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; | |
567a94d9 | 146 | int update_pos; |
84004dbf RS |
147 | }; |
148 | ||
149 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
150 | ||
67ba2239 | 151 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 152 | { |
9896c715 | 153 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
154 | } |
155 | ||
156 | int nfs_get_fd(struct nfs_context *nfs) | |
157 | { | |
158 | return rpc_get_fd(nfs->rpc); | |
159 | } | |
160 | ||
83aa785d RS |
161 | int nfs_queue_length(struct nfs_context *nfs) |
162 | { | |
163 | return rpc_queue_length(nfs->rpc); | |
164 | } | |
165 | ||
84004dbf RS |
166 | int nfs_which_events(struct nfs_context *nfs) |
167 | { | |
168 | return rpc_which_events(nfs->rpc); | |
169 | } | |
170 | ||
171 | int nfs_service(struct nfs_context *nfs, int revents) | |
172 | { | |
173 | return rpc_service(nfs->rpc, revents); | |
174 | } | |
175 | ||
176 | char *nfs_get_error(struct nfs_context *nfs) | |
177 | { | |
178 | return rpc_get_error(nfs->rpc); | |
179 | }; | |
180 | ||
20d6926e | 181 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
36f488dc RS |
182 | { |
183 | if (!strncmp(arg, "tcp-syncnt", 10)) { | |
20d6926e | 184 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 185 | } else if (!strncmp(arg, "uid", 3)) { |
20d6926e | 186 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 187 | } else if (!strncmp(arg, "gid", 3)) { |
20d6926e | 188 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc RS |
189 | } |
190 | return 0; | |
191 | } | |
192 | ||
6bdcd5b6 | 193 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) |
d2ec73c7 PL |
194 | { |
195 | struct nfs_url *urls; | |
196 | char *strp, *flagsp, *strp2; | |
197 | ||
198 | if (strncmp(url, "nfs://", 6)) { | |
199 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
200 | return NULL; | |
201 | } | |
202 | ||
203 | urls = malloc(sizeof(struct nfs_url)); | |
204 | if (urls == NULL) { | |
205 | rpc_set_error(nfs->rpc, "Out of memory"); | |
206 | return NULL; | |
207 | } | |
208 | ||
b70567b6 | 209 | memset(urls, 0x00, sizeof(struct nfs_url)); |
d2ec73c7 PL |
210 | urls->server = strdup(url + 6); |
211 | if (urls->server == NULL) { | |
212 | nfs_destroy_url(urls); | |
213 | rpc_set_error(nfs->rpc, "Out of memory"); | |
214 | return NULL; | |
215 | } | |
216 | ||
217 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
218 | urls->server[0] == '?') { | |
219 | if (incomplete) { | |
220 | flagsp = strchr(urls->server, '?'); | |
221 | goto flags; | |
222 | } | |
223 | nfs_destroy_url(urls); | |
224 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
225 | return NULL; | |
226 | } | |
227 | ||
228 | strp = strchr(urls->server, '/'); | |
229 | if (strp == NULL) { | |
230 | if (incomplete) { | |
231 | flagsp = strchr(urls->server, '?'); | |
232 | goto flags; | |
233 | } | |
234 | nfs_destroy_url(urls); | |
235 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
236 | return NULL; | |
237 | } | |
238 | ||
239 | urls->path = strdup(strp); | |
240 | if (urls->path == NULL) { | |
241 | nfs_destroy_url(urls); | |
242 | rpc_set_error(nfs->rpc, "Out of memory"); | |
243 | return NULL; | |
244 | } | |
245 | *strp = 0; | |
246 | ||
247 | if (dir) { | |
248 | flagsp = strchr(urls->path, '?'); | |
249 | goto flags; | |
250 | } | |
251 | ||
252 | strp = strrchr(urls->path, '/'); | |
253 | if (strp == NULL) { | |
254 | if (incomplete) { | |
255 | flagsp = strchr(urls->path, '?'); | |
256 | goto flags; | |
257 | } | |
258 | nfs_destroy_url(urls); | |
259 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
260 | return NULL; | |
261 | } | |
262 | urls->file = strdup(strp); | |
263 | if (urls->path == NULL) { | |
264 | nfs_destroy_url(urls); | |
265 | rpc_set_error(nfs->rpc, "Out of memory"); | |
266 | return NULL; | |
267 | } | |
268 | *strp = 0; | |
269 | flagsp = strchr(urls->file, '?'); | |
270 | ||
271 | flags: | |
272 | if (flagsp) { | |
273 | *flagsp = 0; | |
274 | } | |
275 | ||
276 | if (urls->file && !strlen(urls->file)) { | |
277 | free(urls->file); | |
278 | urls->file = NULL; | |
279 | if (!incomplete) { | |
280 | nfs_destroy_url(urls); | |
281 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
282 | return NULL; | |
283 | } | |
284 | } | |
285 | ||
d2ec73c7 PL |
286 | while (flagsp != NULL && *(flagsp+1) != 0) { |
287 | strp = flagsp + 1; | |
288 | flagsp = strchr(strp, '&'); | |
289 | if (flagsp) { | |
290 | *flagsp = 0; | |
291 | } | |
292 | strp2 = strchr(strp, '='); | |
293 | if (strp2) { | |
294 | *strp2 = 0; | |
295 | strp2++; | |
20d6926e | 296 | nfs_set_context_args(nfs, strp, strp2); |
d2ec73c7 PL |
297 | } |
298 | } | |
299 | ||
1f1b1c5c PL |
300 | if (urls->server && strlen(urls->server) <= 1) { |
301 | free(urls->server); | |
302 | urls->server = NULL; | |
303 | } | |
304 | ||
d2ec73c7 PL |
305 | return urls; |
306 | } | |
307 | ||
308 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
309 | { | |
310 | return nfs_parse_url(nfs, url, 0, 0); | |
311 | } | |
312 | ||
313 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
314 | { | |
315 | return nfs_parse_url(nfs, url, 1, 0); | |
316 | } | |
317 | ||
318 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
319 | { | |
320 | return nfs_parse_url(nfs, url, 0, 1); | |
321 | } | |
322 | ||
323 | ||
324 | void nfs_destroy_url(struct nfs_url *url) | |
325 | { | |
326 | if (url) { | |
327 | free(url->server); | |
328 | free(url->path); | |
329 | free(url->file); | |
330 | } | |
331 | free(url); | |
332 | } | |
333 | ||
84004dbf RS |
334 | struct nfs_context *nfs_init_context(void) |
335 | { | |
336 | struct nfs_context *nfs; | |
337 | ||
338 | nfs = malloc(sizeof(struct nfs_context)); | |
339 | if (nfs == NULL) { | |
84004dbf RS |
340 | return NULL; |
341 | } | |
f893b680 RS |
342 | memset(nfs, 0, sizeof(struct nfs_context)); |
343 | ||
84004dbf RS |
344 | nfs->rpc = rpc_init_context(); |
345 | if (nfs->rpc == NULL) { | |
84004dbf RS |
346 | free(nfs); |
347 | return NULL; | |
348 | } | |
349 | ||
f893b680 | 350 | nfs->cwd = strdup("/"); |
963c2f83 | 351 | |
84004dbf RS |
352 | return nfs; |
353 | } | |
354 | ||
355 | void nfs_destroy_context(struct nfs_context *nfs) | |
356 | { | |
357 | rpc_destroy_context(nfs->rpc); | |
358 | nfs->rpc = NULL; | |
359 | ||
360 | if (nfs->server) { | |
361 | free(nfs->server); | |
362 | nfs->server = NULL; | |
363 | } | |
364 | ||
365 | if (nfs->export) { | |
366 | free(nfs->export); | |
367 | nfs->export = NULL; | |
368 | } | |
369 | ||
f893b680 RS |
370 | if (nfs->cwd) { |
371 | free(nfs->cwd); | |
372 | nfs->cwd = NULL; | |
373 | } | |
374 | ||
84004dbf RS |
375 | if (nfs->rootfh.data.data_val != NULL) { |
376 | free(nfs->rootfh.data.data_val); | |
377 | nfs->rootfh.data.data_val = NULL; | |
378 | } | |
379 | ||
380 | free(nfs); | |
381 | } | |
382 | ||
8733f38d RS |
383 | struct rpc_cb_data { |
384 | char *server; | |
385 | uint32_t program; | |
386 | uint32_t version; | |
387 | ||
388 | rpc_cb cb; | |
389 | void *private_data; | |
2452c57f | 390 | }; |
8733f38d RS |
391 | |
392 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
393 | { | |
394 | free(data->server); | |
395 | data->server = NULL; | |
396 | free(data); | |
397 | } | |
398 | ||
f694a287 RS |
399 | static void rpc_connect_program_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
400 | { | |
401 | struct rpc_cb_data *data = private_data; | |
402 | ||
403 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
404 | ||
405 | /* Dont want any more callbacks even if the socket is closed */ | |
406 | rpc->connect_cb = NULL; | |
407 | ||
408 | if (status == RPC_STATUS_ERROR) { | |
409 | data->cb(rpc, status, command_data, data->private_data); | |
410 | free_rpc_cb_data(data); | |
411 | return; | |
412 | } | |
413 | if (status == RPC_STATUS_CANCEL) { | |
414 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
415 | free_rpc_cb_data(data); | |
416 | return; | |
417 | } | |
418 | ||
419 | data->cb(rpc, status, NULL, data->private_data); | |
420 | free_rpc_cb_data(data); | |
421 | } | |
422 | ||
8733f38d RS |
423 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
424 | { | |
425 | struct rpc_cb_data *data = private_data; | |
426 | ||
427 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
428 | ||
429 | /* Dont want any more callbacks even if the socket is closed */ | |
430 | rpc->connect_cb = NULL; | |
431 | ||
432 | if (status == RPC_STATUS_ERROR) { | |
433 | data->cb(rpc, status, command_data, data->private_data); | |
434 | free_rpc_cb_data(data); | |
435 | return; | |
436 | } | |
437 | if (status == RPC_STATUS_CANCEL) { | |
438 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
439 | free_rpc_cb_data(data); | |
440 | return; | |
441 | } | |
442 | ||
f694a287 RS |
443 | switch (data->program) { |
444 | case MOUNT_PROGRAM: | |
445 | if (rpc_mount3_null_async(rpc, rpc_connect_program_5_cb, | |
446 | data) != 0) { | |
447 | data->cb(rpc, status, command_data, data->private_data); | |
448 | free_rpc_cb_data(data); | |
449 | return; | |
450 | } | |
451 | return; | |
452 | case NFS_PROGRAM: | |
453 | if (rpc_nfs3_null_async(rpc, rpc_connect_program_5_cb, | |
454 | data) != 0) { | |
455 | data->cb(rpc, status, command_data, data->private_data); | |
456 | free_rpc_cb_data(data); | |
457 | return; | |
458 | } | |
459 | return; | |
460 | } | |
461 | ||
8733f38d RS |
462 | data->cb(rpc, status, NULL, data->private_data); |
463 | free_rpc_cb_data(data); | |
464 | } | |
465 | ||
466 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
467 | { | |
468 | struct rpc_cb_data *data = private_data; | |
24f45c54 | 469 | struct pmap3_string_result *gar; |
6c60e282 RS |
470 | uint32_t rpc_port = 0; |
471 | unsigned char *ptr; | |
8733f38d RS |
472 | |
473 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
474 | ||
4b1ae88a | 475 | if (status == RPC_STATUS_ERROR) { |
8733f38d RS |
476 | data->cb(rpc, status, command_data, data->private_data); |
477 | free_rpc_cb_data(data); | |
478 | return; | |
479 | } | |
480 | if (status == RPC_STATUS_CANCEL) { | |
481 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
482 | free_rpc_cb_data(data); | |
483 | return; | |
484 | } | |
485 | ||
6c60e282 RS |
486 | switch (rpc->s.ss_family) { |
487 | case AF_INET: | |
488 | rpc_port = *(uint32_t *)command_data; | |
489 | break; | |
490 | case AF_INET6: | |
491 | /* ouch. portmapper and ipv6 are not great */ | |
492 | gar = command_data; | |
493 | if (gar->addr == NULL) { | |
494 | break; | |
495 | } | |
496 | ptr = strrchr(gar->addr, '.'); | |
497 | if (ptr == NULL) { | |
498 | break; | |
499 | } | |
500 | rpc_port = atoi(ptr + 1); | |
501 | *ptr = 0; | |
502 | ptr = strrchr(gar->addr, '.'); | |
503 | if (ptr == NULL) { | |
504 | break; | |
505 | } | |
506 | rpc_port += 256 * atoi(ptr + 1); | |
507 | break; | |
508 | } | |
8733f38d RS |
509 | if (rpc_port == 0) { |
510 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
511 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
512 | free_rpc_cb_data(data); | |
513 | return; | |
514 | } | |
515 | ||
516 | rpc_disconnect(rpc, "normal disconnect"); | |
517 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
518 | data->cb(rpc, status, command_data, data->private_data); | |
519 | free_rpc_cb_data(data); | |
520 | return; | |
521 | } | |
522 | } | |
523 | ||
524 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
525 | { | |
526 | struct rpc_cb_data *data = private_data; | |
6c60e282 | 527 | struct pmap3_mapping map; |
8733f38d RS |
528 | |
529 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
530 | ||
531 | if (status == RPC_STATUS_ERROR) { | |
532 | data->cb(rpc, status, command_data, data->private_data); | |
533 | free_rpc_cb_data(data); | |
534 | return; | |
535 | } | |
536 | if (status == RPC_STATUS_CANCEL) { | |
537 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
538 | free_rpc_cb_data(data); | |
539 | return; | |
540 | } | |
541 | ||
6c60e282 RS |
542 | switch (rpc->s.ss_family) { |
543 | case AF_INET: | |
544 | if (rpc_pmap2_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
545 | data->cb(rpc, status, command_data, data->private_data); | |
546 | free_rpc_cb_data(data); | |
547 | return; | |
548 | } | |
549 | break; | |
550 | case AF_INET6: | |
551 | map.prog=data->program; | |
552 | map.vers=data->version; | |
553 | map.netid=""; | |
554 | map.addr=""; | |
555 | map.owner=""; | |
556 | if (rpc_pmap3_getaddr_async(rpc, &map, rpc_connect_program_3_cb, private_data) != 0) { | |
557 | data->cb(rpc, status, command_data, data->private_data); | |
558 | free_rpc_cb_data(data); | |
559 | return; | |
560 | } | |
561 | break; | |
8733f38d RS |
562 | } |
563 | } | |
564 | ||
565 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
566 | { | |
567 | struct rpc_cb_data *data = private_data; | |
568 | ||
569 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
570 | ||
571 | /* Dont want any more callbacks even if the socket is closed */ | |
572 | rpc->connect_cb = NULL; | |
573 | ||
574 | if (status == RPC_STATUS_ERROR) { | |
575 | data->cb(rpc, status, command_data, data->private_data); | |
576 | free_rpc_cb_data(data); | |
577 | return; | |
578 | } | |
579 | if (status == RPC_STATUS_CANCEL) { | |
580 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
581 | free_rpc_cb_data(data); | |
582 | return; | |
583 | } | |
584 | ||
6c60e282 RS |
585 | switch (rpc->s.ss_family) { |
586 | case AF_INET: | |
587 | if (rpc_pmap2_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
588 | data->cb(rpc, status, command_data, data->private_data); | |
589 | free_rpc_cb_data(data); | |
590 | return; | |
591 | } | |
592 | break; | |
593 | case AF_INET6: | |
594 | if (rpc_pmap3_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
595 | data->cb(rpc, status, command_data, data->private_data); | |
596 | free_rpc_cb_data(data); | |
597 | return; | |
598 | } | |
599 | break; | |
8733f38d RS |
600 | } |
601 | } | |
602 | ||
f694a287 | 603 | int rpc_connect_program_async(struct rpc_context *rpc, const char *server, int program, int version, rpc_cb cb, void *private_data) |
8733f38d RS |
604 | { |
605 | struct rpc_cb_data *data; | |
606 | ||
607 | data = malloc(sizeof(struct rpc_cb_data)); | |
608 | if (data == NULL) { | |
609 | return -1; | |
610 | } | |
611 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
612 | data->server = strdup(server); | |
613 | data->program = program; | |
614 | data->version = version; | |
615 | ||
616 | data->cb = cb; | |
617 | data->private_data = private_data; | |
618 | ||
619 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
620 | rpc_set_error(rpc, "Failed to start connection"); | |
621 | free_rpc_cb_data(data); | |
622 | return -1; | |
623 | } | |
624 | return 0; | |
625 | } | |
626 | ||
2fa14f9b | 627 | static void free_nfs_cb_data(struct nfs_cb_data *data) |
84004dbf | 628 | { |
84004dbf | 629 | if (data->continue_data != NULL) { |
206a2ff6 | 630 | assert(data->free_continue_data); |
84004dbf | 631 | data->free_continue_data(data->continue_data); |
84004dbf RS |
632 | } |
633 | ||
2fa14f9b AR |
634 | free(data->saved_path); |
635 | free(data->fh.data.data_val); | |
636 | free(data->buffer); | |
921f877b | 637 | |
84004dbf RS |
638 | free(data); |
639 | } | |
640 | ||
641 | ||
642 | ||
643 | ||
644 | ||
f3a75078 | 645 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
646 | { |
647 | struct nfs_cb_data *data = private_data; | |
648 | struct nfs_context *nfs = data->nfs; | |
649 | ||
f3a75078 RS |
650 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
651 | ||
84004dbf RS |
652 | if (status == RPC_STATUS_ERROR) { |
653 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
654 | free_nfs_cb_data(data); | |
655 | return; | |
656 | } | |
657 | if (status == RPC_STATUS_CANCEL) { | |
658 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
659 | free_nfs_cb_data(data); | |
660 | return; | |
661 | } | |
662 | ||
663 | data->cb(0, nfs, NULL, data->private_data); | |
664 | free_nfs_cb_data(data); | |
665 | } | |
666 | ||
17ef62fa | 667 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
668 | { |
669 | struct nfs_cb_data *data = private_data; | |
670 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 671 | FSINFO3res *res = command_data; |
463d59bf | 672 | struct GETATTR3args args; |
84004dbf | 673 | |
f3a75078 RS |
674 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
675 | ||
84004dbf RS |
676 | if (status == RPC_STATUS_ERROR) { |
677 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
678 | free_nfs_cb_data(data); | |
679 | return; | |
680 | } | |
681 | if (status == RPC_STATUS_CANCEL) { | |
682 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
683 | free_nfs_cb_data(data); | |
684 | return; | |
685 | } | |
686 | ||
17ef62fa RS |
687 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
688 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 689 | |
463d59bf | 690 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 691 | args.object = nfs->rootfh; |
463d59bf RS |
692 | |
693 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
84004dbf RS |
694 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
695 | free_nfs_cb_data(data); | |
696 | return; | |
697 | } | |
698 | } | |
699 | ||
17ef62fa RS |
700 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
701 | { | |
702 | struct nfs_cb_data *data = private_data; | |
703 | struct nfs_context *nfs = data->nfs; | |
c4ba61c5 | 704 | struct FSINFO3args args; |
17ef62fa | 705 | |
f3a75078 RS |
706 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
707 | ||
17ef62fa RS |
708 | if (status == RPC_STATUS_ERROR) { |
709 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
