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
28 #include <sys/types.h>
30 #include <sys/statvfs.h>
35 #include "libnfs-raw.h"
36 #include "libnfs-raw-mount.h"
37 #include "libnfs-raw-nfs.h"
38 #include "libnfs-private.h"
41 struct nfsdirent
*entries
;
42 struct nfsdirent
*current
;
52 struct rpc_context
*rpc
;
55 struct nfs_fh3 rootfh
;
60 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
62 while (nfsdir
->entries
) {
63 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
64 if (nfsdir
->entries
->name
!= NULL
) {
65 free(nfsdir
->entries
->name
);
67 free(nfsdir
->entries
);
68 nfsdir
->entries
= dirent
;
74 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
77 struct nfs_context
*nfs
;
79 char *saved_path
, *path
;
84 continue_func continue_cb
;
86 void (*free_continue_data
)(void *);
91 /* for multi-read/write calls. */
95 off_t start_offset
, max_offset
;
100 struct nfs_cb_data
*data
;
105 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
108 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
110 rpc_set_auth(nfs
->rpc
, auth
);
113 int nfs_get_fd(struct nfs_context
*nfs
)
115 return rpc_get_fd(nfs
->rpc
);
118 int nfs_which_events(struct nfs_context
*nfs
)
120 return rpc_which_events(nfs
->rpc
);
123 int nfs_service(struct nfs_context
*nfs
, int revents
)
125 return rpc_service(nfs
->rpc
, revents
);
128 char *nfs_get_error(struct nfs_context
*nfs
)
130 return rpc_get_error(nfs
->rpc
);
133 struct nfs_context
*nfs_init_context(void)
135 struct nfs_context
*nfs
;
137 nfs
= malloc(sizeof(struct nfs_context
));
141 nfs
->rpc
= rpc_init_context();
142 if (nfs
->rpc
== NULL
) {
150 nfs
->rootfh
.data
.data_len
= 0;
151 nfs
->rootfh
.data
.data_val
= NULL
;
156 void nfs_destroy_context(struct nfs_context
*nfs
)
158 rpc_destroy_context(nfs
->rpc
);
171 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
172 free(nfs
->rootfh
.data
.data_val
);
173 nfs
->rootfh
.data
.data_val
= NULL
;
179 void free_nfs_cb_data(struct nfs_cb_data
*data
)
181 if (data
->saved_path
!= NULL
) {
182 free(data
->saved_path
);
183 data
->saved_path
= NULL
;
186 if (data
->continue_data
!= NULL
) {
187 data
->free_continue_data(data
->continue_data
);
188 data
->continue_data
= NULL
;
191 if (data
->fh
.data
.data_val
!= NULL
) {
192 free(data
->fh
.data
.data_val
);
193 data
->fh
.data
.data_val
= NULL
;
196 if (data
->buffer
!= NULL
) {
208 static void nfs_mount_10_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
210 struct nfs_cb_data
*data
= private_data
;
211 struct nfs_context
*nfs
= data
->nfs
;
213 if (status
== RPC_STATUS_ERROR
) {
214 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
215 free_nfs_cb_data(data
);
218 if (status
== RPC_STATUS_CANCEL
) {
219 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
220 free_nfs_cb_data(data
);
224 data
->cb(0, nfs
, NULL
, data
->private_data
);
225 free_nfs_cb_data(data
);
228 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
230 struct nfs_cb_data
*data
= private_data
;
231 struct nfs_context
*nfs
= data
->nfs
;
232 FSINFO3res
*res
= command_data
;
234 if (status
== RPC_STATUS_ERROR
) {
235 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
236 free_nfs_cb_data(data
);
239 if (status
== RPC_STATUS_CANCEL
) {
240 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
241 free_nfs_cb_data(data
);
245 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
246 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
248 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
249 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
250 free_nfs_cb_data(data
);
255 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
257 struct nfs_cb_data
*data
= private_data
;
258 struct nfs_context
*nfs
= data
->nfs
;
260 if (status
== RPC_STATUS_ERROR
) {
261 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
262 free_nfs_cb_data(data
);
265 if (status
== RPC_STATUS_CANCEL
) {
266 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
267 free_nfs_cb_data(data
);
271 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
272 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
273 free_nfs_cb_data(data
);
279 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
281 struct nfs_cb_data
*data
= private_data
;
282 struct nfs_context
*nfs
= data
->nfs
;
284 if (status
== RPC_STATUS_ERROR
) {
285 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
286 free_nfs_cb_data(data
);
289 if (status
== RPC_STATUS_CANCEL
) {
290 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
291 free_nfs_cb_data(data
);
295 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
296 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
297 free_nfs_cb_data(data
);
303 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
305 struct nfs_cb_data
*data
= private_data
;
306 struct nfs_context
*nfs
= data
->nfs
;
309 if (status
== RPC_STATUS_ERROR
) {
310 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
311 free_nfs_cb_data(data
);
314 if (status
== RPC_STATUS_CANCEL
) {
315 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
316 free_nfs_cb_data(data
);
321 if (res
->fhs_status
!= MNT3_OK
) {
322 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
));
323 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
324 free_nfs_cb_data(data
);
328 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
329 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
330 if (nfs
->rootfh
.data
.data_val
== NULL
) {
331 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
332 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
333 free_nfs_cb_data(data
);
336 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
338 rpc_disconnect(rpc
, "normal disconnect");
339 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
340 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
341 free_nfs_cb_data(data
);
347 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
349 struct nfs_cb_data
*data
= private_data
;
350 struct nfs_context
*nfs
= data
->nfs
;
352 if (status
== RPC_STATUS_ERROR
) {
353 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
354 free_nfs_cb_data(data
);
357 if (status
== RPC_STATUS_CANCEL
) {
358 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
359 free_nfs_cb_data(data
);
363 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
364 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
365 free_nfs_cb_data(data
);
370 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
372 struct nfs_cb_data
*data
= private_data
;
373 struct nfs_context
*nfs
= data
->nfs
;
375 if (status
== RPC_STATUS_ERROR
) {
376 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
377 free_nfs_cb_data(data
);
380 if (status
== RPC_STATUS_CANCEL
) {
381 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
382 free_nfs_cb_data(data
);
386 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
387 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
388 free_nfs_cb_data(data
);
393 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
395 struct nfs_cb_data
*data
= private_data
;
396 struct nfs_context
*nfs
= data
->nfs
;
399 if (status
== RPC_STATUS_ERROR
) {
400 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
401 free_nfs_cb_data(data
);
404 if (status
== RPC_STATUS_CANCEL
) {
405 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
406 free_nfs_cb_data(data
);
410 mount_port
= *(uint32_t *)command_data
;
411 if (mount_port
== 0) {
412 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
413 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
414 free_nfs_cb_data(data
);
418 rpc_disconnect(rpc
, "normal disconnect");
419 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
420 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
421 free_nfs_cb_data(data
);
427 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
429 struct nfs_cb_data
*data
= private_data
;
430 struct nfs_context
*nfs
= data
->nfs
;
432 if (status
== RPC_STATUS_ERROR
) {
433 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
434 free_nfs_cb_data(data
);
