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
21 #include "win32_compat.h"
25 #include <sys/statvfs.h>
38 #include <sys/types.h>
41 #include <netinet/in.h>
42 #include "libnfs-zdr.h"
44 #include "libnfs-raw.h"
45 #include "libnfs-raw-mount.h"
46 #include "libnfs-raw-nfs.h"
47 #include "libnfs-private.h"
50 struct nfsdirent
*entries
;
51 struct nfsdirent
*current
;
61 struct rpc_context
*rpc
;
64 struct nfs_fh3 rootfh
;
69 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
71 while (nfsdir
->entries
) {
72 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
73 if (nfsdir
->entries
->name
!= NULL
) {
74 free(nfsdir
->entries
->name
);
76 free(nfsdir
->entries
);
77 nfsdir
->entries
= dirent
;
83 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
86 struct nfs_context
*nfs
;
88 char *saved_path
, *path
;
93 continue_func continue_cb
;
95 void (*free_continue_data
)(void *);
100 /* for multi-read/write calls. */
104 uint64_t start_offset
, max_offset
;
108 struct nfs_mcb_data
{
109 struct nfs_cb_data
*data
;
114 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
117 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
119 rpc_set_auth(nfs
->rpc
, auth
);
122 int nfs_get_fd(struct nfs_context
*nfs
)
124 return rpc_get_fd(nfs
->rpc
);
127 int nfs_queue_length(struct nfs_context
*nfs
)
129 return rpc_queue_length(nfs
->rpc
);
132 int nfs_which_events(struct nfs_context
*nfs
)
134 return rpc_which_events(nfs
->rpc
);
137 int nfs_service(struct nfs_context
*nfs
, int revents
)
139 return rpc_service(nfs
->rpc
, revents
);
142 char *nfs_get_error(struct nfs_context
*nfs
)
144 return rpc_get_error(nfs
->rpc
);
147 struct nfs_context
*nfs_init_context(void)
149 struct nfs_context
*nfs
;
151 nfs
= malloc(sizeof(struct nfs_context
));
155 nfs
->rpc
= rpc_init_context();
156 if (nfs
->rpc
== NULL
) {
164 nfs
->rootfh
.data
.data_len
= 0;
165 nfs
->rootfh
.data
.data_val
= NULL
;
170 void nfs_destroy_context(struct nfs_context
*nfs
)
172 rpc_destroy_context(nfs
->rpc
);
185 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
186 free(nfs
->rootfh
.data
.data_val
);
187 nfs
->rootfh
.data
.data_val
= NULL
;
193 void free_nfs_cb_data(struct nfs_cb_data
*data
)
195 if (data
->saved_path
!= NULL
) {
196 free(data
->saved_path
);
197 data
->saved_path
= NULL
;
200 if (data
->continue_data
!= NULL
) {
201 data
->free_continue_data(data
->continue_data
);
202 data
->continue_data
= NULL
;
205 if (data
->fh
.data
.data_val
!= NULL
) {
206 free(data
->fh
.data
.data_val
);
207 data
->fh
.data
.data_val
= NULL
;
210 if (data
->buffer
!= NULL
) {
222 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
224 struct nfs_cb_data
*data
= private_data
;
225 struct nfs_context
*nfs
= data
->nfs
;
227 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
229 if (status
== RPC_STATUS_ERROR
) {
230 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
231 free_nfs_cb_data(data
);
234 if (status
== RPC_STATUS_CANCEL
) {
235 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
236 free_nfs_cb_data(data
);
240 data
->cb(0, nfs
, NULL
, data
->private_data
);
241 free_nfs_cb_data(data
);
244 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
246 struct nfs_cb_data
*data
= private_data
;
247 struct nfs_context
*nfs
= data
->nfs
;
248 FSINFO3res
*res
= command_data
;
250 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
252 if (status
== RPC_STATUS_ERROR
) {
253 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
254 free_nfs_cb_data(data
);
257 if (status
== RPC_STATUS_CANCEL
) {
258 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
259 free_nfs_cb_data(data
);
263 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
264 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
266 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
267 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
268 free_nfs_cb_data(data
);
273 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
275 struct nfs_cb_data
*data
= private_data
;
276 struct nfs_context
*nfs
= data
->nfs
;
278 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
280 if (status
== RPC_STATUS_ERROR
) {
281 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
282 free_nfs_cb_data(data
);
285 if (status
== RPC_STATUS_CANCEL
) {
286 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
287 free_nfs_cb_data(data
);
291 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
292 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
293 free_nfs_cb_data(data
);
299 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
301 struct nfs_cb_data
*data
= private_data
;
302 struct nfs_context
*nfs
= data
->nfs
;
304 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
306 /* Dont want any more callbacks even if the socket is closed */
307 rpc
->connect_cb
= NULL
;
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
);
320 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
321 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
322 free_nfs_cb_data(data
);
328 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
330 struct nfs_cb_data
*data
= private_data
;
331 struct nfs_context
*nfs
