cfeb5759989ae3835172001e6719efca138758e0
2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
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.
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.
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/>.
18 * High level api to nfs filesystems
27 #include <sys/statvfs.h>
29 #include <sys/ioctl.h>
31 #include <sys/socket.h>
42 #include <sys/types.h>
47 #include <sys/socket.h>
50 #ifdef HAVE_SYS_SOCKIO_H
51 #include <sys/sockio.h>
54 #include "libnfs-raw.h"
55 #include "libnfs-raw-mount.h"
56 #include "libnfs-raw-nfs.h"
57 #include "libnfs-private.h"
68 static void wait_for_reply(struct rpc_context
*rpc
, struct sync_cb_data
*cb_data
)
72 while (!cb_data
->is_finished
) {
74 pfd
.fd
= rpc_get_fd(rpc
);
75 pfd
.events
= rpc_which_events(rpc
);
76 if (poll(&pfd
, 1, -1) < 0) {
77 rpc_set_error(rpc
, "Poll failed");
78 cb_data
->status
= -EIO
;
81 if (rpc_service(rpc
, pfd
.revents
) < 0) {
82 rpc_set_error(rpc
, "rpc_service failed");
83 cb_data
->status
= -EIO
;
86 if (rpc_get_fd(rpc
) == -1) {
87 rpc_set_error(rpc
, "Socket closed\n");
93 static void wait_for_nfs_reply(struct nfs_context
*nfs
, struct sync_cb_data
*cb_data
)
97 while (!cb_data
->is_finished
) {
99 pfd
.fd
= nfs_get_fd(nfs
);
100 pfd
.events
= nfs_which_events(nfs
);
101 if (poll(&pfd
, 1, -1) < 0) {
102 nfs_set_error(nfs
, "Poll failed");
103 cb_data
->status
= -EIO
;
106 if (nfs_service(nfs
, pfd
.revents
) < 0) {
107 nfs_set_error(nfs
, "nfs_service failed");
108 cb_data
->status
= -EIO
;
111 if (nfs_get_fd(nfs
) == -1) {
112 char *server
= strdup(nfs_get_server(nfs
));
113 char *export
= strdup(nfs_get_export(nfs
));
115 if (nfs_mount(nfs
, server
, export
) != 0) {
116 nfs_set_error(nfs
, "Failed to reconnect to nfs server %s", nfs_get_error(nfs
));
133 * connect to the server and mount the export
135 static void mount_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
137 struct sync_cb_data
*cb_data
= private_data
;
139 cb_data
->is_finished
= 1;
140 cb_data
->status
= status
;
143 nfs_set_error(nfs
, "mount/mnt call failed with \"%s\"", (char *)data
);
148 int nfs_mount(struct nfs_context
*nfs
, const char *server
, const char *export
)
150 struct sync_cb_data cb_data
;
152 cb_data
.is_finished
= 0;
154 if (nfs_mount_async(nfs
, server
, export
, mount_cb
, &cb_data
) != 0) {
155 nfs_set_error(nfs
, "nfs_mount_async failed");
159 wait_for_nfs_reply(nfs
, &cb_data
);
161 return cb_data
.status
;
168 static void stat_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
170 struct sync_cb_data
*cb_data
= private_data
;
172 cb_data
->is_finished
= 1;
173 cb_data
->status
= status
;
176 nfs_set_error(nfs
, "stat call failed with \"%s\"", (char *)data
);
180 memcpy(cb_data
->return_data
, data
, sizeof(struct stat
));
183 int nfs_stat(struct nfs_context
*nfs
, const char *path
, struct stat
*st
)
185 struct sync_cb_data cb_data
;
187 cb_data
.is_finished
= 0;
188 cb_data
.return_data
= st
;
190 if (nfs_stat_async(nfs
, path
, stat_cb
, &cb_data
) != 0) {
191 nfs_set_error(nfs
, "nfs_stat_async failed");
195 wait_for_nfs_reply(nfs
, &cb_data
);