710 | free_nfs_cb_data(data); | |
711 | return; | |
712 | } | |
713 | if (status == RPC_STATUS_CANCEL) { | |
714 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
715 | free_nfs_cb_data(data); | |
716 | return; | |
717 | } | |
718 | ||
c4ba61c5 RS |
719 | args.fsroot = nfs->rootfh; |
720 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
17ef62fa RS |
721 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
722 | free_nfs_cb_data(data); | |
723 | return; | |
724 | } | |
725 | } | |
726 | ||
84004dbf RS |
727 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
728 | { | |
729 | struct nfs_cb_data *data = private_data; | |
730 | struct nfs_context *nfs = data->nfs; | |
731 | mountres3 *res; | |
732 | ||
f3a75078 RS |
733 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
734 | ||
84004dbf RS |
735 | if (status == RPC_STATUS_ERROR) { |
736 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
737 | free_nfs_cb_data(data); | |
738 | return; | |
739 | } | |
740 | if (status == RPC_STATUS_CANCEL) { | |
741 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
742 | free_nfs_cb_data(data); | |
743 | return; | |
744 | } | |
745 | ||
746 | res = command_data; | |
747 | if (res->fhs_status != MNT3_OK) { | |
748 | 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)); | |
749 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
750 | free_nfs_cb_data(data); | |
751 | return; | |
752 | } | |
753 | ||
754 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
755 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
756 | if (nfs->rootfh.data.data_val == NULL) { | |
757 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
758 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
759 | free_nfs_cb_data(data); | |
760 | return; | |
761 | } | |
762 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
763 | ||
764 | rpc_disconnect(rpc, "normal disconnect"); | |
f694a287 RS |
765 | |
766 | if (rpc_connect_program_async(nfs->rpc, nfs->server, NFS_PROGRAM, NFS_V3, nfs_mount_8_cb, data) != 0) { | |
84004dbf RS |
767 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
768 | free_nfs_cb_data(data); | |
769 | return; | |
770 | } | |
f694a287 | 771 | |
1744ef90 RS |
772 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
773 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
774 | } |
775 | ||
776 | ||
777 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
778 | { | |
779 | struct nfs_cb_data *data = private_data; | |
780 | struct nfs_context *nfs = data->nfs; | |
781 | ||
f3a75078 RS |
782 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
783 | ||
84004dbf RS |
784 | if (status == RPC_STATUS_ERROR) { |
785 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
786 | free_nfs_cb_data(data); | |
787 | return; | |
788 | } | |
789 | if (status == RPC_STATUS_CANCEL) { | |
790 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
791 | free_nfs_cb_data(data); | |
792 | return; | |
793 | } | |
794 | ||
eda77ec3 | 795 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
84004dbf RS |
796 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
797 | free_nfs_cb_data(data); | |
798 | return; | |
799 | } | |
800 | } | |
801 | ||
84004dbf RS |
802 | /* |
803 | * Async call for mounting an nfs share and geting the root filehandle | |
804 | */ | |
805 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
806 | { | |
807 | struct nfs_cb_data *data; | |
b077fdeb | 808 | char *new_server, *new_export; |
84004dbf RS |
809 | |
810 | data = malloc(sizeof(struct nfs_cb_data)); | |
811 | if (data == NULL) { | |
cbbf9d3e | 812 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
813 | return -1; |
814 | } | |
ea98629a | 815 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
816 | new_server = strdup(server); |
817 | new_export = strdup(export); | |
818 | if (nfs->server != NULL) { | |
819 | free(nfs->server); | |
b077fdeb RS |
820 | } |
821 | nfs->server = new_server; | |
822 | if (nfs->export != NULL) { | |
823 | free(nfs->export); | |
b077fdeb RS |
824 | } |
825 | nfs->export = new_export; | |
84004dbf RS |
826 | data->nfs = nfs; |
827 | data->cb = cb; | |
828 | data->private_data = private_data; | |
829 | ||
f694a287 | 830 | if (rpc_connect_program_async(nfs->rpc, server, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_5_cb, data) != 0) { |
cbbf9d3e | 831 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 832 | free_nfs_cb_data(data); |
cbbf9d3e | 833 | return -1; |
84004dbf RS |
834 | } |
835 | ||
836 | return 0; | |
837 | } | |
838 | ||
839 | ||
840 | ||
841 | /* | |
842 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
843 | * the filehandle for the final component is found. | |
844 | */ | |
f3a75078 | 845 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
846 | { |
847 | struct nfs_cb_data *data = private_data; | |
848 | struct nfs_context *nfs = data->nfs; | |
849 | LOOKUP3res *res; | |
850 | ||
f3a75078 RS |
851 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
852 | ||
84004dbf RS |
853 | if (status == RPC_STATUS_ERROR) { |
854 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
855 | free_nfs_cb_data(data); | |
856 | return; | |
857 | } | |
858 | if (status == RPC_STATUS_CANCEL) { | |
859 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
860 | free_nfs_cb_data(data); | |
861 | return; | |
862 | } | |
863 | ||
864 | res = command_data; | |
865 | if (res->status != NFS3_OK) { | |
866 | 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)); | |
867 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
868 | free_nfs_cb_data(data); | |
869 | return; | |
870 | } | |
871 | ||
872 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
873 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
874 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
875 | free_nfs_cb_data(data); | |
876 | return; | |
877 | } | |
878 | } | |
879 | ||
880 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
881 | { | |
f893b680 | 882 | char *path, *slash; |
463d59bf | 883 | LOOKUP3args args; |
84004dbf RS |
884 | |
885 | while (*data->path == '/') { | |
886 | data->path++; | |
887 | } | |
888 | ||
889 | path = data->path; | |
f893b680 RS |
890 | slash = strchr(path, '/'); |
891 | if (slash != NULL) { | |
892 | /* Clear slash so that path is a zero terminated string for | |
893 | * the current path component. Set it back to '/' again later | |
894 | * when we are finished referencing this component so that | |
895 | * data->saved_path will still point to the full | |
896 | * normalized path. | |
897 | */ | |
898 | *slash = 0; | |
899 | data->path = slash+1; | |
84004dbf RS |
900 | } else { |
901 | while (*data->path != 0) { | |
902 | data->path++; | |
903 | } | |
904 | } | |
905 | ||
906 | if (*path == 0) { | |
907 | data->fh.data.data_len = fh->data.data_len; | |
908 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
909 | if (data->fh.data.data_val == NULL) { | |
910 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
911 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
912 | free_nfs_cb_data(data); | |
913 | return -1; | |
914 | } | |
915 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
f893b680 RS |
916 | if (slash != NULL) { |
917 | *slash = '/'; | |
918 | } | |
84004dbf RS |
919 | data->continue_cb(nfs, data); |
920 | return 0; | |
921 | } | |
922 | ||
463d59bf RS |
923 | |
924 | memset(&args, 0, sizeof(LOOKUP3args)); | |
2452c57f RS |
925 | args.what.dir = *fh; |
926 | args.what.name = path; | |
463d59bf RS |
927 | |
928 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
84004dbf RS |
929 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
930 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
931 | free_nfs_cb_data(data); | |
932 | return -1; | |
933 | } | |
f893b680 RS |
934 | if (slash != NULL) { |
935 | *slash = '/'; | |
936 | } | |
937 | return 0; | |
938 | } | |
939 | ||
940 | static int nfs_normalize_path(struct nfs_context *nfs, char *path) | |
941 | { | |
942 | char *str; | |
943 | int len; | |
944 | ||
945 | /* // -> / */ | |
4b1ae88a | 946 | while ((str = strstr(path, "//"))) { |
f893b680 RS |
947 | while(*str) { |
948 | *str = *(str + 1); | |
949 | str++; | |
950 | } | |
951 | } | |
952 | ||
953 | /* /./ -> / */ | |
4b1ae88a | 954 | while ((str = strstr(path, "/./"))) { |
f893b680 RS |
955 | while(*(str + 1)) { |
956 | *str = *(str + 2); | |
957 | str++; | |
958 | } | |
959 | } | |
960 | ||
961 | /* ^/../ -> error */ | |
962 | if (!strncmp(path, "/../", 4)) { | |
963 | rpc_set_error(nfs->rpc, | |
964 | "Absolute path starts with '/../' " | |
965 | "during normalization"); | |
966 | return -1; | |
967 | } | |
968 | ||
969 | /* ^[^/] -> error */ | |
970 | if (path[0] != '/') { | |
971 | rpc_set_error(nfs->rpc, | |
972 | "Absolute path does not start with '/'"); | |
973 | return -1; | |
974 | } | |
975 | ||
976 | /* /string/../ -> / */ | |
4b1ae88a | 977 | while ((str = strstr(path, "/../"))) { |
f893b680 RS |
978 | char *tmp; |
979 | ||
980 | if (!strncmp(path, "/../", 4)) { | |
981 | rpc_set_error(nfs->rpc, | |
982 | "Absolute path starts with '/../' " | |
983 | "during normalization"); | |
984 | return -1; | |
985 | } | |
986 | ||
987 | tmp = str - 1; | |
988 | while (*tmp != '/') { | |
989 | tmp--; | |
990 | } | |
991 | str += 3; | |
992 | while((*(tmp++) = *(str++)) != '\0') | |
993 | ; | |
994 | } | |
995 | ||
996 | /* /$ -> \0 */ | |
997 | len = strlen(path); | |
d5f78806 | 998 | if (len > 1) { |
f893b680 RS |
999 | if (path[len - 1] == '/') { |
1000 | path[len - 1] = '\0'; | |
1001 | len--; | |
1002 | } | |
1003 | } | |
1004 | if (path[0] == '\0') { | |
1005 | rpc_set_error(nfs->rpc, | |
1006 | "Absolute path became '' " | |
1007 | "during normalization"); | |
1008 | return -1; | |
1009 | } | |
1010 | ||
1011 | /* /.$ -> \0 */ | |
1012 | if (len >= 2) { | |
1013 | if (!strcmp(&path[len - 2], "/.")) { | |
1014 | path[len - 2] = '\0'; | |
1015 | len -= 2; | |
1016 | } | |
1017 | } | |
1018 | ||
1019 | /* ^/..$ -> error */ | |
1020 | if (!strcmp(path, "/..")) { | |
1021 | rpc_set_error(nfs->rpc, | |
1022 | "Absolute path is '/..' " | |
1023 | "during normalization"); | |
1024 | return -1; | |
1025 | } | |
1026 | ||
1027 | /* /string/..$ -> / */ | |
1028 | if (len >= 3) { | |
1029 | if (!strcmp(&path[len - 3], "/..")) { | |
1030 | char *tmp = &path[len - 3]; | |
1031 | while (*--tmp != '/') | |
1032 | ; | |
4b1ae88a | 1033 | *tmp = '\0'; |
f893b680 RS |
1034 | } |
1035 | } | |
1036 | ||
84004dbf RS |
1037 | return 0; |
1038 | } | |
1039 | ||
1040 | 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) | |
1041 | { | |
1042 | struct nfs_cb_data *data; | |
1043 | ||
f893b680 | 1044 | if (path[0] == '\0') { |
34edf264 | 1045 | path = "."; |
84004dbf RS |
1046 | } |
1047 | ||
1048 | data = malloc(sizeof(struct nfs_cb_data)); | |
1049 | if (data == NULL) { | |
f893b680 RS |
1050 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate " |
1051 | "nfs_cb_data structure"); | |
e59193c9 AR |
1052 | if (free_continue_data) |
1053 | free_continue_data(continue_data); | |
cbbf9d3e | 1054 | return -1; |
84004dbf | 1055 | } |
ea98629a | 1056 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1057 | data->nfs = nfs; |
1058 | data->cb = cb; | |
1059 | data->continue_cb = continue_cb; | |
1060 | data->continue_data = continue_data; | |
1061 | data->free_continue_data = free_continue_data; | |
1062 | data->continue_int = continue_int; | |
1063 | data->private_data = private_data; | |
f893b680 RS |
1064 | if (path[0] == '/') { |
1065 | data->saved_path = strdup(path); | |
1066 | } else { | |
1067 | data->saved_path = malloc(strlen(path) + strlen(nfs->cwd) + 2); | |
1068 | if (data->saved_path == NULL) { | |
1069 | rpc_set_error(nfs->rpc, "out of memory: failed to " | |
1070 | "malloc path string"); | |
1071 | free_nfs_cb_data(data); | |
1072 | return -1; | |
1073 | } | |
1074 | sprintf(data->saved_path, "%s/%s", nfs->cwd, path); | |
1075 | } | |
1076 | ||
84004dbf RS |
1077 | if (data->saved_path == NULL) { |
1078 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 1079 | free_nfs_cb_data(data); |
cbbf9d3e | 1080 | return -1; |
84004dbf | 1081 | } |
f893b680 RS |
1082 | if (nfs_normalize_path(nfs, data->saved_path) != 0) { |
1083 | free_nfs_cb_data(data); | |
1084 | return -1; | |
1085 | } | |
1086 | ||
84004dbf RS |
1087 | data->path = data->saved_path; |
1088 | ||
1089 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
1090 | /* return 0 here since the callback will be invoked if there is a failure */ |
1091 | return 0; | |
1092 | } | |
1093 | return 0; | |
1094 | } | |
1095 | ||
1096 | ||
1097 | ||
1098 | ||
1099 | ||
1100 | /* | |
1101 | * Async stat() | |
1102 | */ | |
f3a75078 | 1103 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1104 | { |
1105 | GETATTR3res *res; | |
1106 | struct nfs_cb_data *data = private_data; | |
1107 | struct nfs_context *nfs = data->nfs; | |
be184101 M |
1108 | #ifdef WIN32 |
1109 | struct __stat64 st; | |
1110 | #else | |
84004dbf | 1111 | struct stat st; |
be184101 | 1112 | #endif |
84004dbf | 1113 | |
f3a75078 RS |
1114 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1115 | ||
84004dbf RS |
1116 | if (status == RPC_STATUS_ERROR) { |
1117 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1118 | free_nfs_cb_data(data); | |
1119 | return; | |
1120 | } | |
1121 | if (status == RPC_STATUS_CANCEL) { | |
1122 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1123 | free_nfs_cb_data(data); | |
1124 | return; | |
1125 | } | |
1126 | ||
1127 | res = command_data; | |
1128 | if (res->status != NFS3_OK) { | |
1129 | 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)); | |
1130 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1131 | free_nfs_cb_data(data); | |
1132 | return; | |
1133 | } | |
1134 | ||
1135 | st.st_dev = -1; | |
1136 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1137 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
1138 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
1139 | st.st_mode |= S_IFDIR ; | |
1140 | } | |
d7ec001f RS |
1141 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1142 | st.st_mode |= S_IFREG ; | |
1143 | } | |
84004dbf RS |
1144 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1145 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1146 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1147 | st.st_rdev = 0; | |
1148 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 1149 | #ifndef WIN32 |
84004dbf RS |
1150 | st.st_blksize = 4096; |
1151 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
4b1ae88a | 1152 | #endif//WIN32 |
84004dbf RS |
1153 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1154 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1155 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1156 | ||
1157 | data->cb(0, nfs, &st, data->private_data); | |
1158 | free_nfs_cb_data(data); | |
1159 | } | |
1160 | ||
1161 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1162 | { | |
463d59bf RS |
1163 | struct GETATTR3args args; |
1164 | ||
1165 | memset(&args, 0, sizeof(GETATTR3args)); | |
2452c57f | 1166 | args.object = data->fh; |
463d59bf RS |
1167 | |
1168 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1169 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1170 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1171 | free_nfs_cb_data(data); | |
1172 | return -1; | |
1173 | } | |
1174 | return 0; | |
1175 | } | |
1176 | ||
1177 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1178 | { | |
1179 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1180 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1181 | return -1; |
1182 | } | |
1183 | ||
1184 | return 0; | |
1185 | } | |
1186 | ||
1187 | ||
479302f7 RS |
1188 | /* |
1189 | * Async nfs_stat64() | |
1190 | */ | |
1191 | static void nfs_stat64_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1192 | { | |
1193 | GETATTR3res *res; | |
1194 | struct nfs_cb_data *data = private_data; | |
1195 | struct nfs_context *nfs = data->nfs; | |
1196 | struct nfs_stat_64 st; | |
1197 | ||
1198 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1199 | ||
1200 | if (status == RPC_STATUS_ERROR) { | |
1201 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1202 | free_nfs_cb_data(data); | |
1203 | return; | |
1204 | } | |
1205 | if (status == RPC_STATUS_CANCEL) { | |
1206 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1207 | free_nfs_cb_data(data); | |
1208 | return; | |
1209 | } | |
1210 | ||
1211 | res = command_data; | |
1212 | if (res->status != NFS3_OK) { | |
1213 | 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)); | |
1214 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1215 | free_nfs_cb_data(data); | |
1216 | return; | |
1217 | } | |
1218 | ||
1219 | st.nfs_dev = -1; | |
1220 | st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1221 | st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
1222 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { | |
1223 | st.nfs_mode |= S_IFDIR ; | |
1224 | } | |
1225 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { | |
1226 | st.nfs_mode |= S_IFREG ; | |
1227 | } | |
1228 | st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; | |
1229 | st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1230 | st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1231 | st.nfs_rdev = 0; | |
1232 | st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
1233 | st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; | |
1234 | st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1235 | st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1236 | ||
1237 | data->cb(0, nfs, &st, data->private_data); | |