437 if (status
== RPC_STATUS_CANCEL
) {
438 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
439 free_nfs_cb_data(data
);
443 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_3_cb
, private_data
) != 0) {
444 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
445 free_nfs_cb_data(data
);
450 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
452 struct nfs_cb_data
*data
= private_data
;
453 struct nfs_context
*nfs
= data
->nfs
;
455 if (status
== RPC_STATUS_ERROR
) {
456 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
457 free_nfs_cb_data(data
);
460 if (status
== RPC_STATUS_CANCEL
) {
461 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
462 free_nfs_cb_data(data
);
466 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
467 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
468 free_nfs_cb_data(data
);
474 * Async call for mounting an nfs share and geting the root filehandle
476 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
478 struct nfs_cb_data
*data
;
479 char *new_server
, *new_export
;
481 data
= malloc(sizeof(struct nfs_cb_data
));
483 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
486 bzero(data
, sizeof(struct nfs_cb_data
));
487 new_server
= strdup(server
);
488 new_export
= strdup(export
);
489 if (nfs
->server
!= NULL
) {
493 nfs
->server
= new_server
;
494 if (nfs
->export
!= NULL
) {
498 nfs
->export
= new_export
;
501 data
->private_data
= private_data
;
503 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
504 rpc_set_error(nfs
->rpc
, "Failed to start connection");
505 free_nfs_cb_data(data
);
515 * Functions to first look up a path, component by component, and then finally call a specific function once
516 * the filehandle for the final component is found.
518 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
520 struct nfs_cb_data
*data
= private_data
;
521 struct nfs_context
*nfs
= data
->nfs
;
524 if (status
== RPC_STATUS_ERROR
) {
525 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
526 free_nfs_cb_data(data
);
529 if (status
== RPC_STATUS_CANCEL
) {
530 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
531 free_nfs_cb_data(data
);
536 if (res
->status
!= NFS3_OK
) {
537 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
));
538 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
539 free_nfs_cb_data(data
);
543 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
544 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
545 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
546 free_nfs_cb_data(data
);
551 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
555 while (*data
->path
== '/') {
560 str
= strchr(path
, '/');
565 while (*data
->path
!= 0) {
571 data
->fh
.data
.data_len
= fh
->data
.data_len
;
572 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
573 if (data
->fh
.data
.data_val
== NULL
) {
574 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
575 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
576 free_nfs_cb_data(data
);
579 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
580 data
->continue_cb(nfs
, data
);
584 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
585 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
586 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
587 free_nfs_cb_data(data
);
593 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
)
595 struct nfs_cb_data
*data
;
597 if (path
[0] != '/') {
598 rpc_set_error(nfs
->rpc
, "Pathname is not absulute %s", path
);
602 data
= malloc(sizeof(struct nfs_cb_data
));
604 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
607 bzero(data
, sizeof(struct nfs_cb_data
));
610 data
->continue_cb
= continue_cb
;
611 data
->continue_data
= continue_data
;
612 data
->free_continue_data
= free_continue_data
;
613 data
->continue_int
= continue_int
;
614 data
->private_data
= private_data
;
615 data
->saved_path
= strdup(path
);
616 if (data
->saved_path
== NULL
) {
617 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
618 free_nfs_cb_data(data
);
621 data
->path
= data
->saved_path
;
623 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
624 /* return 0 here since the callback will be invoked if there is a failure */
637 static void nfs_stat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
640 struct nfs_cb_data
*data
= private_data
;
641 struct nfs_context
*nfs
= data
->nfs
;
644 if (status
== RPC_STATUS_ERROR
) {
645 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
646 free_nfs_cb_data(data
);
649 if (status
== RPC_STATUS_CANCEL
) {
650 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
651 free_nfs_cb_data(data
);
656 if (res
->status
!= NFS3_OK
) {
657 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
));
658 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
659 free_nfs_cb_data(data
);
664 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
665 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
666 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
667 st
.st_mode
|= S_IFDIR
;
669 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
670 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
671 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
673 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
675 st
.st_blksize
= 4096;
676 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
678 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
679 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
680 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
682 data
->cb(0, nfs
, &st
, data
->private_data
);
683 free_nfs_cb_data(data
);
686 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
688 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
689 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
690 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
691 free_nfs_cb_data(data
);
697 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
699 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
700 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
714 static void nfs_open_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
717 struct nfs_cb_data
*data
= private_data
;
718 struct nfs_context
*nfs
= data
->nfs
;
720 unsigned int nfsmode
= 0;
722 if (status
== RPC_STATUS_ERROR
) {
723 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
724 free_nfs_cb_data(data
);
727 if (status
== RPC_STATUS_CANCEL
) {
728 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
729 free_nfs_cb_data(data
);
734 if (res
->status
!= NFS3_OK
) {
735 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
));
736 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
737 free_nfs_cb_data(data
);
741 if (data
->continue_int
& O_WRONLY
) {
742 nfsmode
|= ACCESS3_MODIFY
;
744 if (data
->continue_int
& O_RDWR
) {
745 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
747 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
748 nfsmode
|= ACCESS3_READ
;
752 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
753 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
754 nfsmode
&ACCESS3_READ
?'r':'-',
755 nfsmode
&ACCESS3_MODIFY
?'w':'-',
756 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
757 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
758 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
759 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
760 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
761 free_nfs_cb_data(data
);
765 nfsfh
= malloc(sizeof(struct nfsfh
));
767 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
768 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
769 free_nfs_cb_data(data
);
772 bzero(nfsfh
, sizeof(struct nfsfh
));
774 if (data
->continue_int
& O_SYNC
) {
778 /* steal the filehandle */
779 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
780 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
781 data
->fh
.data
.data_val
= NULL
;
783 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
784 free_nfs_cb_data(data
);
787 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
