Commit | Line | Data |
---|---|---|
84004dbf RS |
1 | /* |
2 | Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com> | |
3 | ||
4 | This program is free software; you can redistribute it and/or modify | |
5 | it under the terms of the GNU Lesser General Public License as published by | |
6 | the Free Software Foundation; either version 2.1 of the License, or | |
7 | (at your option) any later version. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public License | |
15 | along with this program; if not, see <http://www.gnu.org/licenses/>. | |
16 | */ | |
17 | /* | |
18 | * High level api to nfs filesystems | |
19 | */ | |
00748f36 RS |
20 | #ifdef HAVE_CONFIG_H |
21 | #include "config.h" | |
22 | #endif | |
23 | ||
108c622a RS |
24 | #ifdef AROS |
25 | #include "aros_compat.h" | |
00748f36 RS |
26 | #endif |
27 | ||
a8a1b858 M |
28 | #ifdef WIN32 |
29 | #include "win32_compat.h" | |
bff8fe46 RS |
30 | #endif |
31 | ||
32 | #ifdef HAVE_UTIME_H | |
d7c6e9aa | 33 | #include <utime.h> |
bff8fe46 | 34 | #endif |
d7c6e9aa | 35 | |
d7c6e9aa | 36 | #ifdef ANDROID |
252aa90d | 37 | #define statvfs statfs |
108c622a | 38 | #endif |
a8a1b858 M |
39 | |
40 | #define _GNU_SOURCE | |
6874f61e | 41 | |
108c622a RS |
42 | #ifdef HAVE_UNISTD_H |
43 | #include <unistd.h> | |
44 | #endif | |
45 | ||
46 | #ifdef HAVE_SYS_VFS_H | |
47 | #include <sys/vfs.h> | |
48 | #endif | |
49 | ||
50 | #ifdef HAVE_SYS_STATVFS_H | |
51 | #include <sys/statvfs.h> | |
52 | #endif | |
53 | ||
72897005 RS |
54 | #ifdef HAVE_NETINET_IN_H |
55 | #include <netinet/in.h> | |
56 | #endif | |
57 | ||
bff8fe46 RS |
58 | #ifdef HAVE_STRINGS_H |
59 | #include <strings.h> | |
60 | #endif | |
61 | ||
84004dbf | 62 | #include <stdio.h> |
1896d37b | 63 | #include <stdarg.h> |
84004dbf RS |
64 | #include <stdlib.h> |
65 | #include <string.h> | |
f3a75078 | 66 | #include <assert.h> |
84004dbf RS |
67 | #include <errno.h> |
68 | #include <sys/types.h> | |
69 | #include <sys/stat.h> | |
84004dbf | 70 | #include <fcntl.h> |
763cd6e3 | 71 | #include "libnfs-zdr.h" |
84004dbf RS |
72 | #include "libnfs.h" |
73 | #include "libnfs-raw.h" | |
74 | #include "libnfs-raw-mount.h" | |
75 | #include "libnfs-raw-nfs.h" | |
1896d37b RS |
76 | #include "libnfs-private.h" |
77 | ||
78 | struct nfsdir { | |
79 | struct nfsdirent *entries; | |
80 | struct nfsdirent *current; | |
81 | }; | |
84004dbf RS |
82 | |
83 | struct nfsfh { | |
84 | struct nfs_fh3 fh; | |
85 | int is_sync; | |
183451cf | 86 | uint64_t offset; |
84004dbf RS |
87 | }; |
88 | ||
1896d37b RS |
89 | struct nfs_context { |
90 | struct rpc_context *rpc; | |
91 | char *server; | |
92 | char *export; | |
93 | struct nfs_fh3 rootfh; | |
183451cf RS |
94 | uint64_t readmax; |
95 | uint64_t writemax; | |
84004dbf RS |
96 | }; |
97 | ||
98 | void nfs_free_nfsdir(struct nfsdir *nfsdir) | |
99 | { | |
100 | while (nfsdir->entries) { | |
101 | struct nfsdirent *dirent = nfsdir->entries->next; | |
102 | if (nfsdir->entries->name != NULL) { | |
103 | free(nfsdir->entries->name); | |
104 | } | |
105 | free(nfsdir->entries); | |
106 | nfsdir->entries = dirent; | |
107 | } | |
108 | free(nfsdir); | |
109 | } | |
110 | ||
84004dbf RS |
111 | struct nfs_cb_data; |
112 | typedef int (*continue_func)(struct nfs_context *nfs, struct nfs_cb_data *data); | |
113 | ||
114 | struct nfs_cb_data { | |
115 | struct nfs_context *nfs; | |
116 | struct nfsfh *nfsfh; | |
117 | char *saved_path, *path; | |
118 | ||
119 | nfs_cb cb; | |
120 | void *private_data; | |
121 | ||
122 | continue_func continue_cb; | |
123 | void *continue_data; | |
124 | void (*free_continue_data)(void *); | |
125 | int continue_int; | |
126 | ||
127 | struct nfs_fh3 fh; | |
921f877b RS |
128 | |
129 | /* for multi-read/write calls. */ | |
130 | int error; | |
131 | int cancel; | |
132 | int num_calls; | |
183451cf | 133 | uint64_t start_offset, max_offset; |
921f877b RS |
134 | char *buffer; |
135 | }; | |
136 | ||
137 | struct nfs_mcb_data { | |
138 | struct nfs_cb_data *data; | |
183451cf RS |
139 | uint64_t offset; |
140 | uint64_t count; | |
84004dbf RS |
141 | }; |
142 | ||
143 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh); | |
144 | ||
145 | ||
67ba2239 | 146 | void nfs_set_auth(struct nfs_context *nfs, struct AUTH *auth) |
84004dbf | 147 | { |
9896c715 | 148 | rpc_set_auth(nfs->rpc, auth); |
84004dbf RS |
149 | } |
150 | ||
151 | int nfs_get_fd(struct nfs_context *nfs) | |
152 | { | |
153 | return rpc_get_fd(nfs->rpc); | |
154 | } | |
155 | ||
83aa785d RS |
156 | int nfs_queue_length(struct nfs_context *nfs) |
157 | { | |
158 | return rpc_queue_length(nfs->rpc); | |
159 | } | |
160 | ||
84004dbf RS |
161 | int nfs_which_events(struct nfs_context *nfs) |
162 | { | |
163 | return rpc_which_events(nfs->rpc); | |
164 | } | |
165 | ||
166 | int nfs_service(struct nfs_context *nfs, int revents) | |
167 | { | |
168 | return rpc_service(nfs->rpc, revents); | |
169 | } | |
170 | ||
171 | char *nfs_get_error(struct nfs_context *nfs) | |
172 | { | |
173 | return rpc_get_error(nfs->rpc); | |
174 | }; | |
175 | ||
176 | struct nfs_context *nfs_init_context(void) | |
177 | { | |
178 | struct nfs_context *nfs; | |
179 | ||
180 | nfs = malloc(sizeof(struct nfs_context)); | |
181 | if (nfs == NULL) { | |
84004dbf RS |
182 | return NULL; |
183 | } | |
184 | nfs->rpc = rpc_init_context(); | |
185 | if (nfs->rpc == NULL) { | |
84004dbf RS |
186 | free(nfs); |
187 | return NULL; | |
188 | } | |
189 | ||
b077fdeb RS |
190 | nfs->server = NULL; |
191 | nfs->export = NULL; | |
192 | ||
963c2f83 RS |
193 | nfs->rootfh.data.data_len = 0; |
194 | nfs->rootfh.data.data_val = NULL; | |
195 | ||
84004dbf RS |
196 | return nfs; |
197 | } | |
198 | ||
199 | void nfs_destroy_context(struct nfs_context *nfs) | |
200 | { | |
201 | rpc_destroy_context(nfs->rpc); | |
202 | nfs->rpc = NULL; | |
203 | ||
204 | if (nfs->server) { | |
205 | free(nfs->server); | |
206 | nfs->server = NULL; | |
207 | } | |
208 | ||
209 | if (nfs->export) { | |
210 | free(nfs->export); | |
211 | nfs->export = NULL; | |
212 | } | |
213 | ||
214 | if (nfs->rootfh.data.data_val != NULL) { | |
215 | free(nfs->rootfh.data.data_val); | |
216 | nfs->rootfh.data.data_val = NULL; | |
217 | } | |
218 | ||
219 | free(nfs); | |
220 | } | |
221 | ||
8733f38d RS |
222 | struct rpc_cb_data { |
223 | char *server; | |
224 | uint32_t program; | |
225 | uint32_t version; | |
226 | ||
227 | rpc_cb cb; | |
228 | void *private_data; | |
229 | }; | |
230 | ||
231 | void free_rpc_cb_data(struct rpc_cb_data *data) | |
232 | { | |
233 | free(data->server); | |
234 | data->server = NULL; | |
235 | free(data); | |
236 | } | |
237 | ||
238 | static void rpc_connect_program_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
239 | { | |
240 | struct rpc_cb_data *data = private_data; | |
241 | ||
242 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
243 | ||
244 | /* Dont want any more callbacks even if the socket is closed */ | |
245 | rpc->connect_cb = NULL; | |
246 | ||
247 | if (status == RPC_STATUS_ERROR) { | |
248 | data->cb(rpc, status, command_data, data->private_data); | |
249 | free_rpc_cb_data(data); | |
250 | return; | |
251 | } | |
252 | if (status == RPC_STATUS_CANCEL) { | |
253 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
254 | free_rpc_cb_data(data); | |
255 | return; | |
256 | } | |
257 | ||
258 | data->cb(rpc, status, NULL, data->private_data); | |
259 | free_rpc_cb_data(data); | |
260 | } | |
261 | ||
262 | static void rpc_connect_program_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
263 | { | |
264 | struct rpc_cb_data *data = private_data; | |
265 | uint32_t rpc_port; | |
266 | ||
267 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
268 | ||
269 | if (status == RPC_STATUS_ERROR) { | |
270 | data->cb(rpc, status, command_data, data->private_data); | |
271 | free_rpc_cb_data(data); | |
272 | return; | |
273 | } | |
274 | if (status == RPC_STATUS_CANCEL) { | |
275 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
276 | free_rpc_cb_data(data); | |
277 | return; | |
278 | } | |
279 | ||
280 | rpc_port = *(uint32_t *)command_data; | |
281 | if (rpc_port == 0) { | |
282 | rpc_set_error(rpc, "RPC error. Program is not available on %s", data->server); | |
283 | data->cb(rpc, RPC_STATUS_ERROR, rpc_get_error(rpc), data->private_data); | |
284 | free_rpc_cb_data(data); | |
285 | return; | |
286 | } | |
287 | ||
288 | rpc_disconnect(rpc, "normal disconnect"); | |
289 | if (rpc_connect_async(rpc, data->server, rpc_port, rpc_connect_program_4_cb, data) != 0) { | |
290 | data->cb(rpc, status, command_data, data->private_data); | |
291 | free_rpc_cb_data(data); | |
292 | return; | |
293 | } | |
294 | } | |
295 | ||
296 | static void rpc_connect_program_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
297 | { | |
298 | struct rpc_cb_data *data = private_data; | |
299 | ||
300 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
301 | ||
302 | if (status == RPC_STATUS_ERROR) { | |
303 | data->cb(rpc, status, command_data, data->private_data); | |
304 | free_rpc_cb_data(data); | |
305 | return; | |
306 | } | |
307 | if (status == RPC_STATUS_CANCEL) { | |
308 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
309 | free_rpc_cb_data(data); | |
310 | return; | |
311 | } | |
312 | ||
313 | if (rpc_pmap_getport_async(rpc, data->program, data->version, IPPROTO_TCP, rpc_connect_program_3_cb, private_data) != 0) { | |
314 | data->cb(rpc, status, command_data, data->private_data); | |
315 | free_rpc_cb_data(data); | |
316 | return; | |
317 | } | |
318 | } | |
319 | ||
320 | static void rpc_connect_program_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
321 | { | |
322 | struct rpc_cb_data *data = private_data; | |
323 | ||
324 | assert(rpc->magic == RPC_CONTEXT_MAGIC); | |
325 | ||
326 | /* Dont want any more callbacks even if the socket is closed */ | |
327 | rpc->connect_cb = NULL; | |
328 | ||
329 | if (status == RPC_STATUS_ERROR) { | |
330 | data->cb(rpc, status, command_data, data->private_data); | |
331 | free_rpc_cb_data(data); | |
332 | return; | |
333 | } | |
334 | if (status == RPC_STATUS_CANCEL) { | |
335 | data->cb(rpc, status, "Command was cancelled", data->private_data); | |
336 | free_rpc_cb_data(data); | |
337 | return; | |
338 | } | |
339 | ||
340 | if (rpc_pmap_null_async(rpc, rpc_connect_program_2_cb, data) != 0) { | |
341 | data->cb(rpc, status, command_data, data->private_data); | |
342 | free_rpc_cb_data(data); | |
343 | return; | |
344 | } | |
345 | } | |
346 | ||
347 | int rpc_connect_program_async(struct rpc_context *rpc, char *server, int program, int version, rpc_cb cb, void *private_data) | |
348 | { | |
349 | struct rpc_cb_data *data; | |
350 | ||
351 | data = malloc(sizeof(struct rpc_cb_data)); | |
352 | if (data == NULL) { | |
353 | return -1; | |
354 | } | |
355 | memset(data, 0, sizeof(struct rpc_cb_data)); | |
356 | data->server = strdup(server); | |
357 | data->program = program; | |
358 | data->version = version; | |
359 | ||
360 | data->cb = cb; | |
361 | data->private_data = private_data; | |
362 | ||
363 | if (rpc_connect_async(rpc, server, 111, rpc_connect_program_1_cb, data) != 0) { | |
364 | rpc_set_error(rpc, "Failed to start connection"); | |
365 | free_rpc_cb_data(data); | |
366 | return -1; | |
367 | } | |
368 | return 0; | |
369 | } | |
370 | ||
84004dbf RS |
371 | void free_nfs_cb_data(struct nfs_cb_data *data) |
372 | { | |
373 | if (data->saved_path != NULL) { | |
374 | free(data->saved_path); | |
375 | data->saved_path = NULL; | |
376 | } | |
377 | ||
378 | if (data->continue_data != NULL) { | |
379 | data->free_continue_data(data->continue_data); | |
380 | data->continue_data = NULL; | |
381 | } | |
382 | ||
383 | if (data->fh.data.data_val != NULL) { | |
384 | free(data->fh.data.data_val); | |
385 | data->fh.data.data_val = NULL; | |
386 | } | |
387 | ||
921f877b RS |
388 | if (data->buffer != NULL) { |
389 | free(data->buffer); | |
390 | data->buffer = NULL; | |
391 | } | |
392 | ||
84004dbf RS |
393 | free(data); |
394 | } | |
395 | ||
396 | ||
397 | ||
398 | ||
399 | ||
f3a75078 | 400 | static void nfs_mount_10_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
401 | { |
402 | struct nfs_cb_data *data = private_data; | |
403 | struct nfs_context *nfs = data->nfs; | |
404 | ||
f3a75078 RS |
405 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
406 | ||
84004dbf RS |
407 | if (status == RPC_STATUS_ERROR) { |
408 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
409 | free_nfs_cb_data(data); | |
410 | return; | |
411 | } | |
412 | if (status == RPC_STATUS_CANCEL) { | |
413 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
414 | free_nfs_cb_data(data); | |
415 | return; | |
416 | } | |
417 | ||
418 | data->cb(0, nfs, NULL, data->private_data); | |
419 | free_nfs_cb_data(data); | |
420 | } | |
421 | ||
17ef62fa | 422 | static void nfs_mount_9_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
423 | { |
424 | struct nfs_cb_data *data = private_data; | |
425 | struct nfs_context *nfs = data->nfs; | |
17ef62fa | 426 | FSINFO3res *res = command_data; |
84004dbf | 427 | |
f3a75078 RS |
428 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
429 | ||
84004dbf RS |
430 | if (status == RPC_STATUS_ERROR) { |
431 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
432 | free_nfs_cb_data(data); | |
433 | return; | |
434 | } | |
435 | if (status == RPC_STATUS_CANCEL) { | |
436 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
437 | free_nfs_cb_data(data); | |
438 | return; | |
439 | } | |
440 | ||
17ef62fa RS |
441 | nfs->readmax = res->FSINFO3res_u.resok.rtmax; |
442 | nfs->writemax = res->FSINFO3res_u.resok.wtmax; | |
84004dbf | 443 | |
17ef62fa | 444 | if (rpc_nfs_getattr_async(rpc, nfs_mount_10_cb, &nfs->rootfh, data) != 0) { |
84004dbf RS |
445 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
446 | free_nfs_cb_data(data); | |
447 | return; | |
448 | } | |
449 | } | |
450 | ||
17ef62fa RS |
451 | static void nfs_mount_8_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
452 | { | |
453 | struct nfs_cb_data *data = private_data; | |
454 | struct nfs_context *nfs = data->nfs; | |
455 | ||
f3a75078 RS |
456 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
457 | ||
17ef62fa RS |
458 | if (status == RPC_STATUS_ERROR) { |
459 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
460 | free_nfs_cb_data(data); | |
461 | return; | |
462 | } | |
463 | if (status == RPC_STATUS_CANCEL) { | |
464 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
465 | free_nfs_cb_data(data); | |
466 | return; | |
467 | } | |
468 | ||
469 | if (rpc_nfs_fsinfo_async(rpc, nfs_mount_9_cb, &nfs->rootfh, data) != 0) { | |
470 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
471 | free_nfs_cb_data(data); | |
472 | return; | |
473 | } | |
474 | } | |
475 | ||
476 | ||
84004dbf RS |
477 | static void nfs_mount_7_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
478 | { | |
479 | struct nfs_cb_data *data = private_data; | |
480 | struct nfs_context *nfs = data->nfs; | |
481 | ||
f3a75078 RS |
482 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
483 | ||
14a062eb RS |
484 | /* Dont want any more callbacks even if the socket is closed */ |
485 | rpc->connect_cb = NULL; | |
486 | ||
84004dbf RS |
487 | if (status == RPC_STATUS_ERROR) { |
488 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
489 | free_nfs_cb_data(data); | |
490 | return; | |
491 | } | |
492 | if (status == RPC_STATUS_CANCEL) { | |
493 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
494 | free_nfs_cb_data(data); | |
495 | return; | |
496 | } | |
497 | ||
498 | if (rpc_nfs_null_async(rpc, nfs_mount_8_cb, data) != 0) { | |
499 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
500 | free_nfs_cb_data(data); | |
501 | return; | |
502 | } | |
503 | } | |
504 | ||
505 | ||
506 | static void nfs_mount_6_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
507 | { | |
508 | struct nfs_cb_data *data = private_data; | |
509 | struct nfs_context *nfs = data->nfs; | |
510 | mountres3 *res; | |
511 | ||
f3a75078 RS |
512 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
513 | ||
84004dbf RS |
514 | if (status == RPC_STATUS_ERROR) { |
515 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
516 | free_nfs_cb_data(data); | |
517 | return; | |
518 | } | |
519 | if (status == RPC_STATUS_CANCEL) { | |
520 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
521 | free_nfs_cb_data(data); | |
522 | return; | |
523 | } | |
524 | ||
525 | res = command_data; | |
526 | if (res->fhs_status != MNT3_OK) { | |
527 | 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)); | |
528 | data->cb(mountstat3_to_errno(res->fhs_status), nfs, rpc_get_error(rpc), data->private_data); | |
529 | free_nfs_cb_data(data); | |
530 | return; | |
531 | } | |
532 | ||
533 | nfs->rootfh.data.data_len = res->mountres3_u.mountinfo.fhandle.fhandle3_len; | |
