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" |
56e96539 | 72 | #include "slist.h" |
84004dbf RS |
73 | #include "libnfs.h" |
74 | #include "libnfs-raw.h" | |
75 | #include "libnfs-raw-mount.h" | |
76 | #include "libnfs-raw-nfs.h" | |
6c60e282 | 77 | #include "libnfs-raw-portmap.h" |
1896d37b RS |
78 | #include "libnfs-private.h" |
79 | ||
56e96539 RS |
80 | #define MAX_DIR_CACHE 1024 |
81 | ||
1896d37b | 82 | struct nfsdir { |
56e96539 RS |
83 | struct nfs_fh3 fh; |
84 | fattr3 attr; | |
85 | struct nfsdir *next; | |
86 | ||
1896d37b RS |
87 | struct nfsdirent *entries; |
88 | struct nfsdirent *current; | |
89 | }; | |
84004dbf RS |
90 | |
91 | struct nfsfh { | |
92 | struct nfs_fh3 fh; | |
93 | int is_sync; | |
548e2bea | 94 | int is_append; |
183451cf | 95 | uint64_t offset; |
84004dbf RS |
96 | }; |
97 | ||
1896d37b RS |
98 | struct nfs_context { |
99 | struct rpc_context *rpc; | |
100 | char *server; | |
101 | char *export; | |
102 | struct nfs_fh3 rootfh; | |
183451cf RS |
103 | uint64_t readmax; |
104 | uint64_t writemax; | |
f893b680 | 105 | char *cwd; |
56e96539 | 106 | struct nfsdir *dircache; |
84004dbf RS |
107 | }; |
108 | ||
109 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
110 | { | |
111 | while (nfsdir->entries) { | |
112 | struct nfsdirent *dirent = nfsdir->entries->next; | |
113 | if (nfsdir->entries->name != NULL) { | |
114 | free(nfsdir->entries->name); | |
115 | } | |
116 | free(nfsdir->entries); | |
117 | nfsdir->entries = dirent; | |
118 | } | |
56e96539 | 119 | free(nfsdir->fh.data.data_val); |
84004dbf RS |
120 | free(nfsdir); |
121 | } | |
122 | ||
56e96539 RS |
123 | static void nfs_dircache_add(struct nfs_context *nfs, struct nfsdir *nfsdir) |
124 | { | |
125 | int i; | |
126 | LIBNFS_LIST_ADD(&nfs->dircache, nfsdir); | |
127 | ||
128 | for (nfsdir = nfs->dircache, i = 0; nfsdir; nfsdir = nfsdir->next, i++) { | |
129 | if (i > MAX_DIR_CACHE) { | |
130 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
131 | nfs_free_nfsdir(nfsdir); | |
132 | break; | |
133 | } | |
134 | } | |
135 | } | |
136 | ||
137 | static struct nfsdir *nfs_dircache_find(struct nfs_context *nfs, struct nfs_fh3 *fh) | |
138 | { | |
139 | struct nfsdir *nfsdir; | |
140 | ||
141 | for (nfsdir = nfs->dircache; nfsdir; nfsdir = nfsdir->next) { | |
142 | if (nfsdir->fh.data.data_len == fh->data.data_len && | |
143 | !memcmp(nfsdir->fh.data.data_val, fh->data.data_val, fh->data.data_len)) { | |
144 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
145 | return nfsdir; | |
146 | } | |
147 | } | |
148 | ||
149 | return NULL; | |
150 | } | |
151 | ||
84004dbf | 152 | struct nfs_cb_data; |
20379f03 RS |
153 | typedef int (*continue_func)(struct nfs_context *nfs, fattr3 *attr, |
154 | struct nfs_cb_data *data); | |
84004dbf RS |
155 | |
156 | struct nfs_cb_data { | |
157 | struct nfs_context *nfs; | |
158 | struct nfsfh *nfsfh; | |
159 | char *saved_path, *path; | |
160 | ||
161 | nfs_cb cb; | |
162 | void *private_data; | |
163 | ||
164 | continue_func continue_cb; | |
165 | void *continue_data; | |
166 | void (*free_continue_data)(void *); | |
167 | int continue_int; | |
168 | ||
169 | struct nfs_fh3 fh; | |
921f877b RS |
170 | |
171 | /* for multi-read/write calls. */ | |
172 | int error; | |
173 | int cancel; | |
1eb4be31 | 174 | int oom; |
921f877b | 175 | int num_calls; |
548e2bea | 176 | uint64_t start_offset, max_offset, count; |
921f877b | 177 | char *buffer; |
1eb4be31 | 178 | size_t request_size; |
027a767e | 179 | char *usrbuf; |
921f877b RS |
180 | }; |
181 | ||
182 | struct nfs_mcb_data { | |
183 | struct nfs_cb_data *data; | |
183451cf RS |
184 | uint64_t offset; |
185 | uint64_t count; | |
567a94d9 | 186 | int update_pos; |
84004dbf RS |
187 | }; |
188 | ||
20379f03 | 189 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr, struct nfs_cb_data *data, struct nfs_fh3 *fh); |
84004dbf | 190 | |
67ba2239 | 191 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 192 | { |
9896c715 | 193 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
194 | } |
195 | ||
196 | int nfs_get_fd(struct nfs_context *nfs) | |
197 | { | |
198 | return rpc_get_fd(nfs->rpc); | |
199 | } | |
200 | ||
83aa785d RS |
201 | int nfs_queue_length(struct nfs_context *nfs) |
202 | { | |
203 | return rpc_queue_length(nfs->rpc); | |
204 | } | |
205 | ||
84004dbf RS |
206 | int nfs_which_events(struct nfs_context *nfs) |
207 | { | |
208 | return rpc_which_events(nfs->rpc); | |
209 | } | |
210 | ||
211 | int nfs_service(struct nfs_context *nfs, int revents) | |
212 | { | |
213 | return rpc_service(nfs->rpc, revents); | |
214 | } | |
215 | ||
216 | char *nfs_get_error(struct nfs_context *nfs) | |
217 | { | |
218 | return rpc_get_error(nfs->rpc); | |
219 | }; | |
220 | ||
20d6926e | 221 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
36f488dc RS |
222 | { |
223 | if (!strncmp(arg, "tcp-syncnt", 10)) { | |
20d6926e | 224 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 225 | } else if (!strncmp(arg, "uid", 3)) { |
20d6926e | 226 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc | 227 | } else if (!strncmp(arg, "gid", 3)) { |
20d6926e | 228 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); |
36f488dc RS |
229 | } |
230 | return 0; | |
231 | } | |
232 | ||
6bdcd5b6 | 233 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) |
d2ec73c7 PL |
234 | { |
235 | struct nfs_url *urls; | |
236 | char *strp, *flagsp, *strp2; | |
237 | ||
238 | if (strncmp(url, "nfs://", 6)) { | |
239 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
240 | return NULL; | |
241 | } | |
242 | ||
243 | urls = malloc(sizeof(struct nfs_url)); | |
244 | if (urls == NULL) { | |
245 | rpc_set_error(nfs->rpc, "Out of memory"); | |
246 | return NULL; | |
247 | } | |
248 | ||
b70567b6 | 249 | memset(urls, 0x00, sizeof(struct nfs_url)); |
d2ec73c7 PL |
250 | urls->server = strdup(url + 6); |
251 | if (urls->server == NULL) { | |
252 | nfs_destroy_url(urls); | |
253 | rpc_set_error(nfs->rpc, "Out of memory"); | |
254 | return NULL; | |
255 | } | |
256 | ||
257 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
258 | urls->server[0] == '?') { | |
259 | if (incomplete) { | |
260 | flagsp = strchr(urls->server, '?'); | |
261 | goto flags; | |
262 | } | |
263 | nfs_destroy_url(urls); | |
264 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
265 | return NULL; | |
266 | } | |
267 | ||
268 | strp = strchr(urls->server, '/'); | |
269 | if (strp == NULL) { | |
270 | if (incomplete) { | |
271 | flagsp = strchr(urls->server, '?'); | |
272 | goto flags; | |
273 | } | |
274 | nfs_destroy_url(urls); | |
275 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
276 | return NULL; | |
277 | } | |
278 | ||
279 | urls->path = strdup(strp); | |
280 | if (urls->path == NULL) { | |
281 | nfs_destroy_url(urls); | |
282 | rpc_set_error(nfs->rpc, "Out of memory"); | |
283 | return NULL; | |
284 | } | |
285 | *strp = 0; | |
286 | ||
287 | if (dir) { | |
288 | flagsp = strchr(urls->path, '?'); | |
289 | goto flags; | |
290 | } | |
291 | ||
292 | strp = strrchr(urls->path, '/'); | |
293 | if (strp == NULL) { | |
294 | if (incomplete) { | |
295 | flagsp = strchr(urls->path, '?'); | |
296 | goto flags; | |
297 | } | |
298 | nfs_destroy_url(urls); | |
299 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
300 | return NULL; | |
301 | } | |
302 | urls->file = strdup(strp); | |
303 | if (urls->path == NULL) { | |
304 | nfs_destroy_url(urls); | |
305 | rpc_set_error(nfs->rpc, "Out of memory"); | |
306 | return NULL; | |
307 | } | |
308 | *strp = 0; | |
309 | flagsp = strchr(urls->file, '?'); | |
310 | ||
311 | flags: | |
312 | if (flagsp) { | |
313 | *flagsp = 0; | |
314 | } | |
315 | ||
316 | if (urls->file && !strlen(urls->file)) { | |
317 | free(urls->file); | |
318 | urls->file = NULL; | |
319 | if (!incomplete) { | |
320 | nfs_destroy_url(urls); | |
321 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
322 | return NULL; | |
323 | } | |
324 | } | |
325 | ||
d2ec73c7 PL |
326 | while (flagsp != NULL && *(flagsp+1) != 0) { |
327 | strp = flagsp + 1; | |
328 | flagsp = strchr(strp, '&'); | |
329 | if (flagsp) { | |
330 | *flagsp = 0; | |
331 | } | |
332 | strp2 = strchr(strp, '='); | |
333 | if (strp2) { | |
334 | *strp2 = 0; | |
335 | strp2++; | |
20d6926e | 336 | nfs_set_context_args(nfs, strp, strp2); |
d2ec73c7 PL |
337 | } |
338 | } | |
339 | ||
1f1b1c5c PL |
340 | if (urls->server && strlen(urls->server) <= 1) { |
341 | free(urls->server); | |
342 | urls->server = NULL; | |
343 | } | |
344 | ||
d2ec73c7 PL |
345 | return urls; |
346 | } | |
347 | ||
348 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
349 | { | |
350 | return nfs_parse_url(nfs, url, 0, 0); | |
351 | } | |
352 | ||
353 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
354 | { | |
355 | return nfs_parse_url(nfs, url, 1, 0); | |
356 | } | |
357 | ||
358 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
359 | { | |
360 | return nfs_parse_url(nfs, url, 0, 1); | |
361 | } | |
362 | ||
363 | ||
364 | void nfs_destroy_url(struct nfs_url *url) | |
365 | { | |
366 | if (url) { | |
367 | free(url->server); | |
368 | free(url->path); | |
369 | free(url->file); | |
370 | } | |
371 | free(url); | |
372 | } | |
373 | ||
84004dbf RS |
374 | struct nfs_context *nfs_init_context(void) |
375 | { | |
376 | struct nfs_context *nfs; | |
377 | ||
378 | nfs = malloc(sizeof(struct nfs_context)); | |
379 | if (nfs == NULL) { | |
84004dbf RS |
380 | return NULL; |
381 | } | |
f893b680 RS |
382 | memset(nfs, 0, sizeof(struct nfs_context)); |
383 | ||
84004dbf RS |
384 | nfs->rpc = rpc_init_context(); |
385 | if (nfs->rpc == NULL) { | |
84004dbf RS |
386 | free(nfs); |
387 | return NULL; | |
388 | } | |
389 | ||
f893b680 | 390 | nfs->cwd = strdup("/"); |
963c2f83 | 391 | |
84004dbf RS |
392 | return nfs; |
393 | } | |
394 | ||
395 | void nfs_destroy_context(struct nfs_context *nfs) | |
396 | { | |
397 | rpc_destroy_context(nfs->rpc); | |
398 | nfs->rpc = NULL; | |
399 | ||
400 | if (nfs->server) { | |
401 | free(nfs->server); | |
402 | nfs->server = NULL; | |
403 | } | |
404 | ||
405 | if (nfs->export) { | |
406 | free(nfs->export); | |
407 | nfs->export = NULL; | |
408 | } | |
409 | ||
f893b680 RS |
410 | if (nfs->cwd) { |
411 | free(nfs->cwd); | |
412 | nfs->cwd = NULL; | |
413 | } | |
414 | ||
84004dbf RS |
415 | if (nfs->rootfh.data.data_val != NULL) { |
416 | free(nfs->rootfh.data.data_val); | |
417 | nfs->rootfh.data.data_val = NULL; | |
418 | } | |
419 | ||
56e96539 RS |
420 | while (nfs->dircache) { |
421 | struct nfsdir *nfsdir = nfs->dircache; | |
422 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
423 | nfs_free_nfsdir(nfsdir); | |
424 | } | |
425 | ||
84004dbf RS |
426 | free(nfs); |
427 | } | |
428 | ||
8733f38d RS |
429 | struct rpc_cb_data { |
430 | char *server; | |
431 | uint32_t program; | |
432 | uint32_t version; | |
433 | ||
434 | rpc_cb cb; | |
435 | void *private_data; | |
2452c57f | 436 | }; |
8733f38d RS |
437 | |
438 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
439 | { | |
440 | free(data->server); | |
441 | data->server = NULL; | |
442 | free(data); | |
443 | } | |
444 | ||
f694a287 RS |
445 | static void rpc_connect_program_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
446 | { | |
447 | struct rpc_cb_data *data = private_data; | |
448 | ||
449 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
450 | ||
451 | /* Dont want any more callbacks even if the socket is closed */ | |
452 | rpc->connect_cb = NULL; | |
453 | ||
454 | if (status == RPC_STATUS_ERROR) { | |
455 | data->cb(rpc, status, command_data, data->private_data); | |
456 | free_rpc_cb_data(data); | |
457 | return; | |
458 | } | |
459 | if (status == RPC_STATUS_CANCEL) { | |
460 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
461 | free_rpc_cb_data(data); | |
462 | return; | |
463 | } | |
464 | ||
465 | data->cb(rpc, status, NULL, data->private_data); | |
466 | free_rpc_cb_data(data); | |
467 | } | |
468 | ||
8733f38d RS |
469 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
470 | { | |
471 | struct rpc_cb_data *data = private_data; | |
472 | ||
473 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
474 | ||
475 | /* Dont want any more callbacks even if the socket is closed */ | |
476 | rpc->connect_cb = NULL; | |
477 | ||
478 | if (status == RPC_STATUS_ERROR) { | |
479 | data->cb(rpc, status, command_data, data->private_data); | |
480 | free_rpc_cb_data(data); | |
481 | return; | |
482 | } | |
483 | if (status == RPC_STATUS_CANCEL) { | |
484 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
485 | free_rpc_cb_data(data); | |
486 | return; | |
487 | } | |
488 | ||
f694a287 RS |
489 | switch (data->program) { |
490 | case MOUNT_PROGRAM: | |
491 | if (rpc_mount3_null_async(rpc, rpc_connect_program_5_cb, | |
492 | data) != 0) { | |
493 | data->cb(rpc, status, command_data, data->private_data); | |
494 | free_rpc_cb_data(data); | |
495 | return; | |
496 | } | |
497 | return; | |
498 | case NFS_PROGRAM: | |
499 | if (rpc_nfs3_null_async(rpc, rpc_connect_program_5_cb, | |
500 | data) != 0) { | |
501 | data->cb(rpc, status, command_data, data->private_data); | |
502 | free_rpc_cb_data(data); | |
503 | return; | |
504 | } | |
505 | return; | |
506 | } | |
507 | ||
8733f38d RS |
508 | data->cb(rpc, status, NULL, data->private_data); |
509 | free_rpc_cb_data(data); | |
510 | } | |
511 | ||
512 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
513 | { | |
514 | struct rpc_cb_data *data = private_data; | |
24f45c54 | 515 | struct pmap3_string_result *gar; |
6c60e282 RS |
516 | uint32_t rpc_port = 0; |
517 | unsigned char *ptr; | |
8733f38d RS |
518 | |
519 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
520 | ||
4b1ae88a | 521 | if (status == RPC_STATUS_ERROR) { |
8733f38d RS |
522 | data->cb(rpc, status, command_data, data->private_data); |
523 | free_rpc_cb_data(data); | |
524 | return; | |
525 | } | |
526 | if (status == RPC_STATUS_CANCEL) { | |
527 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
528 | free_rpc_cb_data(data); | |
529 | return; | |
530 | } | |
531 | ||
6c60e282 RS |
532 | switch (rpc->s.ss_family) { |
533 | case AF_INET: | |
534 | rpc_port = *(uint32_t *)command_data; | |
535 | break; | |
536 | case AF_INET6: | |
537 | /* ouch. portmapper and ipv6 are not great */ | |
538 | gar = command_data; | |
539 | if (gar->addr == NULL) { | |
540 | break; | |
541 | } | |
542 | ptr = strrchr(gar->addr, '.'); | |
543 | if (ptr == NULL) { | |
544 | break; | |
545 | } | |
546 | rpc_port = atoi(ptr + 1); | |
547 | *ptr = 0; | |
548 | ptr = strrchr(gar->addr, '.'); | |
549 | if (ptr == NULL) { | |
550 | break; | |
551 | } | |
552 | rpc_port += 256 * atoi(ptr + 1); | |
553 | break; | |
554 | } | |
8733f38d RS |
555 | if (rpc_port == 0) { |
556 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
557 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
558 | free_rpc_cb_data(data); | |
559 | return; | |
560 | } | |
561 | ||
562 | rpc_disconnect(rpc, "normal disconnect"); | |
563 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
564 | data->cb(rpc, status, command_data, data->private_data); | |
565 | free_rpc_cb_data(data); | |
566 | return; | |
567 | } | |
568 | } | |
569 | ||
570 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
571 | { | |
572 | struct rpc_cb_data *data = private_data; | |
6c60e282 | 573 | struct pmap3_mapping map; |
8733f38d RS |
574 | |
575 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
576 | ||
577 | if (status == RPC_STATUS_ERROR) { | |
578 | data->cb(rpc, status, command_data, data->private_data); | |
579 | free_rpc_cb_data(data); | |
580 | return; | |
581 | } | |
582 | if (status == RPC_STATUS_CANCEL) { | |
583 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
584 | free_rpc_cb_data(data); | |
585 | return; | |
586 | } | |
587 | ||
6c60e282 RS |
588 | switch (rpc->s.ss_family) { |
589 | case AF_INET: | |
590 | if (rpc_pmap2_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
591 | data->cb(rpc, status, command_data, data->private_data); | |
592 | free_rpc_cb_data(data); | |
593 | return; | |
594 | } | |
595 | break; | |
596 | case AF_INET6: | |
597 | map.prog=data->program; | |
598 | map.vers=data->version; | |
599 | map.netid=""; | |
600 | map.addr=""; | |
601 | map.owner=""; | |
602 | if (rpc_pmap3_getaddr_async(rpc, &map, rpc_connect_program_3_cb, private_data) != 0) { | |
603 | data->cb(rpc, status, command_data, data->private_data); | |
604 | free_rpc_cb_data(data); | |
605 | return; | |
606 | } | |
607 | break; | |
8733f38d RS |
608 | } |
609 | } | |
610 | ||
611 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
612 | { | |
613 | struct rpc_cb_data *data = private_data; | |
614 | ||
615 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
616 | ||
617 | /* Dont want any more callbacks even if the socket is closed */ | |
618 | rpc->connect_cb = NULL; | |
619 | ||
620 | if (status == RPC_STATUS_ERROR) { | |
621 | data->cb(rpc, status, command_data, data->private_data); | |
622 | free_rpc_cb_data(data); | |
623 | return; | |
624 | } | |
625 | if (status == RPC_STATUS_CANCEL) { | |
626 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
627 | free_rpc_cb_data(data); | |
628 | return; | |
629 | } | |
630 | ||
6c60e282 RS |
631 | switch (rpc->s.ss_family) { |
632 | case AF_INET: | |
633 | if (rpc_pmap2_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
634 | data->cb(rpc, status, command_data, data->private_data); | |
635 | free_rpc_cb_data(data); | |
636 | return; | |
637 | } | |
638 | break; | |
639 | case AF_INET6: | |
640 | if (rpc_pmap3_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
641 | data->cb(rpc, status, command_data, data->private_data); | |
642 | free_rpc_cb_data(data); | |
643 | return; | |
644 | } | |
645 | break; | |
8733f38d RS |
646 | } |
647 | } | |
648 | ||
f694a287 | 649 | int rpc_connect_program_async(struct rpc_context *rpc, const char *server, int program, int version, rpc_cb cb, void *private_data) |
8733f38d RS |
650 | { |
651 | struct rpc_cb_data *data; | |
652 | ||
653 | data = malloc(sizeof(struct rpc_cb_data)); | |
654 | if (data == NULL) { | |
655 | return -1; | |
656 | } | |
657 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
658 | data->server = strdup(server); | |
659 | data->program = program; | |
660 | data->version = version; | |
661 | ||
662 | data->cb = cb; | |
663 | data->private_data = private_data; | |
664 | ||
665 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
666 | rpc_set_error(rpc, "Failed to start connection"); | |
667 | free_rpc_cb_data(data); | |
668 | return -1; | |
669 | } | |
670 | return 0; | |
671 | } | |
672 | ||
2fa14f9b | 673 | static void free_nfs_cb_data(struct nfs_cb_data *data) |
84004dbf | 674 | { |
84004dbf | 675 | if (data->continue_data != NULL) { |
206a2ff6 | 676 | assert(data->free_continue_data); |
84004dbf | 677 | data->free_continue_data(data->continue_data); |
84004dbf RS |
678 | } |