791 if (data
->continue_int
& O_WRONLY
) {
792 nfsmode
|= ACCESS3_MODIFY
;
794 if (data
->continue_int
& O_RDWR
) {
795 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
797 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
798 nfsmode
|= ACCESS3_READ
;
801 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
802 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
803 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
804 free_nfs_cb_data(data
);
810 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
812 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
813 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
827 static void nfs_pread_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
829 struct nfs_cb_data
*data
= private_data
;
830 struct nfs_context
*nfs
= data
->nfs
;
833 if (status
== RPC_STATUS_ERROR
) {
834 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
835 free_nfs_cb_data(data
);
838 if (status
== RPC_STATUS_CANCEL
) {
839 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
840 free_nfs_cb_data(data
);
845 if (res
->status
!= NFS3_OK
) {
846 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
847 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
848 free_nfs_cb_data(data
);
852 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
853 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
854 free_nfs_cb_data(data
);
857 static void nfs_pread_mcb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
859 struct nfs_mcb_data
*mdata
= private_data
;
860 struct nfs_cb_data
*data
= mdata
->data
;
861 struct nfs_context
*nfs
= data
->nfs
;
866 if (status
== RPC_STATUS_ERROR
) {
867 /* flag the failure but do not invoke callback until we have received all responses */
870 if (status
== RPC_STATUS_CANCEL
) {
871 /* flag the cancellation but do not invoke callback until we have received all responses */
875 /* reassemble the data into the buffer */
876 if (status
== RPC_STATUS_SUCCESS
) {
878 if (res
->status
!= NFS3_OK
) {
879 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
882 if (res
->READ3res_u
.resok
.count
> 0) {
883 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
884 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
885 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
891 if (data
->num_calls
> 0) {
892 /* still waiting for more replies */
897 if (data
->error
!= 0) {
898 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
899 free_nfs_cb_data(data
);
903 if (data
->cancel
!= 0) {
904 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
905 free_nfs_cb_data(data
);
910 data
->nfsfh
->offset
= data
->max_offset
;
911 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
913 free_nfs_cb_data(data
);
917 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
919 struct nfs_cb_data
*data
;
921 data
= malloc(sizeof(struct nfs_cb_data
));
923 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
926 bzero(data
, sizeof(struct nfs_cb_data
));
929 data
->private_data
= private_data
;
932 nfsfh
->offset
= offset
;
934 if (count
<= nfs_get_readmax(nfs
)) {
935 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
936 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
937 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
938 free_nfs_cb_data(data
);
944 /* trying to read more than maximum server read size, we has to chop it up into smaller
945 * reads and collect into a reassembly buffer.
946 * we send all reads in parallell so that performance is still good.
948 data
->max_offset
= offset
;
949 data
->start_offset
= offset
;
951 data
->buffer
= malloc(count
);
952 if (data
->buffer
== NULL
) {
953 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
954 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
955 free_nfs_cb_data(data
);
960 size_t readcount
= count
;
961 struct nfs_mcb_data
*mdata
;
963 if (readcount
> nfs_get_readmax(nfs
)) {
964 readcount
= nfs_get_readmax(nfs
);
967 mdata
= malloc(sizeof(struct nfs_mcb_data
));
969 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
972 bzero(mdata
, sizeof(struct nfs_mcb_data
));
974 mdata
->offset
= offset
;
975 mdata
->count
= readcount
;
976 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
977 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
978 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
994 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
996 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1004 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1006 struct nfs_cb_data
*data
= private_data
;
1007 struct nfs_context
*nfs
= data
->nfs
;
1010 if (status
== RPC_STATUS_ERROR
) {
1011 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1012 free_nfs_cb_data(data
);
1015 if (status
== RPC_STATUS_CANCEL
) {
1016 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1017 free_nfs_cb_data(data
);
1022 if (res
->status
!= NFS3_OK
) {
1023 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1024 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1025 free_nfs_cb_data(data
);
1029 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1030 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1031 free_nfs_cb_data(data
);
1034 int nfs_pwrite_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1036 struct nfs_cb_data
*data
;
1038 data
= malloc(sizeof(struct nfs_cb_data
));
1040 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1043 bzero(data
, sizeof(struct nfs_cb_data
));
1046 data
->private_data
= private_data
;
1047 data
->nfsfh
= nfsfh
;
1049 nfsfh
->offset
= offset
;
1050 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1051 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1052 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1053 free_nfs_cb_data(data
);
1062 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1064 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1074 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1076 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1077 free(nfsfh
->fh
.data
.data_val
);
1078 nfsfh
->fh
.data
.data_val
= NULL
;
1082 cb(0, nfs
, NULL
, private_data
);
1093 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1095 struct nfs_cb_data
*data
;
1097 data
= malloc(sizeof(struct nfs_cb_data
));
1099 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1102 bzero(data
, sizeof(struct nfs_cb_data
));
1105 data
->private_data
= private_data
;
1107 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1108 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1109 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1110 free_nfs_cb_data(data
);
1121 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1123 struct nfs_cb_data
*data
= private_data
;
1124 struct nfs_context
*nfs
= data
->nfs
;
1127 if (status
== RPC_STATUS_ERROR
) {
1128 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1129 free_nfs_cb_data(data
);
1132 if (status
== RPC_STATUS_CANCEL
) {
1133 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1134 free_nfs_cb_data(data
);
1139 if (res
->status
!= NFS3_OK
) {
1140 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1141 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1142 free_nfs_cb_data(data
);
1146 data
->cb(0, nfs
, NULL
, data
->private_data
);
1147 free_nfs_cb_data(data
);
1150 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1152 struct nfs_cb_data
*data
;
1154 data
= malloc(sizeof(struct nfs_cb_data
));
1156 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1159 bzero(data
, sizeof(struct nfs_cb_data
));
1162 data
->private_data
= private_data
;
1164 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1165 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1166 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1167 free_nfs_cb_data(data
);
1179 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1181 struct nfs_cb_data
*data
= private_data
;
1182 struct nfs_context
*nfs
= data
->nfs
;
1185 if (status
== RPC_STATUS_ERROR
) {
1186 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1187 free_nfs_cb_data(data
