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 return 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
) {
153 void nfs_destroy_context(struct nfs_context
*nfs
)
155 rpc_destroy_context(nfs
->rpc
);
168 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
169 free(nfs
->rootfh
.data
.data_val
);
170 nfs
->rootfh
.data
.data_val
= NULL
;
176 void free_nfs_cb_data(struct nfs_cb_data
*data
)
178 if (data
->saved_path
!= NULL
) {
179 free(data
->saved_path
);
180 data
->saved_path
= NULL
;
183 if (data
->continue_data
!= NULL
) {
184 data
->free_continue_data(data
->continue_data
);
185 data
->continue_data
= NULL
;
188 if (data
->fh
.data
.data_val
!= NULL
) {
189 free(data
->fh
.data
.data_val
);
190 data
->fh
.data
.data_val
= NULL
;
193 if (data
->buffer
!= NULL
) {
205 static void nfs_mount_10_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
207 struct nfs_cb_data
*data
= private_data
;
208 struct nfs_context
*nfs
= data
->nfs
;
210 if (status
== RPC_STATUS_ERROR
) {
211 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
212 free_nfs_cb_data(data
);
215 if (status
== RPC_STATUS_CANCEL
) {
216 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
217 free_nfs_cb_data(data
);
221 data
->cb(0, nfs
, NULL
, data
->private_data
);
222 free_nfs_cb_data(data
);
225 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
227 struct nfs_cb_data
*data
= private_data
;
228 struct nfs_context
*nfs
= data
->nfs
;
229 FSINFO3res
*res
= command_data
;
231 if (status
== RPC_STATUS_ERROR
) {
232 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
233 free_nfs_cb_data(data
);
236 if (status
== RPC_STATUS_CANCEL
) {
237 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
238 free_nfs_cb_data(data
);
242 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
243 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
245 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
246 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
247 free_nfs_cb_data(data
);
252 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
254 struct nfs_cb_data
*data
= private_data
;
255 struct nfs_context
*nfs
= data
->nfs
;
257 if (status
== RPC_STATUS_ERROR
) {
258 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
259 free_nfs_cb_data(data
);
262 if (status
== RPC_STATUS_CANCEL
) {
263 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
264 free_nfs_cb_data(data
);
268 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
269 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
270 free_nfs_cb_data(data
);
276 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
278 struct nfs_cb_data
*data
= private_data
;
279 struct nfs_context
*nfs
= data
->nfs
;
281 if (status
== RPC_STATUS_ERROR
) {
282 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
283 free_nfs_cb_data(data
);
286 if (status
== RPC_STATUS_CANCEL
) {
287 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
288 free_nfs_cb_data(data
);
292 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
293 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
294 free_nfs_cb_data(data
);
300 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
302 struct nfs_cb_data
*data
= private_data
;
303 struct nfs_context
*nfs
= data
->nfs
;
306 if (status
== RPC_STATUS_ERROR
) {
307 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
308 free_nfs_cb_data(data
);
311 if (status
== RPC_STATUS_CANCEL
) {
312 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
313 free_nfs_cb_data(data
);
318 if (res
->fhs_status
!= MNT3_OK
) {
319 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
));
320 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
321 free_nfs_cb_data(data
);
325 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
326 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
327 if (nfs
->rootfh
.data
.data_val
== NULL
) {
328 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
329 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
330 free_nfs_cb_data(data
);
333 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
335 rpc_disconnect(rpc
, "normal disconnect");
336 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
337 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
338 free_nfs_cb_data(data
);
344 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
346 struct nfs_cb_data
*data
= private_data
;
347 struct nfs_context
*nfs
= data
->nfs
;
349 if (status
== RPC_STATUS_ERROR
) {
350 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
351 free_nfs_cb_data(data
);
354 if (status
== RPC_STATUS_CANCEL
) {
355 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
356 free_nfs_cb_data(data
);
360 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
361 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
362 free_nfs_cb_data(data
);
367 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
369 struct nfs_cb_data
*data
= private_data
;
370 struct nfs_context
*nfs
= data
->nfs
;
372 if (status
== RPC_STATUS_ERROR
) {
373 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
374 free_nfs_cb_data(data
);
377 if (status
== RPC_STATUS_CANCEL
) {
378 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
379 free_nfs_cb_data(data
);
383 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
384 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
385 free_nfs_cb_data(data
);
390 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
392 struct nfs_cb_data
*data
= private_data
;
393 struct nfs_context
*nfs
= data
->nfs
;
396 if (status
== RPC_STATUS_ERROR
) {
397 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
398 free_nfs_cb_data(data
);
401 if (status
== RPC_STATUS_CANCEL
) {
402 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
403 free_nfs_cb_data(data
);
407 mount_port
= *(uint32_t *)command_data
;
408 if (mount_port
== 0) {
409 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
410 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
411 free_nfs_cb_data(data
);
415 rpc_disconnect(rpc
, "normal disconnect");
416 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
417 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
418 free_nfs_cb_data(data
);
424 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
426 struct nfs_cb_data
*data
= private_data
;
427 struct nfs_context
*nfs
= data
->nfs
;
429 if (status
== RPC_STATUS_ERROR
) {
430 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
431 free_nfs_cb_data(data
);
434 if (status
== RPC_STATUS_CANCEL
) {
435 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
436 free_nfs_cb_data(data
);
440 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_3_cb
, private_data
) != 0) {
441 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
442 free_nfs_cb_data(data
);
447 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
449 struct nfs_cb_data
*data
= private_data
;
450 struct nfs_context
*nfs
= data
->nfs
;
452 if (status
== RPC_STATUS_ERROR
) {
453 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
454 free_nfs_cb_data(data
);
457 if (status
== RPC_STATUS_CANCEL
) {
458 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
459 free_nfs_cb_data(data
);
463 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
464 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
465 free_nfs_cb_data(data
);
471 * Async call for mounting an nfs share and geting the root filehandle
473 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
475 struct nfs_cb_data
*data
;
476 char *new_server
, *new_export
;
478 data
= malloc(sizeof(struct nfs_cb_data
));
480 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
483 bzero(data
, sizeof(struct nfs_cb_data
));
484 new_server
= strdup(server
);
485 new_export
= strdup(export
);
486 if (nfs
->server
!= NULL
) {
490 nfs
->server
= new_server
;
491 if (nfs
->export
!= NULL
) {
495 nfs
->export
= new_export
;
498 data
->private_data
= private_data
;
500 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
501 rpc_set_error(nfs
->rpc
, "Failed to start connection");
502 free_nfs_cb_data(data
);
512 * Functions to first look up a path, component by component, and then finally call a specific function once
513 * the filehandle for the final component is found.