679 | ||
2fa14f9b AR |
680 | free(data->saved_path); |
681 | free(data->fh.data.data_val); | |
682 | free(data->buffer); | |
921f877b | 683 | |
84004dbf RS |
684 | free(data); |
685 | } | |
686 | ||
687 | ||
f3a75078 | 688 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
689 | { |
690 | struct nfs_cb_data *data = private_data; | |
691 | struct nfs_context *nfs = data->nfs; | |
692 | ||
f3a75078 RS |
693 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
694 | ||
84004dbf RS |
695 | if (status == RPC_STATUS_ERROR) { |
696 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
697 | free_nfs_cb_data(data); | |
698 | return; | |
699 | } | |
700 | if (status == RPC_STATUS_CANCEL) { | |
701 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
702 | free_nfs_cb_data(data); | |
703 | return; | |
704 | } | |
705 | ||
706 | data->cb(0, nfs, NULL, data->private_data); | |
707 | free_nfs_cb_data(data); | |
708 | } | |
709 | ||
17ef62fa | 710 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
711 | { |
712 | struct nfs_cb_data *data = private_data; | |
713 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 714 | FSINFO3res *res = command_data; |
463d59bf | 715 | struct GETATTR3args args; |
84004dbf | 716 | |
f3a75078 RS |
717 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
718 | ||
84004dbf RS |
719 | if (status == RPC_STATUS_ERROR) { |
720 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
721 | free_nfs_cb_data(data); | |
722 | return; | |
723 | } | |
724 | if (status == RPC_STATUS_CANCEL) { | |
725 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
726 | free_nfs_cb_data(data); | |
727 | return; | |
728 | } | |
729 | ||
17ef62fa RS |
730 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
731 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 732 | |
463d59bf | 733 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 734 | args.object = nfs->rootfh; |
463d59bf RS |
735 | |
736 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
84004dbf RS |
737 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
738 | free_nfs_cb_data(data); | |
739 | return; | |
740 | } | |
741 | } | |
742 | ||
17ef62fa RS |
743 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
744 | { | |
745 | struct nfs_cb_data *data = private_data; | |
746 | struct nfs_context *nfs = data->nfs; | |
c4ba61c5 | 747 | struct FSINFO3args args; |
17ef62fa | 748 | |
f3a75078 RS |
749 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
750 | ||
17ef62fa RS |
751 | if (status == RPC_STATUS_ERROR) { |
752 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
753 | free_nfs_cb_data(data); | |
754 | return; | |
755 | } | |
756 | if (status == RPC_STATUS_CANCEL) { | |
757 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
758 | free_nfs_cb_data(data); | |
759 | return; | |
760 | } | |
761 | ||
c4ba61c5 RS |
762 | args.fsroot = nfs->rootfh; |
763 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
17ef62fa RS |
764 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
765 | free_nfs_cb_data(data); | |
766 | return; | |
767 | } | |
768 | } | |
769 | ||
84004dbf RS |
770 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
771 | { | |
772 | struct nfs_cb_data *data = private_data; | |
773 | struct nfs_context *nfs = data->nfs; | |
774 | mountres3 *res; | |
775 | ||
f3a75078 RS |
776 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
777 | ||
84004dbf RS |
778 | if (status == RPC_STATUS_ERROR) { |
779 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
780 | free_nfs_cb_data(data); | |
781 | return; | |
782 | } | |
783 | if (status == RPC_STATUS_CANCEL) { | |
784 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
785 | free_nfs_cb_data(data); | |
786 | return; | |
787 | } | |
788 | ||
789 | res = command_data; | |
790 | if (res->fhs_status != MNT3_OK) { | |
791 | 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)); | |
792 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
793 | free_nfs_cb_data(data); | |
794 | return; | |
795 | } | |
796 | ||
797 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
798 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
799 | if (nfs->rootfh.data.data_val == NULL) { | |
800 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
801 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
802 | free_nfs_cb_data(data); | |
803 | return; | |
804 | } | |
805 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
806 | ||
807 | rpc_disconnect(rpc, "normal disconnect"); | |
f694a287 RS |
808 | |
809 | if (rpc_connect_program_async(nfs->rpc, nfs->server, NFS_PROGRAM, NFS_V3, nfs_mount_8_cb, data) != 0) { | |
84004dbf RS |
810 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
811 | free_nfs_cb_data(data); | |
812 | return; | |
813 | } | |
f694a287 | 814 | |
1744ef90 RS |
815 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
816 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
817 | } |
818 | ||
819 | ||
820 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
821 | { | |
822 | struct nfs_cb_data *data = private_data; | |
823 | struct nfs_context *nfs = data->nfs; | |
824 | ||
f3a75078 RS |
825 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
826 | ||
84004dbf RS |
827 | if (status == RPC_STATUS_ERROR) { |
828 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
829 | free_nfs_cb_data(data); | |
830 | return; | |
831 | } | |
832 | if (status == RPC_STATUS_CANCEL) { | |
833 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
834 | free_nfs_cb_data(data); | |
835 | return; | |
836 | } | |
837 | ||
eda77ec3 | 838 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
84004dbf RS |
839 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
840 | free_nfs_cb_data(data); | |
841 | return; | |
842 | } | |
843 | } | |
844 | ||
84004dbf RS |
845 | /* |
846 | * Async call for mounting an nfs share and geting the root filehandle | |
847 | */ | |
848 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
849 | { | |
850 | struct nfs_cb_data *data; | |
b077fdeb | 851 | char *new_server, *new_export; |
84004dbf RS |
852 | |
853 | data = malloc(sizeof(struct nfs_cb_data)); | |
854 | if (data == NULL) { | |
cbbf9d3e | 855 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
856 | return -1; |
857 | } | |
ea98629a | 858 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
859 | new_server = strdup(server); |
860 | new_export = strdup(export); | |
861 | if (nfs->server != NULL) { | |
862 | free(nfs->server); | |
b077fdeb RS |
863 | } |
864 | nfs->server = new_server; | |
865 | if (nfs->export != NULL) { | |
866 | free(nfs->export); | |
b077fdeb RS |
867 | } |
868 | nfs->export = new_export; | |
84004dbf RS |
869 | data->nfs = nfs; |
870 | data->cb = cb; | |
871 | data->private_data = private_data; | |
872 | ||
f694a287 | 873 | if (rpc_connect_program_async(nfs->rpc, server, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_5_cb, data) != 0) { |
cbbf9d3e | 874 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 875 | free_nfs_cb_data(data); |
cbbf9d3e | 876 | return -1; |
84004dbf RS |
877 | } |
878 | ||
879 | return 0; | |
880 | } | |
881 | ||
882 | ||
883 | ||
884 | /* | |
885 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
886 | * the filehandle for the final component is found. | |
887 | */ | |
f3a75078 | 888 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
889 | { |
890 | struct nfs_cb_data *data = private_data; | |
891 | struct nfs_context *nfs = data->nfs; | |
892 | LOOKUP3res *res; | |
20379f03 | 893 | fattr3 *attr; |
84004dbf | 894 | |
f3a75078 RS |
895 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
896 | ||
84004dbf RS |
897 | if (status == RPC_STATUS_ERROR) { |
898 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
899 | free_nfs_cb_data(data); | |
900 | return; | |
901 | } | |
902 | if (status == RPC_STATUS_CANCEL) { | |
903 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
904 | free_nfs_cb_data(data); | |
905 | return; | |
906 | } | |
907 | ||
908 | res = command_data; | |
909 | if (res->status != NFS3_OK) { | |
910 | 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)); | |
911 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
912 | free_nfs_cb_data(data); | |
913 | return; | |
914 | } | |
915 | ||
20379f03 RS |
916 | attr = res->LOOKUP3res_u.resok.obj_attributes.attributes_follow ? |
917 | &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes : | |
918 | NULL; | |
919 | ||
920 | /* This function will always invoke the callback and cleanup | |
921 | * for failures. So no need to check the return value. | |
922 | */ | |
923 | nfs_lookup_path_async_internal(nfs, attr, data, &res->LOOKUP3res_u.resok.object); | |
84004dbf RS |
924 | } |
925 | ||
20379f03 | 926 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data, struct nfs_fh3 *fh) |
84004dbf | 927 | { |
f893b680 | 928 | char *path, *slash; |
463d59bf | 929 | LOOKUP3args args; |
84004dbf RS |
930 | |
931 | while (*data->path == '/') { | |
932 | data->path++; | |
933 | } | |
934 | ||
935 | path = data->path; | |
f893b680 RS |
936 | slash = strchr(path, '/'); |
937 | if (slash != NULL) { | |
938 | /* Clear slash so that path is a zero terminated string for | |
939 | * the current path component. Set it back to '/' again later | |
940 | * when we are finished referencing this component so that | |
941 | * data->saved_path will still point to the full | |
942 | * normalized path. | |
943 | */ | |
944 | *slash = 0; | |
945 | data->path = slash+1; | |
84004dbf RS |
946 | } else { |
947 | while (*data->path != 0) { | |
948 | data->path++; | |
949 | } | |
950 | } | |
951 | ||
952 | if (*path == 0) { | |
953 | data->fh.data.data_len = fh->data.data_len; | |
954 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
955 | if (data->fh.data.data_val == NULL) { | |
956 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
957 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
958 | free_nfs_cb_data(data); | |
959 | return -1; | |
960 | } | |
961 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
f893b680 RS |
962 | if (slash != NULL) { |
963 | *slash = '/'; | |
964 | } | |
20379f03 | 965 | data->continue_cb(nfs, attr, data); |
84004dbf RS |
966 | return 0; |
967 | } | |
968 | ||
463d59bf | 969 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
970 | args.what.dir = *fh; |
971 | args.what.name = path; | |
463d59bf RS |
972 | |
973 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
84004dbf RS |
974 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
975 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
976 | free_nfs_cb_data(data); | |
977 | return -1; | |
978 | } | |
f893b680 RS |
979 | if (slash != NULL) { |
980 | *slash = '/'; | |
981 | } | |
982 | return 0; | |
983 | } | |
984 | ||
985 | static int nfs_normalize_path(struct nfs_context *nfs, char *path) | |
986 | { | |
987 | char *str; | |
988 | int len; | |
989 | ||
990 | /* // -> / */ | |
4b1ae88a | 991 | while ((str = strstr(path, "//"))) { |
f893b680 RS |
992 | while(*str) { |
993 | *str = *(str + 1); | |
994 | str++; | |
995 | } | |
996 | } | |
997 | ||
998 | /* /./ -> / */ | |
4b1ae88a | 999 | while ((str = strstr(path, "/./"))) { |
f893b680 RS |
1000 | while(*(str + 1)) { |
1001 | *str = *(str + 2); | |
1002 | str++; | |
1003 | } | |
1004 | } | |
1005 | ||
1006 | /* ^/../ -> error */ | |
1007 | if (!strncmp(path, "/../", 4)) { | |
1008 | rpc_set_error(nfs->rpc, | |
1009 | "Absolute path starts with '/../' " | |
1010 | "during normalization"); | |
1011 | return -1; | |
1012 | } | |
1013 | ||
1014 | /* ^[^/] -> error */ | |
1015 | if (path[0] != '/') { | |
1016 | rpc_set_error(nfs->rpc, | |
1017 | "Absolute path does not start with '/'"); | |
1018 | return -1; | |
1019 | } | |
1020 | ||
1021 | /* /string/../ -> / */ | |
4b1ae88a | 1022 | while ((str = strstr(path, "/../"))) { |
f893b680 RS |
1023 | char *tmp; |
1024 | ||
1025 | if (!strncmp(path, "/../", 4)) { | |
1026 | rpc_set_error(nfs->rpc, | |
1027 | "Absolute path starts with '/../' " | |
1028 | "during normalization"); | |
1029 | return -1; | |
1030 | } | |
1031 | ||
1032 | tmp = str - 1; | |
1033 | while (*tmp != '/') { | |
1034 | tmp--; | |
1035 | } | |
1036 | str += 3; | |
1037 | while((*(tmp++) = *(str++)) != '\0') | |
1038 | ; | |
1039 | } | |
1040 | ||
1041 | /* /$ -> \0 */ | |
1042 | len = strlen(path); | |
d5f78806 | 1043 | if (len > 1) { |
f893b680 RS |
1044 | if (path[len - 1] == '/') { |
1045 | path[len - 1] = '\0'; | |
1046 | len--; | |
1047 | } | |
1048 | } | |
1049 | if (path[0] == '\0') { | |
1050 | rpc_set_error(nfs->rpc, | |
1051 | "Absolute path became '' " | |
1052 | "during normalization"); | |
1053 | return -1; | |
1054 | } | |
1055 | ||
1056 | /* /.$ -> \0 */ | |
1057 | if (len >= 2) { | |
1058 | if (!strcmp(&path[len - 2], "/.")) { | |
1059 | path[len - 2] = '\0'; | |
1060 | len -= 2; | |
1061 | } | |
1062 | } | |
1063 | ||
1064 | /* ^/..$ -> error */ | |
1065 | if (!strcmp(path, "/..")) { | |
1066 | rpc_set_error(nfs->rpc, | |
1067 | "Absolute path is '/..' " | |
1068 | "during normalization"); | |
1069 | return -1; | |
1070 | } | |
1071 | ||
1072 | /* /string/..$ -> / */ | |
1073 | if (len >= 3) { | |
1074 | if (!strcmp(&path[len - 3], "/..")) { | |
1075 | char *tmp = &path[len - 3]; | |
1076 | while (*--tmp != '/') | |
1077 | ; | |
4b1ae88a | 1078 | *tmp = '\0'; |
f893b680 RS |
1079 | } |
1080 | } | |
1081 | ||
84004dbf RS |
1082 | return 0; |
1083 | } | |
1084 | ||
20379f03 RS |
1085 | static void nfs_lookup_path_getattr_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1086 | { | |
1087 | struct nfs_cb_data *data = private_data; | |
1088 | struct nfs_context *nfs = data->nfs; | |
1089 | GETATTR3res *res; | |
1090 | fattr3 *attr; | |
1091 | ||
1092 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1093 | ||
1094 | if (status == RPC_STATUS_ERROR) { | |
1095 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1096 | free_nfs_cb_data(data); | |
1097 | return; | |
1098 | } | |
1099 | if (status == RPC_STATUS_CANCEL) { | |
1100 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1101 | free_nfs_cb_data(data); | |
1102 | return; | |
1103 | } | |
1104 | ||
1105 | res = command_data; | |
1106 | if (res->status != NFS3_OK) { | |
1107 | 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)); | |
1108 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1109 | free_nfs_cb_data(data); | |
1110 | return; | |
1111 | } | |
1112 | ||
1113 | attr = &res->GETATTR3res_u.resok.obj_attributes; | |
1114 | /* This function will always invoke the callback and cleanup | |
1115 | * for failures. So no need to check the return value. | |
1116 | */ | |
1117 | nfs_lookup_path_async_internal(nfs, attr, data, &nfs->rootfh); | |
1118 | } | |
1119 | ||
84004dbf RS |
1120 | 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) |
1121 | { | |
1122 | struct nfs_cb_data *data; | |
20379f03 | 1123 | struct GETATTR3args args; |
84004dbf | 1124 | |
f893b680 | 1125 | if (path[0] == '\0') { |
34edf264 | 1126 | path = "."; |
84004dbf RS |
1127 | } |
1128 | ||
1129 | data = malloc(sizeof(struct nfs_cb_data)); | |
1130 | if (data == NULL) { | |
f893b680 RS |
1131 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate " |
1132 | "nfs_cb_data structure"); | |
e59193c9 AR |
1133 | if (free_continue_data) |
1134 | free_continue_data(continue_data); | |
cbbf9d3e | 1135 | return -1; |
84004dbf | 1136 | } |
ea98629a | 1137 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1138 | data->nfs = nfs; |
1139 | data->cb = cb; | |
1140 | data->continue_cb = continue_cb; | |
1141 | data->continue_data = continue_data; | |
1142 | data->free_continue_data = free_continue_data; | |
1143 | data->continue_int = continue_int; | |
1144 | data->private_data = private_data; | |
f893b680 RS |
1145 | if (path[0] == '/') { |
1146 | data->saved_path = strdup(path); | |
1147 | } else { | |
1148 | data->saved_path = malloc(strlen(path) + strlen(nfs->cwd) + 2); | |
1149 | if (data->saved_path == NULL) { | |
1150 | rpc_set_error(nfs->rpc, "out of memory: failed to " | |
1151 | "malloc path string"); | |
1152 | free_nfs_cb_data(data); | |
1153 | return -1; | |
1154 | } | |
1155 | sprintf(data->saved_path, "%s/%s", nfs->cwd, path); | |
1156 | } | |
1157 | ||
84004dbf RS |
1158 | if (data->saved_path == NULL) { |
1159 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 1160 | free_nfs_cb_data(data); |
cbbf9d3e | 1161 | return -1; |
84004dbf | 1162 | } |
f893b680 RS |
1163 | if (nfs_normalize_path(nfs, data->saved_path) != 0) { |
1164 | free_nfs_cb_data(data); | |
1165 | return -1; | |
1166 | } | |
1167 | ||
84004dbf | 1168 | data->path = data->saved_path; |
20379f03 RS |
1169 | if (data->path[0]) { |
1170 | /* This function will always invoke the callback and cleanup | |
1171 | * for failures. So no need to check the return value. | |
1172 | */ | |
1173 | nfs_lookup_path_async_internal(nfs, NULL, data, &nfs->rootfh); | |
84004dbf RS |
1174 | return 0; |
1175 | } | |
20379f03 RS |
1176 | |
1177 | /* We have a request for "", so just perform a GETATTR3 so we can | |
1178 | * return the attributes to the caller. | |
1179 | */ | |
1180 | memset(&args, 0, sizeof(GETATTR3args)); | |
1181 | args.object = nfs->rootfh; | |
1182 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lookup_path_getattr_cb, &args, data) != 0) { | |
1183 | free_nfs_cb_data(data); | |
1184 | return -1; | |
1185 | } | |
84004dbf RS |
1186 | return 0; |
1187 | } | |
1188 | ||
1189 | ||
84004dbf RS |
1190 | /* |
1191 | * Async stat() | |
1192 | */ | |
f3a75078 | 1193 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1194 | { |
1195 | GETATTR3res *res; | |
1196 | struct nfs_cb_data *data = private_data; | |
1197 | struct nfs_context *nfs = data->nfs; | |
be184101 M |
1198 | #ifdef WIN32 |
1199 | struct __stat64 st; | |
1200 | #else | |
84004dbf | 1201 | struct stat st; |
be184101 | 1202 | #endif |
84004dbf | 1203 | |
f3a75078 RS |
1204 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1205 | ||
84004dbf RS |
1206 | if (status == RPC_STATUS_ERROR) { |
1207 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1208 | free_nfs_cb_data(data); | |
1209 | return; | |
1210 | } | |
1211 | if (status == RPC_STATUS_CANCEL) { | |
1212 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1213 | free_nfs_cb_data(data); | |
1214 | return; | |
1215 | } | |
1216 | ||
1217 | res = command_data; | |
1218 | if (res->status != NFS3_OK) { | |
1219 | 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)); | |
1220 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1221 | free_nfs_cb_data(data); | |
1222 | return; | |
1223 | } | |
1224 | ||
1225 | st.st_dev = -1; | |
1226 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1227 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
1228 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
1229 | st.st_mode |= S_IFDIR ; | |
1230 | } | |
d7ec001f RS |
1231 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
1232 | st.st_mode |= S_IFREG ; | |
1233 | } | |
84004dbf RS |
