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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 | */ | |
a8a1b858 M |
20 | #ifdef WIN32 |
21 | #include "win32_compat.h" | |
eecdc4f3 RS |
22 | #define DllExport |
23 | #else | |
24 | #include <strings.h> | |
25 | #include <unistd.h> | |
26 | #include <sys/statvfs.h> | |
27 | #include <poll.h> | |
28 | #include <sys/ioctl.h> | |
29 | #include <netdb.h> | |
30 | #include <sys/socket.h> | |
31 | #include <net/if.h> | |
32 | #endif | |
33 | ||
34 | #ifdef HAVE_CONFIG_H | |
9a96dd46 | 35 | #include "config.h" |
eecdc4f3 RS |
36 | #endif |
37 | ||
84004dbf RS |
38 | #include <stdio.h> |
39 | #include <stdlib.h> | |
40 | #include <string.h> | |
84004dbf RS |
41 | #include <sys/types.h> |
42 | #include <sys/stat.h> | |
84004dbf RS |
43 | #include <fcntl.h> |
44 | #include <errno.h> | |
a8a1b858 | 45 | |
647d2ea1 RS |
46 | #ifdef HAVE_SYS_SOCKIO_H |
47 | #include <sys/sockio.h> | |
48 | #endif | |
a8a1b858 M |
49 | |
50 | #include <fcntl.h> | |
51 | #include <errno.h> | |
84004dbf RS |
52 | #include "libnfs.h" |
53 | #include "libnfs-raw.h" | |
54 | #include "libnfs-raw-mount.h" | |
55 | #include "libnfs-raw-nfs.h" | |
1896d37b | 56 | #include "libnfs-private.h" |
84004dbf RS |
57 | |
58 | struct sync_cb_data { | |
59 | int is_finished; | |
60 | int status; | |
61 | off_t offset; | |
62 | void *return_data; | |
63 | int return_int; | |
64 | }; | |
65 | ||
66 | ||
df5af25f | 67 | static void wait_for_reply(struct rpc_context *rpc, struct sync_cb_data *cb_data) |
84004dbf RS |
68 | { |
69 | struct pollfd pfd; | |
70 | ||
b077fdeb RS |
71 | while (!cb_data->is_finished) { |
72 | ||
df5af25f RS |
73 | pfd.fd = rpc_get_fd(rpc); |
74 | pfd.events = rpc_which_events(rpc); | |
84004dbf | 75 | if (poll(&pfd, 1, -1) < 0) { |
df5af25f | 76 | rpc_set_error(rpc, "Poll failed"); |
84004dbf RS |
77 | cb_data->status = -EIO; |
78 | break; | |
79 | } | |
df5af25f RS |
80 | if (rpc_service(rpc, pfd.revents) < 0) { |
81 | rpc_set_error(rpc, "rpc_service failed"); | |
84004dbf RS |
82 | cb_data->status = -EIO; |
83 | break; | |
84 | } | |
b077fdeb RS |
85 | if (rpc_get_fd(rpc) == -1) { |
86 | rpc_set_error(rpc, "Socket closed\n"); | |
87 | break; | |
88 | } | |
89 | } | |
90 | } | |
91 | ||
92 | static void wait_for_nfs_reply(struct nfs_context *nfs, struct sync_cb_data *cb_data) | |
93 | { | |
94 | struct pollfd pfd; | |
95 | ||
96 | while (!cb_data->is_finished) { | |
97 | ||
98 | pfd.fd = nfs_get_fd(nfs); | |
99 | pfd.events = nfs_which_events(nfs); | |
100 | if (poll(&pfd, 1, -1) < 0) { | |
101 | nfs_set_error(nfs, "Poll failed"); | |
102 | cb_data->status = -EIO; | |
103 | break; | |
104 | } | |
105 | if (nfs_service(nfs, pfd.revents) < 0) { | |
106 | nfs_set_error(nfs, "nfs_service failed"); | |
107 | cb_data->status = -EIO; | |
108 | break; | |
109 | } | |
110 | if (nfs_get_fd(nfs) == -1) { | |
111 | char *server = strdup(nfs_get_server(nfs)); | |
112 | char *export = strdup(nfs_get_export(nfs)); | |
113 | ||
114 | if (nfs_mount(nfs, server, export) != 0) { | |
115 | nfs_set_error(nfs, "Failed to reconnect to nfs server %s", nfs_get_error(nfs)); | |
116 | free(server); | |
117 | free(export); | |
118 | break; | |
119 | } | |
120 | free(server); | |
121 | free(export); | |
122 | } | |
84004dbf RS |
123 | } |
124 | } | |
125 | ||
126 | ||
127 | ||
128 | ||
129 | ||
130 | ||
131 | /* | |
132 | * connect to the server and mount the export | |
133 | */ | |
1896d37b | 134 | static void mount_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
135 | { |
136 | struct sync_cb_data *cb_data = private_data; | |
137 | ||
138 | cb_data->is_finished = 1; | |
139 | cb_data->status = status; | |
140 | ||
141 | if (status < 0) { | |
1896d37b | 142 | nfs_set_error(nfs, "mount/mnt call failed with \"%s\"", (char *)data); |
84004dbf RS |
143 | return; |
144 | } | |
145 | } | |
146 | ||
e2ba5764 | 147 | int nfs_mount(struct nfs_context *nfs, const char *server, const char *export) |
84004dbf RS |
148 | { |
149 | struct sync_cb_data cb_data; | |
150 | ||
151 | cb_data.is_finished = 0; | |
152 | ||
153 | if (nfs_mount_async(nfs, server, export, mount_cb, &cb_data) != 0) { | |
1896d37b | 154 | nfs_set_error(nfs, "nfs_mount_async failed"); |
84004dbf RS |
155 | return -1; |
156 | } | |
157 | ||
b077fdeb | 158 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
159 | |
160 | return cb_data.status; | |
161 | } | |
162 | ||
163 | ||
164 | /* | |
165 | * stat() | |
166 | */ | |
1896d37b | 167 | static void stat_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
168 | { |
169 | struct sync_cb_data *cb_data = private_data; | |
170 | ||
171 | cb_data->is_finished = 1; | |
172 | cb_data->status = status; | |
173 | ||
174 | if (status < 0) { | |
1896d37b | 175 | nfs_set_error(nfs, "stat call failed with \"%s\"", (char *)data); |
84004dbf RS |
176 | return; |
177 | } | |
178 | ||
179 | memcpy(cb_data->return_data, data, sizeof(struct stat)); | |
180 | } | |
181 | ||
e2ba5764 | 182 | int nfs_stat(struct nfs_context *nfs, const char *path, struct stat *st) |
84004dbf RS |
183 | { |
184 | struct sync_cb_data cb_data; | |
185 | ||
186 | cb_data.is_finished = 0; | |
187 | cb_data.return_data = st; | |
188 | ||
189 | if (nfs_stat_async(nfs, path, stat_cb, &cb_data) != 0) { | |
1896d37b | 190 | nfs_set_error(nfs, "nfs_stat_async failed"); |
84004dbf RS |
191 | return -1; |
192 | } | |
193 | ||