1238 | free_nfs_cb_data(data); | |
1239 | } | |
1240 | ||
1241 | static int nfs_stat64_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1242 | { | |
1243 | struct GETATTR3args args; | |
1244 | ||
1245 | memset(&args, 0, sizeof(GETATTR3args)); | |
1246 | args.object = data->fh; | |
1247 | ||
1248 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
1249 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1250 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1251 | free_nfs_cb_data(data); | |
1252 | return -1; | |
1253 | } | |
1254 | return 0; | |
1255 | } | |
1256 | ||
1257 | int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1258 | { | |
1259 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) { | |
1260 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1261 | return -1; | |
1262 | } | |
1263 | ||
1264 | return 0; | |
1265 | } | |
84004dbf | 1266 | |
84004dbf RS |
1267 | /* |
1268 | * Async open() | |
1269 | */ | |
22a0f15b RS |
1270 | static void nfs_open_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1271 | { | |
1272 | struct nfs_cb_data *data = private_data; | |
1273 | struct nfs_context *nfs = data->nfs; | |
be7b4360 | 1274 | struct nfsfh *nfsfh; |
22a0f15b RS |
1275 | SETATTR3res *res; |
1276 | ||
1277 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1278 | ||
1279 | if (status == RPC_STATUS_ERROR) { | |
1280 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1281 | free_nfs_cb_data(data); | |
1282 | return; | |
1283 | } | |
1284 | if (status == RPC_STATUS_CANCEL) { | |
1285 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1286 | free_nfs_cb_data(data); | |
1287 | return; | |
1288 | } | |
1289 | ||
1290 | res = command_data; | |
1291 | if (res->status != NFS3_OK) { | |
1292 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1293 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1294 | free_nfs_cb_data(data); | |
1295 | return; | |
1296 | } | |
1297 | ||
be7b4360 RS |
1298 | nfsfh = malloc(sizeof(struct nfsfh)); |
1299 | if (nfsfh == NULL) { | |
1300 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1301 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1302 | free_nfs_cb_data(data); | |
1303 | return; | |
1304 | } | |
1305 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1306 | ||
1307 | if (data->continue_int & O_SYNC) { | |
1308 | nfsfh->is_sync = 1; | |
1309 | } | |
1310 | ||
1311 | /* steal the filehandle */ | |
1312 | nfsfh->fh = data->fh; | |
1313 | data->fh.data.data_val = NULL; | |
1314 | ||
1315 | data->cb(0, nfs, nfsfh, data->private_data); | |
22a0f15b RS |
1316 | free_nfs_cb_data(data); |
1317 | } | |
1318 | ||
f3a75078 | 1319 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1320 | { |
1321 | ACCESS3res *res; | |
1322 | struct nfs_cb_data *data = private_data; | |
1323 | struct nfs_context *nfs = data->nfs; | |
1324 | struct nfsfh *nfsfh; | |
1325 | unsigned int nfsmode = 0; | |
1326 | ||
f3a75078 RS |
1327 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1328 | ||
84004dbf RS |
1329 | if (status == RPC_STATUS_ERROR) { |
1330 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1331 | free_nfs_cb_data(data); | |
1332 | return; | |
1333 | } | |
1334 | if (status == RPC_STATUS_CANCEL) { | |
1335 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1336 | free_nfs_cb_data(data); | |
1337 | return; | |
1338 | } | |
1339 | ||
1340 | res = command_data; | |
1341 | if (res->status != NFS3_OK) { | |
1342 | 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)); | |
1343 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1344 | free_nfs_cb_data(data); | |
1345 | return; | |
1346 | } | |
1347 | ||
1348 | if (data->continue_int & O_WRONLY) { | |
1349 | nfsmode |= ACCESS3_MODIFY; | |
1350 | } | |
1351 | if (data->continue_int & O_RDWR) { | |
1352 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1353 | } | |
1354 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1355 | nfsmode |= ACCESS3_READ; | |
1356 | } | |
1357 | ||
1358 | ||
1359 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1360 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1361 | nfsmode&ACCESS3_READ?'r':'-', | |
1362 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1363 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1364 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1365 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1366 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1367 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1368 | free_nfs_cb_data(data); | |
1369 | return; | |
1370 | } | |
1371 | ||
22a0f15b RS |
1372 | /* Try to truncate it if we were requested to */ |
1373 | if ((data->continue_int & O_TRUNC) && | |
1374 | (data->continue_int & (O_RDWR|O_WRONLY))) { | |
1375 | SETATTR3args args; | |
1376 | ||
1377 | memset(&args, 0, sizeof(SETATTR3args)); | |
be7b4360 | 1378 | args.object = data->fh; |
22a0f15b RS |
1379 | args.new_attributes.size.set_it = 1; |
1380 | args.new_attributes.size.set_size3_u.size = 0; | |
1381 | ||
1382 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_open_trunc_cb, &args, | |
1383 | data) != 0) { | |
1384 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
1385 | "SETATTR call for %s", data->path); | |
1386 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1387 | data->private_data); | |
1388 | free_nfs_cb_data(data); | |
1389 | return; | |
1390 | } | |
1391 | return; | |
1392 | } | |
1393 | ||
be7b4360 RS |
1394 | nfsfh = malloc(sizeof(struct nfsfh)); |
1395 | if (nfsfh == NULL) { | |
1396 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1397 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1398 | free_nfs_cb_data(data); | |
1399 | return; | |
1400 | } | |
1401 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1402 | ||
1403 | if (data->continue_int & O_SYNC) { | |
1404 | nfsfh->is_sync = 1; | |
1405 | } | |
1406 | ||
1407 | /* steal the filehandle */ | |
1408 | nfsfh->fh = data->fh; | |
1409 | data->fh.data.data_val = NULL; | |
1410 | ||
84004dbf RS |
1411 | data->cb(0, nfs, nfsfh, data->private_data); |
1412 | free_nfs_cb_data(data); | |
1413 | } | |
1414 | ||
1415 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1416 | { | |
1417 | int nfsmode = 0; | |
463d59bf | 1418 | ACCESS3args args; |
84004dbf RS |
1419 | |
1420 | if (data->continue_int & O_WRONLY) { | |
1421 | nfsmode |= ACCESS3_MODIFY; | |
1422 | } | |
1423 | if (data->continue_int & O_RDWR) { | |
1424 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1425 | } | |
1426 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1427 | nfsmode |= ACCESS3_READ; | |
1428 | } | |
1429 | ||
463d59bf | 1430 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 1431 | args.object = data->fh; |
463d59bf RS |
1432 | args.access = nfsmode; |
1433 | ||
1434 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
22a0f15b RS |
1435 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS " |
1436 | "call for %s", data->path); | |
1437 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1438 | data->private_data); | |
84004dbf RS |
1439 | free_nfs_cb_data(data); |
1440 | return -1; | |
1441 | } | |
1442 | return 0; | |
1443 | } | |
1444 | ||
3cea44dc | 1445 | int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data) |
84004dbf | 1446 | { |
3cea44dc | 1447 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) { |
cbbf9d3e RS |
1448 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1449 | return -1; | |
84004dbf RS |
1450 | } |
1451 | ||
1452 | return 0; | |
1453 | } | |
1454 | ||
1455 | ||
f893b680 RS |
1456 | /* |
1457 | * Async chdir() | |
1458 | */ | |
1459 | static int nfs_chdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1460 | { | |
1461 | /* steal saved_path */ | |
1462 | free(nfs->cwd); | |
1463 | nfs->cwd = data->saved_path; | |
1464 | data->saved_path = NULL; | |
84004dbf | 1465 | |
f893b680 RS |
1466 | data->cb(0, nfs, NULL, data->private_data); |
1467 | free_nfs_cb_data(data); | |
1468 | ||
1469 | return 0; | |
1470 | } | |
1471 | ||
1472 | int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1473 | { | |
1474 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) { | |
1475 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1476 | return -1; | |
1477 | } | |
1478 | ||
1479 | return 0; | |
1480 | } | |
84004dbf RS |
1481 | |
1482 | ||
1483 | /* | |
1484 | * Async pread() | |
1485 | */ | |
2449d3f7 PL |
1486 | static void nfs_fill_READ3args(READ3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count) |
1487 | { | |
1488 | memset(args, 0, sizeof(READ3args)); | |
1489 | args->file = fh->fh; | |
1490 | args->offset = offset; | |
1491 | args->count = count; | |
1492 | } | |
1493 | ||
f3a75078 | 1494 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1495 | { |
1496 | struct nfs_mcb_data *mdata = private_data; | |
1497 | struct nfs_cb_data *data = mdata->data; | |
1498 | struct nfs_context *nfs = data->nfs; | |
1499 | READ3res *res; | |
1500 | ||
f3a75078 RS |
1501 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1502 | ||
921f877b RS |
1503 | data->num_calls--; |
1504 | ||
1505 | if (status == RPC_STATUS_ERROR) { | |
1506 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1507 | data->error = 1; | |
1508 | } | |
1509 | if (status == RPC_STATUS_CANCEL) { | |
1510 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1511 | data->cancel = 1; | |
1512 | } | |
1513 | ||
921f877b RS |
1514 | if (status == RPC_STATUS_SUCCESS) { |
1515 | res = command_data; | |
1516 | if (res->status != NFS3_OK) { | |
1517 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1518 | data->error = 1; | |
567a94d9 AR |
1519 | } else { |
1520 | uint64_t count = res->READ3res_u.resok.count; | |
1521 | ||
1522 | if (mdata->update_pos) | |
1523 | data->nfsfh->offset += count; | |
1524 | ||
1eb4be31 | 1525 | /* if we have more than one call or we have received a short read we need a reassembly buffer */ |
567a94d9 | 1526 | if (data->num_calls || (count < mdata->count && !res->READ3res_u.resok.eof)) { |
1eb4be31 PL |
1527 | if (data->buffer == NULL) { |
1528 | data->buffer = malloc(data->request_size); | |
1529 | if (data->buffer == NULL) { | |
1530 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data->request_size); | |
1531 | data->oom = 1; | |
1532 | } | |
1533 | } | |
1534 | } | |
567a94d9 AR |
1535 | if (count > 0) { |
1536 | if (count <= mdata->count) { | |
1eb4be31 PL |
1537 | /* copy data into reassembly buffer if we have one */ |
1538 | if (data->buffer != NULL) { | |
567a94d9 | 1539 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, count); |
1eb4be31 | 1540 | } |
567a94d9 AR |
1541 | if (data->max_offset < mdata->offset + count) { |
1542 | data->max_offset = mdata->offset + count; | |
4d2f9f11 PL |
1543 | } |
1544 | } else { | |
1545 | rpc_set_error(nfs->rpc, "NFS: Read overflow. Server has sent more data than requested!"); | |
1546 | data->error = 1; | |
e4a5ba42 | 1547 | } |
921f877b | 1548 | } |
1eb4be31 | 1549 | /* check if we have received a short read */ |
567a94d9 AR |
1550 | if (count < mdata->count && !res->READ3res_u.resok.eof) { |
1551 | if (count == 0) { | |
1eb4be31 PL |
1552 | rpc_set_error(nfs->rpc, "NFS: Read failed. No bytes read and not at EOF!"); |
1553 | data->error = 1; | |
1554 | } else { | |
1555 | /* reissue reminder of this read request */ | |
1556 | READ3args args; | |
567a94d9 AR |
1557 | mdata->offset += count; |
1558 | mdata->count -= count; | |
1eb4be31 PL |
1559 | nfs_fill_READ3args(&args, data->nfsfh, mdata->offset, mdata->count); |
1560 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) == 0) { | |
1561 | data->num_calls++; | |
1562 | return; | |
1563 | } else { | |
1564 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
ae8168b3 | 1565 | data->oom = 1; |
1eb4be31 PL |
1566 | } |
1567 | } | |
1568 | } | |
921f877b RS |
1569 | } |
1570 | } | |
1571 | ||
1eb4be31 PL |
1572 | free(mdata); |
1573 | ||
921f877b RS |
1574 | if (data->num_calls > 0) { |
1575 | /* still waiting for more replies */ | |
921f877b RS |
1576 | return; |
1577 | } | |
1eb4be31 PL |
1578 | if (data->oom != 0) { |
1579 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1580 | free_nfs_cb_data(data); | |
1581 | return; | |
1582 | } | |
921f877b RS |
1583 | if (data->error != 0) { |
1584 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1585 | free_nfs_cb_data(data); | |
921f877b RS |
1586 | return; |
1587 | } | |
1588 | if (data->cancel != 0) { | |
1589 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1590 | free_nfs_cb_data(data); | |
921f877b RS |
1591 | return; |
1592 | } | |
1593 | ||
1eb4be31 PL |
1594 | if (data->buffer) { |
1595 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); | |
1596 | } else { | |
1597 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1598 | } | |
7ed9d87a | 1599 | |
921f877b | 1600 | free_nfs_cb_data(data); |
921f877b RS |
1601 | } |
1602 | ||
567a94d9 | 1603 | static int nfs_pread_async_internal(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data, int update_pos) |
84004dbf RS |
1604 | { |
1605 | struct nfs_cb_data *data; | |
1606 | ||
1607 | data = malloc(sizeof(struct nfs_cb_data)); | |
1608 | if (data == NULL) { | |
1609 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1610 | return -1; |
1611 | } | |
ea98629a | 1612 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1613 | data->nfs = nfs; |
1614 | data->cb = cb; | |
1615 | data->private_data = private_data; | |
1616 | data->nfsfh = nfsfh; | |
1eb4be31 | 1617 | data->request_size = count; |
84004dbf | 1618 | |
c8f0bac1 AR |
1619 | assert(data->num_calls == 0); |
1620 | ||
40a4373a | 1621 | /* chop requests into chunks of at most READMAX bytes if necessary. |
cd67ec7d | 1622 | * we send all reads in parallel so that performance is still good. |
921f877b | 1623 | */ |
7ed9d87a | 1624 | data->max_offset = offset; |
921f877b RS |
1625 | data->start_offset = offset; |
1626 | ||
1eb4be31 | 1627 | do { |
183451cf | 1628 | uint64_t readcount = count; |
921f877b | 1629 | struct nfs_mcb_data *mdata; |
463d59bf | 1630 | READ3args args; |
921f877b RS |
1631 | |
1632 | if (readcount > nfs_get_readmax(nfs)) { | |
1633 | readcount = nfs_get_readmax(nfs); | |
1634 | } | |
1635 | ||
1636 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1637 | if (mdata == NULL) { | |
1638 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1639 | if (data->num_calls == 0) { |
c8f0bac1 | 1640 | free_nfs_cb_data(data); |
ae8168b3 PL |
1641 | return -1; |
1642 | } | |
1643 | data->oom = 1; | |
40a4373a | 1644 | break; |
921f877b | 1645 | } |
ea98629a | 1646 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1647 | mdata->data = data; |
1648 | mdata->offset = offset; | |
1649 | mdata->count = readcount; | |
567a94d9 | 1650 | mdata->update_pos = update_pos; |
463d59bf | 1651 | |
2449d3f7 | 1652 | nfs_fill_READ3args(&args, nfsfh, offset, readcount); |
463d59bf RS |
1653 | |
1654 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
921f877b | 1655 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
921f877b | 1656 | free(mdata); |
ae8168b3 | 1657 | if (data->num_calls == 0) { |
c8f0bac1 | 1658 | free_nfs_cb_data(data); |
ae8168b3 PL |
1659 | return -1; |
1660 | } | |
1661 | data->oom = 1; | |
40a4373a | 1662 | break; |
921f877b RS |
1663 | } |
1664 | ||
1665 | count -= readcount; | |
1666 | offset += readcount; | |
1667 | data->num_calls++; | |
1eb4be31 | 1668 | } while (count > 0); |
921f877b RS |
1669 | |
1670 | return 0; | |
84004dbf RS |
1671 | } |
1672 | ||
567a94d9 AR |
1673 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
1674 | { | |
1675 | return nfs_pread_async_internal(nfs, nfsfh, offset, count, cb, private_data, 0); | |
1676 | } | |
1677 | ||
84004dbf RS |
1678 | /* |
1679 | * Async read() | |
1680 | */ | |
183451cf | 1681 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf | 1682 | { |
567a94d9 | 1683 | return nfs_pread_async_internal(nfs, nfsfh, nfsfh->offset, count, cb, private_data, 1); |
84004dbf RS |
1684 | } |
1685 | ||
1686 | ||
1687 | ||
1688 | /* | |
1689 | * Async pwrite() | |
1690 | */ | |
2449d3f7 PL |
1691 | static void nfs_fill_WRITE3args (WRITE3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count, |
1692 | void *buf) | |
1693 | { | |
1694 | memset(args, 0, sizeof(WRITE3args)); | |
1695 | args->file = fh->fh; | |
1696 | args->offset = offset; | |
1697 | args->count = count; | |
1698 | args->stable = fh->is_sync?FILE_SYNC:UNSTABLE; | |
1699 | args->data.data_len = count; | |
1700 | args->data.data_val = buf; | |
1701 | } | |
1702 | ||
f3a75078 | 1703 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1704 | { |
1705 | struct nfs_mcb_data *mdata = private_data; | |
1706 | struct nfs_cb_data *data = mdata->data; | |
1707 | struct nfs_context *nfs = data->nfs; | |
1708 | WRITE3res *res; | |
1709 | ||
f3a75078 RS |
1710 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1711 | ||
18c27b73 RS |
1712 | data->num_calls--; |
1713 | ||
1714 | if (status == RPC_STATUS_ERROR) { | |
1715 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1716 | data->error = 1; | |
1717 | } | |
1718 | if (status == RPC_STATUS_CANCEL) { | |
1719 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1720 | data->cancel = 1; | |
1721 | } | |
1722 | ||
1723 | if (status == RPC_STATUS_SUCCESS) { | |
1724 | res = command_data; | |
1725 | if (res->status != NFS3_OK) { | |
1726 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1727 | data->error = 1; | |
1728 | } else { | |
567a94d9 AR |
1729 | uint64_t count = res->WRITE3res_u.resok.count; |
1730 | ||
1731 | if (mdata->update_pos) | |
1732 | data->nfsfh->offset += count; | |
1733 | ||
1734 | if (count < mdata->count) { | |