1234 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1235 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1236 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1237 | st.st_rdev = 0; | |
1238 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 1239 | #ifndef WIN32 |
84004dbf RS |
1240 | st.st_blksize = 4096; |
1241 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
4b1ae88a | 1242 | #endif//WIN32 |
84004dbf RS |
1243 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1244 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1245 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1246 | ||
1247 | data->cb(0, nfs, &st, data->private_data); | |
1248 | free_nfs_cb_data(data); | |
1249 | } | |
1250 | ||
20379f03 | 1251 | static int nfs_stat_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 1252 | { |
463d59bf RS |
1253 | struct GETATTR3args args; |
1254 | ||
1255 | memset(&args, 0, sizeof(GETATTR3args)); | |
2452c57f | 1256 | args.object = data->fh; |
463d59bf RS |
1257 | |
1258 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1259 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1260 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1261 | free_nfs_cb_data(data); | |
1262 | return -1; | |
1263 | } | |
1264 | return 0; | |
1265 | } | |
1266 | ||
1267 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1268 | { | |
1269 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1270 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1271 | return -1; |
1272 | } | |
1273 | ||
1274 | return 0; | |
1275 | } | |
1276 | ||
1277 | ||
479302f7 RS |
1278 | /* |
1279 | * Async nfs_stat64() | |
1280 | */ | |
1281 | static void nfs_stat64_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1282 | { | |
1283 | GETATTR3res *res; | |
1284 | struct nfs_cb_data *data = private_data; | |
1285 | struct nfs_context *nfs = data->nfs; | |
1286 | struct nfs_stat_64 st; | |
1287 | ||
1288 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1289 | ||
1290 | if (status == RPC_STATUS_ERROR) { | |
1291 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1292 | free_nfs_cb_data(data); | |
1293 | return; | |
1294 | } | |
1295 | if (status == RPC_STATUS_CANCEL) { | |
1296 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1297 | free_nfs_cb_data(data); | |
1298 | return; | |
1299 | } | |
1300 | ||
1301 | res = command_data; | |
1302 | if (res->status != NFS3_OK) { | |
1303 | 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)); | |
1304 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1305 | free_nfs_cb_data(data); | |
1306 | return; | |
1307 | } | |
1308 | ||
1309 | st.nfs_dev = -1; | |
1310 | st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
1311 | st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
1312 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { | |
1313 | st.nfs_mode |= S_IFDIR ; | |
1314 | } | |
1315 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { | |
1316 | st.nfs_mode |= S_IFREG ; | |
1317 | } | |
1318 | st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; | |
1319 | st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1320 | st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
1321 | st.nfs_rdev = 0; | |
1322 | st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
1323 | st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; | |
1324 | st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1325 | st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
1326 | ||
1327 | data->cb(0, nfs, &st, data->private_data); | |
1328 | free_nfs_cb_data(data); | |
1329 | } | |
1330 | ||
20379f03 | 1331 | static int nfs_stat64_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
479302f7 RS |
1332 | { |
1333 | struct GETATTR3args args; | |
1334 | ||
1335 | memset(&args, 0, sizeof(GETATTR3args)); | |
1336 | args.object = data->fh; | |
1337 | ||
1338 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
1339 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1340 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1341 | free_nfs_cb_data(data); | |
1342 | return -1; | |
1343 | } | |
1344 | return 0; | |
1345 | } | |
1346 | ||
1347 | int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1348 | { | |
1349 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) { | |
1350 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1351 | return -1; | |
1352 | } | |
1353 | ||
1354 | return 0; | |
1355 | } | |
84004dbf | 1356 | |
84004dbf RS |
1357 | /* |
1358 | * Async open() | |
1359 | */ | |
22a0f15b RS |
1360 | static void nfs_open_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1361 | { | |
1362 | struct nfs_cb_data *data = private_data; | |
1363 | struct nfs_context *nfs = data->nfs; | |
be7b4360 | 1364 | struct nfsfh *nfsfh; |
22a0f15b RS |
1365 | SETATTR3res *res; |
1366 | ||
1367 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1368 | ||
1369 | if (status == RPC_STATUS_ERROR) { | |
1370 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1371 | free_nfs_cb_data(data); | |
1372 | return; | |
1373 | } | |
1374 | if (status == RPC_STATUS_CANCEL) { | |
1375 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1376 | free_nfs_cb_data(data); | |
1377 | return; | |
1378 | } | |
1379 | ||
1380 | res = command_data; | |
1381 | if (res->status != NFS3_OK) { | |
1382 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1383 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1384 | free_nfs_cb_data(data); | |
1385 | return; | |
1386 | } | |
1387 | ||
be7b4360 RS |
1388 | nfsfh = malloc(sizeof(struct nfsfh)); |
1389 | if (nfsfh == NULL) { | |
1390 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1391 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1392 | free_nfs_cb_data(data); | |
1393 | return; | |
1394 | } | |
1395 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1396 | ||
1397 | if (data->continue_int & O_SYNC) { | |
1398 | nfsfh->is_sync = 1; | |
1399 | } | |
548e2bea RS |
1400 | if (data->continue_int & O_APPEND) { |
1401 | nfsfh->is_append = 1; | |
1402 | } | |
be7b4360 RS |
1403 | |
1404 | /* steal the filehandle */ | |
1405 | nfsfh->fh = data->fh; | |
1406 | data->fh.data.data_val = NULL; | |
1407 | ||
1408 | data->cb(0, nfs, nfsfh, data->private_data); | |
22a0f15b RS |
1409 | free_nfs_cb_data(data); |
1410 | } | |
1411 | ||
f3a75078 | 1412 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1413 | { |
1414 | ACCESS3res *res; | |
1415 | struct nfs_cb_data *data = private_data; | |
1416 | struct nfs_context *nfs = data->nfs; | |
1417 | struct nfsfh *nfsfh; | |
1418 | unsigned int nfsmode = 0; | |
1419 | ||
f3a75078 RS |
1420 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1421 | ||
84004dbf RS |
1422 | if (status == RPC_STATUS_ERROR) { |
1423 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1424 | free_nfs_cb_data(data); | |
1425 | return; | |
1426 | } | |
1427 | if (status == RPC_STATUS_CANCEL) { | |
1428 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1429 | free_nfs_cb_data(data); | |
1430 | return; | |
1431 | } | |
1432 | ||
1433 | res = command_data; | |
1434 | if (res->status != NFS3_OK) { | |
1435 | 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)); | |
1436 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1437 | free_nfs_cb_data(data); | |
1438 | return; | |
1439 | } | |
1440 | ||
1441 | if (data->continue_int & O_WRONLY) { | |
1442 | nfsmode |= ACCESS3_MODIFY; | |
1443 | } | |
1444 | if (data->continue_int & O_RDWR) { | |
1445 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1446 | } | |
1447 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1448 | nfsmode |= ACCESS3_READ; | |
1449 | } | |
1450 | ||
1451 | ||
1452 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1453 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1454 | nfsmode&ACCESS3_READ?'r':'-', | |
1455 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1456 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1457 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1458 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1459 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1460 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1461 | free_nfs_cb_data(data); | |
1462 | return; | |
1463 | } | |
1464 | ||
22a0f15b RS |
1465 | /* Try to truncate it if we were requested to */ |
1466 | if ((data->continue_int & O_TRUNC) && | |
1467 | (data->continue_int & (O_RDWR|O_WRONLY))) { | |
1468 | SETATTR3args args; | |
1469 | ||
1470 | memset(&args, 0, sizeof(SETATTR3args)); | |
be7b4360 | 1471 | args.object = data->fh; |
22a0f15b RS |
1472 | args.new_attributes.size.set_it = 1; |
1473 | args.new_attributes.size.set_size3_u.size = 0; | |
1474 | ||
1475 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_open_trunc_cb, &args, | |
1476 | data) != 0) { | |
1477 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
1478 | "SETATTR call for %s", data->path); | |
1479 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1480 | data->private_data); | |
1481 | free_nfs_cb_data(data); | |
1482 | return; | |
1483 | } | |
1484 | return; | |
1485 | } | |
1486 | ||
be7b4360 RS |
1487 | nfsfh = malloc(sizeof(struct nfsfh)); |
1488 | if (nfsfh == NULL) { | |
1489 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1490 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1491 | free_nfs_cb_data(data); | |
1492 | return; | |
1493 | } | |
1494 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1495 | ||
1496 | if (data->continue_int & O_SYNC) { | |
1497 | nfsfh->is_sync = 1; | |
1498 | } | |
548e2bea RS |
1499 | if (data->continue_int & O_APPEND) { |
1500 | nfsfh->is_append = 1; | |
1501 | } | |
be7b4360 RS |
1502 | |
1503 | /* steal the filehandle */ | |
1504 | nfsfh->fh = data->fh; | |
1505 | data->fh.data.data_val = NULL; | |
1506 | ||
84004dbf RS |
1507 | data->cb(0, nfs, nfsfh, data->private_data); |
1508 | free_nfs_cb_data(data); | |
1509 | } | |
1510 | ||
20379f03 | 1511 | static int nfs_open_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
1512 | { |
1513 | int nfsmode = 0; | |
463d59bf | 1514 | ACCESS3args args; |
84004dbf RS |
1515 | |
1516 | if (data->continue_int & O_WRONLY) { | |
1517 | nfsmode |= ACCESS3_MODIFY; | |
1518 | } | |
1519 | if (data->continue_int & O_RDWR) { | |
1520 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1521 | } | |
1522 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1523 | nfsmode |= ACCESS3_READ; | |
1524 | } | |
1525 | ||
463d59bf | 1526 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 1527 | args.object = data->fh; |
463d59bf RS |
1528 | args.access = nfsmode; |
1529 | ||
1530 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
22a0f15b RS |
1531 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS " |
1532 | "call for %s", data->path); | |
1533 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1534 | data->private_data); | |
84004dbf RS |
1535 | free_nfs_cb_data(data); |
1536 | return -1; | |
1537 | } | |
1538 | return 0; | |
1539 | } | |
1540 | ||
3cea44dc | 1541 | int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data) |
84004dbf | 1542 | { |
3cea44dc | 1543 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) { |
cbbf9d3e RS |
1544 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1545 | return -1; | |
84004dbf RS |
1546 | } |
1547 | ||
1548 | return 0; | |
1549 | } | |
1550 | ||
1551 | ||
f893b680 RS |
1552 | /* |
1553 | * Async chdir() | |
1554 | */ | |
20379f03 | 1555 | static int nfs_chdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
f893b680 RS |
1556 | { |
1557 | /* steal saved_path */ | |
1558 | free(nfs->cwd); | |
1559 | nfs->cwd = data->saved_path; | |
1560 | data->saved_path = NULL; | |
84004dbf | 1561 | |
f893b680 RS |
1562 | data->cb(0, nfs, NULL, data->private_data); |
1563 | free_nfs_cb_data(data); | |
1564 | ||
1565 | return 0; | |
1566 | } | |
1567 | ||
1568 | int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1569 | { | |
1570 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) { | |
1571 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1572 | return -1; | |
1573 | } | |
1574 | ||
1575 | return 0; | |
1576 | } | |
84004dbf RS |
1577 | |
1578 | ||
1579 | /* | |
1580 | * Async pread() | |
1581 | */ | |
2449d3f7 PL |
1582 | static void nfs_fill_READ3args(READ3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count) |
1583 | { | |
1584 | memset(args, 0, sizeof(READ3args)); | |
1585 | args->file = fh->fh; | |
1586 | args->offset = offset; | |
1587 | args->count = count; | |
1588 | } | |
1589 | ||
f3a75078 | 1590 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1591 | { |
1592 | struct nfs_mcb_data *mdata = private_data; | |
1593 | struct nfs_cb_data *data = mdata->data; | |
1594 | struct nfs_context *nfs = data->nfs; | |
1595 | READ3res *res; | |
1596 | ||
f3a75078 RS |
1597 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1598 | ||
921f877b RS |
1599 | data->num_calls--; |
1600 | ||
1601 | if (status == RPC_STATUS_ERROR) { | |
1602 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1603 | data->error = 1; | |
1604 | } | |
1605 | if (status == RPC_STATUS_CANCEL) { | |
1606 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1607 | data->cancel = 1; | |
1608 | } | |
1609 | ||
921f877b RS |
1610 | if (status == RPC_STATUS_SUCCESS) { |
1611 | res = command_data; | |
1612 | if (res->status != NFS3_OK) { | |
1613 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1614 | data->error = 1; | |
567a94d9 AR |
1615 | } else { |
1616 | uint64_t count = res->READ3res_u.resok.count; | |
1617 | ||
1618 | if (mdata->update_pos) | |
1619 | data->nfsfh->offset += count; | |
1620 | ||
1eb4be31 | 1621 | /* if we have more than one call or we have received a short read we need a reassembly buffer */ |
567a94d9 | 1622 | if (data->num_calls || (count < mdata->count && !res->READ3res_u.resok.eof)) { |
1eb4be31 PL |
1623 | if (data->buffer == NULL) { |
1624 | data->buffer = malloc(data->request_size); | |
1625 | if (data->buffer == NULL) { | |
1626 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data->request_size); | |
1627 | data->oom = 1; | |
1628 | } | |
1629 | } | |
1630 | } | |
567a94d9 AR |
1631 | if (count > 0) { |
1632 | if (count <= mdata->count) { | |
1eb4be31 PL |
1633 | /* copy data into reassembly buffer if we have one */ |
1634 | if (data->buffer != NULL) { | |
567a94d9 | 1635 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, count); |
1eb4be31 | 1636 | } |
567a94d9 AR |
1637 | if (data->max_offset < mdata->offset + count) { |
1638 | data->max_offset = mdata->offset + count; | |
4d2f9f11 PL |
1639 | } |
1640 | } else { | |
1641 | rpc_set_error(nfs->rpc, "NFS: Read overflow. Server has sent more data than requested!"); | |
1642 | data->error = 1; | |
e4a5ba42 | 1643 | } |
921f877b | 1644 | } |
1eb4be31 | 1645 | /* check if we have received a short read */ |
567a94d9 AR |
1646 | if (count < mdata->count && !res->READ3res_u.resok.eof) { |
1647 | if (count == 0) { | |
1eb4be31 PL |
1648 | rpc_set_error(nfs->rpc, "NFS: Read failed. No bytes read and not at EOF!"); |
1649 | data->error = 1; | |
1650 | } else { | |
1651 | /* reissue reminder of this read request */ | |
1652 | READ3args args; | |
567a94d9 AR |
1653 | mdata->offset += count; |
1654 | mdata->count -= count; | |
1eb4be31 PL |
1655 | nfs_fill_READ3args(&args, data->nfsfh, mdata->offset, mdata->count); |
1656 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) == 0) { | |
1657 | data->num_calls++; | |
1658 | return; | |
1659 | } else { | |
1660 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
ae8168b3 | 1661 | data->oom = 1; |
1eb4be31 PL |
1662 | } |
1663 | } | |
1664 | } | |
921f877b RS |
1665 | } |
1666 | } | |
1667 | ||
1eb4be31 PL |
1668 | free(mdata); |
1669 | ||
921f877b RS |
1670 | if (data->num_calls > 0) { |
1671 | /* still waiting for more replies */ | |
921f877b RS |
1672 | return; |
1673 | } | |
1eb4be31 PL |
1674 | if (data->oom != 0) { |
1675 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1676 | free_nfs_cb_data(data); | |
1677 | return; | |
1678 | } | |
921f877b RS |
1679 | if (data->error != 0) { |
1680 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1681 | free_nfs_cb_data(data); | |
921f877b RS |
1682 | return; |
1683 | } | |
1684 | if (data->cancel != 0) { | |
1685 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1686 | free_nfs_cb_data(data); | |
921f877b RS |
1687 | return; |
1688 | } | |
1689 | ||
1eb4be31 PL |
1690 | if (data->buffer) { |
1691 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); | |
1692 | } else { | |
1693 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1694 | } | |
7ed9d87a | 1695 | |
921f877b | 1696 | free_nfs_cb_data(data); |
921f877b RS |
1697 | } |
1698 | ||
567a94d9 | 1699 | 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 |
1700 | { |
1701 | struct nfs_cb_data *data; | |
1702 | ||
1703 | data = malloc(sizeof(struct nfs_cb_data)); | |
1704 | if (data == NULL) { | |
1705 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1706 | return -1; |
1707 | } | |
ea98629a | 1708 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1709 | data->nfs = nfs; |
1710 | data->cb = cb; | |
1711 | data->private_data = private_data; | |
1712 | data->nfsfh = nfsfh; | |
1eb4be31 | 1713 | data->request_size = count; |
84004dbf | 1714 | |
c8f0bac1 AR |
1715 | assert(data->num_calls == 0); |
1716 | ||
40a4373a | 1717 | /* chop requests into chunks of at most READMAX bytes if necessary. |
cd67ec7d | 1718 | * we send all reads in parallel so that performance is still good. |
921f877b | 1719 | */ |
7ed9d87a | 1720 | data->max_offset = offset; |
921f877b RS |
1721 | data->start_offset = offset; |
1722 | ||
1eb4be31 | 1723 | do { |
183451cf | 1724 | uint64_t readcount = count; |
921f877b | 1725 | struct nfs_mcb_data *mdata; |
463d59bf | 1726 | READ3args args; |
921f877b RS |
1727 | |
1728 | if (readcount > nfs_get_readmax(nfs)) { | |
1729 | readcount = nfs_get_readmax(nfs); | |
1730 | } | |
1731 | ||
1732 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1733 | if (mdata == NULL) { | |
1734 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1735 | if (data->num_calls == 0) { |
c8f0bac1 | 1736 | free_nfs_cb_data(data); |
ae8168b3 PL |
1737 | return -1; |
1738 | } | |
1739 | data->oom = 1; | |
40a4373a | 1740 | break; |
921f877b | 1741 | } |
ea98629a | 1742 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1743 | mdata->data = data; |
1744 | mdata->offset = offset; | |
1745 | mdata->count = readcount; | |
567a94d9 | 1746 | mdata->update_pos = update_pos; |
463d59bf | 1747 | |
2449d3f7 | 1748 | nfs_fill_READ3args(&args, nfsfh, offset, readcount); |
463d59bf RS |
1749 | |
1750 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
921f877b | 1751 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
921f877b | 1752 | free(mdata); |
ae8168b3 | 1753 | if (data->num_calls == 0) { |
c8f0bac1 | 1754 | free_nfs_cb_data(data); |
ae8168b3 PL |
1755 | return -1; |
1756 | } | |
1757 | data->oom = 1; | |
