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 | ||
fc08ac45 RL |
62 | #ifdef MAJOR_IN_MKDEV |
63 | #include <sys/mkdev.h> | |
64 | #endif | |
65 | ||
66 | #ifdef MAJOR_IN_SYSMACROS | |
67 | #include <sys/sysmacros.h> | |
68 | #endif | |
69 | ||
84004dbf | 70 | #include <stdio.h> |
1896d37b | 71 | #include <stdarg.h> |
84004dbf RS |
72 | #include <stdlib.h> |
73 | #include <string.h> | |
f3a75078 | 74 | #include <assert.h> |
84004dbf RS |
75 | #include <errno.h> |
76 | #include <sys/types.h> | |
77 | #include <sys/stat.h> | |
84004dbf | 78 | #include <fcntl.h> |
763cd6e3 | 79 | #include "libnfs-zdr.h" |
56e96539 | 80 | #include "slist.h" |
84004dbf RS |
81 | #include "libnfs.h" |
82 | #include "libnfs-raw.h" | |
83 | #include "libnfs-raw-mount.h" | |
84 | #include "libnfs-raw-nfs.h" | |
6c60e282 | 85 | #include "libnfs-raw-portmap.h" |
1896d37b RS |
86 | #include "libnfs-private.h" |
87 | ||
07d06b25 | 88 | #define MAX_DIR_CACHE 128 |
56e96539 | 89 | |
1896d37b | 90 | struct nfsdir { |
56e96539 RS |
91 | struct nfs_fh3 fh; |
92 | fattr3 attr; | |
93 | struct nfsdir *next; | |
94 | ||
1896d37b RS |
95 | struct nfsdirent *entries; |
96 | struct nfsdirent *current; | |
97 | }; | |
84004dbf | 98 | |
3ca2aac9 PL |
99 | struct nfs_readahead { |
100 | uint64_t fh_offset; | |
101 | uint64_t last_offset; | |
102 | uint64_t buf_offset; | |
103 | uint64_t buf_count; | |
104 | time_t buf_ts; | |
105 | void *buf; | |
106 | uint32_t cur_ra; | |
107 | }; | |
108 | ||
84004dbf RS |
109 | struct nfsfh { |
110 | struct nfs_fh3 fh; | |
111 | int is_sync; | |
548e2bea | 112 | int is_append; |
183451cf | 113 | uint64_t offset; |
3ca2aac9 | 114 | struct nfs_readahead ra; |
84004dbf RS |
115 | }; |
116 | ||
1896d37b RS |
117 | struct nfs_context { |
118 | struct rpc_context *rpc; | |
119 | char *server; | |
120 | char *export; | |
121 | struct nfs_fh3 rootfh; | |
183451cf RS |
122 | uint64_t readmax; |
123 | uint64_t writemax; | |
f893b680 | 124 | char *cwd; |
56e96539 | 125 | struct nfsdir *dircache; |
84004dbf RS |
126 | }; |
127 | ||
128 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
129 | { | |
130 | while (nfsdir->entries) { | |
131 | struct nfsdirent *dirent = nfsdir->entries->next; | |
132 | if (nfsdir->entries->name != NULL) { | |
133 | free(nfsdir->entries->name); | |
134 | } | |
135 | free(nfsdir->entries); | |
136 | nfsdir->entries = dirent; | |
137 | } | |
56e96539 | 138 | free(nfsdir->fh.data.data_val); |
84004dbf RS |
139 | free(nfsdir); |
140 | } | |
141 | ||
56e96539 RS |
142 | static void nfs_dircache_add(struct nfs_context *nfs, struct nfsdir *nfsdir) |
143 | { | |
144 | int i; | |
145 | LIBNFS_LIST_ADD(&nfs->dircache, nfsdir); | |
146 | ||
147 | for (nfsdir = nfs->dircache, i = 0; nfsdir; nfsdir = nfsdir->next, i++) { | |
148 | if (i > MAX_DIR_CACHE) { | |
149 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
150 | nfs_free_nfsdir(nfsdir); | |
151 | break; | |
152 | } | |
153 | } | |
154 | } | |
155 | ||
156 | static struct nfsdir *nfs_dircache_find(struct nfs_context *nfs, struct nfs_fh3 *fh) | |
157 | { | |
158 | struct nfsdir *nfsdir; | |
159 | ||
160 | for (nfsdir = nfs->dircache; nfsdir; nfsdir = nfsdir->next) { | |
161 | if (nfsdir->fh.data.data_len == fh->data.data_len && | |
162 | !memcmp(nfsdir->fh.data.data_val, fh->data.data_val, fh->data.data_len)) { | |
163 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
164 | return nfsdir; | |
165 | } | |
166 | } | |
167 | ||
168 | return NULL; | |
169 | } | |
170 | ||
84004dbf | 171 | struct nfs_cb_data; |
20379f03 RS |
172 | typedef int (*continue_func)(struct nfs_context *nfs, fattr3 *attr, |
173 | struct nfs_cb_data *data); | |
84004dbf RS |
174 | |
175 | struct nfs_cb_data { | |
176 | struct nfs_context *nfs; | |
177 | struct nfsfh *nfsfh; | |
178 | char *saved_path, *path; | |
179 | ||
180 | nfs_cb cb; | |
181 | void *private_data; | |
182 | ||
183 | continue_func continue_cb; | |
184 | void *continue_data; | |
185 | void (*free_continue_data)(void *); | |
186 | int continue_int; | |
187 | ||
188 | struct nfs_fh3 fh; | |
921f877b RS |
189 | |
190 | /* for multi-read/write calls. */ | |
191 | int error; | |
192 | int cancel; | |
1eb4be31 | 193 | int oom; |
921f877b | 194 | int num_calls; |
3ca2aac9 | 195 | uint64_t offset, count, max_offset, org_offset, org_count; |
921f877b | 196 | char *buffer; |
027a767e | 197 | char *usrbuf; |
921f877b RS |
198 | }; |
199 | ||
200 | struct nfs_mcb_data { | |
201 | struct nfs_cb_data *data; | |
183451cf RS |
202 | uint64_t offset; |
203 | uint64_t count; | |
567a94d9 | 204 | int update_pos; |
84004dbf RS |
205 | }; |
206 | ||
20379f03 | 207 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr, struct nfs_cb_data *data, struct nfs_fh3 *fh); |
84004dbf | 208 | |
67ba2239 | 209 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 210 | { |
9896c715 | 211 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
212 | } |
213 | ||
214 | int nfs_get_fd(struct nfs_context *nfs) | |
215 | { | |
216 | return rpc_get_fd(nfs->rpc); | |
217 | } | |
218 | ||
83aa785d RS |
219 | int nfs_queue_length(struct nfs_context *nfs) |
220 | { | |
221 | return rpc_queue_length(nfs->rpc); | |
222 | } | |
223 | ||
84004dbf RS |
224 | int nfs_which_events(struct nfs_context *nfs) |
225 | { | |
226 | return rpc_which_events(nfs->rpc); | |
227 | } | |
228 | ||
229 | int nfs_service(struct nfs_context *nfs, int revents) | |
230 | { | |
231 | return rpc_service(nfs->rpc, revents); | |
232 | } | |
233 | ||
234 | char *nfs_get_error(struct nfs_context *nfs) | |
235 | { | |
236 | return rpc_get_error(nfs->rpc); | |
237 | }; | |
238 | ||
20d6926e | 239 | static int nfs_set_context_args(struct nfs_context *nfs, char *arg, char *val) |
36f488dc | 240 | { |
3ca2aac9 | 241 | if (!strcmp(arg, "tcp-syncnt")) { |
20d6926e | 242 | rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs), atoi(val)); |
3ca2aac9 | 243 | } else if (!strcmp(arg, "uid")) { |
20d6926e | 244 | rpc_set_uid(nfs_get_rpc_context(nfs), atoi(val)); |
3ca2aac9 | 245 | } else if (!strcmp(arg, "gid")) { |
20d6926e | 246 | rpc_set_gid(nfs_get_rpc_context(nfs), atoi(val)); |
3ca2aac9 PL |
247 | } else if (!strcmp(arg, "readahaed")) { |
248 | rpc_set_readahead(nfs_get_rpc_context(nfs), atoi(val)); | |
36f488dc RS |
249 | } |
250 | return 0; | |
251 | } | |
252 | ||
6bdcd5b6 | 253 | static struct nfs_url *nfs_parse_url(struct nfs_context *nfs, const char *url, int dir, int incomplete) |
d2ec73c7 PL |
254 | { |
255 | struct nfs_url *urls; | |
256 | char *strp, *flagsp, *strp2; | |
257 | ||
258 | if (strncmp(url, "nfs://", 6)) { | |
259 | rpc_set_error(nfs->rpc, "Invalid URL specified"); | |
260 | return NULL; | |
261 | } | |
262 | ||
263 | urls = malloc(sizeof(struct nfs_url)); | |
264 | if (urls == NULL) { | |
265 | rpc_set_error(nfs->rpc, "Out of memory"); | |
266 | return NULL; | |
267 | } | |
268 | ||
b70567b6 | 269 | memset(urls, 0x00, sizeof(struct nfs_url)); |
d2ec73c7 PL |
270 | urls->server = strdup(url + 6); |
271 | if (urls->server == NULL) { | |
272 | nfs_destroy_url(urls); | |
273 | rpc_set_error(nfs->rpc, "Out of memory"); | |
274 | return NULL; | |
275 | } | |
276 | ||
277 | if (urls->server[0] == '/' || urls->server[0] == '\0' || | |
278 | urls->server[0] == '?') { | |
279 | if (incomplete) { | |
280 | flagsp = strchr(urls->server, '?'); | |
281 | goto flags; | |
282 | } | |
283 | nfs_destroy_url(urls); | |
284 | rpc_set_error(nfs->rpc, "Invalid server string"); | |
285 | return NULL; | |
286 | } | |
287 | ||
288 | strp = strchr(urls->server, '/'); | |
289 | if (strp == NULL) { | |
290 | if (incomplete) { | |
291 | flagsp = strchr(urls->server, '?'); | |
292 | goto flags; | |
293 | } | |
294 | nfs_destroy_url(urls); | |
295 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
296 | return NULL; | |
297 | } | |
298 | ||
299 | urls->path = strdup(strp); | |
300 | if (urls->path == NULL) { | |
301 | nfs_destroy_url(urls); | |
302 | rpc_set_error(nfs->rpc, "Out of memory"); | |
303 | return NULL; | |
304 | } | |
305 | *strp = 0; | |
306 | ||
307 | if (dir) { | |
308 | flagsp = strchr(urls->path, '?'); | |
309 | goto flags; | |
310 | } | |
311 | ||
312 | strp = strrchr(urls->path, '/'); | |
313 | if (strp == NULL) { | |
314 | if (incomplete) { | |
315 | flagsp = strchr(urls->path, '?'); | |
316 | goto flags; | |
317 | } | |
318 | nfs_destroy_url(urls); | |
319 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
320 | return NULL; | |
321 | } | |
322 | urls->file = strdup(strp); | |
323 | if (urls->path == NULL) { | |
324 | nfs_destroy_url(urls); | |
325 | rpc_set_error(nfs->rpc, "Out of memory"); | |
326 | return NULL; | |
327 | } | |
328 | *strp = 0; | |
329 | flagsp = strchr(urls->file, '?'); | |
330 | ||
331 | flags: | |
332 | if (flagsp) { | |
333 | *flagsp = 0; | |
334 | } | |
335 | ||
336 | if (urls->file && !strlen(urls->file)) { | |
337 | free(urls->file); | |
338 | urls->file = NULL; | |
339 | if (!incomplete) { | |
340 | nfs_destroy_url(urls); | |
341 | rpc_set_error(nfs->rpc, "Incomplete or invalid URL specified."); | |
342 | return NULL; | |
343 | } | |
344 | } | |
345 | ||
d2ec73c7 PL |
346 | while (flagsp != NULL && *(flagsp+1) != 0) { |
347 | strp = flagsp + 1; | |
348 | flagsp = strchr(strp, '&'); | |
349 | if (flagsp) { | |
350 | *flagsp = 0; | |
351 | } | |
352 | strp2 = strchr(strp, '='); | |
353 | if (strp2) { | |
354 | *strp2 = 0; | |
355 | strp2++; | |
20d6926e | 356 | nfs_set_context_args(nfs, strp, strp2); |
d2ec73c7 PL |
357 | } |
358 | } | |
359 | ||
1f1b1c5c PL |
360 | if (urls->server && strlen(urls->server) <= 1) { |
361 | free(urls->server); | |
362 | urls->server = NULL; | |
363 | } | |
364 | ||
d2ec73c7 PL |
365 | return urls; |
366 | } | |
367 | ||
368 | struct nfs_url *nfs_parse_url_full(struct nfs_context *nfs, const char *url) | |
369 | { | |
370 | return nfs_parse_url(nfs, url, 0, 0); | |
371 | } | |
372 | ||
373 | struct nfs_url *nfs_parse_url_dir(struct nfs_context *nfs, const char *url) | |
374 | { | |
375 | return nfs_parse_url(nfs, url, 1, 0); | |
376 | } | |
377 | ||
378 | struct nfs_url *nfs_parse_url_incomplete(struct nfs_context *nfs, const char *url) | |
379 | { | |
380 | return nfs_parse_url(nfs, url, 0, 1); | |
381 | } | |
382 | ||
383 | ||
384 | void nfs_destroy_url(struct nfs_url *url) | |
385 | { | |
386 | if (url) { | |
387 | free(url->server); | |
388 | free(url->path); | |
389 | free(url->file); | |
390 | } | |
391 | free(url); | |
392 | } | |
393 | ||
84004dbf RS |
394 | struct nfs_context *nfs_init_context(void) |
395 | { | |
396 | struct nfs_context *nfs; | |
397 | ||
398 | nfs = malloc(sizeof(struct nfs_context)); | |
399 | if (nfs == NULL) { | |
84004dbf RS |
400 | return NULL; |
401 | } | |
f893b680 RS |
402 | memset(nfs, 0, sizeof(struct nfs_context)); |
403 | ||
84004dbf RS |
404 | nfs->rpc = rpc_init_context(); |
405 | if (nfs->rpc == NULL) { | |
84004dbf RS |
406 | free(nfs); |
407 | return NULL; | |
408 | } | |
409 | ||
f893b680 | 410 | nfs->cwd = strdup("/"); |
963c2f83 | 411 | |
84004dbf RS |
412 | return nfs; |
413 | } | |
414 | ||
415 | void nfs_destroy_context(struct nfs_context *nfs) | |
416 | { | |
417 | rpc_destroy_context(nfs->rpc); | |
418 | nfs->rpc = NULL; | |
419 | ||
420 | if (nfs->server) { | |
421 | free(nfs->server); | |
422 | nfs->server = NULL; | |
423 | } | |
424 | ||
425 | if (nfs->export) { | |
426 | free(nfs->export); | |
427 | nfs->export = NULL; | |
428 | } | |
429 | ||
f893b680 RS |
430 | if (nfs->cwd) { |
431 | free(nfs->cwd); | |
432 | nfs->cwd = NULL; | |
433 | } | |
434 | ||
84004dbf RS |
435 | if (nfs->rootfh.data.data_val != NULL) { |
436 | free(nfs->rootfh.data.data_val); | |
437 | nfs->rootfh.data.data_val = NULL; | |
438 | } | |
439 | ||
56e96539 RS |
440 | while (nfs->dircache) { |
441 | struct nfsdir *nfsdir = nfs->dircache; | |
442 | LIBNFS_LIST_REMOVE(&nfs->dircache, nfsdir); | |
443 | nfs_free_nfsdir(nfsdir); | |
444 | } | |
445 | ||
84004dbf RS |
446 | free(nfs); |
447 | } | |
448 | ||
8733f38d RS |
449 | struct rpc_cb_data { |
450 | char *server; | |
451 | uint32_t program; | |
452 | uint32_t version; | |
453 | ||
454 | rpc_cb cb; | |
455 | void *private_data; | |
2452c57f | 456 | }; |
8733f38d RS |
457 | |
458 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
459 | { | |
460 | free(data->server); | |
461 | data->server = NULL; | |
462 | free(data); | |
463 | } | |
464 | ||
f694a287 RS |
465 | static void rpc_connect_program_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
466 | { | |
467 | struct rpc_cb_data *data = private_data; | |
468 | ||
469 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
470 | ||
471 | /* Dont want any more callbacks even if the socket is closed */ | |
472 | rpc->connect_cb = NULL; | |
473 | ||
474 | if (status == RPC_STATUS_ERROR) { | |
475 | data->cb(rpc, status, command_data, data->private_data); | |
476 | free_rpc_cb_data(data); | |
477 | return; | |
478 | } | |
479 | if (status == RPC_STATUS_CANCEL) { | |
480 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
481 | free_rpc_cb_data(data); | |
482 | return; | |
483 | } | |
484 | ||
485 | data->cb(rpc, status, NULL, data->private_data); | |
486 | free_rpc_cb_data(data); | |
487 | } | |
488 | ||
8733f38d RS |
489 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
490 | { | |
491 | struct rpc_cb_data *data = private_data; | |
492 | ||
493 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
494 | ||
495 | /* Dont want any more callbacks even if the socket is closed */ | |
496 | rpc->connect_cb = NULL; | |
497 | ||
498 | if (status == RPC_STATUS_ERROR) { | |
499 | data->cb(rpc, status, command_data, data->private_data); | |
500 | free_rpc_cb_data(data); | |
501 | return; | |
502 | } | |
503 | if (status == RPC_STATUS_CANCEL) { | |
504 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
505 | free_rpc_cb_data(data); | |
506 | return; | |
507 | } | |
508 | ||
f694a287 RS |
509 | switch (data->program) { |
510 | case MOUNT_PROGRAM: | |
511 | if (rpc_mount3_null_async(rpc, rpc_connect_program_5_cb, | |
512 | data) != 0) { | |
513 | data->cb(rpc, status, command_data, data->private_data); | |
514 | free_rpc_cb_data(data); | |
515 | return; | |
516 | } | |
517 | return; | |
518 | case NFS_PROGRAM: | |
519 | if (rpc_nfs3_null_async(rpc, rpc_connect_program_5_cb, | |
520 | data) != 0) { | |
521 | data->cb(rpc, status, command_data, data->private_data); | |
522 | free_rpc_cb_data(data); | |
523 | return; | |
524 | } | |
525 | return; | |
526 | } | |
527 | ||
8733f38d RS |
528 | data->cb(rpc, status, NULL, data->private_data); |
529 | free_rpc_cb_data(data); | |
530 | } | |
531 | ||
532 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
533 | { | |
534 | struct rpc_cb_data *data = private_data; | |
24f45c54 | 535 | struct pmap3_string_result *gar; |
6c60e282 RS |
536 | uint32_t rpc_port = 0; |
537 | unsigned char *ptr; | |
8733f38d RS |
538 | |
539 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
540 | ||
4b1ae88a | 541 | if (status == RPC_STATUS_ERROR) { |
8733f38d RS |
542 | data->cb(rpc, status, command_data, data->private_data); |
543 | free_rpc_cb_data(data); | |
544 | return; | |
545 | } | |
546 | if (status == RPC_STATUS_CANCEL) { | |
547 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
548 | free_rpc_cb_data(data); | |
549 | return; | |
550 | } | |
551 | ||
6c60e282 RS |
552 | switch (rpc->s.ss_family) { |
553 | case AF_INET: | |
554 | rpc_port = *(uint32_t *)command_data; | |
555 | break; | |
556 | case AF_INET6: | |
557 | /* ouch. portmapper and ipv6 are not great */ | |
558 | gar = command_data; | |
559 | if (gar->addr == NULL) { | |
560 | break; | |
561 | } | |
562 | ptr = strrchr(gar->addr, '.'); | |
563 | if (ptr == NULL) { | |
564 | break; | |
565 | } | |
566 | rpc_port = atoi(ptr + 1); | |
567 | *ptr = 0; | |
568 | ptr = strrchr(gar->addr, '.'); | |
569 | if (ptr == NULL) { | |
570 | break; | |
571 | } | |
572 | rpc_port += 256 * atoi(ptr + 1); | |
573 | break; | |
574 | } | |
8733f38d RS |
575 | if (rpc_port == 0) { |
576 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
577 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
578 | free_rpc_cb_data(data); | |
579 | return; | |
580 | } | |
581 | ||
582 | rpc_disconnect(rpc, "normal disconnect"); | |
583 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
584 | data->cb(rpc, status, command_data, data->private_data); | |
585 | free_rpc_cb_data(data); | |
586 | return; | |
587 | } | |
588 | } | |
589 | ||
590 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
591 | { | |
592 | struct rpc_cb_data *data = private_data; | |
6c60e282 | 593 | struct pmap3_mapping map; |
8733f38d RS |
594 | |
595 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
596 | ||
597 | if (status == RPC_STATUS_ERROR) { | |
598 | data->cb(rpc, status, command_data, data->private_data); | |
599 | free_rpc_cb_data(data); | |
600 | return; | |
601 | } | |
602 | if (status == RPC_STATUS_CANCEL) { | |
603 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
604 | free_rpc_cb_data(data); | |
605 | return; | |
606 | } | |
607 | ||
6c60e282 RS |
608 | switch (rpc->s.ss_family) { |
609 | case AF_INET: | |
610 | if (rpc_pmap2_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
611 | data->cb(rpc, status, command_data, data->private_data); | |
612 | free_rpc_cb_data(data); | |
613 | return; | |
614 | } | |
615 | break; | |
616 | case AF_INET6: | |
617 | map.prog=data->program; | |
618 | map.vers=data->version; | |
619 | map.netid=""; | |
620 | map.addr=""; | |
621 | map.owner=""; | |
622 | if (rpc_pmap3_getaddr_async(rpc, &map, rpc_connect_program_3_cb, private_data) != 0) { | |
623 | data->cb(rpc, status, command_data, data->private_data); | |
624 | free_rpc_cb_data(data); | |
625 | return; | |
626 | } | |
627 | break; | |
8733f38d RS |
628 | } |
629 | } | |
630 | ||
631 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
632 | { | |
633 | struct rpc_cb_data *data = private_data; | |
634 | ||
635 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
636 | ||
637 | /* Dont want any more callbacks even if the socket is closed */ | |
638 | rpc->connect_cb = NULL; | |
639 | ||
640 | if (status == RPC_STATUS_ERROR) { | |
641 | data->cb(rpc, status, command_data, data->private_data); | |
642 | free_rpc_cb_data(data); | |
643 | return; | |
644 | } | |
645 | if (status == RPC_STATUS_CANCEL) { | |
646 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
647 | free_rpc_cb_data(data); | |
648 | return; | |
649 | } | |
650 | ||
6c60e282 RS |
651 | switch (rpc->s.ss_family) { |
652 | case AF_INET: | |
653 | if (rpc_pmap2_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
654 | data->cb(rpc, status, command_data, data->private_data); | |
655 | free_rpc_cb_data(data); | |
656 | return; | |
657 | } | |
658 | break; | |
659 | case AF_INET6: | |
660 | if (rpc_pmap3_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
661 | data->cb(rpc, status, command_data, data->private_data); | |
662 | free_rpc_cb_data(data); | |
663 | return; | |
664 | } | |
665 | break; | |
8733f38d RS |
666 | } |
667 | } | |
668 | ||
f694a287 | 669 | int rpc_connect_program_async(struct rpc_context *rpc, const char *server, int program, int version, rpc_cb cb, void *private_data) |
8733f38d RS |
670 | { |
671 | struct rpc_cb_data *data; | |
672 | ||
673 | data = malloc(sizeof(struct rpc_cb_data)); | |
674 | if (data == NULL) { | |
675 | return -1; | |
676 | } | |
677 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
678 | data->server = strdup(server); | |
679 | data->program = program; | |
680 | data->version = version; | |
681 | ||
682 | data->cb = cb; | |
683 | data->private_data = private_data; | |
684 | ||
685 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
686 | rpc_set_error(rpc, "Failed to start connection"); | |
687 | free_rpc_cb_data(data); | |
688 | return -1; | |
689 | } | |
690 | return 0; | |
691 | } | |
692 | ||
2fa14f9b | 693 | static void free_nfs_cb_data(struct nfs_cb_data *data) |
84004dbf | 694 | { |
84004dbf | 695 | if (data->continue_data != NULL) { |
206a2ff6 | 696 | assert(data->free_continue_data); |
84004dbf | 697 | data->free_continue_data(data->continue_data); |
84004dbf RS |
698 | } |
699 | ||
2fa14f9b AR |
700 | free(data->saved_path); |
701 | free(data->fh.data.data_val); | |
702 | free(data->buffer); | |
921f877b | 703 | |
84004dbf RS |
704 | free(data); |
705 | } | |
706 | ||
370c59e3 RL |
707 | static void free_nfsfh(struct nfsfh *nfsfh) |
708 | { | |
709 | if (nfsfh->fh.data.data_val != NULL) { | |
710 | free(nfsfh->fh.data.data_val); | |
711 | nfsfh->fh.data.data_val = NULL; | |
712 | } | |
713 | free(nfsfh->ra.buf); | |
714 | free(nfsfh); | |
715 | } | |
716 | ||
84004dbf | 717 | |
f3a75078 | 718 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
719 | { |
720 | struct nfs_cb_data *data = private_data; | |
721 | struct nfs_context *nfs = data->nfs; | |