515 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
517 struct nfs_cb_data
*data
= private_data
;
518 struct nfs_context
*nfs
= data
->nfs
;
521 if (status
== RPC_STATUS_ERROR
) {
522 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
523 free_nfs_cb_data(data
);
526 if (status
== RPC_STATUS_CANCEL
) {
527 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
528 free_nfs_cb_data(data
);
533 if (res
->status
!= NFS3_OK
) {
534 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
));
535 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
536 free_nfs_cb_data(data
);
540 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
541 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
542 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
543 free_nfs_cb_data(data
);
548 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
552 while (*data
->path
== '/') {
557 str
= index(path
, '/');
562 while (*data
->path
!= 0) {
568 data
->fh
.data
.data_len
= fh
->data
.data_len
;
569 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
570 if (data
->fh
.data
.data_val
== NULL
) {
571 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
572 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
573 free_nfs_cb_data(data
);
576 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
577 data
->continue_cb(nfs
, data
);
581 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
582 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
583 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
584 free_nfs_cb_data(data
);
590 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
)
592 struct nfs_cb_data
*data
;
594 if (path
[0] != '/') {
595 rpc_set_error(nfs
->rpc
, "Pathname is not absulute %s", path
);
599 data
= malloc(sizeof(struct nfs_cb_data
));
601 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
604 bzero(data
, sizeof(struct nfs_cb_data
));
607 data
->continue_cb
= continue_cb
;
608 data
->continue_data
= continue_data
;
609 data
->free_continue_data
= free_continue_data
;
610 data
->continue_int
= continue_int
;
611 data
->private_data
= private_data
;
612 data
->saved_path
= strdup(path
);
613 if (data
->saved_path
== NULL
) {
614 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
615 free_nfs_cb_data(data
);
618 data
->path
= data
->saved_path
;
620 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
621 /* return 0 here since the callback will be invoked if there is a failure */
634 static void nfs_stat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
637 struct nfs_cb_data
*data
= private_data
;
638 struct nfs_context
*nfs
= data
->nfs
;
641 if (status
== RPC_STATUS_ERROR
) {
642 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
643 free_nfs_cb_data(data
);
646 if (status
== RPC_STATUS_CANCEL
) {
647 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
648 free_nfs_cb_data(data
);
653 if (res
->status
!= NFS3_OK
) {
654 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
));
655 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
656 free_nfs_cb_data(data
);
661 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
662 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
663 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
664 st
.st_mode
|= S_IFDIR
;
666 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
667 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
668 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
670 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
671 st
.st_blksize
= 4096;
672 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
673 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
674 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
675 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
677 data
->cb(0, nfs
, &st
, data
->private_data
);
678 free_nfs_cb_data(data
);
681 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
683 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
684 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
685 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
686 free_nfs_cb_data(data
);
692 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
694 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
695 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
709 static void nfs_open_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
712 struct nfs_cb_data
*data
= private_data
;
713 struct nfs_context
*nfs
= data
->nfs
;
715 unsigned int nfsmode
= 0;
717 if (status
== RPC_STATUS_ERROR
) {
718 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
719 free_nfs_cb_data(data
);
722 if (status
== RPC_STATUS_CANCEL
) {
723 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
724 free_nfs_cb_data(data
);
729 if (res
->status
!= NFS3_OK
) {
730 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
));
731 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
732 free_nfs_cb_data(data
);
736 if (data
->continue_int
& O_WRONLY
) {
737 nfsmode
|= ACCESS3_MODIFY
;
739 if (data
->continue_int
& O_RDWR
) {
740 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
742 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
743 nfsmode
|= ACCESS3_READ
;
747 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
748 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
749 nfsmode
&ACCESS3_READ
?'r':'-',
750 nfsmode
&ACCESS3_MODIFY
?'w':'-',
751 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
752 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
753 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
754 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
755 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
756 free_nfs_cb_data(data
);
760 nfsfh
= malloc(sizeof(struct nfsfh
));
762 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
763 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
764 free_nfs_cb_data(data
);
767 bzero(nfsfh
, sizeof(struct nfsfh
));
769 if (data
->continue_int
& O_SYNC
) {
773 /* steal the filehandle */
774 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
775 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
776 data
->fh
.data
.data_val
= NULL
;
778 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
779 free_nfs_cb_data(data
);
782 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
786 if (data
->continue_int
& O_WRONLY
) {
787 nfsmode
|= ACCESS3_MODIFY
;
789 if (data
->continue_int
& O_RDWR
) {
790 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
792 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
793 nfsmode
|= ACCESS3_READ
;
796 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
797 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
798 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
799 free_nfs_cb_data(data
);
805 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
807 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
808 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
822 static void nfs_pread_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
824 struct nfs_cb_data
*data
= private_data
;
825 struct nfs_context
*nfs
= data
->nfs
;
828 if (status
== RPC_STATUS_ERROR
) {
829 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
830 free_nfs_cb_data(data
);
833 if (status
== RPC_STATUS_CANCEL
) {
834 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
835 free_nfs_cb_data(data
);
840 if (res
->status
!= NFS3_OK
) {
841 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
842 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
843 free_nfs_cb_data(data
);
847 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
848 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
849 free_nfs_cb_data(data
);
852 static void nfs_pread_mcb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
854 struct nfs_mcb_data
*mdata
= private_data
;
855 struct nfs_cb_data
*data
= mdata
->data
;
856 struct nfs_context
*nfs
= data
->nfs
;
861 if (status
== RPC_STATUS_ERROR
) {
862 /* flag the failure but do not invoke callback until we have received all responses */
865 if (status
== RPC_STATUS_CANCEL
) {
866 /* flag the cancellation but do not invoke callback until we have received all responses */
870 /* reassemble the data into the buffer */
871 if (status
== RPC_STATUS_SUCCESS
) {
873 if (res
->status
!= NFS3_OK
) {
874 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
877 if (res
->READ3res_u
.resok
.count
> 0) {
878 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
879 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
880 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
886 if (data
->num_calls
> 0) {
887 /* still waiting for more replies */
892 if (data
->error
!= 0) {
893 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
894 free_nfs_cb_data(data
);
898 if (data
->cancel
!= 0) {
899 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
900 free_nfs_cb_data(data
);
905 data
->nfsfh
->offset
= data
->max_offset
;
906 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
908 free_nfs_cb_data(data
);
912 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
914 struct nfs_cb_data
*data
;
916 data
= malloc(sizeof(struct nfs_cb_data
));
918 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
921 bzero(data
, sizeof(struct nfs_cb_data
));
924 data
->private_data
= private_data
;
927 nfsfh
->offset
= offset
;
929 if (count
<= nfs_get_readmax(nfs
)) {
930 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
931 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
932 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
933 free_nfs_cb_data(data
);
939 /* trying to read more than maximum server read size, we has to chop it up into smaller
940 * reads and collect into a reassembly buffer.