197 return cb_data
.status
;
206 static void open_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
208 struct sync_cb_data
*cb_data
= private_data
;
209 struct nfsfh
*fh
, **nfsfh
;
211 cb_data
->is_finished
= 1;
212 cb_data
->status
= status
;
215 nfs_set_error(nfs
, "open call failed with \"%s\"", (char *)data
);
220 nfsfh
= cb_data
->return_data
;
224 int nfs_open(struct nfs_context
*nfs
, const char *path
, int mode
, struct nfsfh
**nfsfh
)
226 struct sync_cb_data cb_data
;
228 cb_data
.is_finished
= 0;
229 cb_data
.return_data
= nfsfh
;
231 if (nfs_open_async(nfs
, path
, mode
, open_cb
, &cb_data
) != 0) {
232 nfs_set_error(nfs
, "nfs_open_async failed");
236 wait_for_nfs_reply(nfs
, &cb_data
);
238 return cb_data
.status
;
247 static void pread_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
249 struct sync_cb_data
*cb_data
= private_data
;
251 cb_data
->is_finished
= 1;
252 cb_data
->status
= status
;
255 nfs_set_error(nfs
, "pread call failed with \"%s\"", (char *)data
);
259 buffer
= cb_data
->return_data
;
260 memcpy(buffer
, (char *)data
, status
);
263 int nfs_pread(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, char *buffer
)
265 struct sync_cb_data cb_data
;
267 cb_data
.is_finished
= 0;
268 cb_data
.return_data
= buffer
;
270 if (nfs_pread_async(nfs
, nfsfh
, offset
, count
, pread_cb
, &cb_data
) != 0) {
271 nfs_set_error(nfs
, "nfs_pread_async failed");
275 wait_for_nfs_reply(nfs
, &cb_data
);
277 return cb_data
.status
;
283 int nfs_read(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buffer
)
285 return nfs_pread(nfs
, nfsfh
, nfs_get_current_offset(nfsfh
), count
, buffer
);
291 static void close_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
293 struct sync_cb_data
*cb_data
= private_data
;
294 cb_data
->is_finished
= 1;
295 cb_data
->status
= status
;
298 nfs_set_error(nfs
, "close call failed with \"%s\"", (char *)data
);
303 int nfs_close(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
)
305 struct sync_cb_data cb_data
;
307 cb_data
.is_finished
= 0;
309 if (nfs_close_async(nfs
, nfsfh
, close_cb
, &cb_data
) != 0) {
310 nfs_set_error(nfs
, "nfs_close_async failed");
314 wait_for_nfs_reply(nfs
, &cb_data
);
316 return cb_data
.status
;
325 int nfs_fstat(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, struct stat
*st
)
327 struct sync_cb_data cb_data
;
329 cb_data
.is_finished
= 0;
330 cb_data
.return_data
= st
;
332 if (nfs_fstat_async(nfs
, nfsfh
, stat_cb
, &cb_data
) != 0) {
333 nfs_set_error(nfs
, "nfs_fstat_async failed");
337 wait_for_nfs_reply(nfs
, &cb_data
);
339 return cb_data
.status
;
346 static void pwrite_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
348 struct sync_cb_data
*cb_data
= private_data
;
349 cb_data
->is_finished
= 1;
350 cb_data
->status
= status
;
353 nfs_set_error(nfs
, "pwrite call failed with \"%s\"", (char *)data
);
358 int nfs_pwrite(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, char *buf
)
360 struct sync_cb_data cb_data
;
362 cb_data
.is_finished
= 0;
364 if (nfs_pwrite_async(nfs
, nfsfh
, offset
, count
, buf
, pwrite_cb
, &cb_data
) != 0) {
365 nfs_set_error(nfs