722 | ||
f3a75078 RS |
723 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
724 | ||
84004dbf RS |
725 | if (status == RPC_STATUS_ERROR) { |
726 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
727 | free_nfs_cb_data(data); | |
728 | return; | |
729 | } | |
730 | if (status == RPC_STATUS_CANCEL) { | |
731 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
732 | free_nfs_cb_data(data); | |
733 | return; | |
734 | } | |
735 | ||
736 | data->cb(0, nfs, NULL, data->private_data); | |
737 | free_nfs_cb_data(data); | |
738 | } | |
739 | ||
17ef62fa | 740 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
741 | { |
742 | struct nfs_cb_data *data = private_data; | |
743 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 744 | FSINFO3res *res = command_data; |
463d59bf | 745 | struct GETATTR3args args; |
84004dbf | 746 | |
f3a75078 RS |
747 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
748 | ||
84004dbf RS |
749 | if (status == RPC_STATUS_ERROR) { |
750 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
751 | free_nfs_cb_data(data); | |
752 | return; | |
753 | } | |
754 | if (status == RPC_STATUS_CANCEL) { | |
755 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
756 | free_nfs_cb_data(data); | |
757 | return; | |
758 | } | |
759 | ||
17ef62fa RS |
760 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
761 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 762 | |
463d59bf | 763 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 764 | args.object = nfs->rootfh; |
463d59bf RS |
765 | |
766 | if (rpc_nfs3_getattr_async(rpc, nfs_mount_10_cb, &args, data) != 0) { | |
84004dbf RS |
767 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
768 | free_nfs_cb_data(data); | |
769 | return; | |
770 | } | |
771 | } | |
772 | ||
17ef62fa RS |
773 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
774 | { | |
775 | struct nfs_cb_data *data = private_data; | |
776 | struct nfs_context *nfs = data->nfs; | |
c4ba61c5 | 777 | struct FSINFO3args args; |
17ef62fa | 778 | |
f3a75078 RS |
779 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
780 | ||
17ef62fa RS |
781 | if (status == RPC_STATUS_ERROR) { |
782 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
783 | free_nfs_cb_data(data); | |
784 | return; | |
785 | } | |
786 | if (status == RPC_STATUS_CANCEL) { | |
787 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
788 | free_nfs_cb_data(data); | |
789 | return; | |
790 | } | |
791 | ||
28ee9de2 RL |
792 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
793 | rpc_set_autoreconnect(rpc); | |
794 | ||
c4ba61c5 RS |
795 | args.fsroot = nfs->rootfh; |
796 | if (rpc_nfs3_fsinfo_async(rpc, nfs_mount_9_cb, &args, data) != 0) { | |
17ef62fa RS |
797 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
798 | free_nfs_cb_data(data); | |
799 | return; | |
800 | } | |
801 | } | |
802 | ||
84004dbf RS |
803 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
804 | { | |
805 | struct nfs_cb_data *data = private_data; | |
806 | struct nfs_context *nfs = data->nfs; | |
807 | mountres3 *res; | |
808 | ||
f3a75078 RS |
809 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
810 | ||
84004dbf RS |
811 | if (status == RPC_STATUS_ERROR) { |
812 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
813 | free_nfs_cb_data(data); | |
814 | return; | |
815 | } | |
816 | if (status == RPC_STATUS_CANCEL) { | |
817 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
818 | free_nfs_cb_data(data); | |
819 | return; | |
820 | } | |
821 | ||
822 | res = command_data; | |
823 | if (res->fhs_status != MNT3_OK) { | |
824 | 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)); | |
825 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
826 | free_nfs_cb_data(data); | |
827 | return; | |
828 | } | |
829 | ||
830 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
831 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
832 | if (nfs->rootfh.data.data_val == NULL) { | |
833 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
834 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
835 | free_nfs_cb_data(data); | |
836 | return; | |
837 | } | |
838 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
839 | ||
840 | rpc_disconnect(rpc, "normal disconnect"); | |
f694a287 RS |
841 | |
842 | if (rpc_connect_program_async(nfs->rpc, nfs->server, NFS_PROGRAM, NFS_V3, nfs_mount_8_cb, data) != 0) { | |
84004dbf RS |
843 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
844 | free_nfs_cb_data(data); | |
845 | return; | |
846 | } | |
847 | } | |
848 | ||
849 | ||
850 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
851 | { | |
852 | struct nfs_cb_data *data = private_data; | |
853 | struct nfs_context *nfs = data->nfs; | |
854 | ||
f3a75078 RS |
855 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
856 | ||
84004dbf RS |
857 | if (status == RPC_STATUS_ERROR) { |
858 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
859 | free_nfs_cb_data(data); | |
860 | return; | |
861 | } | |
862 | if (status == RPC_STATUS_CANCEL) { | |
863 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
864 | free_nfs_cb_data(data); | |
865 | return; | |
866 | } | |
867 | ||
eda77ec3 | 868 | if (rpc_mount3_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { |
84004dbf RS |
869 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
870 | free_nfs_cb_data(data); | |
871 | return; | |
872 | } | |
873 | } | |
874 | ||
84004dbf RS |
875 | /* |
876 | * Async call for mounting an nfs share and geting the root filehandle | |
877 | */ | |
878 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
879 | { | |
880 | struct nfs_cb_data *data; | |
b077fdeb | 881 | char *new_server, *new_export; |
84004dbf RS |
882 | |
883 | data = malloc(sizeof(struct nfs_cb_data)); | |
884 | if (data == NULL) { | |
cbbf9d3e | 885 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
886 | return -1; |
887 | } | |
ea98629a | 888 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
889 | new_server = strdup(server); |
890 | new_export = strdup(export); | |
891 | if (nfs->server != NULL) { | |
892 | free(nfs->server); | |
b077fdeb RS |
893 | } |
894 | nfs->server = new_server; | |
895 | if (nfs->export != NULL) { | |
896 | free(nfs->export); | |
b077fdeb RS |
897 | } |
898 | nfs->export = new_export; | |
84004dbf RS |
899 | data->nfs = nfs; |
900 | data->cb = cb; | |
901 | data->private_data = private_data; | |
902 | ||
f694a287 | 903 | if (rpc_connect_program_async(nfs->rpc, server, MOUNT_PROGRAM, MOUNT_V3, nfs_mount_5_cb, data) != 0) { |
cbbf9d3e | 904 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 905 | free_nfs_cb_data(data); |
cbbf9d3e | 906 | return -1; |
84004dbf RS |
907 | } |
908 | ||
909 | return 0; | |
910 | } | |
911 | ||
912 | ||
913 | ||
914 | /* | |
915 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
916 | * the filehandle for the final component is found. | |
917 | */ | |
f3a75078 | 918 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
919 | { |
920 | struct nfs_cb_data *data = private_data; | |
921 | struct nfs_context *nfs = data->nfs; | |
922 | LOOKUP3res *res; | |
20379f03 | 923 | fattr3 *attr; |
84004dbf | 924 | |
f3a75078 RS |
925 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
926 | ||
84004dbf RS |
927 | if (status == RPC_STATUS_ERROR) { |
928 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
929 | free_nfs_cb_data(data); | |
930 | return; | |
931 | } | |
932 | if (status == RPC_STATUS_CANCEL) { | |
933 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
934 | free_nfs_cb_data(data); | |
935 | return; | |
936 | } | |
937 | ||
938 | res = command_data; | |
939 | if (res->status != NFS3_OK) { | |
940 | 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)); | |
941 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
942 | free_nfs_cb_data(data); | |
943 | return; | |
944 | } | |
945 | ||
20379f03 RS |
946 | attr = res->LOOKUP3res_u.resok.obj_attributes.attributes_follow ? |
947 | &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes : | |
948 | NULL; | |
949 | ||
950 | /* This function will always invoke the callback and cleanup | |
951 | * for failures. So no need to check the return value. | |
952 | */ | |
953 | nfs_lookup_path_async_internal(nfs, attr, data, &res->LOOKUP3res_u.resok.object); | |
84004dbf RS |
954 | } |
955 | ||
20379f03 | 956 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data, struct nfs_fh3 *fh) |
84004dbf | 957 | { |
f893b680 | 958 | char *path, *slash; |
463d59bf | 959 | LOOKUP3args args; |
84004dbf RS |
960 | |
961 | while (*data->path == '/') { | |
962 | data->path++; | |
963 | } | |
964 | ||
965 | path = data->path; | |
f893b680 RS |
966 | slash = strchr(path, '/'); |
967 | if (slash != NULL) { | |
968 | /* Clear slash so that path is a zero terminated string for | |
969 | * the current path component. Set it back to '/' again later | |
970 | * when we are finished referencing this component so that | |
971 | * data->saved_path will still point to the full | |
972 | * normalized path. | |
973 | */ | |
974 | *slash = 0; | |
975 | data->path = slash+1; | |
84004dbf RS |
976 | } else { |
977 | while (*data->path != 0) { | |
978 | data->path++; | |
979 | } | |
980 | } | |
981 | ||
982 | if (*path == 0) { | |
983 | data->fh.data.data_len = fh->data.data_len; | |
984 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
985 | if (data->fh.data.data_val == NULL) { | |
986 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
987 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
988 | free_nfs_cb_data(data); | |
989 | return -1; | |
990 | } | |
991 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
f893b680 RS |
992 | if (slash != NULL) { |
993 | *slash = '/'; | |
994 | } | |
20379f03 | 995 | data->continue_cb(nfs, attr, data); |
84004dbf RS |
996 | return 0; |
997 | } | |
998 | ||
463d59bf | 999 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
1000 | args.what.dir = *fh; |
1001 | args.what.name = path; | |
463d59bf RS |
1002 | |
1003 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, &args, data) != 0) { | |
84004dbf RS |
1004 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); |
1005 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1006 | free_nfs_cb_data(data); | |
1007 | return -1; | |
1008 | } | |
f893b680 RS |
1009 | if (slash != NULL) { |
1010 | *slash = '/'; | |
1011 | } | |
1012 | return 0; | |
1013 | } | |
1014 | ||
1015 | static int nfs_normalize_path(struct nfs_context *nfs, char *path) | |
1016 | { | |
1017 | char *str; | |
1018 | int len; | |
1019 | ||
1020 | /* // -> / */ | |
4b1ae88a | 1021 | while ((str = strstr(path, "//"))) { |
f893b680 RS |
1022 | while(*str) { |
1023 | *str = *(str + 1); | |
1024 | str++; | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | /* /./ -> / */ | |
4b1ae88a | 1029 | while ((str = strstr(path, "/./"))) { |
f893b680 RS |
1030 | while(*(str + 1)) { |
1031 | *str = *(str + 2); | |
1032 | str++; | |
1033 | } | |
1034 | } | |
1035 | ||
1036 | /* ^/../ -> error */ | |
1037 | if (!strncmp(path, "/../", 4)) { | |
1038 | rpc_set_error(nfs->rpc, | |
1039 | "Absolute path starts with '/../' " | |
1040 | "during normalization"); | |
1041 | return -1; | |
1042 | } | |
1043 | ||
1044 | /* ^[^/] -> error */ | |
1045 | if (path[0] != '/') { | |
1046 | rpc_set_error(nfs->rpc, | |
1047 | "Absolute path does not start with '/'"); | |
1048 | return -1; | |
1049 | } | |
1050 | ||
1051 | /* /string/../ -> / */ | |
4b1ae88a | 1052 | while ((str = strstr(path, "/../"))) { |
f893b680 RS |
1053 | char *tmp; |
1054 | ||
1055 | if (!strncmp(path, "/../", 4)) { | |
1056 | rpc_set_error(nfs->rpc, | |
1057 | "Absolute path starts with '/../' " | |
1058 | "during normalization"); | |
1059 | return -1; | |
1060 | } | |
1061 | ||
1062 | tmp = str - 1; | |
1063 | while (*tmp != '/') { | |
1064 | tmp--; | |
1065 | } | |
1066 | str += 3; | |
1067 | while((*(tmp++) = *(str++)) != '\0') | |
1068 | ; | |
1069 | } | |
1070 | ||
1071 | /* /$ -> \0 */ | |
1072 | len = strlen(path); | |
d5f78806 | 1073 | if (len > 1) { |
f893b680 RS |
1074 | if (path[len - 1] == '/') { |
1075 | path[len - 1] = '\0'; | |
1076 | len--; | |
1077 | } | |
1078 | } | |
1079 | if (path[0] == '\0') { | |
1080 | rpc_set_error(nfs->rpc, | |
1081 | "Absolute path became '' " | |
1082 | "during normalization"); | |
1083 | return -1; | |
1084 | } | |
1085 | ||
1086 | /* /.$ -> \0 */ | |
1087 | if (len >= 2) { | |
1088 | if (!strcmp(&path[len - 2], "/.")) { | |
1089 | path[len - 2] = '\0'; | |
1090 | len -= 2; | |
1091 | } | |
1092 | } | |
1093 | ||
1094 | /* ^/..$ -> error */ | |
1095 | if (!strcmp(path, "/..")) { | |
1096 | rpc_set_error(nfs->rpc, | |
1097 | "Absolute path is '/..' " | |
1098 | "during normalization"); | |
1099 | return -1; | |
1100 | } | |
1101 | ||
1102 | /* /string/..$ -> / */ | |
1103 | if (len >= 3) { | |
1104 | if (!strcmp(&path[len - 3], "/..")) { | |
1105 | char *tmp = &path[len - 3]; | |
1106 | while (*--tmp != '/') | |
1107 | ; | |
4b1ae88a | 1108 | *tmp = '\0'; |
f893b680 RS |
1109 | } |
1110 | } | |
1111 | ||
84004dbf RS |
1112 | return 0; |
1113 | } | |
1114 | ||
20379f03 RS |
1115 | static void nfs_lookup_path_getattr_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1116 | { | |
1117 | struct nfs_cb_data *data = private_data; | |
1118 | struct nfs_context *nfs = data->nfs; | |
1119 | GETATTR3res *res; | |
1120 | fattr3 *attr; | |
1121 | ||
1122 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1123 | ||
1124 | if (status == RPC_STATUS_ERROR) { | |
1125 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1126 | free_nfs_cb_data(data); | |
1127 | return; | |
1128 | } | |
1129 | if (status == RPC_STATUS_CANCEL) { | |
1130 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1131 | free_nfs_cb_data(data); | |
1132 | return; | |
1133 | } | |
1134 | ||
1135 | res = command_data; | |
1136 | if (res->status != NFS3_OK) { | |
1137 | 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)); | |
1138 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1139 | free_nfs_cb_data(data); | |
1140 | return; | |
1141 | } | |
1142 | ||
1143 | attr = &res->GETATTR3res_u.resok.obj_attributes; | |
1144 | /* This function will always invoke the callback and cleanup | |
1145 | * for failures. So no need to check the return value. | |
1146 | */ | |
1147 | nfs_lookup_path_async_internal(nfs, attr, data, &nfs->rootfh); | |
1148 | } | |
1149 | ||
84004dbf RS |
1150 | 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) |
1151 | { | |
1152 | struct nfs_cb_data *data; | |
20379f03 | 1153 | struct GETATTR3args args; |
84004dbf | 1154 | |
f893b680 | 1155 | if (path[0] == '\0') { |
34edf264 | 1156 | path = "."; |
84004dbf RS |
1157 | } |
1158 | ||
1159 | data = malloc(sizeof(struct nfs_cb_data)); | |
1160 | if (data == NULL) { | |
f893b680 RS |
1161 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate " |
1162 | "nfs_cb_data structure"); | |
e59193c9 AR |
1163 | if (free_continue_data) |
1164 | free_continue_data(continue_data); | |
cbbf9d3e | 1165 | return -1; |
84004dbf | 1166 | } |
ea98629a | 1167 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1168 | data->nfs = nfs; |
1169 | data->cb = cb; | |
1170 | data->continue_cb = continue_cb; | |
1171 | data->continue_data = continue_data; | |
1172 | data->free_continue_data = free_continue_data; | |
1173 | data->continue_int = continue_int; | |
1174 | data->private_data = private_data; | |
f893b680 RS |
1175 | if (path[0] == '/') { |
1176 | data->saved_path = strdup(path); | |
1177 | } else { | |
1178 | data->saved_path = malloc(strlen(path) + strlen(nfs->cwd) + 2); | |
1179 | if (data->saved_path == NULL) { | |
1180 | rpc_set_error(nfs->rpc, "out of memory: failed to " | |
1181 | "malloc path string"); | |
1182 | free_nfs_cb_data(data); | |
1183 | return -1; | |
1184 | } | |
1185 | sprintf(data->saved_path, "%s/%s", nfs->cwd, path); | |
1186 | } | |
1187 | ||
84004dbf RS |
1188 | if (data->saved_path == NULL) { |
1189 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 1190 | free_nfs_cb_data(data); |
cbbf9d3e | 1191 | return -1; |
84004dbf | 1192 | } |
f893b680 RS |
1193 | if (nfs_normalize_path(nfs, data->saved_path) != 0) { |
1194 | free_nfs_cb_data(data); | |
1195 | return -1; | |
1196 | } | |
1197 | ||
84004dbf | 1198 | data->path = data->saved_path; |
20379f03 RS |
1199 | if (data->path[0]) { |
1200 | /* This function will always invoke the callback and cleanup | |
1201 | * for failures. So no need to check the return value. | |
1202 | */ | |
1203 | nfs_lookup_path_async_internal(nfs, NULL, data, &nfs->rootfh); | |
84004dbf RS |
1204 | return 0; |
1205 | } | |
20379f03 RS |
1206 | |
1207 | /* We have a request for "", so just perform a GETATTR3 so we can | |
1208 | * return the attributes to the caller. | |
1209 | */ | |
1210 | memset(&args, 0, sizeof(GETATTR3args)); | |
1211 | args.object = nfs->rootfh; | |
1212 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lookup_path_getattr_cb, &args, data) != 0) { | |
1213 | free_nfs_cb_data(data); | |
1214 | return -1; | |
1215 | } | |
84004dbf RS |
1216 | return 0; |
1217 | } | |
1218 | ||
1219 | ||
84004dbf RS |
1220 | /* |
1221 | * Async stat() | |
1222 | */ | |
fc08ac45 RL |
1223 | static dev_t specdata3_to_rdev(struct specdata3 *rdev) |
1224 | { | |
1225 | #ifdef makedev | |
1226 | return makedev(rdev->specdata1, rdev->specdata2); | |
1227 | #else | |
1228 | return 0; | |
1229 | #endif | |
1230 | } | |
1231 | ||
f3a75078 | 1232 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1233 | { |
1234 | GETATTR3res *res; | |
1235 | struct nfs_cb_data *data = private_data; | |
1236 | struct nfs_context *nfs = data->nfs; | |
be184101 M |
1237 | #ifdef WIN32 |
1238 | struct __stat64 st; | |
1239 | #else | |
84004dbf | 1240 | struct stat st; |
be184101 | 1241 | #endif |
84004dbf | 1242 | |
f3a75078 RS |
1243 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1244 | ||
84004dbf RS |
1245 | if (status == RPC_STATUS_ERROR) { |
1246 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1247 | free_nfs_cb_data(data); | |
1248 | return; | |
1249 | } | |
1250 | if (status == RPC_STATUS_CANCEL) { | |
1251 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1252 | free_nfs_cb_data(data); | |
1253 | return; | |
1254 | } | |
1255 | ||
1256 | res = command_data; | |
1257 | if (res->status != NFS3_OK) { | |
1258 | 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)); | |
1259 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1260 | free_nfs_cb_data(data); | |
1261 | return; | |
1262 | } | |
1263 | ||
fc08ac45 | 1264 | st.st_dev = res->GETATTR3res_u.resok.obj_attributes.fsid; |
84004dbf RS |
1265 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; |
1266 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
fc08ac45 RL |
1267 | switch (res->GETATTR3res_u.resok.obj_attributes.type) { |
1268 | case NF3REG: | |
1269 | st.st_mode |= S_IFREG; | |
1270 | break; | |
1271 | case NF3DIR: | |
1272 | st.st_mode |= S_IFDIR; | |
1273 | break; | |
1274 | case NF3BLK: | |
1275 | st.st_mode |= S_IFBLK; | |
1276 | break; | |
1277 | case NF3CHR: | |
1278 | st.st_mode |= S_IFCHR; | |
1279 | break; | |
1280 | case NF3LNK: | |
1281 | st.st_mode |= S_IFLNK; | |
1282 | break; | |
1283 | case NF3SOCK: | |
1284 | st.st_mode |= S_IFSOCK; | |
1285 | break; | |
1286 | case NF3FIFO: | |
1287 | st.st_mode |= S_IFIFO; | |
1288 | break; | |
d7ec001f | 1289 | } |
84004dbf RS |
1290 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
1291 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1292 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
fc08ac45 | 1293 | st.st_rdev = specdata3_to_rdev(&res->GETATTR3res_u.resok.obj_attributes.rdev); |
84004dbf | 1294 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; |
a8a1b858 | 1295 | #ifndef WIN32 |
3ca2aac9 | 1296 | st.st_blksize = NFS_BLKSIZE; |
fc08ac45 | 1297 | st.st_blocks = (res->GETATTR3res_u.resok.obj_attributes.used + 512 - 1) / 512; |
4b1ae88a | 1298 | #endif//WIN32 |
84004dbf RS |
1299 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1300 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1301 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
fc08ac45 RL |
1302 | #ifdef HAVE_STRUCT_STAT_ST_MTIM_TV_NSEC |
1303 | st.st_atim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.atime.nseconds; | |
1304 | st.st_mtim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.mtime.nseconds; | |
1305 | st.st_ctim.tv_nsec = res->GETATTR3res_u.resok.obj_attributes.ctime.nseconds; | |
1306 | #endif | |
84004dbf RS |
1307 | |
1308 | data->cb(0, nfs, &st, data->private_data); | |
1309 | free_nfs_cb_data(data); | |
1310 | } | |
1311 | ||
20379f03 | 1312 | static int nfs_stat_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 1313 | { |
463d59bf RS |
1314 | struct GETATTR3args args; |
1315 | ||
1316 | memset(&args, 0, sizeof(GETATTR3args)); | |