40a4373a | 1758 | break; |
921f877b RS |
1759 | } |
1760 | ||
1761 | count -= readcount; | |
1762 | offset += readcount; | |
1763 | data->num_calls++; | |
1eb4be31 | 1764 | } while (count > 0); |
921f877b RS |
1765 | |
1766 | return 0; | |
84004dbf RS |
1767 | } |
1768 | ||
567a94d9 AR |
1769 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
1770 | { | |
1771 | return nfs_pread_async_internal(nfs, nfsfh, offset, count, cb, private_data, 0); | |
1772 | } | |
1773 | ||
84004dbf RS |
1774 | /* |
1775 | * Async read() | |
1776 | */ | |
183451cf | 1777 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf | 1778 | { |
567a94d9 | 1779 | return nfs_pread_async_internal(nfs, nfsfh, nfsfh->offset, count, cb, private_data, 1); |
84004dbf RS |
1780 | } |
1781 | ||
1782 | ||
1783 | ||
1784 | /* | |
1785 | * Async pwrite() | |
1786 | */ | |
2449d3f7 PL |
1787 | static void nfs_fill_WRITE3args (WRITE3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count, |
1788 | void *buf) | |
1789 | { | |
1790 | memset(args, 0, sizeof(WRITE3args)); | |
1791 | args->file = fh->fh; | |
1792 | args->offset = offset; | |
1793 | args->count = count; | |
548e2bea | 1794 | args->stable = fh->is_sync ? FILE_SYNC : UNSTABLE; |
2449d3f7 PL |
1795 | args->data.data_len = count; |
1796 | args->data.data_val = buf; | |
1797 | } | |
1798 | ||
f3a75078 | 1799 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1800 | { |
1801 | struct nfs_mcb_data *mdata = private_data; | |
1802 | struct nfs_cb_data *data = mdata->data; | |
1803 | struct nfs_context *nfs = data->nfs; | |
1804 | WRITE3res *res; | |
1805 | ||
f3a75078 RS |
1806 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1807 | ||
18c27b73 RS |
1808 | data->num_calls--; |
1809 | ||
1810 | if (status == RPC_STATUS_ERROR) { | |
1811 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1812 | data->error = 1; | |
1813 | } | |
1814 | if (status == RPC_STATUS_CANCEL) { | |
1815 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1816 | data->cancel = 1; | |
1817 | } | |
1818 | ||
1819 | if (status == RPC_STATUS_SUCCESS) { | |
1820 | res = command_data; | |
1821 | if (res->status != NFS3_OK) { | |
1822 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1823 | data->error = 1; | |
1824 | } else { | |
567a94d9 AR |
1825 | uint64_t count = res->WRITE3res_u.resok.count; |
1826 | ||
1827 | if (mdata->update_pos) | |
1828 | data->nfsfh->offset += count; | |
1829 | ||
1830 | if (count < mdata->count) { | |
1831 | if (count == 0) { | |
027a767e PL |
1832 | rpc_set_error(nfs->rpc, "NFS: Write failed. No bytes written!"); |
1833 | data->error = 1; | |
1834 | } else { | |
1835 | /* reissue reminder of this write request */ | |
1836 | WRITE3args args; | |
567a94d9 AR |
1837 | mdata->offset += count; |
1838 | mdata->count -= count; | |
1839 | ||
027a767e PL |
1840 | nfs_fill_WRITE3args(&args, data->nfsfh, mdata->offset, mdata->count, |
1841 | &data->usrbuf[mdata->offset - data->start_offset]); | |
1842 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) == 0) { | |
1843 | data->num_calls++; | |
1844 | return; | |
1845 | } else { | |
1846 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
ae8168b3 | 1847 | data->oom = 1; |
027a767e PL |
1848 | } |
1849 | } | |
1850 | } | |
567a94d9 AR |
1851 | if (count > 0) { |
1852 | if (data->max_offset < mdata->offset + count) { | |
1853 | data->max_offset = mdata->offset + count; | |
18c27b73 RS |
1854 | } |
1855 | } | |
1856 | } | |
1857 | } | |
1858 | ||
027a767e PL |
1859 | free(mdata); |
1860 | ||
18c27b73 RS |
1861 | if (data->num_calls > 0) { |
1862 | /* still waiting for more replies */ | |
18c27b73 RS |
1863 | return; |
1864 | } | |
ae8168b3 PL |
1865 | if (data->oom != 0) { |
1866 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1867 | free_nfs_cb_data(data); | |
1868 | return; | |
1869 | } | |
18c27b73 RS |
1870 | if (data->error != 0) { |
1871 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1872 | free_nfs_cb_data(data); | |
18c27b73 RS |
1873 | return; |
1874 | } | |
1875 | if (data->cancel != 0) { | |
1876 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1877 | free_nfs_cb_data(data); | |
18c27b73 RS |
1878 | return; |
1879 | } | |
1880 | ||
18c27b73 RS |
1881 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); |
1882 | ||
1883 | free_nfs_cb_data(data); | |
18c27b73 RS |
1884 | } |
1885 | ||
1886 | ||
567a94d9 | 1887 | 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 |
1888 | { |
1889 | struct nfs_cb_data *data; | |
1890 | ||
1891 | data = malloc(sizeof(struct nfs_cb_data)); | |
1892 | if (data == NULL) { | |
1893 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1894 | return -1; |
1895 | } | |
ea98629a | 1896 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1897 | data->nfs = nfs; |
1898 | data->cb = cb; | |
1899 | data->private_data = private_data; | |
1900 | data->nfsfh = nfsfh; | |
027a767e | 1901 | data->usrbuf = buf; |
84004dbf | 1902 | |
63d4a058 | 1903 | /* hello, clang-analyzer */ |
63d4a058 AR |
1904 | assert(data->num_calls == 0); |
1905 | ||
40a4373a | 1906 | /* chop requests into chunks of at most WRITEMAX bytes if necessary. |
cd67ec7d | 1907 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1908 | */ |
1909 | data->max_offset = offset; | |
1910 | data->start_offset = offset; | |
1911 | ||
027a767e | 1912 | do { |
183451cf | 1913 | uint64_t writecount = count; |
18c27b73 | 1914 | struct nfs_mcb_data *mdata; |
463d59bf | 1915 | WRITE3args args; |
18c27b73 RS |
1916 | |
1917 | if (writecount > nfs_get_writemax(nfs)) { | |
1918 | writecount = nfs_get_writemax(nfs); | |
1919 | } | |
1920 | ||
1921 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1922 | if (mdata == NULL) { | |
1923 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1924 | if (data->num_calls == 0) { |
63d4a058 | 1925 | free_nfs_cb_data(data); |
ae8168b3 PL |
1926 | return -1; |
1927 | } | |
1928 | data->oom = 1; | |
40a4373a | 1929 | break; |
18c27b73 RS |
1930 | } |
1931 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1932 | mdata->data = data; | |
1933 | mdata->offset = offset; | |
1934 | mdata->count = writecount; | |
567a94d9 | 1935 | mdata->update_pos = update_pos; |
18c27b73 | 1936 | |
2449d3f7 | 1937 | nfs_fill_WRITE3args(&args, nfsfh, offset, writecount, &buf[offset - data->start_offset]); |
463d59bf RS |
1938 | |
1939 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
18c27b73 | 1940 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
18c27b73 | 1941 | free(mdata); |
ae8168b3 | 1942 | if (data->num_calls == 0) { |
63d4a058 | 1943 | free_nfs_cb_data(data); |
ae8168b3 PL |
1944 | return -1; |
1945 | } | |
1946 | data->oom = 1; | |
40a4373a | 1947 | break; |
18c27b73 RS |
1948 | } |
1949 | ||
1950 | count -= writecount; | |
1951 | offset += writecount; | |
1952 | data->num_calls++; | |
027a767e | 1953 | } while (count > 0); |
18c27b73 | 1954 | |
84004dbf RS |
1955 | return 0; |
1956 | } | |
1957 | ||
567a94d9 AR |
1958 | 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) |
1959 | { | |
1960 | return nfs_pwrite_async_internal(nfs, nfsfh, offset, count, buf, cb, private_data, 0); | |
1961 | } | |
1962 | ||
84004dbf RS |
1963 | /* |
1964 | * Async write() | |
1965 | */ | |
548e2bea RS |
1966 | static void nfs_write_append_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1967 | { | |
1968 | struct nfs_cb_data *data = private_data; | |
1969 | struct nfs_context *nfs = data->nfs; | |
1970 | GETATTR3res *res; | |
1971 | ||
1972 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1973 | ||
1974 | if (status == RPC_STATUS_ERROR) { | |
1975 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1976 | free_nfs_cb_data(data); | |
1977 | return; | |
1978 | } | |
1979 | if (status == RPC_STATUS_CANCEL) { | |
1980 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1981 | free_nfs_cb_data(data); | |
1982 | return; | |
1983 | } | |
1984 | ||
1985 | res = command_data; | |
1986 | if (res->status != NFS3_OK) { | |
1987 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1988 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1989 | free_nfs_cb_data(data); | |
1990 | return; | |
1991 | } | |
1992 | ||
1993 | if (nfs_pwrite_async_internal(nfs, data->nfsfh, res->GETATTR3res_u.resok.obj_attributes.size, data->count, data->usrbuf, data->cb, data->private_data, 1) != 0) { | |
1994 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1995 | free_nfs_cb_data(data); | |
1996 | return; | |
1997 | } | |
1998 | free_nfs_cb_data(data); | |
1999 | } | |
2000 | ||
183451cf | 2001 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf | 2002 | { |
548e2bea RS |
2003 | if (nfsfh->is_append) { |
2004 | struct GETATTR3args args; | |
2005 | struct nfs_cb_data *data; | |
2006 | ||
2007 | data = malloc(sizeof(struct nfs_cb_data)); | |
2008 | if (data == NULL) { | |
2009 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
2010 | return -1; | |
2011 | } | |
2012 | memset(data, 0, sizeof(struct nfs_cb_data)); | |
2013 | data->nfs = nfs; | |
2014 | data->cb = cb; | |
2015 | data->private_data = private_data; | |
2016 | data->nfsfh = nfsfh; | |
2017 | data->usrbuf = buf; | |
2018 | data->count = count; | |
2019 | ||
2020 | memset(&args, 0, sizeof(GETATTR3args)); | |
2021 | args.object = nfsfh->fh; | |
2022 | ||
2023 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_write_append_cb, &args, data) != 0) { | |
2024 | rpc_set_error(nfs->rpc, "out of memory: failed to send GETATTR"); | |
2025 | free_nfs_cb_data(data); | |
2026 | return -1; | |
2027 | } | |
2028 | return 0; | |
2029 | } | |
567a94d9 | 2030 | return nfs_pwrite_async_internal(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data, 1); |
84004dbf RS |
2031 | } |
2032 | ||
2033 | ||
2034 | ||
2035 | ||
2036 | /* | |
2037 | * close | |
2038 | */ | |
4b1ae88a | 2039 | |
84004dbf RS |
2040 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) |
2041 | { | |
2042 | if (nfsfh->fh.data.data_val != NULL){ | |
2043 | free(nfsfh->fh.data.data_val); | |
2044 | nfsfh->fh.data.data_val = NULL; | |
2045 | } | |
2046 | free(nfsfh); | |
2047 | ||
2048 | cb(0, nfs, NULL, private_data); | |
2049 | return 0; | |
2050 | }; | |
2051 | ||
2052 | ||
2053 | ||
2054 | ||
2055 | ||
2056 | /* | |
2057 | * Async fstat() | |
2058 | */ | |
2059 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
2060 | { | |
2061 | struct nfs_cb_data *data; | |
463d59bf | 2062 | struct GETATTR3args args; |
84004dbf RS |
2063 | |
2064 | data = malloc(sizeof(struct nfs_cb_data)); | |
2065 | if (data == NULL) { | |
2066 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2067 | return -1; |
2068 | } | |
ea98629a | 2069 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2070 | data->nfs = nfs; |
2071 | data->cb = cb; | |
2072 | data->private_data = private_data; | |
2073 | ||
463d59bf | 2074 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 2075 | args.object = nfsfh->fh; |
463d59bf RS |
2076 | |
2077 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
2078 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
2079 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2080 | free_nfs_cb_data(data); | |
2081 | return -1; | |
2082 | } | |
2083 | return 0; | |
2084 | } | |
2085 | ||
2086 | ||
2087 | ||
2088 | /* | |
2089 | * Async fsync() | |
2090 | */ | |
f3a75078 | 2091 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2092 | { |
2093 | struct nfs_cb_data *data = private_data; | |
2094 | struct nfs_context *nfs = data->nfs; | |
2095 | COMMIT3res *res; | |
2096 | ||
f3a75078 RS |
2097 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2098 | ||
84004dbf RS |
2099 | if (status == RPC_STATUS_ERROR) { |
2100 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2101 | free_nfs_cb_data(data); | |
2102 | return; | |
2103 | } | |
2104 | if (status == RPC_STATUS_CANCEL) { | |
2105 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2106 | free_nfs_cb_data(data); | |
2107 | return; | |
2108 | } | |
2109 | ||
2110 | res = command_data; | |
2111 | if (res->status != NFS3_OK) { | |
2112 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2113 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2114 | free_nfs_cb_data(data); | |
2115 | return; | |
2116 | } | |
2117 | ||
2118 | data->cb(0, nfs, NULL, data->private_data); | |
2119 | free_nfs_cb_data(data); | |
2120 | } | |
2121 | ||
2122 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
2123 | { | |
2124 | struct nfs_cb_data *data; | |
1a5636ff | 2125 | struct COMMIT3args args; |
84004dbf RS |
2126 | |
2127 | data = malloc(sizeof(struct nfs_cb_data)); | |
2128 | if (data == NULL) { | |
2129 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2130 | return -1; |
2131 | } | |
ea98629a | 2132 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2133 | data->nfs = nfs; |
2134 | data->cb = cb; | |
2135 | data->private_data = private_data; | |
2136 | ||
1a5636ff RS |
2137 | args.file = nfsfh->fh; |
2138 | args.offset = 0; | |
2139 | args.count = 0; | |
2140 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
84004dbf RS |
2141 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
2142 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2143 | free_nfs_cb_data(data); | |
2144 | return -1; | |
2145 | } | |
2146 | return 0; | |
2147 | } | |
2148 | ||
2149 | ||
2150 | ||
2151 | ||
2152 | /* | |
2153 | * Async ftruncate() | |
2154 | */ | |
f3a75078 | 2155 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2156 | { |
2157 | struct nfs_cb_data *data = private_data; | |
2158 | struct nfs_context *nfs = data->nfs; | |
2159 | SETATTR3res *res; | |
2160 | ||
f3a75078 RS |
2161 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2162 | ||
84004dbf RS |
2163 | if (status == RPC_STATUS_ERROR) { |
2164 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2165 | free_nfs_cb_data(data); | |
2166 | return; | |
2167 | } | |
2168 | if (status == RPC_STATUS_CANCEL) { | |
2169 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2170 | free_nfs_cb_data(data); | |
2171 | return; | |
2172 | } | |
2173 | ||
2174 | res = command_data; | |
2175 | if (res->status != NFS3_OK) { | |
2176 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2177 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2178 | free_nfs_cb_data(data); | |
2179 | return; | |
2180 | } | |
2181 | ||
2182 | data->cb(0, nfs, NULL, data->private_data); | |
2183 | free_nfs_cb_data(data); | |
2184 | } | |
2185 | ||
183451cf | 2186 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
2187 | { |
2188 | struct nfs_cb_data *data; | |
2189 | SETATTR3args args; | |
2190 | ||
2191 | data = malloc(sizeof(struct nfs_cb_data)); | |
2192 | if (data == NULL) { | |
2193 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2194 | return -1; |
2195 | } | |
ea98629a | 2196 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2197 | data->nfs = nfs; |
2198 | data->cb = cb; | |
2199 | data->private_data = private_data; | |
2200 | ||
ea98629a | 2201 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 2202 | args.object = nfsfh->fh; |
84004dbf RS |
2203 | args.new_attributes.size.set_it = 1; |
2204 | args.new_attributes.size.set_size3_u.size = length; | |
2205 | ||
b701254d | 2206 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
84004dbf RS |
2207 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
2208 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2209 | free_nfs_cb_data(data); | |
2210 | return -1; | |
2211 | } | |
2212 | return 0; | |
2213 | } | |
2214 | ||
2215 | ||
2216 | /* | |
2217 | * Async truncate() | |
2218 | */ | |
20379f03 | 2219 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 2220 | { |
183451cf | 2221 | uint64_t offset = data->continue_int; |
84004dbf RS |
2222 | struct nfsfh nfsfh; |
2223 | ||
2452c57f | 2224 | nfsfh.fh = data->fh; |
84004dbf RS |
2225 | |
2226 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
2227 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2228 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2229 | free_nfs_cb_data(data); | |
2230 | return -1; | |
2231 | } | |
2232 | free_nfs_cb_data(data); | |
2233 | return 0; | |
2234 | } | |
2235 | ||
183451cf | 2236 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 2237 | { |
183451cf | 2238 | uint64_t offset; |
84004dbf RS |
2239 | |
2240 | offset = length; | |
2241 | ||
2242 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
2243 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2244 | return -1; | |
84004dbf RS |
2245 | } |
2246 | ||
2247 | return 0; | |
2248 | } | |
2249 | ||
2250 | ||
2251 | ||
2252 | ||
2253 | /* | |
2254 | * Async mkdir() | |
2255 | */ | |
f3a75078 | 2256 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2257 | { |
2258 | MKDIR3res *res; | |
2259 | struct nfs_cb_data *data = private_data; | |
2260 | struct nfs_context *nfs = data->nfs; | |
2261 | char *str = data->continue_data; | |
4b1ae88a | 2262 | |
f3a75078 RS |
2263 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2264 | ||
84004dbf RS |
2265 | str = &str[strlen(str) + 1]; |
2266 | ||
2267 | if (status == RPC_STATUS_ERROR) { | |
2268 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2269 | free_nfs_cb_data(data); | |
2270 | return; | |
2271 | } | |
2272 | if (status == RPC_STATUS_CANCEL) { | |
2273 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2274 | free_nfs_cb_data(data); | |
2275 | return; | |
2276 | } | |
2277 | ||
2278 | res = command_data; | |
2279 | if (res->status != NFS3_OK) { | |
2280 | 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)); | |
2281 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2282 | free_nfs_cb_data(data); | |
2283 | return; | |
2284 | } | |
2285 | ||
2286 | data->cb(0, nfs, NULL, data->private_data); | |
2287 | free_nfs_cb_data(data); | |
2288 | } | |
2289 | ||
20379f03 | 2290 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2291 | { |
2292 | char *str = data->continue_data; | |
7edc9026 RS |
2293 | MKDIR3args args; |
2294 | ||
84004dbf RS |
2295 | str = &str[strlen(str) + 1]; |
2296 | ||
7edc9026 | 2297 | memset(&args, 0, sizeof(MKDIR3args)); |
2452c57f | 2298 | args.where.dir = data->fh; |
7edc9026 RS |
2299 | args.where.name = str; |
2300 | args.attributes.mode.set_it = 1; | |
2301 | args.attributes.mode.set_mode3_u.mode = 0755; | |
2302 | ||
acabd6bf | 2303 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
84004dbf RS |
2304 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
2305 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2306 | free_nfs_cb_data(data); | |
2307 | return -1; | |
2308 | } | |
2309 | return 0; | |
2310 | } | |
2311 | ||
2312 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2313 | { | |
2314 | char *new_path; | |
2315 | char *ptr; | |
2316 | ||
2317 | new_path = strdup(path); | |
2318 | if (new_path == NULL) { | |
cbbf9d3e | 2319 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2320 | return -1; |
2321 | } | |
2322 | ||
93e9306f | 2323 | ptr = strrchr(new_path, '/'); |
84004dbf | 2324 | if (ptr == NULL) { |