, "nfs_pwrite_async failed");
369 wait_for_nfs_reply(nfs
, &cb_data
);
371 return cb_data
.status
;
377 int nfs_write(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
)
379 return nfs_pwrite(nfs
, nfsfh
, nfs_get_current_offset(nfsfh
), count
, buf
);
386 static void fsync_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
388 struct sync_cb_data
*cb_data
= private_data
;
389 cb_data
->is_finished
= 1;
390 cb_data
->status
= status
;
393 nfs_set_error(nfs
, "fsync call failed with \"%s\"", (char *)data
);
398 int nfs_fsync(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
)
400 struct sync_cb_data cb_data
;
402 cb_data
.is_finished
= 0;
404 if (nfs_fsync_async(nfs
, nfsfh
, fsync_cb
, &cb_data
) != 0) {
405 nfs_set_error(nfs
, "nfs_fsync_async failed");
409 wait_for_nfs_reply(nfs
, &cb_data
);
411 return cb_data
.status
;
420 static void ftruncate_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
422 struct sync_cb_data
*cb_data
= private_data
;
423 cb_data
->is_finished
= 1;
424 cb_data
->status
= status
;
427 nfs_set_error(nfs
, "ftruncate call failed with \"%s\"", (char *)data
);
432 int nfs_ftruncate(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
)
434 struct sync_cb_data cb_data
;
436 cb_data
.is_finished
= 0;
438 if (nfs_ftruncate_async(nfs
, nfsfh
, length
, ftruncate_cb
, &cb_data
) != 0) {
439 nfs_set_error(nfs
, "nfs_ftruncate_async failed");
443 wait_for_nfs_reply(nfs
, &cb_data
);
445 return cb_data
.status
;
453 static void truncate_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
455 struct sync_cb_data
*cb_data
= private_data
;
456 cb_data
->is_finished
= 1;
457 cb_data
->status
= status
;
460 nfs_set_error(nfs
, "truncate call failed with \"%s\"", (char *)data
);
465 int nfs_truncate(struct nfs_context
*nfs
, const char *path
, off_t length
)
467 struct sync_cb_data cb_data
;
469 cb_data
.is_finished
= 0;
471 if (nfs_truncate_async(nfs
, path
, length
, truncate_cb
, &cb_data
) != 0) {
472 nfs_set_error(nfs
, "nfs_ftruncate_async failed");
476 wait_for_nfs_reply(nfs
, &cb_data
);
478 return cb_data
.status
;
488 static void mkdir_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
490 struct sync_cb_data
*cb_data
= private_data
;
491 cb_data
->is_finished
= 1;
492 cb_data
->status
= status
;
495 nfs_set_error(nfs
, "mkdir call failed with \"%s\"", (char *)data
);
500 int nfs_mkdir(struct nfs_context
*nfs
, const char *path
)
502 struct sync_cb_data cb_data
;
504 cb_data
.is_finished
= 0;
506 if (nfs_mkdir_async(nfs
, path
, mkdir_cb
, &cb_data
) != 0) {
507 nfs_set_error(nfs
, "nfs_mkdir_async failed");
511 wait_for_nfs_reply(nfs
, &cb_data
);
513 return cb_data
.status
;
523 static void rmdir_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
525 struct sync_cb_data
*cb_data
= private_data
;
526 cb_data
->is_finished
= 1;
527 cb_data
->status
= status
;
530 nfs_set_error(nfs
, "rmdir call failed with \"%s\"", (char *)data
);
535 int nfs_rmdir(struct nfs_context
*nfs
, const char *path
)
537 struct sync_cb_data cb_data
;
539 cb_data
.is_finished
= 0;
541 if (nfs_rmdir_async(nfs
, path
, rmdir_cb
, &cb_data
) != 0) {
542 nfs_set_error(nfs