534 | nfs->rootfh.data.data_val = malloc(nfs->rootfh.data.data_len); | |
535 | if (nfs->rootfh.data.data_val == NULL) { | |
536 | rpc_set_error(rpc, "Out of memory. Could not allocate memory to store root filehandle"); | |
537 | data->cb(-ENOMEM, nfs, rpc_get_error(rpc), data->private_data); | |
538 | free_nfs_cb_data(data); | |
539 | return; | |
540 | } | |
541 | memcpy(nfs->rootfh.data.data_val, res->mountres3_u.mountinfo.fhandle.fhandle3_val, nfs->rootfh.data.data_len); | |
542 | ||
543 | rpc_disconnect(rpc, "normal disconnect"); | |
544 | if (rpc_connect_async(rpc, nfs->server, 2049, nfs_mount_7_cb, data) != 0) { | |
545 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
546 | free_nfs_cb_data(data); | |
547 | return; | |
548 | } | |
1744ef90 RS |
549 | /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */ |
550 | rpc_set_autoreconnect(rpc); | |
84004dbf RS |
551 | } |
552 | ||
553 | ||
554 | static void nfs_mount_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
555 | { | |
556 | struct nfs_cb_data *data = private_data; | |
557 | struct nfs_context *nfs = data->nfs; | |
558 | ||
f3a75078 RS |
559 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
560 | ||
84004dbf RS |
561 | if (status == RPC_STATUS_ERROR) { |
562 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
563 | free_nfs_cb_data(data); | |
564 | return; | |
565 | } | |
566 | if (status == RPC_STATUS_CANCEL) { | |
567 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
568 | free_nfs_cb_data(data); | |
569 | return; | |
570 | } | |
571 | ||
572 | if (rpc_mount_mnt_async(rpc, nfs_mount_6_cb, nfs->export, data) != 0) { | |
573 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
574 | free_nfs_cb_data(data); | |
575 | return; | |
576 | } | |
577 | } | |
578 | ||
579 | static void nfs_mount_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
580 | { | |
581 | struct nfs_cb_data *data = private_data; | |
582 | struct nfs_context *nfs = data->nfs; | |
583 | ||
f3a75078 RS |
584 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
585 | ||
14a062eb RS |
586 | /* Dont want any more callbacks even if the socket is closed */ |
587 | rpc->connect_cb = NULL; | |
588 | ||
84004dbf RS |
589 | if (status == RPC_STATUS_ERROR) { |
590 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
591 | free_nfs_cb_data(data); | |
592 | return; | |
593 | } | |
594 | if (status == RPC_STATUS_CANCEL) { | |
595 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
596 | free_nfs_cb_data(data); | |
597 | return; | |
598 | } | |
599 | ||
600 | if (rpc_mount_null_async(rpc, nfs_mount_5_cb, data) != 0) { | |
601 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
602 | free_nfs_cb_data(data); | |
603 | return; | |
604 | } | |
605 | } | |
606 | ||
607 | static void nfs_mount_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
608 | { | |
609 | struct nfs_cb_data *data = private_data; | |
610 | struct nfs_context *nfs = data->nfs; | |
611 | uint32_t mount_port; | |
612 | ||
f3a75078 RS |
613 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
614 | ||
84004dbf RS |
615 | if (status == RPC_STATUS_ERROR) { |
616 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
617 | free_nfs_cb_data(data); | |
618 | return; | |
619 | } | |
620 | if (status == RPC_STATUS_CANCEL) { | |
621 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
622 | free_nfs_cb_data(data); | |
623 | return; | |
624 | } | |
625 | ||
626 | mount_port = *(uint32_t *)command_data; | |
627 | if (mount_port == 0) { | |
628 | rpc_set_error(rpc, "RPC error. Mount program is not available on %s", nfs->server); | |
629 | data->cb(-ENOENT, nfs, command_data, data->private_data); | |
630 | free_nfs_cb_data(data); | |
631 | return; | |
632 | } | |
633 | ||
634 | rpc_disconnect(rpc, "normal disconnect"); | |
635 | if (rpc_connect_async(rpc, nfs->server, mount_port, nfs_mount_4_cb, data) != 0) { | |
636 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
637 | free_nfs_cb_data(data); | |
638 | return; | |
639 | } | |
640 | } | |
641 | ||
642 | ||
643 | static void nfs_mount_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
644 | { | |
645 | struct nfs_cb_data *data = private_data; | |
646 | struct nfs_context *nfs = data->nfs; | |
647 | ||
f3a75078 RS |
648 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
649 | ||
84004dbf RS |
650 | if (status == RPC_STATUS_ERROR) { |
651 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
652 | free_nfs_cb_data(data); | |
653 | return; | |
654 | } | |
655 | if (status == RPC_STATUS_CANCEL) { | |
656 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
657 | free_nfs_cb_data(data); | |
658 | return; | |
659 | } | |
660 | ||
5c6b1176 | 661 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, nfs_mount_3_cb, private_data) != 0) { |
84004dbf RS |
662 | data->cb(-ENOMEM, nfs, command_data, data->private_data); |
663 | free_nfs_cb_data(data); | |
664 | return; | |
665 | } | |
666 | } | |
667 | ||
668 | static void nfs_mount_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
669 | { | |
670 | struct nfs_cb_data *data = private_data; | |
671 | struct nfs_context *nfs = data->nfs; | |
672 | ||
f3a75078 RS |
673 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
674 | ||
14a062eb RS |
675 | /* Dont want any more callbacks even if the socket is closed */ |
676 | rpc->connect_cb = NULL; | |
677 | ||
84004dbf RS |
678 | if (status == RPC_STATUS_ERROR) { |
679 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
680 | free_nfs_cb_data(data); | |
681 | return; | |
682 | } | |
683 | if (status == RPC_STATUS_CANCEL) { | |
684 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
685 | free_nfs_cb_data(data); | |
686 | return; | |
687 | } | |
688 | ||
689 | if (rpc_pmap_null_async(rpc, nfs_mount_2_cb, data) != 0) { | |
690 | data->cb(-ENOMEM, nfs, command_data, data->private_data); | |
691 | free_nfs_cb_data(data); | |
692 | return; | |
693 | } | |
694 | } | |
695 | ||
696 | /* | |
697 | * Async call for mounting an nfs share and geting the root filehandle | |
698 | */ | |
699 | int nfs_mount_async(struct nfs_context *nfs, const char *server, const char *export, nfs_cb cb, void *private_data) | |
700 | { | |
701 | struct nfs_cb_data *data; | |
b077fdeb | 702 | char *new_server, *new_export; |
84004dbf RS |
703 | |
704 | data = malloc(sizeof(struct nfs_cb_data)); | |
705 | if (data == NULL) { | |
cbbf9d3e | 706 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
707 | return -1; |
708 | } | |
ea98629a | 709 | memset(data, 0, sizeof(struct nfs_cb_data)); |
b077fdeb RS |
710 | new_server = strdup(server); |
711 | new_export = strdup(export); | |
712 | if (nfs->server != NULL) { | |
713 | free(nfs->server); | |
b077fdeb RS |
714 | } |
715 | nfs->server = new_server; | |
716 | if (nfs->export != NULL) { | |
717 | free(nfs->export); | |
b077fdeb RS |
718 | } |
719 | nfs->export = new_export; | |
84004dbf RS |
720 | data->nfs = nfs; |
721 | data->cb = cb; | |
722 | data->private_data = private_data; | |
723 | ||
724 | if (rpc_connect_async(nfs->rpc, server, 111, nfs_mount_1_cb, data) != 0) { | |
cbbf9d3e | 725 | rpc_set_error(nfs->rpc, "Failed to start connection"); |
84004dbf | 726 | free_nfs_cb_data(data); |
cbbf9d3e | 727 | return -1; |
84004dbf RS |
728 | } |
729 | ||
730 | return 0; | |
731 | } | |
732 | ||
733 | ||
734 | ||
735 | /* | |
736 | * Functions to first look up a path, component by component, and then finally call a specific function once | |
737 | * the filehandle for the final component is found. | |
738 | */ | |
f3a75078 | 739 | static void nfs_lookup_path_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
740 | { |
741 | struct nfs_cb_data *data = private_data; | |
742 | struct nfs_context *nfs = data->nfs; | |
743 | LOOKUP3res *res; | |
744 | ||
f3a75078 RS |
745 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
746 | ||
84004dbf RS |
747 | if (status == RPC_STATUS_ERROR) { |
748 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
749 | free_nfs_cb_data(data); | |
750 | return; | |
751 | } | |
752 | if (status == RPC_STATUS_CANCEL) { | |
753 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
754 | free_nfs_cb_data(data); | |
755 | return; | |
756 | } | |
757 | ||
758 | res = command_data; | |
759 | if (res->status != NFS3_OK) { | |
760 | 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)); | |
761 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
762 | free_nfs_cb_data(data); | |
763 | return; | |
764 | } | |
765 | ||
766 | if (nfs_lookup_path_async_internal(nfs, data, &res->LOOKUP3res_u.resok.object) != 0) { | |
767 | rpc_set_error(nfs->rpc, "Failed to create lookup pdu"); | |
768 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
769 | free_nfs_cb_data(data); | |
770 | return; | |
771 | } | |
772 | } | |
773 | ||
774 | static int nfs_lookup_path_async_internal(struct nfs_context *nfs, struct nfs_cb_data *data, struct nfs_fh3 *fh) | |
775 | { | |
776 | char *path, *str; | |
777 | ||
778 | while (*data->path == '/') { | |
779 | data->path++; | |
780 | } | |
781 | ||
782 | path = data->path; | |
93e9306f | 783 | str = strchr(path, '/'); |
84004dbf RS |
784 | if (str != NULL) { |
785 | *str = 0; | |
786 | data->path = str+1; | |
787 | } else { | |
788 | while (*data->path != 0) { | |
789 | data->path++; | |
790 | } | |
791 | } | |
792 | ||
793 | if (*path == 0) { | |
794 | data->fh.data.data_len = fh->data.data_len; | |
795 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
796 | if (data->fh.data.data_val == NULL) { | |
797 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh for %s", data->path); | |
798 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
799 | free_nfs_cb_data(data); | |
800 | return -1; | |
801 | } | |
802 | memcpy(data->fh.data.data_val, fh->data.data_val, data->fh.data.data_len); | |
803 | data->continue_cb(nfs, data); | |
804 | return 0; | |
805 | } | |
806 | ||
807 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_lookup_path_1_cb, fh, path, data) != 0) { | |
808 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s", data->path); | |
809 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
810 | free_nfs_cb_data(data); | |
811 | return -1; | |
812 | } | |
813 | return 0; | |
814 | } | |
815 | ||
816 | 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) | |
817 | { | |
818 | struct nfs_cb_data *data; | |
819 | ||
73f4ae7c RS |
820 | if (path[0] != 0 && path[0] != '/') { |
821 | rpc_set_error(nfs->rpc, "Pathname is not absolute %s", path); | |
84004dbf RS |
822 | return -1; |
823 | } | |
824 | ||
825 | data = malloc(sizeof(struct nfs_cb_data)); | |
826 | if (data == NULL) { | |
827 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
cbbf9d3e | 828 | return -1; |
84004dbf | 829 | } |
ea98629a | 830 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
831 | data->nfs = nfs; |
832 | data->cb = cb; | |
833 | data->continue_cb = continue_cb; | |
834 | data->continue_data = continue_data; | |
835 | data->free_continue_data = free_continue_data; | |
836 | data->continue_int = continue_int; | |
837 | data->private_data = private_data; | |
838 | data->saved_path = strdup(path); | |
839 | if (data->saved_path == NULL) { | |
840 | rpc_set_error(nfs->rpc, "out of memory: failed to copy path string"); | |
84004dbf | 841 | free_nfs_cb_data(data); |
cbbf9d3e | 842 | return -1; |
84004dbf RS |
843 | } |
844 | data->path = data->saved_path; | |
845 | ||
846 | if (nfs_lookup_path_async_internal(nfs, data, &nfs->rootfh) != 0) { | |
84004dbf RS |
847 | /* return 0 here since the callback will be invoked if there is a failure */ |
848 | return 0; | |
849 | } | |
850 | return 0; | |
851 | } | |
852 | ||
853 | ||
854 | ||
855 | ||
856 | ||
857 | /* | |
858 | * Async stat() | |
859 | */ | |
f3a75078 | 860 | static void nfs_stat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
861 | { |
862 | GETATTR3res *res; | |
863 | struct nfs_cb_data *data = private_data; | |
864 | struct nfs_context *nfs = data->nfs; | |
865 | struct stat st; | |
866 | ||
f3a75078 RS |
867 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
868 | ||
84004dbf RS |
869 | if (status == RPC_STATUS_ERROR) { |
870 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
871 | free_nfs_cb_data(data); | |
872 | return; | |
873 | } | |
874 | if (status == RPC_STATUS_CANCEL) { | |
875 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
876 | free_nfs_cb_data(data); | |
877 | return; | |
878 | } | |
879 | ||
880 | res = command_data; | |
881 | if (res->status != NFS3_OK) { | |
882 | 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)); | |
883 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
884 | free_nfs_cb_data(data); | |
885 | return; | |
886 | } | |
887 | ||
888 | st.st_dev = -1; | |
889 | st.st_ino = res->GETATTR3res_u.resok.obj_attributes.fileid; | |
890 | st.st_mode = res->GETATTR3res_u.resok.obj_attributes.mode; | |
e8cab72a RS |
891 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3DIR) { |
892 | st.st_mode |= S_IFDIR ; | |
893 | } | |
d7ec001f RS |
894 | if (res->GETATTR3res_u.resok.obj_attributes.type == NF3REG) { |
895 | st.st_mode |= S_IFREG ; | |
896 | } | |
84004dbf RS |
897 | st.st_nlink = res->GETATTR3res_u.resok.obj_attributes.nlink; |
898 | st.st_uid = res->GETATTR3res_u.resok.obj_attributes.uid; | |
899 | st.st_gid = res->GETATTR3res_u.resok.obj_attributes.gid; | |
900 | st.st_rdev = 0; | |
901 | st.st_size = res->GETATTR3res_u.resok.obj_attributes.size; | |
a8a1b858 | 902 | #ifndef WIN32 |
84004dbf RS |
903 | st.st_blksize = 4096; |
904 | st.st_blocks = res->GETATTR3res_u.resok.obj_attributes.size / 4096; | |
a8a1b858 | 905 | #endif//WIN32 |
84004dbf RS |
906 | st.st_atime = res->GETATTR3res_u.resok.obj_attributes.atime.seconds; |
907 | st.st_mtime = res->GETATTR3res_u.resok.obj_attributes.mtime.seconds; | |
908 | st.st_ctime = res->GETATTR3res_u.resok.obj_attributes.ctime.seconds; | |
909 | ||
910 | data->cb(0, nfs, &st, data->private_data); | |
911 | free_nfs_cb_data(data); | |
912 | } | |
913 | ||
914 | static int nfs_stat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
915 | { | |
916 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &data->fh, data) != 0) { | |
917 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
918 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
919 | free_nfs_cb_data(data); | |
920 | return -1; | |
921 | } | |
922 | return 0; | |
923 | } | |
924 | ||
925 | int nfs_stat_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
926 | { | |
927 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_stat_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 928 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
929 | return -1; |
930 | } | |
931 | ||
932 | return 0; | |
933 | } | |
934 | ||
935 | ||
936 | ||
937 | ||
938 | ||
939 | /* | |
940 | * Async open() | |
941 | */ | |
f3a75078 | 942 | static void nfs_open_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
943 | { |
944 | ACCESS3res *res; | |
945 | struct nfs_cb_data *data = private_data; | |
946 | struct nfs_context *nfs = data->nfs; | |
947 | struct nfsfh *nfsfh; | |
948 | unsigned int nfsmode = 0; | |
949 | ||
f3a75078 RS |
950 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
951 | ||
84004dbf RS |
952 | if (status == RPC_STATUS_ERROR) { |
953 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
954 | free_nfs_cb_data(data); | |
955 | return; | |
956 | } | |
957 | if (status == RPC_STATUS_CANCEL) { | |
958 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
959 | free_nfs_cb_data(data); | |
960 | return; | |
961 | } | |
962 | ||
963 | res = command_data; | |
964 | if (res->status != NFS3_OK) { | |
965 | 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)); | |
966 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
967 | free_nfs_cb_data(data); | |
968 | return; | |
969 | } | |
970 | ||
971 | if (data->continue_int & O_WRONLY) { | |
972 | nfsmode |= ACCESS3_MODIFY; | |
973 | } | |
974 | if (data->continue_int & O_RDWR) { | |
975 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
976 | } | |
977 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
978 | nfsmode |= ACCESS3_READ; | |
979 | } | |
980 | ||
981 | ||
982 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
983 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
984 | nfsmode&ACCESS3_READ?'r':'-', | |
985 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
986 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
987 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
988 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
989 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
990 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
991 | free_nfs_cb_data(data); | |
992 | return; | |
993 | } | |
994 | ||
995 | nfsfh = malloc(sizeof(struct nfsfh)); | |
996 | if (nfsfh == NULL) { | |
997 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
998 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
999 | free_nfs_cb_data(data); | |