2452c57f | 1317 | args.object = data->fh; |
463d59bf RS |
1318 | |
1319 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1320 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
1321 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1322 | free_nfs_cb_data(data); | |
1323 | return -1; | |
1324 | } | |
1325 | return 0; | |
1326 | } | |
1327 | ||
1328 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1329 | { | |
1330 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 1331 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
1332 | return -1; |
1333 | } | |
1334 | ||
1335 | return 0; | |
1336 | } | |
1337 | ||
1338 | ||
479302f7 RS |
1339 | /* |
1340 | * Async nfs_stat64() | |
1341 | */ | |
1342 | static void nfs_stat64_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
1343 | { | |
1344 | GETATTR3res *res; | |
1345 | struct nfs_cb_data *data = private_data; | |
1346 | struct nfs_context *nfs = data->nfs; | |
1347 | struct nfs_stat_64 st; | |
1348 | ||
1349 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1350 | ||
1351 | if (status == RPC_STATUS_ERROR) { | |
1352 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1353 | free_nfs_cb_data(data); | |
1354 | return; | |
1355 | } | |
1356 | if (status == RPC_STATUS_CANCEL) { | |
1357 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1358 | free_nfs_cb_data(data); | |
1359 | return; | |
1360 | } | |
1361 | ||
1362 | res = command_data; | |
1363 | if (res->status != NFS3_OK) { | |
1364 | 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)); | |
1365 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1366 | free_nfs_cb_data(data); | |
1367 | return; | |
1368 | } | |
1369 | ||
fc08ac45 | 1370 | st.nfs_dev = res->GETATTR3res_u.resok.obj_attributes.fsid; |
479302f7 RS |
1371 | st.nfs_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; |
1372 | st.nfs_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
fc08ac45 RL |
1373 | switch (res->GETATTR3res_u.resok.obj_attributes.type) { |
1374 | case NF3REG: | |
1375 | st.nfs_mode |= S_IFREG; | |
1376 | break; | |
1377 | case NF3DIR: | |
1378 | st.nfs_mode |= S_IFDIR; | |
1379 | break; | |
1380 | case NF3BLK: | |
1381 | st.nfs_mode |= S_IFBLK; | |
1382 | break; | |
1383 | case NF3CHR: | |
1384 | st.nfs_mode |= S_IFCHR; | |
1385 | break; | |
1386 | case NF3LNK: | |
1387 | st.nfs_mode |= S_IFLNK; | |
1388 | break; | |
1389 | case NF3SOCK: | |
1390 | st.nfs_mode |= S_IFSOCK; | |
1391 | break; | |
1392 | case NF3FIFO: | |
1393 | st.nfs_mode |= S_IFIFO; | |
1394 | break; | |
479302f7 RS |
1395 | } |
1396 | st.nfs_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; | |
1397 | st.nfs_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
1398 | st.nfs_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
fc08ac45 | 1399 | st.nfs_rdev = specdata3_to_rdev(&res->GETATTR3res_u.resok.obj_attributes.rdev); |
479302f7 | 1400 | st.nfs_size = res->GETATTR3res_u.resok.obj_attributes.size; |
fc08ac45 RL |
1401 | st.nfs_blksize = NFS_BLKSIZE; |
1402 | st.nfs_blocks = (res->GETATTR3res_u.resok.obj_attributes.used + 512 - 1) / 512; | |
479302f7 RS |
1403 | st.nfs_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
1404 | st.nfs_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
1405 | st.nfs_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
fc08ac45 RL |
1406 | st.nfs_atime_nsec = res->GETATTR3res_u.resok.obj_attributes.atime.nseconds; |
1407 | st.nfs_mtime_nsec = res->GETATTR3res_u.resok.obj_attributes.mtime.nseconds; | |
1408 | st.nfs_ctime_nsec = res->GETATTR3res_u.resok.obj_attributes.ctime.nseconds; | |
1409 | st.nfs_used = res->GETATTR3res_u.resok.obj_attributes.used; | |
479302f7 RS |
1410 | |
1411 | data->cb(0, nfs, &st, data->private_data); | |
1412 | free_nfs_cb_data(data); | |
1413 | } | |
1414 | ||
20379f03 | 1415 | static int nfs_stat64_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
479302f7 RS |
1416 | { |
1417 | struct GETATTR3args args; | |
1418 | ||
1419 | memset(&args, 0, sizeof(GETATTR3args)); | |
1420 | args.object = data->fh; | |
1421 | ||
1422 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
1423 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1424 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1425 | free_nfs_cb_data(data); | |
1426 | return -1; | |
1427 | } | |
1428 | return 0; | |
1429 | } | |
1430 | ||
1431 | int nfs_stat64_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1432 | { | |
1433 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat64_continue_internal, NULL, NULL, 0) != 0) { | |
1434 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1435 | return -1; | |
1436 | } | |
1437 | ||
1438 | return 0; | |
1439 | } | |
84004dbf | 1440 | |
84004dbf RS |
1441 | /* |
1442 | * Async open() | |
1443 | */ | |
22a0f15b RS |
1444 | static void nfs_open_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1445 | { | |
1446 | struct nfs_cb_data *data = private_data; | |
1447 | struct nfs_context *nfs = data->nfs; | |
be7b4360 | 1448 | struct nfsfh *nfsfh; |
22a0f15b RS |
1449 | SETATTR3res *res; |
1450 | ||
1451 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
1452 | ||
1453 | if (status == RPC_STATUS_ERROR) { | |
1454 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1455 | free_nfs_cb_data(data); | |
1456 | return; | |
1457 | } | |
1458 | if (status == RPC_STATUS_CANCEL) { | |
1459 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1460 | free_nfs_cb_data(data); | |
1461 | return; | |
1462 | } | |
1463 | ||
1464 | res = command_data; | |
1465 | if (res->status != NFS3_OK) { | |
1466 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1467 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1468 | free_nfs_cb_data(data); | |
1469 | return; | |
1470 | } | |
1471 | ||
be7b4360 RS |
1472 | nfsfh = malloc(sizeof(struct nfsfh)); |
1473 | if (nfsfh == NULL) { | |
1474 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1475 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1476 | free_nfs_cb_data(data); | |
1477 | return; | |
1478 | } | |
1479 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1480 | ||
1481 | if (data->continue_int & O_SYNC) { | |
1482 | nfsfh->is_sync = 1; | |
1483 | } | |
548e2bea RS |
1484 | if (data->continue_int & O_APPEND) { |
1485 | nfsfh->is_append = 1; | |
1486 | } | |
be7b4360 RS |
1487 | |
1488 | /* steal the filehandle */ | |
1489 | nfsfh->fh = data->fh; | |
1490 | data->fh.data.data_val = NULL; | |
1491 | ||
1492 | data->cb(0, nfs, nfsfh, data->private_data); | |
22a0f15b RS |
1493 | free_nfs_cb_data(data); |
1494 | } | |
1495 | ||
f3a75078 | 1496 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1497 | { |
1498 | ACCESS3res *res; | |
1499 | struct nfs_cb_data *data = private_data; | |
1500 | struct nfs_context *nfs = data->nfs; | |
1501 | struct nfsfh *nfsfh; | |
1502 | unsigned int nfsmode = 0; | |
1503 | ||
f3a75078 RS |
1504 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1505 | ||
84004dbf RS |
1506 | if (status == RPC_STATUS_ERROR) { |
1507 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1508 | free_nfs_cb_data(data); | |
1509 | return; | |
1510 | } | |
1511 | if (status == RPC_STATUS_CANCEL) { | |
1512 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1513 | free_nfs_cb_data(data); | |
1514 | return; | |
1515 | } | |
1516 | ||
1517 | res = command_data; | |
1518 | if (res->status != NFS3_OK) { | |
1519 | 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)); | |
1520 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1521 | free_nfs_cb_data(data); | |
1522 | return; | |
1523 | } | |
1524 | ||
1525 | if (data->continue_int & O_WRONLY) { | |
1526 | nfsmode |= ACCESS3_MODIFY; | |
1527 | } | |
1528 | if (data->continue_int & O_RDWR) { | |
1529 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1530 | } | |
1531 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1532 | nfsmode |= ACCESS3_READ; | |
1533 | } | |
1534 | ||
1535 | ||
1536 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
1537 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
1538 | nfsmode&ACCESS3_READ?'r':'-', | |
1539 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
1540 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
1541 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
1542 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
1543 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
1544 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1545 | free_nfs_cb_data(data); | |
1546 | return; | |
1547 | } | |
1548 | ||
22a0f15b RS |
1549 | /* Try to truncate it if we were requested to */ |
1550 | if ((data->continue_int & O_TRUNC) && | |
1551 | (data->continue_int & (O_RDWR|O_WRONLY))) { | |
1552 | SETATTR3args args; | |
1553 | ||
1554 | memset(&args, 0, sizeof(SETATTR3args)); | |
be7b4360 | 1555 | args.object = data->fh; |
22a0f15b RS |
1556 | args.new_attributes.size.set_it = 1; |
1557 | args.new_attributes.size.set_size3_u.size = 0; | |
1558 | ||
1559 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_open_trunc_cb, &args, | |
1560 | data) != 0) { | |
1561 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
1562 | "SETATTR call for %s", data->path); | |
1563 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1564 | data->private_data); | |
1565 | free_nfs_cb_data(data); | |
1566 | return; | |
1567 | } | |
1568 | return; | |
1569 | } | |
1570 | ||
be7b4360 RS |
1571 | nfsfh = malloc(sizeof(struct nfsfh)); |
1572 | if (nfsfh == NULL) { | |
1573 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1574 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1575 | free_nfs_cb_data(data); | |
1576 | return; | |
1577 | } | |
1578 | memset(nfsfh, 0, sizeof(struct nfsfh)); | |
1579 | ||
1580 | if (data->continue_int & O_SYNC) { | |
1581 | nfsfh->is_sync = 1; | |
1582 | } | |
548e2bea RS |
1583 | if (data->continue_int & O_APPEND) { |
1584 | nfsfh->is_append = 1; | |
1585 | } | |
be7b4360 RS |
1586 | |
1587 | /* steal the filehandle */ | |
1588 | nfsfh->fh = data->fh; | |
1589 | data->fh.data.data_val = NULL; | |
1590 | ||
84004dbf RS |
1591 | data->cb(0, nfs, nfsfh, data->private_data); |
1592 | free_nfs_cb_data(data); | |
1593 | } | |
1594 | ||
20379f03 | 1595 | static int nfs_open_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
1596 | { |
1597 | int nfsmode = 0; | |
463d59bf | 1598 | ACCESS3args args; |
84004dbf RS |
1599 | |
1600 | if (data->continue_int & O_WRONLY) { | |
1601 | nfsmode |= ACCESS3_MODIFY; | |
1602 | } | |
1603 | if (data->continue_int & O_RDWR) { | |
1604 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1605 | } | |
1606 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1607 | nfsmode |= ACCESS3_READ; | |
1608 | } | |
1609 | ||
463d59bf | 1610 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 1611 | args.object = data->fh; |
463d59bf RS |
1612 | args.access = nfsmode; |
1613 | ||
1614 | if (rpc_nfs3_access_async(nfs->rpc, nfs_open_cb, &args, data) != 0) { | |
22a0f15b RS |
1615 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS " |
1616 | "call for %s", data->path); | |
1617 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
1618 | data->private_data); | |
84004dbf RS |
1619 | free_nfs_cb_data(data); |
1620 | return -1; | |
1621 | } | |
1622 | return 0; | |
1623 | } | |
1624 | ||
3cea44dc | 1625 | int nfs_open_async(struct nfs_context *nfs, const char *path, int flags, nfs_cb cb, void *private_data) |
84004dbf | 1626 | { |
3cea44dc | 1627 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, flags) != 0) { |
cbbf9d3e RS |
1628 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1629 | return -1; | |
84004dbf RS |
1630 | } |
1631 | ||
1632 | return 0; | |
1633 | } | |
1634 | ||
1635 | ||
f893b680 RS |
1636 | /* |
1637 | * Async chdir() | |
1638 | */ | |
20379f03 | 1639 | static int nfs_chdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
f893b680 RS |
1640 | { |
1641 | /* steal saved_path */ | |
1642 | free(nfs->cwd); | |
1643 | nfs->cwd = data->saved_path; | |
1644 | data->saved_path = NULL; | |
84004dbf | 1645 | |
f893b680 RS |
1646 | data->cb(0, nfs, NULL, data->private_data); |
1647 | free_nfs_cb_data(data); | |
1648 | ||
1649 | return 0; | |
1650 | } | |
1651 | ||
1652 | int nfs_chdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1653 | { | |
1654 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chdir_continue_internal, NULL, NULL, 0) != 0) { | |
1655 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1656 | return -1; | |
1657 | } | |
1658 | ||
1659 | return 0; | |
1660 | } | |
84004dbf RS |
1661 | |
1662 | ||
1663 | /* | |
1664 | * Async pread() | |
1665 | */ | |
2449d3f7 PL |
1666 | static void nfs_fill_READ3args(READ3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count) |
1667 | { | |
1668 | memset(args, 0, sizeof(READ3args)); | |
1669 | args->file = fh->fh; | |
1670 | args->offset = offset; | |
1671 | args->count = count; | |
1672 | } | |
1673 | ||
f3a75078 | 1674 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1675 | { |
1676 | struct nfs_mcb_data *mdata = private_data; | |
1677 | struct nfs_cb_data *data = mdata->data; | |
1678 | struct nfs_context *nfs = data->nfs; | |
1679 | READ3res *res; | |
1680 | ||
f3a75078 RS |
1681 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1682 | ||
921f877b RS |
1683 | data->num_calls--; |
1684 | ||
1685 | if (status == RPC_STATUS_ERROR) { | |
1686 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1687 | data->error = 1; | |
1688 | } | |
1689 | if (status == RPC_STATUS_CANCEL) { | |
1690 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1691 | data->cancel = 1; | |
1692 | } | |
1693 | ||
921f877b RS |
1694 | if (status == RPC_STATUS_SUCCESS) { |
1695 | res = command_data; | |
1696 | if (res->status != NFS3_OK) { | |
1697 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1698 | data->error = 1; | |
567a94d9 AR |
1699 | } else { |
1700 | uint64_t count = res->READ3res_u.resok.count; | |
1701 | ||
1702 | if (mdata->update_pos) | |
1703 | data->nfsfh->offset += count; | |
1704 | ||
1eb4be31 | 1705 | /* if we have more than one call or we have received a short read we need a reassembly buffer */ |
567a94d9 | 1706 | if (data->num_calls || (count < mdata->count && !res->READ3res_u.resok.eof)) { |
1eb4be31 | 1707 | if (data->buffer == NULL) { |
3ca2aac9 | 1708 | data->buffer = malloc(data->count); |
1eb4be31 | 1709 | if (data->buffer == NULL) { |
3ca2aac9 | 1710 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)data->count); |
1eb4be31 PL |
1711 | data->oom = 1; |
1712 | } | |
1713 | } | |
1714 | } | |
567a94d9 AR |
1715 | if (count > 0) { |
1716 | if (count <= mdata->count) { | |
1eb4be31 PL |
1717 | /* copy data into reassembly buffer if we have one */ |
1718 | if (data->buffer != NULL) { | |
3ca2aac9 | 1719 | memcpy(&data->buffer[mdata->offset - data->offset], res->READ3res_u.resok.data.data_val, count); |
1eb4be31 | 1720 | } |
567a94d9 AR |
1721 | if (data->max_offset < mdata->offset + count) { |
1722 | data->max_offset = mdata->offset + count; | |
4d2f9f11 PL |
1723 | } |
1724 | } else { | |
1725 | rpc_set_error(nfs->rpc, "NFS: Read overflow. Server has sent more data than requested!"); | |
1726 | data->error = 1; | |
e4a5ba42 | 1727 | } |
921f877b | 1728 | } |
1eb4be31 | 1729 | /* check if we have received a short read */ |
567a94d9 AR |
1730 | if (count < mdata->count && !res->READ3res_u.resok.eof) { |
1731 | if (count == 0) { | |
1eb4be31 PL |
1732 | rpc_set_error(nfs->rpc, "NFS: Read failed. No bytes read and not at EOF!"); |
1733 | data->error = 1; | |
1734 | } else { | |
1735 | /* reissue reminder of this read request */ | |
1736 | READ3args args; | |
567a94d9 AR |
1737 | mdata->offset += count; |
1738 | mdata->count -= count; | |
1eb4be31 PL |
1739 | nfs_fill_READ3args(&args, data->nfsfh, mdata->offset, mdata->count); |
1740 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) == 0) { | |
1741 | data->num_calls++; | |
1742 | return; | |
1743 | } else { | |
1744 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
ae8168b3 | 1745 | data->oom = 1; |
1eb4be31 PL |
1746 | } |
1747 | } | |
1748 | } | |
921f877b RS |
1749 | } |
1750 | } | |
1751 | ||
1eb4be31 PL |
1752 | free(mdata); |
1753 | ||
921f877b RS |
1754 | if (data->num_calls > 0) { |
1755 | /* still waiting for more replies */ | |
921f877b RS |
1756 | return; |
1757 | } | |
1eb4be31 PL |
1758 | if (data->oom != 0) { |
1759 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
1760 | free_nfs_cb_data(data); | |
1761 | return; | |
1762 | } | |
921f877b RS |
1763 | if (data->error != 0) { |
1764 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1765 | free_nfs_cb_data(data); | |
921f877b RS |
1766 | return; |
1767 | } | |
1768 | if (data->cancel != 0) { | |
1769 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1770 | free_nfs_cb_data(data); | |
921f877b RS |
1771 | return; |
1772 | } | |
1773 | ||
1eb4be31 | 1774 | if (data->buffer) { |
3ca2aac9 PL |
1775 | if (data->max_offset > data->org_offset + data->org_count) { |
1776 | data->max_offset = data->org_offset + data->org_count; | |
1777 | } | |
1778 | data->cb(data->max_offset - data->org_offset, nfs, data->buffer + (data->org_offset - data->offset), data->private_data); | |
1eb4be31 PL |
1779 | } else { |
1780 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1781 | } | |
7ed9d87a | 1782 | |
3ca2aac9 PL |
1783 | data->nfsfh->ra.fh_offset = data->max_offset; |
1784 | if (data->nfsfh->ra.cur_ra) { | |
1785 | free(data->nfsfh->ra.buf); | |
1786 | data->nfsfh->ra.buf = data->buffer; | |
1787 | data->nfsfh->ra.buf_offset = data->offset; | |
1788 | data->nfsfh->ra.buf_count = data->count; | |
1789 | data->nfsfh->ra.buf_ts = time(NULL); | |
1790 | data->buffer = NULL; | |
1791 | } | |
921f877b | 1792 | free_nfs_cb_data(data); |
921f877b RS |
1793 | } |
1794 | ||
3ca2aac9 PL |
1795 | static void nfs_ra_invalidate(struct nfsfh *nfsfh) { |
1796 | free(nfsfh->ra.buf); | |
1797 | nfsfh->ra.buf = NULL; | |
1798 | nfsfh->ra.buf_offset = 0; | |
1799 | nfsfh->ra.buf_count = 0; | |
1800 | nfsfh->ra.buf_ts = time(NULL); | |
1801 | nfsfh->ra.cur_ra = NFS_BLKSIZE; | |
1802 | } | |
1803 | ||
567a94d9 | 1804 | 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 |
1805 | { |
1806 | struct nfs_cb_data *data; | |
1807 | ||
1808 | data = malloc(sizeof(struct nfs_cb_data)); | |
1809 | if (data == NULL) { | |
1810 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1811 | return -1; |
1812 | } | |
ea98629a | 1813 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1814 | data->nfs = nfs; |
1815 | data->cb = cb; | |
1816 | data->private_data = private_data; | |
1817 | data->nfsfh = nfsfh; | |
3ca2aac9 PL |
1818 | data->org_offset = offset; |
1819 | data->org_count = count; | |
84004dbf | 1820 | |
c8f0bac1 AR |
1821 | assert(data->num_calls == 0); |
1822 | ||
3ca2aac9 PL |
1823 | if (nfs->rpc->readahead && time(NULL) - nfsfh->ra.buf_ts > NFS_RA_TIMEOUT) { |
1824 | /* readahead cache timeout */ | |
1825 | nfs_ra_invalidate(nfsfh); | |
1826 | } | |
1827 | ||
1828 | if (nfs->rpc->readahead) { | |
1829 | if (offset >= nfsfh->ra.last_offset && | |
1830 | offset - NFS_BLKSIZE <= nfsfh->ra.fh_offset + nfsfh->ra.cur_ra) { | |
1831 | if (nfs->rpc->readahead > nfsfh->ra.cur_ra) { | |
1832 | nfsfh->ra.cur_ra <<= 1; | |
1833 | } | |
1834 | } else { | |
1835 | nfsfh->ra.cur_ra = NFS_BLKSIZE; | |
1836 | } | |
1837 | ||
1838 | nfsfh->ra.last_offset = offset; | |
1839 | ||
1840 | if (nfsfh->ra.buf_offset <= offset && | |
1841 | nfsfh->ra.buf_offset + nfsfh->ra.buf_count >= offset + count) { | |
1842 | /* serve request completely from cache */ | |
1843 | data->buffer = malloc(count); | |
1844 | if (data->buffer == NULL) { | |
1845 | free_nfs_cb_data(data); | |
1846 | return -ENOMEM; | |
1847 | } | |
1848 | memcpy(data->buffer, nfsfh->ra.buf + (offset - nfsfh->ra.buf_offset), count); | |
1849 | data->cb(count, nfs, data->buffer, data->private_data); | |
1850 | nfsfh->ra.fh_offset = offset + count; | |
1851 | free_nfs_cb_data(data); | |
1852 | return 0; | |
1853 | } | |
1854 | ||
1855 | /* align start offset to blocksize */ | |
1856 | count += offset & (NFS_BLKSIZE - 1); | |
1857 | offset &= ~(NFS_BLKSIZE - 1); | |
1858 | ||
1859 | /* align end offset to blocksize and add readahead */ | |
1860 | count += nfsfh->ra.cur_ra - 1; | |
1861 | count &= ~(NFS_BLKSIZE - 1); | |
1862 | ||
1863 | data->buffer = malloc(count); | |
1864 | if (data->buffer == NULL) { | |
1865 | free_nfs_cb_data(data); | |
1866 | return -ENOMEM; | |
1867 | } | |
1868 | data->offset = offset; | |
1869 | data->count = count; | |
1870 | ||
1871 | if (nfsfh->ra.buf_count && nfsfh->ra.buf_offset <= offset && | |
1872 | nfsfh->ra.buf_offset + nfsfh->ra.buf_count >= offset) { | |
1873 | /* serve request partially from cache */ | |
1874 | size_t overlap = (nfsfh->ra.buf_offset + nfsfh->ra.buf_count) - offset; | |