, "nfs_rmdir_async failed");
546 wait_for_nfs_reply(nfs
, &cb_data
);
548 return cb_data
.status
;
556 static void creat_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
558 struct sync_cb_data
*cb_data
= private_data
;
559 struct nfsfh
*fh
, **nfsfh
;
561 cb_data
->is_finished
= 1;
562 cb_data
->status
= status
;
565 nfs_set_error(nfs
, "creat call failed with \"%s\"", (char *)data
);
570 nfsfh
= cb_data
->return_data
;
574 int nfs_creat(struct nfs_context
*nfs
, const char *path
, int mode
, struct nfsfh
**nfsfh
)
576 struct sync_cb_data cb_data
;
578 cb_data
.is_finished
= 0;
579 cb_data
.return_data
= nfsfh
;
581 if (nfs_creat_async(nfs
, path
, mode
, creat_cb
, &cb_data
) != 0) {
582 nfs_set_error(nfs
, "nfs_creat_async failed");
586 wait_for_nfs_reply(nfs
, &cb_data
);
588 return cb_data
.status
;
597 static void unlink_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
599 struct sync_cb_data
*cb_data
= private_data
;
601 cb_data
->is_finished
= 1;
602 cb_data
->status
= status
;
605 nfs_set_error(nfs
, "unlink call failed with \"%s\"", (char *)data
);
610 int nfs_unlink(struct nfs_context
*nfs
, const char *path
)
612 struct sync_cb_data cb_data
;
614 cb_data
.is_finished
= 0;
616 if (nfs_unlink_async(nfs
, path
, unlink_cb
, &cb_data
) != 0) {
617 nfs_set_error(nfs
, "nfs_unlink_async failed");
621 wait_for_nfs_reply(nfs
, &cb_data
);
623 return cb_data
.status
;
631 static void opendir_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
633 struct sync_cb_data
*cb_data
= private_data
;
634 struct nfsdir
*dir
, **nfsdir
;
636 cb_data
->is_finished
= 1;
637 cb_data
->status
= status
;
640 nfs_set_error(nfs
, "opendir call failed with \"%s\"", (char *)data
);
645 nfsdir
= cb_data
->return_data
;
649 int nfs_opendir(struct nfs_context
*nfs
, const char *path
, struct nfsdir
**nfsdir
)
651 struct sync_cb_data cb_data
;
653 cb_data
.is_finished
= 0;
654 cb_data
.return_data
= nfsdir
;
656 if (nfs_opendir_async(nfs
, path
, opendir_cb
, &cb_data
) != 0) {
657 nfs_set_error(nfs
, "nfs_opendir_async failed");
661 wait_for_nfs_reply(nfs
, &cb_data
);
663 return cb_data
.status
;
670 static void lseek_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
672 struct sync_cb_data
*cb_data
= private_data
;
674 cb_data
->is_finished
= 1;
675 cb_data
->status
= status
;
678 nfs_set_error(nfs
, "lseek call failed with \"%s\"", (char *)data
);
682 if (cb_data
->return_data
!= NULL
) {
683 memcpy(cb_data
->return_data
, data
, sizeof(off_t
));
687 int nfs_lseek(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, off_t
*current_offset
)
689 struct sync_cb_data cb_data
;
691 cb_data
.is_finished
= 0;
692 cb_data
.return_data
= current_offset
;
694 if (nfs_lseek_async(nfs
, nfsfh
, offset
, whence
, lseek_cb
, &cb_data
) != 0) {
695 nfs_set_error(nfs
, "nfs_lseek_async failed");
699 wait_for_nfs_reply(nfs
, &cb_data
);
701 return cb_data
.status
;
709 static void statvfs_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
711 struct sync_cb_data
*cb_data
= private_data
;
713 cb_data
->is_finished
= 1;
714 cb_data
->status
= status
;
717 nfs_set_error(nfs