1735 | if (count == 0) { | |
027a767e PL |
1736 | rpc_set_error(nfs->rpc, "NFS: Write failed. No bytes written!"); |
1737 | data->error = 1; | |
1738 | } else { | |
1739 | /* reissue reminder of this write request */ | |
1740 | WRITE3args args; | |
567a94d9 AR |
1741 | mdata->offset += count; |
1742 | mdata->count -= count; | |
1743 | ||
027a767e PL |
1744 | nfs_fill_WRITE3args(&args, data->nfsfh, mdata->offset, mdata->count, |
1745 | &data->usrbuf[mdata->offset - data->start_offset]); | |
1746 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) == 0) { | |
1747 | data->num_calls++; | |
1748 | return; | |
1749 | } else { | |
1750 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
ae8168b3 | 1751 | data->oom = 1; |
027a767e PL |
1752 | } |
1753 | } | |
1754 | } | |
567a94d9 AR |
1755 | if (count > 0) { |
1756 | if (data->max_offset < mdata->offset + count) { | |
1757 | data->max_offset = mdata->offset + count; | |
18c27b73 RS |
1758 | } |
1759 | } | |
1760 | } | |
1761 | } | |
1762 | ||
027a767e PL |
1763 | free(mdata); |
1764 | ||
18c27b73 RS |
1765 | if (data->num_calls > 0) { |
1766 | /* still waiting for more replies */ | |
18c27b73 RS |
1767 | return; |
1768 | } | |
ae8168b3 PL |
1769 | if (data->oom != 0) { |
1770 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1771 | free_nfs_cb_data(data); | |
1772 | return; | |
1773 | } | |
18c27b73 RS |
1774 | if (data->error != 0) { |
1775 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1776 | free_nfs_cb_data(data); | |
18c27b73 RS |
1777 | return; |
1778 | } | |
1779 | if (data->cancel != 0) { | |
1780 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1781 | free_nfs_cb_data(data); | |
18c27b73 RS |
1782 | return; |
1783 | } | |
1784 | ||
18c27b73 RS |
1785 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); |
1786 | ||
1787 | free_nfs_cb_data(data); | |
18c27b73 RS |
1788 | } |
1789 | ||
1790 | ||
567a94d9 | 1791 | static int nfs_pwrite_async_internal(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data, int update_pos) |
84004dbf RS |
1792 | { |
1793 | struct nfs_cb_data *data; | |
1794 | ||
1795 | data = malloc(sizeof(struct nfs_cb_data)); | |
1796 | if (data == NULL) { | |
1797 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1798 | return -1; |
1799 | } | |
ea98629a | 1800 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1801 | data->nfs = nfs; |
1802 | data->cb = cb; | |
1803 | data->private_data = private_data; | |
1804 | data->nfsfh = nfsfh; | |
027a767e | 1805 | data->usrbuf = buf; |
84004dbf | 1806 | |
63d4a058 | 1807 | /* hello, clang-analyzer */ |
63d4a058 AR |
1808 | assert(data->num_calls == 0); |
1809 | ||
40a4373a | 1810 | /* chop requests into chunks of at most WRITEMAX bytes if necessary. |
cd67ec7d | 1811 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1812 | */ |
1813 | data->max_offset = offset; | |
1814 | data->start_offset = offset; | |
1815 | ||
027a767e | 1816 | do { |
183451cf | 1817 | uint64_t writecount = count; |
18c27b73 | 1818 | struct nfs_mcb_data *mdata; |
463d59bf | 1819 | WRITE3args args; |
18c27b73 RS |
1820 | |
1821 | if (writecount > nfs_get_writemax(nfs)) { | |
1822 | writecount = nfs_get_writemax(nfs); | |
1823 | } | |
1824 | ||
1825 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1826 | if (mdata == NULL) { | |
1827 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1828 | if (data->num_calls == 0) { |
63d4a058 | 1829 | free_nfs_cb_data(data); |
ae8168b3 PL |
1830 | return -1; |
1831 | } | |
1832 | data->oom = 1; | |
40a4373a | 1833 | break; |
18c27b73 RS |
1834 | } |
1835 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1836 | mdata->data = data; | |
1837 | mdata->offset = offset; | |
1838 | mdata->count = writecount; | |
567a94d9 | 1839 | mdata->update_pos = update_pos; |
18c27b73 | 1840 | |
2449d3f7 | 1841 | nfs_fill_WRITE3args(&args, nfsfh, offset, writecount, &buf[offset - data->start_offset]); |
463d59bf RS |
1842 | |
1843 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
18c27b73 | 1844 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
18c27b73 | 1845 | free(mdata); |
ae8168b3 | 1846 | if (data->num_calls == 0) { |
63d4a058 | 1847 | free_nfs_cb_data(data); |
ae8168b3 PL |
1848 | return -1; |
1849 | } | |
1850 | data->oom = 1; | |
40a4373a | 1851 | break; |
18c27b73 RS |
1852 | } |
1853 | ||
1854 | count -= writecount; | |
1855 | offset += writecount; | |
1856 | data->num_calls++; | |
027a767e | 1857 | } while (count > 0); |
18c27b73 | 1858 | |
84004dbf RS |
1859 | return 0; |
1860 | } | |
1861 | ||
567a94d9 AR |
1862 | 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) |
1863 | { | |
1864 | return nfs_pwrite_async_internal(nfs, nfsfh, offset, count, buf, cb, private_data, 0); | |
1865 | } | |
1866 | ||
84004dbf RS |
1867 | /* |
1868 | * Async write() | |
1869 | */ | |
183451cf | 1870 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf | 1871 | { |
567a94d9 | 1872 | return nfs_pwrite_async_internal(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data, 1); |
84004dbf RS |
1873 | } |
1874 | ||
1875 | ||
1876 | ||
1877 | ||
1878 | /* | |
1879 | * close | |
1880 | */ | |
4b1ae88a | 1881 | |
84004dbf RS |
1882 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) |
1883 | { | |
1884 | if (nfsfh->fh.data.data_val != NULL){ | |
1885 | free(nfsfh->fh.data.data_val); | |
1886 | nfsfh->fh.data.data_val = NULL; | |
1887 | } | |
1888 | free(nfsfh); | |
1889 | ||
1890 | cb(0, nfs, NULL, private_data); | |
1891 | return 0; | |
1892 | }; | |
1893 | ||
1894 | ||
1895 | ||
1896 | ||
1897 | ||
1898 | /* | |
1899 | * Async fstat() | |
1900 | */ | |
1901 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1902 | { | |
1903 | struct nfs_cb_data *data; | |
463d59bf | 1904 | struct GETATTR3args args; |
84004dbf RS |
1905 | |
1906 | data = malloc(sizeof(struct nfs_cb_data)); | |
1907 | if (data == NULL) { | |
1908 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1909 | return -1; |
1910 | } | |
ea98629a | 1911 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1912 | data->nfs = nfs; |
1913 | data->cb = cb; | |
1914 | data->private_data = private_data; | |
1915 | ||
463d59bf | 1916 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 1917 | args.object = nfsfh->fh; |
463d59bf RS |
1918 | |
1919 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1920 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1921 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1922 | free_nfs_cb_data(data); | |
1923 | return -1; | |
1924 | } | |
1925 | return 0; | |
1926 | } | |
1927 | ||
1928 | ||
1929 | ||
1930 | /* | |
1931 | * Async fsync() | |
1932 | */ | |
f3a75078 | 1933 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1934 | { |
1935 | struct nfs_cb_data *data = private_data; | |
1936 | struct nfs_context *nfs = data->nfs; | |
1937 | COMMIT3res *res; | |
1938 | ||
f3a75078 RS |
1939 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1940 | ||
84004dbf RS |
1941 | if (status == RPC_STATUS_ERROR) { |
1942 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1943 | free_nfs_cb_data(data); | |
1944 | return; | |
1945 | } | |
1946 | if (status == RPC_STATUS_CANCEL) { | |
1947 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1948 | free_nfs_cb_data(data); | |
1949 | return; | |
1950 | } | |
1951 | ||
1952 | res = command_data; | |
1953 | if (res->status != NFS3_OK) { | |
1954 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1955 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1956 | free_nfs_cb_data(data); | |
1957 | return; | |
1958 | } | |
1959 | ||
1960 | data->cb(0, nfs, NULL, data->private_data); | |
1961 | free_nfs_cb_data(data); | |
1962 | } | |
1963 | ||
1964 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1965 | { | |
1966 | struct nfs_cb_data *data; | |
1a5636ff | 1967 | struct COMMIT3args args; |
84004dbf RS |
1968 | |
1969 | data = malloc(sizeof(struct nfs_cb_data)); | |
1970 | if (data == NULL) { | |
1971 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1972 | return -1; |
1973 | } | |
ea98629a | 1974 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1975 | data->nfs = nfs; |
1976 | data->cb = cb; | |
1977 | data->private_data = private_data; | |
1978 | ||
1a5636ff RS |
1979 | args.file = nfsfh->fh; |
1980 | args.offset = 0; | |
1981 | args.count = 0; | |
1982 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
84004dbf RS |
1983 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
1984 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1985 | free_nfs_cb_data(data); | |
1986 | return -1; | |
1987 | } | |
1988 | return 0; | |
1989 | } | |
1990 | ||
1991 | ||
1992 | ||
1993 | ||
1994 | /* | |
1995 | * Async ftruncate() | |
1996 | */ | |
f3a75078 | 1997 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1998 | { |
1999 | struct nfs_cb_data *data = private_data; | |
2000 | struct nfs_context *nfs = data->nfs; | |
2001 | SETATTR3res *res; | |
2002 | ||
f3a75078 RS |
2003 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2004 | ||
84004dbf RS |
2005 | if (status == RPC_STATUS_ERROR) { |
2006 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2007 | free_nfs_cb_data(data); | |
2008 | return; | |
2009 | } | |
2010 | if (status == RPC_STATUS_CANCEL) { | |
2011 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2012 | free_nfs_cb_data(data); | |
2013 | return; | |
2014 | } | |
2015 | ||
2016 | res = command_data; | |
2017 | if (res->status != NFS3_OK) { | |
2018 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2019 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2020 | free_nfs_cb_data(data); | |
2021 | return; | |
2022 | } | |
2023 | ||
2024 | data->cb(0, nfs, NULL, data->private_data); | |
2025 | free_nfs_cb_data(data); | |
2026 | } | |
2027 | ||
183451cf | 2028 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
2029 | { |
2030 | struct nfs_cb_data *data; | |
2031 | SETATTR3args args; | |
2032 | ||
2033 | data = malloc(sizeof(struct nfs_cb_data)); | |
2034 | if (data == NULL) { | |
2035 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2036 | return -1; |
2037 | } | |
ea98629a | 2038 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2039 | data->nfs = nfs; |
2040 | data->cb = cb; | |
2041 | data->private_data = private_data; | |
2042 | ||
ea98629a | 2043 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 2044 | args.object = nfsfh->fh; |
84004dbf RS |
2045 | args.new_attributes.size.set_it = 1; |
2046 | args.new_attributes.size.set_size3_u.size = length; | |
2047 | ||
b701254d | 2048 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
84004dbf RS |
2049 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
2050 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2051 | free_nfs_cb_data(data); | |
2052 | return -1; | |
2053 | } | |
2054 | return 0; | |
2055 | } | |
2056 | ||
2057 | ||
2058 | /* | |
2059 | * Async truncate() | |
2060 | */ | |
2061 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2062 | { | |
183451cf | 2063 | uint64_t offset = data->continue_int; |
84004dbf RS |
2064 | struct nfsfh nfsfh; |
2065 | ||
2452c57f | 2066 | nfsfh.fh = data->fh; |
84004dbf RS |
2067 | |
2068 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
2069 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2070 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2071 | free_nfs_cb_data(data); | |
2072 | return -1; | |
2073 | } | |
2074 | free_nfs_cb_data(data); | |
2075 | return 0; | |
2076 | } | |
2077 | ||
183451cf | 2078 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 2079 | { |
183451cf | 2080 | uint64_t offset; |
84004dbf RS |
2081 | |
2082 | offset = length; | |
2083 | ||
2084 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
2085 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2086 | return -1; | |
84004dbf RS |
2087 | } |
2088 | ||
2089 | return 0; | |
2090 | } | |
2091 | ||
2092 | ||
2093 | ||
2094 | ||
2095 | /* | |
2096 | * Async mkdir() | |
2097 | */ | |
f3a75078 | 2098 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2099 | { |
2100 | MKDIR3res *res; | |
2101 | struct nfs_cb_data *data = private_data; | |
2102 | struct nfs_context *nfs = data->nfs; | |
2103 | char *str = data->continue_data; | |
4b1ae88a | 2104 | |
f3a75078 RS |
2105 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2106 | ||
84004dbf RS |
2107 | str = &str[strlen(str) + 1]; |
2108 | ||
2109 | if (status == RPC_STATUS_ERROR) { | |
2110 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2111 | free_nfs_cb_data(data); | |
2112 | return; | |
2113 | } | |
2114 | if (status == RPC_STATUS_CANCEL) { | |
2115 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2116 | free_nfs_cb_data(data); | |
2117 | return; | |
2118 | } | |
2119 | ||
2120 | res = command_data; | |
2121 | if (res->status != NFS3_OK) { | |
2122 | 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)); | |
2123 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2124 | free_nfs_cb_data(data); | |
2125 | return; | |
2126 | } | |
2127 | ||
2128 | data->cb(0, nfs, NULL, data->private_data); | |
2129 | free_nfs_cb_data(data); | |
2130 | } | |
2131 | ||
2132 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2133 | { | |
2134 | char *str = data->continue_data; | |
7edc9026 RS |
2135 | MKDIR3args args; |
2136 | ||
84004dbf RS |
2137 | str = &str[strlen(str) + 1]; |
2138 | ||
7edc9026 | 2139 | memset(&args, 0, sizeof(MKDIR3args)); |
2452c57f | 2140 | args.where.dir = data->fh; |
7edc9026 RS |
2141 | args.where.name = str; |
2142 | args.attributes.mode.set_it = 1; | |
2143 | args.attributes.mode.set_mode3_u.mode = 0755; | |
2144 | ||
acabd6bf | 2145 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
84004dbf RS |
2146 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
2147 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2148 | free_nfs_cb_data(data); | |
2149 | return -1; | |
2150 | } | |
2151 | return 0; | |
2152 | } | |
2153 | ||
2154 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2155 | { | |
2156 | char *new_path; | |
2157 | char *ptr; | |
2158 | ||
2159 | new_path = strdup(path); | |
2160 | if (new_path == NULL) { | |
cbbf9d3e | 2161 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2162 | return -1; |
2163 | } | |
2164 | ||
93e9306f | 2165 | ptr = strrchr(new_path, '/'); |
84004dbf | 2166 | if (ptr == NULL) { |
b1a197f5 | 2167 | free(new_path); |
cbbf9d3e RS |
2168 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2169 | return -1; | |
84004dbf RS |
2170 | } |
2171 | *ptr = 0; | |
2172 | ||
2173 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2174 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2175 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
2176 | return -1; | |
84004dbf RS |
2177 | } |
2178 | ||
2179 | return 0; | |
2180 | } | |
2181 | ||
2182 | ||
2183 | ||
2184 | ||
2185 | ||
2186 | /* | |
2187 | * Async rmdir() | |
2188 | */ | |
f3a75078 | 2189 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2190 | { |
2191 | RMDIR3res *res; | |
2192 | struct nfs_cb_data *data = private_data; | |
2193 | struct nfs_context *nfs = data->nfs; | |
2194 | char *str = data->continue_data; | |
4b1ae88a | 2195 | |
f3a75078 RS |
2196 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2197 | ||
84004dbf RS |
2198 | str = &str[strlen(str) + 1]; |
2199 | ||
2200 | if (status == RPC_STATUS_ERROR) { | |
2201 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2202 | free_nfs_cb_data(data); | |
2203 | return; | |
2204 | } | |
2205 | if (status == RPC_STATUS_CANCEL) { | |
2206 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2207 | free_nfs_cb_data(data); | |
2208 | return; | |
2209 | } | |
2210 | ||
2211 | res = command_data; | |
2212 | if (res->status != NFS3_OK) { | |
2213 | 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)); | |
2214 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2215 | free_nfs_cb_data(data); | |
2216 | return; | |
2217 | } | |
2218 | ||
2219 | data->cb(0, nfs, NULL, data->private_data); | |
2220 | free_nfs_cb_data(data); | |
2221 | } | |
2222 | ||
2223 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2224 | { | |
2225 | char *str = data->continue_data; | |
bf817ee6 RS |
2226 | RMDIR3args args; |
2227 | ||
84004dbf RS |
2228 | str = &str[strlen(str) + 1]; |
2229 | ||
bf817ee6 RS |
2230 | args.object.dir = data->fh; |
2231 | args.object.name = str; | |
2232 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
84004dbf RS |
2233 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
2234 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2235 | free_nfs_cb_data(data); | |
2236 | return -1; | |
2237 | } | |
2238 | return 0; | |
2239 | } | |
2240 | ||
2241 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2242 | { | |
2243 | char *new_path; | |
2244 | char *ptr; | |
2245 | ||
2246 | new_path = strdup(path); | |
2247 | if (new_path == NULL) { | |
cbbf9d3e | 2248 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2249 | return -1; |
2250 | } | |
2251 | ||
93e9306f | 2252 | ptr = strrchr(new_path, '/'); |
84004dbf | 2253 | if (ptr == NULL) { |
2257433d | 2254 | free(new_path); |
cbbf9d3e RS |
2255 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2256 | return -1; | |
84004dbf RS |
2257 | } |
2258 | *ptr = 0; | |
2259 | ||
2260 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2261 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2262 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2263 | return -1; | |
84004dbf RS |
2264 | } |
2265 | ||
2266 | return 0; | |
2267 | } | |
2268 | ||
2269 | ||
2270 | ||
2271 | ||
2272 | /* | |
2273 | * Async creat() | |
2274 | */ | |
f3a75078 | 2275 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2276 | { |