1875 | if (overlap > count) count = overlap; | |
1876 | memcpy(data->buffer, nfsfh->ra.buf + (offset - nfsfh->ra.buf_offset), overlap); | |
1877 | offset += overlap; | |
1878 | count -= overlap; | |
1879 | } | |
1880 | } else { | |
1881 | data->offset = offset; | |
1882 | data->count = count; | |
1883 | } | |
1884 | ||
1885 | data->max_offset = offset; | |
1886 | ||
40a4373a | 1887 | /* chop requests into chunks of at most READMAX bytes if necessary. |
cd67ec7d | 1888 | * we send all reads in parallel so that performance is still good. |
921f877b | 1889 | */ |
1eb4be31 | 1890 | do { |
183451cf | 1891 | uint64_t readcount = count; |
921f877b | 1892 | struct nfs_mcb_data *mdata; |
463d59bf | 1893 | READ3args args; |
921f877b RS |
1894 | |
1895 | if (readcount > nfs_get_readmax(nfs)) { | |
1896 | readcount = nfs_get_readmax(nfs); | |
1897 | } | |
1898 | ||
1899 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1900 | if (mdata == NULL) { | |
1901 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 1902 | if (data->num_calls == 0) { |
c8f0bac1 | 1903 | free_nfs_cb_data(data); |
ae8168b3 PL |
1904 | return -1; |
1905 | } | |
1906 | data->oom = 1; | |
40a4373a | 1907 | break; |
921f877b | 1908 | } |
ea98629a | 1909 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1910 | mdata->data = data; |
1911 | mdata->offset = offset; | |
1912 | mdata->count = readcount; | |
567a94d9 | 1913 | mdata->update_pos = update_pos; |
463d59bf | 1914 | |
2449d3f7 | 1915 | nfs_fill_READ3args(&args, nfsfh, offset, readcount); |
463d59bf RS |
1916 | |
1917 | if (rpc_nfs3_read_async(nfs->rpc, nfs_pread_mcb, &args, mdata) != 0) { | |
921f877b | 1918 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); |
921f877b | 1919 | free(mdata); |
ae8168b3 | 1920 | if (data->num_calls == 0) { |
c8f0bac1 | 1921 | free_nfs_cb_data(data); |
ae8168b3 PL |
1922 | return -1; |
1923 | } | |
1924 | data->oom = 1; | |
40a4373a | 1925 | break; |
921f877b RS |
1926 | } |
1927 | ||
1928 | count -= readcount; | |
1929 | offset += readcount; | |
1930 | data->num_calls++; | |
1eb4be31 | 1931 | } while (count > 0); |
921f877b RS |
1932 | |
1933 | return 0; | |
84004dbf RS |
1934 | } |
1935 | ||
567a94d9 AR |
1936 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
1937 | { | |
1938 | return nfs_pread_async_internal(nfs, nfsfh, offset, count, cb, private_data, 0); | |
1939 | } | |
1940 | ||
84004dbf RS |
1941 | /* |
1942 | * Async read() | |
1943 | */ | |
183451cf | 1944 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf | 1945 | { |
567a94d9 | 1946 | return nfs_pread_async_internal(nfs, nfsfh, nfsfh->offset, count, cb, private_data, 1); |
84004dbf RS |
1947 | } |
1948 | ||
1949 | ||
1950 | ||
1951 | /* | |
1952 | * Async pwrite() | |
1953 | */ | |
2449d3f7 PL |
1954 | static void nfs_fill_WRITE3args (WRITE3args *args, struct nfsfh *fh, uint64_t offset, uint64_t count, |
1955 | void *buf) | |
1956 | { | |
1957 | memset(args, 0, sizeof(WRITE3args)); | |
1958 | args->file = fh->fh; | |
1959 | args->offset = offset; | |
1960 | args->count = count; | |
548e2bea | 1961 | args->stable = fh->is_sync ? FILE_SYNC : UNSTABLE; |
2449d3f7 PL |
1962 | args->data.data_len = count; |
1963 | args->data.data_val = buf; | |
1964 | } | |
1965 | ||
f3a75078 | 1966 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1967 | { |
1968 | struct nfs_mcb_data *mdata = private_data; | |
1969 | struct nfs_cb_data *data = mdata->data; | |
1970 | struct nfs_context *nfs = data->nfs; | |
1971 | WRITE3res *res; | |
1972 | ||
f3a75078 RS |
1973 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1974 | ||
18c27b73 RS |
1975 | data->num_calls--; |
1976 | ||
1977 | if (status == RPC_STATUS_ERROR) { | |
1978 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1979 | data->error = 1; | |
1980 | } | |
1981 | if (status == RPC_STATUS_CANCEL) { | |
1982 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1983 | data->cancel = 1; | |
1984 | } | |
1985 | ||
1986 | if (status == RPC_STATUS_SUCCESS) { | |
1987 | res = command_data; | |
1988 | if (res->status != NFS3_OK) { | |
1989 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1990 | data->error = 1; | |
1991 | } else { | |
567a94d9 AR |
1992 | uint64_t count = res->WRITE3res_u.resok.count; |
1993 | ||
1994 | if (mdata->update_pos) | |
1995 | data->nfsfh->offset += count; | |
1996 | ||
1997 | if (count < mdata->count) { | |
1998 | if (count == 0) { | |
027a767e PL |
1999 | rpc_set_error(nfs->rpc, "NFS: Write failed. No bytes written!"); |
2000 | data->error = 1; | |
2001 | } else { | |
2002 | /* reissue reminder of this write request */ | |
2003 | WRITE3args args; | |
567a94d9 AR |
2004 | mdata->offset += count; |
2005 | mdata->count -= count; | |
2006 | ||
027a767e | 2007 | nfs_fill_WRITE3args(&args, data->nfsfh, mdata->offset, mdata->count, |
3ca2aac9 | 2008 | &data->usrbuf[mdata->offset - data->offset]); |
027a767e PL |
2009 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) == 0) { |
2010 | data->num_calls++; | |
2011 | return; | |
2012 | } else { | |
2013 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
ae8168b3 | 2014 | data->oom = 1; |
027a767e PL |
2015 | } |
2016 | } | |
2017 | } | |
567a94d9 AR |
2018 | if (count > 0) { |
2019 | if (data->max_offset < mdata->offset + count) { | |
2020 | data->max_offset = mdata->offset + count; | |
18c27b73 RS |
2021 | } |
2022 | } | |
2023 | } | |
2024 | } | |
2025 | ||
027a767e PL |
2026 | free(mdata); |
2027 | ||
18c27b73 RS |
2028 | if (data->num_calls > 0) { |
2029 | /* still waiting for more replies */ | |
18c27b73 RS |
2030 | return; |
2031 | } | |
ae8168b3 PL |
2032 | if (data->oom != 0) { |
2033 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
2034 | free_nfs_cb_data(data); | |
2035 | return; | |
2036 | } | |
18c27b73 RS |
2037 | if (data->error != 0) { |
2038 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2039 | free_nfs_cb_data(data); | |
18c27b73 RS |
2040 | return; |
2041 | } | |
2042 | if (data->cancel != 0) { | |
2043 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2044 | free_nfs_cb_data(data); | |
18c27b73 RS |
2045 | return; |
2046 | } | |
2047 | ||
3ca2aac9 | 2048 | data->cb(data->max_offset - data->offset, nfs, NULL, data->private_data); |
18c27b73 RS |
2049 | |
2050 | free_nfs_cb_data(data); | |
18c27b73 RS |
2051 | } |
2052 | ||
2053 | ||
567a94d9 | 2054 | 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 |
2055 | { |
2056 | struct nfs_cb_data *data; | |
2057 | ||
2058 | data = malloc(sizeof(struct nfs_cb_data)); | |
2059 | if (data == NULL) { | |
2060 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2061 | return -1; |
2062 | } | |
ea98629a | 2063 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2064 | data->nfs = nfs; |
2065 | data->cb = cb; | |
2066 | data->private_data = private_data; | |
2067 | data->nfsfh = nfsfh; | |
027a767e | 2068 | data->usrbuf = buf; |
84004dbf | 2069 | |
63d4a058 | 2070 | /* hello, clang-analyzer */ |
63d4a058 AR |
2071 | assert(data->num_calls == 0); |
2072 | ||
40a4373a | 2073 | /* chop requests into chunks of at most WRITEMAX bytes if necessary. |
cd67ec7d | 2074 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
2075 | */ |
2076 | data->max_offset = offset; | |
3ca2aac9 | 2077 | data->offset = offset; |
18c27b73 | 2078 | |
027a767e | 2079 | do { |
183451cf | 2080 | uint64_t writecount = count; |
18c27b73 | 2081 | struct nfs_mcb_data *mdata; |
463d59bf | 2082 | WRITE3args args; |
18c27b73 RS |
2083 | |
2084 | if (writecount > nfs_get_writemax(nfs)) { | |
2085 | writecount = nfs_get_writemax(nfs); | |
2086 | } | |
2087 | ||
2088 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
2089 | if (mdata == NULL) { | |
2090 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
ae8168b3 | 2091 | if (data->num_calls == 0) { |
63d4a058 | 2092 | free_nfs_cb_data(data); |
ae8168b3 PL |
2093 | return -1; |
2094 | } | |
2095 | data->oom = 1; | |
40a4373a | 2096 | break; |
18c27b73 RS |
2097 | } |
2098 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
2099 | mdata->data = data; | |
2100 | mdata->offset = offset; | |
2101 | mdata->count = writecount; | |
567a94d9 | 2102 | mdata->update_pos = update_pos; |
18c27b73 | 2103 | |
3ca2aac9 | 2104 | nfs_fill_WRITE3args(&args, nfsfh, offset, writecount, &buf[offset - data->offset]); |
463d59bf RS |
2105 | |
2106 | if (rpc_nfs3_write_async(nfs->rpc, nfs_pwrite_mcb, &args, mdata) != 0) { | |
18c27b73 | 2107 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); |
18c27b73 | 2108 | free(mdata); |
ae8168b3 | 2109 | if (data->num_calls == 0) { |
63d4a058 | 2110 | free_nfs_cb_data(data); |
ae8168b3 PL |
2111 | return -1; |
2112 | } | |
2113 | data->oom = 1; | |
40a4373a | 2114 | break; |
18c27b73 RS |
2115 | } |
2116 | ||
2117 | count -= writecount; | |
2118 | offset += writecount; | |
2119 | data->num_calls++; | |
027a767e | 2120 | } while (count > 0); |
18c27b73 | 2121 | |
84004dbf RS |
2122 | return 0; |
2123 | } | |
2124 | ||
567a94d9 AR |
2125 | 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) |
2126 | { | |
2127 | return nfs_pwrite_async_internal(nfs, nfsfh, offset, count, buf, cb, private_data, 0); | |
2128 | } | |
2129 | ||
84004dbf RS |
2130 | /* |
2131 | * Async write() | |
2132 | */ | |
548e2bea RS |
2133 | static void nfs_write_append_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
2134 | { | |
2135 | struct nfs_cb_data *data = private_data; | |
2136 | struct nfs_context *nfs = data->nfs; | |
2137 | GETATTR3res *res; | |
2138 | ||
2139 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2140 | ||
2141 | if (status == RPC_STATUS_ERROR) { | |
2142 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2143 | free_nfs_cb_data(data); | |
2144 | return; | |
2145 | } | |
2146 | if (status == RPC_STATUS_CANCEL) { | |
2147 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2148 | free_nfs_cb_data(data); | |
2149 | return; | |
2150 | } | |
2151 | ||
2152 | res = command_data; | |
2153 | if (res->status != NFS3_OK) { | |
2154 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2155 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2156 | free_nfs_cb_data(data); | |
2157 | return; | |
2158 | } | |
2159 | ||
2160 | 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) { | |
2161 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2162 | free_nfs_cb_data(data); | |
2163 | return; | |
2164 | } | |
2165 | free_nfs_cb_data(data); | |
2166 | } | |
2167 | ||
183451cf | 2168 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf | 2169 | { |
3ca2aac9 | 2170 | nfs_ra_invalidate(nfsfh); |
548e2bea RS |
2171 | if (nfsfh->is_append) { |
2172 | struct GETATTR3args args; | |
2173 | struct nfs_cb_data *data; | |
2174 | ||
2175 | data = malloc(sizeof(struct nfs_cb_data)); | |
2176 | if (data == NULL) { | |
2177 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
2178 | return -1; | |
2179 | } | |
2180 | memset(data, 0, sizeof(struct nfs_cb_data)); | |
2181 | data->nfs = nfs; | |
2182 | data->cb = cb; | |
2183 | data->private_data = private_data; | |
2184 | data->nfsfh = nfsfh; | |
2185 | data->usrbuf = buf; | |
2186 | data->count = count; | |
2187 | ||
2188 | memset(&args, 0, sizeof(GETATTR3args)); | |
2189 | args.object = nfsfh->fh; | |
2190 | ||
2191 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_write_append_cb, &args, data) != 0) { | |
2192 | rpc_set_error(nfs->rpc, "out of memory: failed to send GETATTR"); | |
2193 | free_nfs_cb_data(data); | |
2194 | return -1; | |
2195 | } | |
2196 | return 0; | |
2197 | } | |
567a94d9 | 2198 | return nfs_pwrite_async_internal(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data, 1); |
84004dbf RS |
2199 | } |
2200 | ||
2201 | ||
2202 | ||
2203 | ||
2204 | /* | |
2205 | * close | |
2206 | */ | |
4b1ae88a | 2207 | |
84004dbf RS |
2208 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) |
2209 | { | |
370c59e3 | 2210 | free_nfsfh(nfsfh); |
84004dbf RS |
2211 | cb(0, nfs, NULL, private_data); |
2212 | return 0; | |
2213 | }; | |
2214 | ||
2215 | ||
2216 | ||
2217 | ||
2218 | ||
2219 | /* | |
2220 | * Async fstat() | |
2221 | */ | |
2222 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
2223 | { | |
2224 | struct nfs_cb_data *data; | |
463d59bf | 2225 | struct GETATTR3args args; |
84004dbf RS |
2226 | |
2227 | data = malloc(sizeof(struct nfs_cb_data)); | |
2228 | if (data == NULL) { | |
2229 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2230 | return -1; |
2231 | } | |
ea98629a | 2232 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2233 | data->nfs = nfs; |
2234 | data->cb = cb; | |
2235 | data->private_data = private_data; | |
2236 | ||
463d59bf | 2237 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 2238 | args.object = nfsfh->fh; |
463d59bf RS |
2239 | |
2240 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat_1_cb, &args, data) != 0) { | |
84004dbf RS |
2241 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); |
2242 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2243 | free_nfs_cb_data(data); | |
2244 | return -1; | |
2245 | } | |
2246 | return 0; | |
2247 | } | |
2248 | ||
3e020c15 RL |
2249 | /* |
2250 | * Async fstat64() | |
2251 | */ | |
2252 | int nfs_fstat64_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
2253 | { | |
2254 | struct nfs_cb_data *data; | |
2255 | struct GETATTR3args args; | |
2256 | ||
2257 | data = malloc(sizeof(struct nfs_cb_data)); | |
2258 | if (data == NULL) { | |
2259 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
2260 | return -1; | |
2261 | } | |
2262 | memset(data, 0, sizeof(struct nfs_cb_data)); | |
2263 | data->nfs = nfs; | |
2264 | data->cb = cb; | |
2265 | data->private_data = private_data; | |
2266 | ||
2267 | memset(&args, 0, sizeof(GETATTR3args)); | |
2268 | args.object = nfsfh->fh; | |
2269 | ||
2270 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_stat64_1_cb, &args, data) != 0) { | |
2271 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
2272 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2273 | free_nfs_cb_data(data); | |
2274 | return -1; | |
2275 | } | |
2276 | return 0; | |
2277 | } | |
2278 | ||
84004dbf RS |
2279 | |
2280 | ||
2281 | /* | |
2282 | * Async fsync() | |
2283 | */ | |
f3a75078 | 2284 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2285 | { |
2286 | struct nfs_cb_data *data = private_data; | |
2287 | struct nfs_context *nfs = data->nfs; | |
2288 | COMMIT3res *res; | |
2289 | ||
f3a75078 RS |
2290 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2291 | ||
84004dbf RS |
2292 | if (status == RPC_STATUS_ERROR) { |
2293 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2294 | free_nfs_cb_data(data); | |
2295 | return; | |
2296 | } | |
2297 | if (status == RPC_STATUS_CANCEL) { | |
2298 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2299 | free_nfs_cb_data(data); | |
2300 | return; | |
2301 | } | |
2302 | ||
2303 | res = command_data; | |
2304 | if (res->status != NFS3_OK) { | |
2305 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2306 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2307 | free_nfs_cb_data(data); | |
2308 | return; | |
2309 | } | |
2310 | ||
2311 | data->cb(0, nfs, NULL, data->private_data); | |
2312 | free_nfs_cb_data(data); | |
2313 | } | |
2314 | ||
2315 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
2316 | { | |
2317 | struct nfs_cb_data *data; | |
1a5636ff | 2318 | struct COMMIT3args args; |
84004dbf RS |
2319 | |
2320 | data = malloc(sizeof(struct nfs_cb_data)); | |
2321 | if (data == NULL) { | |
2322 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2323 | return -1; |
2324 | } | |
ea98629a | 2325 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2326 | data->nfs = nfs; |
2327 | data->cb = cb; | |
2328 | data->private_data = private_data; | |
2329 | ||
1a5636ff RS |
2330 | args.file = nfsfh->fh; |
2331 | args.offset = 0; | |
2332 | args.count = 0; | |
2333 | if (rpc_nfs3_commit_async(nfs->rpc, nfs_fsync_cb, &args, data) != 0) { | |
84004dbf RS |
2334 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); |
2335 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2336 | free_nfs_cb_data(data); | |
2337 | return -1; | |
2338 | } | |
2339 | return 0; | |
2340 | } | |
2341 | ||
2342 | ||
2343 | ||
2344 | ||
2345 | /* | |
2346 | * Async ftruncate() | |
2347 | */ | |
f3a75078 | 2348 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2349 | { |
2350 | struct nfs_cb_data *data = private_data; | |
2351 | struct nfs_context *nfs = data->nfs; | |
2352 | SETATTR3res *res; | |
2353 | ||
f3a75078 RS |
2354 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2355 | ||
84004dbf RS |
2356 | if (status == RPC_STATUS_ERROR) { |
2357 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2358 | free_nfs_cb_data(data); | |
2359 | return; | |
2360 | } | |
2361 | if (status == RPC_STATUS_CANCEL) { | |
2362 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2363 | free_nfs_cb_data(data); | |
2364 | return; | |
2365 | } | |
2366 | ||
2367 | res = command_data; | |
2368 | if (res->status != NFS3_OK) { | |
2369 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2370 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2371 | free_nfs_cb_data(data); | |
2372 | return; | |
2373 | } | |
2374 | ||
2375 | data->cb(0, nfs, NULL, data->private_data); | |
2376 | free_nfs_cb_data(data); | |
2377 | } | |
2378 | ||
183451cf | 2379 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
2380 | { |
2381 | struct nfs_cb_data *data; | |
2382 | SETATTR3args args; | |
2383 | ||
2384 | data = malloc(sizeof(struct nfs_cb_data)); | |
2385 | if (data == NULL) { | |
2386 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
2387 | return -1; |
2388 | } | |
ea98629a | 2389 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2390 | data->nfs = nfs; |
2391 | data->cb = cb; | |
2392 | data->private_data = private_data; | |
2393 | ||
ea98629a | 2394 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 2395 | args.object = nfsfh->fh; |
84004dbf RS |
2396 | args.new_attributes.size.set_it = 1; |
2397 | args.new_attributes.size.set_size3_u.size = length; | |
2398 | ||
b701254d | 2399 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { |
84004dbf RS |
2400 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
2401 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2402 | free_nfs_cb_data(data); | |
2403 | return -1; | |
2404 | } | |
2405 | return 0; | |
2406 | } | |
2407 | ||
2408 | ||
2409 | /* | |
2410 | * Async truncate() | |
2411 | */ | |
20379f03 | 2412 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 2413 | { |
183451cf | 2414 | uint64_t offset = data->continue_int; |
84004dbf RS |
2415 | struct nfsfh nfsfh; |
2416 | ||
2452c57f | 2417 | nfsfh.fh = data->fh; |
84004dbf RS |
2418 | |
2419 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
2420 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2421 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2422 | free_nfs_cb_data(data); | |
2423 | return -1; | |
2424 | } | |
2425 | free_nfs_cb_data(data); | |
2426 | return 0; | |
2427 | } | |
2428 | ||
183451cf | 2429 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 2430 | { |
183451cf | 2431 | uint64_t offset; |
84004dbf RS |
2432 | |
2433 | offset = length; | |
2434 | ||
2435 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
2436 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2437 | return -1; | |
84004dbf RS |
2438 | } |
2439 | ||
2440 | return 0; | |
2441 | } | |
2442 | ||
2443 | ||
2444 | ||
2445 | ||
2446 | /* | |
2447 | * Async mkdir() | |
2448 | */ | |
f3a75078 | 2449 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2450 | { |
2451 | MKDIR3res *res; | |
2452 | struct nfs_cb_data *data = private_data; | |
2453 | struct nfs_context *nfs = data->nfs; | |
2454 | char *str = data->continue_data; | |
4b1ae88a | 2455 | |
f3a75078 RS |
2456 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2457 | ||
84004dbf RS |
2458 | str = &str[strlen(str) + 1]; |
2459 | ||
2460 | if (status == RPC_STATUS_ERROR) { | |
2461 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2462 | free_nfs_cb_data(data); | |
2463 | return; | |
2464 | } | |
2465 | if (status == RPC_STATUS_CANCEL) { | |
2466 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2467 | free_nfs_cb_data(data); | |
2468 | return; | |
2469 | } | |
2470 | ||
2471 | res = command_data; | |
2472 | if (res->status != NFS3_OK) { | |
2473 | 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)); | |
2474 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2475 | free_nfs_cb_data(data); | |
2476 | return; | |
2477 | } | |
2478 | ||
2479 | data->cb(0, nfs, NULL, data->private_data); | |
2480 | free_nfs_cb_data(data); | |
2481 | } | |
2482 | ||
20379f03 | 2483 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2484 | { |
2485 | char *str = data->continue_data; | |
7edc9026 RS |
2486 | MKDIR3args args; |
2487 | ||
84004dbf RS |
2488 | str = &str[strlen(str) + 1]; |