941 * we send all reads in parallell so that performance is still good.
943 data
->max_offset
= offset
;
944 data
->start_offset
= offset
;
946 data
->buffer
= malloc(count
);
947 if (data
->buffer
== NULL
) {
948 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
949 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
950 free_nfs_cb_data(data
);
955 size_t readcount
= count
;
956 struct nfs_mcb_data
*mdata
;
958 if (readcount
> nfs_get_readmax(nfs
)) {
959 readcount
= nfs_get_readmax(nfs
);
962 mdata
= malloc(sizeof(struct nfs_mcb_data
));
964 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
967 bzero(mdata
, sizeof(struct nfs_mcb_data
));
969 mdata
->offset
= offset
;
970 mdata
->count
= readcount
;
971 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
972 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
973 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
989 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
991 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
999 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1001 struct nfs_cb_data
*data
= private_data
;
1002 struct nfs_context
*nfs
= data
->nfs
;
1005 if (status
== RPC_STATUS_ERROR
) {
1006 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1007 free_nfs_cb_data(data
);
1010 if (status
== RPC_STATUS_CANCEL
) {
1011 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1012 free_nfs_cb_data(data
);
1017 if (res
->status
!= NFS3_OK
) {
1018 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1019 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1020 free_nfs_cb_data(data
);
1024 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1025 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1026 free_nfs_cb_data(data
);
1029 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
)
1031 struct nfs_cb_data
*data
;
1033 data
= malloc(sizeof(struct nfs_cb_data
));
1035 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1038 bzero(data
, sizeof(struct nfs_cb_data
));
1041 data
->private_data
= private_data
;
1042 data
->nfsfh
= nfsfh
;
1044 nfsfh
->offset
= offset
;
1045 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1046 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1047 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1048 free_nfs_cb_data(data
);
1057 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1059 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1069 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1071 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1072 free(nfsfh
->fh
.data
.data_val
);
1073 nfsfh
->fh
.data
.data_val
= NULL
;
1077 cb(0, nfs
, NULL
, private_data
);
1088 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1090 struct nfs_cb_data
*data
;
1092 data
= malloc(sizeof(struct nfs_cb_data
));
1094 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1097 bzero(data
, sizeof(struct nfs_cb_data
));
1100 data
->private_data
= private_data
;
1102 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1103 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1104 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1105 free_nfs_cb_data(data
);
1116 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1118 struct nfs_cb_data
*data
= private_data
;
1119 struct nfs_context
*nfs
= data
->nfs
;
1122 if (status
== RPC_STATUS_ERROR
) {
1123 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1124 free_nfs_cb_data(data
);
1127 if (status
== RPC_STATUS_CANCEL
) {
1128 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1129 free_nfs_cb_data(data
);
1134 if (res
->status
!= NFS3_OK
) {
1135 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1136 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1137 free_nfs_cb_data(data
);
1141 data
->cb(0, nfs
, NULL
, data
->private_data
);
1142 free_nfs_cb_data(data
);
1145 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1147 struct nfs_cb_data
*data
;
1149 data
= malloc(sizeof(struct nfs_cb_data
));
1151 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1154 bzero(data
, sizeof(struct nfs_cb_data
));
1157 data
->private_data
= private_data
;
1159 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1160 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1161 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1162 free_nfs_cb_data(data
);
1174 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1176 struct nfs_cb_data
*data
= private_data
;
1177 struct nfs_context
*nfs
= data
->nfs
;
1180 if (status
== RPC_STATUS_ERROR
) {
1181 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1182 free_nfs_cb_data(data
);
1185 if (status
== RPC_STATUS_CANCEL
) {
1186 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1187 free_nfs_cb_data(data
);
1192 if (res
->status
!= NFS3_OK
) {
1193 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1194 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1195 free_nfs_cb_data(data
);
1199 data
->cb(0, nfs
, NULL
, data
->private_data
);
1200 free_nfs_cb_data(data
);
1203 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1205 struct nfs_cb_data
*data
;
1208 data
= malloc(sizeof(struct nfs_cb_data
));
1210 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1213 bzero(data
, sizeof(struct nfs_cb_data
));
1216 data
->private_data
= private_data
;
1218 bzero(&args
, sizeof(SETATTR3args
));
1219 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1220 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1221 args
.new_attributes
.size
.set_it
= 1;
1222 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1224 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1225 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1226 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1227 free_nfs_cb_data(data
);
1237 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1239 off_t offset
= data
->continue_int
;
1242 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1243 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1245 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1246 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1247 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1248 free_nfs_cb_data(data
);
1251 free_nfs_cb_data(data
);
1255 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1261 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1262 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1275 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1278 struct nfs_cb_data
*data
= private_data
;
1279 struct nfs_context
*nfs
= data
->nfs
;
1280 char *str
= data
->continue_data
;
1282 str
= &str
[strlen(str
) + 1];
1284 if (status
== RPC_STATUS_ERROR
) {
1285 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1286 free_nfs_cb_data(data
);
1289 if (status
== RPC_STATUS_CANCEL
) {
1290 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1291 free_nfs_cb_data(data
);
1296 if (res
->status
!= NFS3_OK
) {
1297 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
));
1298 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1299 free_nfs_cb_data(data
);
1303 data
->cb(0, nfs
, NULL
, data
->private_data
);
1304 free_nfs_cb_data(data
);
1307 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1309 char *str
= data
->continue_data
;
1311 str
= &str
[strlen(str
) + 1];
1313 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1314 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1315 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1316 free_nfs_cb_data(data