b077fdeb | 194 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
195 | |
196 | return cb_data.status; | |
197 | } | |
198 | ||
199 | ||
200 | ||
201 | ||
202 | /* | |
203 | * open() | |
204 | */ | |
1896d37b | 205 | static void open_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
206 | { |
207 | struct sync_cb_data *cb_data = private_data; | |
208 | struct nfsfh *fh, **nfsfh; | |
209 | ||
210 | cb_data->is_finished = 1; | |
211 | cb_data->status = status; | |
212 | ||
213 | if (status < 0) { | |
1896d37b | 214 | nfs_set_error(nfs, "open call failed with \"%s\"", (char *)data); |
84004dbf RS |
215 | return; |
216 | } | |
217 | ||
218 | fh = data; | |
219 | nfsfh = cb_data->return_data; | |
220 | *nfsfh = fh; | |
221 | } | |
222 | ||
e2ba5764 | 223 | int nfs_open(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh) |
84004dbf RS |
224 | { |
225 | struct sync_cb_data cb_data; | |
226 | ||
227 | cb_data.is_finished = 0; | |
228 | cb_data.return_data = nfsfh; | |
229 | ||
230 | if (nfs_open_async(nfs, path, mode, open_cb, &cb_data) != 0) { | |
1896d37b | 231 | nfs_set_error(nfs, "nfs_open_async failed"); |
84004dbf RS |
232 | return -1; |
233 | } | |
234 | ||
b077fdeb | 235 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
236 | |
237 | return cb_data.status; | |
238 | } | |
239 | ||
240 | ||
241 | ||
242 | ||
243 | /* | |
244 | * pread() | |
245 | */ | |
1896d37b | 246 | static void pread_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
247 | { |
248 | struct sync_cb_data *cb_data = private_data; | |
249 | char *buffer; | |
250 | cb_data->is_finished = 1; | |
251 | cb_data->status = status; | |
252 | ||
253 | if (status < 0) { | |
1896d37b | 254 | nfs_set_error(nfs, "pread call failed with \"%s\"", (char *)data); |
84004dbf RS |
255 | return; |
256 | } | |
257 | ||
258 | buffer = cb_data->return_data; | |
259 | memcpy(buffer, (char *)data, status); | |
260 | } | |
261 | ||
e2ba5764 | 262 | int nfs_pread(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, char *buffer) |
84004dbf RS |
263 | { |
264 | struct sync_cb_data cb_data; | |
265 | ||
266 | cb_data.is_finished = 0; | |
267 | cb_data.return_data = buffer; | |
268 | ||
269 | if (nfs_pread_async(nfs, nfsfh, offset, count, pread_cb, &cb_data) != 0) { | |
1896d37b | 270 | nfs_set_error(nfs, "nfs_pread_async failed"); |
84004dbf RS |
271 | return -1; |
272 | } | |
273 | ||
b077fdeb | 274 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
275 | |
276 | return cb_data.status; | |
277 | } | |
278 | ||
279 | /* | |
280 | * read() | |
281 | */ | |
e2ba5764 | 282 | int nfs_read(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buffer) |
84004dbf | 283 | { |
e2ba5764 | 284 | return nfs_pread(nfs, nfsfh, nfs_get_current_offset(nfsfh), count, buffer); |
84004dbf RS |
285 | } |
286 | ||
287 | /* | |
288 | * close() | |
289 | */ | |
1896d37b | 290 | static void close_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
291 | { |
292 | struct sync_cb_data *cb_data = private_data; | |
293 | cb_data->is_finished = 1; | |
294 | cb_data->status = status; | |
295 | ||
296 | if (status < 0) { | |
1896d37b | 297 | nfs_set_error(nfs, "close call failed with \"%s\"", (char *)data); |
84004dbf RS |
298 | return; |
299 | } | |
300 | } | |
301 | ||
e2ba5764 | 302 | int nfs_close(struct nfs_context *nfs, struct nfsfh *nfsfh) |
84004dbf RS |
303 | { |
304 | struct sync_cb_data cb_data; | |
305 | ||
306 | cb_data.is_finished = 0; | |
307 | ||
308 | if (nfs_close_async(nfs, nfsfh, close_cb, &cb_data) != 0) { | |
1896d37b | 309 | nfs_set_error(nfs, "nfs_close_async failed"); |
84004dbf RS |
310 | return -1; |
311 | } | |
312 | ||
b077fdeb | 313 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
314 | |
315 | return cb_data.status; | |
316 | } | |
317 | ||
318 | ||
319 | ||
320 | ||
321 | /* | |
322 | * fstat() | |
323 | */ | |
e2ba5764 | 324 | int nfs_fstat(struct nfs_context *nfs, struct nfsfh *nfsfh, struct stat *st) |
84004dbf RS |
325 | { |
326 | struct sync_cb_data cb_data; | |
327 | ||
328 | cb_data.is_finished = 0; | |
329 | cb_data.return_data = st; | |
330 | ||
331 | if (nfs_fstat_async(nfs, nfsfh, stat_cb, &cb_data) != 0) { | |
1896d37b | 332 | nfs_set_error(nfs, "nfs_fstat_async failed"); |
84004dbf RS |
333 | return -1; |
334 | } | |
335 | ||
b077fdeb | 336 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
337 | |
338 | return cb_data.status; | |
339 | } | |
340 | ||
341 | ||
342 | /* | |
343 | * pwrite() | |
344 | */ | |
1896d37b | 345 | static void pwrite_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
346 | { |
347 | struct sync_cb_data *cb_data = private_data; | |
348 | cb_data->is_finished = 1; | |
349 | cb_data->status = status; | |
350 | ||
351 | if (status < 0) { | |
1896d37b | 352 | nfs_set_error(nfs, "pwrite call failed with \"%s\"", (char *)data); |
84004dbf RS |
353 | return; |
354 | } | |
355 | } | |
356 | ||
e2ba5764 | 357 | int nfs_pwrite(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, size_t count, char *buf) |
84004dbf RS |
358 | { |
359 | struct sync_cb_data cb_data; | |
360 | ||
361 | cb_data.is_finished = 0; | |
362 | ||
363 | if (nfs_pwrite_async(nfs, nfsfh, offset, count, buf, pwrite_cb, &cb_data) != 0) { | |
1896d37b | 364 | nfs_set_error(nfs, "nfs_pwrite_async failed"); |
84004dbf RS |
365 | return -1; |
366 | } | |
367 | ||
b077fdeb | 368 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
369 | |