2489 | ||
7edc9026 | 2490 | memset(&args, 0, sizeof(MKDIR3args)); |
2452c57f | 2491 | args.where.dir = data->fh; |
7edc9026 RS |
2492 | args.where.name = str; |
2493 | args.attributes.mode.set_it = 1; | |
2494 | args.attributes.mode.set_mode3_u.mode = 0755; | |
2495 | ||
acabd6bf | 2496 | if (rpc_nfs3_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { |
84004dbf RS |
2497 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
2498 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2499 | free_nfs_cb_data(data); | |
2500 | return -1; | |
2501 | } | |
2502 | return 0; | |
2503 | } | |
2504 | ||
2505 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2506 | { | |
2507 | char *new_path; | |
2508 | char *ptr; | |
2509 | ||
2510 | new_path = strdup(path); | |
2511 | if (new_path == NULL) { | |
cbbf9d3e | 2512 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2513 | return -1; |
2514 | } | |
2515 | ||
93e9306f | 2516 | ptr = strrchr(new_path, '/'); |
84004dbf | 2517 | if (ptr == NULL) { |
b1a197f5 | 2518 | free(new_path); |
cbbf9d3e RS |
2519 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2520 | return -1; | |
84004dbf RS |
2521 | } |
2522 | *ptr = 0; | |
2523 | ||
2524 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2525 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2526 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
2527 | return -1; | |
84004dbf RS |
2528 | } |
2529 | ||
2530 | return 0; | |
2531 | } | |
2532 | ||
2533 | ||
2534 | ||
2535 | ||
2536 | ||
2537 | /* | |
2538 | * Async rmdir() | |
2539 | */ | |
f3a75078 | 2540 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2541 | { |
2542 | RMDIR3res *res; | |
2543 | struct nfs_cb_data *data = private_data; | |
2544 | struct nfs_context *nfs = data->nfs; | |
2545 | char *str = data->continue_data; | |
4b1ae88a | 2546 | |
f3a75078 RS |
2547 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2548 | ||
84004dbf RS |
2549 | str = &str[strlen(str) + 1]; |
2550 | ||
2551 | if (status == RPC_STATUS_ERROR) { | |
2552 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2553 | free_nfs_cb_data(data); | |
2554 | return; | |
2555 | } | |
2556 | if (status == RPC_STATUS_CANCEL) { | |
2557 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2558 | free_nfs_cb_data(data); | |
2559 | return; | |
2560 | } | |
2561 | ||
2562 | res = command_data; | |
2563 | if (res->status != NFS3_OK) { | |
2564 | 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)); | |
2565 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2566 | free_nfs_cb_data(data); | |
2567 | return; | |
2568 | } | |
2569 | ||
2570 | data->cb(0, nfs, NULL, data->private_data); | |
2571 | free_nfs_cb_data(data); | |
2572 | } | |
2573 | ||
20379f03 | 2574 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2575 | { |
2576 | char *str = data->continue_data; | |
bf817ee6 RS |
2577 | RMDIR3args args; |
2578 | ||
84004dbf RS |
2579 | str = &str[strlen(str) + 1]; |
2580 | ||
bf817ee6 RS |
2581 | args.object.dir = data->fh; |
2582 | args.object.name = str; | |
2583 | if (rpc_nfs3_rmdir_async(nfs->rpc, nfs_rmdir_cb, &args, data) != 0) { | |
84004dbf RS |
2584 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); |
2585 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2586 | free_nfs_cb_data(data); | |
2587 | return -1; | |
2588 | } | |
2589 | return 0; | |
2590 | } | |
2591 | ||
2592 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2593 | { | |
2594 | char *new_path; | |
2595 | char *ptr; | |
2596 | ||
2597 | new_path = strdup(path); | |
2598 | if (new_path == NULL) { | |
cbbf9d3e | 2599 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2600 | return -1; |
2601 | } | |
2602 | ||
93e9306f | 2603 | ptr = strrchr(new_path, '/'); |
84004dbf | 2604 | if (ptr == NULL) { |
2257433d | 2605 | free(new_path); |
cbbf9d3e RS |
2606 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2607 | return -1; | |
84004dbf RS |
2608 | } |
2609 | *ptr = 0; | |
2610 | ||
2611 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2612 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2613 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2614 | return -1; | |
84004dbf RS |
2615 | } |
2616 | ||
2617 | return 0; | |
2618 | } | |
2619 | ||
2620 | ||
2621 | ||
2622 | ||
2623 | /* | |
2624 | * Async creat() | |
2625 | */ | |
037a1061 RL |
2626 | struct create_cb_data { |
2627 | char *path; | |
2628 | int flags; | |
2629 | int mode; | |
2630 | }; | |
2631 | ||
2632 | static void free_create_cb_data(void *ptr) | |
2633 | { | |
2634 | struct create_cb_data *data = ptr; | |
2635 | ||
2636 | free(data->path); | |
2637 | free(data); | |
2638 | } | |
2639 | ||
370c59e3 RL |
2640 | static void nfs_create_trunc_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
2641 | { | |
2642 | struct nfs_cb_data *data = private_data; | |
2643 | struct nfs_context *nfs = data->nfs; | |
2644 | struct nfsfh *nfsfh; | |
2645 | SETATTR3res *res; | |
2646 | ||
2647 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
2648 | ||
2649 | if (status == RPC_STATUS_ERROR) { | |
2650 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2651 | free_nfs_cb_data(data); | |
2652 | free_nfsfh(nfsfh); | |
2653 | return; | |
2654 | } | |
2655 | if (status == RPC_STATUS_CANCEL) { | |
2656 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2657 | free_nfs_cb_data(data); | |
2658 | free_nfsfh(nfsfh); | |
2659 | return; | |
2660 | } | |
2661 | ||
2662 | res = command_data; | |
2663 | if (res->status != NFS3_OK) { | |
2664 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2665 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2666 | free_nfs_cb_data(data); | |
2667 | free_nfsfh(nfsfh); | |
2668 | return; | |
2669 | } | |
2670 | ||
2671 | data->cb(0, nfs, data->nfsfh, data->private_data); | |
2672 | free_nfs_cb_data(data); | |
2673 | } | |
2674 | ||
f3a75078 | 2675 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2676 | { |
2677 | LOOKUP3res *res; | |
2678 | struct nfs_cb_data *data = private_data; | |
2679 | struct nfs_context *nfs = data->nfs; | |
2680 | struct nfsfh *nfsfh; | |
037a1061 RL |
2681 | struct create_cb_data *cb_data = data->continue_data; |
2682 | char *str = cb_data->path; | |
84004dbf | 2683 | |
f3a75078 RS |
2684 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2685 | ||
84004dbf RS |
2686 | if (status == RPC_STATUS_ERROR) { |
2687 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2688 | free_nfs_cb_data(data); | |
2689 | return; | |
2690 | } | |
2691 | if (status == RPC_STATUS_CANCEL) { | |
2692 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2693 | free_nfs_cb_data(data); | |
2694 | return; | |
2695 | } | |
2696 | ||
2697 | str = &str[strlen(str) + 1]; | |
2698 | res = command_data; | |
2699 | if (res->status != NFS3_OK) { | |
2700 | 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)); | |
2701 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2702 | ||
2703 | return; | |
2704 | } | |
2705 | ||
2706 | nfsfh = malloc(sizeof(struct nfsfh)); | |
2707 | if (nfsfh == NULL) { | |
2708 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
2709 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2710 | free_nfs_cb_data(data); | |
2711 | return; | |
2712 | } | |
ea98629a | 2713 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 2714 | |
037a1061 RL |
2715 | if (cb_data->flags & O_SYNC) { |
2716 | nfsfh->is_sync = 1; | |
2717 | } | |
2718 | if (cb_data->flags & O_APPEND) { | |
2719 | nfsfh->is_append = 1; | |
2720 | } | |
2721 | ||
0c1a9d7a RS |
2722 | /* copy the filehandle */ |
2723 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
2724 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
ece11036 RL |
2725 | if (nfsfh->fh.data.data_val == NULL) { |
2726 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh structure"); | |
2727 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2728 | free_nfs_cb_data(data); | |
2729 | free(nfsfh); | |
2730 | return -1; | |
2731 | } | |
0c1a9d7a | 2732 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); |
84004dbf | 2733 | |
370c59e3 RL |
2734 | /* Try to truncate it if we were requested to */ |
2735 | if (cb_data->flags & O_TRUNC) { | |
2736 | SETATTR3args args; | |
2737 | ||
2738 | data->nfsfh = nfsfh; | |
2739 | ||
2740 | memset(&args, 0, sizeof(SETATTR3args)); | |
2741 | args.object = nfsfh->fh; | |
2742 | args.new_attributes.size.set_it = 1; | |
2743 | args.new_attributes.size.set_size3_u.size = 0; | |
2744 | ||
2745 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_create_trunc_cb, | |
2746 | &args, data) != 0) { | |
2747 | rpc_set_error(nfs->rpc, "RPC error: Failed to send " | |
2748 | "SETATTR call for %s", data->path); | |
2749 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
2750 | data->private_data); | |
2751 | free_nfs_cb_data(data); | |
2752 | free_nfsfh(nfsfh); | |
2753 | return; | |
2754 | } | |
2755 | return; | |
2756 | } | |
2757 | ||
84004dbf RS |
2758 | data->cb(0, nfs, nfsfh, data->private_data); |
2759 | free_nfs_cb_data(data); | |
2760 | } | |
2761 | ||
2762 | ||
2763 | ||
037a1061 | 2764 | static void nfs_create_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2765 | { |
2766 | CREATE3res *res; | |
2767 | struct nfs_cb_data *data = private_data; | |
2768 | struct nfs_context *nfs = data->nfs; | |
037a1061 RL |
2769 | struct create_cb_data *cb_data = data->continue_data; |
2770 | char *str = cb_data->path; | |
463d59bf | 2771 | LOOKUP3args args; |
84004dbf | 2772 | |
f3a75078 RS |
2773 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2774 | ||
84004dbf RS |
2775 | if (status == RPC_STATUS_ERROR) { |
2776 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2777 | free_nfs_cb_data(data); | |
2778 | return; | |
2779 | } | |
2780 | if (status == RPC_STATUS_CANCEL) { | |
2781 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2782 | free_nfs_cb_data(data); | |
2783 | return; | |
2784 | } | |
2785 | ||
2786 | str = &str[strlen(str) + 1]; | |
2787 | res = command_data; | |
2788 | if (res->status != NFS3_OK) { | |
2789 | 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)); | |
2790 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 2791 | free_nfs_cb_data(data); |
84004dbf RS |
2792 | return; |
2793 | } | |
2794 | ||
463d59bf | 2795 | memset(&args, 0, sizeof(LOOKUP3args)); |
2452c57f RS |
2796 | args.what.dir = data->fh; |
2797 | args.what.name = str; | |
463d59bf RS |
2798 | |
2799 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_create_2_cb, &args, data) != 0) { | |
84004dbf RS |
2800 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); |
2801 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2802 | free_nfs_cb_data(data); | |
2803 | return; | |
2804 | } | |
2805 | return; | |
2806 | } | |
2807 | ||
037a1061 | 2808 | static int nfs_create_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 2809 | { |
037a1061 RL |
2810 | struct create_cb_data *cb_data = data->continue_data; |
2811 | char *str = cb_data->path; | |
c985c015 RS |
2812 | CREATE3args args; |
2813 | ||
84004dbf RS |
2814 | str = &str[strlen(str) + 1]; |
2815 | ||
c985c015 | 2816 | memset(&args, 0, sizeof(CREATE3args)); |
2452c57f | 2817 | args.where.dir = data->fh; |
c985c015 | 2818 | args.where.name = str; |
037a1061 | 2819 | args.how.mode = (cb_data->flags & O_EXCL) ? GUARDED : UNCHECKED; |
c985c015 | 2820 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; |
037a1061 | 2821 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = cb_data->mode; |
c985c015 | 2822 | |
037a1061 | 2823 | if (rpc_nfs3_create_async(nfs->rpc, nfs_create_1_cb, &args, data) != 0) { |
84004dbf RS |
2824 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
2825 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2826 | free_nfs_cb_data(data); | |
2827 | return -1; | |
2828 | } | |
2829 | return 0; | |
2830 | } | |
2831 | ||
037a1061 | 2832 | int nfs_create_async(struct nfs_context *nfs, const char *path, int flags, int mode, nfs_cb cb, void *private_data) |
84004dbf | 2833 | { |
037a1061 | 2834 | struct create_cb_data *cb_data; |
84004dbf RS |
2835 | char *ptr; |
2836 | ||
037a1061 RL |
2837 | cb_data = malloc(sizeof(struct create_cb_data)); |
2838 | if (cb_data == NULL) { | |
2839 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2840 | return -1; | |
2841 | } | |
2842 | ||
2843 | cb_data->path = strdup(path); | |
2844 | if (cb_data->path == NULL) { | |
cbbf9d3e | 2845 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
037a1061 | 2846 | free(cb_data); |
84004dbf RS |
2847 | return -1; |
2848 | } | |
2849 | ||
037a1061 | 2850 | ptr = strrchr(cb_data->path, '/'); |
84004dbf | 2851 | if (ptr == NULL) { |
cbbf9d3e | 2852 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
037a1061 | 2853 | free_create_cb_data(cb_data); |
cbbf9d3e | 2854 | return -1; |
84004dbf RS |
2855 | } |
2856 | *ptr = 0; | |
2857 | ||
037a1061 RL |
2858 | cb_data->flags = flags; |
2859 | cb_data->mode = mode; | |
2860 | ||
73f4ae7c | 2861 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
037a1061 | 2862 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_create_continue_internal, cb_data, free_create_cb_data, 0) != 0) { |
cbbf9d3e RS |
2863 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2864 | return -1; | |
84004dbf RS |
2865 | } |
2866 | ||
2867 | return 0; | |
2868 | } | |
2869 | ||
037a1061 RL |
2870 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) |
2871 | { | |
2872 | return nfs_create_async(nfs, path, 0, mode, cb, private_data); | |
2873 | } | |
2874 | ||
84004dbf RS |
2875 | |
2876 | ||
2877 | ||
2878 | /* | |
2879 | * Async unlink() | |
2880 | */ | |
f3a75078 | 2881 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2882 | { |
2883 | REMOVE3res *res; | |
2884 | struct nfs_cb_data *data = private_data; | |
2885 | struct nfs_context *nfs = data->nfs; | |
2886 | char *str = data->continue_data; | |
4b1ae88a | 2887 | |
f3a75078 RS |
2888 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2889 | ||
84004dbf RS |
2890 | str = &str[strlen(str) + 1]; |
2891 | ||
2892 | if (status == RPC_STATUS_ERROR) { | |
2893 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2894 | free_nfs_cb_data(data); | |
2895 | return; | |
2896 | } | |
2897 | if (status == RPC_STATUS_CANCEL) { | |
2898 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2899 | free_nfs_cb_data(data); | |
2900 | return; | |
2901 | } | |
2902 | ||
2903 | res = command_data; | |
2904 | if (res->status != NFS3_OK) { | |
2905 | 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)); | |
2906 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2907 | free_nfs_cb_data(data); | |
2908 | return; | |
2909 | } | |
2910 | ||
2911 | data->cb(0, nfs, NULL, data->private_data); | |
2912 | free_nfs_cb_data(data); | |
2913 | } | |
2914 | ||
20379f03 | 2915 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
2916 | { |
2917 | char *str = data->continue_data; | |
a0a5aa26 RS |
2918 | struct REMOVE3args args; |
2919 | ||
84004dbf RS |
2920 | str = &str[strlen(str) + 1]; |
2921 | ||
a0a5aa26 RS |
2922 | args.object.dir = data->fh; |
2923 | args.object.name = str; | |
2924 | if (rpc_nfs3_remove_async(nfs->rpc, nfs_unlink_cb, &args, data) != 0) { | |
84004dbf RS |
2925 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); |
2926 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2927 | free_nfs_cb_data(data); | |
2928 | return -1; | |
2929 | } | |
2930 | return 0; | |
2931 | } | |
2932 | ||
2933 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2934 | { | |
2935 | char *new_path; | |
2936 | char *ptr; | |
2937 | ||
2938 | new_path = strdup(path); | |
2939 | if (new_path == NULL) { | |
cbbf9d3e | 2940 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
2941 | return -1; |
2942 | } | |
2943 | ||
93e9306f | 2944 | ptr = strrchr(new_path, '/'); |
84004dbf | 2945 | if (ptr == NULL) { |
bcbb21cd | 2946 | free(new_path); |
cbbf9d3e RS |
2947 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2948 | return -1; | |
84004dbf RS |
2949 | } |
2950 | *ptr = 0; | |
2951 | ||
2952 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2953 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2954 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2955 | return -1; | |
84004dbf RS |
2956 | } |
2957 | ||
2958 | return 0; | |
2959 | } | |
2960 | ||
2961 | ||
1ec6b50a RS |
2962 | /* |
2963 | * Async mknod() | |
2964 | */ | |
2965 | struct mknod_cb_data { | |
2966 | char *path; | |
2967 | int mode; | |
2968 | int major; | |
2969 | int minor; | |
2970 | }; | |
2971 | ||
2972 | static void free_mknod_cb_data(void *ptr) | |
2973 | { | |
2974 | struct mknod_cb_data *data = ptr; | |
2975 | ||
2976 | free(data->path); | |
2977 | free(data); | |
2978 | } | |
2979 | ||
f3a75078 | 2980 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2981 | { |
2982 | MKNOD3res *res; | |
2983 | struct nfs_cb_data *data = private_data; | |
2984 | struct nfs_context *nfs = data->nfs; | |
2985 | char *str = data->continue_data; | |
4b1ae88a | 2986 | |
f3a75078 RS |
2987 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2988 | ||
1ec6b50a RS |
2989 | str = &str[strlen(str) + 1]; |
2990 | ||
2991 | if (status == RPC_STATUS_ERROR) { | |
2992 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2993 | free_nfs_cb_data(data); | |
2994 | return; | |
2995 | } | |
2996 | if (status == RPC_STATUS_CANCEL) { | |
2997 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2998 | free_nfs_cb_data(data); | |
2999 | return; | |
3000 | } | |
3001 | ||
3002 | res = command_data; | |
3003 | if (res->status != NFS3_OK) { | |
3004 | 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)); | |
3005 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3006 | free_nfs_cb_data(data); | |
3007 | return; | |
3008 | } | |
3009 | ||
3010 | data->cb(0, nfs, NULL, data->private_data); | |
3011 | free_nfs_cb_data(data); | |
3012 | } | |
3013 | ||
20379f03 | 3014 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
1ec6b50a RS |
3015 | { |
3016 | struct mknod_cb_data *cb_data = data->continue_data; | |
3017 | char *str = cb_data->path; | |
b17cb0a2 | 3018 | MKNOD3args args; |
4b1ae88a | 3019 | |
1ec6b50a RS |
3020 | str = &str[strlen(str) + 1]; |
3021 | ||
b17cb0a2 RS |
3022 | args.where.dir = data->fh; |
3023 | args.where.name = str; | |
3024 | switch (cb_data->mode & S_IFMT) { | |
3025 | case S_IFCHR: | |
3026 | args.what.type = NF3CHR; | |
3027 | args.what.mknoddata3_u.chr_device.dev_attributes.mode.set_it = 1; | |
3028 | 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); | |
3029 | args.what.mknoddata3_u.chr_device.spec.specdata1 = cb_data->major; | |
3030 | args.what.mknoddata3_u.chr_device.spec.specdata2 = cb_data->minor; | |
3031 | break; | |
3032 | case S_IFBLK: | |
3033 | args.what.type = NF3BLK; | |
3034 | args.what.mknoddata3_u.blk_device.dev_attributes.mode.set_it = 1; | |
3035 | 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); | |
3036 | args.what.mknoddata3_u.blk_device.spec.specdata1 = cb_data->major; | |
3037 | args.what.mknoddata3_u.blk_device.spec.specdata2 = cb_data->minor; | |
3038 | case S_IFSOCK: | |
3039 | args.what.type = NF3SOCK; | |
3040 | args.what.mknoddata3_u.sock_attributes.mode.set_it = 1; | |
3041 | 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); | |
3042 | break; | |
3043 | case S_IFIFO: | |
3044 | args.what.type = NF3FIFO; | |
3045 | args.what.mknoddata3_u.pipe_attributes.mode.set_it = 1; | |
3046 | 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); | |
3047 | break; | |
3048 | default: | |
3049 | rpc_set_error(nfs->rpc, "Invalid file type for NFS3/MKNOD call"); | |
3050 | data->cb(-EINVAL, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3051 | free_nfs_cb_data(data); | |
3052 | return -1; | |
3053 | } | |
3054 | ||
3055 | if (rpc_nfs3_mknod_async(nfs->rpc, nfs_mknod_cb, &args, data) != 0) { | |
1ec6b50a RS |
3056 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3057 | free_nfs_cb_data(data); | |
3058 | return -1; | |
3059 | } | |
3060 | return 0; | |
3061 | } | |
3062 | ||
3063 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
3064 | { | |
3065 | char *ptr; | |
3066 | struct mknod_cb_data *cb_data; | |
3067 | ||
3068 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
3069 | if (cb_data == NULL) { | |
3070 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
3071 | return -1; | |
3072 | } | |
3073 | ||
3074 | cb_data->path = strdup(path); | |
3075 | if (cb_data->path == NULL) { | |
3076 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
4b1ae88a | 3077 | free(cb_data); |
1ec6b50a RS |
3078 | return -1; |
3079 | } | |
3080 | ||
3081 | ptr = strrchr(cb_data->path, '/'); | |
3082 | if (ptr == NULL) { | |
3083 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
feb2fc2f | 3084 | free_mknod_cb_data(cb_data); |
1ec6b50a RS |
3085 | return -1; |
3086 | } | |
3087 | *ptr = 0; | |
3088 | ||
3089 | cb_data->mode = mode; | |