);
1190 if (status
== RPC_STATUS_CANCEL
) {
1191 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1192 free_nfs_cb_data(data
);
1197 if (res
->status
!= NFS3_OK
) {
1198 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1199 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1200 free_nfs_cb_data(data
);
1204 data
->cb(0, nfs
, NULL
, data
->private_data
);
1205 free_nfs_cb_data(data
);
1208 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1210 struct nfs_cb_data
*data
;
1213 data
= malloc(sizeof(struct nfs_cb_data
));
1215 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1218 bzero(data
, sizeof(struct nfs_cb_data
));
1221 data
->private_data
= private_data
;
1223 bzero(&args
, sizeof(SETATTR3args
));
1224 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1225 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1226 args
.new_attributes
.size
.set_it
= 1;
1227 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1229 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1230 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1231 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1232 free_nfs_cb_data(data
);
1242 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1244 off_t offset
= data
->continue_int
;
1247 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1248 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1250 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1251 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1252 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1253 free_nfs_cb_data(data
);
1256 free_nfs_cb_data(data
);
1260 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1266 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1267 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1280 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1283 struct nfs_cb_data
*data
= private_data
;
1284 struct nfs_context
*nfs
= data
->nfs
;
1285 char *str
= data
->continue_data
;
1287 str
= &str
[strlen(str
) + 1];
1289 if (status
== RPC_STATUS_ERROR
) {
1290 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1291 free_nfs_cb_data(data
);
1294 if (status
== RPC_STATUS_CANCEL
) {
1295 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1296 free_nfs_cb_data(data
);
1301 if (res
->status
!= NFS3_OK
) {
1302 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
));
1303 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1304 free_nfs_cb_data(data
);
1308 data
->cb(0, nfs
, NULL
, data
->private_data
);
1309 free_nfs_cb_data(data
);
1312 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1314 char *str
= data
->continue_data
;
1316 str
= &str
[strlen(str
) + 1];
1318 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1319 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1320 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1321 free_nfs_cb_data(data
);
1327 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1332 new_path
= strdup(path
);
1333 if (new_path
== NULL
) {
1334 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1338 ptr
= strrchr(new_path
, '/');
1340 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1345 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1346 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1347 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1361 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1364 struct nfs_cb_data
*data
= private_data
;
1365 struct nfs_context
*nfs
= data
->nfs
;
1366 char *str
= data
->continue_data
;
1368 str
= &str
[strlen(str
) + 1];
1370 if (status
== RPC_STATUS_ERROR
) {
1371 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1372 free_nfs_cb_data(data
);
1375 if (status
== RPC_STATUS_CANCEL
) {
1376 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1377 free_nfs_cb_data(data
);
1382 if (res
->status
!= NFS3_OK
) {
1383 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
));
1384 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1385 free_nfs_cb_data(data
);
1389 data
->cb(0, nfs
, NULL
, data
->private_data
);
1390 free_nfs_cb_data(data
);
1393 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1395 char *str
= data
->continue_data
;
1397 str
= &str
[strlen(str
) + 1];
1399 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1400 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1401 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1402 free_nfs_cb_data(data
);
1408 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1413 new_path
= strdup(path
);
1414 if (new_path
== NULL
) {
1415 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1419 ptr
= strrchr(new_path
, '/');
1421 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1426 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1427 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1428 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1441 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1444 struct nfs_cb_data
*data
= private_data
;
1445 struct nfs_context
*nfs
= data
->nfs
;
1446 struct nfsfh
*nfsfh
;
1447 char *str
= data
->continue_data
;
1449 if (status
== RPC_STATUS_ERROR
) {
1450 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1451 free_nfs_cb_data(data
);
1454 if (status
== RPC_STATUS_CANCEL
) {
1455 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1456 free_nfs_cb_data(data
);
1460 str
= &str
[strlen(str
) + 1];
1462 if (res
->status
!= NFS3_OK
) {
1463 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
));
1464 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1469 nfsfh
= malloc(sizeof(struct nfsfh
));
1470 if (nfsfh
== NULL
) {
1471 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1472 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1473 free_nfs_cb_data(data
);
1476 bzero(nfsfh
, sizeof(struct nfsfh
));
1478 /* steal the filehandle */
1479 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1480 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1481 data
->fh
.data
.data_val
= NULL
;
1483 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1484 free_nfs_cb_data(data
);
1489 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1492 struct nfs_cb_data
*data
= private_data
;
1493 struct nfs_context
*nfs
= data
->nfs
;
1494 char *str
= data
->continue_data
;
1496 if (status
== RPC_STATUS_ERROR
) {
1497 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1498 free_nfs_cb_data(data
);
1501 if (status
== RPC_STATUS_CANCEL
) {
1502 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1503 free_nfs_cb_data(data
);
1507 str
= &str
[strlen(str
) + 1];
1509 if (res
->status
!= NFS3_OK
) {
1510 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
));
1511 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1516 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1517 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1518 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1519 free_nfs_cb_data(data
);
1525 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1527 char *str
= data
->continue_data
;
1529 str
= &str
[strlen(str
) + 1];
1531 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1532 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1533 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1534 free_nfs_cb_data(data
);
1540 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1545 new_path
= strdup(path
);
1546 if (new_path
== NULL
) {
1547 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1551 ptr
= strrchr(new_path
, '/');
1553 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1558 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1559 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1560 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1573 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1576 struct nfs_cb_data
*data
= private_data
;
1577 struct nfs_context
*nfs
= data
->nfs
;
1578 char *str
= data
->continue_data
;
1580 str
= &str
[strlen(str
) + 1];
1582 if (status
== RPC_STATUS_ERROR
) {
1583 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1584 free_nfs_cb_data(data