1000 | return; | |
1001 | } | |
ea98629a | 1002 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf RS |
1003 | |
1004 | if (data->continue_int & O_SYNC) { | |
1005 | nfsfh->is_sync = 1; | |
1006 | } | |
1007 | ||
1008 | /* steal the filehandle */ | |
1009 | nfsfh->fh.data.data_len = data->fh.data.data_len; | |
1010 | nfsfh->fh.data.data_val = data->fh.data.data_val; | |
1011 | data->fh.data.data_val = NULL; | |
1012 | ||
1013 | data->cb(0, nfs, nfsfh, data->private_data); | |
1014 | free_nfs_cb_data(data); | |
1015 | } | |
1016 | ||
1017 | static int nfs_open_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1018 | { | |
1019 | int nfsmode = 0; | |
1020 | ||
1021 | if (data->continue_int & O_WRONLY) { | |
1022 | nfsmode |= ACCESS3_MODIFY; | |
1023 | } | |
1024 | if (data->continue_int & O_RDWR) { | |
1025 | nfsmode |= ACCESS3_READ|ACCESS3_MODIFY; | |
1026 | } | |
1027 | if (!(data->continue_int & (O_WRONLY|O_RDWR))) { | |
1028 | nfsmode |= ACCESS3_READ; | |
1029 | } | |
1030 | ||
1031 | if (rpc_nfs_access_async(nfs->rpc, nfs_open_cb, &data->fh, nfsmode, data) != 0) { | |
1032 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
1033 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1034 | free_nfs_cb_data(data); | |
1035 | return -1; | |
1036 | } | |
1037 | return 0; | |
1038 | } | |
1039 | ||
1040 | int nfs_open_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1041 | { | |
1042 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_open_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
1043 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1044 | return -1; | |
84004dbf RS |
1045 | } |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | ||
1050 | ||
1051 | ||
1052 | ||
1053 | ||
1054 | /* | |
1055 | * Async pread() | |
1056 | */ | |
f3a75078 | 1057 | static void nfs_pread_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1058 | { |
1059 | struct nfs_cb_data *data = private_data; | |
1060 | struct nfs_context *nfs = data->nfs; | |
1061 | READ3res *res; | |
1062 | ||
f3a75078 RS |
1063 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1064 | ||
84004dbf RS |
1065 | if (status == RPC_STATUS_ERROR) { |
1066 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1067 | free_nfs_cb_data(data); | |
1068 | return; | |
1069 | } | |
1070 | if (status == RPC_STATUS_CANCEL) { | |
1071 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1072 | free_nfs_cb_data(data); | |
1073 | return; | |
1074 | } | |
1075 | ||
1076 | res = command_data; | |
1077 | if (res->status != NFS3_OK) { | |
1078 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1079 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1080 | free_nfs_cb_data(data); | |
1081 | return; | |
1082 | } | |
1083 | ||
1084 | data->nfsfh->offset += res->READ3res_u.resok.count; | |
1085 | data->cb(res->READ3res_u.resok.count, nfs, res->READ3res_u.resok.data.data_val, data->private_data); | |
1086 | free_nfs_cb_data(data); | |
1087 | } | |
1088 | ||
f3a75078 | 1089 | static void nfs_pread_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
921f877b RS |
1090 | { |
1091 | struct nfs_mcb_data *mdata = private_data; | |
1092 | struct nfs_cb_data *data = mdata->data; | |
1093 | struct nfs_context *nfs = data->nfs; | |
1094 | READ3res *res; | |
1095 | ||
f3a75078 RS |
1096 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1097 | ||
921f877b RS |
1098 | data->num_calls--; |
1099 | ||
1100 | if (status == RPC_STATUS_ERROR) { | |
1101 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1102 | data->error = 1; | |
1103 | } | |
1104 | if (status == RPC_STATUS_CANCEL) { | |
1105 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1106 | data->cancel = 1; | |
1107 | } | |
1108 | ||
1109 | /* reassemble the data into the buffer */ | |
1110 | if (status == RPC_STATUS_SUCCESS) { | |
1111 | res = command_data; | |
1112 | if (res->status != NFS3_OK) { | |
1113 | rpc_set_error(nfs->rpc, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1114 | data->error = 1; | |
e4a5ba42 RS |
1115 | } else { |
1116 | if (res->READ3res_u.resok.count > 0) { | |
1117 | memcpy(&data->buffer[mdata->offset - data->start_offset], res->READ3res_u.resok.data.data_val, res->READ3res_u.resok.count); | |
1118 | if ((unsigned)data->max_offset < mdata->offset + res->READ3res_u.resok.count) { | |
1119 | data->max_offset = mdata->offset + res->READ3res_u.resok.count; | |
1120 | } | |
921f877b RS |
1121 | } |
1122 | } | |
1123 | } | |
1124 | ||
1125 | if (data->num_calls > 0) { | |
1126 | /* still waiting for more replies */ | |
1127 | free(mdata); | |
1128 | return; | |
1129 | } | |
1130 | ||
921f877b RS |
1131 | if (data->error != 0) { |
1132 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1133 | free_nfs_cb_data(data); | |
1134 | free(mdata); | |
1135 | return; | |
1136 | } | |
1137 | if (data->cancel != 0) { | |
1138 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1139 | free_nfs_cb_data(data); | |
1140 | free(mdata); | |
1141 | return; | |
1142 | } | |
1143 | ||
1144 | data->nfsfh->offset = data->max_offset; | |
7ed9d87a RS |
1145 | data->cb(data->max_offset - data->start_offset, nfs, data->buffer, data->private_data); |
1146 | ||
921f877b RS |
1147 | free_nfs_cb_data(data); |
1148 | free(mdata); | |
1149 | } | |
1150 | ||
183451cf | 1151 | int nfs_pread_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1152 | { |
1153 | struct nfs_cb_data *data; | |
1154 | ||
1155 | data = malloc(sizeof(struct nfs_cb_data)); | |
1156 | if (data == NULL) { | |
1157 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1158 | return -1; |
1159 | } | |
ea98629a | 1160 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1161 | data->nfs = nfs; |
1162 | data->cb = cb; | |
1163 | data->private_data = private_data; | |
1164 | data->nfsfh = nfsfh; | |
1165 | ||
1166 | nfsfh->offset = offset; | |
921f877b RS |
1167 | |
1168 | if (count <= nfs_get_readmax(nfs)) { | |
1169 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_cb, &nfsfh->fh, offset, count, data) != 0) { | |
1170 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1171 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1172 | free_nfs_cb_data(data); | |
1173 | return -1; | |
1174 | } | |
1175 | return 0; | |
1176 | } | |
1177 | ||
1178 | /* trying to read more than maximum server read size, we has to chop it up into smaller | |
1179 | * reads and collect into a reassembly buffer. | |
cd67ec7d | 1180 | * we send all reads in parallel so that performance is still good. |
921f877b | 1181 | */ |
7ed9d87a | 1182 | data->max_offset = offset; |
921f877b RS |
1183 | data->start_offset = offset; |
1184 | ||
1185 | data->buffer = malloc(count); | |
1186 | if (data->buffer == NULL) { | |
1187 | rpc_set_error(nfs->rpc, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count); | |
84004dbf RS |
1188 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
1189 | free_nfs_cb_data(data); | |
1190 | return -1; | |
1191 | } | |
921f877b RS |
1192 | |
1193 | while (count > 0) { | |
183451cf | 1194 | uint64_t readcount = count; |
921f877b RS |
1195 | struct nfs_mcb_data *mdata; |
1196 | ||
1197 | if (readcount > nfs_get_readmax(nfs)) { | |
1198 | readcount = nfs_get_readmax(nfs); | |
1199 | } | |
1200 | ||
1201 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1202 | if (mdata == NULL) { | |
1203 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
921f877b RS |
1204 | return -1; |
1205 | } | |
ea98629a | 1206 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); |
921f877b RS |
1207 | mdata->data = data; |
1208 | mdata->offset = offset; | |
1209 | mdata->count = readcount; | |
921f877b RS |
1210 | if (rpc_nfs_read_async(nfs->rpc, nfs_pread_mcb, &nfsfh->fh, offset, readcount, mdata) != 0) { |
1211 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READ call for %s", data->path); | |
1212 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1213 | free(mdata); | |
1214 | return -1; | |
1215 | } | |
1216 | ||
1217 | count -= readcount; | |
1218 | offset += readcount; | |
1219 | data->num_calls++; | |
1220 | } | |
1221 | ||
1222 | return 0; | |
84004dbf RS |
1223 | } |
1224 | ||
1225 | /* | |
1226 | * Async read() | |
1227 | */ | |
183451cf | 1228 | int nfs_read_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, nfs_cb cb, void *private_data) |
84004dbf RS |
1229 | { |
1230 | return nfs_pread_async(nfs, nfsfh, nfsfh->offset, count, cb, private_data); | |
1231 | } | |
1232 | ||
1233 | ||
1234 | ||
1235 | /* | |
1236 | * Async pwrite() | |
1237 | */ | |
f3a75078 | 1238 | static void nfs_pwrite_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1239 | { |
1240 | struct nfs_cb_data *data = private_data; | |
1241 | struct nfs_context *nfs = data->nfs; | |
1242 | WRITE3res *res; | |
1243 | ||
f3a75078 RS |
1244 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1245 | ||
84004dbf RS |
1246 | if (status == RPC_STATUS_ERROR) { |
1247 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1248 | free_nfs_cb_data(data); | |
1249 | return; | |
1250 | } | |
1251 | if (status == RPC_STATUS_CANCEL) { | |
1252 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1253 | free_nfs_cb_data(data); | |
1254 | return; | |
1255 | } | |
1256 | ||
1257 | res = command_data; | |
1258 | if (res->status != NFS3_OK) { | |
1259 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1260 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1261 | free_nfs_cb_data(data); | |
1262 | return; | |
1263 | } | |
1264 | ||
1265 | data->nfsfh->offset += res->WRITE3res_u.resok.count; | |
1266 | data->cb(res->WRITE3res_u.resok.count, nfs, NULL, data->private_data); | |
1267 | free_nfs_cb_data(data); | |
1268 | } | |
1269 | ||
f3a75078 | 1270 | static void nfs_pwrite_mcb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
18c27b73 RS |
1271 | { |
1272 | struct nfs_mcb_data *mdata = private_data; | |
1273 | struct nfs_cb_data *data = mdata->data; | |
1274 | struct nfs_context *nfs = data->nfs; | |
1275 | WRITE3res *res; | |
1276 | ||
f3a75078 RS |
1277 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1278 | ||
18c27b73 RS |
1279 | data->num_calls--; |
1280 | ||
1281 | if (status == RPC_STATUS_ERROR) { | |
1282 | /* flag the failure but do not invoke callback until we have received all responses */ | |
1283 | data->error = 1; | |
1284 | } | |
1285 | if (status == RPC_STATUS_CANCEL) { | |
1286 | /* flag the cancellation but do not invoke callback until we have received all responses */ | |
1287 | data->cancel = 1; | |
1288 | } | |
1289 | ||
1290 | if (status == RPC_STATUS_SUCCESS) { | |
1291 | res = command_data; | |
1292 | if (res->status != NFS3_OK) { | |
1293 | rpc_set_error(nfs->rpc, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1294 | data->error = 1; | |
1295 | } else { | |
1296 | if (res->WRITE3res_u.resok.count > 0) { | |
1297 | if ((unsigned)data->max_offset < mdata->offset + res->WRITE3res_u.resok.count) { | |
1298 | data->max_offset = mdata->offset + res->WRITE3res_u.resok.count; | |
1299 | } | |
1300 | } | |
1301 | } | |
1302 | } | |
1303 | ||
1304 | if (data->num_calls > 0) { | |
1305 | /* still waiting for more replies */ | |
1306 | free(mdata); | |
1307 | return; | |
1308 | } | |
1309 | ||
1310 | if (data->error != 0) { | |
1311 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1312 | free_nfs_cb_data(data); | |
1313 | free(mdata); | |
1314 | return; | |
1315 | } | |
1316 | if (data->cancel != 0) { | |
1317 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1318 | free_nfs_cb_data(data); | |
1319 | free(mdata); | |
1320 | return; | |
1321 | } | |
1322 | ||
1323 | data->nfsfh->offset = data->max_offset; | |
1324 | data->cb(data->max_offset - data->start_offset, nfs, NULL, data->private_data); | |
1325 | ||
1326 | free_nfs_cb_data(data); | |
1327 | free(mdata); | |
1328 | } | |
1329 | ||
1330 | ||
183451cf | 1331 | int nfs_pwrite_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1332 | { |
1333 | struct nfs_cb_data *data; | |
1334 | ||
1335 | data = malloc(sizeof(struct nfs_cb_data)); | |
1336 | if (data == NULL) { | |
1337 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1338 | return -1; |
1339 | } | |
ea98629a | 1340 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1341 | data->nfs = nfs; |
1342 | data->cb = cb; | |
1343 | data->private_data = private_data; | |
1344 | data->nfsfh = nfsfh; | |
1345 | ||
1346 | nfsfh->offset = offset; | |
18c27b73 RS |
1347 | |
1348 | if (count <= nfs_get_writemax(nfs)) { | |
1349 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_cb, &nfsfh->fh, buf, offset, count, nfsfh->is_sync?FILE_SYNC:UNSTABLE, data) != 0) { | |
1350 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1351 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1352 | free_nfs_cb_data(data); | |
1353 | return -1; | |
1354 | } | |
1355 | return 0; | |
84004dbf | 1356 | } |
18c27b73 RS |
1357 | |
1358 | /* trying to write more than maximum server write size, we has to chop it up into smaller | |
1359 | * chunks. | |
cd67ec7d | 1360 | * we send all writes in parallel so that performance is still good. |
18c27b73 RS |
1361 | */ |
1362 | data->max_offset = offset; | |
1363 | data->start_offset = offset; | |
1364 | ||
1365 | while (count > 0) { | |
183451cf | 1366 | uint64_t writecount = count; |
18c27b73 RS |
1367 | struct nfs_mcb_data *mdata; |
1368 | ||
1369 | if (writecount > nfs_get_writemax(nfs)) { | |
1370 | writecount = nfs_get_writemax(nfs); | |
1371 | } | |
1372 | ||
1373 | mdata = malloc(sizeof(struct nfs_mcb_data)); | |
1374 | if (mdata == NULL) { | |
1375 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_mcb_data structure"); | |
1376 | return -1; | |
1377 | } | |
1378 | memset(mdata, 0, sizeof(struct nfs_mcb_data)); | |
1379 | mdata->data = data; | |
1380 | mdata->offset = offset; | |
1381 | mdata->count = writecount; | |
1382 | ||
1383 | if (rpc_nfs_write_async(nfs->rpc, nfs_pwrite_mcb, &nfsfh->fh, &buf[offset - data->start_offset], offset, writecount, nfsfh->is_sync?FILE_SYNC:UNSTABLE, mdata) != 0) { | |
1384 | rpc_set_error(nfs->rpc, "RPC error: Failed to send WRITE call for %s", data->path); | |
1385 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1386 | free(mdata); | |
1387 | return -1; | |
1388 | } | |
1389 | ||
1390 | count -= writecount; | |
1391 | offset += writecount; | |
1392 | data->num_calls++; | |
1393 | } | |
1394 | ||
84004dbf RS |
1395 | return 0; |
1396 | } | |
1397 | ||
1398 | /* | |
1399 | * Async write() | |
1400 | */ | |
183451cf | 1401 | int nfs_write_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t count, char *buf, nfs_cb cb, void *private_data) |
84004dbf RS |
1402 | { |
1403 | return nfs_pwrite_async(nfs, nfsfh, nfsfh->offset, count, buf, cb, private_data); | |
1404 | } | |
1405 | ||
1406 | ||
1407 | ||
1408 | ||
1409 | /* | |
1410 | * close | |
1411 | */ | |
1412 | ||
1413 | int nfs_close_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1414 | { | |
1415 | if (nfsfh->fh.data.data_val != NULL){ | |
1416 | free(nfsfh->fh.data.data_val); | |
1417 | nfsfh->fh.data.data_val = NULL; | |
1418 | } | |
1419 | free(nfsfh); | |
1420 | ||
1421 | cb(0, nfs, NULL, private_data); | |
1422 | return 0; | |
1423 | }; | |
1424 | ||
1425 | ||
1426 | ||
1427 | ||
1428 | ||
1429 | /* | |
1430 | * Async fstat() | |
1431 | */ | |
1432 | int nfs_fstat_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1433 | { | |
1434 | struct nfs_cb_data *data; | |
1435 | ||
1436 | data = malloc(sizeof(struct nfs_cb_data)); | |
1437 | if (data == NULL) { | |
1438 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1439 | return -1; |
1440 | } | |
ea98629a | 1441 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1442 | data->nfs = nfs; |
1443 | data->cb = cb; | |
1444 | data->private_data = private_data; | |
1445 | ||
1446 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_stat_1_cb, &nfsfh->fh, data) != 0) { | |
1447 | rpc_set_error(nfs->rpc, "RPC error: Failed to send STAT GETATTR call for %s", data->path); | |
1448 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1449 | free_nfs_cb_data(data); | |
1450 | return -1; | |
1451 | } | |
1452 | return 0; | |
1453 | } | |
1454 | ||
1455 | ||
1456 | ||
1457 | /* | |
1458 | * Async fsync() | |
1459 | */ | |
f3a75078 | 1460 | static void nfs_fsync_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1461 | { |
1462 | struct nfs_cb_data *data = private_data; | |
1463 | struct nfs_context *nfs = data->nfs; | |
1464 | COMMIT3res *res; | |
1465 | ||
f3a75078 RS |
1466 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1467 | ||
84004dbf RS |
1468 | if (status == RPC_STATUS_ERROR) { |
1469 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1470 | free_nfs_cb_data(data); | |
1471 | return; | |
1472 | } | |
1473 | if (status == RPC_STATUS_CANCEL) { | |
1474 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1475 | free_nfs_cb_data(data); | |
1476 | return; | |
1477 | } | |
1478 | ||
1479 | res = command_data; | |
1480 | if (res->status != NFS3_OK) { | |