b1a197f5 | 2325 | free(new_path); |
cbbf9d3e RS |
2326 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2327 | return -1; | |
84004dbf RS |
2328 | } |
2329 | *ptr = 0; | |
2330 | ||
2331 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2332 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2333 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
2334 | return -1; | |
84004dbf RS |
2335 | } |
2336 | ||
2337 | return 0; | |
2338 | } | |
2339 | ||
2340 | ||
2341 | ||
2342 | ||
2343 | ||
2344 | /* | |
2345 | * Async rmdir() | |
2346 | */ | |
f3a75078 | 2347 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2348 | { |
2349 | RMDIR3res *res; | |
2350 | struct nfs_cb_data *data = private_data; | |
2351 | struct nfs_context *nfs = data->nfs; | |
2352 | char *str = data->continue_data; | |
4b1ae88a | 2353 | |
f3a75078 RS |
2354 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2355 | ||
84004dbf RS |
2356 | str = &str[strlen(str) + 1]; |
2357 | ||
2358 | if (status == RPC_STATUS_ERROR) { | |
2359 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2360 | free_nfs_cb_data(data); | |
2361 | return; | |
2362 | } | |
2363 | if (status == RPC_STATUS_CANCEL) { | |
2364 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2365 | free_nfs_cb_data(data); | |
2366 | return; | |
2367 | } | |
2368 | ||
2369 | res = command_data; | |
2370 | if (res->status != NFS3_OK) { | |
2371 | 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)); | |
2372 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2373 | free_nfs_cb_data(data); | |
2374 | return; | |
2375 | } | |
2376 | ||
2377 | data->cb(0, nfs, NULL, data->private_data); | |
2378 | free_nfs_cb_data(data); | |
2379 | } | |
2380 | ||
20379f03 | 2381 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2382 | { |
2383 | char *str = data->continue_data; | |
bf817ee6 RS |
2384 | RMDIR3args args; |
2385 | ||
84004dbf RS |
2386 | str = &str[strlen(str) + 1]; |
2387 | ||
bf817ee6 RS |
2388 | args.object.dir = data->fh; |
2389 | args.object.name = str; | |
2390 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
84004dbf RS |
2391 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
2392 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2393 | free_nfs_cb_data(data); | |
2394 | return -1; | |
2395 | } | |
2396 | return 0; | |
2397 | } | |
2398 | ||
2399 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2400 | { | |
2401 | char *new_path; | |
2402 | char *ptr; | |
2403 | ||
2404 | new_path = strdup(path); | |
2405 | if (new_path == NULL) { | |
cbbf9d3e | 2406 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2407 | return -1; |
2408 | } | |
2409 | ||
93e9306f | 2410 | ptr = strrchr(new_path, '/'); |
84004dbf | 2411 | if (ptr == NULL) { |
2257433d | 2412 | free(new_path); |
cbbf9d3e RS |
2413 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2414 | return -1; | |
84004dbf RS |
2415 | } |
2416 | *ptr = 0; | |
2417 | ||
2418 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2419 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2420 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2421 | return -1; | |
84004dbf RS |
2422 | } |
2423 | ||
2424 | return 0; | |
2425 | } | |
2426 | ||
2427 | ||
2428 | ||
2429 | ||
2430 | /* | |
2431 | * Async creat() | |
2432 | */ | |
f3a75078 | 2433 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2434 | { |
2435 | LOOKUP3res *res; | |
2436 | struct nfs_cb_data *data = private_data; | |
2437 | struct nfs_context *nfs = data->nfs; | |
2438 | struct nfsfh *nfsfh; | |
2439 | char *str = data->continue_data; | |
2440 | ||
f3a75078 RS |
2441 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2442 | ||
84004dbf RS |
2443 | if (status == RPC_STATUS_ERROR) { |
2444 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2445 | free_nfs_cb_data(data); | |
2446 | return; | |
2447 | } | |
2448 | if (status == RPC_STATUS_CANCEL) { | |
2449 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2450 | free_nfs_cb_data(data); | |
2451 | return; | |
2452 | } | |
2453 | ||
2454 | str = &str[strlen(str) + 1]; | |
2455 | res = command_data; | |
2456 | if (res->status != NFS3_OK) { | |
2457 | 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)); | |
2458 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2459 | ||
2460 | return; | |
2461 | } | |
2462 | ||
2463 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2464 | if (nfsfh == NULL) { | |
2465 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2466 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2467 | free_nfs_cb_data(data); | |
2468 | return; | |
2469 | } | |
ea98629a | 2470 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 2471 | |
0c1a9d7a RS |
2472 | /* copy the filehandle */ |
2473 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2474 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
2475 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
2476 | |
2477 | data->cb(0, nfs, nfsfh, data->private_data); | |
2478 | free_nfs_cb_data(data); | |
2479 | } | |
2480 | ||
2481 | ||
2482 | ||
f3a75078 | 2483 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2484 | { |
2485 | CREATE3res *res; | |
2486 | struct nfs_cb_data *data = private_data; | |
2487 | struct nfs_context *nfs = data->nfs; | |
2488 | char *str = data->continue_data; | |
463d59bf | 2489 | LOOKUP3args args; |
84004dbf | 2490 | |
f3a75078 RS |
2491 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2492 | ||
84004dbf RS |
2493 | if (status == RPC_STATUS_ERROR) { |
2494 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2495 | free_nfs_cb_data(data); | |
2496 | return; | |
2497 | } | |
2498 | if (status == RPC_STATUS_CANCEL) { | |
2499 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2500 | free_nfs_cb_data(data); | |
2501 | return; | |
2502 | } | |
2503 | ||
2504 | str = &str[strlen(str) + 1]; | |
2505 | res = command_data; | |
2506 | if (res->status != NFS3_OK) { | |
2507 | 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)); | |
2508 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2509 | free_nfs_cb_data(data); |
84004dbf RS |
2510 | return; |
2511 | } | |
2512 | ||
463d59bf | 2513 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2514 | args.what.dir = data->fh; |
2515 | args.what.name = str; | |
463d59bf RS |
2516 | |
2517 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
84004dbf RS |
2518 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2519 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2520 | free_nfs_cb_data(data); | |
2521 | return; | |
2522 | } | |
2523 | return; | |
2524 | } | |
2525 | ||
20379f03 | 2526 | static int nfs_creat_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2527 | { |
2528 | char *str = data->continue_data; | |
c985c015 RS |
2529 | CREATE3args args; |
2530 | ||
84004dbf RS |
2531 | str = &str[strlen(str) + 1]; |
2532 | ||
c985c015 | 2533 | memset(&args, 0, sizeof(CREATE3args)); |
2452c57f | 2534 | args.where.dir = data->fh; |
c985c015 RS |
2535 | args.where.name = str; |
2536 | args.how.mode = UNCHECKED; | |
2537 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
2538 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2539 | ||
789c3f12 | 2540 | if (rpc_nfs3_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { |
84004dbf RS |
2541 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2542 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2543 | free_nfs_cb_data(data); | |
2544 | return -1; | |
2545 | } | |
2546 | return 0; | |
2547 | } | |
2548 | ||
2549 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2550 | { | |
2551 | char *new_path; | |
2552 | char *ptr; | |
2553 | ||
2554 | new_path = strdup(path); | |
2555 | if (new_path == NULL) { | |
cbbf9d3e | 2556 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2557 | return -1; |
2558 | } | |
2559 | ||
93e9306f | 2560 | ptr = strrchr(new_path, '/'); |
84004dbf | 2561 | if (ptr == NULL) { |
cbbf9d3e | 2562 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
a1287496 | 2563 | free(new_path); |
cbbf9d3e | 2564 | return -1; |
84004dbf RS |
2565 | } |
2566 | *ptr = 0; | |
2567 | ||
73f4ae7c | 2568 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 2569 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
2570 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2571 | return -1; | |
84004dbf RS |
2572 | } |
2573 | ||
2574 | return 0; | |
2575 | } | |
2576 | ||
2577 | ||
2578 | ||
2579 | ||
2580 | /* | |
2581 | * Async unlink() | |
2582 | */ | |
f3a75078 | 2583 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2584 | { |
2585 | REMOVE3res *res; | |
2586 | struct nfs_cb_data *data = private_data; | |
2587 | struct nfs_context *nfs = data->nfs; | |
2588 | char *str = data->continue_data; | |
4b1ae88a | 2589 | |
f3a75078 RS |
2590 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2591 | ||
84004dbf RS |
2592 | str = &str[strlen(str) + 1]; |
2593 | ||
2594 | if (status == RPC_STATUS_ERROR) { | |
2595 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2596 | free_nfs_cb_data(data); | |
2597 | return; | |
2598 | } | |
2599 | if (status == RPC_STATUS_CANCEL) { | |
2600 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2601 | free_nfs_cb_data(data); | |
2602 | return; | |
2603 | } | |
2604 | ||
2605 | res = command_data; | |
2606 | if (res->status != NFS3_OK) { | |
2607 | 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)); | |
2608 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2609 | free_nfs_cb_data(data); | |
2610 | return; | |
2611 | } | |
2612 | ||
2613 | data->cb(0, nfs, NULL, data->private_data); | |
2614 | free_nfs_cb_data(data); | |
2615 | } | |
2616 | ||
20379f03 | 2617 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2618 | { |
2619 | char *str = data->continue_data; | |
a0a5aa26 RS |
2620 | struct REMOVE3args args; |
2621 | ||
84004dbf RS |
2622 | str = &str[strlen(str) + 1]; |
2623 | ||
a0a5aa26 RS |
2624 | args.object.dir = data->fh; |
2625 | args.object.name = str; | |
2626 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
84004dbf RS |
2627 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2628 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2629 | free_nfs_cb_data(data); | |
2630 | return -1; | |
2631 | } | |
2632 | return 0; | |
2633 | } | |
2634 | ||
2635 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2636 | { | |
2637 | char *new_path; | |
2638 | char *ptr; | |
2639 | ||
2640 | new_path = strdup(path); | |
2641 | if (new_path == NULL) { | |
cbbf9d3e | 2642 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2643 | return -1; |
2644 | } | |
2645 | ||
93e9306f | 2646 | ptr = strrchr(new_path, '/'); |
84004dbf | 2647 | if (ptr == NULL) { |
bcbb21cd | 2648 | free(new_path); |
cbbf9d3e RS |
2649 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2650 | return -1; | |
84004dbf RS |
2651 | } |
2652 | *ptr = 0; | |
2653 | ||
2654 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2655 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2656 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2657 | return -1; | |
84004dbf RS |
2658 | } |
2659 | ||
2660 | return 0; | |
2661 | } | |
2662 | ||
2663 | ||
1ec6b50a RS |
2664 | /* |
2665 | * Async mknod() | |
2666 | */ | |
2667 | struct mknod_cb_data { | |
2668 | char *path; | |
2669 | int mode; | |
2670 | int major; | |
2671 | int minor; | |
2672 | }; | |
2673 | ||
2674 | static void free_mknod_cb_data(void *ptr) | |
2675 | { | |
2676 | struct mknod_cb_data *data = ptr; | |
2677 | ||
2678 | free(data->path); | |
2679 | free(data); | |
2680 | } | |
2681 | ||
f3a75078 | 2682 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2683 | { |
2684 | MKNOD3res *res; | |
2685 | struct nfs_cb_data *data = private_data; | |
2686 | struct nfs_context *nfs = data->nfs; | |
2687 | char *str = data->continue_data; | |
4b1ae88a | 2688 | |
f3a75078 RS |
2689 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2690 | ||
1ec6b50a RS |
2691 | str = &str[strlen(str) + 1]; |
2692 | ||
2693 | if (status == RPC_STATUS_ERROR) { | |
2694 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2695 | free_nfs_cb_data(data); | |
2696 | return; | |
2697 | } | |
2698 | if (status == RPC_STATUS_CANCEL) { | |
2699 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2700 | free_nfs_cb_data(data); | |
2701 | return; | |
2702 | } | |
2703 | ||
2704 | res = command_data; | |
2705 | if (res->status != NFS3_OK) { | |
2706 | 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)); | |
2707 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2708 | free_nfs_cb_data(data); | |
2709 | return; | |
2710 | } | |
2711 | ||
2712 | data->cb(0, nfs, NULL, data->private_data); | |
2713 | free_nfs_cb_data(data); | |
2714 | } | |
2715 | ||
20379f03 | 2716 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
1ec6b50a RS |
2717 | { |
2718 | struct mknod_cb_data *cb_data = data->continue_data; | |
2719 | char *str = cb_data->path; | |
b17cb0a2 | 2720 | MKNOD3args args; |
4b1ae88a | 2721 | |
1ec6b50a RS |
2722 | str = &str[strlen(str) + 1]; |
2723 | ||
b17cb0a2 RS |
2724 | args.where.dir = data->fh; |
2725 | args.where.name = str; | |
2726 | switch (cb_data->mode & S_IFMT) { | |
2727 | case S_IFCHR: | |
2728 | args.what.type = NF3CHR; | |
2729 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
2730 | 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); | |
2731 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
2732 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
2733 | break; | |
2734 | case S_IFBLK: | |
2735 | args.what.type = NF3BLK; | |
2736 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
2737 | 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); | |
2738 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
2739 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
2740 | case S_IFSOCK: | |
2741 | args.what.type = NF3SOCK; | |
2742 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
2743 | 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); | |
2744 | break; | |
2745 | case S_IFIFO: | |
2746 | args.what.type = NF3FIFO; | |
2747 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
2748 | 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); | |
2749 | break; | |
2750 | default: | |
2751 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
2752 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2753 | free_nfs_cb_data(data); | |
2754 | return -1; | |
2755 | } | |
2756 | ||
2757 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
1ec6b50a RS |
2758 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2759 | free_nfs_cb_data(data); | |
2760 | return -1; | |
2761 | } | |
2762 | return 0; | |
2763 | } | |
2764 | ||
2765 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2766 | { | |
2767 | char *ptr; | |
2768 | struct mknod_cb_data *cb_data; | |
2769 | ||
2770 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2771 | if (cb_data == NULL) { | |
2772 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2773 | return -1; | |
2774 | } | |
2775 | ||
2776 | cb_data->path = strdup(path); | |
2777 | if (cb_data->path == NULL) { | |
2778 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
4b1ae88a | 2779 | free(cb_data); |
1ec6b50a RS |
2780 | return -1; |
2781 | } | |
2782 | ||
2783 | ptr = strrchr(cb_data->path, '/'); | |
2784 | if (ptr == NULL) { | |
2785 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
feb2fc2f | 2786 | free_mknod_cb_data(cb_data); |
1ec6b50a RS |
2787 | return -1; |
2788 | } | |
2789 | *ptr = 0; | |
2790 | ||
2791 | cb_data->mode = mode; | |
2792 | cb_data->major = major(dev); | |
2793 | cb_data->minor = minor(dev); | |
2794 | ||
2795 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2796 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2797 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1ec6b50a RS |
2798 | return -1; |
2799 | } | |
2800 | ||
2801 | return 0; | |
2802 | } | |
84004dbf | 2803 | |
84004dbf RS |
2804 | /* |
2805 | * Async opendir() | |
2806 | */ | |
fb69c64c RS |
2807 | |
2808 | /* ReadDirPlus Emulation Callback data */ | |
2809 | struct rdpe_cb_data { | |
2810 | int getattrcount; | |
2811 | int status; | |
2812 | struct nfs_cb_data *data; | |
2813 | }; | |
2814 | ||
2815 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2816 | struct rdpe_lookup_cb_data { | |
2817 | struct rdpe_cb_data *rdpe_cb_data; | |
2818 | struct nfsdirent *nfsdirent; | |
2819 | }; | |
2820 | ||
2821 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2822 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2823 | { |
fb69c64c RS |
2824 | LOOKUP3res *res = command_data; |
2825 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2826 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2827 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2828 | struct nfsdir *nfsdir = data->continue_data; | |
2829 | struct nfs_context *nfs = data->nfs; | |
2830 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2831 | ||
f3a75078 RS |
2832 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2833 | ||
fb69c64c RS |
2834 | free(rdpe_lookup_cb_data); |
2835 | ||
2836 | rdpe_cb_data->getattrcount--; | |
2837 | ||
2838 | if (status == RPC_STATUS_ERROR) { | |
9a9566a3 RS |
2839 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2840 | "failed with RPC_STATUS_ERROR"); | |
fb69c64c RS |
2841 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
2842 | } | |
2843 | if (status == RPC_STATUS_CANCEL) { | |
9a9566a3 RS |
2844 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
2845 | "failed with RPC_STATUS_CANCEL"); | |
fb69c64c RS |
2846 | rdpe_cb_data->status = RPC_STATUS_CANCEL; |
2847 | } | |
fb69c64c RS |
2848 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { |
2849 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2850 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2851 | ||
2852 | nfsdirent->type = attributes->type; | |
2853 | nfsdirent->mode = attributes->mode; | |
2854 | nfsdirent->size = attributes->size; | |
2855 | ||
2856 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2857 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2858 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2859 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2860 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2861 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
7bda8bad RS |
2862 | nfsdirent->uid = attributes->uid; |
2863 | nfsdirent->gid = attributes->gid; | |
390ff38a | 2864 | nfsdirent->nlink = attributes->nlink; |
fb69c64c RS |
2865 | } |
2866 | } | |
2867 | ||
2868 | if (rdpe_cb_data->getattrcount == 0) { | |
2869 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
9a9566a3 RS |
2870 | rpc_set_error(nfs->rpc, "READDIRPLUS emulation " |
2871 | "failed: %s", rpc_get_error(rpc)); | |
2872 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
2873 | data->private_data); | |
fb69c64c RS |
2874 | nfs_free_nfsdir(nfsdir); |
2875 | } else { | |
2876 | data->cb(0, nfs, nfsdir, data->private_data); | |
2877 | } | |