2277 | LOOKUP3res *res; | |
2278 | struct nfs_cb_data *data = private_data; | |
2279 | struct nfs_context *nfs = data->nfs; | |
2280 | struct nfsfh *nfsfh; | |
2281 | char *str = data->continue_data; | |
2282 | ||
f3a75078 RS |
2283 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2284 | ||
84004dbf RS |
2285 | if (status == RPC_STATUS_ERROR) { |
2286 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2287 | free_nfs_cb_data(data); | |
2288 | return; | |
2289 | } | |
2290 | if (status == RPC_STATUS_CANCEL) { | |
2291 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2292 | free_nfs_cb_data(data); | |
2293 | return; | |
2294 | } | |
2295 | ||
2296 | str = &str[strlen(str) + 1]; | |
2297 | res = command_data; | |
2298 | if (res->status != NFS3_OK) { | |
2299 | 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)); | |
2300 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2301 | ||
2302 | return; | |
2303 | } | |
2304 | ||
2305 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2306 | if (nfsfh == NULL) { | |
2307 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2308 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2309 | free_nfs_cb_data(data); | |
2310 | return; | |
2311 | } | |
ea98629a | 2312 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 2313 | |
0c1a9d7a RS |
2314 | /* copy the filehandle */ |
2315 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2316 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
2317 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
2318 | |
2319 | data->cb(0, nfs, nfsfh, data->private_data); | |
2320 | free_nfs_cb_data(data); | |
2321 | } | |
2322 | ||
2323 | ||
2324 | ||
f3a75078 | 2325 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2326 | { |
2327 | CREATE3res *res; | |
2328 | struct nfs_cb_data *data = private_data; | |
2329 | struct nfs_context *nfs = data->nfs; | |
2330 | char *str = data->continue_data; | |
463d59bf | 2331 | LOOKUP3args args; |
84004dbf | 2332 | |
f3a75078 RS |
2333 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2334 | ||
84004dbf RS |
2335 | if (status == RPC_STATUS_ERROR) { |
2336 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2337 | free_nfs_cb_data(data); | |
2338 | return; | |
2339 | } | |
2340 | if (status == RPC_STATUS_CANCEL) { | |
2341 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2342 | free_nfs_cb_data(data); | |
2343 | return; | |
2344 | } | |
2345 | ||
2346 | str = &str[strlen(str) + 1]; | |
2347 | res = command_data; | |
2348 | if (res->status != NFS3_OK) { | |
2349 | 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)); | |
2350 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2351 | free_nfs_cb_data(data); |
84004dbf RS |
2352 | return; |
2353 | } | |
2354 | ||
463d59bf | 2355 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2356 | args.what.dir = data->fh; |
2357 | args.what.name = str; | |
463d59bf RS |
2358 | |
2359 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
84004dbf RS |
2360 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2361 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2362 | free_nfs_cb_data(data); | |
2363 | return; | |
2364 | } | |
2365 | return; | |
2366 | } | |
2367 | ||
2368 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2369 | { | |
2370 | char *str = data->continue_data; | |
c985c015 RS |
2371 | CREATE3args args; |
2372 | ||
84004dbf RS |
2373 | str = &str[strlen(str) + 1]; |
2374 | ||
c985c015 | 2375 | memset(&args, 0, sizeof(CREATE3args)); |
2452c57f | 2376 | args.where.dir = data->fh; |
c985c015 RS |
2377 | args.where.name = str; |
2378 | args.how.mode = UNCHECKED; | |
2379 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2380 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2381 | ||
789c3f12 | 2382 | if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { |
84004dbf RS |
2383 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2384 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2385 | free_nfs_cb_data(data); | |
2386 | return -1; | |
2387 | } | |
2388 | return 0; | |
2389 | } | |
2390 | ||
2391 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2392 | { | |
2393 | char *new_path; | |
2394 | char *ptr; | |
2395 | ||
2396 | new_path = strdup(path); | |
2397 | if (new_path == NULL) { | |
cbbf9d3e | 2398 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2399 | return -1; |
2400 | } | |
2401 | ||
93e9306f | 2402 | ptr = strrchr(new_path, '/'); |
84004dbf | 2403 | if (ptr == NULL) { |
cbbf9d3e | 2404 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
a1287496 | 2405 | free(new_path); |
cbbf9d3e | 2406 | return -1; |
84004dbf RS |
2407 | } |
2408 | *ptr = 0; | |
2409 | ||
73f4ae7c | 2410 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 2411 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
2412 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2413 | return -1; | |
84004dbf RS |
2414 | } |
2415 | ||
2416 | return 0; | |
2417 | } | |
2418 | ||
2419 | ||
2420 | ||
2421 | ||
2422 | /* | |
2423 | * Async unlink() | |
2424 | */ | |
f3a75078 | 2425 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2426 | { |
2427 | REMOVE3res *res; | |
2428 | struct nfs_cb_data *data = private_data; | |
2429 | struct nfs_context *nfs = data->nfs; | |
2430 | char *str = data->continue_data; | |
4b1ae88a | 2431 | |
f3a75078 RS |
2432 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2433 | ||
84004dbf RS |
2434 | str = &str[strlen(str) + 1]; |
2435 | ||
2436 | if (status == RPC_STATUS_ERROR) { | |
2437 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2438 | free_nfs_cb_data(data); | |
2439 | return; | |
2440 | } | |
2441 | if (status == RPC_STATUS_CANCEL) { | |
2442 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2443 | free_nfs_cb_data(data); | |
2444 | return; | |
2445 | } | |
2446 | ||
2447 | res = command_data; | |
2448 | if (res->status != NFS3_OK) { | |
2449 | 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)); | |
2450 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2451 | free_nfs_cb_data(data); | |
2452 | return; | |
2453 | } | |
2454 | ||
2455 | data->cb(0, nfs, NULL, data->private_data); | |
2456 | free_nfs_cb_data(data); | |
2457 | } | |
2458 | ||
2459 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2460 | { | |
2461 | char *str = data->continue_data; | |
a0a5aa26 RS |
2462 | struct REMOVE3args args; |
2463 | ||
84004dbf RS |
2464 | str = &str[strlen(str) + 1]; |
2465 | ||
a0a5aa26 RS |
2466 | args.object.dir = data->fh; |
2467 | args.object.name = str; | |
2468 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
84004dbf RS |
2469 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2470 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2471 | free_nfs_cb_data(data); | |
2472 | return -1; | |
2473 | } | |
2474 | return 0; | |
2475 | } | |
2476 | ||
2477 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2478 | { | |
2479 | char *new_path; | |
2480 | char *ptr; | |
2481 | ||
2482 | new_path = strdup(path); | |
2483 | if (new_path == NULL) { | |
cbbf9d3e | 2484 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2485 | return -1; |
2486 | } | |
2487 | ||
93e9306f | 2488 | ptr = strrchr(new_path, '/'); |
84004dbf | 2489 | if (ptr == NULL) { |
bcbb21cd | 2490 | free(new_path); |
cbbf9d3e RS |
2491 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2492 | return -1; | |
84004dbf RS |
2493 | } |
2494 | *ptr = 0; | |
2495 | ||
2496 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2497 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2498 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2499 | return -1; | |
84004dbf RS |
2500 | } |
2501 | ||
2502 | return 0; | |
2503 | } | |
2504 | ||
2505 | ||
1ec6b50a RS |
2506 | /* |
2507 | * Async mknod() | |
2508 | */ | |
2509 | struct mknod_cb_data { | |
2510 | char *path; | |
2511 | int mode; | |
2512 | int major; | |
2513 | int minor; | |
2514 | }; | |
2515 | ||
2516 | static void free_mknod_cb_data(void *ptr) | |
2517 | { | |
2518 | struct mknod_cb_data *data = ptr; | |
2519 | ||
2520 | free(data->path); | |
2521 | free(data); | |
2522 | } | |
2523 | ||
f3a75078 | 2524 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2525 | { |
2526 | MKNOD3res *res; | |
2527 | struct nfs_cb_data *data = private_data; | |
2528 | struct nfs_context *nfs = data->nfs; | |
2529 | char *str = data->continue_data; | |
4b1ae88a | 2530 | |
f3a75078 RS |
2531 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2532 | ||
1ec6b50a RS |
2533 | str = &str[strlen(str) + 1]; |
2534 | ||
2535 | if (status == RPC_STATUS_ERROR) { | |
2536 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2537 | free_nfs_cb_data(data); | |
2538 | return; | |
2539 | } | |
2540 | if (status == RPC_STATUS_CANCEL) { | |
2541 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2542 | free_nfs_cb_data(data); | |
2543 | return; | |
2544 | } | |
2545 | ||
2546 | res = command_data; | |
2547 | if (res->status != NFS3_OK) { | |
2548 | 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)); | |
2549 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2550 | free_nfs_cb_data(data); | |
2551 | return; | |
2552 | } | |
2553 | ||
2554 | data->cb(0, nfs, NULL, data->private_data); | |
2555 | free_nfs_cb_data(data); | |
2556 | } | |
2557 | ||
2558 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2559 | { | |
2560 | struct mknod_cb_data *cb_data = data->continue_data; | |
2561 | char *str = cb_data->path; | |
b17cb0a2 | 2562 | MKNOD3args args; |
4b1ae88a | 2563 | |
1ec6b50a RS |
2564 | str = &str[strlen(str) + 1]; |
2565 | ||
b17cb0a2 RS |
2566 | args.where.dir = data->fh; |
2567 | args.where.name = str; | |
2568 | switch (cb_data->mode & S_IFMT) { | |
2569 | case S_IFCHR: | |
2570 | args.what.type = NF3CHR; | |
2571 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
2572 | 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); | |
2573 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
2574 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
2575 | break; | |
2576 | case S_IFBLK: | |
2577 | args.what.type = NF3BLK; | |
2578 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
2579 | 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); | |
2580 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
2581 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
2582 | case S_IFSOCK: | |
2583 | args.what.type = NF3SOCK; | |
2584 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
2585 | 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); | |
2586 | break; | |
2587 | case S_IFIFO: | |
2588 | args.what.type = NF3FIFO; | |
2589 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
2590 | 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); | |
2591 | break; | |
2592 | default: | |
2593 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
2594 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2595 | free_nfs_cb_data(data); | |
2596 | return -1; | |
2597 | } | |
2598 | ||
2599 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
1ec6b50a RS |
2600 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2601 | free_nfs_cb_data(data); | |
2602 | return -1; | |
2603 | } | |
2604 | return 0; | |
2605 | } | |
2606 | ||
2607 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2608 | { | |
2609 | char *ptr; | |
2610 | struct mknod_cb_data *cb_data; | |
2611 | ||
2612 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2613 | if (cb_data == NULL) { | |
2614 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2615 | return -1; | |
2616 | } | |
2617 | ||
2618 | cb_data->path = strdup(path); | |
2619 | if (cb_data->path == NULL) { | |
2620 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
4b1ae88a | 2621 | free(cb_data); |
1ec6b50a RS |
2622 | return -1; |
2623 | } | |
2624 | ||
2625 | ptr = strrchr(cb_data->path, '/'); | |
2626 | if (ptr == NULL) { | |
2627 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
feb2fc2f | 2628 | free_mknod_cb_data(cb_data); |
1ec6b50a RS |
2629 | return -1; |
2630 | } | |
2631 | *ptr = 0; | |
2632 | ||
2633 | cb_data->mode = mode; | |
2634 | cb_data->major = major(dev); | |
2635 | cb_data->minor = minor(dev); | |
2636 | ||
2637 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2638 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2639 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1ec6b50a RS |
2640 | return -1; |
2641 | } | |
2642 | ||
2643 | return 0; | |
2644 | } | |
84004dbf | 2645 | |
84004dbf RS |
2646 | /* |
2647 | * Async opendir() | |
2648 | */ | |
fb69c64c RS |
2649 | |
2650 | /* ReadDirPlus Emulation Callback data */ | |
2651 | struct rdpe_cb_data { | |
2652 | int getattrcount; | |
2653 | int status; | |
2654 | struct nfs_cb_data *data; | |
2655 | }; | |
2656 | ||
2657 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2658 | struct rdpe_lookup_cb_data { | |
2659 | struct rdpe_cb_data *rdpe_cb_data; | |
2660 | struct nfsdirent *nfsdirent; | |
2661 | }; | |
2662 | ||
2663 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2664 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2665 | { |
fb69c64c RS |
2666 | LOOKUP3res *res = command_data; |
2667 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2668 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2669 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2670 | struct nfsdir *nfsdir = data->continue_data; | |
2671 | struct nfs_context *nfs = data->nfs; | |
2672 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2673 | ||
f3a75078 RS |
2674 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2675 | ||
fb69c64c RS |
2676 | free(rdpe_lookup_cb_data); |
2677 | ||
2678 | rdpe_cb_data->getattrcount--; | |
2679 | ||
2680 | if (status == RPC_STATUS_ERROR) { | |
9a9566a3 RS |
2681 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2682 | "failed with RPC_STATUS_ERROR"); | |
fb69c64c RS |
2683 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2684 | } | |
2685 | if (status == RPC_STATUS_CANCEL) { | |
9a9566a3 RS |
2686 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2687 | "failed with RPC_STATUS_CANCEL"); | |
fb69c64c RS |
2688 | rdpe_cb_data->status = RPC_STATUS_CANCEL; |
2689 | } | |
fb69c64c RS |
2690 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { |
2691 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2692 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2693 | ||
2694 | nfsdirent->type = attributes->type; | |
2695 | nfsdirent->mode = attributes->mode; | |
2696 | nfsdirent->size = attributes->size; | |
2697 | ||
2698 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2699 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2700 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2701 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2702 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2703 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
7bda8bad RS |
2704 | nfsdirent->uid = attributes->uid; |
2705 | nfsdirent->gid = attributes->gid; | |
fb69c64c RS |
2706 | } |
2707 | } | |
2708 | ||
2709 | if (rdpe_cb_data->getattrcount == 0) { | |
2710 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
9a9566a3 RS |
2711 | rpc_set_error(nfs->rpc, "READDIRPLUS emulation " |
2712 | "failed: %s", rpc_get_error(rpc)); | |
2713 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
2714 | data->private_data); | |
fb69c64c RS |
2715 | nfs_free_nfsdir(nfsdir); |
2716 | } else { | |
2717 | data->cb(0, nfs, nfsdir, data->private_data); | |
2718 | } | |
2719 | free(rdpe_cb_data); | |
2720 | ||
2721 | data->continue_data = NULL; | |
2722 | free_nfs_cb_data(data); | |
2723 | } | |
2724 | } | |
2725 | ||
f3a75078 | 2726 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2727 | { |
2728 | READDIR3res *res = command_data; | |
84004dbf RS |
2729 | struct nfs_cb_data *data = private_data; |
2730 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2731 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2732 | struct nfsdirent *nfsdirent; |
2733 | struct entry3 *entry; | |
ecbd14a1 | 2734 | uint64_t cookie = 0; |
fb69c64c | 2735 | struct rdpe_cb_data *rdpe_cb_data; |
4b1ae88a | 2736 | |
f3a75078 RS |
2737 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2738 | ||
84004dbf RS |
2739 | if (status == RPC_STATUS_ERROR) { |
2740 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2741 | nfs_free_nfsdir(nfsdir); | |
2742 | data->continue_data = NULL; | |
2743 | free_nfs_cb_data(data); | |
2744 | return; | |
2745 | } | |
fb69c64c | 2746 | |
84004dbf RS |
2747 | if (status == RPC_STATUS_CANCEL) { |
2748 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2749 | nfs_free_nfsdir(nfsdir); | |
2750 | data->continue_data = NULL; | |
2751 | free_nfs_cb_data(data); | |
2752 | return; | |
2753 | } | |
2754 | ||
84004dbf RS |
2755 | if (res->status != NFS3_OK) { |
2756 | 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)); | |
2757 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2758 | nfs_free_nfsdir(nfsdir); | |
2759 | data->continue_data = NULL; | |
2760 | free_nfs_cb_data(data); | |
2761 | return; | |
fb69c64c RS |
2762 | } |
2763 | ||
2764 | entry =res->READDIR3res_u.resok.reply.entries; | |
2765 | while (entry != NULL) { | |
2766 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2767 | if (nfsdirent == NULL) { | |
2768 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2769 | nfs_free_nfsdir(nfsdir); | |
2770 | data->continue_data = NULL; | |
2771 | free_nfs_cb_data(data); | |
2772 | return; | |
2773 | } | |
2774 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2775 | nfsdirent->name = strdup(entry->name); | |
2776 | if (nfsdirent->name == NULL) { | |