);
1587 if (status
== RPC_STATUS_CANCEL
) {
1588 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1589 free_nfs_cb_data(data
);
1594 if (res
->status
!= NFS3_OK
) {
1595 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
));
1596 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1597 free_nfs_cb_data(data
);
1601 data
->cb(0, nfs
, NULL
, data
->private_data
);
1602 free_nfs_cb_data(data
);
1605 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1607 char *str
= data
->continue_data
;
1609 str
= &str
[strlen(str
) + 1];
1611 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1612 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1613 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1614 free_nfs_cb_data(data
);
1620 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1625 new_path
= strdup(path
);
1626 if (new_path
== NULL
) {
1627 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1631 ptr
= strrchr(new_path
, '/');
1633 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1638 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1639 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1640 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1654 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1657 struct nfs_cb_data
*data
= private_data
;
1658 struct nfs_context
*nfs
= data
->nfs
;
1659 struct nfsdir
*nfsdir
= data
->continue_data
;;
1660 struct entry3
*entry
;
1663 if (status
== RPC_STATUS_ERROR
) {
1664 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1665 nfs_free_nfsdir(nfsdir
);
1666 data
->continue_data
= NULL
;
1667 free_nfs_cb_data(data
);
1670 if (status
== RPC_STATUS_CANCEL
) {
1671 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1672 nfs_free_nfsdir(nfsdir
);
1673 data
->continue_data
= NULL
;
1674 free_nfs_cb_data(data
);
1679 if (res
->status
!= NFS3_OK
) {
1680 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
));
1681 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1682 nfs_free_nfsdir(nfsdir
);
1683 data
->continue_data
= NULL
;
1684 free_nfs_cb_data(data
);
1688 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1689 while (entry
!= NULL
) {
1690 struct nfsdirent
*nfsdirent
;
1692 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1693 if (nfsdirent
== NULL
) {
1694 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1695 nfs_free_nfsdir(nfsdir
);
1696 data
->continue_data
= NULL
;
1697 free_nfs_cb_data(data
);
1700 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1701 nfsdirent
->name
= strdup(entry
->name
);
1702 if (nfsdirent
->name
== NULL
) {
1703 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1704 nfs_free_nfsdir(nfsdir
);
1705 data
->continue_data
= NULL
;
1706 free_nfs_cb_data(data
);
1709 nfsdirent
->inode
= entry
->fileid
;
1710 nfsdirent
->next
= nfsdir
->entries
;
1711 nfsdir
->entries
= nfsdirent
;
1713 cookie
= entry
->cookie
;
1714 entry
= entry
->nextentry
;
1717 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1718 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1719 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1720 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1721 nfs_free_nfsdir(nfsdir
);
1722 data
->continue_data
= NULL
;
1723 free_nfs_cb_data(data
);
1729 /* steal the dirhandle */
1730 data
->continue_data
= NULL
;
1731 nfsdir
->current
= nfsdir
->entries
;
1733 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1734 free_nfs_cb_data(data
);
1737 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1741 bzero(cv
, sizeof(cookieverf3
));
1742 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1743 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1744 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1745 free_nfs_cb_data(data
);
1751 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1753 struct nfsdir
*nfsdir
;
1755 nfsdir
= malloc(sizeof(struct nfsdir
));
1756 if (nfsdir
== NULL
) {
1757 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
1760 bzero(nfsdir
, sizeof(struct nfsdir
));
1762 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1763 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1771 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1773 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1775 if (nfsdir
->current
!= NULL
) {
1776 nfsdir
->current
= nfsdir
->current
->next
;
1782 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1784 nfs_free_nfsdir(nfsdir
);
1796 struct lseek_cb_data
{
1797 struct nfs_context
*nfs
;
1798 struct nfsfh
*nfsfh
;
1804 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1807 struct lseek_cb_data
*data
= private_data
;
1808 struct nfs_context
*nfs
= data
->nfs
;
1810 if (status
== RPC_STATUS_ERROR
) {
1811 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1815 if (status
== RPC_STATUS_CANCEL
) {
1816 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1822 if (res
->status
!= NFS3_OK
) {
1823 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1824 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1829 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1830 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1834 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1836 struct lseek_cb_data
*data
;
1838 if (whence
== SEEK_SET
) {
1839 nfsfh
->offset
= offset
;
1840 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1843 if (whence
== SEEK_CUR
) {
1844 nfsfh
->offset
+= offset
;
1845 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1849 data
= malloc(sizeof(struct lseek_cb_data
));
1851 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1856 data
->nfsfh
= nfsfh
;
1857 data
->offset
= offset
;
1859 data
->private_data
= private_data
;
1861 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1862 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1875 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1878 struct nfs_cb_data
*data
= private_data
;
1879 struct nfs_context
*nfs
= data
->nfs
;
1880 struct statvfs svfs
;
1882 if (status
== RPC_STATUS_ERROR
) {
1883 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1884 free_nfs_cb_data(data
);
1887 if (status
== RPC_STATUS_CANCEL
) {
1888 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1889 free_nfs_cb_data(data
);
1894 if (res
->status
!= NFS3_OK
) {
1895 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
));
1896 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1897 free_nfs_cb_data(data
);
1901 svfs
.f_bsize
= 4096;
1902 svfs
.f_frsize
= 4096;
1903 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1904 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1905 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1906 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1907 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1908 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1911 svfs
.f_namemax
= 256;
1913 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1914 free_nfs_cb_data(data
);
1917 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1919 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1920 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1921 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1922 free_nfs_cb_data(data
);
1928 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1930 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1931 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1944 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1947 struct nfs_cb_data
*data
= private_data
;
1948 struct nfs_context
*nfs
= data
->nfs
;
1950 if (status
== RPC_STATUS_ERROR
) {
1951 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1952 free_nfs_cb_data(data
);
1955 if (status
== RPC_STATUS_CANCEL
) {
1956 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1957 free_nfs_cb_data(data
);
1962 if (res
->status
!= NFS3_OK
) {
1963 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
));
1964 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1965 free_nfs_cb_data(data
);