, "statvfs call failed with \"%s\"", (char *)data
);
721 memcpy(cb_data
->return_data
, data
, sizeof(struct statvfs
));
724 int nfs_statvfs(struct nfs_context
*nfs
, const char *path
, struct statvfs
*svfs
)
726 struct sync_cb_data cb_data
;
728 cb_data
.is_finished
= 0;
729 cb_data
.return_data
= svfs
;
731 if (nfs_statvfs_async(nfs
, path
, statvfs_cb
, &cb_data
) != 0) {
732 nfs_set_error(nfs
, "nfs_statvfs_async failed");
736 wait_for_nfs_reply(nfs
, &cb_data
);
738 return cb_data
.status
;
748 static void readlink_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
750 struct sync_cb_data
*cb_data
= private_data
;
752 cb_data
->is_finished
= 1;
753 cb_data
->status
= status
;
756 nfs_set_error(nfs
, "readlink call failed with \"%s\"", (char *)data
);
760 if (strlen(data
) > (size_t)cb_data
->return_int
) {
761 nfs_set_error(nfs
, "Too small buffer for readlink");
762 cb_data
->status
= -ENAMETOOLONG
;
766 memcpy(cb_data
->return_data
, data
, strlen(data
)+1);
769 int nfs_readlink(struct nfs_context
*nfs
, const char *path
, char *buf
, int bufsize
)
771 struct sync_cb_data cb_data
;
773 cb_data
.is_finished
= 0;
774 cb_data
.return_data
= buf
;
775 cb_data
.return_int
= bufsize
;
777 if (nfs_readlink_async(nfs
, path
, readlink_cb
, &cb_data
) != 0) {
778 nfs_set_error(nfs
, "nfs_readlink_async failed");
782 wait_for_nfs_reply(nfs
, &cb_data
);
784 return cb_data
.status
;
792 static void chmod_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
794 struct sync_cb_data
*cb_data
= private_data
;
796 cb_data
->is_finished
= 1;
797 cb_data
->status
= status
;
800 nfs_set_error(nfs
, "chmod call failed with \"%s\"", (char *)data
);
805 int nfs_chmod(struct nfs_context
*nfs
, const char *path
, int mode
)
807 struct sync_cb_data cb_data
;
809 cb_data
.is_finished
= 0;
811 if (nfs_chmod_async(nfs
, path
, mode
, chmod_cb
, &cb_data
) != 0) {
812 nfs_set_error(nfs
, "nfs_chmod_async failed");
816 wait_for_nfs_reply(nfs
, &cb_data
);
818 return cb_data
.status
;
827 static void fchmod_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
829 struct sync_cb_data
*cb_data
= private_data
;
831 cb_data
->is_finished
= 1;
832 cb_data
->status
= status
;
835 nfs_set_error(nfs
, "fchmod call failed with \"%s\"", (char *)data
);
840 int nfs_fchmod(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
)
842 struct sync_cb_data cb_data
;
844 cb_data
.is_finished
= 0;
846 if (nfs_fchmod_async(nfs
, nfsfh
, mode
, fchmod_cb
, &cb_data
) != 0) {
847 nfs_set_error(nfs
, "nfs_fchmod_async failed");
851 wait_for_nfs_reply(nfs
, &cb_data
);
853 return cb_data
.status
;
862 static void chown_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
864 struct sync_cb_data
*cb_data
= private_data
;
866 cb_data
->is_finished
= 1;
867 cb_data
->status
= status
;
870 nfs_set_error(nfs
, "chown call failed with \"%s\"", (char *)data
);
875 int nfs_chown(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
)
877 struct sync_cb_data cb_data
;
879 cb_data
.is_finished
= 0;
881 if (nfs_chown_async(nfs
, path
, uid
, gid
, chown_cb
, &cb_data
) != 0) {
882 nfs_set_error(nfs
, "nfs_chown_async failed");
886 wait_for_nfs_reply(nfs