3090 | cb_data->major = major(dev); | |
3091 | cb_data->minor = minor(dev); | |
3092 | ||
3093 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
3094 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
3095 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
1ec6b50a RS |
3096 | return -1; |
3097 | } | |
3098 | ||
3099 | return 0; | |
3100 | } | |
84004dbf | 3101 | |
84004dbf RS |
3102 | /* |
3103 | * Async opendir() | |
3104 | */ | |
fb69c64c RS |
3105 | |
3106 | /* ReadDirPlus Emulation Callback data */ | |
3107 | struct rdpe_cb_data { | |
3108 | int getattrcount; | |
3109 | int status; | |
3110 | struct nfs_cb_data *data; | |
3111 | }; | |
3112 | ||
3113 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
3114 | struct rdpe_lookup_cb_data { | |
3115 | struct rdpe_cb_data *rdpe_cb_data; | |
3116 | struct nfsdirent *nfsdirent; | |
3117 | }; | |
3118 | ||
3119 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 3120 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 3121 | { |
fb69c64c RS |
3122 | LOOKUP3res *res = command_data; |
3123 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
3124 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
3125 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
3126 | struct nfsdir *nfsdir = data->continue_data; | |
3127 | struct nfs_context *nfs = data->nfs; | |
3128 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
3129 | ||
f3a75078 RS |
3130 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3131 | ||
fb69c64c RS |
3132 | free(rdpe_lookup_cb_data); |
3133 | ||
3134 | rdpe_cb_data->getattrcount--; | |
3135 | ||
3136 | if (status == RPC_STATUS_ERROR) { | |
9a9566a3 RS |
3137 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
3138 | "failed with RPC_STATUS_ERROR"); | |
fb69c64c RS |
3139 | rdpe_cb_data->status = RPC_STATUS_ERROR; |
3140 | } | |
3141 | if (status == RPC_STATUS_CANCEL) { | |
9a9566a3 RS |
3142 | rpc_set_error(nfs->rpc, "LOOKUP during READDIRPLUS emulation " |
3143 | "failed with RPC_STATUS_CANCEL"); | |
fb69c64c RS |
3144 | rdpe_cb_data->status = RPC_STATUS_CANCEL; |
3145 | } | |
fb69c64c RS |
3146 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { |
3147 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
3148 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
3149 | ||
3150 | nfsdirent->type = attributes->type; | |
3151 | nfsdirent->mode = attributes->mode; | |
3152 | nfsdirent->size = attributes->size; | |
3153 | ||
3154 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
3155 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
fc08ac45 | 3156 | nfsdirent->atime_nsec = attributes->atime.nseconds; |
fb69c64c RS |
3157 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; |
3158 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
fc08ac45 | 3159 | nfsdirent->mtime_nsec = attributes->mtime.nseconds; |
fb69c64c RS |
3160 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; |
3161 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
fc08ac45 | 3162 | nfsdirent->ctime_nsec = attributes->ctime.nseconds; |
7bda8bad RS |
3163 | nfsdirent->uid = attributes->uid; |
3164 | nfsdirent->gid = attributes->gid; | |
390ff38a | 3165 | nfsdirent->nlink = attributes->nlink; |
fc08ac45 RL |
3166 | nfsdirent->dev = attributes->fsid; |
3167 | nfsdirent->rdev = specdata3_to_rdev(&attributes->rdev); | |
3168 | nfsdirent->blksize = NFS_BLKSIZE; | |
3169 | nfsdirent->blocks = (attributes->used + 512 - 1) / 512; | |
3170 | nfsdirent->used = attributes->used; | |
fb69c64c RS |
3171 | } |
3172 | } | |
3173 | ||
3174 | if (rdpe_cb_data->getattrcount == 0) { | |
3175 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
9a9566a3 RS |
3176 | rpc_set_error(nfs->rpc, "READDIRPLUS emulation " |
3177 | "failed: %s", rpc_get_error(rpc)); | |
3178 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), | |
3179 | data->private_data); | |
fb69c64c RS |
3180 | nfs_free_nfsdir(nfsdir); |
3181 | } else { | |
3182 | data->cb(0, nfs, nfsdir, data->private_data); | |
3183 | } | |
3184 | free(rdpe_cb_data); | |
3185 | ||
3186 | data->continue_data = NULL; | |
3187 | free_nfs_cb_data(data); | |
3188 | } | |
3189 | } | |
3190 | ||
f3a75078 | 3191 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
3192 | { |
3193 | READDIR3res *res = command_data; | |
84004dbf RS |
3194 | struct nfs_cb_data *data = private_data; |
3195 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 3196 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
3197 | struct nfsdirent *nfsdirent; |
3198 | struct entry3 *entry; | |
ecbd14a1 | 3199 | uint64_t cookie = 0; |
fb69c64c | 3200 | struct rdpe_cb_data *rdpe_cb_data; |
4b1ae88a | 3201 | |
f3a75078 RS |
3202 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3203 | ||
84004dbf RS |
3204 | if (status == RPC_STATUS_ERROR) { |
3205 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3206 | nfs_free_nfsdir(nfsdir); | |
3207 | data->continue_data = NULL; | |
3208 | free_nfs_cb_data(data); | |
3209 | return; | |
3210 | } | |
fb69c64c | 3211 | |
84004dbf RS |
3212 | if (status == RPC_STATUS_CANCEL) { |
3213 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3214 | nfs_free_nfsdir(nfsdir); | |
3215 | data->continue_data = NULL; | |
3216 | free_nfs_cb_data(data); | |
3217 | return; | |
3218 | } | |
3219 | ||
84004dbf RS |
3220 | if (res->status != NFS3_OK) { |
3221 | 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)); | |
3222 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3223 | nfs_free_nfsdir(nfsdir); | |
3224 | data->continue_data = NULL; | |
3225 | free_nfs_cb_data(data); | |
3226 | return; | |
fb69c64c RS |
3227 | } |
3228 | ||
3229 | entry =res->READDIR3res_u.resok.reply.entries; | |
3230 | while (entry != NULL) { | |
3231 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
3232 | if (nfsdirent == NULL) { | |
3233 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
3234 | nfs_free_nfsdir(nfsdir); | |
3235 | data->continue_data = NULL; | |
3236 | free_nfs_cb_data(data); | |
3237 | return; | |
3238 | } | |
3239 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
3240 | nfsdirent->name = strdup(entry->name); | |
3241 | if (nfsdirent->name == NULL) { | |
3242 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
a26bebef | 3243 | free(nfsdirent); |
fb69c64c RS |
3244 | nfs_free_nfsdir(nfsdir); |
3245 | data->continue_data = NULL; | |
3246 | free_nfs_cb_data(data); | |
3247 | return; | |
3248 | } | |
3249 | nfsdirent->inode = entry->fileid; | |
3250 | ||
3251 | nfsdirent->next = nfsdir->entries; | |
3252 | nfsdir->entries = nfsdirent; | |
3253 | ||
3254 | cookie = entry->cookie; | |
3255 | entry = entry->nextentry; | |
3256 | } | |
3257 | ||
3258 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
a64a16a2 RS |
3259 | READDIR3args args; |
3260 | ||
3261 | args.dir = data->fh; | |
3262 | args.cookie = cookie; | |
2452c57f | 3263 | memcpy(&args.cookieverf, res->READDIR3res_u.resok.cookieverf, sizeof(cookieverf3)); |
a64a16a2 RS |
3264 | args.count = 8192; |
3265 | ||
3266 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { | |
fb69c64c RS |
3267 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
3268 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3269 | nfs_free_nfsdir(nfsdir); | |
3270 | data->continue_data = NULL; | |
3271 | free_nfs_cb_data(data); | |
3272 | return; | |
3273 | } | |
3274 | return; | |
3275 | } | |
3276 | ||
56e96539 RS |
3277 | if (res->READDIR3res_u.resok.dir_attributes.attributes_follow) |
3278 | nfsdir->attr = res->READDIR3res_u.resok.dir_attributes.post_op_attr_u.attributes; | |
3279 | ||
fb69c64c RS |
3280 | /* steal the dirhandle */ |
3281 | nfsdir->current = nfsdir->entries; | |
3282 | ||
b6446650 AR |
3283 | if (nfsdir->entries) { |
3284 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
3285 | rdpe_cb_data->getattrcount = 0; | |
3286 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
3287 | rdpe_cb_data->data = data; | |
3288 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
3289 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
3290 | LOOKUP3args args; | |
3291 | ||
3292 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
3293 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
3294 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
3295 | ||
3296 | memset(&args, 0, sizeof(LOOKUP3args)); | |
3297 | args.what.dir = data->fh; | |
3298 | args.what.name = nfsdirent->name; | |
3299 | ||
3300 | if (rpc_nfs3_lookup_async(nfs->rpc, nfs_opendir3_cb, &args, rdpe_lookup_cb_data) != 0) { | |
3301 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
3302 | ||
3303 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
3304 | * commands in flight to complete | |
3305 | */ | |
3306 | if (rdpe_cb_data->getattrcount > 0) { | |
3307 | nfs_free_nfsdir(nfsdir); | |
3308 | data->continue_data = NULL; | |
3309 | free_nfs_cb_data(data); | |
3310 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
3311 | free(rdpe_lookup_cb_data); | |
3312 | return; | |
3313 | } | |
3314 | ||
3315 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
a26bebef AR |
3316 | nfs_free_nfsdir(nfsdir); |
3317 | data->continue_data = NULL; | |
3318 | free_nfs_cb_data(data); | |
fb69c64c | 3319 | free(rdpe_lookup_cb_data); |
b6446650 | 3320 | free(rdpe_cb_data); |
fb69c64c RS |
3321 | return; |
3322 | } | |
b6446650 | 3323 | rdpe_cb_data->getattrcount++; |
fb69c64c | 3324 | } |
fb69c64c RS |
3325 | } |
3326 | } | |
3327 | ||
f3a75078 | 3328 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
3329 | { |
3330 | READDIRPLUS3res *res = command_data; | |
3331 | struct nfs_cb_data *data = private_data; | |
3332 | struct nfs_context *nfs = data->nfs; | |
3333 | struct nfsdir *nfsdir = data->continue_data; | |
3334 | struct entryplus3 *entry; | |
ecbd14a1 | 3335 | uint64_t cookie = 0; |
4b1ae88a | 3336 | |
f3a75078 | 3337 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
3338 | |
3339 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
a64a16a2 RS |
3340 | READDIR3args args; |
3341 | ||
3342 | args.dir = data->fh; | |
3343 | args.cookie = cookie; | |
2452c57f | 3344 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); |
a64a16a2 | 3345 | args.count = 8192; |
fb69c64c | 3346 | |
a64a16a2 | 3347 | if (rpc_nfs3_readdir_async(nfs->rpc, nfs_opendir2_cb, &args, data) != 0) { |
fb69c64c RS |
3348 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); |
3349 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3350 | nfs_free_nfsdir(nfsdir); | |
3351 | data->continue_data = NULL; | |
3352 | free_nfs_cb_data(data); | |
3353 | return; | |
3354 | } | |
3355 | return; | |
3356 | } | |
3357 | ||
3358 | if (status == RPC_STATUS_CANCEL) { | |
3359 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3360 | nfs_free_nfsdir(nfsdir); | |
3361 | data->continue_data = NULL; | |
3362 | free_nfs_cb_data(data); | |
3363 | return; | |
3364 | } | |
3365 | ||
3366 | if (res->status != NFS3_OK) { | |
3367 | 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)); | |
3368 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3369 | nfs_free_nfsdir(nfsdir); | |
3370 | data->continue_data = NULL; | |
3371 | free_nfs_cb_data(data); | |
3372 | return; | |
84004dbf RS |
3373 | } |
3374 | ||
f390f181 | 3375 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
3376 | while (entry != NULL) { |
3377 | struct nfsdirent *nfsdirent; | |
3378 | ||
3379 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
3380 | if (nfsdirent == NULL) { | |
3381 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
3382 | nfs_free_nfsdir(nfsdir); | |
3383 | data->continue_data = NULL; | |
3384 | free_nfs_cb_data(data); | |
3385 | return; | |
3386 | } | |
ea98629a | 3387 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
3388 | nfsdirent->name = strdup(entry->name); |
3389 | if (nfsdirent->name == NULL) { | |
3390 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
b2fc5c54 | 3391 | free(nfsdirent); |
84004dbf RS |
3392 | nfs_free_nfsdir(nfsdir); |
3393 | data->continue_data = NULL; | |
3394 | free_nfs_cb_data(data); | |
3395 | return; | |
3396 | } | |
3397 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
3398 | if (entry->name_attributes.attributes_follow) { |
3399 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
3400 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
3401 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
3402 | ||
3403 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
3404 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
fc08ac45 | 3405 | nfsdirent->atime_nsec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds; |
0804e67d RS |
3406 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; |
3407 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
fc08ac45 | 3408 | nfsdirent->mtime_nsec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds; |
0804e67d RS |
3409 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; |
3410 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
fc08ac45 | 3411 | nfsdirent->ctime_nsec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds; |
7bda8bad RS |
3412 | nfsdirent->uid = entry->name_attributes.post_op_attr_u.attributes.uid; |
3413 | nfsdirent->gid = entry->name_attributes.post_op_attr_u.attributes.gid; | |
390ff38a | 3414 | nfsdirent->nlink = entry->name_attributes.post_op_attr_u.attributes.nlink; |
fc08ac45 RL |
3415 | nfsdirent->dev = entry->name_attributes.post_op_attr_u.attributes.fsid; |
3416 | nfsdirent->rdev = specdata3_to_rdev(&entry->name_attributes.post_op_attr_u.attributes.rdev); | |
3417 | nfsdirent->blksize = NFS_BLKSIZE; | |
3418 | nfsdirent->blocks = (entry->name_attributes.post_op_attr_u.attributes.used + 512 - 1) / 512; | |
3419 | nfsdirent->used = entry->name_attributes.post_op_attr_u.attributes.used; | |
0804e67d RS |
3420 | } |
3421 | ||
84004dbf RS |
3422 | nfsdirent->next = nfsdir->entries; |
3423 | nfsdir->entries = nfsdirent; | |
3424 | ||
3425 | cookie = entry->cookie; | |
3426 | entry = entry->nextentry; | |
3427 | } | |
3428 | ||
f390f181 | 3429 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
1a5b83c9 RS |
3430 | READDIRPLUS3args args; |
3431 | ||
3432 | args.dir = data->fh; | |
3433 | args.cookie = cookie; | |
3434 | memcpy(&args.cookieverf, res->READDIRPLUS3res_u.resok.cookieverf, sizeof(cookieverf3)); | |
3435 | args.dircount = 8192; | |
3436 | args.maxcount = 8192; | |
3437 | ||
3438 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 3439 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
3440 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3441 | nfs_free_nfsdir(nfsdir); | |
3442 | data->continue_data = NULL; | |
3443 | free_nfs_cb_data(data); | |
3444 | return; | |
3445 | } | |
3446 | return; | |
3447 | } | |
3448 | ||
56e96539 RS |
3449 | if (res->READDIRPLUS3res_u.resok.dir_attributes.attributes_follow) |
3450 | nfsdir->attr = res->READDIRPLUS3res_u.resok.dir_attributes.post_op_attr_u.attributes; | |
3451 | ||
84004dbf RS |
3452 | /* steal the dirhandle */ |
3453 | data->continue_data = NULL; | |
3454 | nfsdir->current = nfsdir->entries; | |
3455 | ||
3456 | data->cb(0, nfs, nfsdir, data->private_data); | |
3457 | free_nfs_cb_data(data); | |
3458 | } | |
3459 | ||
20379f03 | 3460 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3461 | { |
1a5b83c9 | 3462 | READDIRPLUS3args args; |
56e96539 RS |
3463 | struct nfsdir *nfsdir = data->continue_data;; |
3464 | struct nfsdir *cached; | |
3465 | ||
3466 | cached = nfs_dircache_find(nfs, &data->fh); | |
3467 | if (cached) { | |
3468 | if (attr && attr->mtime.seconds == cached->attr.mtime.seconds) { | |
3469 | cached->current = cached->entries; | |
3470 | data->cb(0, nfs, cached, data->private_data); | |
3471 | free_nfs_cb_data(data); | |
3472 | return 0; | |
3473 | } else { | |
3474 | /* cache must be stale */ | |
3475 | nfs_free_nfsdir(cached); | |
3476 | } | |
3477 | } | |
3478 | ||
3479 | nfsdir->fh.data.data_len = data->fh.data.data_len; | |
3480 | nfsdir->fh.data.data_val = malloc(nfsdir->fh.data.data_len); | |
3481 | if (nfsdir->fh.data.data_val == NULL) { | |
3482 | rpc_set_error(nfs->rpc, "OOM when allocating fh for nfsdir"); | |
3483 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3484 | free_nfs_cb_data(data); | |
3485 | return -1; | |
3486 | } | |
3487 | memcpy(nfsdir->fh.data.data_val, data->fh.data.data_val, data->fh.data.data_len); | |
84004dbf | 3488 | |
1a5b83c9 RS |
3489 | args.dir = data->fh; |
3490 | args.cookie = 0; | |
3491 | memset(&args.cookieverf, 0, sizeof(cookieverf3)); | |
3492 | args.dircount = 8192; | |
3493 | args.maxcount = 8192; | |
3494 | if (rpc_nfs3_readdirplus_async(nfs->rpc, nfs_opendir_cb, &args, data) != 0) { | |
f390f181 | 3495 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); |
84004dbf RS |
3496 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
3497 | free_nfs_cb_data(data); | |
3498 | return -1; | |
3499 | } | |
3500 | return 0; | |
3501 | } | |
3502 | ||
3503 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3504 | { | |
3505 | struct nfsdir *nfsdir; | |
3506 | ||
3507 | nfsdir = malloc(sizeof(struct nfsdir)); | |
3508 | if (nfsdir == NULL) { | |
cbbf9d3e | 3509 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
3510 | return -1; |
3511 | } | |
ea98629a | 3512 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
3513 | |
3514 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
3515 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3516 | return -1; | |
84004dbf RS |
3517 | } |
3518 | ||
3519 | return 0; | |
3520 | } | |
3521 | ||
3522 | ||
3523 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
3524 | { | |
3525 | struct nfsdirent *nfsdirent = nfsdir->current; | |
3526 | ||
3527 | if (nfsdir->current != NULL) { | |
3528 | nfsdir->current = nfsdir->current->next; | |
3529 | } | |
3530 | return nfsdirent; | |
3531 | } | |
3532 | ||
3533 | ||
f893b680 RS |
3534 | /* |
3535 | * closedir() | |
3536 | */ | |
56e96539 | 3537 | void nfs_closedir(struct nfs_context *nfs, struct nfsdir *nfsdir) |
84004dbf | 3538 | { |
56e96539 | 3539 | nfs_dircache_add(nfs, nfsdir); |
84004dbf RS |
3540 | } |
3541 | ||
3542 | ||
f893b680 RS |
3543 | /* |
3544 | * getcwd() | |
3545 | */ | |
3546 | void nfs_getcwd(struct nfs_context *nfs, const char **cwd) | |
3547 | { | |
3548 | if (cwd) { | |
3549 | *cwd = nfs->cwd; | |
3550 | } | |
3551 | } | |
84004dbf RS |
3552 | |
3553 | ||
3554 | /* | |
3555 | * Async lseek() | |
3556 | */ | |
3557 | struct lseek_cb_data { | |
3558 | struct nfs_context *nfs; | |
3559 | struct nfsfh *nfsfh; | |
1f1b6cb0 | 3560 | int64_t offset; |
84004dbf RS |
3561 | nfs_cb cb; |
3562 | void *private_data; | |
3563 | }; | |
3564 | ||
f3a75078 | 3565 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3566 | { |
3567 | GETATTR3res *res; | |
3568 | struct lseek_cb_data *data = private_data; | |
3569 | struct nfs_context *nfs = data->nfs; | |
1f1b6cb0 | 3570 | uint64_t size = 0; |
84004dbf | 3571 | |
f3a75078 RS |
3572 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3573 | ||
84004dbf RS |
3574 | if (status == RPC_STATUS_ERROR) { |
3575 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3576 | free(data); | |
3577 | return; | |
3578 | } | |
3579 | if (status == RPC_STATUS_CANCEL) { | |
3580 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3581 | free(data); | |
3582 | return; | |
3583 | } | |
3584 | ||
3585 | res = command_data; | |
3586 | if (res->status != NFS3_OK) { | |
3587 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3588 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3589 | free(data); | |
3590 | return; | |
3591 | } | |
3592 | ||
1f1b6cb0 AR |
3593 | size = res->GETATTR3res_u.resok.obj_attributes.size; |
3594 | ||
3595 | if (data->offset < 0 && | |
3596 | (uint64_t)(-data->offset) > size) { | |
3597 | data->cb(-EINVAL, nfs, &data->nfsfh->offset, data->private_data); | |
3598 | } else { | |
3599 | data->nfsfh->offset = data->offset + size; | |
3600 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
3601 | } | |
3602 | ||
84004dbf RS |
3603 | free(data); |
3604 | } | |
3605 | ||
1f1b6cb0 | 3606 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
3607 | { |
3608 | struct lseek_cb_data *data; | |
463d59bf | 3609 | struct GETATTR3args args; |
84004dbf RS |
3610 | |
3611 | if (whence == SEEK_SET) { | |
1f1b6cb0 AR |
3612 | if (offset < 0) { |
3613 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3614 | } else { | |
3615 | nfsfh->offset = offset; | |
3616 | cb(0, nfs, &nfsfh->offset, private_data); | |
3617 | } | |
84004dbf RS |
3618 | return 0; |
3619 | } | |
3620 | if (whence == SEEK_CUR) { | |
1f1b6cb0 AR |
3621 | if (offset < 0 && |
3622 | nfsfh->offset < (uint64_t)(-offset)) { | |
3623 | cb(-EINVAL, nfs, &nfsfh->offset, private_data); | |
3624 | } else { | |
3625 | nfsfh->offset += offset; | |
3626 | cb(0, nfs, &nfsfh->offset, private_data); | |
3627 | } | |
84004dbf RS |
3628 | return 0; |