2777 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
a26bebef | 2778 | free(nfsdirent); |
fb69c64c RS |
2779 | nfs_free_nfsdir(nfsdir); |
2780 | data->continue_data = NULL; | |
2781 | free_nfs_cb_data(data); | |
2782 | return; | |
2783 | } | |
2784 | nfsdirent->inode = entry->fileid; | |
2785 | ||
2786 | nfsdirent->next = nfsdir->entries; | |
2787 | nfsdir->entries = nfsdirent; | |
2788 | ||
2789 | cookie = entry->cookie; | |
2790 | entry = entry->nextentry; | |
2791 | } | |
2792 | ||
2793 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
a64a16a2 RS |
2794 | READDIR3args args; |
2795 | ||
2796 | args.dir = data->fh; | |
2797 | args.cookie = cookie; | |
2452c57f | 2798 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); |
a64a16a2 RS |
2799 | args.count = 8192; |
2800 | ||
2801 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
fb69c64c RS |
2802 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2803 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2804 | nfs_free_nfsdir(nfsdir); | |
2805 | data->continue_data = NULL; | |
2806 | free_nfs_cb_data(data); | |
2807 | return; | |
2808 | } | |
2809 | return; | |
2810 | } | |
2811 | ||
2812 | /* steal the dirhandle */ | |
2813 | nfsdir->current = nfsdir->entries; | |
2814 | ||
b6446650 AR |
2815 | if (nfsdir->entries) { |
2816 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2817 | rdpe_cb_data->getattrcount = 0; | |
2818 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2819 | rdpe_cb_data->data = data; | |
2820 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2821 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2822 | LOOKUP3args args; | |
2823 | ||
2824 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2825 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2826 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2827 | ||
2828 | memset(&args, 0, sizeof(LOOKUP3args)); | |
2829 | args.what.dir = data->fh; | |
2830 | args.what.name = nfsdirent->name; | |
2831 | ||
2832 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
2833 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2834 | ||
2835 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2836 | * commands in flight to complete | |
2837 | */ | |
2838 | if (rdpe_cb_data->getattrcount > 0) { | |
2839 | nfs_free_nfsdir(nfsdir); | |
2840 | data->continue_data = NULL; | |
2841 | free_nfs_cb_data(data); | |
2842 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2843 | free(rdpe_lookup_cb_data); | |
2844 | return; | |
2845 | } | |
2846 | ||
2847 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
a26bebef AR |
2848 | nfs_free_nfsdir(nfsdir); |
2849 | data->continue_data = NULL; | |
2850 | free_nfs_cb_data(data); | |
fb69c64c | 2851 | free(rdpe_lookup_cb_data); |
b6446650 | 2852 | free(rdpe_cb_data); |
fb69c64c RS |
2853 | return; |
2854 | } | |
b6446650 | 2855 | rdpe_cb_data->getattrcount++; |
fb69c64c | 2856 | } |
fb69c64c RS |
2857 | } |
2858 | } | |
2859 | ||
f3a75078 | 2860 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2861 | { |
2862 | READDIRPLUS3res *res = command_data; | |
2863 | struct nfs_cb_data *data = private_data; | |
2864 | struct nfs_context *nfs = data->nfs; | |
2865 | struct nfsdir *nfsdir = data->continue_data; | |
2866 | struct entryplus3 *entry; | |
ecbd14a1 | 2867 | uint64_t cookie = 0; |
4b1ae88a | 2868 | |
f3a75078 | 2869 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2870 | |
2871 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
a64a16a2 RS |
2872 | READDIR3args args; |
2873 | ||
2874 | args.dir = data->fh; | |
2875 | args.cookie = cookie; | |
2452c57f | 2876 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); |
a64a16a2 | 2877 | args.count = 8192; |
fb69c64c | 2878 | |
a64a16a2 | 2879 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
fb69c64c RS |
2880 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2881 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2882 | nfs_free_nfsdir(nfsdir); | |
2883 | data->continue_data = NULL; | |
2884 | free_nfs_cb_data(data); | |
2885 | return; | |
2886 | } | |
2887 | return; | |
2888 | } | |
2889 | ||
2890 | if (status == RPC_STATUS_CANCEL) { | |
2891 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2892 | nfs_free_nfsdir(nfsdir); | |
2893 | data->continue_data = NULL; | |
2894 | free_nfs_cb_data(data); | |
2895 | return; | |
2896 | } | |
2897 | ||
2898 | if (res->status != NFS3_OK) { | |
2899 | 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)); | |
2900 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2901 | nfs_free_nfsdir(nfsdir); | |
2902 | data->continue_data = NULL; | |
2903 | free_nfs_cb_data(data); | |
2904 | return; | |
84004dbf RS |
2905 | } |
2906 | ||
f390f181 | 2907 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2908 | while (entry != NULL) { |
2909 | struct nfsdirent *nfsdirent; | |
2910 | ||
2911 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2912 | if (nfsdirent == NULL) { | |
2913 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2914 | nfs_free_nfsdir(nfsdir); | |
2915 | data->continue_data = NULL; | |
2916 | free_nfs_cb_data(data); | |
2917 | return; | |
2918 | } | |
ea98629a | 2919 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2920 | nfsdirent->name = strdup(entry->name); |
2921 | if (nfsdirent->name == NULL) { | |
2922 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
b2fc5c54 | 2923 | free(nfsdirent); |
84004dbf RS |
2924 | nfs_free_nfsdir(nfsdir); |
2925 | data->continue_data = NULL; | |
2926 | free_nfs_cb_data(data); | |
2927 | return; | |
2928 | } | |
2929 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2930 | if (entry->name_attributes.attributes_follow) { |
2931 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2932 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2933 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2934 | ||
2935 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2936 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2937 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2938 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2939 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2940 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
7bda8bad RS |
2941 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
2942 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
0804e67d RS |
2943 | } |
2944 | ||
84004dbf RS |
2945 | nfsdirent->next = nfsdir->entries; |
2946 | nfsdir->entries = nfsdirent; | |
2947 | ||
2948 | cookie = entry->cookie; | |
2949 | entry = entry->nextentry; | |
2950 | } | |
2951 | ||
f390f181 | 2952 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
1a5b83c9 RS |
2953 | READDIRPLUS3args args; |
2954 | ||
2955 | args.dir = data->fh; | |
2956 | args.cookie = cookie; | |
2957 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
2958 | args.dircount = 8192; | |
2959 | args.maxcount = 8192; | |
2960 | ||
2961 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2962 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2963 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2964 | nfs_free_nfsdir(nfsdir); | |
2965 | data->continue_data = NULL; | |
2966 | free_nfs_cb_data(data); | |
2967 | return; | |
2968 | } | |
2969 | return; | |
2970 | } | |
2971 | ||
2972 | /* steal the dirhandle */ | |
2973 | data->continue_data = NULL; | |
2974 | nfsdir->current = nfsdir->entries; | |
2975 | ||
2976 | data->cb(0, nfs, nfsdir, data->private_data); | |
2977 | free_nfs_cb_data(data); | |
2978 | } | |
2979 | ||
2980 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2981 | { | |
1a5b83c9 | 2982 | READDIRPLUS3args args; |
84004dbf | 2983 | |
1a5b83c9 RS |
2984 | args.dir = data->fh; |
2985 | args.cookie = 0; | |
2986 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
2987 | args.dircount = 8192; | |
2988 | args.maxcount = 8192; | |
2989 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 2990 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
2991 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2992 | free_nfs_cb_data(data); | |
2993 | return -1; | |
2994 | } | |
2995 | return 0; | |
2996 | } | |
2997 | ||
2998 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2999 | { | |
3000 | struct nfsdir *nfsdir; | |
3001 | ||
3002 | nfsdir = malloc(sizeof(struct nfsdir)); | |
3003 | if (nfsdir == NULL) { | |
cbbf9d3e | 3004 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
3005 | return -1; |
3006 | } | |
ea98629a | 3007 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
3008 | |
3009 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
3010 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3011 | return -1; | |
84004dbf RS |
3012 | } |
3013 | ||
3014 | return 0; | |
3015 | } | |
3016 | ||
3017 | ||
3018 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
3019 | { | |
3020 | struct nfsdirent *nfsdirent = nfsdir->current; | |
3021 | ||
3022 | if (nfsdir->current != NULL) { | |
3023 | nfsdir->current = nfsdir->current->next; | |
3024 | } | |
3025 | return nfsdirent; | |
3026 | } | |
3027 | ||
3028 | ||
f893b680 RS |
3029 | /* |
3030 | * closedir() | |
3031 | */ | |
84004dbf RS |
3032 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) |
3033 | { | |
3034 | nfs_free_nfsdir(nfsdir); | |
3035 | } | |
3036 | ||
3037 | ||
f893b680 RS |
3038 | /* |
3039 | * getcwd() | |
3040 | */ | |
3041 | void nfs_getcwd(struct nfs_context *nfs, const char **cwd) | |
3042 | { | |
3043 | if (cwd) { | |
3044 | *cwd = nfs->cwd; | |
3045 | } | |
3046 | } | |
84004dbf RS |
3047 | |
3048 | ||
3049 | /* | |
3050 | * Async lseek() | |
3051 | */ | |
3052 | struct lseek_cb_data { | |
3053 | struct nfs_context *nfs; | |
3054 | struct nfsfh *nfsfh; | |
1f1b6cb0 | 3055 | int64_t offset; |
84004dbf RS |
3056 | nfs_cb cb; |
3057 | void *private_data; | |
3058 | }; | |
3059 | ||
f3a75078 | 3060 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3061 | { |
3062 | GETATTR3res *res; | |
3063 | struct lseek_cb_data *data = private_data; | |
3064 | struct nfs_context *nfs = data->nfs; | |
1f1b6cb0 | 3065 | uint64_t size = 0; |
84004dbf | 3066 | |
f3a75078 RS |
3067 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3068 | ||
84004dbf RS |
3069 | if (status == RPC_STATUS_ERROR) { |
3070 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3071 | free(data); | |
3072 | return; | |
3073 | } | |
3074 | if (status == RPC_STATUS_CANCEL) { | |
3075 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3076 | free(data); | |
3077 | return; | |
3078 | } | |
3079 | ||
3080 | res = command_data; | |
3081 | if (res->status != NFS3_OK) { | |
3082 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3083 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3084 | free(data); | |
3085 | return; | |
3086 | } | |
3087 | ||
1f1b6cb0 AR |
3088 | size = res->GETATTR3res_u.resok.obj_attributes.size; |
3089 | ||
3090 | if (data->offset < 0 && | |
3091 | (uint64_t)(-data->offset) > size) { | |
3092 | data->cb(-EINVAL, nfs, &data->nfsfh->offset, data->private_data); | |
3093 | } else { | |
3094 | data->nfsfh->offset = data->offset + size; | |
3095 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
3096 | } | |
3097 | ||
84004dbf RS |
3098 | free(data); |
3099 | } | |
3100 | ||
1f1b6cb0 | 3101 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
3102 | { |
3103 | struct lseek_cb_data *data; | |
463d59bf | 3104 | struct GETATTR3args args; |
84004dbf RS |
3105 | |
3106 | if (whence == SEEK_SET) { | |
1f1b6cb0 AR |
3107 | if (offset < 0) { |
3108 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3109 | } else { | |
3110 | nfsfh->offset = offset; | |
3111 | cb(0, nfs, &nfsfh->offset, private_data); | |
3112 | } | |
84004dbf RS |
3113 | return 0; |
3114 | } | |
3115 | if (whence == SEEK_CUR) { | |
1f1b6cb0 AR |
3116 | if (offset < 0 && |
3117 | nfsfh->offset < (uint64_t)(-offset)) { | |
3118 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3119 | } else { | |
3120 | nfsfh->offset += offset; | |
3121 | cb(0, nfs, &nfsfh->offset, private_data); | |
3122 | } | |
84004dbf RS |
3123 | return 0; |
3124 | } | |
3125 | ||
3126 | data = malloc(sizeof(struct lseek_cb_data)); | |
3127 | if (data == NULL) { | |
3128 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
3129 | return -1; | |
3130 | } | |
3131 | ||
3132 | data->nfs = nfs; | |
3133 | data->nfsfh = nfsfh; | |
3134 | data->offset = offset; | |
3135 | data->cb = cb; | |
3136 | data->private_data = private_data; | |
3137 | ||
463d59bf | 3138 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 3139 | args.object = nfsfh->fh; |
463d59bf RS |
3140 | |
3141 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
84004dbf RS |
3142 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
3143 | free(data); | |
cbbf9d3e | 3144 | return -1; |
84004dbf RS |
3145 | } |
3146 | return 0; | |
3147 | } | |
3148 | ||
3149 | ||
3150 | ||
3151 | ||
3152 | /* | |
3153 | * Async statvfs() | |
3154 | */ | |
f3a75078 | 3155 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3156 | { |
3157 | FSSTAT3res *res; | |
3158 | struct nfs_cb_data *data = private_data; | |
3159 | struct nfs_context *nfs = data->nfs; | |
3160 | struct statvfs svfs; | |
3161 | ||
f3a75078 RS |
3162 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3163 | ||
84004dbf RS |
3164 | if (status == RPC_STATUS_ERROR) { |
3165 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3166 | free_nfs_cb_data(data); | |
3167 | return; | |
3168 | } | |
3169 | if (status == RPC_STATUS_CANCEL) { | |
3170 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3171 | free_nfs_cb_data(data); | |
3172 | return; | |
3173 | } | |
3174 | ||
3175 | res = command_data; | |
3176 | if (res->status != NFS3_OK) { | |
3177 | 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)); | |
3178 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3179 | free_nfs_cb_data(data); | |
3180 | return; | |
3181 | } | |
3182 | ||
3183 | svfs.f_bsize = 4096; | |
3184 | svfs.f_frsize = 4096; | |
3185 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
3186 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
3187 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
3188 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
3189 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 3190 | #if !defined(ANDROID) |
84004dbf RS |
3191 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
3192 | svfs.f_fsid = 0; | |
3193 | svfs.f_flag = 0; | |
3194 | svfs.f_namemax = 256; | |
252aa90d | 3195 | #endif |
84004dbf RS |
3196 | |
3197 | data->cb(0, nfs, &svfs, data->private_data); | |
3198 | free_nfs_cb_data(data); | |
3199 | } | |
3200 | ||
3201 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3202 | { | |
0249c17b RS |
3203 | FSSTAT3args args; |
3204 | ||
3205 | args.fsroot = data->fh; | |
3206 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
84004dbf RS |
3207 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
3208 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3209 | free_nfs_cb_data(data); | |
3210 | return -1; | |
3211 | } | |
3212 | return 0; | |
3213 | } | |
3214 | ||
3215 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3216 | { | |
3217 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3218 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3219 | return -1; |
3220 | } | |
3221 | ||
3222 | return 0; | |
3223 | } | |
3224 | ||
3225 | ||
3226 | ||
3227 | ||
3228 | /* | |
3229 | * Async readlink() | |
3230 | */ | |
f3a75078 | 3231 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3232 | { |
3233 | READLINK3res *res; | |
3234 | struct nfs_cb_data *data = private_data; | |
3235 | struct nfs_context *nfs = data->nfs; | |
3236 | ||
f3a75078 RS |
3237 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3238 | ||
84004dbf RS |
3239 | if (status == RPC_STATUS_ERROR) { |
3240 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3241 | free_nfs_cb_data(data); | |
3242 | return; | |
3243 | } | |
3244 | if (status == RPC_STATUS_CANCEL) { | |
3245 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3246 | free_nfs_cb_data(data); | |
3247 | return; | |
3248 | } | |
3249 | ||
3250 | res = command_data; | |
3251 | if (res->status != NFS3_OK) { | |
3252 | 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)); | |
3253 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3254 | free_nfs_cb_data(data); | |
3255 | return; | |
3256 | } | |
3257 | ||
4b1ae88a | 3258 | |
84004dbf RS |
3259 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); |
3260 | free_nfs_cb_data(data); | |
3261 | } | |
3262 | ||
3263 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3264 | { | |
16104b27 RS |
3265 | READLINK3args args; |
3266 | ||
2452c57f | 3267 | args.symlink = data->fh; |
16104b27 | 3268 | |
7cd23ccc | 3269 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
84004dbf RS |
3270 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
3271 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3272 | free_nfs_cb_data(data); | |
3273 | return -1; | |
3274 | } | |
3275 | return 0; | |
3276 | } | |
3277 | ||
3278 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3279 | { | |
3280 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3281 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3282 | return -1; |
3283 | } | |
3284 | ||
3285 | return 0; | |
3286 | } | |
3287 | ||
3288 | ||
3289 | ||
3290 | ||
3291 | /* | |
3292 | * Async chmod() | |
3293 | */ | |
f3a75078 | 3294 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3295 | { |
3296 | struct nfs_cb_data *data = private_data; | |
3297 | struct nfs_context *nfs = data->nfs; | |
3298 | SETATTR3res *res; | |
3299 | ||
f3a75078 RS |
3300 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3301 | ||