1970 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1971 free_nfs_cb_data(data
);
1974 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1976 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1977 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1978 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1979 free_nfs_cb_data(data
);
1985 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1987 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1988 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2001 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2003 struct nfs_cb_data
*data
= private_data
;
2004 struct nfs_context
*nfs
= data
->nfs
;
2007 if (status
== RPC_STATUS_ERROR
) {
2008 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2009 free_nfs_cb_data(data
);
2012 if (status
== RPC_STATUS_CANCEL
) {
2013 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2014 free_nfs_cb_data(data
);
2019 if (res
->status
!= NFS3_OK
) {
2020 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2021 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2022 free_nfs_cb_data(data
);
2026 data
->cb(0, nfs
, NULL
, data
->private_data
);
2027 free_nfs_cb_data(data
);
2030 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2034 bzero(&args
, sizeof(SETATTR3args
));
2035 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2036 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2037 args
.new_attributes
.mode
.set_it
= 1;
2038 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2040 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2041 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2042 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2043 free_nfs_cb_data(data
);
2050 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2052 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2053 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2063 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2065 struct nfs_cb_data
*data
;
2067 data
= malloc(sizeof(struct nfs_cb_data
));
2069 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2072 bzero(data
, sizeof(struct nfs_cb_data
));
2075 data
->private_data
= private_data
;
2076 data
->continue_int
= mode
;
2077 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2078 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2079 if (data
->fh
.data
.data_val
== NULL
) {
2080 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2081 free_nfs_cb_data(data
);
2084 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2086 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2087 free_nfs_cb_data(data
);
2099 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2101 struct nfs_cb_data
*data
= private_data
;
2102 struct nfs_context
*nfs
= data
->nfs
;
2105 if (status
== RPC_STATUS_ERROR
) {
2106 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2107 free_nfs_cb_data(data
);
2110 if (status
== RPC_STATUS_CANCEL
) {
2111 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2112 free_nfs_cb_data(data
);
2117 if (res
->status
!= NFS3_OK
) {
2118 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2119 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2120 free_nfs_cb_data(data
);
2124 data
->cb(0, nfs
, NULL
, data
->private_data
);
2125 free_nfs_cb_data(data
);
2128 struct nfs_chown_data
{
2133 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2136 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2138 bzero(&args
, sizeof(SETATTR3args
));
2139 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2140 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2141 if (chown_data
->uid
!= (uid_t
)-1) {
2142 args
.new_attributes
.uid
.set_it
= 1;
2143 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2145 if (chown_data
->gid
!= (gid_t
)-1) {
2146 args
.new_attributes
.gid
.set_it
= 1;
2147 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2150 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2151 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2152 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2153 free_nfs_cb_data(data
);
2160 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2162 struct nfs_chown_data
*chown_data
;
2164 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2165 if (chown_data
== NULL
) {
2166 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2170 chown_data
->uid
= uid
;
2171 chown_data
->gid
= gid
;
2173 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2174 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2185 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2187 struct nfs_cb_data
*data
;
2188 struct nfs_chown_data
*chown_data
;
2190 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2191 if (chown_data
== NULL
) {
2192 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2196 chown_data
->uid
= uid
;
2197 chown_data
->gid
= gid
;
2200 data
= malloc(sizeof(struct nfs_cb_data
));
2202 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2205 bzero(data
, sizeof(struct nfs_cb_data
));
2208 data
->private_data
= private_data
;
2209 data
->continue_data
= chown_data
;
2210 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2211 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2212 if (data
->fh
.data
.data_val
== NULL
) {
2213 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2214 free_nfs_cb_data(data
);
2217 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2220 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2221 free_nfs_cb_data(data
);
2235 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2237 struct nfs_cb_data
*data
= private_data
;
2238 struct nfs_context
*nfs
= data
->nfs
;
2241 if (status
== RPC_STATUS_ERROR
) {
2242 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2243 free_nfs_cb_data(data
);
2246 if (status
== RPC_STATUS_CANCEL
) {
2247 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2248 free_nfs_cb_data(data
);
2253 if (res
->status
!= NFS3_OK
) {
2254 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2255 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2256 free_nfs_cb_data(data
);
2260 data
->cb(0, nfs
, NULL
, data
->private_data
);
2261 free_nfs_cb_data(data
);
2264 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2267 struct timeval
*utimes_data
= data
->continue_data
;
2269 bzero(&args
, sizeof(SETATTR3args
));
2270 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2271 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2272 if (utimes_data
!= NULL
) {
2273 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2274 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2275 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2276 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2277 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2278 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2280 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2281 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2284 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2285 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2286 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2287 free_nfs_cb_data(data
);
2294 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2296 struct timeval
*new_times
= NULL
;
2298 if (times
!= NULL
) {
2299 new_times
= malloc(sizeof(struct timeval
)*2);
2300 if (new_times
== NULL
) {
2301 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2305 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2308 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2309 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2319 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2321 struct timeval
*new_times
= NULL
;
2323 if (times
!= NULL
) {
2324 new_times
= malloc(sizeof(struct timeval
)*2);
2325 if (new_times
== NULL
) {
2326 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2330 new_times
[0].tv_sec
= times
->actime
;
2331 new_times
[0].tv_usec
= 0;
2332 new_times
[1].tv_sec
= times
->modtime
;
2333 new_times
[1].tv_usec
= 0;