, &cb_data
);
888 return cb_data
.status
;
894 static void fchown_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
896 struct sync_cb_data
*cb_data
= private_data
;
898 cb_data
->is_finished
= 1;
899 cb_data
->status
= status
;
902 nfs_set_error(nfs
, "fchown call failed with \"%s\"", (char *)data
);
907 int nfs_fchown(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
)
909 struct sync_cb_data cb_data
;
911 cb_data
.is_finished
= 0;
913 if (nfs_fchown_async(nfs
, nfsfh
, uid
, gid
, fchown_cb
, &cb_data
) != 0) {
914 nfs_set_error(nfs
, "nfs_fchown_async failed");
918 wait_for_nfs_reply(nfs
, &cb_data
);
920 return cb_data
.status
;
928 static void utimes_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
930 struct sync_cb_data
*cb_data
= private_data
;
932 cb_data
->is_finished
= 1;
933 cb_data
->status
= status
;
936 nfs_set_error(nfs
, "utimes call failed with \"%s\"", (char *)data
);
941 int nfs_utimes(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
)
943 struct sync_cb_data cb_data
;
945 cb_data
.is_finished
= 0;
947 if (nfs_utimes_async(nfs
, path
, times
, utimes_cb
, &cb_data
) != 0) {
948 nfs_set_error(nfs
, "nfs_utimes_async failed");
952 wait_for_nfs_reply(nfs
, &cb_data
);
954 return cb_data
.status
;
962 static void utime_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
964 struct sync_cb_data
*cb_data
= private_data
;
966 cb_data
->is_finished
= 1;
967 cb_data
->status
= status
;
970 nfs_set_error(nfs
, "utime call failed with \"%s\"", (char *)data
);
975 int nfs_utime(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
)
977 struct sync_cb_data cb_data
;
979 cb_data
.is_finished
= 0;
981 if (nfs_utime_async(nfs
, path
, times
, utime_cb
, &cb_data
) != 0) {
982 nfs_set_error(nfs
, "nfs_utimes_async failed");
986 wait_for_nfs_reply(nfs
, &cb_data
);
988 return cb_data
.status
;
997 static void access_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
999 struct sync_cb_data
*cb_data
= private_data
;
1001 cb_data
->is_finished
= 1;
1002 cb_data
->status
= status
;
1005 nfs_set_error(nfs
, "access call failed with \"%s\"", (char *)data
);
1010 int nfs_access(struct nfs_context
*nfs
, const char *path
, int mode
)
1012 struct sync_cb_data cb_data
;
1014 cb_data
.is_finished
= 0;
1016 if (nfs_access_async(nfs
, path
, mode
, access_cb
, &cb_data
) != 0) {
1017 nfs_set_error(nfs
, "nfs_access_async failed");
1021 wait_for_nfs_reply(nfs
, &cb_data
);
1023 return cb_data
.status
;
1031 static void symlink_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
1033 struct sync_cb_data
*cb_data
= private_data
;
1035 cb_data
->is_finished
= 1;
1036 cb_data
->status
= status
;
1039 nfs_set_error(nfs
, "symlink call failed with \"%s\"", (char *)data
);
1044 int nfs_symlink(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
)
1046 struct sync_cb_data cb_data
;
1048 cb_data
.is_finished
= 0;
1050 if (nfs_symlink_async(nfs
, oldpath
, newpath
, symlink_cb
, &cb_data
) != 0) {
1051 nfs_set_error(nfs
, "nfs_symlink_async failed");
1055 wait_for_nfs_reply(nfs
, &cb_data
);
1057 return cb_data
.status
;
1065 static void rename_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