1481 | rpc_set_error(nfs->rpc, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1482 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1483 | free_nfs_cb_data(data); | |
1484 | return; | |
1485 | } | |
1486 | ||
1487 | data->cb(0, nfs, NULL, data->private_data); | |
1488 | free_nfs_cb_data(data); | |
1489 | } | |
1490 | ||
1491 | int nfs_fsync_async(struct nfs_context *nfs, struct nfsfh *nfsfh, nfs_cb cb, void *private_data) | |
1492 | { | |
1493 | struct nfs_cb_data *data; | |
1494 | ||
1495 | data = malloc(sizeof(struct nfs_cb_data)); | |
1496 | if (data == NULL) { | |
1497 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1498 | return -1; |
1499 | } | |
ea98629a | 1500 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1501 | data->nfs = nfs; |
1502 | data->cb = cb; | |
1503 | data->private_data = private_data; | |
1504 | ||
1505 | if (rpc_nfs_commit_async(nfs->rpc, nfs_fsync_cb, &nfsfh->fh, data) != 0) { | |
1506 | rpc_set_error(nfs->rpc, "RPC error: Failed to send COMMIT call for %s", data->path); | |
1507 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1508 | free_nfs_cb_data(data); | |
1509 | return -1; | |
1510 | } | |
1511 | return 0; | |
1512 | } | |
1513 | ||
1514 | ||
1515 | ||
1516 | ||
1517 | /* | |
1518 | * Async ftruncate() | |
1519 | */ | |
f3a75078 | 1520 | static void nfs_ftruncate_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1521 | { |
1522 | struct nfs_cb_data *data = private_data; | |
1523 | struct nfs_context *nfs = data->nfs; | |
1524 | SETATTR3res *res; | |
1525 | ||
f3a75078 RS |
1526 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1527 | ||
84004dbf RS |
1528 | if (status == RPC_STATUS_ERROR) { |
1529 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1530 | free_nfs_cb_data(data); | |
1531 | return; | |
1532 | } | |
1533 | if (status == RPC_STATUS_CANCEL) { | |
1534 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1535 | free_nfs_cb_data(data); | |
1536 | return; | |
1537 | } | |
1538 | ||
1539 | res = command_data; | |
1540 | if (res->status != NFS3_OK) { | |
1541 | rpc_set_error(nfs->rpc, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
1542 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1543 | free_nfs_cb_data(data); | |
1544 | return; | |
1545 | } | |
1546 | ||
1547 | data->cb(0, nfs, NULL, data->private_data); | |
1548 | free_nfs_cb_data(data); | |
1549 | } | |
1550 | ||
183451cf | 1551 | int nfs_ftruncate_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf RS |
1552 | { |
1553 | struct nfs_cb_data *data; | |
1554 | SETATTR3args args; | |
1555 | ||
1556 | data = malloc(sizeof(struct nfs_cb_data)); | |
1557 | if (data == NULL) { | |
1558 | rpc_set_error(nfs->rpc, "out of memory: failed to allocate nfs_cb_data structure"); | |
84004dbf RS |
1559 | return -1; |
1560 | } | |
ea98629a | 1561 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
1562 | data->nfs = nfs; |
1563 | data->cb = cb; | |
1564 | data->private_data = private_data; | |
1565 | ||
ea98629a | 1566 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
1567 | args.object.data.data_len = nfsfh->fh.data.data_len; |
1568 | args.object.data.data_val = nfsfh->fh.data.data_val; | |
1569 | args.new_attributes.size.set_it = 1; | |
1570 | args.new_attributes.size.set_size3_u.size = length; | |
1571 | ||
1572 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_ftruncate_cb, &args, data) != 0) { | |
1573 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1574 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1575 | free_nfs_cb_data(data); | |
1576 | return -1; | |
1577 | } | |
1578 | return 0; | |
1579 | } | |
1580 | ||
1581 | ||
1582 | /* | |
1583 | * Async truncate() | |
1584 | */ | |
1585 | static int nfs_truncate_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1586 | { | |
183451cf | 1587 | uint64_t offset = data->continue_int; |
84004dbf RS |
1588 | struct nfsfh nfsfh; |
1589 | ||
1590 | nfsfh.fh.data.data_val = data->fh.data.data_val; | |
1591 | nfsfh.fh.data.data_len = data->fh.data.data_len; | |
1592 | ||
1593 | if (nfs_ftruncate_async(nfs, &nfsfh, offset, data->cb, data->private_data) != 0) { | |
1594 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
1595 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1596 | free_nfs_cb_data(data); | |
1597 | return -1; | |
1598 | } | |
1599 | free_nfs_cb_data(data); | |
1600 | return 0; | |
1601 | } | |
1602 | ||
183451cf | 1603 | int nfs_truncate_async(struct nfs_context *nfs, const char *path, uint64_t length, nfs_cb cb, void *private_data) |
84004dbf | 1604 | { |
183451cf | 1605 | uint64_t offset; |
84004dbf RS |
1606 | |
1607 | offset = length; | |
1608 | ||
1609 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_truncate_continue_internal, NULL, NULL, offset) != 0) { | |
cbbf9d3e RS |
1610 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1611 | return -1; | |
84004dbf RS |
1612 | } |
1613 | ||
1614 | return 0; | |
1615 | } | |
1616 | ||
1617 | ||
1618 | ||
1619 | ||
1620 | /* | |
1621 | * Async mkdir() | |
1622 | */ | |
f3a75078 | 1623 | static void nfs_mkdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1624 | { |
1625 | MKDIR3res *res; | |
1626 | struct nfs_cb_data *data = private_data; | |
1627 | struct nfs_context *nfs = data->nfs; | |
1628 | char *str = data->continue_data; | |
1629 | ||
f3a75078 RS |
1630 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1631 | ||
84004dbf RS |
1632 | str = &str[strlen(str) + 1]; |
1633 | ||
1634 | if (status == RPC_STATUS_ERROR) { | |
1635 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1636 | free_nfs_cb_data(data); | |
1637 | return; | |
1638 | } | |
1639 | if (status == RPC_STATUS_CANCEL) { | |
1640 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1641 | free_nfs_cb_data(data); | |
1642 | return; | |
1643 | } | |
1644 | ||
1645 | res = command_data; | |
1646 | if (res->status != NFS3_OK) { | |
1647 | 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)); | |
1648 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1649 | free_nfs_cb_data(data); | |
1650 | return; | |
1651 | } | |
1652 | ||
1653 | data->cb(0, nfs, NULL, data->private_data); | |
1654 | free_nfs_cb_data(data); | |
1655 | } | |
1656 | ||
1657 | static int nfs_mkdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1658 | { | |
1659 | char *str = data->continue_data; | |
7edc9026 RS |
1660 | MKDIR3args args; |
1661 | ||
84004dbf RS |
1662 | str = &str[strlen(str) + 1]; |
1663 | ||
7edc9026 RS |
1664 | memset(&args, 0, sizeof(MKDIR3args)); |
1665 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1666 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1667 | args.where.name = str; | |
1668 | args.attributes.mode.set_it = 1; | |
1669 | args.attributes.mode.set_mode3_u.mode = 0755; | |
1670 | ||
1671 | if (rpc_nfs_mkdir_async(nfs->rpc, nfs_mkdir_cb, &args, data) != 0) { | |
84004dbf RS |
1672 | rpc_set_error(nfs->rpc, "RPC error: Failed to send MKDIR call for %s", data->path); |
1673 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1674 | free_nfs_cb_data(data); | |
1675 | return -1; | |
1676 | } | |
1677 | return 0; | |
1678 | } | |
1679 | ||
1680 | int nfs_mkdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1681 | { | |
1682 | char *new_path; | |
1683 | char *ptr; | |
1684 | ||
1685 | new_path = strdup(path); | |
1686 | if (new_path == NULL) { | |
cbbf9d3e | 1687 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1688 | return -1; |
1689 | } | |
1690 | ||
93e9306f | 1691 | ptr = strrchr(new_path, '/'); |
84004dbf | 1692 | if (ptr == NULL) { |
cbbf9d3e RS |
1693 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1694 | return -1; | |
84004dbf RS |
1695 | } |
1696 | *ptr = 0; | |
1697 | ||
1698 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1699 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_mkdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1700 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path component"); |
1701 | return -1; | |
84004dbf RS |
1702 | } |
1703 | ||
1704 | return 0; | |
1705 | } | |
1706 | ||
1707 | ||
1708 | ||
1709 | ||
1710 | ||
1711 | /* | |
1712 | * Async rmdir() | |
1713 | */ | |
f3a75078 | 1714 | static void nfs_rmdir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1715 | { |
1716 | RMDIR3res *res; | |
1717 | struct nfs_cb_data *data = private_data; | |
1718 | struct nfs_context *nfs = data->nfs; | |
1719 | char *str = data->continue_data; | |
1720 | ||
f3a75078 RS |
1721 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1722 | ||
84004dbf RS |
1723 | str = &str[strlen(str) + 1]; |
1724 | ||
1725 | if (status == RPC_STATUS_ERROR) { | |
1726 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1727 | free_nfs_cb_data(data); | |
1728 | return; | |
1729 | } | |
1730 | if (status == RPC_STATUS_CANCEL) { | |
1731 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1732 | free_nfs_cb_data(data); | |
1733 | return; | |
1734 | } | |
1735 | ||
1736 | res = command_data; | |
1737 | if (res->status != NFS3_OK) { | |
1738 | 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)); | |
1739 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1740 | free_nfs_cb_data(data); | |
1741 | return; | |
1742 | } | |
1743 | ||
1744 | data->cb(0, nfs, NULL, data->private_data); | |
1745 | free_nfs_cb_data(data); | |
1746 | } | |
1747 | ||
1748 | static int nfs_rmdir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1749 | { | |
1750 | char *str = data->continue_data; | |
1751 | ||
1752 | str = &str[strlen(str) + 1]; | |
1753 | ||
1754 | if (rpc_nfs_rmdir_async(nfs->rpc, nfs_rmdir_cb, &data->fh, str, data) != 0) { | |
1755 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RMDIR call for %s", data->path); | |
1756 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1757 | free_nfs_cb_data(data); | |
1758 | return -1; | |
1759 | } | |
1760 | return 0; | |
1761 | } | |
1762 | ||
1763 | int nfs_rmdir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1764 | { | |
1765 | char *new_path; | |
1766 | char *ptr; | |
1767 | ||
1768 | new_path = strdup(path); | |
1769 | if (new_path == NULL) { | |
cbbf9d3e | 1770 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1771 | return -1; |
1772 | } | |
1773 | ||
93e9306f | 1774 | ptr = strrchr(new_path, '/'); |
84004dbf | 1775 | if (ptr == NULL) { |
cbbf9d3e RS |
1776 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1777 | return -1; | |
84004dbf RS |
1778 | } |
1779 | *ptr = 0; | |
1780 | ||
1781 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
1782 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_rmdir_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
1783 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1784 | return -1; | |
84004dbf RS |
1785 | } |
1786 | ||
1787 | return 0; | |
1788 | } | |
1789 | ||
1790 | ||
1791 | ||
1792 | ||
1793 | /* | |
1794 | * Async creat() | |
1795 | */ | |
f3a75078 | 1796 | static void nfs_create_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1797 | { |
1798 | LOOKUP3res *res; | |
1799 | struct nfs_cb_data *data = private_data; | |
1800 | struct nfs_context *nfs = data->nfs; | |
1801 | struct nfsfh *nfsfh; | |
1802 | char *str = data->continue_data; | |
1803 | ||
f3a75078 RS |
1804 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1805 | ||
84004dbf RS |
1806 | if (status == RPC_STATUS_ERROR) { |
1807 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1808 | free_nfs_cb_data(data); | |
1809 | return; | |
1810 | } | |
1811 | if (status == RPC_STATUS_CANCEL) { | |
1812 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1813 | free_nfs_cb_data(data); | |
1814 | return; | |
1815 | } | |
1816 | ||
1817 | str = &str[strlen(str) + 1]; | |
1818 | res = command_data; | |
1819 | if (res->status != NFS3_OK) { | |
1820 | 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)); | |
1821 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1822 | ||
1823 | return; | |
1824 | } | |
1825 | ||
1826 | nfsfh = malloc(sizeof(struct nfsfh)); | |
1827 | if (nfsfh == NULL) { | |
1828 | rpc_set_error(nfs->rpc, "NFS: Failed to allocate nfsfh structure"); | |
1829 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1830 | free_nfs_cb_data(data); | |
1831 | return; | |
1832 | } | |
ea98629a | 1833 | memset(nfsfh, 0, sizeof(struct nfsfh)); |
84004dbf | 1834 | |
0c1a9d7a RS |
1835 | /* copy the filehandle */ |
1836 | nfsfh->fh.data.data_len = res->LOOKUP3res_u.resok.object.data.data_len; | |
1837 | nfsfh->fh.data.data_val = malloc(nfsfh->fh.data.data_len); | |
1838 | memcpy(nfsfh->fh.data.data_val, res->LOOKUP3res_u.resok.object.data.data_val, nfsfh->fh.data.data_len); | |
84004dbf RS |
1839 | |
1840 | data->cb(0, nfs, nfsfh, data->private_data); | |
1841 | free_nfs_cb_data(data); | |
1842 | } | |
1843 | ||
1844 | ||
1845 | ||
f3a75078 | 1846 | static void nfs_creat_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1847 | { |
1848 | CREATE3res *res; | |
1849 | struct nfs_cb_data *data = private_data; | |
1850 | struct nfs_context *nfs = data->nfs; | |
1851 | char *str = data->continue_data; | |
1852 | ||
f3a75078 RS |
1853 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1854 | ||
84004dbf RS |
1855 | if (status == RPC_STATUS_ERROR) { |
1856 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1857 | free_nfs_cb_data(data); | |
1858 | return; | |
1859 | } | |
1860 | if (status == RPC_STATUS_CANCEL) { | |
1861 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1862 | free_nfs_cb_data(data); | |
1863 | return; | |
1864 | } | |
1865 | ||
1866 | str = &str[strlen(str) + 1]; | |
1867 | res = command_data; | |
1868 | if (res->status != NFS3_OK) { | |
1869 | 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)); | |
1870 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
fadbf8cf | 1871 | free_nfs_cb_data(data); |
84004dbf RS |
1872 | return; |
1873 | } | |
1874 | ||
1875 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_create_2_cb, &data->fh, str, data) != 0) { | |
1876 | rpc_set_error(nfs->rpc, "RPC error: Failed to send lookup call for %s/%s", data->saved_path, str); | |
1877 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1878 | free_nfs_cb_data(data); | |
1879 | return; | |
1880 | } | |
1881 | return; | |
1882 | } | |
1883 | ||
1884 | static int nfs_creat_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1885 | { | |
1886 | char *str = data->continue_data; | |
c985c015 RS |
1887 | CREATE3args args; |
1888 | ||
84004dbf RS |
1889 | str = &str[strlen(str) + 1]; |
1890 | ||
c985c015 RS |
1891 | memset(&args, 0, sizeof(CREATE3args)); |
1892 | args.where.dir.data.data_len = data->fh.data.data_len; | |
1893 | args.where.dir.data.data_val = data->fh.data.data_val; | |
1894 | args.where.name = str; | |
1895 | args.how.mode = UNCHECKED; | |
1896 | args.how.createhow3_u.obj_attributes.mode.set_it = 1; | |
1897 | args.how.createhow3_u.obj_attributes.mode.set_mode3_u.mode = data->continue_int; | |
1898 | ||
1899 | if (rpc_nfs_create_async(nfs->rpc, nfs_creat_1_cb, &args, data) != 0) { | |
84004dbf RS |
1900 | rpc_set_error(nfs->rpc, "RPC error: Failed to send CREATE call for %s/%s", data->path, str); |
1901 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1902 | free_nfs_cb_data(data); | |
1903 | return -1; | |
1904 | } | |
1905 | return 0; | |
1906 | } | |
1907 | ||
1908 | int nfs_creat_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
1909 | { | |
1910 | char *new_path; | |
1911 | char *ptr; | |
1912 | ||
1913 | new_path = strdup(path); | |
1914 | if (new_path == NULL) { | |
cbbf9d3e | 1915 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1916 | return -1; |
1917 | } | |
1918 | ||
93e9306f | 1919 | ptr = strrchr(new_path, '/'); |
84004dbf | 1920 | if (ptr == NULL) { |
cbbf9d3e RS |
1921 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
1922 | return -1; | |
84004dbf RS |
1923 | } |
1924 | *ptr = 0; | |
1925 | ||
73f4ae7c | 1926 | /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */ |
84004dbf | 1927 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_creat_continue_internal, new_path, free, mode) != 0) { |
cbbf9d3e RS |
1928 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
1929 | return -1; | |
84004dbf RS |
1930 | } |
1931 | ||
1932 | return 0; | |
1933 | } | |
1934 | ||
1935 | ||
1936 | ||
1937 | ||
1938 | /* | |
1939 | * Async unlink() | |
1940 | */ | |
f3a75078 | 1941 | static void nfs_unlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
1942 | { |
1943 | REMOVE3res *res; | |
1944 | struct nfs_cb_data *data = private_data; | |
1945 | struct nfs_context *nfs = data->nfs; | |
1946 | char *str = data->continue_data; | |
1947 | ||
f3a75078 RS |
1948 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
1949 | ||
84004dbf RS |
1950 | str = &str[strlen(str) + 1]; |
1951 | ||
1952 | if (status == RPC_STATUS_ERROR) { | |
1953 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
1954 | free_nfs_cb_data(data); | |
1955 | return; | |
1956 | } | |
1957 | if (status == RPC_STATUS_CANCEL) { | |