84004dbf RS |
3302 | if (status == RPC_STATUS_ERROR) { |
3303 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3304 | free_nfs_cb_data(data); | |
3305 | return; | |
3306 | } | |
3307 | if (status == RPC_STATUS_CANCEL) { | |
3308 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3309 | free_nfs_cb_data(data); | |
3310 | return; | |
3311 | } | |
3312 | ||
3313 | res = command_data; | |
3314 | if (res->status != NFS3_OK) { | |
3315 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3316 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3317 | free_nfs_cb_data(data); | |
3318 | return; | |
3319 | } | |
3320 | ||
3321 | data->cb(0, nfs, NULL, data->private_data); | |
3322 | free_nfs_cb_data(data); | |
3323 | } | |
3324 | ||
3325 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3326 | { | |
3327 | SETATTR3args args; | |
3328 | ||
ea98629a | 3329 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3330 | args.object = data->fh; |
84004dbf RS |
3331 | args.new_attributes.mode.set_it = 1; |
3332 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3333 | ||
b701254d | 3334 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
84004dbf RS |
3335 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3336 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3337 | free_nfs_cb_data(data); | |
3338 | return -1; | |
3339 | } | |
3340 | return 0; | |
3341 | } | |
3342 | ||
3343 | ||
3344 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3345 | { | |
3346 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 3347 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3348 | return -1; |
3349 | } | |
3350 | ||
3351 | return 0; | |
3352 | } | |
3353 | ||
3354 | /* | |
3355 | * Async fchmod() | |
3356 | */ | |
3357 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3358 | { | |
3359 | struct nfs_cb_data *data; | |
3360 | ||
3361 | data = malloc(sizeof(struct nfs_cb_data)); | |
3362 | if (data == NULL) { | |
cbbf9d3e | 3363 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
3364 | return -1; |
3365 | } | |
ea98629a | 3366 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3367 | data->nfs = nfs; |
3368 | data->cb = cb; | |
3369 | data->private_data = private_data; | |
3370 | data->continue_int = mode; | |
3371 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3372 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3373 | if (data->fh.data.data_val == NULL) { | |
3374 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3375 | free_nfs_cb_data(data); | |
3376 | return -1; | |
3377 | } | |
3378 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3379 | ||
3380 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
84004dbf RS |
3381 | return -1; |
3382 | } | |
3383 | ||
3384 | return 0; | |
3385 | } | |
3386 | ||
3387 | ||
3388 | ||
3389 | /* | |
3390 | * Async chown() | |
3391 | */ | |
f3a75078 | 3392 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3393 | { |
3394 | struct nfs_cb_data *data = private_data; | |
3395 | struct nfs_context *nfs = data->nfs; | |
3396 | SETATTR3res *res; | |
3397 | ||
f3a75078 RS |
3398 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3399 | ||
84004dbf RS |
3400 | if (status == RPC_STATUS_ERROR) { |
3401 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3402 | free_nfs_cb_data(data); | |
3403 | return; | |
3404 | } | |
3405 | if (status == RPC_STATUS_CANCEL) { | |
3406 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3407 | free_nfs_cb_data(data); | |
3408 | return; | |
3409 | } | |
3410 | ||
3411 | res = command_data; | |
3412 | if (res->status != NFS3_OK) { | |
3413 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3414 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3415 | free_nfs_cb_data(data); | |
3416 | return; | |
3417 | } | |
3418 | ||
3419 | data->cb(0, nfs, NULL, data->private_data); | |
3420 | free_nfs_cb_data(data); | |
3421 | } | |
3422 | ||
3423 | struct nfs_chown_data { | |
3424 | uid_t uid; | |
3425 | gid_t gid; | |
3426 | }; | |
3427 | ||
3428 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3429 | { | |
3430 | SETATTR3args args; | |
3431 | struct nfs_chown_data *chown_data = data->continue_data; | |
3432 | ||
ea98629a | 3433 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3434 | args.object = data->fh; |
84004dbf RS |
3435 | if (chown_data->uid != (uid_t)-1) { |
3436 | args.new_attributes.uid.set_it = 1; | |
3437 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3438 | } | |
3439 | if (chown_data->gid != (gid_t)-1) { | |
3440 | args.new_attributes.gid.set_it = 1; | |
3441 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3442 | } | |
3443 | ||
b701254d | 3444 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
84004dbf RS |
3445 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3446 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3447 | free_nfs_cb_data(data); | |
3448 | return -1; | |
3449 | } | |
3450 | return 0; | |
3451 | } | |
3452 | ||
3453 | ||
3454 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3455 | { | |
3456 | struct nfs_chown_data *chown_data; | |
3457 | ||
3458 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3459 | if (chown_data == NULL) { | |
cbbf9d3e | 3460 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3461 | return -1; |
3462 | } | |
3463 | ||
3464 | chown_data->uid = uid; | |
3465 | chown_data->gid = gid; | |
3466 | ||
3467 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3468 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3469 | return -1; |
3470 | } | |
3471 | ||
3472 | return 0; | |
3473 | } | |
3474 | ||
3475 | ||
3476 | /* | |
3477 | * Async fchown() | |
3478 | */ | |
3479 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3480 | { | |
3481 | struct nfs_cb_data *data; | |
3482 | struct nfs_chown_data *chown_data; | |
3483 | ||
3484 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3485 | if (chown_data == NULL) { | |
cbbf9d3e | 3486 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3487 | return -1; |
3488 | } | |
3489 | ||
3490 | chown_data->uid = uid; | |
3491 | chown_data->gid = gid; | |
3492 | ||
84004dbf RS |
3493 | data = malloc(sizeof(struct nfs_cb_data)); |
3494 | if (data == NULL) { | |
cbbf9d3e | 3495 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
b6619d88 | 3496 | free(chown_data); |
84004dbf RS |
3497 | return -1; |
3498 | } | |
ea98629a | 3499 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3500 | data->nfs = nfs; |
3501 | data->cb = cb; | |
3502 | data->private_data = private_data; | |
3503 | data->continue_data = chown_data; | |
6b1f14ca | 3504 | data->free_continue_data = free; |
84004dbf RS |
3505 | data->fh.data.data_len = nfsfh->fh.data.data_len; |
3506 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3507 | if (data->fh.data.data_val == NULL) { | |
3508 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3509 | free_nfs_cb_data(data); | |
3510 | return -1; | |
3511 | } | |
3512 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3513 | ||
84004dbf | 3514 | if (nfs_chown_continue_internal(nfs, data) != 0) { |
84004dbf RS |
3515 | return -1; |
3516 | } | |
3517 | ||
3518 | return 0; | |
3519 | } | |
3520 | ||
3521 | ||
3522 | ||
3523 | ||
3524 | ||
3525 | /* | |
3526 | * Async utimes() | |
3527 | */ | |
f3a75078 | 3528 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3529 | { |
3530 | struct nfs_cb_data *data = private_data; | |
3531 | struct nfs_context *nfs = data->nfs; | |
3532 | SETATTR3res *res; | |
3533 | ||
f3a75078 RS |
3534 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3535 | ||
84004dbf RS |
3536 | if (status == RPC_STATUS_ERROR) { |
3537 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3538 | free_nfs_cb_data(data); | |
3539 | return; | |
3540 | } | |
3541 | if (status == RPC_STATUS_CANCEL) { | |
3542 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3543 | free_nfs_cb_data(data); | |
3544 | return; | |
3545 | } | |
3546 | ||
3547 | res = command_data; | |
3548 | if (res->status != NFS3_OK) { | |
3549 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3550 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3551 | free_nfs_cb_data(data); | |
3552 | return; | |
3553 | } | |
3554 | ||
3555 | data->cb(0, nfs, NULL, data->private_data); | |
3556 | free_nfs_cb_data(data); | |
3557 | } | |
3558 | ||
3559 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3560 | { | |
3561 | SETATTR3args args; | |
3562 | struct timeval *utimes_data = data->continue_data; | |
3563 | ||
ea98629a | 3564 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3565 | args.object = data->fh; |
84004dbf RS |
3566 | if (utimes_data != NULL) { |
3567 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3568 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3569 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3570 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3571 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3572 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3573 | } else { | |
3574 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3575 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3576 | } | |
3577 | ||
b701254d | 3578 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
84004dbf RS |
3579 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3580 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3581 | free_nfs_cb_data(data); | |
3582 | return -1; | |
3583 | } | |
3584 | return 0; | |
3585 | } | |
3586 | ||
3587 | ||
3588 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3589 | { | |
3590 | struct timeval *new_times = NULL; | |
3591 | ||
3592 | if (times != NULL) { | |
3593 | new_times = malloc(sizeof(struct timeval)*2); | |
3594 | if (new_times == NULL) { | |
cbbf9d3e | 3595 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3596 | return -1; |
3597 | } | |
3598 | ||
3599 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3600 | } | |
3601 | ||
3602 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3603 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3604 | return -1; |
3605 | } | |
3606 | ||
3607 | return 0; | |
3608 | } | |
3609 | ||
3610 | /* | |
3611 | * Async utime() | |
3612 | */ | |
3613 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3614 | { | |
3615 | struct timeval *new_times = NULL; | |
3616 | ||
3617 | if (times != NULL) { | |
3618 | new_times = malloc(sizeof(struct timeval)*2); | |
3619 | if (new_times == NULL) { | |
cbbf9d3e | 3620 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3621 | return -1; |
3622 | } | |
3623 | ||
3624 | new_times[0].tv_sec = times->actime; | |
3625 | new_times[0].tv_usec = 0; | |
3626 | new_times[1].tv_sec = times->modtime; | |
3627 | new_times[1].tv_usec = 0; | |
3628 | } | |
3629 | ||
3630 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3631 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3632 | return -1; |
3633 | } | |
3634 | ||
3635 | return 0; | |
3636 | } | |
84004dbf RS |
3637 | |
3638 | ||
3639 | /* | |
3640 | * Async access() | |
3641 | */ | |
f3a75078 | 3642 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3643 | { |
3644 | ACCESS3res *res; | |
3645 | struct nfs_cb_data *data = private_data; | |
3646 | struct nfs_context *nfs = data->nfs; | |
3647 | unsigned int nfsmode = 0; | |
3648 | ||
f3a75078 RS |
3649 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3650 | ||
84004dbf RS |
3651 | if (status == RPC_STATUS_ERROR) { |
3652 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3653 | free_nfs_cb_data(data); | |
3654 | return; | |
3655 | } | |
3656 | if (status == RPC_STATUS_CANCEL) { | |
3657 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3658 | free_nfs_cb_data(data); | |
3659 | return; | |
3660 | } | |
3661 | ||
3662 | res = command_data; | |
3663 | if (res->status != NFS3_OK) { | |
3664 | 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)); | |
3665 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3666 | free_nfs_cb_data(data); | |
3667 | return; | |
3668 | } | |
3669 | ||
3670 | if (data->continue_int & R_OK) { | |
3671 | nfsmode |= ACCESS3_READ; | |
3672 | } | |
3673 | if (data->continue_int & W_OK) { | |
3674 | nfsmode |= ACCESS3_MODIFY; | |
3675 | } | |
3676 | if (data->continue_int & X_OK) { | |
3677 | nfsmode |= ACCESS3_EXECUTE; | |
3678 | } | |
3679 | ||
3680 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3681 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3682 | nfsmode&ACCESS3_READ?'r':'-', | |
3683 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3684 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3685 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3686 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3687 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3688 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3689 | free_nfs_cb_data(data); | |
3690 | return; | |
3691 | } | |
3692 | ||
3693 | data->cb(0, nfs, NULL, data->private_data); | |
3694 | free_nfs_cb_data(data); | |
3695 | } | |
3696 | ||
3697 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3698 | { | |
3699 | int nfsmode = 0; | |
463d59bf | 3700 | ACCESS3args args; |
84004dbf RS |
3701 | |
3702 | if (data->continue_int & R_OK) { | |
3703 | nfsmode |= ACCESS3_READ; | |
3704 | } | |
3705 | if (data->continue_int & W_OK) { | |
3706 | nfsmode |= ACCESS3_MODIFY; | |
3707 | } | |
3708 | if (data->continue_int & X_OK) { | |
3709 | nfsmode |= ACCESS3_EXECUTE; | |
3710 | } | |
3711 | ||
463d59bf | 3712 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 3713 | args.object = data->fh; |
463d59bf RS |
3714 | args.access = nfsmode; |
3715 | ||
3716 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
84004dbf RS |
3717 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
3718 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3719 | free_nfs_cb_data(data); | |
3720 | return -1; | |
3721 | } | |
3722 | return 0; | |
3723 | } | |
3724 | ||
3725 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3726 | { | |
3727 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3728 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3729 | return -1; | |
84004dbf RS |
3730 | } |
3731 | ||
3732 | return 0; | |
3733 | } | |
3734 | ||
3735 | ||
3736 | ||
3737 | /* | |
3738 | * Async symlink() | |
3739 | */ | |
3740 | struct nfs_symlink_data { | |
3741 | char *oldpath; | |
3742 | char *newpathparent; | |
3743 | char *newpathobject; | |
3744 | }; | |
3745 | ||
3746 | static void free_nfs_symlink_data(void *mem) | |
3747 | { | |
3748 | struct nfs_symlink_data *data = mem; | |
3749 | ||
3750 | if (data->oldpath != NULL) { | |
3751 | free(data->oldpath); | |
3752 | } | |
3753 | if (data->newpathparent != NULL) { | |
3754 | free(data->newpathparent); | |
3755 | } | |
3756 | if (data->newpathobject != NULL) { | |
3757 | free(data->newpathobject); | |
3758 | } | |
3759 | free(data); | |
3760 | } | |
3761 | ||
f3a75078 | 3762 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3763 | { |
3764 | SYMLINK3res *res; | |
3765 | struct nfs_cb_data *data = private_data; | |
3766 | struct nfs_context *nfs = data->nfs; | |
3767 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
4b1ae88a | 3768 | |
f3a75078 RS |
3769 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3770 | ||
84004dbf RS |
3771 | if (status == RPC_STATUS_ERROR) { |
3772 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3773 | free_nfs_cb_data(data); | |
3774 | return; | |
3775 | } | |
3776 | if (status == RPC_STATUS_CANCEL) { | |
3777 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3778 | free_nfs_cb_data(data); | |
3779 | return; | |
3780 | } | |
3781 | ||
3782 | res = command_data; | |
3783 | if (res->status != NFS3_OK) { | |
3784 | 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)); | |
3785 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3786 | free_nfs_cb_data(data); | |
3787 | return; | |
3788 | } | |
3789 | ||
3790 | data->cb(0, nfs, NULL, data->private_data); | |
3791 | free_nfs_cb_data(data); | |
3792 | } | |
3793 | ||
3794 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3795 | { | |
3796 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
87f81c85 | 3797 | SYMLINK3args args; |
84004dbf | 3798 | |
87f81c85 | 3799 | memset(&args, 0, sizeof(SYMLINK3args)); |
2452c57f | 3800 | args.where.dir = data->fh; |
87f81c85 RS |
3801 | args.where.name = symlink_data->newpathobject; |
3802 | args.symlink.symlink_attributes.mode.set_it = 1; | |
3803 | 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; | |
3804 | args.symlink.symlink_data = symlink_data->oldpath; | |
8e255816 | 3805 | |
87f81c85 | 3806 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
84004dbf RS |
3807 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3808 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3809 | free_nfs_cb_data(data); | |
3810 | return -1; | |
3811 | } | |
3812 | return 0; | |
3813 | } | |
3814 | ||
3815 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3816 | { | |
3817 | char *ptr; | |
3818 | struct nfs_symlink_data *symlink_data; | |
3819 | ||
3820 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3821 | if (symlink_data == NULL) { | |
cbbf9d3e | 3822 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3823 | return -1; |
3824 | } | |
ea98629a | 3825 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3826 | |
3827 | symlink_data->oldpath = strdup(oldpath); | |
3828 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3829 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3830 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3831 | return -1; |
84004dbf RS |
3832 | } |
3833 | ||
3834 | symlink_data->newpathparent = strdup(newpath); | |