370 | return cb_data.status; | |
371 | } | |
372 | ||
373 | /* | |
374 | * write() | |
375 | */ | |
e2ba5764 | 376 | int nfs_write(struct nfs_context *nfs, struct nfsfh *nfsfh, size_t count, char *buf) |
84004dbf | 377 | { |
e2ba5764 | 378 | return nfs_pwrite(nfs, nfsfh, nfs_get_current_offset(nfsfh), count, buf); |
84004dbf RS |
379 | } |
380 | ||
381 | ||
382 | /* | |
383 | * fsync() | |
384 | */ | |
1896d37b | 385 | static void fsync_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
386 | { |
387 | struct sync_cb_data *cb_data = private_data; | |
388 | cb_data->is_finished = 1; | |
389 | cb_data->status = status; | |
390 | ||
391 | if (status < 0) { | |
1896d37b | 392 | nfs_set_error(nfs, "fsync call failed with \"%s\"", (char *)data); |
84004dbf RS |
393 | return; |
394 | } | |
395 | } | |
396 | ||
e2ba5764 | 397 | int nfs_fsync(struct nfs_context *nfs, struct nfsfh *nfsfh) |
84004dbf RS |
398 | { |
399 | struct sync_cb_data cb_data; | |
400 | ||
401 | cb_data.is_finished = 0; | |
402 | ||
403 | if (nfs_fsync_async(nfs, nfsfh, fsync_cb, &cb_data) != 0) { | |
1896d37b | 404 | nfs_set_error(nfs, "nfs_fsync_async failed"); |
84004dbf RS |
405 | return -1; |
406 | } | |
407 | ||
b077fdeb | 408 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
409 | |
410 | return cb_data.status; | |
411 | } | |
412 | ||
413 | ||
414 | ||
415 | ||
416 | /* | |
417 | * ftruncate() | |
418 | */ | |
1896d37b | 419 | static void ftruncate_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
420 | { |
421 | struct sync_cb_data *cb_data = private_data; | |
422 | cb_data->is_finished = 1; | |
423 | cb_data->status = status; | |
424 | ||
425 | if (status < 0) { | |
1896d37b | 426 | nfs_set_error(nfs, "ftruncate call failed with \"%s\"", (char *)data); |
84004dbf RS |
427 | return; |
428 | } | |
429 | } | |
430 | ||
e2ba5764 | 431 | int nfs_ftruncate(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t length) |
84004dbf RS |
432 | { |
433 | struct sync_cb_data cb_data; | |
434 | ||
435 | cb_data.is_finished = 0; | |
436 | ||
437 | if (nfs_ftruncate_async(nfs, nfsfh, length, ftruncate_cb, &cb_data) != 0) { | |
1896d37b | 438 | nfs_set_error(nfs, "nfs_ftruncate_async failed"); |
84004dbf RS |
439 | return -1; |
440 | } | |
441 | ||
b077fdeb | 442 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
443 | |
444 | return cb_data.status; | |
445 | } | |
446 | ||
447 | ||
448 | ||
449 | /* | |
450 | * truncate() | |
451 | */ | |
1896d37b | 452 | static void truncate_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
453 | { |
454 | struct sync_cb_data *cb_data = private_data; | |
455 | cb_data->is_finished = 1; | |
456 | cb_data->status = status; | |
457 | ||
458 | if (status < 0) { | |
1896d37b | 459 | nfs_set_error(nfs, "truncate call failed with \"%s\"", (char *)data); |
84004dbf RS |
460 | return; |
461 | } | |
462 | } | |
463 | ||
e2ba5764 | 464 | int nfs_truncate(struct nfs_context *nfs, const char *path, off_t length) |
84004dbf RS |
465 | { |
466 | struct sync_cb_data cb_data; | |
467 | ||
468 | cb_data.is_finished = 0; | |
469 | ||
470 | if (nfs_truncate_async(nfs, path, length, truncate_cb, &cb_data) != 0) { | |
1896d37b | 471 | nfs_set_error(nfs, "nfs_ftruncate_async failed"); |
84004dbf RS |
472 | return -1; |
473 | } | |
474 | ||
b077fdeb | 475 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
476 | |
477 | return cb_data.status; | |
478 | } | |
479 | ||
480 | ||
481 | ||
482 | ||
483 | ||
484 | /* | |
485 | * mkdir() | |
486 | */ | |
1896d37b | 487 | static void mkdir_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
488 | { |
489 | struct sync_cb_data *cb_data = private_data; | |
490 | cb_data->is_finished = 1; | |
491 | cb_data->status = status; | |
492 | ||
493 | if (status < 0) { | |
1896d37b | 494 | nfs_set_error(nfs, "mkdir call failed with \"%s\"", (char *)data); |
84004dbf RS |
495 | return; |
496 | } | |
497 | } | |
498 | ||
e2ba5764 | 499 | int nfs_mkdir(struct nfs_context *nfs, const char *path) |
84004dbf RS |
500 | { |
501 | struct sync_cb_data cb_data; | |
502 | ||
503 | cb_data.is_finished = 0; | |
504 | ||
505 | if (nfs_mkdir_async(nfs, path, mkdir_cb, &cb_data) != 0) { | |
1896d37b | 506 | nfs_set_error(nfs, "nfs_mkdir_async failed"); |
84004dbf RS |
507 | return -1; |
508 | } | |
509 | ||
b077fdeb | 510 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
511 | |
512 | return cb_data.status; | |
513 | } | |
514 | ||
515 | ||
516 | ||
517 | ||
518 | ||
519 | /* | |
520 | * rmdir() | |
521 | */ | |
1896d37b | 522 | static void rmdir_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
523 | { |
524 | struct sync_cb_data *cb_data = private_data; | |
525 | cb_data->is_finished = 1; | |
526 | cb_data->status = status; | |
527 | ||
528 | if (status < 0) { | |
1896d37b | 529 | nfs_set_error(nfs, "rmdir call failed with \"%s\"", (char *)data); |
84004dbf RS |
530 | return; |
531 | } | |
532 | } | |
533 | ||
e2ba5764 | 534 | int nfs_rmdir(struct nfs_context *nfs, const char *path) |
84004dbf RS |
535 | { |
536 | struct sync_cb_data cb_data; | |
537 | ||
538 | cb_data.is_finished = 0; | |
539 | ||
540 | if (nfs_rmdir_async(nfs, path, rmdir_cb, &cb_data) != 0) { | |
1896d37b | 541 | nfs_set_error(nfs, "nfs_rmdir_async failed"); |
84004dbf RS |
542 | return -1; |
543 | } | |
544 | ||
b077fdeb | 545 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
546 | |
547 | return cb_data.status; | |
548 | } | |