1958 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
1959 | free_nfs_cb_data(data); | |
1960 | return; | |
1961 | } | |
1962 | ||
1963 | res = command_data; | |
1964 | if (res->status != NFS3_OK) { | |
1965 | 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)); | |
1966 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1967 | free_nfs_cb_data(data); | |
1968 | return; | |
1969 | } | |
1970 | ||
1971 | data->cb(0, nfs, NULL, data->private_data); | |
1972 | free_nfs_cb_data(data); | |
1973 | } | |
1974 | ||
1975 | static int nfs_unlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
1976 | { | |
1977 | char *str = data->continue_data; | |
1978 | ||
1979 | str = &str[strlen(str) + 1]; | |
1980 | ||
1981 | if (rpc_nfs_remove_async(nfs->rpc, nfs_unlink_cb, &data->fh, str, data) != 0) { | |
1982 | rpc_set_error(nfs->rpc, "RPC error: Failed to send REMOVE call for %s", data->path); | |
1983 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
1984 | free_nfs_cb_data(data); | |
1985 | return -1; | |
1986 | } | |
1987 | return 0; | |
1988 | } | |
1989 | ||
1990 | int nfs_unlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
1991 | { | |
1992 | char *new_path; | |
1993 | char *ptr; | |
1994 | ||
1995 | new_path = strdup(path); | |
1996 | if (new_path == NULL) { | |
cbbf9d3e | 1997 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); |
84004dbf RS |
1998 | return -1; |
1999 | } | |
2000 | ||
93e9306f | 2001 | ptr = strrchr(new_path, '/'); |
84004dbf | 2002 | if (ptr == NULL) { |
cbbf9d3e RS |
2003 | rpc_set_error(nfs->rpc, "Invalid path %s", path); |
2004 | return -1; | |
84004dbf RS |
2005 | } |
2006 | *ptr = 0; | |
2007 | ||
2008 | /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2009 | if (nfs_lookuppath_async(nfs, new_path, cb, private_data, nfs_unlink_continue_internal, new_path, free, 0) != 0) { | |
cbbf9d3e RS |
2010 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2011 | return -1; | |
84004dbf RS |
2012 | } |
2013 | ||
2014 | return 0; | |
2015 | } | |
2016 | ||
2017 | ||
1ec6b50a RS |
2018 | /* |
2019 | * Async mknod() | |
2020 | */ | |
2021 | struct mknod_cb_data { | |
2022 | char *path; | |
2023 | int mode; | |
2024 | int major; | |
2025 | int minor; | |
2026 | }; | |
2027 | ||
2028 | static void free_mknod_cb_data(void *ptr) | |
2029 | { | |
2030 | struct mknod_cb_data *data = ptr; | |
2031 | ||
2032 | free(data->path); | |
2033 | free(data); | |
2034 | } | |
2035 | ||
f3a75078 | 2036 | static void nfs_mknod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
1ec6b50a RS |
2037 | { |
2038 | MKNOD3res *res; | |
2039 | struct nfs_cb_data *data = private_data; | |
2040 | struct nfs_context *nfs = data->nfs; | |
2041 | char *str = data->continue_data; | |
2042 | ||
f3a75078 RS |
2043 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2044 | ||
1ec6b50a RS |
2045 | str = &str[strlen(str) + 1]; |
2046 | ||
2047 | if (status == RPC_STATUS_ERROR) { | |
2048 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2049 | free_nfs_cb_data(data); | |
2050 | return; | |
2051 | } | |
2052 | if (status == RPC_STATUS_CANCEL) { | |
2053 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2054 | free_nfs_cb_data(data); | |
2055 | return; | |
2056 | } | |
2057 | ||
2058 | res = command_data; | |
2059 | if (res->status != NFS3_OK) { | |
2060 | 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)); | |
2061 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2062 | free_nfs_cb_data(data); | |
2063 | return; | |
2064 | } | |
2065 | ||
2066 | data->cb(0, nfs, NULL, data->private_data); | |
2067 | free_nfs_cb_data(data); | |
2068 | } | |
2069 | ||
2070 | static int nfs_mknod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2071 | { | |
2072 | struct mknod_cb_data *cb_data = data->continue_data; | |
2073 | char *str = cb_data->path; | |
2074 | ||
2075 | str = &str[strlen(str) + 1]; | |
2076 | ||
2077 | if (rpc_nfs_mknod_async(nfs->rpc, nfs_mknod_cb, &data->fh, str, cb_data->mode, cb_data->major, cb_data->minor, data) != 0) { | |
2078 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2079 | free_nfs_cb_data(data); | |
2080 | return -1; | |
2081 | } | |
2082 | return 0; | |
2083 | } | |
2084 | ||
2085 | int nfs_mknod_async(struct nfs_context *nfs, const char *path, int mode, int dev, nfs_cb cb, void *private_data) | |
2086 | { | |
2087 | char *ptr; | |
2088 | struct mknod_cb_data *cb_data; | |
2089 | ||
2090 | cb_data = malloc(sizeof(struct mknod_cb_data)); | |
2091 | if (cb_data == NULL) { | |
2092 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for cb data"); | |
2093 | return -1; | |
2094 | } | |
2095 | ||
2096 | cb_data->path = strdup(path); | |
2097 | if (cb_data->path == NULL) { | |
2098 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for path"); | |
2099 | free(cb_data); | |
2100 | return -1; | |
2101 | } | |
2102 | ||
2103 | ptr = strrchr(cb_data->path, '/'); | |
2104 | if (ptr == NULL) { | |
2105 | rpc_set_error(nfs->rpc, "Invalid path %s", path); | |
2106 | return -1; | |
2107 | } | |
2108 | *ptr = 0; | |
2109 | ||
2110 | cb_data->mode = mode; | |
2111 | cb_data->major = major(dev); | |
2112 | cb_data->minor = minor(dev); | |
2113 | ||
2114 | /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */ | |
2115 | if (nfs_lookuppath_async(nfs, cb_data->path, cb, private_data, nfs_mknod_continue_internal, cb_data, free_mknod_cb_data, 0) != 0) { | |
2116 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); | |
2117 | free_mknod_cb_data(cb_data); | |
2118 | return -1; | |
2119 | } | |
2120 | ||
2121 | return 0; | |
2122 | } | |
84004dbf | 2123 | |
84004dbf RS |
2124 | /* |
2125 | * Async opendir() | |
2126 | */ | |
fb69c64c RS |
2127 | |
2128 | /* ReadDirPlus Emulation Callback data */ | |
2129 | struct rdpe_cb_data { | |
2130 | int getattrcount; | |
2131 | int status; | |
2132 | struct nfs_cb_data *data; | |
2133 | }; | |
2134 | ||
2135 | /* ReadDirPlus Emulation LOOKUP Callback data */ | |
2136 | struct rdpe_lookup_cb_data { | |
2137 | struct rdpe_cb_data *rdpe_cb_data; | |
2138 | struct nfsdirent *nfsdirent; | |
2139 | }; | |
2140 | ||
2141 | /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */ | |
f3a75078 | 2142 | static void nfs_opendir3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf | 2143 | { |
fb69c64c RS |
2144 | LOOKUP3res *res = command_data; |
2145 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data = private_data; | |
2146 | struct rdpe_cb_data *rdpe_cb_data = rdpe_lookup_cb_data->rdpe_cb_data; | |
2147 | struct nfs_cb_data *data = rdpe_cb_data->data; | |
2148 | struct nfsdir *nfsdir = data->continue_data; | |
2149 | struct nfs_context *nfs = data->nfs; | |
2150 | struct nfsdirent *nfsdirent = rdpe_lookup_cb_data->nfsdirent; | |
2151 | ||
f3a75078 RS |
2152 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2153 | ||
fb69c64c RS |
2154 | free(rdpe_lookup_cb_data); |
2155 | ||
2156 | rdpe_cb_data->getattrcount--; | |
2157 | ||
2158 | if (status == RPC_STATUS_ERROR) { | |
2159 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2160 | } | |
2161 | if (status == RPC_STATUS_CANCEL) { | |
2162 | rdpe_cb_data->status = RPC_STATUS_CANCEL; | |
2163 | } | |
2164 | if (status == RPC_STATUS_SUCCESS && res->status != NFS3_OK) { | |
2165 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2166 | } | |
2167 | if (status == RPC_STATUS_SUCCESS && res->status == NFS3_OK) { | |
2168 | if (res->LOOKUP3res_u.resok.obj_attributes.attributes_follow) { | |
2169 | fattr3 *attributes = &res->LOOKUP3res_u.resok.obj_attributes.post_op_attr_u.attributes; | |
2170 | ||
2171 | nfsdirent->type = attributes->type; | |
2172 | nfsdirent->mode = attributes->mode; | |
2173 | nfsdirent->size = attributes->size; | |
2174 | ||
2175 | nfsdirent->atime.tv_sec = attributes->atime.seconds; | |
2176 | nfsdirent->atime.tv_usec = attributes->atime.nseconds/1000; | |
2177 | nfsdirent->mtime.tv_sec = attributes->mtime.seconds; | |
2178 | nfsdirent->mtime.tv_usec = attributes->mtime.nseconds/1000; | |
2179 | nfsdirent->ctime.tv_sec = attributes->ctime.seconds; | |
2180 | nfsdirent->ctime.tv_usec = attributes->ctime.nseconds/1000; | |
2181 | } | |
2182 | } | |
2183 | ||
2184 | if (rdpe_cb_data->getattrcount == 0) { | |
2185 | if (rdpe_cb_data->status != RPC_STATUS_SUCCESS) { | |
2186 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2187 | nfs_free_nfsdir(nfsdir); | |
2188 | } else { | |
2189 | data->cb(0, nfs, nfsdir, data->private_data); | |
2190 | } | |
2191 | free(rdpe_cb_data); | |
2192 | ||
2193 | data->continue_data = NULL; | |
2194 | free_nfs_cb_data(data); | |
2195 | } | |
2196 | } | |
2197 | ||
f3a75078 | 2198 | static void nfs_opendir2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2199 | { |
2200 | READDIR3res *res = command_data; | |
84004dbf RS |
2201 | struct nfs_cb_data *data = private_data; |
2202 | struct nfs_context *nfs = data->nfs; | |
fb6510bb | 2203 | struct nfsdir *nfsdir = data->continue_data; |
fb69c64c RS |
2204 | struct nfsdirent *nfsdirent; |
2205 | struct entry3 *entry; | |
84004dbf | 2206 | uint64_t cookie; |
fb69c64c RS |
2207 | struct rdpe_cb_data *rdpe_cb_data; |
2208 | ||
f3a75078 RS |
2209 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2210 | ||
84004dbf RS |
2211 | if (status == RPC_STATUS_ERROR) { |
2212 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2213 | nfs_free_nfsdir(nfsdir); | |
2214 | data->continue_data = NULL; | |
2215 | free_nfs_cb_data(data); | |
2216 | return; | |
2217 | } | |
fb69c64c | 2218 | |
84004dbf RS |
2219 | if (status == RPC_STATUS_CANCEL) { |
2220 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2221 | nfs_free_nfsdir(nfsdir); | |
2222 | data->continue_data = NULL; | |
2223 | free_nfs_cb_data(data); | |
2224 | return; | |
2225 | } | |
2226 | ||
84004dbf RS |
2227 | if (res->status != NFS3_OK) { |
2228 | 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)); | |
2229 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2230 | nfs_free_nfsdir(nfsdir); | |
2231 | data->continue_data = NULL; | |
2232 | free_nfs_cb_data(data); | |
2233 | return; | |
fb69c64c RS |
2234 | } |
2235 | ||
2236 | entry =res->READDIR3res_u.resok.reply.entries; | |
2237 | while (entry != NULL) { | |
2238 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2239 | if (nfsdirent == NULL) { | |
2240 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2241 | nfs_free_nfsdir(nfsdir); | |
2242 | data->continue_data = NULL; | |
2243 | free_nfs_cb_data(data); | |
2244 | return; | |
2245 | } | |
2246 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); | |
2247 | nfsdirent->name = strdup(entry->name); | |
2248 | if (nfsdirent->name == NULL) { | |
2249 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2250 | nfs_free_nfsdir(nfsdir); | |
2251 | data->continue_data = NULL; | |
2252 | free_nfs_cb_data(data); | |
2253 | return; | |
2254 | } | |
2255 | nfsdirent->inode = entry->fileid; | |
2256 | ||
2257 | nfsdirent->next = nfsdir->entries; | |
2258 | nfsdir->entries = nfsdirent; | |
2259 | ||
2260 | cookie = entry->cookie; | |
2261 | entry = entry->nextentry; | |
2262 | } | |
2263 | ||
2264 | if (res->READDIR3res_u.resok.reply.eof == 0) { | |
2265 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, cookie, res->READDIR3res_u.resok.cookieverf, 8192, data) != 0) { | |
2266 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2267 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2268 | nfs_free_nfsdir(nfsdir); | |
2269 | data->continue_data = NULL; | |
2270 | free_nfs_cb_data(data); | |
2271 | return; | |
2272 | } | |
2273 | return; | |
2274 | } | |
2275 | ||
2276 | /* steal the dirhandle */ | |
2277 | nfsdir->current = nfsdir->entries; | |
2278 | ||
2279 | rdpe_cb_data = malloc(sizeof(struct rdpe_cb_data)); | |
2280 | rdpe_cb_data->getattrcount = 0; | |
2281 | rdpe_cb_data->status = RPC_STATUS_SUCCESS; | |
2282 | rdpe_cb_data->data = data; | |
2283 | for (nfsdirent = nfsdir->entries; nfsdirent; nfsdirent = nfsdirent->next) { | |
2284 | struct rdpe_lookup_cb_data *rdpe_lookup_cb_data; | |
2285 | ||
2286 | rdpe_lookup_cb_data = malloc(sizeof(struct rdpe_lookup_cb_data)); | |
2287 | rdpe_lookup_cb_data->rdpe_cb_data = rdpe_cb_data; | |
2288 | rdpe_lookup_cb_data->nfsdirent = nfsdirent; | |
2289 | ||
2290 | if (rpc_nfs_lookup_async(nfs->rpc, nfs_opendir3_cb, &data->fh, nfsdirent->name, rdpe_lookup_cb_data) != 0) { | |
2291 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR LOOKUP call"); | |
2292 | ||
2293 | /* if we have already commands in flight, we cant just stop, we have to wait for the | |
2294 | * commands in flight to complete | |
2295 | */ | |
2296 | if (rdpe_cb_data->getattrcount > 0) { | |
2297 | rdpe_cb_data->status = RPC_STATUS_ERROR; | |
2298 | free(rdpe_lookup_cb_data); | |
2299 | return; | |
2300 | } | |
2301 | ||
2302 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2303 | nfs_free_nfsdir(nfsdir); | |
2304 | data->continue_data = NULL; | |
2305 | free_nfs_cb_data(data); | |
2306 | free(rdpe_lookup_cb_data); | |
2307 | free(rdpe_cb_data); | |
2308 | return; | |
2309 | } | |
2310 | rdpe_cb_data->getattrcount++; | |
2311 | } | |
2312 | } | |
2313 | ||
2314 | ||
f3a75078 | 2315 | static void nfs_opendir_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
fb69c64c RS |
2316 | { |
2317 | READDIRPLUS3res *res = command_data; | |
2318 | struct nfs_cb_data *data = private_data; | |
2319 | struct nfs_context *nfs = data->nfs; | |
2320 | struct nfsdir *nfsdir = data->continue_data; | |
2321 | struct entryplus3 *entry; | |
2322 | uint64_t cookie; | |
2323 | ||
f3a75078 | 2324 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
fb69c64c RS |
2325 | |
2326 | if (status == RPC_STATUS_ERROR || (status == RPC_STATUS_SUCCESS && res->status == NFS3ERR_NOTSUPP) ){ | |
2327 | cookieverf3 cv; | |
2328 | ||
2329 | if (rpc_nfs_readdir_async(nfs->rpc, nfs_opendir2_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { | |
2330 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIR call for %s", data->path); | |
2331 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2332 | nfs_free_nfsdir(nfsdir); | |
2333 | data->continue_data = NULL; | |
2334 | free_nfs_cb_data(data); | |
2335 | return; | |
2336 | } | |
2337 | return; | |
2338 | } | |
2339 | ||
2340 | if (status == RPC_STATUS_CANCEL) { | |
2341 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2342 | nfs_free_nfsdir(nfsdir); | |
2343 | data->continue_data = NULL; | |
2344 | free_nfs_cb_data(data); | |
2345 | return; | |
2346 | } | |
2347 | ||
2348 | if (res->status != NFS3_OK) { | |
2349 | 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)); | |
2350 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2351 | nfs_free_nfsdir(nfsdir); | |
2352 | data->continue_data = NULL; | |
2353 | free_nfs_cb_data(data); | |
2354 | return; | |
84004dbf RS |
2355 | } |
2356 | ||
f390f181 | 2357 | entry =res->READDIRPLUS3res_u.resok.reply.entries; |
84004dbf RS |
2358 | while (entry != NULL) { |
2359 | struct nfsdirent *nfsdirent; | |
2360 | ||
2361 | nfsdirent = malloc(sizeof(struct nfsdirent)); | |
2362 | if (nfsdirent == NULL) { | |
2363 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent", data->private_data); | |
2364 | nfs_free_nfsdir(nfsdir); | |
2365 | data->continue_data = NULL; | |
2366 | free_nfs_cb_data(data); | |
2367 | return; | |
2368 | } | |
ea98629a | 2369 | memset(nfsdirent, 0, sizeof(struct nfsdirent)); |
84004dbf RS |
2370 | nfsdirent->name = strdup(entry->name); |
2371 | if (nfsdirent->name == NULL) { | |
2372 | data->cb(-ENOMEM, nfs, "Failed to allocate dirent->name", data->private_data); | |
2373 | nfs_free_nfsdir(nfsdir); | |
2374 | data->continue_data = NULL; | |
2375 | free_nfs_cb_data(data); | |
2376 | return; | |
2377 | } | |
2378 | nfsdirent->inode = entry->fileid; | |
0804e67d RS |
2379 | if (entry->name_attributes.attributes_follow) { |
2380 | nfsdirent->type = entry->name_attributes.post_op_attr_u.attributes.type; | |
2381 | nfsdirent->mode = entry->name_attributes.post_op_attr_u.attributes.mode; | |
2382 | nfsdirent->size = entry->name_attributes.post_op_attr_u.attributes.size; | |
2383 | ||
2384 | nfsdirent->atime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.atime.seconds; | |
2385 | nfsdirent->atime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.atime.nseconds/1000; | |
2386 | nfsdirent->mtime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.mtime.seconds; | |
2387 | nfsdirent->mtime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.mtime.nseconds/1000; | |
2388 | nfsdirent->ctime.tv_sec = entry->name_attributes.post_op_attr_u.attributes.ctime.seconds; | |
2389 | nfsdirent->ctime.tv_usec = entry->name_attributes.post_op_attr_u.attributes.ctime.nseconds/1000; | |
2390 | } | |
2391 | ||
84004dbf RS |
2392 | nfsdirent->next = nfsdir->entries; |
2393 | nfsdir->entries = nfsdirent; | |
2394 | ||
2395 | cookie = entry->cookie; | |
2396 | entry = entry->nextentry; | |
2397 | } | |
2398 | ||
f390f181 RS |
2399 | if (res->READDIRPLUS3res_u.resok.reply.eof == 0) { |