);
1322 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1327 new_path
= strdup(path
);
1328 if (new_path
== NULL
) {
1329 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1333 ptr
= rindex(new_path
, '/');
1335 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1340 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1341 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1342 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1356 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1359 struct nfs_cb_data
*data
= private_data
;
1360 struct nfs_context
*nfs
= data
->nfs
;
1361 char *str
= data
->continue_data
;
1363 str
= &str
[strlen(str
) + 1];
1365 if (status
== RPC_STATUS_ERROR
) {
1366 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1367 free_nfs_cb_data(data
);
1370 if (status
== RPC_STATUS_CANCEL
) {
1371 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1372 free_nfs_cb_data(data
);
1377 if (res
->status
!= NFS3_OK
) {
1378 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
));
1379 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1380 free_nfs_cb_data(data
);
1384 data
->cb(0, nfs
, NULL
, data
->private_data
);
1385 free_nfs_cb_data(data
);
1388 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1390 char *str
= data
->continue_data
;
1392 str
= &str
[strlen(str
) + 1];
1394 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1395 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1396 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1397 free_nfs_cb_data(data
);
1403 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1408 new_path
= strdup(path
);
1409 if (new_path
== NULL
) {
1410 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1414 ptr
= rindex(new_path
, '/');
1416 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1421 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1422 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1423 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1436 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1439 struct nfs_cb_data
*data
= private_data
;
1440 struct nfs_context
*nfs
= data
->nfs
;
1441 struct nfsfh
*nfsfh
;
1442 char *str
= data
->continue_data
;
1444 if (status
== RPC_STATUS_ERROR
) {
1445 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1446 free_nfs_cb_data(data
);
1449 if (status
== RPC_STATUS_CANCEL
) {
1450 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1451 free_nfs_cb_data(data
);
1455 str
= &str
[strlen(str
) + 1];
1457 if (res
->status
!= NFS3_OK
) {
1458 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
));
1459 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1464 nfsfh
= malloc(sizeof(struct nfsfh
));
1465 if (nfsfh
== NULL
) {
1466 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1467 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1468 free_nfs_cb_data(data
);
1471 bzero(nfsfh
, sizeof(struct nfsfh
));
1473 /* steal the filehandle */
1474 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1475 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1476 data
->fh
.data
.data_val
= NULL
;
1478 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1479 free_nfs_cb_data(data
);
1484 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1487 struct nfs_cb_data
*data
= private_data
;
1488 struct nfs_context
*nfs
= data
->nfs
;
1489 char *str
= data
->continue_data
;
1491 if (status
== RPC_STATUS_ERROR
) {
1492 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1493 free_nfs_cb_data(data
);
1496 if (status
== RPC_STATUS_CANCEL
) {
1497 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1498 free_nfs_cb_data(data
);
1502 str
= &str
[strlen(str
) + 1];
1504 if (res
->status
!= NFS3_OK
) {
1505 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
));
1506 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1511 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1512 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1513 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1514 free_nfs_cb_data(data
);
1520 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1522 char *str
= data
->continue_data
;
1524 str
= &str
[strlen(str
) + 1];
1526 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1527 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1528 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1529 free_nfs_cb_data(data
);
1535 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1540 new_path
= strdup(path
);
1541 if (new_path
== NULL
) {
1542 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1546 ptr
= rindex(new_path
, '/');
1548 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1553 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1554 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1555 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1568 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1571 struct nfs_cb_data
*data
= private_data
;
1572 struct nfs_context
*nfs
= data
->nfs
;
1573 char *str
= data
->continue_data
;
1575 str
= &str
[strlen(str
) + 1];
1577 if (status
== RPC_STATUS_ERROR
) {
1578 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1579 free_nfs_cb_data(data
);
1582 if (status
== RPC_STATUS_CANCEL
) {
1583 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1584 free_nfs_cb_data(data
);
1589 if (res
->status
!= NFS3_OK
) {
1590 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
));
1591 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1592 free_nfs_cb_data(data
);
1596 data
->cb(0, nfs
, NULL
, data
->private_data
);
1597 free_nfs_cb_data(data
);
1600 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1602 char *str
= data
->continue_data
;
1604 str
= &str
[strlen(str
) + 1];
1606 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1607 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1608 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1609 free_nfs_cb_data(data
);
1615 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1620 new_path
= strdup(path
);
1621 if (new_path
== NULL
) {
1622 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1626 ptr
= rindex(new_path
, '/');
1628 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1633 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1634 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1635 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1649 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1652 struct nfs_cb_data
*data
= private_data
;
1653 struct nfs_context
*nfs
= data
->nfs
;
1654 struct nfsdir
*nfsdir
= data
->continue_data
;;
1655 struct entry3
*entry
;
1658 if (status
== RPC_STATUS_ERROR
) {
1659 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1660 nfs_free_nfsdir(nfsdir
);
1661 data
->continue_data
= NULL
;
1662 free_nfs_cb_data(data
);
1665 if (status
== RPC_STATUS_CANCEL
) {
1666 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1667 nfs_free_nfsdir(nfsdir
);
1668 data
->continue_data
= NULL
;
1669 free_nfs_cb_data(data
);
1674 if (res
->status
!= NFS3_OK
) {
1675 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
));
1676 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1677 nfs_free_nfsdir(nfsdir
);
1678 data
->continue_data
= NULL
;
1679 free_nfs_cb_data(data
);
1683 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1684 while (entry
!= NULL
) {
1685 struct nfsdirent
*nfsdirent
;
1687 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1688 if (nfsdirent