549 | ||
550 | ||
551 | ||
552 | /* | |
553 | * creat() | |
554 | */ | |
1896d37b | 555 | static void creat_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
556 | { |
557 | struct sync_cb_data *cb_data = private_data; | |
558 | struct nfsfh *fh, **nfsfh; | |
559 | ||
560 | cb_data->is_finished = 1; | |
561 | cb_data->status = status; | |
562 | ||
563 | if (status < 0) { | |
1896d37b | 564 | nfs_set_error(nfs, "creat call failed with \"%s\"", (char *)data); |
84004dbf RS |
565 | return; |
566 | } | |
567 | ||
568 | fh = data; | |
569 | nfsfh = cb_data->return_data; | |
570 | *nfsfh = fh; | |
571 | } | |
572 | ||
e2ba5764 | 573 | int nfs_creat(struct nfs_context *nfs, const char *path, int mode, struct nfsfh **nfsfh) |
84004dbf RS |
574 | { |
575 | struct sync_cb_data cb_data; | |
576 | ||
577 | cb_data.is_finished = 0; | |
578 | cb_data.return_data = nfsfh; | |
579 | ||
580 | if (nfs_creat_async(nfs, path, mode, creat_cb, &cb_data) != 0) { | |
1896d37b | 581 | nfs_set_error(nfs, "nfs_creat_async failed"); |
84004dbf RS |
582 | return -1; |
583 | } | |
584 | ||
b077fdeb | 585 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
586 | |
587 | return cb_data.status; | |
588 | } | |
589 | ||
590 | ||
591 | ||
592 | ||
593 | /* | |
594 | * unlink() | |
595 | */ | |
1896d37b | 596 | static void unlink_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
597 | { |
598 | struct sync_cb_data *cb_data = private_data; | |
599 | ||
600 | cb_data->is_finished = 1; | |
601 | cb_data->status = status; | |
602 | ||
603 | if (status < 0) { | |
1896d37b | 604 | nfs_set_error(nfs, "unlink call failed with \"%s\"", (char *)data); |
84004dbf RS |
605 | return; |
606 | } | |
607 | } | |
608 | ||
e2ba5764 | 609 | int nfs_unlink(struct nfs_context *nfs, const char *path) |
84004dbf RS |
610 | { |
611 | struct sync_cb_data cb_data; | |
612 | ||
613 | cb_data.is_finished = 0; | |
614 | ||
615 | if (nfs_unlink_async(nfs, path, unlink_cb, &cb_data) != 0) { | |
1896d37b | 616 | nfs_set_error(nfs, "nfs_unlink_async failed"); |
84004dbf RS |
617 | return -1; |
618 | } | |
619 | ||
b077fdeb | 620 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
621 | |
622 | return cb_data.status; | |
623 | } | |
624 | ||
625 | ||
626 | ||
627 | /* | |
628 | * opendir() | |
629 | */ | |
1896d37b | 630 | static void opendir_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
631 | { |
632 | struct sync_cb_data *cb_data = private_data; | |
633 | struct nfsdir *dir, **nfsdir; | |
634 | ||
635 | cb_data->is_finished = 1; | |
636 | cb_data->status = status; | |
637 | ||
638 | if (status < 0) { | |
1896d37b | 639 | nfs_set_error(nfs, "opendir call failed with \"%s\"", (char *)data); |
84004dbf RS |
640 | return; |
641 | } | |
642 | ||
643 | dir = data; | |
644 | nfsdir = cb_data->return_data; | |
645 | *nfsdir = dir; | |
646 | } | |
647 | ||
e2ba5764 | 648 | int nfs_opendir(struct nfs_context *nfs, const char *path, struct nfsdir **nfsdir) |
84004dbf RS |
649 | { |
650 | struct sync_cb_data cb_data; | |
651 | ||
652 | cb_data.is_finished = 0; | |
653 | cb_data.return_data = nfsdir; | |
654 | ||
655 | if (nfs_opendir_async(nfs, path, opendir_cb, &cb_data) != 0) { | |
1896d37b | 656 | nfs_set_error(nfs, "nfs_opendir_async failed"); |
84004dbf RS |
657 | return -1; |
658 | } | |
659 | ||
b077fdeb | 660 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
661 | |
662 | return cb_data.status; | |
663 | } | |
664 | ||
665 | ||
666 | /* | |
667 | * lseek() | |
668 | */ | |
1896d37b | 669 | static void lseek_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
670 | { |
671 | struct sync_cb_data *cb_data = private_data; | |
672 | ||
673 | cb_data->is_finished = 1; | |
674 | cb_data->status = status; | |
675 | ||
676 | if (status < 0) { | |
1896d37b | 677 | nfs_set_error(nfs, "lseek call failed with \"%s\"", (char *)data); |
84004dbf RS |
678 | return; |
679 | } | |
680 | ||
681 | if (cb_data->return_data != NULL) { | |
682 | memcpy(cb_data->return_data, data, sizeof(off_t)); | |
683 | } | |
684 | } | |
685 | ||
e2ba5764 | 686 | int nfs_lseek(struct nfs_context *nfs, struct nfsfh *nfsfh, off_t offset, int whence, off_t *current_offset) |
84004dbf RS |
687 | { |
688 | struct sync_cb_data cb_data; | |
689 | ||
690 | cb_data.is_finished = 0; | |
691 | cb_data.return_data = current_offset; | |
692 | ||
693 | if (nfs_lseek_async(nfs, nfsfh, offset, whence, lseek_cb, &cb_data) != 0) { | |
1896d37b | 694 | nfs_set_error(nfs, "nfs_lseek_async failed"); |
84004dbf RS |
695 | return -1; |
696 | } | |
697 | ||
b077fdeb | 698 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
699 | |
700 | return cb_data.status; | |
701 | } | |
702 | ||
703 | ||
704 | ||
705 | /* | |
706 | * statvfs() | |
707 | */ | |
1896d37b | 708 | static void statvfs_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
709 | { |
710 | struct sync_cb_data *cb_data = private_data; | |
711 | ||
712 | cb_data->is_finished = 1; | |
713 | cb_data->status = status; | |
714 | ||
715 | if (status < 0) { | |
1896d37b | 716 | nfs_set_error(nfs, "statvfs call failed with \"%s\"", (char *)data); |
84004dbf RS |
717 | return; |
718 | } | |
a8a1b858 | 719 | #ifndef WIN32 |
84004dbf | 720 | memcpy(cb_data->return_data, data, sizeof(struct statvfs)); |
a8a1b858 M |
721 | #else |
722 | cb_data->return_data=NULL; | |
723 | #endif/**/ | |
84004dbf RS |
724 | } |
725 | ||