2400 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, cookie, res->READDIRPLUS3res_u.resok.cookieverf, 8192, data) != 0) { | |
2401 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2402 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2403 | nfs_free_nfsdir(nfsdir); | |
2404 | data->continue_data = NULL; | |
2405 | free_nfs_cb_data(data); | |
2406 | return; | |
2407 | } | |
2408 | return; | |
2409 | } | |
2410 | ||
2411 | /* steal the dirhandle */ | |
2412 | data->continue_data = NULL; | |
2413 | nfsdir->current = nfsdir->entries; | |
2414 | ||
2415 | data->cb(0, nfs, nfsdir, data->private_data); | |
2416 | free_nfs_cb_data(data); | |
2417 | } | |
2418 | ||
2419 | static int nfs_opendir_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2420 | { | |
2421 | cookieverf3 cv; | |
2422 | ||
ea98629a | 2423 | memset(cv, 0, sizeof(cookieverf3)); |
f390f181 RS |
2424 | if (rpc_nfs_readdirplus_async(nfs->rpc, nfs_opendir_cb, &data->fh, 0, (char *)&cv, 8192, data) != 0) { |
2425 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READDIRPLUS call for %s", data->path); | |
84004dbf RS |
2426 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); |
2427 | free_nfs_cb_data(data); | |
2428 | return -1; | |
2429 | } | |
2430 | return 0; | |
2431 | } | |
2432 | ||
2433 | int nfs_opendir_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2434 | { | |
2435 | struct nfsdir *nfsdir; | |
2436 | ||
2437 | nfsdir = malloc(sizeof(struct nfsdir)); | |
2438 | if (nfsdir == NULL) { | |
cbbf9d3e | 2439 | rpc_set_error(nfs->rpc, "failed to allocate buffer for nfsdir"); |
84004dbf RS |
2440 | return -1; |
2441 | } | |
ea98629a | 2442 | memset(nfsdir, 0, sizeof(struct nfsdir)); |
84004dbf RS |
2443 | |
2444 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_opendir_continue_internal, nfsdir, free, 0) != 0) { | |
cbbf9d3e RS |
2445 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
2446 | return -1; | |
84004dbf RS |
2447 | } |
2448 | ||
2449 | return 0; | |
2450 | } | |
2451 | ||
2452 | ||
2453 | struct nfsdirent *nfs_readdir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2454 | { | |
2455 | struct nfsdirent *nfsdirent = nfsdir->current; | |
2456 | ||
2457 | if (nfsdir->current != NULL) { | |
2458 | nfsdir->current = nfsdir->current->next; | |
2459 | } | |
2460 | return nfsdirent; | |
2461 | } | |
2462 | ||
2463 | ||
2464 | void nfs_closedir(struct nfs_context *nfs _U_, struct nfsdir *nfsdir) | |
2465 | { | |
2466 | nfs_free_nfsdir(nfsdir); | |
2467 | } | |
2468 | ||
2469 | ||
2470 | ||
2471 | ||
2472 | ||
2473 | ||
2474 | ||
2475 | /* | |
2476 | * Async lseek() | |
2477 | */ | |
2478 | struct lseek_cb_data { | |
2479 | struct nfs_context *nfs; | |
2480 | struct nfsfh *nfsfh; | |
183451cf | 2481 | uint64_t offset; |
84004dbf RS |
2482 | nfs_cb cb; |
2483 | void *private_data; | |
2484 | }; | |
2485 | ||
f3a75078 | 2486 | static void nfs_lseek_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2487 | { |
2488 | GETATTR3res *res; | |
2489 | struct lseek_cb_data *data = private_data; | |
2490 | struct nfs_context *nfs = data->nfs; | |
2491 | ||
f3a75078 RS |
2492 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2493 | ||
84004dbf RS |
2494 | if (status == RPC_STATUS_ERROR) { |
2495 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2496 | free(data); | |
2497 | return; | |
2498 | } | |
2499 | if (status == RPC_STATUS_CANCEL) { | |
2500 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2501 | free(data); | |
2502 | return; | |
2503 | } | |
2504 | ||
2505 | res = command_data; | |
2506 | if (res->status != NFS3_OK) { | |
2507 | rpc_set_error(nfs->rpc, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2508 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2509 | free(data); | |
2510 | return; | |
2511 | } | |
2512 | ||
2513 | data->nfsfh->offset = data->offset + res->GETATTR3res_u.resok.obj_attributes.size; | |
2514 | data->cb(0, nfs, &data->nfsfh->offset, data->private_data); | |
2515 | free(data); | |
2516 | } | |
2517 | ||
183451cf | 2518 | int nfs_lseek_async(struct nfs_context *nfs, struct nfsfh *nfsfh, uint64_t offset, int whence, nfs_cb cb, void *private_data) |
84004dbf RS |
2519 | { |
2520 | struct lseek_cb_data *data; | |
2521 | ||
2522 | if (whence == SEEK_SET) { | |
2523 | nfsfh->offset = offset; | |
2524 | cb(0, nfs, &nfsfh->offset, private_data); | |
2525 | return 0; | |
2526 | } | |
2527 | if (whence == SEEK_CUR) { | |
2528 | nfsfh->offset += offset; | |
2529 | cb(0, nfs, &nfsfh->offset, private_data); | |
2530 | return 0; | |
2531 | } | |
2532 | ||
2533 | data = malloc(sizeof(struct lseek_cb_data)); | |
2534 | if (data == NULL) { | |
2535 | rpc_set_error(nfs->rpc, "Out Of Memory: Failed to malloc lseek cb data"); | |
2536 | return -1; | |
2537 | } | |
2538 | ||
2539 | data->nfs = nfs; | |
2540 | data->nfsfh = nfsfh; | |
2541 | data->offset = offset; | |
2542 | data->cb = cb; | |
2543 | data->private_data = private_data; | |
2544 | ||
2545 | if (rpc_nfs_getattr_async(nfs->rpc, nfs_lseek_1_cb, &nfsfh->fh, data) != 0) { | |
2546 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LSEEK GETATTR call"); | |
2547 | free(data); | |
cbbf9d3e | 2548 | return -1; |
84004dbf RS |
2549 | } |
2550 | return 0; | |
2551 | } | |
2552 | ||
2553 | ||
2554 | ||
2555 | ||
2556 | /* | |
2557 | * Async statvfs() | |
2558 | */ | |
f3a75078 | 2559 | static void nfs_statvfs_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2560 | { |
2561 | FSSTAT3res *res; | |
2562 | struct nfs_cb_data *data = private_data; | |
2563 | struct nfs_context *nfs = data->nfs; | |
2564 | struct statvfs svfs; | |
2565 | ||
f3a75078 RS |
2566 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2567 | ||
84004dbf RS |
2568 | if (status == RPC_STATUS_ERROR) { |
2569 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2570 | free_nfs_cb_data(data); | |
2571 | return; | |
2572 | } | |
2573 | if (status == RPC_STATUS_CANCEL) { | |
2574 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2575 | free_nfs_cb_data(data); | |
2576 | return; | |
2577 | } | |
2578 | ||
2579 | res = command_data; | |
2580 | if (res->status != NFS3_OK) { | |
2581 | 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)); | |
2582 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2583 | free_nfs_cb_data(data); | |
2584 | return; | |
2585 | } | |
2586 | ||
2587 | svfs.f_bsize = 4096; | |
2588 | svfs.f_frsize = 4096; | |
2589 | svfs.f_blocks = res->FSSTAT3res_u.resok.tbytes/4096; | |
2590 | svfs.f_bfree = res->FSSTAT3res_u.resok.fbytes/4096; | |
2591 | svfs.f_bavail = res->FSSTAT3res_u.resok.abytes/4096; | |
2592 | svfs.f_files = res->FSSTAT3res_u.resok.tfiles; | |
2593 | svfs.f_ffree = res->FSSTAT3res_u.resok.ffiles; | |
252aa90d | 2594 | #if !defined(ANDROID) |
84004dbf RS |
2595 | svfs.f_favail = res->FSSTAT3res_u.resok.afiles; |
2596 | svfs.f_fsid = 0; | |
2597 | svfs.f_flag = 0; | |
2598 | svfs.f_namemax = 256; | |
252aa90d | 2599 | #endif |
84004dbf RS |
2600 | |
2601 | data->cb(0, nfs, &svfs, data->private_data); | |
2602 | free_nfs_cb_data(data); | |
2603 | } | |
2604 | ||
2605 | static int nfs_statvfs_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2606 | { | |
2607 | if (rpc_nfs_fsstat_async(nfs->rpc, nfs_statvfs_1_cb, &data->fh, data) != 0) { | |
2608 | rpc_set_error(nfs->rpc, "RPC error: Failed to send FSSTAT call for %s", data->path); | |
2609 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2610 | free_nfs_cb_data(data); | |
2611 | return -1; | |
2612 | } | |
2613 | return 0; | |
2614 | } | |
2615 | ||
2616 | int nfs_statvfs_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2617 | { | |
2618 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_statvfs_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2619 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2620 | return -1; |
2621 | } | |
2622 | ||
2623 | return 0; | |
2624 | } | |
2625 | ||
2626 | ||
2627 | ||
2628 | ||
2629 | /* | |
2630 | * Async readlink() | |
2631 | */ | |
f3a75078 | 2632 | static void nfs_readlink_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2633 | { |
2634 | READLINK3res *res; | |
2635 | struct nfs_cb_data *data = private_data; | |
2636 | struct nfs_context *nfs = data->nfs; | |
2637 | ||
f3a75078 RS |
2638 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2639 | ||
84004dbf RS |
2640 | if (status == RPC_STATUS_ERROR) { |
2641 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2642 | free_nfs_cb_data(data); | |
2643 | return; | |
2644 | } | |
2645 | if (status == RPC_STATUS_CANCEL) { | |
2646 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2647 | free_nfs_cb_data(data); | |
2648 | return; | |
2649 | } | |
2650 | ||
2651 | res = command_data; | |
2652 | if (res->status != NFS3_OK) { | |
2653 | 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)); | |
2654 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2655 | free_nfs_cb_data(data); | |
2656 | return; | |
2657 | } | |
2658 | ||
2659 | ||
2660 | data->cb(0, nfs, res->READLINK3res_u.resok.data, data->private_data); | |
2661 | free_nfs_cb_data(data); | |
2662 | } | |
2663 | ||
2664 | static int nfs_readlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2665 | { | |
16104b27 RS |
2666 | READLINK3args args; |
2667 | ||
2668 | args.symlink.data.data_len = data->fh.data.data_len; | |
2669 | args.symlink.data.data_val = data->fh.data.data_val; | |
2670 | ||
2671 | if (rpc_nfs_readlink_async(nfs->rpc, nfs_readlink_1_cb, &args, data) != 0) { | |
84004dbf RS |
2672 | rpc_set_error(nfs->rpc, "RPC error: Failed to send READLINK call for %s", data->path); |
2673 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2674 | free_nfs_cb_data(data); | |
2675 | return -1; | |
2676 | } | |
2677 | return 0; | |
2678 | } | |
2679 | ||
2680 | int nfs_readlink_async(struct nfs_context *nfs, const char *path, nfs_cb cb, void *private_data) | |
2681 | { | |
2682 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_readlink_continue_internal, NULL, NULL, 0) != 0) { | |
cbbf9d3e | 2683 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2684 | return -1; |
2685 | } | |
2686 | ||
2687 | return 0; | |
2688 | } | |
2689 | ||
2690 | ||
2691 | ||
2692 | ||
2693 | /* | |
2694 | * Async chmod() | |
2695 | */ | |
f3a75078 | 2696 | static void nfs_chmod_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2697 | { |
2698 | struct nfs_cb_data *data = private_data; | |
2699 | struct nfs_context *nfs = data->nfs; | |
2700 | SETATTR3res *res; | |
2701 | ||
f3a75078 RS |
2702 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2703 | ||
84004dbf RS |
2704 | if (status == RPC_STATUS_ERROR) { |
2705 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2706 | free_nfs_cb_data(data); | |
2707 | return; | |
2708 | } | |
2709 | if (status == RPC_STATUS_CANCEL) { | |
2710 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2711 | free_nfs_cb_data(data); | |
2712 | return; | |
2713 | } | |
2714 | ||
2715 | res = command_data; | |
2716 | if (res->status != NFS3_OK) { | |
2717 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2718 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2719 | free_nfs_cb_data(data); | |
2720 | return; | |
2721 | } | |
2722 | ||
2723 | data->cb(0, nfs, NULL, data->private_data); | |
2724 | free_nfs_cb_data(data); | |
2725 | } | |
2726 | ||
2727 | static int nfs_chmod_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2728 | { | |
2729 | SETATTR3args args; | |
2730 | ||
ea98629a | 2731 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2732 | args.object.data.data_len = data->fh.data.data_len; |
2733 | args.object.data.data_val = data->fh.data.data_val; | |
2734 | args.new_attributes.mode.set_it = 1; | |
2735 | args.new_attributes.mode.set_mode3_u.mode = data->continue_int; | |
2736 | ||
2737 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chmod_cb, &args, data) != 0) { | |
2738 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2739 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2740 | free_nfs_cb_data(data); | |
2741 | return -1; | |
2742 | } | |
2743 | return 0; | |
2744 | } | |
2745 | ||
2746 | ||
2747 | int nfs_chmod_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
2748 | { | |
2749 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chmod_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e | 2750 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2751 | return -1; |
2752 | } | |
2753 | ||
2754 | return 0; | |
2755 | } | |
2756 | ||
2757 | /* | |
2758 | * Async fchmod() | |
2759 | */ | |
2760 | int nfs_fchmod_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode, nfs_cb cb, void *private_data) | |
2761 | { | |
2762 | struct nfs_cb_data *data; | |
2763 | ||
2764 | data = malloc(sizeof(struct nfs_cb_data)); | |
2765 | if (data == NULL) { | |
cbbf9d3e | 2766 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for nfs mount data"); |
84004dbf RS |
2767 | return -1; |
2768 | } | |
ea98629a | 2769 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2770 | data->nfs = nfs; |
2771 | data->cb = cb; | |
2772 | data->private_data = private_data; | |
2773 | data->continue_int = mode; | |
2774 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2775 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2776 | if (data->fh.data.data_val == NULL) { | |
2777 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2778 | free_nfs_cb_data(data); | |
2779 | return -1; | |
2780 | } | |
2781 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2782 | ||
2783 | if (nfs_chmod_continue_internal(nfs, data) != 0) { | |
2784 | free_nfs_cb_data(data); | |
2785 | return -1; | |
2786 | } | |
2787 | ||
2788 | return 0; | |
2789 | } | |
2790 | ||
2791 | ||
2792 | ||
2793 | /* | |
2794 | * Async chown() | |
2795 | */ | |
f3a75078 | 2796 | static void nfs_chown_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2797 | { |
2798 | struct nfs_cb_data *data = private_data; | |
2799 | struct nfs_context *nfs = data->nfs; | |
2800 | SETATTR3res *res; | |
2801 | ||
f3a75078 RS |
2802 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2803 | ||
84004dbf RS |
2804 | if (status == RPC_STATUS_ERROR) { |
2805 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2806 | free_nfs_cb_data(data); | |
2807 | return; | |
2808 | } | |
2809 | if (status == RPC_STATUS_CANCEL) { | |
2810 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2811 | free_nfs_cb_data(data); | |
2812 | return; | |
2813 | } | |
2814 | ||
2815 | res = command_data; | |
2816 | if (res->status != NFS3_OK) { | |
2817 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2818 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2819 | free_nfs_cb_data(data); | |
2820 | return; | |
2821 | } | |
2822 | ||
2823 | data->cb(0, nfs, NULL, data->private_data); | |
2824 | free_nfs_cb_data(data); | |
2825 | } | |
2826 | ||
2827 | struct nfs_chown_data { | |
2828 | uid_t uid; | |
2829 | gid_t gid; | |
2830 | }; | |
2831 | ||
2832 | static int nfs_chown_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2833 | { | |
2834 | SETATTR3args args; | |
2835 | struct nfs_chown_data *chown_data = data->continue_data; | |
2836 | ||
ea98629a | 2837 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2838 | args.object.data.data_len = data->fh.data.data_len; |
2839 | args.object.data.data_val = data->fh.data.data_val; | |
2840 | if (chown_data->uid != (uid_t)-1) { | |
2841 | args.new_attributes.uid.set_it = 1; | |
2842 | args.new_attributes.uid.set_uid3_u.uid = chown_data->uid; | |
2843 | } | |
2844 | if (chown_data->gid != (gid_t)-1) { | |
2845 | args.new_attributes.gid.set_it = 1; | |
2846 | args.new_attributes.gid.set_gid3_u.gid = chown_data->gid; | |
2847 | } | |
2848 | ||
2849 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_chown_cb, &args, data) != 0) { | |
2850 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2851 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2852 | free_nfs_cb_data(data); | |
2853 | return -1; | |
2854 | } | |
2855 | return 0; | |
2856 | } | |
2857 | ||
2858 | ||
2859 | int nfs_chown_async(struct nfs_context *nfs, const char *path, int uid, int gid, nfs_cb cb, void *private_data) | |
2860 | { | |
2861 | struct nfs_chown_data *chown_data; | |
2862 | ||
2863 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2864 | if (chown_data == NULL) { | |
cbbf9d3e | 2865 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2866 | return -1; |
2867 | } | |
2868 | ||
2869 | chown_data->uid = uid; | |
2870 | chown_data->gid = gid; | |
2871 | ||
2872 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_chown_continue_internal, chown_data, free, 0) != 0) { | |
cbbf9d3e | 2873 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
2874 | return -1; |
2875 | } | |
2876 | ||
2877 | return 0; | |
2878 | } | |
2879 | ||
2880 | ||
2881 | /* | |
2882 | * Async fchown() | |
2883 | */ | |
2884 | int nfs_fchown_async(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid, nfs_cb cb, void *private_data) | |
