4232 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4233 | free_mount_cb_data(data); | |
4234 | return; | |
4235 | } | |
4236 | ||
4237 | data->cb(rpc, 0, command_data, data->private_data); | |
4238 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
4239 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
4240 | } | |
4241 | free_mount_cb_data(data); | |
4242 | } | |
4243 | ||
4244 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4245 | { | |
4246 | struct mount_cb_data *data = private_data; | |
4247 | ||
f3a75078 RS |
4248 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4249 | ||
14a062eb RS |
4250 | /* Dont want any more callbacks even if the socket is closed */ |
4251 | rpc->connect_cb = NULL; | |
4252 | ||
4b1ae88a | 4253 | if (status == RPC_STATUS_ERROR) { |
7f0242ca RS |
4254 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4255 | free_mount_cb_data(data); | |
4256 | return; | |
4257 | } | |
4258 | if (status == RPC_STATUS_CANCEL) { | |
4259 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4260 | free_mount_cb_data(data); | |
4261 | return; | |
4262 | } | |
4263 | ||
eda77ec3 | 4264 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
7f0242ca RS |
4265 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4266 | free_mount_cb_data(data); | |
4267 | return; | |
4268 | } | |
4269 | } | |
4270 | ||
7f0242ca RS |
4271 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) |
4272 | { | |
4273 | struct mount_cb_data *data; | |
4274 | ||
f3a75078 RS |
4275 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4276 | ||
7f0242ca RS |
4277 | data = malloc(sizeof(struct mount_cb_data)); |
4278 | if (data == NULL) { | |
4279 | return -1; | |
4280 | } | |
ea98629a | 4281 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
4282 | data->cb = cb; |
4283 | data->private_data = private_data; | |
4284 | data->server = strdup(server); | |
4285 | if (data->server == NULL) { | |
4286 | free_mount_cb_data(data); | |
4287 | return -1; | |
4b1ae88a | 4288 | } |
2a32a899 RS |
4289 | if (rpc_connect_program_async(rpc, data->server, MOUNT_PROGRAM, MOUNT_V3, mount_export_4_cb, data) != 0) { |
4290 | rpc_set_error(rpc, "Failed to start connection"); | |
7f0242ca RS |
4291 | free_mount_cb_data(data); |
4292 | return -1; | |
4293 | } | |
4294 | ||
4295 | return 0; | |
4296 | } | |
4297 | ||
df5af25f RS |
4298 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
4299 | { | |
f3a75078 | 4300 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
4301 | return nfs->rpc; |
4302 | } | |
4303 | ||
b077fdeb RS |
4304 | const char *nfs_get_server(struct nfs_context *nfs) { |
4305 | return nfs->server; | |
4306 | } | |
4307 | ||
4308 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4309 | return nfs->export; | |
4310 | } | |
0ad9a1f1 | 4311 | |
8724c833 RS |
4312 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4313 | return &nfs->rootfh; | |
4314 | } | |
fa3c25be RS |
4315 | |
4316 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4317 | return &nfsfh->fh; | |
4318 | } |