1067 struct sync_cb_data
*cb_data
= private_data
;
1069 cb_data
->is_finished
= 1;
1070 cb_data
->status
= status
;
1073 nfs_set_error(nfs
, "rename call failed with \"%s\"", (char *)data
);
1078 int nfs_rename(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
)
1080 struct sync_cb_data cb_data
;
1082 cb_data
.is_finished
= 0;
1084 if (nfs_rename_async(nfs
, oldpath
, newpath
, rename_cb
, &cb_data
) != 0) {
1085 nfs_set_error(nfs
, "nfs_rename_async failed");
1089 wait_for_nfs_reply(nfs
, &cb_data
);
1091 return cb_data
.status
;
1099 static void link_cb(int status
, struct nfs_context
*nfs
, void *data
, void *private_data
)
1101 struct sync_cb_data
*cb_data
= private_data
;
1103 cb_data
->is_finished
= 1;
1104 cb_data
->status
= status
;
1107 nfs_set_error(nfs
, "link call failed with \"%s\"", (char *)data
);
1112 int nfs_link(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
)
1114 struct sync_cb_data cb_data
;
1116 cb_data
.is_finished
= 0;
1118 if (nfs_link_async(nfs
, oldpath
, newpath
, link_cb
, &cb_data
) != 0) {
1119 nfs_set_error(nfs
, "nfs_link_async failed");
1123 wait_for_nfs_reply(nfs
, &cb_data
);
1125 return cb_data
.status
;
1128 void mount_getexports_cb(struct rpc_context
*mount_context
, int status
, void *data
, void *private_data
)
1130 struct sync_cb_data
*cb_data
= private_data
;
1131 exports export
= *(exports
*)data
;
1133 cb_data
->is_finished
= 1;
1134 cb_data
->status
= status
;
1135 cb_data
->return_data
= NULL
;
1138 rpc_set_error(mount_context
, "mount/export call failed with \"%s\"", (char *)data
);
1142 while (export
!= NULL
) {
1145 new_export
= malloc(sizeof(*new_export
));
1146 memset(new_export
, 0, sizeof(*new_export
));
1147 new_export
->ex_dir
= strdup(export
->ex_dir
);
1148 new_export
->ex_next
= cb_data
->return_data
;
1150 cb_data
->return_data
= new_export
;
1152 export
= export
->ex_next
;
1156 struct exportnode
*mount_getexports(const char *server
)
1158 struct sync_cb_data cb_data
;
1159 struct rpc_context
*rpc
;
1162 cb_data
.is_finished
= 0;
1163 cb_data
.return_data
= NULL
;
1165 rpc
= rpc_init_context();
1166 if (mount_getexports_async(rpc
, server
, mount_getexports_cb
, &cb_data
) != 0) {
1167 rpc_destroy_context(rpc
);
1171 wait_for_reply(rpc
, &cb_data
);
1172 rpc_destroy_context(rpc
);
1174 return cb_data
.return_data
;
1177 void mount_free_export_list(struct exportnode
*exports
)
1179 struct exportnode
*tmp
;
1181 while ((tmp
= exports
)) {
1182 exports
= exports
->ex_next
;
1191 void free_nfs_srvr_list(struct nfs_server_list
*srv
)
1193 while (srv
!= NULL
) {
1194 struct nfs_server_list
*next
= srv
->next
;
1202 struct nfs_list_data
{
1204 struct nfs_server_list
*srvrs
;
1207 void callit_cb(struct rpc_context
*rpc
, int status
, void *data _U_
, void *private_data
)
1209 struct nfs_list_data
*srv_data
= private_data
;
1210 struct sockaddr
*sin
;
1212 struct nfs_server_list
*srvr
;
1214 if (status
== RPC_STATUS_CANCEL
) {
1218 srv_data
->status
= -1;
1222 sin
= rpc_get_recv_sockaddr(rpc
);
1224 rpc_set_error(rpc
, "failed to get sockaddr in CALLIT callback");
1225 srv_data
->status