2885 | { | |
2886 | struct nfs_cb_data *data; | |
2887 | struct nfs_chown_data *chown_data; | |
2888 | ||
2889 | chown_data = malloc(sizeof(struct nfs_chown_data)); | |
2890 | if (chown_data == NULL) { | |
cbbf9d3e | 2891 | rpc_set_error(nfs->rpc, "Failed to allocate memory for chown data structure"); |
84004dbf RS |
2892 | return -1; |
2893 | } | |
2894 | ||
2895 | chown_data->uid = uid; | |
2896 | chown_data->gid = gid; | |
2897 | ||
2898 | ||
2899 | data = malloc(sizeof(struct nfs_cb_data)); | |
2900 | if (data == NULL) { | |
cbbf9d3e | 2901 | rpc_set_error(nfs->rpc, "out of memory. failed to allocate memory for fchown data"); |
84004dbf RS |
2902 | return -1; |
2903 | } | |
ea98629a | 2904 | memset(data, 0, sizeof(struct nfs_cb_data)); |
84004dbf RS |
2905 | data->nfs = nfs; |
2906 | data->cb = cb; | |
2907 | data->private_data = private_data; | |
2908 | data->continue_data = chown_data; | |
2909 | data->fh.data.data_len = nfsfh->fh.data.data_len; | |
2910 | data->fh.data.data_val = malloc(data->fh.data.data_len); | |
2911 | if (data->fh.data.data_val == NULL) { | |
2912 | rpc_set_error(nfs->rpc, "Out of memory: Failed to allocate fh"); | |
2913 | free_nfs_cb_data(data); | |
2914 | return -1; | |
2915 | } | |
2916 | memcpy(data->fh.data.data_val, nfsfh->fh.data.data_val, data->fh.data.data_len); | |
2917 | ||
2918 | ||
2919 | if (nfs_chown_continue_internal(nfs, data) != 0) { | |
2920 | free_nfs_cb_data(data); | |
2921 | return -1; | |
2922 | } | |
2923 | ||
2924 | return 0; | |
2925 | } | |
2926 | ||
2927 | ||
2928 | ||
2929 | ||
2930 | ||
2931 | /* | |
2932 | * Async utimes() | |
2933 | */ | |
f3a75078 | 2934 | static void nfs_utimes_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
2935 | { |
2936 | struct nfs_cb_data *data = private_data; | |
2937 | struct nfs_context *nfs = data->nfs; | |
2938 | SETATTR3res *res; | |
2939 | ||
f3a75078 RS |
2940 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
2941 | ||
84004dbf RS |
2942 | if (status == RPC_STATUS_ERROR) { |
2943 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
2944 | free_nfs_cb_data(data); | |
2945 | return; | |
2946 | } | |
2947 | if (status == RPC_STATUS_CANCEL) { | |
2948 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
2949 | free_nfs_cb_data(data); | |
2950 | return; | |
2951 | } | |
2952 | ||
2953 | res = command_data; | |
2954 | if (res->status != NFS3_OK) { | |
2955 | rpc_set_error(nfs->rpc, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res->status), nfsstat3_to_errno(res->status)); | |
2956 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2957 | free_nfs_cb_data(data); | |
2958 | return; | |
2959 | } | |
2960 | ||
2961 | data->cb(0, nfs, NULL, data->private_data); | |
2962 | free_nfs_cb_data(data); | |
2963 | } | |
2964 | ||
2965 | static int nfs_utimes_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
2966 | { | |
2967 | SETATTR3args args; | |
2968 | struct timeval *utimes_data = data->continue_data; | |
2969 | ||
ea98629a | 2970 | memset(&args, 0, sizeof(SETATTR3args)); |
84004dbf RS |
2971 | args.object.data.data_len = data->fh.data.data_len; |
2972 | args.object.data.data_val = data->fh.data.data_val; | |
2973 | if (utimes_data != NULL) { | |
2974 | args.new_attributes.atime.set_it = SET_TO_CLIENT_TIME; | |
2975 | args.new_attributes.atime.set_atime_u.atime.seconds = utimes_data[0].tv_sec; | |
2976 | args.new_attributes.atime.set_atime_u.atime.nseconds = utimes_data[0].tv_usec * 1000; | |
2977 | args.new_attributes.mtime.set_it = SET_TO_CLIENT_TIME; | |
2978 | args.new_attributes.mtime.set_mtime_u.mtime.seconds = utimes_data[1].tv_sec; | |
2979 | args.new_attributes.mtime.set_mtime_u.mtime.nseconds = utimes_data[1].tv_usec * 1000; | |
2980 | } else { | |
2981 | args.new_attributes.atime.set_it = SET_TO_SERVER_TIME; | |
2982 | args.new_attributes.mtime.set_it = SET_TO_SERVER_TIME; | |
2983 | } | |
2984 | ||
2985 | if (rpc_nfs_setattr_async(nfs->rpc, nfs_utimes_cb, &args, data) != 0) { | |
2986 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SETATTR call for %s", data->path); | |
2987 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
2988 | free_nfs_cb_data(data); | |
2989 | return -1; | |
2990 | } | |
2991 | return 0; | |
2992 | } | |
2993 | ||
2994 | ||
2995 | int nfs_utimes_async(struct nfs_context *nfs, const char *path, struct timeval *times, nfs_cb cb, void *private_data) | |
2996 | { | |
2997 | struct timeval *new_times = NULL; | |
2998 | ||
2999 | if (times != NULL) { | |
3000 | new_times = malloc(sizeof(struct timeval)*2); | |
3001 | if (new_times == NULL) { | |
cbbf9d3e | 3002 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3003 | return -1; |
3004 | } | |
3005 | ||
3006 | memcpy(new_times, times, sizeof(struct timeval)*2); | |
3007 | } | |
3008 | ||
3009 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3010 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3011 | return -1; |
3012 | } | |
3013 | ||
3014 | return 0; | |
3015 | } | |
3016 | ||
3017 | /* | |
3018 | * Async utime() | |
3019 | */ | |
3020 | int nfs_utime_async(struct nfs_context *nfs, const char *path, struct utimbuf *times, nfs_cb cb, void *private_data) | |
3021 | { | |
3022 | struct timeval *new_times = NULL; | |
3023 | ||
3024 | if (times != NULL) { | |
3025 | new_times = malloc(sizeof(struct timeval)*2); | |
3026 | if (new_times == NULL) { | |
cbbf9d3e | 3027 | rpc_set_error(nfs->rpc, "Failed to allocate memory for timeval structure"); |
84004dbf RS |
3028 | return -1; |
3029 | } | |
3030 | ||
3031 | new_times[0].tv_sec = times->actime; | |
3032 | new_times[0].tv_usec = 0; | |
3033 | new_times[1].tv_sec = times->modtime; | |
3034 | new_times[1].tv_usec = 0; | |
3035 | } | |
3036 | ||
3037 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_utimes_continue_internal, new_times, free, 0) != 0) { | |
cbbf9d3e | 3038 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
84004dbf RS |
3039 | return -1; |
3040 | } | |
3041 | ||
3042 | return 0; | |
3043 | } | |
84004dbf RS |
3044 | |
3045 | ||
3046 | /* | |
3047 | * Async access() | |
3048 | */ | |
f3a75078 | 3049 | static void nfs_access_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3050 | { |
3051 | ACCESS3res *res; | |
3052 | struct nfs_cb_data *data = private_data; | |
3053 | struct nfs_context *nfs = data->nfs; | |
3054 | unsigned int nfsmode = 0; | |
3055 | ||
f3a75078 RS |
3056 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3057 | ||
84004dbf RS |
3058 | if (status == RPC_STATUS_ERROR) { |
3059 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3060 | free_nfs_cb_data(data); | |
3061 | return; | |
3062 | } | |
3063 | if (status == RPC_STATUS_CANCEL) { | |
3064 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3065 | free_nfs_cb_data(data); | |
3066 | return; | |
3067 | } | |
3068 | ||
3069 | res = command_data; | |
3070 | if (res->status != NFS3_OK) { | |
3071 | 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)); | |
3072 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3073 | free_nfs_cb_data(data); | |
3074 | return; | |
3075 | } | |
3076 | ||
3077 | if (data->continue_int & R_OK) { | |
3078 | nfsmode |= ACCESS3_READ; | |
3079 | } | |
3080 | if (data->continue_int & W_OK) { | |
3081 | nfsmode |= ACCESS3_MODIFY; | |
3082 | } | |
3083 | if (data->continue_int & X_OK) { | |
3084 | nfsmode |= ACCESS3_EXECUTE; | |
3085 | } | |
3086 | ||
3087 | if (res->ACCESS3res_u.resok.access != nfsmode) { | |
3088 | rpc_set_error(nfs->rpc, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c", | |
3089 | nfsmode&ACCESS3_READ?'r':'-', | |
3090 | nfsmode&ACCESS3_MODIFY?'w':'-', | |
3091 | nfsmode&ACCESS3_EXECUTE?'x':'-', | |
3092 | res->ACCESS3res_u.resok.access&ACCESS3_READ?'r':'-', | |
3093 | res->ACCESS3res_u.resok.access&ACCESS3_MODIFY?'w':'-', | |
3094 | res->ACCESS3res_u.resok.access&ACCESS3_EXECUTE?'x':'-'); | |
3095 | data->cb(-EACCES, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3096 | free_nfs_cb_data(data); | |
3097 | return; | |
3098 | } | |
3099 | ||
3100 | data->cb(0, nfs, NULL, data->private_data); | |
3101 | free_nfs_cb_data(data); | |
3102 | } | |
3103 | ||
3104 | static int nfs_access_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3105 | { | |
3106 | int nfsmode = 0; | |
3107 | ||
3108 | if (data->continue_int & R_OK) { | |
3109 | nfsmode |= ACCESS3_READ; | |
3110 | } | |
3111 | if (data->continue_int & W_OK) { | |
3112 | nfsmode |= ACCESS3_MODIFY; | |
3113 | } | |
3114 | if (data->continue_int & X_OK) { | |
3115 | nfsmode |= ACCESS3_EXECUTE; | |
3116 | } | |
3117 | ||
3118 | if (rpc_nfs_access_async(nfs->rpc, nfs_access_cb, &data->fh, nfsmode, data) != 0) { | |
3119 | rpc_set_error(nfs->rpc, "RPC error: Failed to send OPEN ACCESS call for %s", data->path); | |
3120 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3121 | free_nfs_cb_data(data); | |
3122 | return -1; | |
3123 | } | |
3124 | return 0; | |
3125 | } | |
3126 | ||
3127 | int nfs_access_async(struct nfs_context *nfs, const char *path, int mode, nfs_cb cb, void *private_data) | |
3128 | { | |
3129 | if (nfs_lookuppath_async(nfs, path, cb, private_data, nfs_access_continue_internal, NULL, NULL, mode) != 0) { | |
cbbf9d3e RS |
3130 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3131 | return -1; | |
84004dbf RS |
3132 | } |
3133 | ||
3134 | return 0; | |
3135 | } | |
3136 | ||
3137 | ||
3138 | ||
3139 | /* | |
3140 | * Async symlink() | |
3141 | */ | |
3142 | struct nfs_symlink_data { | |
3143 | char *oldpath; | |
3144 | char *newpathparent; | |
3145 | char *newpathobject; | |
3146 | }; | |
3147 | ||
3148 | static void free_nfs_symlink_data(void *mem) | |
3149 | { | |
3150 | struct nfs_symlink_data *data = mem; | |
3151 | ||
3152 | if (data->oldpath != NULL) { | |
3153 | free(data->oldpath); | |
3154 | } | |
3155 | if (data->newpathparent != NULL) { | |
3156 | free(data->newpathparent); | |
3157 | } | |
3158 | if (data->newpathobject != NULL) { | |
3159 | free(data->newpathobject); | |
3160 | } | |
3161 | free(data); | |
3162 | } | |
3163 | ||
f3a75078 | 3164 | static void nfs_symlink_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3165 | { |
3166 | SYMLINK3res *res; | |
3167 | struct nfs_cb_data *data = private_data; | |
3168 | struct nfs_context *nfs = data->nfs; | |
3169 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
3170 | ||
f3a75078 RS |
3171 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3172 | ||
84004dbf RS |
3173 | if (status == RPC_STATUS_ERROR) { |
3174 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3175 | free_nfs_cb_data(data); | |
3176 | return; | |
3177 | } | |
3178 | if (status == RPC_STATUS_CANCEL) { | |
3179 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3180 | free_nfs_cb_data(data); | |
3181 | return; | |
3182 | } | |
3183 | ||
3184 | res = command_data; | |
3185 | if (res->status != NFS3_OK) { | |
3186 | 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)); | |
3187 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3188 | free_nfs_cb_data(data); | |
3189 | return; | |
3190 | } | |
3191 | ||
3192 | data->cb(0, nfs, NULL, data->private_data); | |
3193 | free_nfs_cb_data(data); | |
3194 | } | |
3195 | ||
3196 | static int nfs_symlink_continue_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3197 | { | |
3198 | struct nfs_symlink_data *symlink_data = data->continue_data; | |
8e255816 | 3199 | SYMLINK3args sa; |
84004dbf | 3200 | |
8e255816 RS |
3201 | memset(&sa, 0, sizeof(SYMLINK3args)); |
3202 | sa.where.dir.data.data_len = data->fh.data.data_len; | |
3203 | sa.where.dir.data.data_val = data->fh.data.data_val; | |
3204 | sa.where.name = symlink_data->newpathobject; | |
3205 | sa.symlink.symlink_attributes.mode.set_it = 1; | |
3206 | sa.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; | |
3207 | sa.symlink.symlink_data = symlink_data->oldpath; | |
3208 | ||
3209 | if (rpc_nfs_symlink_async(nfs->rpc, nfs_symlink_cb, &sa, data) != 0) { | |
84004dbf RS |
3210 | rpc_set_error(nfs->rpc, "RPC error: Failed to send SYMLINK call for %s", data->path); |
3211 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3212 | free_nfs_cb_data(data); | |
3213 | return -1; | |
3214 | } | |
3215 | return 0; | |
3216 | } | |
3217 | ||
3218 | int nfs_symlink_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3219 | { | |
3220 | char *ptr; | |
3221 | struct nfs_symlink_data *symlink_data; | |
3222 | ||
3223 | symlink_data = malloc(sizeof(struct nfs_symlink_data)); | |
3224 | if (symlink_data == NULL) { | |
cbbf9d3e | 3225 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for symlink data"); |
84004dbf RS |
3226 | return -1; |
3227 | } | |
ea98629a | 3228 | memset(symlink_data, 0, sizeof(struct nfs_symlink_data)); |
84004dbf RS |
3229 | |
3230 | symlink_data->oldpath = strdup(oldpath); | |
3231 | if (symlink_data->oldpath == NULL) { | |
cbbf9d3e | 3232 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3233 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3234 | return -1; |
84004dbf RS |
3235 | } |
3236 | ||
3237 | symlink_data->newpathparent = strdup(newpath); | |
3238 | if (symlink_data->newpathparent == NULL) { | |
cbbf9d3e | 3239 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3240 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3241 | return -1; |
84004dbf RS |
3242 | } |
3243 | ||
93e9306f | 3244 | ptr = strrchr(symlink_data->newpathparent, '/'); |
84004dbf | 3245 | if (ptr == NULL) { |
cbbf9d3e | 3246 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3247 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3248 | return -1; |
84004dbf RS |
3249 | } |
3250 | *ptr = 0; | |
3251 | ptr++; | |
3252 | ||
3253 | symlink_data->newpathobject = strdup(ptr); | |
3254 | if (symlink_data->newpathobject == NULL) { | |
cbbf9d3e | 3255 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate mode buffer for new path"); |
84004dbf | 3256 | free_nfs_symlink_data(symlink_data); |
cbbf9d3e | 3257 | return -1; |
84004dbf RS |
3258 | } |
3259 | ||
3260 | 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 |
3261 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3262 | return -1; | |
84004dbf RS |
3263 | } |
3264 | ||
3265 | return 0; | |
3266 | } | |
3267 | ||
3268 | ||
3269 | ||
3270 | /* | |
3271 | * Async rename() | |
3272 | */ | |
3273 | struct nfs_rename_data { | |
3274 | char *oldpath; | |
3275 | char *oldobject; | |
3276 | struct nfs_fh3 olddir; | |
3277 | char *newpath; | |
3278 | char *newobject; | |
3279 | struct nfs_fh3 newdir; | |
3280 | }; | |
3281 | ||
3282 | static void free_nfs_rename_data(void *mem) | |
3283 | { | |
3284 | struct nfs_rename_data *data = mem; | |
3285 | ||
3286 | if (data->oldpath != NULL) { | |
3287 | free(data->oldpath); | |
3288 | } | |
3289 | if (data->olddir.data.data_val != NULL) { | |
3290 | free(data->olddir.data.data_val); | |
3291 | } | |
3292 | if (data->newpath != NULL) { | |
3293 | free(data->newpath); | |
3294 | } | |
3295 | if (data->newdir.data.data_val != NULL) { | |
3296 | free(data->newdir.data.data_val); | |
3297 | } | |
3298 | free(data); | |
3299 | } | |
3300 | ||
f3a75078 | 3301 | static void nfs_rename_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3302 | { |
3303 | RENAME3res *res; | |
3304 | struct nfs_cb_data *data = private_data; | |
3305 | struct nfs_context *nfs = data->nfs; | |
3306 | struct nfs_rename_data *rename_data = data->continue_data; | |
3307 | ||
f3a75078 RS |
3308 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3309 | ||
84004dbf RS |
3310 | if (status == RPC_STATUS_ERROR) { |
3311 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3312 | free_nfs_cb_data(data); | |
3313 | return; | |
3314 | } | |
3315 | if (status == RPC_STATUS_CANCEL) { | |
3316 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3317 | free_nfs_cb_data(data); | |
3318 | return; | |
3319 | } | |
3320 | ||
3321 | res = command_data; | |
3322 | if (res->status != NFS3_OK) { | |
3323 | 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)); | |
3324 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3325 | free_nfs_cb_data(data); | |
3326 | return; | |
3327 | } | |
3328 | ||
3329 | data->cb(0, nfs, NULL, data->private_data); | |
3330 | free_nfs_cb_data(data); | |
3331 | } | |
3332 | ||
3333 | static int nfs_rename_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3334 | { | |
3335 | struct nfs_rename_data *rename_data = data->continue_data; | |
3336 | ||
3337 | /* steal the filehandle */ | |
3338 | rename_data->newdir.data.data_len = data->fh.data.data_len; | |
3339 | rename_data->newdir.data.data_val = data->fh.data.data_val; | |
3340 | data->fh.data.data_val = NULL; | |
3341 | ||
3342 | if (rpc_nfs_rename_async(nfs->rpc, nfs_rename_cb, &rename_data->olddir, rename_data->oldobject, &rename_data->newdir, rename_data->newobject, data) != 0) { | |
3343 | rpc_set_error(nfs->rpc, "RPC error: Failed to send RENAME call for %s", data->path); | |
3344 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3345 | free_nfs_cb_data(data); | |