2878 | free(rdpe_cb_data); | |
2879 | ||
2880 | data->continue_data = NULL; | |
2881 | free_nfs_cb_data(data); | |
2882 | } | |
2883 | } | |
2884 | ||
f3a75078 | 2885 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2886 | { |
2887 | READDIR3res *res = command_data; | |
84004dbf RS |
2888 | struct nfs_cb_data *data = private_data; |
2889 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2890 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2891 | struct nfsdirent *nfsdirent; |
2892 | struct entry3 *entry; | |
ecbd14a1 | 2893 | uint64_t cookie = 0; |
fb69c64c | 2894 | struct rdpe_cb_data *rdpe_cb_data; |
4b1ae88a | 2895 | |
f3a75078 RS |
2896 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2897 | ||
84004dbf RS |
2898 | if (status == RPC_STATUS_ERROR) { |
2899 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2900 | nfs_free_nfsdir(nfsdir); | |
2901 | data->continue_data = NULL; | |
2902 | free_nfs_cb_data(data); | |
2903 | return; | |
2904 | } | |
fb69c64c | 2905 | |
84004dbf RS |
2906 | if (status == RPC_STATUS_CANCEL) { |
2907 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2908 | nfs_free_nfsdir(nfsdir); | |
2909 | data->continue_data = NULL; | |
2910 | free_nfs_cb_data(data); | |
2911 | return; | |
2912 | } | |
2913 | ||
84004dbf RS |
2914 | if (res->status != NFS3_OK) { |
2915 | 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)); | |
2916 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2917 | nfs_free_nfsdir(nfsdir); | |
2918 | data->continue_data = NULL; | |
2919 | free_nfs_cb_data(data); | |
2920 | return; | |
fb69c64c RS |
2921 | } |
2922 | ||
2923 | entry =res->READDIR3res_u.resok.reply.entries; | |
2924 | while (entry != NULL) { | |
2925 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2926 | if (nfsdirent == NULL) { | |
2927 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2928 | nfs_free_nfsdir(nfsdir); | |
2929 | data->continue_data = NULL; | |
2930 | free_nfs_cb_data(data); | |
2931 | return; | |
2932 | } | |
2933 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2934 | nfsdirent->name = strdup(entry->name); | |
2935 | if (nfsdirent->name == NULL) { | |
2936 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
a26bebef | 2937 | free(nfsdirent); |
fb69c64c RS |
2938 | nfs_free_nfsdir(nfsdir); |
2939 | data->continue_data = NULL; | |
2940 | free_nfs_cb_data(data); | |
2941 | return; | |
2942 | } | |
2943 | nfsdirent->inode = entry->fileid; | |
2944 | ||
2945 | nfsdirent->next = nfsdir->entries; | |
2946 | nfsdir->entries = nfsdirent; | |
2947 | ||
2948 | cookie = entry->cookie; | |
2949 | entry = entry->nextentry; | |
2950 | } | |
2951 | ||
2952 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
a64a16a2 RS |
2953 | READDIR3args args; |
2954 | ||
2955 | args.dir = data->fh; | |
2956 | args.cookie = cookie; | |
2452c57f | 2957 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); |
a64a16a2 RS |
2958 | args.count = 8192; |
2959 | ||
2960 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
fb69c64c RS |
2961 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
2962 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2963 | nfs_free_nfsdir(nfsdir); | |
2964 | data->continue_data = NULL; | |
2965 | free_nfs_cb_data(data); | |
2966 | return; | |
2967 | } | |
2968 | return; | |
2969 | } | |
2970 | ||
56e96539 RS |
2971 | if (res->READDIR3res_u.resok.dir_attributes.attributes_follow) |
2972 | nfsdir->attr = res->READDIR3res_u.resok.dir_attributes.post_op_attr_u.attributes; | |
2973 | ||
fb69c64c RS |
2974 | /* steal the dirhandle */ |
2975 | nfsdir->current = nfsdir->entries; | |
2976 | ||
b6446650 AR |
2977 | if (nfsdir->entries) { |
2978 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2979 | rdpe_cb_data->getattrcount = 0; | |
2980 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2981 | rdpe_cb_data->data = data; | |
2982 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2983 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2984 | LOOKUP3args args; | |
2985 | ||
2986 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2987 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2988 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2989 | ||
2990 | memset(&args, 0, sizeof(LOOKUP3args)); | |
2991 | args.what.dir = data->fh; | |
2992 | args.what.name = nfsdirent->name; | |
2993 | ||
2994 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
2995 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2996 | ||
2997 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2998 | * commands in flight to complete | |
2999 | */ | |
3000 | if (rdpe_cb_data->getattrcount > 0) { | |
3001 | nfs_free_nfsdir(nfsdir); | |
3002 | data->continue_data = NULL; | |
3003 | free_nfs_cb_data(data); | |
3004 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
3005 | free(rdpe_lookup_cb_data); | |
3006 | return; | |
3007 | } | |
3008 | ||
3009 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
a26bebef AR |
3010 | nfs_free_nfsdir(nfsdir); |
3011 | data->continue_data = NULL; | |
3012 | free_nfs_cb_data(data); | |
fb69c64c | 3013 | free(rdpe_lookup_cb_data); |
b6446650 | 3014 | free(rdpe_cb_data); |
fb69c64c RS |
3015 | return; |
3016 | } | |
b6446650 | 3017 | rdpe_cb_data->getattrcount++; |
fb69c64c | 3018 | } |
fb69c64c RS |
3019 | } |
3020 | } | |
3021 | ||
f3a75078 | 3022 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
3023 | { |
3024 | READDIRPLUS3res *res = command_data; | |
3025 | struct nfs_cb_data *data = private_data; | |
3026 | struct nfs_context *nfs = data->nfs; | |
3027 | struct nfsdir *nfsdir = data->continue_data; | |
3028 | struct entryplus3 *entry; | |
ecbd14a1 | 3029 | uint64_t cookie = 0; |
4b1ae88a | 3030 | |
f3a75078 | 3031 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
3032 | |
3033 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
a64a16a2 RS |
3034 | READDIR3args args; |
3035 | ||
3036 | args.dir = data->fh; | |
3037 | args.cookie = cookie; | |
2452c57f | 3038 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); |
a64a16a2 | 3039 | args.count = 8192; |
fb69c64c | 3040 | |
a64a16a2 | 3041 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
fb69c64c RS |
3042 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
3043 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3044 | nfs_free_nfsdir(nfsdir); | |
3045 | data->continue_data = NULL; | |
3046 | free_nfs_cb_data(data); | |
3047 | return; | |
3048 | } | |
3049 | return; | |
3050 | } | |
3051 | ||
3052 | if (status == RPC_STATUS_CANCEL) { | |
3053 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3054 | nfs_free_nfsdir(nfsdir); | |
3055 | data->continue_data = NULL; | |
3056 | free_nfs_cb_data(data); | |
3057 | return; | |
3058 | } | |
3059 | ||
3060 | if (res->status != NFS3_OK) { | |
3061 | 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)); | |
3062 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3063 | nfs_free_nfsdir(nfsdir); | |
3064 | data->continue_data = NULL; | |
3065 | free_nfs_cb_data(data); | |
3066 | return; | |
84004dbf RS |
3067 | } |
3068 | ||
f390f181 | 3069 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
3070 | while (entry != NULL) { |
3071 | struct nfsdirent *nfsdirent; | |
3072 | ||
3073 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
3074 | if (nfsdirent == NULL) { | |
3075 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
3076 | nfs_free_nfsdir(nfsdir); | |
3077 | data->continue_data = NULL; | |
3078 | free_nfs_cb_data(data); | |
3079 | return; | |
3080 | } | |
ea98629a | 3081 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
3082 | nfsdirent->name = strdup(entry->name); |
3083 | if (nfsdirent->name == NULL) { | |
3084 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
b2fc5c54 | 3085 | free(nfsdirent); |
84004dbf RS |
3086 | nfs_free_nfsdir(nfsdir); |
3087 | data->continue_data = NULL; | |
3088 | free_nfs_cb_data(data); | |
3089 | return; | |
3090 | } | |
3091 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
3092 | if (entry->name_attributes.attributes_follow) { |
3093 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
3094 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
3095 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
3096 | ||
3097 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
3098 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
3099 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
3100 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
3101 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
3102 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
7bda8bad RS |
3103 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
3104 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
390ff38a | 3105 | nfsdirent->nlink = entry->name_attributes.post_op_attr_u.attributes.nlink; |
0804e67d RS |
3106 | } |
3107 | ||
84004dbf RS |
3108 | nfsdirent->next = nfsdir->entries; |
3109 | nfsdir->entries = nfsdirent; | |
3110 | ||
3111 | cookie = entry->cookie; | |
3112 | entry = entry->nextentry; | |
3113 | } | |
3114 | ||
f390f181 | 3115 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
1a5b83c9 RS |
3116 | READDIRPLUS3args args; |
3117 | ||
3118 | args.dir = data->fh; | |
3119 | args.cookie = cookie; | |
3120 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
3121 | args.dircount = 8192; | |
3122 | args.maxcount = 8192; | |
3123 | ||
3124 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 3125 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
3126 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3127 | nfs_free_nfsdir(nfsdir); | |
3128 | data->continue_data = NULL; | |
3129 | free_nfs_cb_data(data); | |
3130 | return; | |
3131 | } | |
3132 | return; | |
3133 | } | |
3134 | ||
56e96539 RS |
3135 | if (res->READDIRPLUS3res_u.resok.dir_attributes.attributes_follow) |
3136 | nfsdir->attr = res->READDIRPLUS3res_u.resok.dir_attributes.post_op_attr_u.attributes; | |
3137 | ||
84004dbf RS |
3138 | /* steal the dirhandle */ |
3139 | data->continue_data = NULL; | |
3140 | nfsdir->current = nfsdir->entries; | |
3141 | ||
3142 | data->cb(0, nfs, nfsdir, data->private_data); | |
3143 | free_nfs_cb_data(data); | |
3144 | } | |
3145 | ||
20379f03 | 3146 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3147 | { |
1a5b83c9 | 3148 | READDIRPLUS3args args; |
56e96539 RS |
3149 | struct nfsdir *nfsdir = data->continue_data;; |
3150 | struct nfsdir *cached; | |
3151 | ||
3152 | cached = nfs_dircache_find(nfs, &data->fh); | |
3153 | if (cached) { | |
3154 | if (attr && attr->mtime.seconds == cached->attr.mtime.seconds) { | |
3155 | cached->current = cached->entries; | |
3156 | data->cb(0, nfs, cached, data->private_data); | |
3157 | free_nfs_cb_data(data); | |
3158 | return 0; | |
3159 | } else { | |
3160 | /* cache must be stale */ | |
3161 | nfs_free_nfsdir(cached); | |
3162 | } | |
3163 | } | |
3164 | ||
3165 | nfsdir->fh.data.data_len = data->fh.data.data_len; | |
3166 | nfsdir->fh.data.data_val = malloc(nfsdir->fh.data.data_len); | |
3167 | if (nfsdir->fh.data.data_val == NULL) { | |
3168 | rpc_set_error(nfs->rpc, "OOM when allocating fh for nfsdir"); | |
3169 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3170 | free_nfs_cb_data(data); | |
3171 | return -1; | |
3172 | } | |
3173 | memcpy(nfsdir->fh.data.data_val, data->fh.data.data_val, data->fh.data.data_len); | |
84004dbf | 3174 | |
1a5b83c9 RS |
3175 | args.dir = data->fh; |
3176 | args.cookie = 0; | |
3177 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
3178 | args.dircount = 8192; | |
3179 | args.maxcount = 8192; | |
3180 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 3181 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
3182 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3183 | free_nfs_cb_data(data); | |
3184 | return -1; | |
3185 | } | |
3186 | return 0; | |
3187 | } | |
3188 | ||
3189 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3190 | { | |
3191 | struct nfsdir *nfsdir; | |
3192 | ||
3193 | nfsdir = malloc(sizeof(struct nfsdir)); | |
3194 | if (nfsdir == NULL) { | |
cbbf9d3e | 3195 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
3196 | return -1; |
3197 | } | |
ea98629a | 3198 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
3199 | |
3200 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
3201 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3202 | return -1; | |
84004dbf RS |
3203 | } |
3204 | ||
3205 | return 0; | |
3206 | } | |
3207 | ||
3208 | ||
3209 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
3210 | { | |
3211 | struct nfsdirent *nfsdirent = nfsdir->current; | |
3212 | ||
3213 | if (nfsdir->current != NULL) { | |
3214 | nfsdir->current = nfsdir->current->next; | |
3215 | } | |
3216 | return nfsdirent; | |
3217 | } | |
3218 | ||
3219 | ||
f893b680 RS |
3220 | /* |
3221 | * closedir() | |
3222 | */ | |
56e96539 | 3223 | void nfs_closedir(struct nfs_context *nfs, struct nfsdir *nfsdir) |
84004dbf | 3224 | { |
56e96539 | 3225 | nfs_dircache_add(nfs, nfsdir); |
84004dbf RS |
3226 | } |
3227 | ||
3228 | ||
f893b680 RS |
3229 | /* |
3230 | * getcwd() | |
3231 | */ | |
3232 | void nfs_getcwd(struct nfs_context *nfs, const char **cwd) | |
3233 | { | |
3234 | if (cwd) { | |
3235 | *cwd = nfs->cwd; | |
3236 | } | |
3237 | } | |
84004dbf RS |
3238 | |
3239 | ||
3240 | /* | |
3241 | * Async lseek() | |
3242 | */ | |
3243 | struct lseek_cb_data { | |
3244 | struct nfs_context *nfs; | |
3245 | struct nfsfh *nfsfh; | |
1f1b6cb0 | 3246 | int64_t offset; |
84004dbf RS |
3247 | nfs_cb cb; |
3248 | void *private_data; | |
3249 | }; | |
3250 | ||
f3a75078 | 3251 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3252 | { |
3253 | GETATTR3res *res; | |
3254 | struct lseek_cb_data *data = private_data; | |
3255 | struct nfs_context *nfs = data->nfs; | |
1f1b6cb0 | 3256 | uint64_t size = 0; |
84004dbf | 3257 | |
f3a75078 RS |
3258 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3259 | ||
84004dbf RS |
3260 | if (status == RPC_STATUS_ERROR) { |
3261 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3262 | free(data); | |
3263 | return; | |
3264 | } | |
3265 | if (status == RPC_STATUS_CANCEL) { | |
3266 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3267 | free(data); | |
3268 | return; | |
3269 | } | |
3270 | ||
3271 | res = command_data; | |
3272 | if (res->status != NFS3_OK) { | |
3273 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3274 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3275 | free(data); | |
3276 | return; | |
3277 | } | |
3278 | ||
1f1b6cb0 AR |
3279 | size = res->GETATTR3res_u.resok.obj_attributes.size; |
3280 | ||
3281 | if (data->offset < 0 && | |
3282 | (uint64_t)(-data->offset) > size) { | |
3283 | data->cb(-EINVAL, nfs, &data->nfsfh->offset, data->private_data); | |
3284 | } else { | |
3285 | data->nfsfh->offset = data->offset + size; | |
3286 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
3287 | } | |
3288 | ||
84004dbf RS |
3289 | free(data); |
3290 | } | |
3291 | ||
1f1b6cb0 | 3292 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
3293 | { |
3294 | struct lseek_cb_data *data; | |
463d59bf | 3295 | struct GETATTR3args args; |
84004dbf RS |
3296 | |
3297 | if (whence == SEEK_SET) { | |
1f1b6cb0 AR |
3298 | if (offset < 0) { |
3299 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3300 | } else { | |
3301 | nfsfh->offset = offset; | |
3302 | cb(0, nfs, &nfsfh->offset, private_data); | |
3303 | } | |
84004dbf RS |
3304 | return 0; |
3305 | } | |
3306 | if (whence == SEEK_CUR) { | |
1f1b6cb0 AR |
3307 | if (offset < 0 && |
3308 | nfsfh->offset < (uint64_t)(-offset)) { | |
3309 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3310 | } else { | |
3311 | nfsfh->offset += offset; | |
3312 | cb(0, nfs, &nfsfh->offset, private_data); | |
3313 | } | |
84004dbf RS |
3314 | return 0; |
3315 | } | |
3316 | ||
3317 | data = malloc(sizeof(struct lseek_cb_data)); | |
3318 | if (data == NULL) { | |
3319 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
3320 | return -1; | |
3321 | } | |
3322 | ||
3323 | data->nfs = nfs; | |
3324 | data->nfsfh = nfsfh; | |
3325 | data->offset = offset; | |
3326 | data->cb = cb; | |
3327 | data->private_data = private_data; | |
3328 | ||
463d59bf | 3329 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 3330 | args.object = nfsfh->fh; |
463d59bf RS |
3331 | |
3332 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
84004dbf RS |
3333 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
3334 | free(data); | |
cbbf9d3e | 3335 | return -1; |
84004dbf RS |
3336 | } |
3337 | return 0; | |
3338 | } | |
3339 | ||
3340 | ||
3341 | ||
3342 | ||
3343 | /* | |
3344 | * Async statvfs() | |
3345 | */ | |
f3a75078 | 3346 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3347 | { |
3348 | FSSTAT3res *res; | |
3349 | struct nfs_cb_data *data = private_data; | |
3350 | struct nfs_context *nfs = data->nfs; | |
3351 | struct statvfs svfs; | |
3352 | ||
f3a75078 RS |
3353 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3354 | ||
84004dbf RS |
3355 | if (status == RPC_STATUS_ERROR) { |
3356 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3357 | free_nfs_cb_data(data); | |
3358 | return; | |
3359 | } | |
3360 | if (status == RPC_STATUS_CANCEL) { | |
3361 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3362 | free_nfs_cb_data(data); | |
3363 | return; | |
3364 | } | |
3365 | ||
3366 | res = command_data; | |
3367 | if (res->status != NFS3_OK) { | |
3368 | 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)); | |
3369 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3370 | free_nfs_cb_data(data); | |
3371 | return; | |
3372 | } | |
3373 | ||
3374 | svfs.f_bsize = 4096; | |
3375 | svfs.f_frsize = 4096; | |
3376 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
3377 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
3378 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
3379 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
3380 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 3381 | #if !defined(ANDROID) |
84004dbf RS |
3382 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
3383 | svfs.f_fsid = 0; | |
3384 | svfs.f_flag = 0; | |
3385 | svfs.f_namemax = 256; | |
252aa90d | 3386 | #endif |
84004dbf RS |
3387 | |
3388 | data->cb(0, nfs, &svfs, data->private_data); | |
3389 | free_nfs_cb_data(data); | |
3390 | } | |
3391 | ||
20379f03 | 3392 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3393 | { |
0249c17b RS |
3394 | FSSTAT3args args; |
3395 | ||
3396 | args.fsroot = data->fh; | |
3397 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
84004dbf RS |
3398 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
3399 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3400 | free_nfs_cb_data(data); | |
3401 | return -1; | |
3402 | } | |
3403 | return 0; | |
3404 | } | |
3405 | ||
3406 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3407 | { | |