e2ba5764 | 726 | int nfs_statvfs(struct nfs_context *nfs, const char *path, struct statvfs *svfs) |
84004dbf RS |
727 | { |
728 | struct sync_cb_data cb_data; | |
729 | ||
730 | cb_data.is_finished = 0; | |
731 | cb_data.return_data = svfs; | |
732 | ||
733 | if (nfs_statvfs_async(nfs, path, statvfs_cb, &cb_data) != 0) { | |
1896d37b | 734 | nfs_set_error(nfs, "nfs_statvfs_async failed"); |
84004dbf RS |
735 | return -1; |
736 | } | |
737 | ||
b077fdeb | 738 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
739 | |
740 | return cb_data.status; | |
741 | } | |
742 | ||
743 | ||
744 | ||
745 | ||
746 | ||
747 | /* | |
748 | * readlink() | |
749 | */ | |
1896d37b | 750 | static void readlink_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
751 | { |
752 | struct sync_cb_data *cb_data = private_data; | |
753 | ||
754 | cb_data->is_finished = 1; | |
755 | cb_data->status = status; | |
756 | ||
757 | if (status < 0) { | |
1896d37b | 758 | nfs_set_error(nfs, "readlink call failed with \"%s\"", (char *)data); |
84004dbf RS |
759 | return; |
760 | } | |
761 | ||
762 | if (strlen(data) > (size_t)cb_data->return_int) { | |
1896d37b | 763 | nfs_set_error(nfs, "Too small buffer for readlink"); |
84004dbf RS |
764 | cb_data->status = -ENAMETOOLONG; |
765 | return; | |
766 | } | |
767 | ||
768 | memcpy(cb_data->return_data, data, strlen(data)+1); | |
769 | } | |
770 | ||
e2ba5764 | 771 | int nfs_readlink(struct nfs_context *nfs, const char *path, char *buf, int bufsize) |
84004dbf RS |
772 | { |
773 | struct sync_cb_data cb_data; | |
774 | ||
775 | cb_data.is_finished = 0; | |
776 | cb_data.return_data = buf; | |
777 | cb_data.return_int = bufsize; | |
778 | ||
779 | if (nfs_readlink_async(nfs, path, readlink_cb, &cb_data) != 0) { | |
1896d37b | 780 | nfs_set_error(nfs, "nfs_readlink_async failed"); |
84004dbf RS |
781 | return -1; |
782 | } | |
783 | ||
b077fdeb | 784 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
785 | |
786 | return cb_data.status; | |
787 | } | |
788 | ||
789 | ||
790 | ||
791 | /* | |
792 | * chmod() | |
793 | */ | |
1896d37b | 794 | static void chmod_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
795 | { |
796 | struct sync_cb_data *cb_data = private_data; | |
797 | ||
798 | cb_data->is_finished = 1; | |
799 | cb_data->status = status; | |
800 | ||
801 | if (status < 0) { | |
1896d37b | 802 | nfs_set_error(nfs, "chmod call failed with \"%s\"", (char *)data); |
84004dbf RS |
803 | return; |
804 | } | |
805 | } | |
806 | ||
e2ba5764 | 807 | int nfs_chmod(struct nfs_context *nfs, const char *path, int mode) |
84004dbf RS |
808 | { |
809 | struct sync_cb_data cb_data; | |
810 | ||
811 | cb_data.is_finished = 0; | |
812 | ||
813 | if (nfs_chmod_async(nfs, path, mode, chmod_cb, &cb_data) != 0) { | |
1896d37b | 814 | nfs_set_error(nfs, "nfs_chmod_async failed"); |
84004dbf RS |
815 | return -1; |
816 | } | |
817 | ||
b077fdeb | 818 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
819 | |
820 | return cb_data.status; | |
821 | } | |
822 | ||
823 | ||
824 | ||
825 | ||
826 | /* | |
827 | * fchmod() | |
828 | */ | |
1896d37b | 829 | static void fchmod_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
830 | { |
831 | struct sync_cb_data *cb_data = private_data; | |
832 | ||
833 | cb_data->is_finished = 1; | |
834 | cb_data->status = status; | |
835 | ||
836 | if (status < 0) { | |
1896d37b | 837 | nfs_set_error(nfs, "fchmod call failed with \"%s\"", (char *)data); |
84004dbf RS |
838 | return; |
839 | } | |
840 | } | |
841 | ||
e2ba5764 | 842 | int nfs_fchmod(struct nfs_context *nfs, struct nfsfh *nfsfh, int mode) |
84004dbf RS |
843 | { |
844 | struct sync_cb_data cb_data; | |
845 | ||
846 | cb_data.is_finished = 0; | |
847 | ||
848 | if (nfs_fchmod_async(nfs, nfsfh, mode, fchmod_cb, &cb_data) != 0) { | |
1896d37b | 849 | nfs_set_error(nfs, "nfs_fchmod_async failed"); |
84004dbf RS |
850 | return -1; |
851 | } | |
852 | ||
b077fdeb | 853 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
854 | |
855 | return cb_data.status; | |
856 | } | |
857 | ||
858 | ||
859 | ||
860 | ||
861 | /* | |
862 | * chown() | |
863 | */ | |
1896d37b | 864 | static void chown_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
865 | { |
866 | struct sync_cb_data *cb_data = private_data; | |
867 | ||
868 | cb_data->is_finished = 1; | |
869 | cb_data->status = status; | |
870 | ||
871 | if (status < 0) { | |
1896d37b | 872 | nfs_set_error(nfs, "chown call failed with \"%s\"", (char *)data); |
84004dbf RS |
873 | return; |
874 | } | |
875 | } | |
876 | ||
e2ba5764 | 877 | int nfs_chown(struct nfs_context *nfs, const char *path, int uid, int gid) |
84004dbf RS |
878 | { |
879 | struct sync_cb_data cb_data; | |
880 | ||
881 | cb_data.is_finished = 0; | |
882 | ||
883 | if (nfs_chown_async(nfs, path, uid, gid, chown_cb, &cb_data) != 0) { | |
1896d37b | 884 | nfs_set_error(nfs, "nfs_chown_async failed"); |
84004dbf RS |
885 | return -1; |
886 | } | |
887 | ||
b077fdeb | 888 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
889 | |
890 | return cb_data.status; | |
891 | } | |
892 | ||
893 | /* | |
894 | * fchown() | |
895 | */ | |
1896d37b | 896 | static void fchown_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
897 | { |
898 | struct sync_cb_data *cb_data = private_data; | |
899 | ||
900 | cb_data->is_finished = 1; | |
901 | cb_data->status = status; | |
902 | ||
903 | if (status < 0) { | |