3835 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3836 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3837 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3838 | return -1; |
84004dbf RS |
3839 | } |
3840 | ||
93e9306f | 3841 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3842 | if (ptr == NULL) { |
cbbf9d3e | 3843 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3844 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3845 | return -1; |
84004dbf RS |
3846 | } |
3847 | *ptr = 0; | |
3848 | ptr++; | |
3849 | ||
3850 | symlink_data->newpathobject = strdup(ptr); | |
3851 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3852 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3853 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3854 | return -1; |
84004dbf RS |
3855 | } |
3856 | ||
3857 | 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 |
3858 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3859 | return -1; | |
84004dbf RS |
3860 | } |
3861 | ||
3862 | return 0; | |
3863 | } | |
3864 | ||
3865 | ||
3866 | ||
3867 | /* | |
3868 | * Async rename() | |
3869 | */ | |
3870 | struct nfs_rename_data { | |
3871 | char *oldpath; | |
3872 | char *oldobject; | |
3873 | struct nfs_fh3 olddir; | |
3874 | char *newpath; | |
3875 | char *newobject; | |
3876 | struct nfs_fh3 newdir; | |
3877 | }; | |
3878 | ||
3879 | static void free_nfs_rename_data(void *mem) | |
3880 | { | |
3881 | struct nfs_rename_data *data = mem; | |
3882 | ||
3883 | if (data->oldpath != NULL) { | |
3884 | free(data->oldpath); | |
3885 | } | |
3886 | if (data->olddir.data.data_val != NULL) { | |
3887 | free(data->olddir.data.data_val); | |
3888 | } | |
3889 | if (data->newpath != NULL) { | |
3890 | free(data->newpath); | |
3891 | } | |
3892 | if (data->newdir.data.data_val != NULL) { | |
3893 | free(data->newdir.data.data_val); | |
3894 | } | |
3895 | free(data); | |
3896 | } | |
3897 | ||
f3a75078 | 3898 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3899 | { |
3900 | RENAME3res *res; | |
3901 | struct nfs_cb_data *data = private_data; | |
3902 | struct nfs_context *nfs = data->nfs; | |
3903 | struct nfs_rename_data *rename_data = data->continue_data; | |
4b1ae88a | 3904 | |
f3a75078 RS |
3905 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3906 | ||
84004dbf RS |
3907 | if (status == RPC_STATUS_ERROR) { |
3908 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3909 | free_nfs_cb_data(data); | |
3910 | return; | |
3911 | } | |
3912 | if (status == RPC_STATUS_CANCEL) { | |
3913 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3914 | free_nfs_cb_data(data); | |
3915 | return; | |
3916 | } | |
3917 | ||
3918 | res = command_data; | |
3919 | if (res->status != NFS3_OK) { | |
3920 | 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)); | |
3921 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3922 | free_nfs_cb_data(data); | |
3923 | return; | |
3924 | } | |
3925 | ||
3926 | data->cb(0, nfs, NULL, data->private_data); | |
3927 | free_nfs_cb_data(data); | |
3928 | } | |
3929 | ||
3930 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3931 | { | |
3932 | struct nfs_rename_data *rename_data = data->continue_data; | |
5940c705 | 3933 | RENAME3args args; |
84004dbf RS |
3934 | |
3935 | /* steal the filehandle */ | |
2452c57f | 3936 | rename_data->newdir = data->fh; |
84004dbf RS |
3937 | data->fh.data.data_val = NULL; |
3938 | ||
5940c705 RS |
3939 | args.from.dir = rename_data->olddir; |
3940 | args.from.name = rename_data->oldobject; | |
3941 | args.to.dir = rename_data->newdir; | |
3942 | args.to.name = rename_data->newobject; | |
3943 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
84004dbf RS |
3944 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
3945 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3946 | free_nfs_cb_data(data); | |
3947 | return -1; | |
3948 | } | |
3949 | return 0; | |
3950 | } | |
3951 | ||
3952 | ||
3953 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3954 | { | |
3955 | struct nfs_rename_data *rename_data = data->continue_data; | |
766bb4af AR |
3956 | char* newpath = strdup(rename_data->newpath); |
3957 | if (!newpath) { | |
3958 | rpc_set_error(nfs->rpc, "Out of memory. Could not allocate memory to store target path for rename"); | |
3959 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3960 | free_nfs_cb_data(data); | |
3961 | return -1; | |
3962 | } | |
84004dbf RS |
3963 | |
3964 | /* steal the filehandle */ | |
2452c57f | 3965 | rename_data->olddir = data->fh; |
84004dbf RS |
3966 | data->fh.data.data_val = NULL; |
3967 | ||
3968 | 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 | 3969 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath); |
84004dbf RS |
3970 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3971 | free_nfs_cb_data(data); | |
766bb4af | 3972 | free(newpath); |
84004dbf RS |
3973 | return -1; |
3974 | } | |
3975 | data->continue_data = NULL; | |
3976 | free_nfs_cb_data(data); | |
766bb4af | 3977 | free(newpath); |
84004dbf RS |
3978 | |
3979 | return 0; | |
3980 | } | |
3981 | ||
3982 | ||
3983 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3984 | { | |
3985 | char *ptr; | |
3986 | struct nfs_rename_data *rename_data; | |
3987 | ||
3988 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3989 | if (rename_data == NULL) { | |
cbbf9d3e | 3990 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3991 | return -1; |
3992 | } | |
ea98629a | 3993 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3994 | |
3995 | rename_data->oldpath = strdup(oldpath); | |
3996 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3997 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3998 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3999 | return -1; |
84004dbf | 4000 | } |
93e9306f | 4001 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 4002 | if (ptr == NULL) { |
cbbf9d3e | 4003 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 4004 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4005 | return -1; |
84004dbf RS |
4006 | } |
4007 | *ptr = 0; | |
4008 | ptr++; | |
4009 | rename_data->oldobject = ptr; | |
4010 | ||
4011 | ||
4012 | rename_data->newpath = strdup(newpath); | |
4013 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 4014 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4015 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4016 | return -1; |
84004dbf | 4017 | } |
93e9306f | 4018 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 4019 | if (ptr == NULL) { |
cbbf9d3e | 4020 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4021 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4022 | return -1; |
84004dbf RS |
4023 | } |
4024 | *ptr = 0; | |
4025 | ptr++; | |
4026 | rename_data->newobject = ptr; | |
4027 | ||
4028 | ||
4029 | 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 |
4030 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4031 | return -1; | |
84004dbf RS |
4032 | } |
4033 | ||
4034 | return 0; | |
4035 | } | |
4036 | ||
4037 | ||
4038 | /* | |
4039 | * Async link() | |
4040 | */ | |
4041 | struct nfs_link_data { | |
4042 | char *oldpath; | |
4043 | struct nfs_fh3 oldfh; | |
4044 | char *newpath; | |
4045 | char *newobject; | |
4046 | struct nfs_fh3 newdir; | |
4047 | }; | |
4048 | ||
4049 | static void free_nfs_link_data(void *mem) | |
4050 | { | |
4051 | struct nfs_link_data *data = mem; | |
4052 | ||
4053 | if (data->oldpath != NULL) { | |
4054 | free(data->oldpath); | |
4055 | } | |
4056 | if (data->oldfh.data.data_val != NULL) { | |
4057 | free(data->oldfh.data.data_val); | |
4058 | } | |
4059 | if (data->newpath != NULL) { | |
4060 | free(data->newpath); | |
4061 | } | |
4062 | if (data->newdir.data.data_val != NULL) { | |
4063 | free(data->newdir.data.data_val); | |
4064 | } | |
4065 | free(data); | |
4066 | } | |
4067 | ||
f3a75078 | 4068 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4069 | { |
4070 | LINK3res *res; | |
4071 | struct nfs_cb_data *data = private_data; | |
4072 | struct nfs_context *nfs = data->nfs; | |
4073 | struct nfs_link_data *link_data = data->continue_data; | |
4b1ae88a | 4074 | |
f3a75078 RS |
4075 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4076 | ||
84004dbf RS |
4077 | if (status == RPC_STATUS_ERROR) { |
4078 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4079 | free_nfs_cb_data(data); | |
4080 | return; | |
4081 | } | |
4082 | if (status == RPC_STATUS_CANCEL) { | |
4083 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4084 | free_nfs_cb_data(data); | |
4085 | return; | |
4086 | } | |
4087 | ||
4088 | res = command_data; | |
4089 | if (res->status != NFS3_OK) { | |
4090 | 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)); | |
4091 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4092 | free_nfs_cb_data(data); | |
4093 | return; | |
4094 | } | |
4095 | ||
4096 | data->cb(0, nfs, NULL, data->private_data); | |
4097 | free_nfs_cb_data(data); | |
4098 | } | |
4099 | ||
4100 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4101 | { | |
4102 | struct nfs_link_data *link_data = data->continue_data; | |
560f9434 | 4103 | LINK3args args; |
84004dbf RS |
4104 | |
4105 | /* steal the filehandle */ | |
2452c57f | 4106 | link_data->newdir = data->fh; |
84004dbf RS |
4107 | data->fh.data.data_val = NULL; |
4108 | ||
560f9434 RS |
4109 | memset(&args, 0, sizeof(LINK3args)); |
4110 | args.file = link_data->oldfh; | |
4111 | args.link.dir = link_data->newdir; | |
4112 | args.link.name = link_data->newobject; | |
4113 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
84004dbf RS |
4114 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
4115 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4116 | free_nfs_cb_data(data); | |
4117 | return -1; | |
4118 | } | |
4119 | return 0; | |
4120 | } | |
4121 | ||
4122 | ||
4123 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
4124 | { | |
4125 | struct nfs_link_data *link_data = data->continue_data; | |
4126 | ||
4127 | /* steal the filehandle */ | |
2452c57f | 4128 | link_data->oldfh = data->fh; |
84004dbf RS |
4129 | data->fh.data.data_val = NULL; |
4130 | ||
4131 | 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) { | |
4132 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
4133 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4134 | free_nfs_cb_data(data); | |
4135 | return -1; | |
4136 | } | |
4137 | data->continue_data = NULL; | |
4138 | free_nfs_cb_data(data); | |
4139 | ||
4140 | return 0; | |
4141 | } | |
4142 | ||
4143 | ||
4144 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4145 | { | |
4146 | char *ptr; | |
4147 | struct nfs_link_data *link_data; | |
4148 | ||
4149 | link_data = malloc(sizeof(struct nfs_link_data)); | |
4150 | if (link_data == NULL) { | |
cbbf9d3e | 4151 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
4152 | return -1; |
4153 | } | |
ea98629a | 4154 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
4155 | |
4156 | link_data->oldpath = strdup(oldpath); | |
4157 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 4158 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4159 | free_nfs_link_data(link_data); |
cbbf9d3e | 4160 | return -1; |
84004dbf RS |
4161 | } |
4162 | ||
4163 | link_data->newpath = strdup(newpath); | |
4164 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 4165 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4166 | free_nfs_link_data(link_data); |
cbbf9d3e | 4167 | return -1; |
84004dbf | 4168 | } |
93e9306f | 4169 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 4170 | if (ptr == NULL) { |
cbbf9d3e | 4171 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4172 | free_nfs_link_data(link_data); |
cbbf9d3e | 4173 | return -1; |
84004dbf RS |
4174 | } |
4175 | *ptr = 0; | |
4176 | ptr++; | |
4177 | link_data->newobject = ptr; | |
4178 | ||
4179 | ||
4180 | 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 |
4181 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4182 | return -1; | |
84004dbf RS |
4183 | } |
4184 | ||
4185 | return 0; | |
4186 | } | |
4187 | ||
4188 | ||
4189 | //qqq replace later with lseek() | |
183451cf | 4190 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
4191 | { |
4192 | return nfsfh->offset; | |
4193 | } | |
4194 | ||
17ef62fa RS |
4195 | |
4196 | ||
4197 | /* | |
4198 | * Get the maximum supported READ3 size by the server | |
4199 | */ | |
183451cf | 4200 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
4201 | { |
4202 | return nfs->readmax; | |
4203 | } | |
4204 | ||
4205 | /* | |
4206 | * Get the maximum supported WRITE3 size by the server | |
4207 | */ | |
183451cf | 4208 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 4209 | { |
e7f3a781 | 4210 | return nfs->writemax; |
17ef62fa | 4211 | } |
1896d37b | 4212 | |
d43a8953 PL |
4213 | void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v) { |
4214 | rpc_set_tcp_syncnt(nfs->rpc, v); | |
4215 | } | |
4216 | ||
4217 | void nfs_set_uid(struct nfs_context *nfs, int uid) { | |
4218 | rpc_set_uid(nfs->rpc, uid); | |
4219 | } | |
4220 | ||
4221 | void nfs_set_gid(struct nfs_context *nfs, int gid) { | |
4222 | rpc_set_gid(nfs->rpc, gid); | |
4223 | } | |
4224 | ||
1896d37b RS |
4225 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) |
4226 | { | |
4227 | va_list ap; | |
1e8994af | 4228 | char *str = NULL; |
1896d37b | 4229 | |
1e8994af | 4230 | va_start(ap, error_string); |
2606f9bb RS |
4231 | str = malloc(1024); |
4232 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
4233 | if (nfs->rpc->error_string != NULL) { |
4234 | free(nfs->rpc->error_string); | |
4235 | } | |
1896d37b | 4236 | nfs->rpc->error_string = str; |
f893b680 | 4237 | va_end(ap); |
1896d37b | 4238 | } |
7f0242ca RS |
4239 | |
4240 | ||
4241 | ||
4242 | struct mount_cb_data { | |
4243 | rpc_cb cb; | |
4244 | void *private_data; | |
4245 | char *server; | |
4246 | }; | |
4247 | ||
4248 | static void free_mount_cb_data(struct mount_cb_data *data) | |
4249 | { | |
4250 | if (data->server != NULL) { | |
4251 | free(data->server); | |
4252 | data->server = NULL; | |
4253 | } | |
4254 | ||
4255 | free(data); | |
4256 | } | |
4257 | ||
4258 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4259 | { | |
4260 | struct mount_cb_data *data = private_data; | |
4261 | ||
f3a75078 RS |
4262 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4263 | ||
4264 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
4265 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4266 | free_mount_cb_data(data); | |
4267 | return; | |
4268 | } | |
4269 | if (status == RPC_STATUS_CANCEL) { | |
4270 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4271 | free_mount_cb_data(data); | |
4272 | return; | |
4273 | } | |
4274 | ||
4275 | data->cb(rpc, 0, command_data, data->private_data); | |
4276 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
4277 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
4278 | } | |
4279 | free_mount_cb_data(data); | |
4280 | } | |
4281 | ||
4282 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4283 | { | |
4284 | struct mount_cb_data *data = private_data; | |
4285 | ||
f3a75078 RS |
4286 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4287 | ||
14a062eb RS |
4288 | /* Dont want any more callbacks even if the socket is closed */ |
4289 | rpc->connect_cb = NULL; | |
4290 | ||
4b1ae88a | 4291 | if (status == RPC_STATUS_ERROR) { |
7f0242ca RS |
4292 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4293 | free_mount_cb_data(data); | |
4294 | return; | |
4295 | } | |
4296 | if (status == RPC_STATUS_CANCEL) { | |
4297 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4298 | free_mount_cb_data(data); | |
4299 | return; | |
4300 | } | |
4301 | ||
eda77ec3 | 4302 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
7f0242ca RS |
4303 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4304 | free_mount_cb_data(data); | |
4305 | return; | |
4306 | } | |
4307 | } | |
4308 | ||
7f0242ca RS |
4309 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) |
4310 | { | |
4311 | struct mount_cb_data *data; | |
4312 | ||
f3a75078 RS |
4313 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4314 | ||
7f0242ca RS |
4315 | data = malloc(sizeof(struct mount_cb_data)); |
4316 | if (data == NULL) { | |
4317 | return -1; | |
4318 | } | |
ea98629a | 4319 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
4320 | data->cb = cb; |
4321 | data->private_data = private_data; | |
4322 | data->server = strdup(server); | |
4323 | if (data->server == NULL) { | |
4324 | free_mount_cb_data(data); | |
4325 | return -1; | |
4b1ae88a | 4326 | } |
2a32a899 RS |
4327 | if (rpc_connect_program_async(rpc, data->server, MOUNT_PROGRAM, MOUNT_V3, mount_export_4_cb, data) != 0) { |
4328 | rpc_set_error(rpc, "Failed to start connection"); | |
7f0242ca RS |
4329 | free_mount_cb_data(data); |
4330 | return -1; | |
4331 | } | |
4332 | ||
4333 | return 0; | |
4334 | } | |
4335 | ||
df5af25f RS |
4336 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
4337 | { | |
f3a75078 | 4338 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
4339 | return nfs->rpc; |
4340 | } | |
4341 | ||
b077fdeb RS |
4342 | const char *nfs_get_server(struct nfs_context *nfs) { |
4343 | return nfs->server; | |
4344 | } | |
4345 | ||
4346 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4347 | return nfs->export; | |
4348 | } | |
0ad9a1f1 | 4349 | |
8724c833 RS |
4350 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4351 | return &nfs->rootfh; | |
4352 | } | |
fa3c25be RS |
4353 | |
4354 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4355 | return &nfsfh->fh; | |
4356 | } |