= -1;
1229 if (getnameinfo(sin
, sizeof(struct sockaddr_in
), &hostdd
[0], sizeof(hostdd
), NULL
, 0, NI_NUMERICHOST
) < 0) {
1230 rpc_set_error(rpc
, "getnameinfo failed in CALLIT callback");
1231 srv_data
->status
= -1;
1235 /* check for dupes */
1236 for (srvr
= srv_data
->srvrs
; srvr
; srvr
= srvr
->next
) {
1237 if (!strcmp(hostdd
, srvr
->addr
)) {
1242 srvr
= malloc(sizeof(struct nfs_server_list
));
1244 rpc_set_error(rpc
, "Malloc failed when allocating server structure");
1245 srv_data
->status
= -1;
1249 srvr
->addr
= strdup(hostdd
);
1250 if (srvr
->addr
== NULL
) {
1251 rpc_set_error(rpc
, "Strdup failed when allocating server structure");
1253 srv_data
->status
= -1;
1257 srvr
->next
= srv_data
->srvrs
;
1258 srv_data
->srvrs
= srvr
;
1261 static int send_nfsd_probes(struct rpc_context
*rpc
, struct ifconf
*ifc
, struct nfs_list_data
*data
)
1265 for (ptr
=(char *)(ifc
->ifc_buf
); ptr
< (char *)(ifc
->ifc_buf
) + ifc
->ifc_len
; ) {
1269 ifr
= (struct ifreq
*)ptr
;
1270 #ifdef HAVE_SOCKADDR_LEN
1271 if (ifr
->ifr_addr
.sa_len
> sizeof(struct sockaddr
)) {
1272 ptr
+= sizeof(ifr
->ifr_name
) + ifr
->ifr_addr
.sa_len
;
1274 ptr
+= sizeof(ifr
->ifr_name
) + sizeof(struct sockaddr
);
1277 ptr
+= sizeof(struct ifreq
);
1280 if (ifr
->ifr_addr
.sa_family
!= AF_INET
) {
1283 if (ioctl(rpc_get_fd(rpc
), SIOCGIFFLAGS
, ifr
) < 0) {
1286 if (!(ifr
->ifr_flags
& IFF_UP
)) {
1289 if (ifr
->ifr_flags
& IFF_LOOPBACK
) {
1292 if (!(ifr
->ifr_flags
& IFF_BROADCAST
)) {
1295 if (ioctl(rpc_get_fd(rpc
), SIOCGIFBRDADDR
, ifr
) < 0) {
1298 if (getnameinfo(&ifr
->ifr_broadaddr
, sizeof(struct sockaddr_in
), &bcdd
[0], sizeof(bcdd
), NULL
, 0, NI_NUMERICHOST
) < 0) {
1301 if (rpc_set_udp_destination(rpc
, bcdd
, 111, 1) < 0) {
1305 if (rpc_pmap_callit_async(rpc
, MOUNT_PROGRAM
, 2, 0, NULL
, 0, callit_cb
, data
) < 0) {
1313 struct nfs_server_list
*nfs_find_local_servers(void)
1315 struct rpc_context
*rpc
;
1316 struct nfs_list_data data
= {0, NULL
};
1317 struct timeval tv_start
, tv_current
;
1322 rpc
= rpc_init_udp_context();
1327 if (rpc_bind_udp(rpc
, "0.0.0.0", 0) < 0) {
1328 rpc_destroy_context(rpc
);
1333 /* get list of all interfaces */
1334 size
= sizeof(struct ifreq
);
1338 while(ifc
.ifc_len
> (size
- sizeof(struct ifreq
))) {
1343 ifc
.ifc_buf
= malloc(size
);
1344 memset(ifc
.ifc_buf
, 0, size
);
1345 if (ioctl(rpc_get_fd(rpc
), SIOCGIFCONF
, (caddr_t
)&ifc
) < 0) {
1346 rpc_destroy_context(rpc
);
1352 for (loop
=0; loop
<3; loop
++) {
1353 if (send_nfsd_probes(rpc
, &ifc
, &data
) != 0) {
1354 rpc_destroy_context(rpc
);
1359 gettimeofday(&tv_start
, NULL
);
1363 pfd
.fd
= rpc_get_fd(rpc
);
1364 pfd
.events
= rpc_which_events(rpc
);
1366 gettimeofday(&tv_current
, NULL
);
1368 - (tv_current
.tv_sec
*1000 + tv_current
.tv_usec
/ 1000)
1369 + (tv_start
.tv_sec
*1000 + tv_start
.tv_usec
/ 1000);
1371 if (poll(&pfd
, 1, mpt
) < 0) {
1372 free_nfs_srvr_list(data
.srvrs
);
1373 rpc_destroy_context(rpc
);
1376 if (pfd
.revents
== 0) {
1380 if (rpc_service(rpc
, pfd
.revents
) < 0) {
1387 rpc_destroy_context(rpc
);
1389 if (data
.status
!= 0) {
1390 free_nfs_srvr_list(data
.srvrs
);