1896d37b | 904 | nfs_set_error(nfs, "fchown call failed with \"%s\"", (char *)data); |
84004dbf RS |
905 | return; |
906 | } | |
907 | } | |
908 | ||
e2ba5764 | 909 | int nfs_fchown(struct nfs_context *nfs, struct nfsfh *nfsfh, int uid, int gid) |
84004dbf RS |
910 | { |
911 | struct sync_cb_data cb_data; | |
912 | ||
913 | cb_data.is_finished = 0; | |
914 | ||
915 | if (nfs_fchown_async(nfs, nfsfh, uid, gid, fchown_cb, &cb_data) != 0) { | |
1896d37b | 916 | nfs_set_error(nfs, "nfs_fchown_async failed"); |
84004dbf RS |
917 | return -1; |
918 | } | |
919 | ||
b077fdeb | 920 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
921 | |
922 | return cb_data.status; | |
923 | } | |
924 | ||
925 | ||
926 | ||
927 | /* | |
928 | * utimes() | |
929 | */ | |
1896d37b | 930 | static void utimes_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
931 | { |
932 | struct sync_cb_data *cb_data = private_data; | |
933 | ||
934 | cb_data->is_finished = 1; | |
935 | cb_data->status = status; | |
936 | ||
937 | if (status < 0) { | |
1896d37b | 938 | nfs_set_error(nfs, "utimes call failed with \"%s\"", (char *)data); |
84004dbf RS |
939 | return; |
940 | } | |
941 | } | |
942 | ||
e2ba5764 | 943 | int nfs_utimes(struct nfs_context *nfs, const char *path, struct timeval *times) |
84004dbf RS |
944 | { |
945 | struct sync_cb_data cb_data; | |
946 | ||
947 | cb_data.is_finished = 0; | |
948 | ||
949 | if (nfs_utimes_async(nfs, path, times, utimes_cb, &cb_data) != 0) { | |
1896d37b | 950 | nfs_set_error(nfs, "nfs_utimes_async failed"); |
84004dbf RS |
951 | return -1; |
952 | } | |
953 | ||
b077fdeb | 954 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
955 | |
956 | return cb_data.status; | |
957 | } | |
958 | ||
959 | ||
960 | ||
961 | /* | |
962 | * utime() | |
963 | */ | |
1896d37b | 964 | static void utime_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
965 | { |
966 | struct sync_cb_data *cb_data = private_data; | |
967 | ||
968 | cb_data->is_finished = 1; | |
969 | cb_data->status = status; | |
970 | ||
971 | if (status < 0) { | |
1896d37b | 972 | nfs_set_error(nfs, "utime call failed with \"%s\"", (char *)data); |
84004dbf RS |
973 | return; |
974 | } | |
975 | } | |
976 | ||
e2ba5764 | 977 | int nfs_utime(struct nfs_context *nfs, const char *path, struct utimbuf *times) |
84004dbf RS |
978 | { |
979 | struct sync_cb_data cb_data; | |
980 | ||
981 | cb_data.is_finished = 0; | |
982 | ||
983 | if (nfs_utime_async(nfs, path, times, utime_cb, &cb_data) != 0) { | |
1896d37b | 984 | nfs_set_error(nfs, "nfs_utimes_async failed"); |
84004dbf RS |
985 | return -1; |
986 | } | |
987 | ||
b077fdeb | 988 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
989 | |
990 | return cb_data.status; | |
991 | } | |
992 | ||
993 | ||
994 | ||
995 | ||
996 | /* | |
997 | * access() | |
998 | */ | |
1896d37b | 999 | static void access_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
1000 | { |
1001 | struct sync_cb_data *cb_data = private_data; | |
1002 | ||
1003 | cb_data->is_finished = 1; | |
1004 | cb_data->status = status; | |
1005 | ||
1006 | if (status < 0) { | |
1896d37b | 1007 | nfs_set_error(nfs, "access call failed with \"%s\"", (char *)data); |
84004dbf RS |
1008 | return; |
1009 | } | |
1010 | } | |
1011 | ||
e2ba5764 | 1012 | int nfs_access(struct nfs_context *nfs, const char *path, int mode) |
84004dbf RS |
1013 | { |
1014 | struct sync_cb_data cb_data; | |
1015 | ||
1016 | cb_data.is_finished = 0; | |
1017 | ||
1018 | if (nfs_access_async(nfs, path, mode, access_cb, &cb_data) != 0) { | |
1896d37b | 1019 | nfs_set_error(nfs, "nfs_access_async failed"); |
84004dbf RS |
1020 | return -1; |
1021 | } | |
1022 | ||
b077fdeb | 1023 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
1024 | |
1025 | return cb_data.status; | |
1026 | } | |
1027 | ||
1028 | ||
1029 | ||
1030 | /* | |
1031 | * symlink() | |
1032 | */ | |
1896d37b | 1033 | static void symlink_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
1034 | { |
1035 | struct sync_cb_data *cb_data = private_data; | |
1036 | ||
1037 | cb_data->is_finished = 1; | |
1038 | cb_data->status = status; | |
1039 | ||
1040 | if (status < 0) { | |
1896d37b | 1041 | nfs_set_error(nfs, "symlink call failed with \"%s\"", (char *)data); |
84004dbf RS |
1042 | return; |
1043 | } | |
1044 | } | |
1045 | ||
e2ba5764 | 1046 | int nfs_symlink(struct nfs_context *nfs, const char *oldpath, const char *newpath) |
84004dbf RS |
1047 | { |
1048 | struct sync_cb_data cb_data; | |
1049 | ||
1050 | cb_data.is_finished = 0; | |
1051 | ||
1052 | if (nfs_symlink_async(nfs, oldpath, newpath, symlink_cb, &cb_data) != 0) { | |
1896d37b | 1053 | nfs_set_error(nfs, "nfs_symlink_async failed"); |
84004dbf RS |
1054 | return -1; |
1055 | } | |
1056 | ||
b077fdeb | 1057 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
1058 | |
1059 | return cb_data.status; | |
1060 | } | |
1061 | ||
1062 | ||
1063 | ||
1064 | /* | |
1065 | * rename() | |
1066 | */ | |
1896d37b | 1067 | static void rename_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
1068 | { |
1069 | struct sync_cb_data *cb_data = private_data; | |
1070 | ||
1071 | cb_data->is_finished = 1; | |
1072 | cb_data->status = status; | |
1073 | ||
1074 | if (status < 0) { | |
1896d37b | 1075 | nfs_set_error(nfs, "rename call failed with \"%s\"", (char *)data); |
84004dbf RS |
1076 | return; |
1077 | } | |
1078 | } | |
1079 | ||
e2ba5764 | 1080 | int nfs_rename(struct nfs_context *nfs, const char *oldpath, const char *newpath) |