== NULL
) {
1689 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1690 nfs_free_nfsdir(nfsdir
);
1691 data
->continue_data
= NULL
;
1692 free_nfs_cb_data(data
);
1695 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1696 nfsdirent
->name
= strdup(entry
->name
);
1697 if (nfsdirent
->name
== NULL
) {
1698 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1699 nfs_free_nfsdir(nfsdir
);
1700 data
->continue_data
= NULL
;
1701 free_nfs_cb_data(data
);
1704 nfsdirent
->inode
= entry
->fileid
;
1705 nfsdirent
->next
= nfsdir
->entries
;
1706 nfsdir
->entries
= nfsdirent
;
1708 cookie
= entry
->cookie
;
1709 entry
= entry
->nextentry
;
1712 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1713 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1714 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1715 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1716 nfs_free_nfsdir(nfsdir
);
1717 data
->continue_data
= NULL
;
1718 free_nfs_cb_data(data
);
1724 /* steal the dirhandle */
1725 data
->continue_data
= NULL
;
1726 nfsdir
->current
= nfsdir
->entries
;
1728 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1729 free_nfs_cb_data(data
);
1732 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1736 bzero(cv
, sizeof(cookieverf3
));
1737 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1738 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1739 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1740 free_nfs_cb_data(data
);
1746 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1748 struct nfsdir
*nfsdir
;
1750 nfsdir
= malloc(sizeof(struct nfsdir
));
1751 if (nfsdir
== NULL
) {
1752 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
1755 bzero(nfsdir
, sizeof(struct nfsdir
));
1757 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1758 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1766 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1768 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1770 if (nfsdir
->current
!= NULL
) {
1771 nfsdir
->current
= nfsdir
->current
->next
;
1777 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1779 nfs_free_nfsdir(nfsdir
);
1791 struct lseek_cb_data
{
1792 struct nfs_context
*nfs
;
1793 struct nfsfh
*nfsfh
;
1799 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1802 struct lseek_cb_data
*data
= private_data
;
1803 struct nfs_context
*nfs
= data
->nfs
;
1805 if (status
== RPC_STATUS_ERROR
) {
1806 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1810 if (status
== RPC_STATUS_CANCEL
) {
1811 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1817 if (res
->status
!= NFS3_OK
) {
1818 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1819 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1824 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1825 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1829 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1831 struct lseek_cb_data
*data
;
1833 if (whence
== SEEK_SET
) {
1834 nfsfh
->offset
= offset
;
1835 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1838 if (whence
== SEEK_CUR
) {
1839 nfsfh
->offset
+= offset
;
1840 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1844 data
= malloc(sizeof(struct lseek_cb_data
));
1846 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1851 data
->nfsfh
= nfsfh
;
1852 data
->offset
= offset
;
1854 data
->private_data
= private_data
;
1856 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1857 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1870 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1873 struct nfs_cb_data
*data
= private_data
;
1874 struct nfs_context
*nfs
= data
->nfs
;
1875 struct statvfs svfs
;
1877 if (status
== RPC_STATUS_ERROR
) {
1878 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1879 free_nfs_cb_data(data
);
1882 if (status
== RPC_STATUS_CANCEL
) {
1883 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1884 free_nfs_cb_data(data
);
1889 if (res
->status
!= NFS3_OK
) {
1890 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
));
1891 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1892 free_nfs_cb_data(data
);
1896 svfs
.f_bsize
= 4096;
1897 svfs
.f_frsize
= 4096;
1898 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1899 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1900 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1901 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1902 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1903 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1906 svfs
.f_namemax
= 256;
1908 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1909 free_nfs_cb_data(data
);
1912 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1914 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1915 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1916 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1917 free_nfs_cb_data(data
);
1923 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1925 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1926 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1939 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1942 struct nfs_cb_data
*data
= private_data
;
1943 struct nfs_context
*nfs
= data
->nfs
;
1945 if (status
== RPC_STATUS_ERROR
) {
1946 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1947 free_nfs_cb_data(data
);
1950 if (status
== RPC_STATUS_CANCEL
) {
1951 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1952 free_nfs_cb_data(data
);
1957 if (res
->status
!= NFS3_OK
) {
1958 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
));
1959 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1960 free_nfs_cb_data(data
);
1965 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1966 free_nfs_cb_data(data
);
1969 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1971 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1972 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1973 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1974 free_nfs_cb_data(data
);
1980 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1982 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1983 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1996 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1998 struct nfs_cb_data
*data
= private_data
;
1999 struct nfs_context
*nfs
= data
->nfs
;
2002 if (status
== RPC_STATUS_ERROR
) {
2003 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2004 free_nfs_cb_data(data
);
2007 if (status
== RPC_STATUS_CANCEL
) {
2008 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2009 free_nfs_cb_data(data
);
2014 if (res
->status
!= NFS3_OK
) {
2015 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2016 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2017 free_nfs_cb_data(data
);
2021 data
->cb(0, nfs
, NULL
, data
->private_data
);
2022 free_nfs_cb_data(data
);
2025 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2029 bzero(&args
, sizeof(SETATTR3args
));
2030 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2031 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2032 args
.new_attributes
.mode
.set_it
= 1;
2033 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2035 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2036 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2037 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2038 free_nfs_cb_data(data
);