3629 | } | |
3630 | ||
3631 | data = malloc(sizeof(struct lseek_cb_data)); | |
3632 | if (data == NULL) { | |
3633 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
3634 | return -1; | |
3635 | } | |
3636 | ||
3637 | data->nfs = nfs; | |
3638 | data->nfsfh = nfsfh; | |
3639 | data->offset = offset; | |
3640 | data->cb = cb; | |
3641 | data->private_data = private_data; | |
3642 | ||
463d59bf | 3643 | memset(&args, 0, sizeof(GETATTR3args)); |
2452c57f | 3644 | args.object = nfsfh->fh; |
463d59bf RS |
3645 | |
3646 | if (rpc_nfs3_getattr_async(nfs->rpc, nfs_lseek_1_cb, &args, data) != 0) { | |
84004dbf RS |
3647 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); |
3648 | free(data); | |
cbbf9d3e | 3649 | return -1; |
84004dbf RS |
3650 | } |
3651 | return 0; | |
3652 | } | |
3653 | ||
3654 | ||
3655 | ||
3656 | ||
3657 | /* | |
3658 | * Async statvfs() | |
3659 | */ | |
f3a75078 | 3660 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3661 | { |
3662 | FSSTAT3res *res; | |
3663 | struct nfs_cb_data *data = private_data; | |
3664 | struct nfs_context *nfs = data->nfs; | |
3665 | struct statvfs svfs; | |
3666 | ||
f3a75078 RS |
3667 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3668 | ||
84004dbf RS |
3669 | if (status == RPC_STATUS_ERROR) { |
3670 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3671 | free_nfs_cb_data(data); | |
3672 | return; | |
3673 | } | |
3674 | if (status == RPC_STATUS_CANCEL) { | |
3675 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3676 | free_nfs_cb_data(data); | |
3677 | return; | |
3678 | } | |
3679 | ||
3680 | res = command_data; | |
3681 | if (res->status != NFS3_OK) { | |
3682 | 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)); | |
3683 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3684 | free_nfs_cb_data(data); | |
3685 | return; | |
3686 | } | |
3687 | ||
3ca2aac9 PL |
3688 | svfs.f_bsize = NFS_BLKSIZE; |
3689 | svfs.f_frsize = NFS_BLKSIZE; | |
3690 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/NFS_BLKSIZE; | |
3691 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/NFS_BLKSIZE; | |
3692 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/NFS_BLKSIZE; | |
84004dbf RS |
3693 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; |
3694 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 3695 | #if !defined(ANDROID) |
84004dbf RS |
3696 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
3697 | svfs.f_fsid = 0; | |
3698 | svfs.f_flag = 0; | |
3699 | svfs.f_namemax = 256; | |
252aa90d | 3700 | #endif |
84004dbf RS |
3701 | |
3702 | data->cb(0, nfs, &svfs, data->private_data); | |
3703 | free_nfs_cb_data(data); | |
3704 | } | |
3705 | ||
20379f03 | 3706 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3707 | { |
0249c17b RS |
3708 | FSSTAT3args args; |
3709 | ||
3710 | args.fsroot = data->fh; | |
3711 | if (rpc_nfs3_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &args, data) != 0) { | |
84004dbf RS |
3712 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); |
3713 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3714 | free_nfs_cb_data(data); | |
3715 | return -1; | |
3716 | } | |
3717 | return 0; | |
3718 | } | |
3719 | ||
3720 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3721 | { | |
3722 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3723 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3724 | return -1; |
3725 | } | |
3726 | ||
3727 | return 0; | |
3728 | } | |
3729 | ||
3730 | ||
3731 | ||
3732 | ||
3733 | /* | |
3734 | * Async readlink() | |
3735 | */ | |
f3a75078 | 3736 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3737 | { |
3738 | READLINK3res *res; | |
3739 | struct nfs_cb_data *data = private_data; | |
3740 | struct nfs_context *nfs = data->nfs; | |
3741 | ||
f3a75078 RS |
3742 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3743 | ||
84004dbf RS |
3744 | if (status == RPC_STATUS_ERROR) { |
3745 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3746 | free_nfs_cb_data(data); | |
3747 | return; | |
3748 | } | |
3749 | if (status == RPC_STATUS_CANCEL) { | |
3750 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3751 | free_nfs_cb_data(data); | |
3752 | return; | |
3753 | } | |
3754 | ||
3755 | res = command_data; | |
3756 | if (res->status != NFS3_OK) { | |
3757 | 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)); | |
3758 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3759 | free_nfs_cb_data(data); | |
3760 | return; | |
3761 | } | |
3762 | ||
4b1ae88a | 3763 | |
84004dbf RS |
3764 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); |
3765 | free_nfs_cb_data(data); | |
3766 | } | |
3767 | ||
20379f03 | 3768 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf | 3769 | { |
16104b27 RS |
3770 | READLINK3args args; |
3771 | ||
2452c57f | 3772 | args.symlink = data->fh; |
16104b27 | 3773 | |
7cd23ccc | 3774 | if (rpc_nfs3_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { |
84004dbf RS |
3775 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
3776 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3777 | free_nfs_cb_data(data); | |
3778 | return -1; | |
3779 | } | |
3780 | return 0; | |
3781 | } | |
3782 | ||
3783 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
3784 | { | |
3785 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 3786 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3787 | return -1; |
3788 | } | |
3789 | ||
3790 | return 0; | |
3791 | } | |
3792 | ||
3793 | ||
3794 | ||
3795 | ||
3796 | /* | |
3797 | * Async chmod() | |
3798 | */ | |
f3a75078 | 3799 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3800 | { |
3801 | struct nfs_cb_data *data = private_data; | |
3802 | struct nfs_context *nfs = data->nfs; | |
3803 | SETATTR3res *res; | |
3804 | ||
f3a75078 RS |
3805 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3806 | ||
84004dbf RS |
3807 | if (status == RPC_STATUS_ERROR) { |
3808 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3809 | free_nfs_cb_data(data); | |
3810 | return; | |
3811 | } | |
3812 | if (status == RPC_STATUS_CANCEL) { | |
3813 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3814 | free_nfs_cb_data(data); | |
3815 | return; | |
3816 | } | |
3817 | ||
3818 | res = command_data; | |
3819 | if (res->status != NFS3_OK) { | |
3820 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3821 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3822 | free_nfs_cb_data(data); | |
3823 | return; | |
3824 | } | |
3825 | ||
3826 | data->cb(0, nfs, NULL, data->private_data); | |
3827 | free_nfs_cb_data(data); | |
3828 | } | |
3829 | ||
20379f03 | 3830 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3831 | { |
3832 | SETATTR3args args; | |
3833 | ||
ea98629a | 3834 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3835 | args.object = data->fh; |
84004dbf RS |
3836 | args.new_attributes.mode.set_it = 1; |
3837 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
3838 | ||
b701254d | 3839 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { |
84004dbf RS |
3840 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3841 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3842 | free_nfs_cb_data(data); | |
3843 | return -1; | |
3844 | } | |
3845 | return 0; | |
3846 | } | |
3847 | ||
3848 | ||
3849 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3850 | { | |
3851 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 3852 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3853 | return -1; |
3854 | } | |
3855 | ||
3856 | return 0; | |
3857 | } | |
3858 | ||
3859 | /* | |
3860 | * Async fchmod() | |
3861 | */ | |
3862 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
3863 | { | |
3864 | struct nfs_cb_data *data; | |
3865 | ||
3866 | data = malloc(sizeof(struct nfs_cb_data)); | |
3867 | if (data == NULL) { | |
cbbf9d3e | 3868 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
3869 | return -1; |
3870 | } | |
ea98629a | 3871 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
3872 | data->nfs = nfs; |
3873 | data->cb = cb; | |
3874 | data->private_data = private_data; | |
3875 | data->continue_int = mode; | |
3876 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
3877 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
3878 | if (data->fh.data.data_val == NULL) { | |
3879 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
3880 | free_nfs_cb_data(data); | |
3881 | return -1; | |
3882 | } | |
3883 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
3884 | ||
20379f03 | 3885 | if (nfs_chmod_continue_internal(nfs, NULL, data) != 0) { |
84004dbf RS |
3886 | return -1; |
3887 | } | |
3888 | ||
3889 | return 0; | |
3890 | } | |
3891 | ||
3892 | ||
3893 | ||
3894 | /* | |
3895 | * Async chown() | |
3896 | */ | |
f3a75078 | 3897 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3898 | { |
3899 | struct nfs_cb_data *data = private_data; | |
3900 | struct nfs_context *nfs = data->nfs; | |
3901 | SETATTR3res *res; | |
3902 | ||
f3a75078 RS |
3903 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3904 | ||
84004dbf RS |
3905 | if (status == RPC_STATUS_ERROR) { |
3906 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3907 | free_nfs_cb_data(data); | |
3908 | return; | |
3909 | } | |
3910 | if (status == RPC_STATUS_CANCEL) { | |
3911 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3912 | free_nfs_cb_data(data); | |
3913 | return; | |
3914 | } | |
3915 | ||
3916 | res = command_data; | |
3917 | if (res->status != NFS3_OK) { | |
3918 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
3919 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3920 | free_nfs_cb_data(data); | |
3921 | return; | |
3922 | } | |
3923 | ||
3924 | data->cb(0, nfs, NULL, data->private_data); | |
3925 | free_nfs_cb_data(data); | |
3926 | } | |
3927 | ||
3928 | struct nfs_chown_data { | |
3929 | uid_t uid; | |
3930 | gid_t gid; | |
3931 | }; | |
3932 | ||
20379f03 | 3933 | static int nfs_chown_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
3934 | { |
3935 | SETATTR3args args; | |
3936 | struct nfs_chown_data *chown_data = data->continue_data; | |
3937 | ||
ea98629a | 3938 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 3939 | args.object = data->fh; |
84004dbf RS |
3940 | if (chown_data->uid != (uid_t)-1) { |
3941 | args.new_attributes.uid.set_it = 1; | |
3942 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
3943 | } | |
3944 | if (chown_data->gid != (gid_t)-1) { | |
3945 | args.new_attributes.gid.set_it = 1; | |
3946 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
3947 | } | |
3948 | ||
b701254d | 3949 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { |
84004dbf RS |
3950 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
3951 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3952 | free_nfs_cb_data(data); | |
3953 | return -1; | |
3954 | } | |
3955 | return 0; | |
3956 | } | |
3957 | ||
3958 | ||
3959 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
3960 | { | |
3961 | struct nfs_chown_data *chown_data; | |
3962 | ||
3963 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3964 | if (chown_data == NULL) { | |
cbbf9d3e | 3965 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3966 | return -1; |
3967 | } | |
3968 | ||
3969 | chown_data->uid = uid; | |
3970 | chown_data->gid = gid; | |
3971 | ||
3972 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 3973 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3974 | return -1; |
3975 | } | |
3976 | ||
3977 | return 0; | |
3978 | } | |
3979 | ||
3980 | ||
3981 | /* | |
3982 | * Async fchown() | |
3983 | */ | |
3984 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
3985 | { | |
3986 | struct nfs_cb_data *data; | |
3987 | struct nfs_chown_data *chown_data; | |
3988 | ||
3989 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
3990 | if (chown_data == NULL) { | |
cbbf9d3e | 3991 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
3992 | return -1; |
3993 | } | |
3994 | ||
3995 | chown_data->uid = uid; | |
3996 | chown_data->gid = gid; | |
3997 | ||
84004dbf RS |
3998 | data = malloc(sizeof(struct nfs_cb_data)); |
3999 | if (data == NULL) { | |
cbbf9d3e | 4000 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
b6619d88 | 4001 | free(chown_data); |
84004dbf RS |
4002 | return -1; |
4003 | } | |
ea98629a | 4004 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
4005 | data->nfs = nfs; |
4006 | data->cb = cb; | |
4007 | data->private_data = private_data; | |
4008 | data->continue_data = chown_data; | |
6b1f14ca | 4009 | data->free_continue_data = free; |
84004dbf RS |
4010 | data->fh.data.data_len = nfsfh->fh.data.data_len; |
4011 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
4012 | if (data->fh.data.data_val == NULL) { | |
4013 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
4014 | free_nfs_cb_data(data); | |
4015 | return -1; | |
4016 | } | |
4017 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
4018 | ||
20379f03 | 4019 | if (nfs_chown_continue_internal(nfs, NULL, data) != 0) { |
84004dbf RS |
4020 | return -1; |
4021 | } | |
4022 | ||
4023 | return 0; | |
4024 | } | |
4025 | ||
4026 | ||
4027 | ||
4028 | ||
4029 | ||
4030 | /* | |
4031 | * Async utimes() | |
4032 | */ | |
f3a75078 | 4033 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4034 | { |
4035 | struct nfs_cb_data *data = private_data; | |
4036 | struct nfs_context *nfs = data->nfs; | |
4037 | SETATTR3res *res; | |
4038 | ||
f3a75078 RS |
4039 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4040 | ||
84004dbf RS |
4041 | if (status == RPC_STATUS_ERROR) { |
4042 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4043 | free_nfs_cb_data(data); | |
4044 | return; | |
4045 | } | |
4046 | if (status == RPC_STATUS_CANCEL) { | |
4047 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4048 | free_nfs_cb_data(data); | |
4049 | return; | |
4050 | } | |
4051 | ||
4052 | res = command_data; | |
4053 | if (res->status != NFS3_OK) { | |
4054 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
4055 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4056 | free_nfs_cb_data(data); | |
4057 | return; | |
4058 | } | |
4059 | ||
4060 | data->cb(0, nfs, NULL, data->private_data); | |
4061 | free_nfs_cb_data(data); | |
4062 | } | |
4063 | ||
20379f03 | 4064 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4065 | { |
4066 | SETATTR3args args; | |
4067 | struct timeval *utimes_data = data->continue_data; | |
4068 | ||
ea98629a | 4069 | memset(&args, 0, sizeof(SETATTR3args)); |
2452c57f | 4070 | args.object = data->fh; |
84004dbf RS |
4071 | if (utimes_data != NULL) { |
4072 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
4073 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
4074 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
4075 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
4076 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
4077 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
4078 | } else { | |
4079 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
4080 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
4081 | } | |
4082 | ||
b701254d | 4083 | if (rpc_nfs3_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { |
84004dbf RS |
4084 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); |
4085 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4086 | free_nfs_cb_data(data); | |
4087 | return -1; | |
4088 | } | |
4089 | return 0; | |
4090 | } | |
4091 | ||
4092 | ||
4093 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
4094 | { | |
4095 | struct timeval *new_times = NULL; | |
4096 | ||
4097 | if (times != NULL) { | |
4098 | new_times = malloc(sizeof(struct timeval)*2); | |
4099 | if (new_times == NULL) { | |
cbbf9d3e | 4100 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
4101 | return -1; |
4102 | } | |
4103 | ||
4104 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
4105 | } | |
4106 | ||
4107 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 4108 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
4109 | return -1; |
4110 | } | |
4111 | ||
4112 | return 0; | |
4113 | } | |
4114 | ||
4115 | /* | |
4116 | * Async utime() | |
4117 | */ | |
4118 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
4119 | { | |
4120 | struct timeval *new_times = NULL; | |
4121 | ||
4122 | if (times != NULL) { | |
4123 | new_times = malloc(sizeof(struct timeval)*2); | |
4124 | if (new_times == NULL) { | |
cbbf9d3e | 4125 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
4126 | return -1; |
4127 | } | |
4128 | ||
4129 | new_times[0].tv_sec = times->actime; | |
4130 | new_times[0].tv_usec = 0; | |
4131 | new_times[1].tv_sec = times->modtime; | |
4132 | new_times[1].tv_usec = 0; | |
4133 | } | |
4134 | ||
4135 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 4136 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
4137 | return -1; |
4138 | } | |
4139 | ||
4140 | return 0; | |
4141 | } | |
84004dbf RS |
4142 | |
4143 | ||
4144 | /* | |
4145 | * Async access() | |
4146 | */ | |
f3a75078 | 4147 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4148 | { |
4149 | ACCESS3res *res; | |
4150 | struct nfs_cb_data *data = private_data; | |
4151 | struct nfs_context *nfs = data->nfs; | |
4152 | unsigned int nfsmode = 0; | |
4153 | ||
f3a75078 RS |
4154 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4155 | ||
84004dbf RS |
4156 | if (status == RPC_STATUS_ERROR) { |
4157 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4158 | free_nfs_cb_data(data); | |
4159 | return; | |
4160 | } | |
4161 | if (status == RPC_STATUS_CANCEL) { | |
4162 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4163 | free_nfs_cb_data(data); | |
4164 | return; | |
4165 | } | |
4166 | ||
4167 | res = command_data; | |
4168 | if (res->status != NFS3_OK) { | |
4169 | 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)); | |
4170 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4171 | free_nfs_cb_data(data); | |
4172 | return; | |
4173 | } | |
4174 | ||
4175 | if (data->continue_int & R_OK) { | |
4176 | nfsmode |= ACCESS3_READ; | |
4177 | } | |
4178 | if (data->continue_int & W_OK) { | |
4179 | nfsmode |= ACCESS3_MODIFY; | |
4180 | } | |
4181 | if (data->continue_int & X_OK) { | |
4182 | nfsmode |= ACCESS3_EXECUTE; | |
4183 | } | |
4184 | ||
4185 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
4186 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
4187 | nfsmode&ACCESS3_READ?'r':'-', | |
4188 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
4189 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
4190 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
4191 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
4192 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
4193 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4194 | free_nfs_cb_data(data); | |
4195 | return; | |
4196 | } | |
4197 | ||
4198 | data->cb(0, nfs, NULL, data->private_data); | |
4199 | free_nfs_cb_data(data); | |
4200 | } | |
4201 | ||
20379f03 | 4202 | static int nfs_access_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4203 | { |
4204 | int nfsmode = 0; | |
463d59bf | 4205 | ACCESS3args args; |
84004dbf RS |
4206 | |
4207 | if (data->continue_int & R_OK) { | |
4208 | nfsmode |= ACCESS3_READ; | |
4209 | } | |
4210 | if (data->continue_int & W_OK) { | |
4211 | nfsmode |= ACCESS3_MODIFY; | |
4212 | } | |
4213 | if (data->continue_int & X_OK) { | |
4214 | nfsmode |= ACCESS3_EXECUTE; | |
4215 | } | |
4216 | ||
463d59bf | 4217 | memset(&args, 0, sizeof(ACCESS3args)); |
2452c57f | 4218 | args.object = data->fh; |
463d59bf RS |
4219 | args.access = nfsmode; |
4220 | ||
4221 | if (rpc_nfs3_access_async(nfs->rpc, nfs_access_cb, &args, data) != 0) { | |
84004dbf RS |
4222 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); |
4223 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4224 | free_nfs_cb_data(data); | |
4225 | return -1; | |
4226 | } | |
4227 | return 0; | |
4228 | } | |
4229 | ||
4230 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
4231 | { | |
4232 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
4233 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4234 | return -1; | |
84004dbf RS |
4235 | } |
4236 | ||
4237 | return 0; | |
4238 | } | |
4239 | ||
4240 | ||
4241 | ||
4242 | /* | |
4243 | * Async symlink() | |
4244 | */ | |
4245 | struct nfs_symlink_data { | |
4246 | char *oldpath; | |
4247 | char *newpathparent; | |
4248 | char *newpathobject; | |
4249 | }; | |
4250 | ||
4251 | static void free_nfs_symlink_data(void *mem) | |
4252 | { | |
4253 | struct nfs_symlink_data *data = mem; | |
4254 | ||
4255 | if (data->oldpath != NULL) { | |
4256 | free(data->oldpath); | |
4257 | } | |
4258 | if (data->newpathparent != NULL) { | |
4259 | free(data->newpathparent); | |
4260 | } | |
4261 | if (data->newpathobject != NULL) { | |
4262 | free(data->newpathobject); | |
4263 | } | |