2336 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2337 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2351 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2354 struct nfs_cb_data
*data
= private_data
;
2355 struct nfs_context
*nfs
= data
->nfs
;
2356 unsigned int nfsmode
= 0;
2358 if (status
== RPC_STATUS_ERROR
) {
2359 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2360 free_nfs_cb_data(data
);
2363 if (status
== RPC_STATUS_CANCEL
) {
2364 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2365 free_nfs_cb_data(data
);
2370 if (res
->status
!= NFS3_OK
) {
2371 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
));
2372 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2373 free_nfs_cb_data(data
);
2377 if (data
->continue_int
& R_OK
) {
2378 nfsmode
|= ACCESS3_READ
;
2380 if (data
->continue_int
& W_OK
) {
2381 nfsmode
|= ACCESS3_MODIFY
;
2383 if (data
->continue_int
& X_OK
) {
2384 nfsmode
|= ACCESS3_EXECUTE
;
2387 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2388 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2389 nfsmode
&ACCESS3_READ
?'r':'-',
2390 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2391 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2392 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2393 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2394 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2395 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2396 free_nfs_cb_data(data
);
2400 data
->cb(0, nfs
, NULL
, data
->private_data
);
2401 free_nfs_cb_data(data
);
2404 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2408 if (data
->continue_int
& R_OK
) {
2409 nfsmode
|= ACCESS3_READ
;
2411 if (data
->continue_int
& W_OK
) {
2412 nfsmode
|= ACCESS3_MODIFY
;
2414 if (data
->continue_int
& X_OK
) {
2415 nfsmode
|= ACCESS3_EXECUTE
;
2418 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2419 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2420 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2421 free_nfs_cb_data(data
);
2427 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2429 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2430 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2442 struct nfs_symlink_data
{
2444 char *newpathparent
;
2445 char *newpathobject
;
2448 static void free_nfs_symlink_data(void *mem
)
2450 struct nfs_symlink_data
*data
= mem
;
2452 if (data
->oldpath
!= NULL
) {
2453 free(data
->oldpath
);
2455 if (data
->newpathparent
!= NULL
) {
2456 free(data
->newpathparent
);
2458 if (data
->newpathobject
!= NULL
) {
2459 free(data
->newpathobject
);
2464 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2467 struct nfs_cb_data
*data
= private_data
;
2468 struct nfs_context
*nfs
= data
->nfs
;
2469 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2471 if (status
== RPC_STATUS_ERROR
) {
2472 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2473 free_nfs_cb_data(data
);
2476 if (status
== RPC_STATUS_CANCEL
) {
2477 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2478 free_nfs_cb_data(data
);
2483 if (res
->status
!= NFS3_OK
) {
2484 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
));
2485 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2486 free_nfs_cb_data(data
);
2490 data
->cb(0, nfs
, NULL
, data
->private_data
);
2491 free_nfs_cb_data(data
);
2494 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2496 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2498 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2499 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2500 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2501 free_nfs_cb_data(data
);
2507 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2510 struct nfs_symlink_data
*symlink_data
;
2512 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2513 if (symlink_data
== NULL
) {
2514 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
2517 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2519 symlink_data
->oldpath
= strdup(oldpath
);
2520 if (symlink_data
->oldpath
== NULL
) {
2521 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2522 free_nfs_symlink_data(symlink_data
);
2526 symlink_data
->newpathparent
= strdup(newpath
);
2527 if (symlink_data
->newpathparent
== NULL
) {
2528 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2529 free_nfs_symlink_data(symlink_data
);
2533 ptr
= strrchr(symlink_data
->newpathparent
, '/');
2535 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2536 free_nfs_symlink_data(symlink_data
);
2542 symlink_data
->newpathobject
= strdup(ptr
);
2543 if (symlink_data
->newpathobject
== NULL
) {
2544 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2545 free_nfs_symlink_data(symlink_data
);
2549 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2550 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2562 struct nfs_rename_data
{
2565 struct nfs_fh3 olddir
;
2568 struct nfs_fh3 newdir
;
2571 static void free_nfs_rename_data(void *mem
)
2573 struct nfs_rename_data
*data
= mem
;
2575 if (data
->oldpath
!= NULL
) {
2576 free(data
->oldpath
);
2578 if (data
->olddir
.data
.data_val
!= NULL
) {
2579 free(data
->olddir
.data
.data_val
);
2581 if (data
->newpath
!= NULL
) {
2582 free(data
->newpath
);
2584 if (data
->newdir
.data
.data_val
!= NULL
) {
2585 free(data
->newdir
.data
.data_val
);
2590 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2593 struct nfs_cb_data
*data
= private_data
;
2594 struct nfs_context
*nfs
= data
->nfs
;
2595 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2597 if (status
== RPC_STATUS_ERROR
) {
2598 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2599 free_nfs_cb_data(data
);
2602 if (status
== RPC_STATUS_CANCEL
) {
2603 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2604 free_nfs_cb_data(data
);
2609 if (res
->status
!= NFS3_OK
) {
2610 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
));
2611 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2612 free_nfs_cb_data(data
);
2616 data
->cb(0, nfs
, NULL
, data
->private_data
);
2617 free_nfs_cb_data(data
);
2620 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2622 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2624 /* steal the filehandle */
2625 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2626 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2627 data
->fh
.data
.data_val
= NULL
;
2629 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2630 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2631 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2632 free_nfs_cb_data(data
);
2639 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2641 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2643 /* steal the filehandle */
2644 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2645 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2646 data
->fh
.data
.data_val
= NULL
;
2648 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) {
2649 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2650 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2651 free_nfs_cb_data(data
);
2654 data
->continue_data
= NULL
;
2655 free_nfs_cb_data(data
);
2661 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2664 struct nfs_rename_data
*rename_data
;
2666 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2667 if (rename_data
== NULL
) {
2668 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
2671 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2673 rename_data
->oldpath
= strdup(oldpath
);
2674 if (rename_data
->oldpath
== NULL
) {
2675 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2676 free_nfs_rename_data(rename_data
);
2679 ptr
= strrchr(rename_data
->oldpath
, '/');
2681 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2682 free_nfs_rename_data(rename_data
);
2687 rename_data
->oldobject
= ptr
;
2690 rename_data
->newpath
= strdup(newpath
);
2691 if (rename_data
->newpath
== NULL
) {
2692 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2693 free_nfs_rename_data(rename_data