2045 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2047 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2048 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2058 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2060 struct nfs_cb_data
*data
;
2062 data
= malloc(sizeof(struct nfs_cb_data
));
2064 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2067 bzero(data
, sizeof(struct nfs_cb_data
));
2070 data
->private_data
= private_data
;
2071 data
->continue_int
= mode
;
2072 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2073 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2074 if (data
->fh
.data
.data_val
== NULL
) {
2075 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2076 free_nfs_cb_data(data
);
2079 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2081 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2082 free_nfs_cb_data(data
);
2094 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2096 struct nfs_cb_data
*data
= private_data
;
2097 struct nfs_context
*nfs
= data
->nfs
;
2100 if (status
== RPC_STATUS_ERROR
) {
2101 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2102 free_nfs_cb_data(data
);
2105 if (status
== RPC_STATUS_CANCEL
) {
2106 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2107 free_nfs_cb_data(data
);
2112 if (res
->status
!= NFS3_OK
) {
2113 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2114 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2115 free_nfs_cb_data(data
);
2119 data
->cb(0, nfs
, NULL
, data
->private_data
);
2120 free_nfs_cb_data(data
);
2123 struct nfs_chown_data
{
2128 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2131 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2133 bzero(&args
, sizeof(SETATTR3args
));
2134 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2135 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2136 if (chown_data
->uid
!= (uid_t
)-1) {
2137 args
.new_attributes
.uid
.set_it
= 1;
2138 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2140 if (chown_data
->gid
!= (gid_t
)-1) {
2141 args
.new_attributes
.gid
.set_it
= 1;
2142 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2145 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2146 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2147 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2148 free_nfs_cb_data(data
);
2155 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2157 struct nfs_chown_data
*chown_data
;
2159 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2160 if (chown_data
== NULL
) {
2161 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2165 chown_data
->uid
= uid
;
2166 chown_data
->gid
= gid
;
2168 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2169 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2180 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2182 struct nfs_cb_data
*data
;
2183 struct nfs_chown_data
*chown_data
;
2185 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2186 if (chown_data
== NULL
) {
2187 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2191 chown_data
->uid
= uid
;
2192 chown_data
->gid
= gid
;
2195 data
= malloc(sizeof(struct nfs_cb_data
));
2197 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2200 bzero(data
, sizeof(struct nfs_cb_data
));
2203 data
->private_data
= private_data
;
2204 data
->continue_data
= chown_data
;
2205 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2206 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2207 if (data
->fh
.data
.data_val
== NULL
) {
2208 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2209 free_nfs_cb_data(data
);
2212 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2215 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2216 free_nfs_cb_data(data
);
2230 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2232 struct nfs_cb_data
*data
= private_data
;
2233 struct nfs_context
*nfs
= data
->nfs
;
2236 if (status
== RPC_STATUS_ERROR
) {
2237 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2238 free_nfs_cb_data(data
);
2241 if (status
== RPC_STATUS_CANCEL
) {
2242 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2243 free_nfs_cb_data(data
);
2248 if (res
->status
!= NFS3_OK
) {
2249 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2250 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2251 free_nfs_cb_data(data
);
2255 data
->cb(0, nfs
, NULL
, data
->private_data
);
2256 free_nfs_cb_data(data
);
2259 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2262 struct timeval
*utimes_data
= data
->continue_data
;
2264 bzero(&args
, sizeof(SETATTR3args
));
2265 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2266 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2267 if (utimes_data
!= NULL
) {
2268 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2269 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2270 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2271 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2272 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2273 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2275 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2276 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2279 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2280 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2281 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2282 free_nfs_cb_data(data
);
2289 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2291 struct timeval
*new_times
= NULL
;
2293 if (times
!= NULL
) {
2294 new_times
= malloc(sizeof(struct timeval
)*2);
2295 if (new_times
== NULL
) {
2296 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2300 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2303 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2304 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2314 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2316 struct timeval
*new_times
= NULL
;
2318 if (times
!= NULL
) {
2319 new_times
= malloc(sizeof(struct timeval
)*2);
2320 if (new_times
== NULL
) {
2321 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2325 new_times
[0].tv_sec
= times
->actime
;
2326 new_times
[0].tv_usec
= 0;
2327 new_times
[1].tv_sec
= times
->modtime
;
2328 new_times
[1].tv_usec
= 0;
2331 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2332 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2346 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2349 struct nfs_cb_data
*data
= private_data
;
2350 struct nfs_context
*nfs
= data
->nfs
;
2351 unsigned int nfsmode
= 0;
2353 if (status
== RPC_STATUS_ERROR
) {
2354 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2355 free_nfs_cb_data(data
);
2358 if (status
== RPC_STATUS_CANCEL
) {
2359 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2360 free_nfs_cb_data(data
);
2365 if (res
->status
!= NFS3_OK
) {
2366 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
));
2367 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2368 free_nfs_cb_data(data
);
2372 if (data
->continue_int
& R_OK
) {
2373 nfsmode
|= ACCESS3_READ
;
2375 if (data
->continue_int
& W_OK
) {
2376 nfsmode
|= ACCESS3_MODIFY
;
2378 if (data
->continue_int
& X_OK
) {
2379 nfsmode
|= ACCESS3_EXECUTE
;
2382 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2383 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2384 nfsmode
&ACCESS3_READ
?'r':'-',