3346 | return -1; | |
3347 | } | |
3348 | return 0; | |
3349 | } | |
3350 | ||
3351 | ||
3352 | static int nfs_rename_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3353 | { | |
3354 | struct nfs_rename_data *rename_data = data->continue_data; | |
3355 | ||
3356 | /* steal the filehandle */ | |
3357 | rename_data->olddir.data.data_len = data->fh.data.data_len; | |
3358 | rename_data->olddir.data.data_val = data->fh.data.data_val; | |
3359 | data->fh.data.data_val = NULL; | |
3360 | ||
3361 | 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) { | |
3362 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", rename_data->newpath); | |
3363 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3364 | free_nfs_cb_data(data); | |
3365 | return -1; | |
3366 | } | |
3367 | data->continue_data = NULL; | |
3368 | free_nfs_cb_data(data); | |
3369 | ||
3370 | return 0; | |
3371 | } | |
3372 | ||
3373 | ||
3374 | int nfs_rename_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3375 | { | |
3376 | char *ptr; | |
3377 | struct nfs_rename_data *rename_data; | |
3378 | ||
3379 | rename_data = malloc(sizeof(struct nfs_rename_data)); | |
3380 | if (rename_data == NULL) { | |
cbbf9d3e | 3381 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for rename data"); |
84004dbf RS |
3382 | return -1; |
3383 | } | |
ea98629a | 3384 | memset(rename_data, 0, sizeof(struct nfs_rename_data)); |
84004dbf RS |
3385 | |
3386 | rename_data->oldpath = strdup(oldpath); | |
3387 | if (rename_data->oldpath == NULL) { | |
cbbf9d3e | 3388 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3389 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3390 | return -1; |
84004dbf | 3391 | } |
93e9306f | 3392 | ptr = strrchr(rename_data->oldpath, '/'); |
84004dbf | 3393 | if (ptr == NULL) { |
cbbf9d3e | 3394 | rpc_set_error(nfs->rpc, "Invalid path %s", oldpath); |
84004dbf | 3395 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3396 | return -1; |
84004dbf RS |
3397 | } |
3398 | *ptr = 0; | |
3399 | ptr++; | |
3400 | rename_data->oldobject = ptr; | |
3401 | ||
3402 | ||
3403 | rename_data->newpath = strdup(newpath); | |
3404 | if (rename_data->newpath == NULL) { | |
cbbf9d3e | 3405 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3406 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3407 | return -1; |
84004dbf | 3408 | } |
93e9306f | 3409 | ptr = strrchr(rename_data->newpath, '/'); |
84004dbf | 3410 | if (ptr == NULL) { |
cbbf9d3e | 3411 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3412 | free_nfs_rename_data(rename_data); |
cbbf9d3e | 3413 | return -1; |
84004dbf RS |
3414 | } |
3415 | *ptr = 0; | |
3416 | ptr++; | |
3417 | rename_data->newobject = ptr; | |
3418 | ||
3419 | ||
3420 | 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 |
3421 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3422 | return -1; | |
84004dbf RS |
3423 | } |
3424 | ||
3425 | return 0; | |
3426 | } | |
3427 | ||
3428 | ||
3429 | /* | |
3430 | * Async link() | |
3431 | */ | |
3432 | struct nfs_link_data { | |
3433 | char *oldpath; | |
3434 | struct nfs_fh3 oldfh; | |
3435 | char *newpath; | |
3436 | char *newobject; | |
3437 | struct nfs_fh3 newdir; | |
3438 | }; | |
3439 | ||
3440 | static void free_nfs_link_data(void *mem) | |
3441 | { | |
3442 | struct nfs_link_data *data = mem; | |
3443 | ||
3444 | if (data->oldpath != NULL) { | |
3445 | free(data->oldpath); | |
3446 | } | |
3447 | if (data->oldfh.data.data_val != NULL) { | |
3448 | free(data->oldfh.data.data_val); | |
3449 | } | |
3450 | if (data->newpath != NULL) { | |
3451 | free(data->newpath); | |
3452 | } | |
3453 | if (data->newdir.data.data_val != NULL) { | |
3454 | free(data->newdir.data.data_val); | |
3455 | } | |
3456 | free(data); | |
3457 | } | |
3458 | ||
f3a75078 | 3459 | static void nfs_link_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) |
84004dbf RS |
3460 | { |
3461 | LINK3res *res; | |
3462 | struct nfs_cb_data *data = private_data; | |
3463 | struct nfs_context *nfs = data->nfs; | |
3464 | struct nfs_link_data *link_data = data->continue_data; | |
3465 | ||
f3a75078 RS |
3466 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3467 | ||
84004dbf RS |
3468 | if (status == RPC_STATUS_ERROR) { |
3469 | data->cb(-EFAULT, nfs, command_data, data->private_data); | |
3470 | free_nfs_cb_data(data); | |
3471 | return; | |
3472 | } | |
3473 | if (status == RPC_STATUS_CANCEL) { | |
3474 | data->cb(-EINTR, nfs, "Command was cancelled", data->private_data); | |
3475 | free_nfs_cb_data(data); | |
3476 | return; | |
3477 | } | |
3478 | ||
3479 | res = command_data; | |
3480 | if (res->status != NFS3_OK) { | |
3481 | 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)); | |
3482 | data->cb(nfsstat3_to_errno(res->status), nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3483 | free_nfs_cb_data(data); | |
3484 | return; | |
3485 | } | |
3486 | ||
3487 | data->cb(0, nfs, NULL, data->private_data); | |
3488 | free_nfs_cb_data(data); | |
3489 | } | |
3490 | ||
3491 | static int nfs_link_continue_2_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3492 | { | |
3493 | struct nfs_link_data *link_data = data->continue_data; | |
3494 | ||
3495 | /* steal the filehandle */ | |
3496 | link_data->newdir.data.data_len = data->fh.data.data_len; | |
3497 | link_data->newdir.data.data_val = data->fh.data.data_val; | |
3498 | data->fh.data.data_val = NULL; | |
3499 | ||
3500 | if (rpc_nfs_link_async(nfs->rpc, nfs_link_cb, &link_data->oldfh, &link_data->newdir, link_data->newobject, data) != 0) { | |
3501 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LINK call for %s", data->path); | |
3502 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3503 | free_nfs_cb_data(data); | |
3504 | return -1; | |
3505 | } | |
3506 | return 0; | |
3507 | } | |
3508 | ||
3509 | ||
3510 | static int nfs_link_continue_1_internal(struct nfs_context *nfs, struct nfs_cb_data *data) | |
3511 | { | |
3512 | struct nfs_link_data *link_data = data->continue_data; | |
3513 | ||
3514 | /* steal the filehandle */ | |
3515 | link_data->oldfh.data.data_len = data->fh.data.data_len; | |
3516 | link_data->oldfh.data.data_val = data->fh.data.data_val; | |
3517 | data->fh.data.data_val = NULL; | |
3518 | ||
3519 | 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) { | |
3520 | rpc_set_error(nfs->rpc, "RPC error: Failed to send LOOKUP call for %s", link_data->newpath); | |
3521 | data->cb(-ENOMEM, nfs, rpc_get_error(nfs->rpc), data->private_data); | |
3522 | free_nfs_cb_data(data); | |
3523 | return -1; | |
3524 | } | |
3525 | data->continue_data = NULL; | |
3526 | free_nfs_cb_data(data); | |
3527 | ||
3528 | return 0; | |
3529 | } | |
3530 | ||
3531 | ||
3532 | int nfs_link_async(struct nfs_context *nfs, const char *oldpath, const char *newpath, nfs_cb cb, void *private_data) | |
3533 | { | |
3534 | char *ptr; | |
3535 | struct nfs_link_data *link_data; | |
3536 | ||
3537 | link_data = malloc(sizeof(struct nfs_link_data)); | |
3538 | if (link_data == NULL) { | |
cbbf9d3e | 3539 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for link data"); |
84004dbf RS |
3540 | return -1; |
3541 | } | |
ea98629a | 3542 | memset(link_data, 0, sizeof(struct nfs_link_data)); |
84004dbf RS |
3543 | |
3544 | link_data->oldpath = strdup(oldpath); | |
3545 | if (link_data->oldpath == NULL) { | |
cbbf9d3e | 3546 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for oldpath"); |
84004dbf | 3547 | free_nfs_link_data(link_data); |
cbbf9d3e | 3548 | return -1; |
84004dbf RS |
3549 | } |
3550 | ||
3551 | link_data->newpath = strdup(newpath); | |
3552 | if (link_data->newpath == NULL) { | |
cbbf9d3e | 3553 | rpc_set_error(nfs->rpc, "Out of memory, failed to allocate buffer for newpath"); |
84004dbf | 3554 | free_nfs_link_data(link_data); |
cbbf9d3e | 3555 | return -1; |
84004dbf | 3556 | } |
93e9306f | 3557 | ptr = strrchr(link_data->newpath, '/'); |
84004dbf | 3558 | if (ptr == NULL) { |
cbbf9d3e | 3559 | rpc_set_error(nfs->rpc, "Invalid path %s", newpath); |
84004dbf | 3560 | free_nfs_link_data(link_data); |
cbbf9d3e | 3561 | return -1; |
84004dbf RS |
3562 | } |
3563 | *ptr = 0; | |
3564 | ptr++; | |
3565 | link_data->newobject = ptr; | |
3566 | ||
3567 | ||
3568 | 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 |
3569 | rpc_set_error(nfs->rpc, "Out of memory: failed to start parsing the path components"); |
3570 | return -1; | |
84004dbf RS |
3571 | } |
3572 | ||
3573 | return 0; | |
3574 | } | |
3575 | ||
3576 | ||
3577 | //qqq replace later with lseek() | |
183451cf | 3578 | uint64_t nfs_get_current_offset(struct nfsfh *nfsfh) |
84004dbf RS |
3579 | { |
3580 | return nfsfh->offset; | |
3581 | } | |
3582 | ||
17ef62fa RS |
3583 | |
3584 | ||
3585 | /* | |
3586 | * Get the maximum supported READ3 size by the server | |
3587 | */ | |
183451cf | 3588 | uint64_t nfs_get_readmax(struct nfs_context *nfs) |
17ef62fa RS |
3589 | { |
3590 | return nfs->readmax; | |
3591 | } | |
3592 | ||
3593 | /* | |
3594 | * Get the maximum supported WRITE3 size by the server | |
3595 | */ | |
183451cf | 3596 | uint64_t nfs_get_writemax(struct nfs_context *nfs) |
17ef62fa | 3597 | { |
e7f3a781 | 3598 | return nfs->writemax; |
17ef62fa | 3599 | } |
1896d37b RS |
3600 | |
3601 | void nfs_set_error(struct nfs_context *nfs, char *error_string, ...) | |
3602 | { | |
3603 | va_list ap; | |
1e8994af | 3604 | char *str = NULL; |
1896d37b | 3605 | |
1e8994af | 3606 | va_start(ap, error_string); |
2606f9bb RS |
3607 | str = malloc(1024); |
3608 | vsnprintf(str, 1024, error_string, ap); | |
1896d37b RS |
3609 | if (nfs->rpc->error_string != NULL) { |
3610 | free(nfs->rpc->error_string); | |
3611 | } | |
1896d37b | 3612 | nfs->rpc->error_string = str; |
a8a1b858 | 3613 | va_end(ap); |
1896d37b | 3614 | } |
7f0242ca RS |
3615 | |
3616 | ||
3617 | ||
3618 | struct mount_cb_data { | |
3619 | rpc_cb cb; | |
3620 | void *private_data; | |
3621 | char *server; | |
3622 | }; | |
3623 | ||
3624 | static void free_mount_cb_data(struct mount_cb_data *data) | |
3625 | { | |
3626 | if (data->server != NULL) { | |
3627 | free(data->server); | |
3628 | data->server = NULL; | |
3629 | } | |
3630 | ||
3631 | free(data); | |
3632 | } | |
3633 | ||
3634 | static void mount_export_5_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3635 | { | |
3636 | struct mount_cb_data *data = private_data; | |
3637 | ||
f3a75078 RS |
3638 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3639 | ||
3640 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3641 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3642 | free_mount_cb_data(data); | |
3643 | return; | |
3644 | } | |
3645 | if (status == RPC_STATUS_CANCEL) { | |
3646 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3647 | free_mount_cb_data(data); | |
3648 | return; | |
3649 | } | |
3650 | ||
3651 | data->cb(rpc, 0, command_data, data->private_data); | |
3652 | if (rpc_disconnect(rpc, "normal disconnect") != 0) { | |
3653 | rpc_set_error(rpc, "Failed to disconnect\n"); | |
3654 | } | |
3655 | free_mount_cb_data(data); | |
3656 | } | |
3657 | ||
3658 | static void mount_export_4_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3659 | { | |
3660 | struct mount_cb_data *data = private_data; | |
3661 | ||
f3a75078 RS |
3662 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3663 | ||
14a062eb RS |
3664 | /* Dont want any more callbacks even if the socket is closed */ |
3665 | rpc->connect_cb = NULL; | |
3666 | ||
7f0242ca RS |
3667 | if (status == RPC_STATUS_ERROR) { |
3668 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3669 | free_mount_cb_data(data); | |
3670 | return; | |
3671 | } | |
3672 | if (status == RPC_STATUS_CANCEL) { | |
3673 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3674 | free_mount_cb_data(data); | |
3675 | return; | |
3676 | } | |
3677 | ||
3678 | if (rpc_mount_export_async(rpc, mount_export_5_cb, data) != 0) { | |
3679 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3680 | free_mount_cb_data(data); | |
3681 | return; | |
3682 | } | |
3683 | } | |
3684 | ||
3685 | static void mount_export_3_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3686 | { | |
3687 | struct mount_cb_data *data = private_data; | |
3688 | uint32_t mount_port; | |
3689 | ||
f3a75078 RS |
3690 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3691 | ||
3692 | if (status == RPC_STATUS_ERROR) { | |
7f0242ca RS |
3693 | data->cb(rpc, -EFAULT, command_data, data->private_data); |
3694 | free_mount_cb_data(data); | |
3695 | return; | |
3696 | } | |
3697 | if (status == RPC_STATUS_CANCEL) { | |
3698 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3699 | free_mount_cb_data(data); | |
3700 | return; | |
3701 | } | |
3702 | ||
3703 | mount_port = *(uint32_t *)command_data; | |
3704 | if (mount_port == 0) { | |
3705 | rpc_set_error(rpc, "RPC error. Mount program is not available"); | |
3706 | data->cb(rpc, -ENOENT, command_data, data->private_data); | |
3707 | free_mount_cb_data(data); | |
3708 | return; | |
3709 | } | |
3710 | ||
3711 | rpc_disconnect(rpc, "normal disconnect"); | |
3712 | if (rpc_connect_async(rpc, data->server, mount_port, mount_export_4_cb, data) != 0) { | |
3713 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3714 | free_mount_cb_data(data); | |
3715 | return; | |
3716 | } | |
3717 | } | |
3718 | ||
3719 | static void mount_export_2_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3720 | { | |
3721 | struct mount_cb_data *data = private_data; | |
3722 | ||
f3a75078 RS |
3723 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3724 | ||
7f0242ca RS |
3725 | if (status == RPC_STATUS_ERROR) { |
3726 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3727 | free_mount_cb_data(data); | |
3728 | return; | |
3729 | } | |
3730 | if (status == RPC_STATUS_CANCEL) { | |
3731 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3732 | free_mount_cb_data(data); | |
3733 | return; | |
3734 | } | |
3735 | ||
5c6b1176 | 3736 | if (rpc_pmap_getport_async(rpc, MOUNT_PROGRAM, MOUNT_V3, IPPROTO_TCP, mount_export_3_cb, private_data) != 0) { |
7f0242ca RS |
3737 | data->cb(rpc, -ENOMEM, command_data, data->private_data); |
3738 | free_mount_cb_data(data); | |
3739 | return; | |
3740 | } | |
3741 | } | |
3742 | ||
3743 | static void mount_export_1_cb(struct rpc_context *rpc, int status, void *command_data, void *private_data) | |
3744 | { | |
3745 | struct mount_cb_data *data = private_data; | |
3746 | ||
f3a75078 RS |
3747 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3748 | ||
14a062eb RS |
3749 | /* Dont want any more callbacks even if the socket is closed */ |
3750 | rpc->connect_cb = NULL; | |
3751 | ||
7f0242ca RS |
3752 | if (status == RPC_STATUS_ERROR) { |
3753 | data->cb(rpc, -EFAULT, command_data, data->private_data); | |
3754 | free_mount_cb_data(data); | |
3755 | return; | |
3756 | } | |
3757 | if (status == RPC_STATUS_CANCEL) { | |
3758 | data->cb(rpc, -EINTR, "Command was cancelled", data->private_data); | |
3759 | free_mount_cb_data(data); | |
3760 | return; | |
3761 | } | |
3762 | ||
3763 | if (rpc_pmap_null_async(rpc, mount_export_2_cb, data) != 0) { | |
3764 | data->cb(rpc, -ENOMEM, command_data, data->private_data); | |
3765 | free_mount_cb_data(data); | |
3766 | return; | |
3767 | } | |
3768 | } | |
3769 | ||
3770 | int mount_getexports_async(struct rpc_context *rpc, const char *server, rpc_cb cb, void *private_data) | |
3771 | { | |
3772 | struct mount_cb_data *data; | |
3773 | ||
f3a75078 RS |
3774 | assert(rpc->magic == RPC_CONTEXT_MAGIC); |
3775 | ||
7f0242ca RS |
3776 | data = malloc(sizeof(struct mount_cb_data)); |
3777 | if (data == NULL) { | |
3778 | return -1; | |
3779 | } | |
ea98629a | 3780 | memset(data, 0, sizeof(struct mount_cb_data)); |
7f0242ca RS |
3781 | data->cb = cb; |
3782 | data->private_data = private_data; | |
3783 | data->server = strdup(server); | |
3784 | if (data->server == NULL) { | |
3785 | free_mount_cb_data(data); | |
3786 | return -1; | |
3787 | } | |
3788 | if (rpc_connect_async(rpc, data->server, 111, mount_export_1_cb, data) != 0) { | |
3789 | free_mount_cb_data(data); | |
3790 | return -1; | |
3791 | } | |
3792 | ||
3793 | return 0; | |
3794 | } | |
3795 | ||
df5af25f RS |
3796 | struct rpc_context *nfs_get_rpc_context(struct nfs_context *nfs) |
3797 | { | |
f3a75078 | 3798 | assert(nfs->rpc->magic == RPC_CONTEXT_MAGIC); |
df5af25f RS |
3799 | return nfs->rpc; |
3800 | } | |
3801 | ||
b077fdeb RS |
3802 | const char *nfs_get_server(struct nfs_context *nfs) { |
3803 | return nfs->server; | |
3804 | } | |
3805 | ||
3806 | const char *nfs_get_export(struct nfs_context *nfs) { | |
3807 | return nfs->export; | |
3808 | } | |
0ad9a1f1 | 3809 | |
8724c833 RS |
3810 | const struct nfs_fh3 *nfs_get_rootfh(struct nfs_context *nfs) { |
3811 | return &nfs->rootfh; | |
3812 | } | |
fa3c25be RS |
3813 | |
3814 | struct nfs_fh3 *nfs_get_fh(struct nfsfh *nfsfh) { | |
3815 | return &nfsfh->fh; | |
3816 | } |