3408 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3409 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3410 | return -1; |
3411 | } | |
3412 | ||
3413 | return 0; | |
3414 | } | |
3415 | ||
3416 | ||
3417 | ||
3418 | ||
3419 | /* | |
3420 | * Async readlink() | |
3421 | */ | |
f3a75078 | 3422 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3423 | { |
3424 | READLINK3res *res; | |
3425 | struct nfs_cb_data *data = private_data; | |
3426 | struct nfs_context *nfs = data->nfs; | |
3427 | ||
f3a75078 RS |
3428 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3429 | ||
84004dbf RS |
3430 | if (status == RPC_STATUS_ERROR) { |
3431 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3432 | free_nfs_cb_data(data); | |
3433 | return; | |
3434 | } | |
3435 | if (status == RPC_STATUS_CANCEL) { | |
3436 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3437 | free_nfs_cb_data(data); | |
3438 | return; | |
3439 | } | |
3440 | ||
3441 | res = command_data; | |
3442 | if (res->status != NFS3_OK) { | |
3443 | 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)); | |
3444 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3445 | free_nfs_cb_data(data); | |
3446 | return; | |
3447 | } | |
3448 | ||
4b1ae88a | 3449 | |
84004dbf RS |
3450 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); |
3451 | free_nfs_cb_data(data); | |
3452 | } | |
3453 | ||
20379f03 | 3454 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3455 | { |
16104b27 RS |
3456 | READLINK3args args; |
3457 | ||
2452c57f | 3458 | args.symlink = data->fh; |
16104b27 | 3459 | |
7cd23ccc | 3460 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
84004dbf RS |
3461 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
3462 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3463 | free_nfs_cb_data(data); | |
3464 | return -1; | |
3465 | } | |
3466 | return 0; | |
3467 | } | |
3468 | ||
3469 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3470 | { | |
3471 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3472 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3473 | return -1; |
3474 | } | |
3475 | ||
3476 | return 0; | |
3477 | } | |
3478 | ||
3479 | ||
3480 | ||
3481 | ||
3482 | /* | |
3483 | * Async chmod() | |
3484 | */ | |
f3a75078 | 3485 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3486 | { |
3487 | struct nfs_cb_data *data = private_data; | |
3488 | struct nfs_context *nfs = data->nfs; | |
3489 | SETATTR3res *res; | |
3490 | ||
f3a75078 RS |
3491 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3492 | ||
84004dbf RS |
3493 | if (status == RPC_STATUS_ERROR) { |
3494 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3495 | free_nfs_cb_data(data); | |
3496 | return; | |
3497 | } | |
3498 | if (status == RPC_STATUS_CANCEL) { | |
3499 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3500 | free_nfs_cb_data(data); | |
3501 | return; | |
3502 | } | |
3503 | ||
3504 | res = command_data; | |
3505 | if (res->status != NFS3_OK) { | |
3506 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3507 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3508 | free_nfs_cb_data(data); | |
3509 | return; | |
3510 | } | |
3511 | ||
3512 | data->cb(0, nfs, NULL, data->private_data); | |
3513 | free_nfs_cb_data(data); | |
3514 | } | |
3515 | ||
20379f03 | 3516 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3517 | { |
3518 | SETATTR3args args; | |
3519 | ||
ea98629a | 3520 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3521 | args.object = data->fh; |
84004dbf RS |
3522 | args.new_attributes.mode.set_it = 1; |
3523 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3524 | ||
b701254d | 3525 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
84004dbf RS |
3526 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3527 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3528 | free_nfs_cb_data(data); | |
3529 | return -1; | |
3530 | } | |
3531 | return 0; | |
3532 | } | |
3533 | ||
3534 | ||
3535 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3536 | { | |
3537 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 3538 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3539 | return -1; |
3540 | } | |
3541 | ||
3542 | return 0; | |
3543 | } | |
3544 | ||
3545 | /* | |
3546 | * Async fchmod() | |
3547 | */ | |
3548 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3549 | { | |
3550 | struct nfs_cb_data *data; | |
3551 | ||
3552 | data = malloc(sizeof(struct nfs_cb_data)); | |
3553 | if (data == NULL) { | |
cbbf9d3e | 3554 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
3555 | return -1; |
3556 | } | |
ea98629a | 3557 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3558 | data->nfs = nfs; |
3559 | data->cb = cb; | |
3560 | data->private_data = private_data; | |
3561 | data->continue_int = mode; | |
3562 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3563 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3564 | if (data->fh.data.data_val == NULL) { | |
3565 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3566 | free_nfs_cb_data(data); | |
3567 | return -1; | |
3568 | } | |
3569 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3570 | ||
20379f03 | 3571 | if (nfs_chmod_continue_internal(nfs, NULL, data) != 0) { |
84004dbf RS |
3572 | return -1; |
3573 | } | |
3574 | ||
3575 | return 0; | |
3576 | } | |
3577 | ||
3578 | ||
3579 | ||
3580 | /* | |
3581 | * Async chown() | |
3582 | */ | |
f3a75078 | 3583 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3584 | { |
3585 | struct nfs_cb_data *data = private_data; | |
3586 | struct nfs_context *nfs = data->nfs; | |
3587 | SETATTR3res *res; | |
3588 | ||
f3a75078 RS |
3589 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3590 | ||
84004dbf RS |
3591 | if (status == RPC_STATUS_ERROR) { |
3592 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3593 | free_nfs_cb_data(data); | |
3594 | return; | |
3595 | } | |
3596 | if (status == RPC_STATUS_CANCEL) { | |
3597 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3598 | free_nfs_cb_data(data); | |
3599 | return; | |
3600 | } | |
3601 | ||
3602 | res = command_data; | |
3603 | if (res->status != NFS3_OK) { | |
3604 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3605 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3606 | free_nfs_cb_data(data); | |
3607 | return; | |
3608 | } | |
3609 | ||
3610 | data->cb(0, nfs, NULL, data->private_data); | |
3611 | free_nfs_cb_data(data); | |
3612 | } | |
3613 | ||
3614 | struct nfs_chown_data { | |
3615 | uid_t uid; | |
3616 | gid_t gid; | |
3617 | }; | |
3618 | ||
20379f03 | 3619 | static int nfs_chown_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3620 | { |
3621 | SETATTR3args args; | |
3622 | struct nfs_chown_data *chown_data = data->continue_data; | |
3623 | ||
ea98629a | 3624 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3625 | args.object = data->fh; |
84004dbf RS |
3626 | if (chown_data->uid != (uid_t)-1) { |
3627 | args.new_attributes.uid.set_it = 1; | |
3628 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3629 | } | |
3630 | if (chown_data->gid != (gid_t)-1) { | |
3631 | args.new_attributes.gid.set_it = 1; | |
3632 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3633 | } | |
3634 | ||
b701254d | 3635 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
84004dbf RS |
3636 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3637 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3638 | free_nfs_cb_data(data); | |
3639 | return -1; | |
3640 | } | |
3641 | return 0; | |
3642 | } | |
3643 | ||
3644 | ||
3645 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3646 | { | |
3647 | struct nfs_chown_data *chown_data; | |
3648 | ||
3649 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3650 | if (chown_data == NULL) { | |
cbbf9d3e | 3651 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3652 | return -1; |
3653 | } | |
3654 | ||
3655 | chown_data->uid = uid; | |
3656 | chown_data->gid = gid; | |
3657 | ||
3658 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3659 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3660 | return -1; |
3661 | } | |
3662 | ||
3663 | return 0; | |
3664 | } | |
3665 | ||
3666 | ||
3667 | /* | |
3668 | * Async fchown() | |
3669 | */ | |
3670 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3671 | { | |
3672 | struct nfs_cb_data *data; | |
3673 | struct nfs_chown_data *chown_data; | |
3674 | ||
3675 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3676 | if (chown_data == NULL) { | |
cbbf9d3e | 3677 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3678 | return -1; |
3679 | } | |
3680 | ||
3681 | chown_data->uid = uid; | |
3682 | chown_data->gid = gid; | |
3683 | ||
84004dbf RS |
3684 | data = malloc(sizeof(struct nfs_cb_data)); |
3685 | if (data == NULL) { | |
cbbf9d3e | 3686 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
b6619d88 | 3687 | free(chown_data); |
84004dbf RS |
3688 | return -1; |
3689 | } | |
ea98629a | 3690 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3691 | data->nfs = nfs; |
3692 | data->cb = cb; | |
3693 | data->private_data = private_data; | |
3694 | data->continue_data = chown_data; | |
6b1f14ca | 3695 | data->free_continue_data = free; |
84004dbf RS |
3696 | data->fh.data.data_len = nfsfh->fh.data.data_len; |
3697 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3698 | if (data->fh.data.data_val == NULL) { | |
3699 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3700 | free_nfs_cb_data(data); | |
3701 | return -1; | |
3702 | } | |
3703 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3704 | ||
20379f03 | 3705 | if (nfs_chown_continue_internal(nfs, NULL, data) != 0) { |
84004dbf RS |
3706 | return -1; |
3707 | } | |
3708 | ||
3709 | return 0; | |
3710 | } | |
3711 | ||
3712 | ||
3713 | ||
3714 | ||
3715 | ||
3716 | /* | |
3717 | * Async utimes() | |
3718 | */ | |
f3a75078 | 3719 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3720 | { |
3721 | struct nfs_cb_data *data = private_data; | |
3722 | struct nfs_context *nfs = data->nfs; | |
3723 | SETATTR3res *res; | |
3724 | ||
f3a75078 RS |
3725 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3726 | ||
84004dbf RS |
3727 | if (status == RPC_STATUS_ERROR) { |
3728 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3729 | free_nfs_cb_data(data); | |
3730 | return; | |
3731 | } | |
3732 | if (status == RPC_STATUS_CANCEL) { | |
3733 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3734 | free_nfs_cb_data(data); | |
3735 | return; | |
3736 | } | |
3737 | ||
3738 | res = command_data; | |
3739 | if (res->status != NFS3_OK) { | |
3740 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3741 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3742 | free_nfs_cb_data(data); | |
3743 | return; | |
3744 | } | |
3745 | ||
3746 | data->cb(0, nfs, NULL, data->private_data); | |
3747 | free_nfs_cb_data(data); | |
3748 | } | |
3749 | ||
20379f03 | 3750 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3751 | { |
3752 | SETATTR3args args; | |
3753 | struct timeval *utimes_data = data->continue_data; | |
3754 | ||
ea98629a | 3755 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3756 | args.object = data->fh; |
84004dbf RS |
3757 | if (utimes_data != NULL) { |
3758 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
3759 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
3760 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
3761 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
3762 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
3763 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
3764 | } else { | |
3765 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
3766 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
3767 | } | |
3768 | ||
b701254d | 3769 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
84004dbf RS |
3770 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3771 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3772 | free_nfs_cb_data(data); | |
3773 | return -1; | |
3774 | } | |
3775 | return 0; | |
3776 | } | |
3777 | ||
3778 | ||
3779 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
3780 | { | |
3781 | struct timeval *new_times = NULL; | |
3782 | ||
3783 | if (times != NULL) { | |
3784 | new_times = malloc(sizeof(struct timeval)*2); | |
3785 | if (new_times == NULL) { | |
cbbf9d3e | 3786 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3787 | return -1; |
3788 | } | |
3789 | ||
3790 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3791 | } | |
3792 | ||
3793 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3794 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3795 | return -1; |
3796 | } | |
3797 | ||
3798 | return 0; | |
3799 | } | |
3800 | ||
3801 | /* | |
3802 | * Async utime() | |
3803 | */ | |
3804 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3805 | { | |
3806 | struct timeval *new_times = NULL; | |
3807 | ||
3808 | if (times != NULL) { | |
3809 | new_times = malloc(sizeof(struct timeval)*2); | |
3810 | if (new_times == NULL) { | |
cbbf9d3e | 3811 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3812 | return -1; |
3813 | } | |
3814 | ||
3815 | new_times[0].tv_sec = times->actime; | |
3816 | new_times[0].tv_usec = 0; | |
3817 | new_times[1].tv_sec = times->modtime; | |
3818 | new_times[1].tv_usec = 0; | |
3819 | } | |
3820 | ||
3821 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3822 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3823 | return -1; |
3824 | } | |
3825 | ||
3826 | return 0; | |
3827 | } | |
84004dbf RS |
3828 | |
3829 | ||
3830 | /* | |
3831 | * Async access() | |
3832 | */ | |
f3a75078 | 3833 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3834 | { |
3835 | ACCESS3res *res; | |
3836 | struct nfs_cb_data *data = private_data; | |
3837 | struct nfs_context *nfs = data->nfs; | |
3838 | unsigned int nfsmode = 0; | |
3839 | ||
f3a75078 RS |
3840 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3841 | ||
84004dbf RS |
3842 | if (status == RPC_STATUS_ERROR) { |
3843 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3844 | free_nfs_cb_data(data); | |
3845 | return; | |
3846 | } | |
3847 | if (status == RPC_STATUS_CANCEL) { | |
3848 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3849 | free_nfs_cb_data(data); | |
3850 | return; | |
3851 | } | |
3852 | ||
3853 | res = command_data; | |
3854 | if (res->status != NFS3_OK) { | |
3855 | 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)); | |
3856 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3857 | free_nfs_cb_data(data); | |
3858 | return; | |
3859 | } | |
3860 | ||
3861 | if (data->continue_int & R_OK) { | |
3862 | nfsmode |= ACCESS3_READ; | |
3863 | } | |
3864 | if (data->continue_int & W_OK) { | |
3865 | nfsmode |= ACCESS3_MODIFY; | |
3866 | } | |
3867 | if (data->continue_int & X_OK) { | |
3868 | nfsmode |= ACCESS3_EXECUTE; | |
3869 | } | |
3870 | ||
3871 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3872 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3873 | nfsmode&ACCESS3_READ?'r':'-', | |
3874 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3875 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3876 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3877 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3878 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3879 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3880 | free_nfs_cb_data(data); | |
3881 | return; | |
3882 | } | |
3883 | ||
3884 | data->cb(0, nfs, NULL, data->private_data); | |
3885 | free_nfs_cb_data(data); | |
3886 | } | |
3887 | ||
20379f03 | 3888 | static int nfs_access_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3889 | { |
3890 | int nfsmode = 0; | |
463d59bf | 3891 | ACCESS3args args; |
84004dbf RS |
3892 | |
3893 | if (data->continue_int & R_OK) { | |
3894 | nfsmode |= ACCESS3_READ; | |
3895 | } | |
3896 | if (data->continue_int & W_OK) { | |
3897 | nfsmode |= ACCESS3_MODIFY; | |
3898 | } | |
3899 | if (data->continue_int & X_OK) { | |
3900 | nfsmode |= ACCESS3_EXECUTE; | |
3901 | } | |
3902 | ||
463d59bf | 3903 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 3904 | args.object = data->fh; |
463d59bf RS |
3905 | args.access = nfsmode; |
3906 | ||
3907 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
84004dbf RS |
3908 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
3909 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3910 | free_nfs_cb_data(data); | |
3911 | return -1; | |
3912 | } | |
3913 | return 0; | |
3914 | } | |
3915 | ||
3916 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3917 | { | |
3918 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3919 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3920 | return -1; | |
84004dbf RS |
3921 | } |
3922 | ||
3923 | return 0; | |
3924 | } | |
3925 | ||
3926 | ||
3927 | ||
3928 | /* | |
3929 | * Async symlink() | |
3930 | */ | |
3931 | struct nfs_symlink_data { | |
3932 | char *oldpath; | |
3933 | char *newpathparent; | |
3934 | char *newpathobject; | |
3935 | }; | |
3936 | ||
3937 | static void free_nfs_symlink_data(void *mem) | |
3938 | { | |
3939 | struct nfs_symlink_data *data = mem; | |
3940 | ||
3941 | if (data->oldpath != NULL) { | |
3942 | free(data->oldpath); | |
3943 | } | |
3944 | if (data->newpathparent != NULL) { | |
3945 | free(data->newpathparent); | |
3946 | } | |
3947 | if (data->newpathobject != NULL) { | |
3948 | free(data->newpathobject); | |
3949 | } | |
3950 | free(data); | |
3951 | } | |
3952 | ||
f3a75078 | 3953 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3954 | { |
3955 | SYMLINK3res *res; | |
3956 | struct nfs_cb_data *data = private_data; | |
3957 | struct nfs_context *nfs = data->nfs; | |
3958 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
4b1ae88a | 3959 | |
f3a75078 RS |
3960 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3961 | ||
84004dbf RS |
3962 | if (status == RPC_STATUS_ERROR) { |
3963 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3964 | free_nfs_cb_data(data); | |
3965 | return; | |
3966 | } | |
3967 | if (status == RPC_STATUS_CANCEL) { | |
3968 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3969 | free_nfs_cb_data(data); | |
3970 | return; | |
3971 | } | |
3972 | ||
3973 | res = command_data; | |
3974 | if (res->status != NFS3_OK) { | |
3975 | 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)); | |
3976 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3977 | free_nfs_cb_data(data); | |
3978 | return; | |
3979 | } | |
3980 | ||
3981 | data->cb(0, nfs, NULL, data->private_data); | |
3982 | free_nfs_cb_data(data); | |
3983 | } | |
3984 | ||
20379f03 | 3985 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3986 | { |
3987 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
87f81c85 | 3988 | SYMLINK3args args; |
84004dbf | 3989 | |
87f81c85 | 3990 | memset(&args, 0, sizeof(SYMLINK3args)); |
2452c57f | 3991 | args.where.dir = data->fh; |
87f81c85 RS |
3992 | args.where.name = symlink_data->newpathobject; |