2385 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2386 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2387 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2388 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2389 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2390 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2391 free_nfs_cb_data(data
);
2395 data
->cb(0, nfs
, NULL
, data
->private_data
);
2396 free_nfs_cb_data(data
);
2399 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2403 if (data
->continue_int
& R_OK
) {
2404 nfsmode
|= ACCESS3_READ
;
2406 if (data
->continue_int
& W_OK
) {
2407 nfsmode
|= ACCESS3_MODIFY
;
2409 if (data
->continue_int
& X_OK
) {
2410 nfsmode
|= ACCESS3_EXECUTE
;
2413 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2414 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2415 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2416 free_nfs_cb_data(data
);
2422 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2424 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2425 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2437 struct nfs_symlink_data
{
2439 char *newpathparent
;
2440 char *newpathobject
;
2443 static void free_nfs_symlink_data(void *mem
)
2445 struct nfs_symlink_data
*data
= mem
;
2447 if (data
->oldpath
!= NULL
) {
2448 free(data
->oldpath
);
2450 if (data
->newpathparent
!= NULL
) {
2451 free(data
->newpathparent
);
2453 if (data
->newpathobject
!= NULL
) {
2454 free(data
->newpathobject
);
2459 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2462 struct nfs_cb_data
*data
= private_data
;
2463 struct nfs_context
*nfs
= data
->nfs
;
2464 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2466 if (status
== RPC_STATUS_ERROR
) {
2467 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2468 free_nfs_cb_data(data
);
2471 if (status
== RPC_STATUS_CANCEL
) {
2472 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2473 free_nfs_cb_data(data
);
2478 if (res
->status
!= NFS3_OK
) {
2479 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
));
2480 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2481 free_nfs_cb_data(data
);
2485 data
->cb(0, nfs
, NULL
, data
->private_data
);
2486 free_nfs_cb_data(data
);
2489 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2491 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2493 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2494 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2495 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2496 free_nfs_cb_data(data
);
2502 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2505 struct nfs_symlink_data
*symlink_data
;
2507 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2508 if (symlink_data
== NULL
) {
2509 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
2512 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2514 symlink_data
->oldpath
= strdup(oldpath
);
2515 if (symlink_data
->oldpath
== NULL
) {
2516 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2517 free_nfs_symlink_data(symlink_data
);
2521 symlink_data
->newpathparent
= strdup(newpath
);
2522 if (symlink_data
->newpathparent
== NULL
) {
2523 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2524 free_nfs_symlink_data(symlink_data
);
2528 ptr
= rindex(symlink_data
->newpathparent
, '/');
2530 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2531 free_nfs_symlink_data(symlink_data
);
2537 symlink_data
->newpathobject
= strdup(ptr
);
2538 if (symlink_data
->newpathobject
== NULL
) {
2539 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2540 free_nfs_symlink_data(symlink_data
);
2544 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2545 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2557 struct nfs_rename_data
{
2560 struct nfs_fh3 olddir
;
2563 struct nfs_fh3 newdir
;
2566 static void free_nfs_rename_data(void *mem
)
2568 struct nfs_rename_data
*data
= mem
;
2570 if (data
->oldpath
!= NULL
) {
2571 free(data
->oldpath
);
2573 if (data
->olddir
.data
.data_val
!= NULL
) {
2574 free(data
->olddir
.data
.data_val
);
2576 if (data
->newpath
!= NULL
) {
2577 free(data
->newpath
);
2579 if (data
->newdir
.data
.data_val
!= NULL
) {
2580 free(data
->newdir
.data
.data_val
);
2585 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2588 struct nfs_cb_data
*data
= private_data
;
2589 struct nfs_context
*nfs
= data
->nfs
;
2590 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2592 if (status
== RPC_STATUS_ERROR
) {
2593 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2594 free_nfs_cb_data(data
);
2597 if (status
== RPC_STATUS_CANCEL
) {
2598 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2599 free_nfs_cb_data(data
);
2604 if (res
->status
!= NFS3_OK
) {
2605 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
));
2606 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2607 free_nfs_cb_data(data
);
2611 data
->cb(0, nfs
, NULL
, data
->private_data
);
2612 free_nfs_cb_data(data
);
2615 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2617 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2619 /* steal the filehandle */
2620 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2621 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2622 data
->fh
.data
.data_val
= NULL
;
2624 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2625 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2626 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2627 free_nfs_cb_data(data
);
2634 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2636 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2638 /* steal the filehandle */
2639 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2640 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2641 data
->fh
.data
.data_val
= NULL
;
2643 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) {
2644 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2645 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2646 free_nfs_cb_data(data
);
2649 data
->continue_data
= NULL
;
2650 free_nfs_cb_data(data
);
2656 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2659 struct nfs_rename_data
*rename_data
;
2661 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2662 if (rename_data
== NULL
) {
2663 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
2666 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2668 rename_data
->oldpath
= strdup(oldpath
);
2669 if (rename_data
->oldpath
== NULL
) {
2670 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2671 free_nfs_rename_data(rename_data
);
2674 ptr
= rindex(rename_data
->oldpath
, '/');
2676 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2677 free_nfs_rename_data(rename_data
);
2682 rename_data
->oldobject
= ptr
;
2685 rename_data
->newpath
= strdup(newpath
);
2686 if (rename_data
->newpath
== NULL
) {
2687 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2688 free_nfs_rename_data(rename_data
);
2691 ptr
= rindex(rename_data
->newpath
, '/');
2693 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2694 free_nfs_rename_data(rename_data
);
2699 rename_data
->newobject
= ptr
;
2702 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2703 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2714 struct nfs_link_data
{
2716 struct nfs_fh3 oldfh
;
2719 struct nfs_fh3 newdir
;
2722 static void free_nfs_link_data(void *mem
)
2724 struct nfs_link_data
*data
= mem
;
2726 if (data
->oldpath
!= NULL
) {
2727 free(data
->oldpath
);
2729 if (data
->oldfh