84004dbf RS |
1081 | { |
1082 | struct sync_cb_data cb_data; | |
1083 | ||
1084 | cb_data.is_finished = 0; | |
1085 | ||
1086 | if (nfs_rename_async(nfs, oldpath, newpath, rename_cb, &cb_data) != 0) { | |
1896d37b | 1087 | nfs_set_error(nfs, "nfs_rename_async failed"); |
84004dbf RS |
1088 | return -1; |
1089 | } | |
1090 | ||
b077fdeb | 1091 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
1092 | |
1093 | return cb_data.status; | |
1094 | } | |
1095 | ||
1096 | ||
1097 | ||
1098 | /* | |
1099 | * link() | |
1100 | */ | |
1896d37b | 1101 | static void link_cb(int status, struct nfs_context *nfs, void *data, void *private_data) |
84004dbf RS |
1102 | { |
1103 | struct sync_cb_data *cb_data = private_data; | |
1104 | ||
1105 | cb_data->is_finished = 1; | |
1106 | cb_data->status = status; | |
1107 | ||
1108 | if (status < 0) { | |
1896d37b | 1109 | nfs_set_error(nfs, "link call failed with \"%s\"", (char *)data); |
84004dbf RS |
1110 | return; |
1111 | } | |
1112 | } | |
1113 | ||
e2ba5764 | 1114 | int nfs_link(struct nfs_context *nfs, const char *oldpath, const char *newpath) |
84004dbf RS |
1115 | { |
1116 | struct sync_cb_data cb_data; | |
1117 | ||
1118 | cb_data.is_finished = 0; | |
1119 | ||
1120 | if (nfs_link_async(nfs, oldpath, newpath, link_cb, &cb_data) != 0) { | |
1896d37b | 1121 | nfs_set_error(nfs, "nfs_link_async failed"); |
84004dbf RS |
1122 | return -1; |
1123 | } | |
1124 | ||
b077fdeb | 1125 | wait_for_nfs_reply(nfs, &cb_data); |
84004dbf RS |
1126 | |
1127 | return cb_data.status; | |
1128 | } | |
df5af25f | 1129 | |
739df145 | 1130 | void mount_getexports_cb(struct rpc_context *mount_context, int status, void *data, void *private_data) |
df5af25f RS |
1131 | { |
1132 | struct sync_cb_data *cb_data = private_data; | |
1133 | exports export = *(exports *)data; | |
1134 | ||
df5af25f RS |
1135 | cb_data->is_finished = 1; |
1136 | cb_data->status = status; | |
1137 | cb_data->return_data = NULL; | |
1138 | ||
739df145 RS |
1139 | if (status != 0) { |
1140 | rpc_set_error(mount_context, "mount/export call failed with \"%s\"", (char *)data); | |
1141 | return; | |
1142 | } | |
1143 | ||
df5af25f RS |
1144 | while (export != NULL) { |
1145 | exports new_export; | |
1146 | ||
1147 | new_export = malloc(sizeof(*new_export)); | |
1148 | memset(new_export, 0, sizeof(*new_export)); | |
1149 | new_export->ex_dir = strdup(export->ex_dir); | |
1150 | new_export->ex_next = cb_data->return_data; | |
1151 | ||
1152 | cb_data->return_data = new_export; | |
1153 | ||
1154 | export = export->ex_next; | |
1155 | } | |
1156 | } | |
1157 | ||
e210bd2a | 1158 | struct exportnode *mount_getexports(const char *server) |
df5af25f RS |
1159 | { |
1160 | struct sync_cb_data cb_data; | |
e210bd2a RS |
1161 | struct rpc_context *rpc; |
1162 | ||
df5af25f RS |
1163 | |
1164 | cb_data.is_finished = 0; | |
1165 | cb_data.return_data = NULL; | |
1166 | ||
e210bd2a | 1167 | rpc = rpc_init_context(); |
df5af25f | 1168 | if (mount_getexports_async(rpc, server, mount_getexports_cb, &cb_data) != 0) { |
e210bd2a | 1169 | rpc_destroy_context(rpc); |
df5af25f RS |
1170 | return NULL; |
1171 | } | |
1172 | ||
1173 | wait_for_reply(rpc, &cb_data); | |
e210bd2a | 1174 | rpc_destroy_context(rpc); |
df5af25f RS |
1175 | |
1176 | return cb_data.return_data; | |
1177 | } | |
1178 | ||
1179 | void mount_free_export_list(struct exportnode *exports) | |
1180 | { | |
1181 | struct exportnode *tmp; | |
1182 | ||
1183 | while ((tmp = exports)) { | |
1184 | exports = exports->ex_next; | |
1185 | free(tmp->ex_dir); | |
1186 | free(tmp); | |
1187 | } | |
1188 | } | |
1189 | ||
552c7665 RS |
1190 | |
1191 | ||
eecdc4f3 | 1192 | #if !defined(WIN32) |
552c7665 RS |
1193 | void free_nfs_srvr_list(struct nfs_server_list *srv) |
1194 | { | |
1195 | while (srv != NULL) { | |
1196 | struct nfs_server_list *next = srv->next; | |
1197 | ||
1198 | free(srv->addr); | |
1199 | free(srv); | |
1200 | srv = next; | |
1201 | } | |
1202 | } | |
1203 | ||
1204 | struct nfs_list_data { | |
1205 | int status; | |
1206 | struct nfs_server_list *srvrs; | |
1207 | }; | |
1208 | ||
1209 | void callit_cb(struct rpc_context *rpc, int status, void *data _U_, void *private_data) | |
1210 | { | |
1211 | struct nfs_list_data *srv_data = private_data; | |
1212 | struct sockaddr *sin; | |
1213 | char hostdd[16]; | |
1214 | struct nfs_server_list *srvr; | |
1215 | ||
1216 | if (status == RPC_STATUS_CANCEL) { | |
1217 | return; | |
1218 | } | |
1219 | if (status != 0) { | |
1220 | srv_data->status = -1; | |
1221 | return; | |
1222 | } | |
1223 | ||
1224 | sin = rpc_get_recv_sockaddr(rpc); | |
1225 | if (sin == NULL) { | |
1226 | rpc_set_error(rpc, "failed to get sockaddr in CALLIT callback"); | |
1227 | srv_data->status = -1; | |
1228 | return; | |
1229 | } | |
1230 | ||
1231 | if (getnameinfo(sin, sizeof(struct sockaddr_in), &hostdd[0], sizeof(hostdd), NULL, 0, NI_NUMERICHOST) < 0) { | |
1232 | rpc_set_error(rpc, "getnameinfo failed in CALLIT callback"); | |
1233 | srv_data->status = -1; | |
1234 | return; | |
1235 | } | |
552c7665 | 1236 | |
8c27363e RS |
1237 | /* check for dupes */ |
1238 | for (srvr = srv_data->srvrs; srvr; srvr = srvr->next) { | |
1239 | if (!strcmp(hostdd, srvr->addr)) { | |
11ef53a2 | 1240 | return; |
8c27363e RS |
1241 | } |
1242 | } | |
1243 | ||
552c7665 RS |
1244 | srvr = malloc(sizeof(struct nfs_server_list)); |