);
2696 ptr
= strrchr(rename_data
->newpath
, '/');
2698 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2699 free_nfs_rename_data(rename_data
);
2704 rename_data
->newobject
= ptr
;
2707 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2708 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2719 struct nfs_link_data
{
2721 struct nfs_fh3 oldfh
;
2724 struct nfs_fh3 newdir
;
2727 static void free_nfs_link_data(void *mem
)
2729 struct nfs_link_data
*data
= mem
;
2731 if (data
->oldpath
!= NULL
) {
2732 free(data
->oldpath
);
2734 if (data
->oldfh
.data
.data_val
!= NULL
) {
2735 free(data
->oldfh
.data
.data_val
);
2737 if (data
->newpath
!= NULL
) {
2738 free(data
->newpath
);
2740 if (data
->newdir
.data
.data_val
!= NULL
) {
2741 free(data
->newdir
.data
.data_val
);
2746 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2749 struct nfs_cb_data
*data
= private_data
;
2750 struct nfs_context
*nfs
= data
->nfs
;
2751 struct nfs_link_data
*link_data
= data
->continue_data
;
2753 if (status
== RPC_STATUS_ERROR
) {
2754 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2755 free_nfs_cb_data(data
);
2758 if (status
== RPC_STATUS_CANCEL
) {
2759 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2760 free_nfs_cb_data(data
);
2765 if (res
->status
!= NFS3_OK
) {
2766 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
));
2767 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2768 free_nfs_cb_data(data
);
2772 data
->cb(0, nfs
, NULL
, data
->private_data
);
2773 free_nfs_cb_data(data
);
2776 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2778 struct nfs_link_data
*link_data
= data
->continue_data
;
2780 /* steal the filehandle */
2781 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2782 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2783 data
->fh
.data
.data_val
= NULL
;
2785 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2786 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2787 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2788 free_nfs_cb_data(data
);
2795 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2797 struct nfs_link_data
*link_data
= data
->continue_data
;
2799 /* steal the filehandle */
2800 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2801 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2802 data
->fh
.data
.data_val
= NULL
;
2804 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) {
2805 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2806 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2807 free_nfs_cb_data(data
);
2810 data
->continue_data
= NULL
;
2811 free_nfs_cb_data(data
);
2817 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2820 struct nfs_link_data
*link_data
;
2822 link_data
= malloc(sizeof(struct nfs_link_data
));
2823 if (link_data
== NULL
) {
2824 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
2827 bzero(link_data
, sizeof(struct nfs_link_data
));
2829 link_data
->oldpath
= strdup(oldpath
);
2830 if (link_data
->oldpath
== NULL
) {
2831 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2832 free_nfs_link_data(link_data
);
2836 link_data
->newpath
= strdup(newpath
);
2837 if (link_data
->newpath
== NULL
) {
2838 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2839 free_nfs_link_data(link_data
);
2842 ptr
= strrchr(link_data
->newpath
, '/');
2844 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2845 free_nfs_link_data(link_data
);
2850 link_data
->newobject
= ptr
;
2853 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2854 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2862 //qqq replace later with lseek()
2863 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2865 return nfsfh
->offset
;
2871 * Get the maximum supported READ3 size by the server
2873 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2875 return nfs
->readmax
;
2879 * Get the maximum supported WRITE3 size by the server
2881 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2883 return nfs
->writemax
;
2886 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
2891 va_start(ap
, error_string
);
2892 vasprintf(&str
, error_string
, ap
);
2893 if (nfs
->rpc
->error_string
!= NULL
) {
2894 free(nfs
->rpc
->error_string
);
2896 nfs
->rpc
->error_string
= str
;
2902 struct mount_cb_data
{
2908 static void free_mount_cb_data(struct mount_cb_data
*data
)
2910 if (data
->server
!= NULL
) {
2912 data
->server
= NULL
;
2918 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2920 struct mount_cb_data
*data
= private_data
;
2922 if (status
== RPC_STATUS_ERROR
) {
2923 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2924 free_mount_cb_data(data
);
2927 if (status
== RPC_STATUS_CANCEL
) {
2928 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2929 free_mount_cb_data(data
);
2933 data
->cb(rpc
, 0, command_data
, data
->private_data
);
2934 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
2935 rpc_set_error(rpc
, "Failed to disconnect\n");
2937 free_mount_cb_data(data
);
2940 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2942 struct mount_cb_data
*data
= private_data
;
2944 if (status
== RPC_STATUS_ERROR
) {
2945 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2946 free_mount_cb_data(data
);
2949 if (status
== RPC_STATUS_CANCEL
) {
2950 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2951 free_mount_cb_data(data
);
2955 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
2956 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2957 free_mount_cb_data(data
);
2962 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2964 struct mount_cb_data
*data
= private_data
;
2965 uint32_t mount_port
;
2967 if (status
== RPC_STATUS_ERROR
) {
2968 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2969 free_mount_cb_data(data
);
2972 if (status
== RPC_STATUS_CANCEL
) {
2973 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2974 free_mount_cb_data(data
);
2978 mount_port
= *(uint32_t *)command_data
;
2979 if (mount_port
== 0) {
2980 rpc_set_error(rpc
, "RPC error. Mount program is not available");
2981 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
2982 free_mount_cb_data(data
);
2986 rpc_disconnect(rpc
, "normal disconnect");
2987 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
2988 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2989 free_mount_cb_data(data
);
2994 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2996 struct mount_cb_data
*data
= private_data
;
2998 if (status
== RPC_STATUS_ERROR
) {
2999 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3000 free_mount_cb_data(data
);
3003 if (status
== RPC_STATUS_CANCEL
) {
3004 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3005 free_mount_cb_data(data
);
3009 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_3_cb
, private_data
) != 0) {
3010 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3011 free_mount_cb_data(data
);
3016 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3018 struct mount_cb_data
*data
= private_data
;
3020 if (status
== RPC_STATUS_ERROR
) {
3021 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3022 free_mount_cb_data(data
);
3025 if (status
== RPC_STATUS_CANCEL
) {
3026 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3027 free_mount_cb_data(data
);
3031 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3032 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3033 free_mount_cb_data(data
);
3038 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3040 struct mount_cb_data
*data
;
3042 data
= malloc(sizeof(struct mount_cb_data
));
3046 bzero(data
, sizeof(struct mount_cb_data
));
3048 data
->private_data
= private_data
;
3049 data
->server
= strdup(server
);
3050 if (data
->server
== NULL
) {
3051 free_mount_cb_data(data
);
3054 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3055 free_mount_cb_data(data
);
3062 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3067 const char *nfs_get_server(struct nfs_context
*nfs
) {
3071 const char *nfs_get_export(struct nfs_context
*nfs
) {