.data
.data_val
!= NULL
) {
2730 free(data
->oldfh
.data
.data_val
);
2732 if (data
->newpath
!= NULL
) {
2733 free(data
->newpath
);
2735 if (data
->newdir
.data
.data_val
!= NULL
) {
2736 free(data
->newdir
.data
.data_val
);
2741 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2744 struct nfs_cb_data
*data
= private_data
;
2745 struct nfs_context
*nfs
= data
->nfs
;
2746 struct nfs_link_data
*link_data
= data
->continue_data
;
2748 if (status
== RPC_STATUS_ERROR
) {
2749 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2750 free_nfs_cb_data(data
);
2753 if (status
== RPC_STATUS_CANCEL
) {
2754 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2755 free_nfs_cb_data(data
);
2760 if (res
->status
!= NFS3_OK
) {
2761 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
));
2762 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2763 free_nfs_cb_data(data
);
2767 data
->cb(0, nfs
, NULL
, data
->private_data
);
2768 free_nfs_cb_data(data
);
2771 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2773 struct nfs_link_data
*link_data
= data
->continue_data
;
2775 /* steal the filehandle */
2776 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2777 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2778 data
->fh
.data
.data_val
= NULL
;
2780 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2781 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2782 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2783 free_nfs_cb_data(data
);
2790 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2792 struct nfs_link_data
*link_data
= data
->continue_data
;
2794 /* steal the filehandle */
2795 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2796 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2797 data
->fh
.data
.data_val
= NULL
;
2799 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) {
2800 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2801 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2802 free_nfs_cb_data(data
);
2805 data
->continue_data
= NULL
;
2806 free_nfs_cb_data(data
);
2812 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2815 struct nfs_link_data
*link_data
;
2817 link_data
= malloc(sizeof(struct nfs_link_data
));
2818 if (link_data
== NULL
) {
2819 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
2822 bzero(link_data
, sizeof(struct nfs_link_data
));
2824 link_data
->oldpath
= strdup(oldpath
);
2825 if (link_data
->oldpath
== NULL
) {
2826 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2827 free_nfs_link_data(link_data
);
2831 link_data
->newpath
= strdup(newpath
);
2832 if (link_data
->newpath
== NULL
) {
2833 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2834 free_nfs_link_data(link_data
);
2837 ptr
= rindex(link_data
->newpath
, '/');
2839 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2840 free_nfs_link_data(link_data
);
2845 link_data
->newobject
= ptr
;
2848 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2849 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2857 //qqq replace later with lseek()
2858 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2860 return nfsfh
->offset
;
2866 * Get the maximum supported READ3 size by the server
2868 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2870 return nfs
->readmax
;
2874 * Get the maximum supported WRITE3 size by the server
2876 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2878 return nfs
->writemax
;
2881 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
2886 va_start(ap
, error_string
);
2887 vasprintf(&str
, error_string
, ap
);
2888 if (nfs
->rpc
->error_string
!= NULL
) {
2889 free(nfs
->rpc
->error_string
);
2891 nfs
->rpc
->error_string
= str
;
2897 struct mount_cb_data
{
2903 static void free_mount_cb_data(struct mount_cb_data
*data
)
2905 if (data
->server
!= NULL
) {
2907 data
->server
= NULL
;
2913 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2915 struct mount_cb_data
*data
= private_data
;
2917 if (status
== RPC_STATUS_ERROR
) {
2918 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2919 free_mount_cb_data(data
);
2922 if (status
== RPC_STATUS_CANCEL
) {
2923 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2924 free_mount_cb_data(data
);
2928 data
->cb(rpc
, 0, command_data
, data
->private_data
);
2929 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
2930 rpc_set_error(rpc
, "Failed to disconnect\n");
2932 free_mount_cb_data(data
);
2935 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2937 struct mount_cb_data
*data
= private_data
;
2939 if (status
== RPC_STATUS_ERROR
) {
2940 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2941 free_mount_cb_data(data
);
2944 if (status
== RPC_STATUS_CANCEL
) {
2945 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2946 free_mount_cb_data(data
);
2950 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
2951 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2952 free_mount_cb_data(data
);
2957 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2959 struct mount_cb_data
*data
= private_data
;
2960 uint32_t mount_port
;
2962 if (status
== RPC_STATUS_ERROR
) {
2963 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2964 free_mount_cb_data(data
);
2967 if (status
== RPC_STATUS_CANCEL
) {
2968 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2969 free_mount_cb_data(data
);
2973 mount_port
= *(uint32_t *)command_data
;
2974 if (mount_port
== 0) {
2975 rpc_set_error(rpc
, "RPC error. Mount program is not available");
2976 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
2977 free_mount_cb_data(data
);
2981 rpc_disconnect(rpc
, "normal disconnect");
2982 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
2983 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2984 free_mount_cb_data(data
);
2989 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2991 struct mount_cb_data
*data
= private_data
;
2993 if (status
== RPC_STATUS_ERROR
) {
2994 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2995 free_mount_cb_data(data
);
2998 if (status
== RPC_STATUS_CANCEL
) {
2999 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3000 free_mount_cb_data(data
);
3004 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_3_cb
, private_data
) != 0) {
3005 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3006 free_mount_cb_data(data
);
3011 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3013 struct mount_cb_data
*data
= private_data
;
3015 if (status
== RPC_STATUS_ERROR
) {
3016 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3017 free_mount_cb_data(data
);
3020 if (status
== RPC_STATUS_CANCEL
) {
3021 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3022 free_mount_cb_data(data
);
3026 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3027 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3028 free_mount_cb_data(data
);
3033 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3035 struct mount_cb_data
*data
;
3037 data
= malloc(sizeof(struct mount_cb_data
));
3041 bzero(data
, sizeof(struct mount_cb_data
));
3043 data
->private_data
= private_data
;
3044 data
->server
= strdup(server
);
3045 if (data
->server
== NULL
) {
3046 free_mount_cb_data(data
);
3049 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3050 free_mount_cb_data(data
);
3057 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3062 const char *nfs_get_server(struct nfs_context
*nfs
) {
3066 const char *nfs_get_export(struct nfs_context
*nfs
) {