1245 | if (srvr == NULL) { | |
1246 | rpc_set_error(rpc, "Malloc failed when allocating server structure"); | |
1247 | srv_data->status = -1; | |
1248 | return; | |
1249 | } | |
1250 | ||
1251 | srvr->addr = strdup(hostdd); | |
1252 | if (srvr->addr == NULL) { | |
1253 | rpc_set_error(rpc, "Strdup failed when allocating server structure"); | |
1254 | free(srvr); | |
1255 | srv_data->status = -1; | |
1256 | return; | |
1257 | } | |
1258 | ||
1259 | srvr->next = srv_data->srvrs; | |
1260 | srv_data->srvrs = srvr; | |
1261 | } | |
1262 | ||
a8a1b858 | 1263 | #ifndef WIN32 |
e5964ef9 | 1264 | static int send_nfsd_probes(struct rpc_context *rpc, struct ifconf *ifc, struct nfs_list_data *data) |
552c7665 | 1265 | { |
1be803ce | 1266 | char *ptr; |
552c7665 | 1267 | |
e5964ef9 | 1268 | for (ptr =(char *)(ifc->ifc_buf); ptr < (char *)(ifc->ifc_buf) + ifc->ifc_len; ) { |
1be803ce | 1269 | struct ifreq *ifr; |
552c7665 RS |
1270 | char bcdd[16]; |
1271 | ||
1be803ce | 1272 | ifr = (struct ifreq *)ptr; |
9a96dd46 | 1273 | #ifdef HAVE_SOCKADDR_LEN |
1be803ce RS |
1274 | if (ifr->ifr_addr.sa_len > sizeof(struct sockaddr)) { |
1275 | ptr += sizeof(ifr->ifr_name) + ifr->ifr_addr.sa_len; | |
1276 | } else { | |
1277 | ptr += sizeof(ifr->ifr_name) + sizeof(struct sockaddr); | |
1278 | } | |
1279 | #else | |
1280 | ptr += sizeof(struct ifreq); | |
1281 | #endif | |
1282 | ||
1283 | if (ifr->ifr_addr.sa_family != AF_INET) { | |
552c7665 RS |
1284 | continue; |
1285 | } | |
1be803ce | 1286 | if (ioctl(rpc_get_fd(rpc), SIOCGIFFLAGS, ifr) < 0) { |
e5964ef9 | 1287 | return -1; |
552c7665 | 1288 | } |
1be803ce | 1289 | if (!(ifr->ifr_flags & IFF_UP)) { |
552c7665 RS |
1290 | continue; |
1291 | } | |
1be803ce | 1292 | if (ifr->ifr_flags & IFF_LOOPBACK) { |
552c7665 RS |
1293 | continue; |
1294 | } | |
1be803ce | 1295 | if (!(ifr->ifr_flags & IFF_BROADCAST)) { |
552c7665 RS |
1296 | continue; |
1297 | } | |
1be803ce | 1298 | if (ioctl(rpc_get_fd(rpc), SIOCGIFBRDADDR, ifr) < 0) { |
1ad6f931 | 1299 | continue; |
552c7665 | 1300 | } |
1be803ce | 1301 | if (getnameinfo(&ifr->ifr_broadaddr, sizeof(struct sockaddr_in), &bcdd[0], sizeof(bcdd), NULL, 0, NI_NUMERICHOST) < 0) { |
1ad6f931 | 1302 | continue; |
552c7665 RS |
1303 | } |
1304 | if (rpc_set_udp_destination(rpc, bcdd, 111, 1) < 0) { | |
e5964ef9 RS |
1305 | return -1; |
1306 | } | |
1307 | ||
1308 | if (rpc_pmap_callit_async(rpc, MOUNT_PROGRAM, 2, 0, NULL, 0, callit_cb, data) < 0) { | |
1309 | return -1; | |
552c7665 | 1310 | } |
e5964ef9 RS |
1311 | } |
1312 | ||
1313 | return 0; | |
1314 | } | |
a8a1b858 | 1315 | #endif/*WIN32 TODO implement this with win32api FIXME*/ |
e5964ef9 RS |
1316 | |
1317 | struct nfs_server_list *nfs_find_local_servers(void) | |
1318 | { | |
1319 | struct rpc_context *rpc; | |
1320 | struct nfs_list_data data = {0, NULL}; | |
a8a1b858 | 1321 | #ifndef WIN32 |
e5964ef9 RS |
1322 | struct timeval tv_start, tv_current; |
1323 | struct ifconf ifc; | |
8c27363e | 1324 | int size, loop; |
e5964ef9 RS |
1325 | struct pollfd pfd; |
1326 | ||
1327 | rpc = rpc_init_udp_context(); | |
1328 | if (rpc == NULL) { | |
1329 | return NULL; | |
1330 | } | |
1331 | ||
1332 | if (rpc_bind_udp(rpc, "0.0.0.0", 0) < 0) { | |
1333 | rpc_destroy_context(rpc); | |
1334 | return NULL; | |
1335 | } | |
1336 | ||
552c7665 | 1337 | |
e5964ef9 RS |
1338 | /* get list of all interfaces */ |
1339 | size = sizeof(struct ifreq); | |
1340 | ifc.ifc_buf = NULL; | |
1341 | ifc.ifc_len = size; | |
1342 | ||
1343 | while(ifc.ifc_len > (size - sizeof(struct ifreq))) { | |
1344 | size *= 2; | |
1345 | ||
1346 | free(ifc.ifc_buf); | |
1347 | ifc.ifc_len = size; | |
1348 | ifc.ifc_buf = malloc(size); | |
1349 | memset(ifc.ifc_buf, 0, size); | |
1350 | if (ioctl(rpc_get_fd(rpc), SIOCGIFCONF, (caddr_t)&ifc) < 0) { | |
552c7665 RS |
1351 | rpc_destroy_context(rpc); |
1352 | free(ifc.ifc_buf); | |
1353 | return NULL; | |
1354 | } | |
e5964ef9 RS |
1355 | } |
1356 | ||
8c27363e RS |
1357 | for (loop=0; loop<3; loop++) { |
1358 | if (send_nfsd_probes(rpc, &ifc, &data) != 0) { | |
552c7665 | 1359 | rpc_destroy_context(rpc); |
8c27363e | 1360 | free(ifc.ifc_buf); |
552c7665 RS |
1361 | return NULL; |
1362 | } | |
8c27363e RS |
1363 | |
1364 | gettimeofday(&tv_start, NULL); | |
1365 | for(;;) { | |
1366 | int mpt; | |
1367 | ||
1368 | pfd.fd = rpc_get_fd(rpc); | |
1369 | pfd.events = rpc_which_events(rpc); | |
1370 | ||
1371 | gettimeofday(&tv_current, NULL); | |
1372 | mpt = 1000 | |
1373 | - (tv_current.tv_sec *1000 + tv_current.tv_usec / 1000) | |
1374 | + (tv_start.tv_sec *1000 + tv_start.tv_usec / 1000); | |
1375 | ||
1376 | if (poll(&pfd, 1, mpt) < 0) { | |
1377 | free_nfs_srvr_list(data.srvrs); | |
1378 | rpc_destroy_context(rpc); | |
1379 | return NULL; | |
1380 | } | |
1381 | if (pfd.revents == 0) { | |
1382 | break; | |
1383 | } | |
552c7665 | 1384 | |
8c27363e RS |
1385 | if (rpc_service(rpc, pfd.revents) < 0) { |
1386 | break; | |
1387 | } | |
552c7665 RS |
1388 | } |
1389 | } | |
1390 | ||
e5964ef9 | 1391 | free(ifc.ifc_buf); |
552c7665 RS |
1392 | rpc_destroy_context(rpc); |
1393 | ||
1394 | if (data.status != 0) { | |
1395 | free_nfs_srvr_list(data.srvrs); | |
1396 | return NULL; | |
1397 | } | |
a8a1b858 | 1398 | #endif/*WIN32 - FIXME redef it when send_nfsd_probes is implemented for win32*/ |
552c7665 RS |
1399 | return data.srvrs; |
1400 | } | |
eecdc4f3 | 1401 | #endif |