4264 | free(data); | |
4265 | } | |
4266 | ||
f3a75078 | 4267 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4268 | { |
4269 | SYMLINK3res *res; | |
4270 | struct nfs_cb_data *data = private_data; | |
4271 | struct nfs_context *nfs = data->nfs; | |
4272 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
4b1ae88a | 4273 | |
f3a75078 RS |
4274 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4275 | ||
84004dbf RS |
4276 | if (status == RPC_STATUS_ERROR) { |
4277 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4278 | free_nfs_cb_data(data); | |
4279 | return; | |
4280 | } | |
4281 | if (status == RPC_STATUS_CANCEL) { | |
4282 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4283 | free_nfs_cb_data(data); | |
4284 | return; | |
4285 | } | |
4286 | ||
4287 | res = command_data; | |
4288 | if (res->status != NFS3_OK) { | |
4289 | 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)); | |
4290 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4291 | free_nfs_cb_data(data); | |
4292 | return; | |
4293 | } | |
4294 | ||
4295 | data->cb(0, nfs, NULL, data->private_data); | |
4296 | free_nfs_cb_data(data); | |
4297 | } | |
4298 | ||
20379f03 | 4299 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4300 | { |
4301 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
87f81c85 | 4302 | SYMLINK3args args; |
84004dbf | 4303 | |
87f81c85 | 4304 | memset(&args, 0, sizeof(SYMLINK3args)); |
2452c57f | 4305 | args.where.dir = data->fh; |
87f81c85 RS |
4306 | args.where.name = symlink_data->newpathobject; |
4307 | args.symlink.symlink_attributes.mode.set_it = 1; | |
4308 | 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; | |
4309 | args.symlink.symlink_data = symlink_data->oldpath; | |
8e255816 | 4310 | |
87f81c85 | 4311 | if (rpc_nfs3_symlink_async(nfs->rpc, nfs_symlink_cb, &args, data) != 0) { |
84004dbf RS |
4312 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
4313 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4314 | free_nfs_cb_data(data); | |
4315 | return -1; | |
4316 | } | |
4317 | return 0; | |
4318 | } | |
4319 | ||
4320 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4321 | { | |
4322 | char *ptr; | |
4323 | struct nfs_symlink_data *symlink_data; | |
4324 | ||
4325 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
4326 | if (symlink_data == NULL) { | |
cbbf9d3e | 4327 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
4328 | return -1; |
4329 | } | |
ea98629a | 4330 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
4331 | |
4332 | symlink_data->oldpath = strdup(oldpath); | |
4333 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 4334 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4335 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4336 | return -1; |
84004dbf RS |
4337 | } |
4338 | ||
4339 | symlink_data->newpathparent = strdup(newpath); | |
4340 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 4341 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 4342 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4343 | return -1; |
84004dbf RS |
4344 | } |
4345 | ||
93e9306f | 4346 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 4347 | if (ptr == NULL) { |
cbbf9d3e | 4348 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 4349 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4350 | return -1; |
84004dbf RS |
4351 | } |
4352 | *ptr = 0; | |
4353 | ptr++; | |
4354 | ||
4355 | symlink_data->newpathobject = strdup(ptr); | |
4356 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 4357 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 4358 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 4359 | return -1; |
84004dbf RS |
4360 | } |
4361 | ||
4362 | 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 |
4363 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4364 | return -1; | |
84004dbf RS |
4365 | } |
4366 | ||
4367 | return 0; | |
4368 | } | |
4369 | ||
4370 | ||
4371 | ||
4372 | /* | |
4373 | * Async rename() | |
4374 | */ | |
4375 | struct nfs_rename_data { | |
4376 | char *oldpath; | |
4377 | char *oldobject; | |
4378 | struct nfs_fh3 olddir; | |
4379 | char *newpath; | |
4380 | char *newobject; | |
4381 | struct nfs_fh3 newdir; | |
4382 | }; | |
4383 | ||
4384 | static void free_nfs_rename_data(void *mem) | |
4385 | { | |
4386 | struct nfs_rename_data *data = mem; | |
4387 | ||
4388 | if (data->oldpath != NULL) { | |
4389 | free(data->oldpath); | |
4390 | } | |
4391 | if (data->olddir.data.data_val != NULL) { | |
4392 | free(data->olddir.data.data_val); | |
4393 | } | |
4394 | if (data->newpath != NULL) { | |
4395 | free(data->newpath); | |
4396 | } | |
4397 | if (data->newdir.data.data_val != NULL) { | |
4398 | free(data->newdir.data.data_val); | |
4399 | } | |
4400 | free(data); | |
4401 | } | |
4402 | ||
f3a75078 | 4403 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4404 | { |
4405 | RENAME3res *res; | |
4406 | struct nfs_cb_data *data = private_data; | |
4407 | struct nfs_context *nfs = data->nfs; | |
4408 | struct nfs_rename_data *rename_data = data->continue_data; | |
4b1ae88a | 4409 | |
f3a75078 RS |
4410 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4411 | ||
84004dbf RS |
4412 | if (status == RPC_STATUS_ERROR) { |
4413 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4414 | free_nfs_cb_data(data); | |
4415 | return; | |
4416 | } | |
4417 | if (status == RPC_STATUS_CANCEL) { | |
4418 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4419 | free_nfs_cb_data(data); | |
4420 | return; | |
4421 | } | |
4422 | ||
4423 | res = command_data; | |
4424 | if (res->status != NFS3_OK) { | |
4425 | 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)); | |
4426 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4427 | free_nfs_cb_data(data); | |
4428 | return; | |
4429 | } | |
4430 | ||
4431 | data->cb(0, nfs, NULL, data->private_data); | |
4432 | free_nfs_cb_data(data); | |
4433 | } | |
4434 | ||
20379f03 | 4435 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4436 | { |
4437 | struct nfs_rename_data *rename_data = data->continue_data; | |
5940c705 | 4438 | RENAME3args args; |
84004dbf RS |
4439 | |
4440 | /* steal the filehandle */ | |
2452c57f | 4441 | rename_data->newdir = data->fh; |
84004dbf RS |
4442 | data->fh.data.data_val = NULL; |
4443 | ||
5940c705 RS |
4444 | args.from.dir = rename_data->olddir; |
4445 | args.from.name = rename_data->oldobject; | |
4446 | args.to.dir = rename_data->newdir; | |
4447 | args.to.name = rename_data->newobject; | |
4448 | if (rpc_nfs3_rename_async(nfs->rpc, nfs_rename_cb, &args, data) != 0) { | |
84004dbf RS |
4449 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); |
4450 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4451 | free_nfs_cb_data(data); | |
4452 | return -1; | |
4453 | } | |
4454 | return 0; | |
4455 | } | |
4456 | ||
4457 | ||
20379f03 | 4458 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4459 | { |
4460 | struct nfs_rename_data *rename_data = data->continue_data; | |
766bb4af AR |
4461 | char* newpath = strdup(rename_data->newpath); |
4462 | if (!newpath) { | |
4463 | rpc_set_error(nfs->rpc, "Out of memory. Could not allocate memory to store target path for rename"); | |
4464 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4465 | free_nfs_cb_data(data); | |
4466 | return -1; | |
4467 | } | |
84004dbf RS |
4468 | |
4469 | /* steal the filehandle */ | |
2452c57f | 4470 | rename_data->olddir = data->fh; |
84004dbf RS |
4471 | data->fh.data.data_val = NULL; |
4472 | ||
4473 | 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 | 4474 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", newpath); |
84004dbf RS |
4475 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
4476 | free_nfs_cb_data(data); | |
766bb4af | 4477 | free(newpath); |
84004dbf RS |
4478 | return -1; |
4479 | } | |
4480 | data->continue_data = NULL; | |
4481 | free_nfs_cb_data(data); | |
766bb4af | 4482 | free(newpath); |
84004dbf RS |
4483 | |
4484 | return 0; | |
4485 | } | |
4486 | ||
4487 | ||
4488 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4489 | { | |
4490 | char *ptr; | |
4491 | struct nfs_rename_data *rename_data; | |
4492 | ||
4493 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
4494 | if (rename_data == NULL) { | |
cbbf9d3e | 4495 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
4496 | return -1; |
4497 | } | |
ea98629a | 4498 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
4499 | |
4500 | rename_data->oldpath = strdup(oldpath); | |
4501 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 4502 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4503 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4504 | return -1; |
84004dbf | 4505 | } |
93e9306f | 4506 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 4507 | if (ptr == NULL) { |
cbbf9d3e | 4508 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 4509 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4510 | return -1; |
84004dbf RS |
4511 | } |
4512 | *ptr = 0; | |
4513 | ptr++; | |
4514 | rename_data->oldobject = ptr; | |
4515 | ||
4516 | ||
4517 | rename_data->newpath = strdup(newpath); | |
4518 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 4519 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4520 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4521 | return -1; |
84004dbf | 4522 | } |
93e9306f | 4523 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 4524 | if (ptr == NULL) { |
cbbf9d3e | 4525 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4526 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 4527 | return -1; |
84004dbf RS |
4528 | } |
4529 | *ptr = 0; | |
4530 | ptr++; | |
4531 | rename_data->newobject = ptr; | |
4532 | ||
4533 | ||
4534 | 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 |
4535 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4536 | return -1; | |
84004dbf RS |
4537 | } |
4538 | ||
4539 | return 0; | |
4540 | } | |
4541 | ||
4542 | ||
4543 | /* | |
4544 | * Async link() | |
4545 | */ | |
4546 | struct nfs_link_data { | |
4547 | char *oldpath; | |
4548 | struct nfs_fh3 oldfh; | |
4549 | char *newpath; | |
4550 | char *newobject; | |
4551 | struct nfs_fh3 newdir; | |
4552 | }; | |
4553 | ||
4554 | static void free_nfs_link_data(void *mem) | |
4555 | { | |
4556 | struct nfs_link_data *data = mem; | |
4557 | ||
4558 | if (data->oldpath != NULL) { | |
4559 | free(data->oldpath); | |
4560 | } | |
4561 | if (data->oldfh.data.data_val != NULL) { | |
4562 | free(data->oldfh.data.data_val); | |
4563 | } | |
4564 | if (data->newpath != NULL) { | |
4565 | free(data->newpath); | |
4566 | } | |
4567 | if (data->newdir.data.data_val != NULL) { | |
4568 | free(data->newdir.data.data_val); | |
4569 | } | |
4570 | free(data); | |
4571 | } | |
4572 | ||
f3a75078 | 4573 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
4574 | { |
4575 | LINK3res *res; | |
4576 | struct nfs_cb_data *data = private_data; | |
4577 | struct nfs_context *nfs = data->nfs; | |
4578 | struct nfs_link_data *link_data = data->continue_data; | |
4b1ae88a | 4579 | |
f3a75078 RS |
4580 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4581 | ||
84004dbf RS |
4582 | if (status == RPC_STATUS_ERROR) { |
4583 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
4584 | free_nfs_cb_data(data); | |
4585 | return; | |
4586 | } | |
4587 | if (status == RPC_STATUS_CANCEL) { | |
4588 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
4589 | free_nfs_cb_data(data); | |
4590 | return; | |
4591 | } | |
4592 | ||
4593 | res = command_data; | |
4594 | if (res->status != NFS3_OK) { | |
4595 | 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)); | |
4596 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4597 | free_nfs_cb_data(data); | |
4598 | return; | |
4599 | } | |
4600 | ||
4601 | data->cb(0, nfs, NULL, data->private_data); | |
4602 | free_nfs_cb_data(data); | |
4603 | } | |
4604 | ||
20379f03 | 4605 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4606 | { |
4607 | struct nfs_link_data *link_data = data->continue_data; | |
560f9434 | 4608 | LINK3args args; |
84004dbf RS |
4609 | |
4610 | /* steal the filehandle */ | |
2452c57f | 4611 | link_data->newdir = data->fh; |
84004dbf RS |
4612 | data->fh.data.data_val = NULL; |
4613 | ||
560f9434 RS |
4614 | memset(&args, 0, sizeof(LINK3args)); |
4615 | args.file = link_data->oldfh; | |
4616 | args.link.dir = link_data->newdir; | |
4617 | args.link.name = link_data->newobject; | |
4618 | if (rpc_nfs3_link_async(nfs->rpc, nfs_link_cb, &args, data) != 0) { | |
84004dbf RS |
4619 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); |
4620 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4621 | free_nfs_cb_data(data); | |
4622 | return -1; | |
4623 | } | |
4624 | return 0; | |
4625 | } | |
4626 | ||
4627 | ||
20379f03 | 4628 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, fattr3 *attr _U_, struct nfs_cb_data *data) |
84004dbf RS |
4629 | { |
4630 | struct nfs_link_data *link_data = data->continue_data; | |
4631 | ||
4632 | /* steal the filehandle */ | |
2452c57f | 4633 | link_data->oldfh = data->fh; |
84004dbf RS |
4634 | data->fh.data.data_val = NULL; |
4635 | ||
4636 | 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) { | |
4637 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
4638 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
4639 | free_nfs_cb_data(data); | |
4640 | return -1; | |
4641 | } | |
4642 | data->continue_data = NULL; | |
4643 | free_nfs_cb_data(data); | |
4644 | ||
4645 | return 0; | |
4646 | } | |
4647 | ||
4648 | ||
4649 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
4650 | { | |
4651 | char *ptr; | |
4652 | struct nfs_link_data *link_data; | |
4653 | ||
4654 | link_data = malloc(sizeof(struct nfs_link_data)); | |
4655 | if (link_data == NULL) { | |
cbbf9d3e | 4656 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
4657 | return -1; |
4658 | } | |
ea98629a | 4659 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
4660 | |
4661 | link_data->oldpath = strdup(oldpath); | |
4662 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 4663 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 4664 | free_nfs_link_data(link_data); |
cbbf9d3e | 4665 | return -1; |
84004dbf RS |
4666 | } |
4667 | ||
4668 | link_data->newpath = strdup(newpath); | |
4669 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 4670 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 4671 | free_nfs_link_data(link_data); |
cbbf9d3e | 4672 | return -1; |
84004dbf | 4673 | } |
93e9306f | 4674 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 4675 | if (ptr == NULL) { |
cbbf9d3e | 4676 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 4677 | free_nfs_link_data(link_data); |
cbbf9d3e | 4678 | return -1; |
84004dbf RS |
4679 | } |
4680 | *ptr = 0; | |
4681 | ptr++; | |
4682 | link_data->newobject = ptr; | |
4683 | ||
4684 | ||
4685 | 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 |
4686 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
4687 | return -1; | |
84004dbf RS |
4688 | } |
4689 | ||
4690 | return 0; | |
4691 | } | |
4692 | ||
4693 | ||
4694 | //qqq replace later with lseek() | |
183451cf | 4695 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
4696 | { |
4697 | return nfsfh->offset; | |
4698 | } | |
4699 | ||
17ef62fa RS |
4700 | |
4701 | ||
4702 | /* | |
4703 | * Get the maximum supported READ3 size by the server | |
4704 | */ | |
183451cf | 4705 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
4706 | { |
4707 | return nfs->readmax; | |
4708 | } | |
4709 | ||
4710 | /* | |
4711 | * Get the maximum supported WRITE3 size by the server | |
4712 | */ | |
183451cf | 4713 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 4714 | { |
e7f3a781 | 4715 | return nfs->writemax; |
17ef62fa | 4716 | } |
1896d37b | 4717 | |
d43a8953 PL |
4718 | void nfs_set_tcp_syncnt(struct nfs_context *nfs, int v) { |
4719 | rpc_set_tcp_syncnt(nfs->rpc, v); | |
4720 | } | |
4721 | ||
4722 | void nfs_set_uid(struct nfs_context *nfs, int uid) { | |
4723 | rpc_set_uid(nfs->rpc, uid); | |
4724 | } | |
4725 | ||
4726 | void nfs_set_gid(struct nfs_context *nfs, int gid) { | |
4727 | rpc_set_gid(nfs->rpc, gid); | |
4728 | } | |
4729 | ||
3ca2aac9 PL |
4730 | void nfs_set_readahead(struct nfs_context *nfs, uint32_t v) { |
4731 | rpc_set_readahead(nfs->rpc, v); | |
4732 | } | |
4733 | ||
1896d37b RS |
4734 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) |
4735 | { | |
4736 | va_list ap; | |
1e8994af | 4737 | char *str = NULL; |
1896d37b | 4738 | |
1e8994af | 4739 | va_start(ap, error_string); |
2606f9bb RS |
4740 | str = malloc(1024); |
4741 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
4742 | if (nfs->rpc->error_string != NULL) { |
4743 | free(nfs->rpc->error_string); | |
4744 | } | |
1896d37b | 4745 | nfs->rpc->error_string = str; |
f893b680 | 4746 | va_end(ap); |
1896d37b | 4747 | } |
7f0242ca RS |
4748 | |
4749 | ||
4750 | ||
4751 | struct mount_cb_data { | |
4752 | rpc_cb cb; | |
4753 | void *private_data; | |
4754 | char *server; | |
4755 | }; | |
4756 | ||
4757 | static void free_mount_cb_data(struct mount_cb_data *data) | |
4758 | { | |
4759 | if (data->server != NULL) { | |
4760 | free(data->server); | |
4761 | data->server = NULL; | |
4762 | } | |
4763 | ||
4764 | free(data); | |
4765 | } | |
4766 | ||
4767 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4768 | { | |
4769 | struct mount_cb_data *data = private_data; | |
4770 | ||
f3a75078 RS |
4771 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4772 | ||
4773 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
4774 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4775 | free_mount_cb_data(data); | |
4776 | return; | |
4777 | } | |
4778 | if (status == RPC_STATUS_CANCEL) { | |
4779 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4780 | free_mount_cb_data(data); | |
4781 | return; | |
4782 | } | |
4783 | ||
4784 | data->cb(rpc, 0, command_data, data->private_data); | |
4785 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
4786 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
4787 | } | |
4788 | free_mount_cb_data(data); | |
4789 | } | |
4790 | ||
4791 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
4792 | { | |
4793 | struct mount_cb_data *data = private_data; | |
4794 | ||
f3a75078 RS |
4795 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4796 | ||
14a062eb RS |
4797 | /* Dont want any more callbacks even if the socket is closed */ |
4798 | rpc->connect_cb = NULL; | |
4799 | ||
4b1ae88a | 4800 | if (status == RPC_STATUS_ERROR) { |
7f0242ca RS |
4801 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
4802 | free_mount_cb_data(data); | |
4803 | return; | |
4804 | } | |
4805 | if (status == RPC_STATUS_CANCEL) { | |
4806 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
4807 | free_mount_cb_data(data); | |
4808 | return; | |
4809 | } | |
4810 | ||
eda77ec3 | 4811 | if (rpc_mount3_export_async(rpc, mount_export_5_cb, data) != 0) { |
7f0242ca RS |
4812 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
4813 | free_mount_cb_data(data); | |
4814 | return; | |
4815 | } | |
4816 | } | |
4817 | ||
7f0242ca RS |
4818 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) |
4819 | { | |
4820 | struct mount_cb_data *data; | |
4821 | ||
f3a75078 RS |
4822 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
4823 | ||
7f0242ca RS |
4824 | data = malloc(sizeof(struct mount_cb_data)); |
4825 | if (data == NULL) { | |
4826 | return -1; | |
4827 | } | |
ea98629a | 4828 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
4829 | data->cb = cb; |
4830 | data->private_data = private_data; | |
4831 | data->server = strdup(server); | |
4832 | if (data->server == NULL) { | |
4833 | free_mount_cb_data(data); | |
4834 | return -1; | |
4b1ae88a | 4835 | } |
2a32a899 RS |
4836 | if (rpc_connect_program_async(rpc, data->server, MOUNT_PROGRAM, MOUNT_V3, mount_export_4_cb, data) != 0) { |
4837 | rpc_set_error(rpc, "Failed to start connection"); | |
7f0242ca RS |
4838 | free_mount_cb_data(data); |
4839 | return -1; | |
4840 | } | |
4841 | ||
4842 | return 0; | |
4843 | } | |
4844 | ||
df5af25f RS |
4845 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
4846 | { | |
f3a75078 | 4847 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
4848 | return nfs->rpc; |
4849 | } | |
4850 | ||
b077fdeb RS |
4851 | const char *nfs_get_server(struct nfs_context *nfs) { |
4852 | return nfs->server; | |
4853 | } | |
4854 | ||
4855 | const char *nfs_get_export(struct nfs_context *nfs) { | |
4856 | return nfs->export; | |
4857 | } | |
0ad9a1f1 | 4858 | |
8724c833 RS |
4859 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
4860 | return &nfs->rootfh; | |
4861 | } | |
fa3c25be RS |
4862 | |
4863 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
4864 | return &nfsfh->fh; | |
4865 | } |