3993 | args.symlink.symlink_attributes.mode.set_it = 1; | |
3994 | 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; | |
3995 | args.symlink.symlink_data = symlink_data->oldpath; | |
8e255816 | 3996 | |
87f81c85 | 3997 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
84004dbf RS |
3998 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3999 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4000 | free_nfs_cb_data(data); | |
4001 | return -1; | |
4002 | } | |
4003 | return 0; | |
4004 | } | |
4005 | ||
4006 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4007 | { | |
4008 | char *ptr; | |
4009 | struct nfs_symlink_data *symlink_data; | |
4010 | ||
4011 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
4012 | if (symlink_data == NULL) { | |
cbbf9d3e | 4013 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
4014 | return -1; |
4015 | } | |
ea98629a | 4016 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
4017 | |
4018 | symlink_data->oldpath = strdup(oldpath); | |
4019 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 4020 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4021 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4022 | return -1; |
84004dbf RS |
4023 | } |
4024 | ||
4025 | symlink_data->newpathparent = strdup(newpath); | |
4026 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 4027 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 4028 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4029 | return -1; |
84004dbf RS |
4030 | } |
4031 | ||
93e9306f | 4032 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 4033 | if (ptr == NULL) { |
cbbf9d3e | 4034 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 4035 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4036 | return -1; |
84004dbf RS |
4037 | } |
4038 | *ptr = 0; | |
4039 | ptr++; | |
4040 | ||
4041 | symlink_data->newpathobject = strdup(ptr); | |
4042 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 4043 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 4044 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4045 | return -1; |
84004dbf RS |
4046 | } |
4047 | ||
4048 | 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 |
4049 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4050 | return -1; | |
84004dbf RS |
4051 | } |
4052 | ||
4053 | return 0; | |
4054 | } | |
4055 | ||
4056 | ||
4057 | ||
4058 | /* | |
4059 | * Async rename() | |
4060 | */ | |
4061 | struct nfs_rename_data { | |
4062 | char *oldpath; | |
4063 | char *oldobject; | |
4064 | struct nfs_fh3 olddir; | |
4065 | char *newpath; | |
4066 | char *newobject; | |
4067 | struct nfs_fh3 newdir; | |
4068 | }; | |
4069 | ||
4070 | static void free_nfs_rename_data(void *mem) | |
4071 | { | |
4072 | struct nfs_rename_data *data = mem; | |
4073 | ||
4074 | if (data->oldpath != NULL) { | |
4075 | free(data->oldpath); | |
4076 | } | |
4077 | if (data->olddir.data.data_val != NULL) { | |
4078 | free(data->olddir.data.data_val); | |
4079 | } | |
4080 | if (data->newpath != NULL) { | |
4081 | free(data->newpath); | |
4082 | } | |
4083 | if (data->newdir.data.data_val != NULL) { | |
4084 | free(data->newdir.data.data_val); | |
4085 | } | |
4086 | free(data); | |
4087 | } | |
4088 | ||
f3a75078 | 4089 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4090 | { |
4091 | RENAME3res *res; | |
4092 | struct nfs_cb_data *data = private_data; | |
4093 | struct nfs_context *nfs = data->nfs; | |
4094 | struct nfs_rename_data *rename_data = data->continue_data; | |
4b1ae88a | 4095 | |
f3a75078 RS |
4096 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4097 | ||
84004dbf RS |
4098 | if (status == RPC_STATUS_ERROR) { |
4099 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4100 | free_nfs_cb_data(data); | |
4101 | return; | |
4102 | } | |
4103 | if (status == RPC_STATUS_CANCEL) { | |
4104 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4105 | free_nfs_cb_data(data); | |
4106 | return; | |
4107 | } | |
4108 | ||
4109 | res = command_data; | |
4110 | if (res->status != NFS3_OK) { | |
4111 | 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)); | |
4112 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4113 | free_nfs_cb_data(data); | |
4114 | return; | |
4115 | } | |
4116 | ||
4117 | data->cb(0, nfs, NULL, data->private_data); | |
4118 | free_nfs_cb_data(data); | |
4119 | } | |
4120 | ||
20379f03 | 4121 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4122 | { |
4123 | struct nfs_rename_data *rename_data = data->continue_data; | |
5940c705 | 4124 | RENAME3args args; |
84004dbf RS |
4125 | |
4126 | /* steal the filehandle */ | |
2452c57f | 4127 | rename_data->newdir = data->fh; |
84004dbf RS |
4128 | data->fh.data.data_val = NULL; |
4129 | ||
5940c705 RS |
4130 | args.from.dir = rename_data->olddir; |
4131 | args.from.name = rename_data->oldobject; | |
4132 | args.to.dir = rename_data->newdir; | |
4133 | args.to.name = rename_data->newobject; | |
4134 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
84004dbf RS |
4135 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
4136 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4137 | free_nfs_cb_data(data); | |
4138 | return -1; | |
4139 | } | |
4140 | return 0; | |
4141 | } | |
4142 | ||
4143 | ||
20379f03 | 4144 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4145 | { |
4146 | struct nfs_rename_data *rename_data = data->continue_data; | |
766bb4af AR |
4147 | char* newpath = strdup(rename_data->newpath); |
4148 | if (!newpath) { | |
4149 | rpc_set_error(nfs->rpc, "Out of memory. Could not allocate memory to store target path for rename"); | |
4150 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4151 | free_nfs_cb_data(data); | |
4152 | return -1; | |
4153 | } | |
84004dbf RS |
4154 | |
4155 | /* steal the filehandle */ | |
2452c57f | 4156 | rename_data->olddir = data->fh; |
84004dbf RS |
4157 | data->fh.data.data_val = NULL; |
4158 | ||
4159 | 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 | 4160 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath); |
84004dbf RS |
4161 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
4162 | free_nfs_cb_data(data); | |
766bb4af | 4163 | free(newpath); |
84004dbf RS |
4164 | return -1; |
4165 | } | |
4166 | data->continue_data = NULL; | |
4167 | free_nfs_cb_data(data); | |
766bb4af | 4168 | free(newpath); |
84004dbf RS |
4169 | |
4170 | return 0; | |
4171 | } | |
4172 | ||
4173 | ||
4174 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4175 | { | |
4176 | char *ptr; | |
4177 | struct nfs_rename_data *rename_data; | |
4178 | ||
4179 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
4180 | if (rename_data == NULL) { | |
cbbf9d3e | 4181 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
4182 | return -1; |
4183 | } | |
ea98629a | 4184 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
4185 | |
4186 | rename_data->oldpath = strdup(oldpath); | |
4187 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 4188 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4189 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4190 | return -1; |
84004dbf | 4191 | } |
93e9306f | 4192 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 4193 | if (ptr == NULL) { |
cbbf9d3e | 4194 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 4195 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4196 | return -1; |
84004dbf RS |
4197 | } |
4198 | *ptr = 0; | |
4199 | ptr++; | |
4200 | rename_data->oldobject = ptr; | |
4201 | ||
4202 | ||
4203 | rename_data->newpath = strdup(newpath); | |
4204 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 4205 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4206 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4207 | return -1; |
84004dbf | 4208 | } |
93e9306f | 4209 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 4210 | if (ptr == NULL) { |
cbbf9d3e | 4211 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4212 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4213 | return -1; |
84004dbf RS |
4214 | } |
4215 | *ptr = 0; | |
4216 | ptr++; | |
4217 | rename_data->newobject = ptr; | |
4218 | ||
4219 | ||
4220 | 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 |
4221 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4222 | return -1; | |
84004dbf RS |
4223 | } |
4224 | ||
4225 | return 0; | |
4226 | } | |
4227 | ||
4228 | ||
4229 | /* | |
4230 | * Async link() | |
4231 | */ | |
4232 | struct nfs_link_data { | |
4233 | char *oldpath; | |
4234 | struct nfs_fh3 oldfh; | |
4235 | char *newpath; | |
4236 | char *newobject; | |
4237 | struct nfs_fh3 newdir; | |
4238 | }; | |
4239 | ||
4240 | static void free_nfs_link_data(void *mem) | |
4241 | { | |
4242 | struct nfs_link_data *data = mem; | |
4243 | ||
4244 | if (data->oldpath != NULL) { | |
4245 | free(data->oldpath); | |
4246 | } | |
4247 | if (data->oldfh.data.data_val != NULL) { | |
4248 | free(data->oldfh.data.data_val); | |
4249 | } | |
4250 | if (data->newpath != NULL) { | |
4251 | free(data->newpath); | |
4252 | } | |
4253 | if (data->newdir.data.data_val != NULL) { | |
4254 | free(data->newdir.data.data_val); | |
4255 | } | |
4256 | free(data); | |
4257 | } | |
4258 | ||
f3a75078 | 4259 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4260 | { |
4261 | LINK3res *res; | |
4262 | struct nfs_cb_data *data = private_data; | |
4263 | struct nfs_context *nfs = data->nfs; | |
4264 | struct nfs_link_data *link_data = data->continue_data; | |
4b1ae88a | 4265 | |
f3a75078 RS |
4266 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4267 | ||
84004dbf RS |
4268 | if (status == RPC_STATUS_ERROR) { |
4269 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4270 | free_nfs_cb_data(data); | |
4271 | return; | |
4272 | } | |
4273 | if (status == RPC_STATUS_CANCEL) { | |
4274 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4275 | free_nfs_cb_data(data); | |
4276 | return; | |
4277 | } | |
4278 | ||
4279 | res = command_data; | |
4280 | if (res->status != NFS3_OK) { | |
4281 | 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)); | |
4282 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4283 | free_nfs_cb_data(data); | |
4284 | return; | |
4285 | } | |
4286 | ||
4287 | data->cb(0, nfs, NULL, data->private_data); | |
4288 | free_nfs_cb_data(data); | |
4289 | } | |
4290 | ||
20379f03 | 4291 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4292 | { |
4293 | struct nfs_link_data *link_data = data->continue_data; | |
560f9434 | 4294 | LINK3args args; |
84004dbf RS |
4295 | |
4296 | /* steal the filehandle */ | |
2452c57f | 4297 | link_data->newdir = data->fh; |
84004dbf RS |
4298 | data->fh.data.data_val = NULL; |
4299 | ||
560f9434 RS |
4300 | memset(&args, 0, sizeof(LINK3args)); |
4301 | args.file = link_data->oldfh; | |
4302 | args.link.dir = link_data->newdir; | |
4303 | args.link.name = link_data->newobject; | |
4304 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
84004dbf RS |
4305 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
4306 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4307 | free_nfs_cb_data(data); | |
4308 | return -1; | |
4309 | } | |
4310 | return 0; | |
4311 | } | |
4312 | ||
4313 | ||
20379f03 | 4314 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4315 | { |
4316 | struct nfs_link_data *link_data = data->continue_data; | |
4317 | ||
4318 | /* steal the filehandle */ | |
2452c57f | 4319 | link_data->oldfh = data->fh; |
84004dbf RS |
4320 | data->fh.data.data_val = NULL; |
4321 | ||
4322 | 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) { | |
4323 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
4324 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4325 | free_nfs_cb_data(data); | |
4326 | return -1; | |
4327 | } | |
4328 | data->continue_data = NULL; | |
4329 | free_nfs_cb_data(data); | |
4330 | ||
4331 | return 0; | |
4332 | } | |
4333 | ||
4334 | ||
4335 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4336 | { | |
4337 | char *ptr; | |
4338 | struct nfs_link_data *link_data; | |
4339 | ||
4340 | link_data = malloc(sizeof(struct nfs_link_data)); | |
4341 | if (link_data == NULL) { | |
cbbf9d3e | 4342 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
4343 | return -1; |
4344 | } | |
ea98629a | 4345 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
4346 | |
4347 | link_data->oldpath = strdup(oldpath); | |
4348 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 4349 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4350 | free_nfs_link_data(link_data); |
cbbf9d3e | 4351 | return -1; |
84004dbf RS |
4352 | } |
4353 | ||
4354 | link_data->newpath = strdup(newpath); | |
4355 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 4356 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4357 | free_nfs_link_data(link_data); |
cbbf9d3e | 4358 | return -1; |
84004dbf | 4359 | } |
93e9306f | 4360 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 4361 | if (ptr == NULL) { |
cbbf9d3e | 4362 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4363 | free_nfs_link_data(link_data); |
cbbf9d3e | 4364 | return -1; |
84004dbf RS |
4365 | } |
4366 | *ptr = 0; | |
4367 | ptr++; | |
4368 | link_data->newobject = ptr; | |
4369 | ||
4370 | ||
4371 | 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 |
4372 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4373 | return -1; | |
84004dbf RS |
4374 | } |
4375 | ||
4376 | return 0; | |
4377 | } | |
4378 | ||
4379 | ||
4380 | //qqq replace later with lseek() | |
183451cf | 4381 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
4382 | { |
4383 | return nfsfh->offset; | |
4384 | } | |
4385 | ||
17ef62fa RS |
4386 | |
4387 | ||
4388 | /* | |
4389 | * Get the maximum supported READ3 size by the server | |
4390 | */ | |
183451cf | 4391 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
4392 | { |
4393 | return nfs->readmax; | |
4394 | } | |
4395 | ||
4396 | /* | |
4397 | * Get the maximum supported WRITE3 size by the server | |
4398 | */ | |
183451cf | 4399 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 4400 | { |
e7f3a781 | 4401 | return nfs->writemax; |
17ef62fa | 4402 | } |
1896d37b | 4403 | |
d43a8953 PL |
4404 | void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v) { |
4405 | rpc_set_tcp_syncnt(nfs->rpc, v); | |
4406 | } | |
4407 | ||
4408 | void nfs_set_uid(struct nfs_context *nfs, int uid) { | |
4409 | rpc_set_uid(nfs->rpc, uid); | |
4410 | } | |
4411 | ||
4412 | void nfs_set_gid(struct nfs_context *nfs, int gid) { | |
4413 | rpc_set_gid(nfs->rpc, gid); | |
4414 | } | |
4415 | ||
1896d37b RS |
4416 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) |
4417 | { | |
4418 | va_list ap; | |
1e8994af | 4419 | char *str = NULL; |
1896d37b | 4420 | |
1e8994af | 4421 | va_start(ap, error_string); |
2606f9bb RS |
4422 | str = malloc(1024); |
4423 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
4424 | if (nfs->rpc->error_string != NULL) { |
4425 | free(nfs->rpc->error_string); | |
4426 | } | |
1896d37b | 4427 | nfs->rpc->error_string = str; |
f893b680 | 4428 | va_end(ap); |
1896d37b | 4429 | } |
7f0242ca RS |
4430 | |
4431 | ||
4432 | ||
4433 | struct mount_cb_data { | |
4434 | rpc_cb cb; | |
4435 | void *private_data; | |
4436 | char *server; | |
4437 | }; | |
4438 | ||
4439 | static void free_mount_cb_data(struct mount_cb_data *data) | |
4440 | { | |
4441 | if (data->server != NULL) { | |
4442 | free(data->server); | |
4443 | data->server = NULL; | |
4444 | } | |
4445 | ||
4446 | free(data); | |
4447 | } | |
4448 | ||
4449 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4450 | { | |
4451 | struct mount_cb_data *data = private_data; | |
4452 | ||
f3a75078 RS |
4453 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4454 | ||
4455 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
4456 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4457 | free_mount_cb_data(data); | |
4458 | return; | |
4459 | } | |
4460 | if (status == RPC_STATUS_CANCEL) { | |
4461 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4462 | free_mount_cb_data(data); | |
4463 | return; | |
4464 | } | |
4465 | ||
4466 | data->cb(rpc, 0, command_data, data->private_data); | |
4467 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
4468 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
4469 | } | |
4470 | free_mount_cb_data(data); | |
4471 | } | |
4472 | ||
4473 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4474 | { | |
4475 | struct mount_cb_data *data = private_data; | |
4476 | ||
f3a75078 RS |
4477 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4478 | ||
14a062eb RS |
4479 | /* Dont want any more callbacks even if the socket is closed */ |
4480 | rpc->connect_cb = NULL; | |
4481 | ||
4b1ae88a | 4482 | if (status == RPC_STATUS_ERROR) { |
7f0242ca RS |
4483 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4484 | free_mount_cb_data(data); | |
4485 | return; | |
4486 | } | |
4487 | if (status == RPC_STATUS_CANCEL) { | |
4488 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4489 | free_mount_cb_data(data); | |
4490 | return; | |
4491 | } | |
4492 | ||
eda77ec3 | 4493 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
7f0242ca RS |
4494 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4495 | free_mount_cb_data(data); | |
4496 | return; | |
4497 | } | |
4498 | } | |
4499 | ||
7f0242ca RS |
4500 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) |
4501 | { | |
4502 | struct mount_cb_data *data; | |
4503 | ||
f3a75078 RS |
4504 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4505 | ||
7f0242ca RS |
4506 | data = malloc(sizeof(struct mount_cb_data)); |
4507 | if (data == NULL) { | |
4508 | return -1; | |
4509 | } | |
ea98629a | 4510 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
4511 | data->cb = cb; |
4512 | data->private_data = private_data; | |
4513 | data->server = strdup(server); | |
4514 | if (data->server == NULL) { | |
4515 | free_mount_cb_data(data); | |
4516 | return -1; | |
4b1ae88a | 4517 | } |
2a32a899 RS |
4518 | if (rpc_connect_program_async(rpc, data->server, MOUNT_PROGRAM, MOUNT_V3, mount_export_4_cb, data) != 0) { |
4519 | rpc_set_error(rpc, "Failed to start connection"); | |
7f0242ca RS |
4520 | free_mount_cb_data(data); |
4521 | return -1; | |
4522 | } | |
4523 | ||
4524 | return 0; | |
4525 | } | |
4526 | ||
df5af25f RS |
4527 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
4528 | { | |
f3a75078 | 4529 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
4530 | return nfs->rpc; |
4531 | } | |
4532 | ||
b077fdeb RS |
4533 | const char *nfs_get_server(struct nfs_context *nfs) { |
4534 | return nfs->server; | |
4535 | } | |
4536 | ||
4537 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4538 | return nfs->export; | |
4539 | } | |
0ad9a1f1 | 4540 | |
8724c833 RS |
4541 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4542 | return &nfs->rootfh; | |
4543 | } | |
fa3c25be RS |
4544 | |
4545 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4546 | return &nfsfh->fh; | |
4547 | } |