= data
->nfs
;
334 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
336 if (status
== RPC_STATUS_ERROR
) {
337 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
338 free_nfs_cb_data(data
);
341 if (status
== RPC_STATUS_CANCEL
) {
342 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
343 free_nfs_cb_data(data
);
348 if (res
->fhs_status
!= MNT3_OK
) {
349 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
));
350 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
351 free_nfs_cb_data(data
);
355 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
356 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
357 if (nfs
->rootfh
.data
.data_val
== NULL
) {
358 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
359 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
360 free_nfs_cb_data(data
);
363 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
365 rpc_disconnect(rpc
, "normal disconnect");
366 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
367 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
368 free_nfs_cb_data(data
);
371 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
372 rpc_set_autoreconnect(rpc
);
376 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
378 struct nfs_cb_data
*data
= private_data
;
379 struct nfs_context
*nfs
= data
->nfs
;
381 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
383 if (status
== RPC_STATUS_ERROR
) {
384 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
385 free_nfs_cb_data(data
);
388 if (status
== RPC_STATUS_CANCEL
) {
389 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
390 free_nfs_cb_data(data
);
394 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
395 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
396 free_nfs_cb_data(data
);
401 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
403 struct nfs_cb_data
*data
= private_data
;
404 struct nfs_context
*nfs
= data
->nfs
;
406 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
408 /* Dont want any more callbacks even if the socket is closed */
409 rpc
->connect_cb
= NULL
;
411 if (status
== RPC_STATUS_ERROR
) {
412 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
413 free_nfs_cb_data(data
);
416 if (status
== RPC_STATUS_CANCEL
) {
417 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
418 free_nfs_cb_data(data
);
422 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
423 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
424 free_nfs_cb_data(data
);
429 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
431 struct nfs_cb_data
*data
= private_data
;
432 struct nfs_context
*nfs
= data
->nfs
;
435 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
437 if (status
== RPC_STATUS_ERROR
) {
438 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
439 free_nfs_cb_data(data
);
442 if (status
== RPC_STATUS_CANCEL
) {
443 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
444 free_nfs_cb_data(data
);
448 mount_port
= *(uint32_t *)command_data
;
449 if (mount_port
== 0) {
450 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
451 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
452 free_nfs_cb_data(data
);
456 rpc_disconnect(rpc
, "normal disconnect");
457 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
458 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
459 free_nfs_cb_data(data
);
465 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
467 struct nfs_cb_data
*data
= private_data
;
468 struct nfs_context
*nfs
= data
->nfs
;
470 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
472 if (status
== RPC_STATUS_ERROR
) {
473 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
474 free_nfs_cb_data(data
);
477 if (status
== RPC_STATUS_CANCEL
) {
478 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
479 free_nfs_cb_data(data
);
483 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
484 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
485 free_nfs_cb_data(data
);
490 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
492 struct nfs_cb_data
*data
= private_data
;
493 struct nfs_context
*nfs
= data
->nfs
;
495 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
497 /* Dont want any more callbacks even if the socket is closed */
498 rpc
->connect_cb
= NULL
;
500 if (status
== RPC_STATUS_ERROR
) {
501 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
502 free_nfs_cb_data(data
);
505 if (status
== RPC_STATUS_CANCEL
) {
506 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
507 free_nfs_cb_data(data
);
511 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
512 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
513 free_nfs_cb_data(data
);
519 * Async call for mounting an nfs share and geting the root filehandle
521 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
523 struct nfs_cb_data
*data
;
524 char *new_server
, *new_export
;
526 data
= malloc(sizeof(struct nfs_cb_data
));
528 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
531 memset(data
, 0, sizeof(struct nfs_cb_data
));
532 new_server
= strdup(server
);
533 new_export
= strdup(export
);
534 if (nfs
->server
!= NULL
) {
537 nfs
->server
= new_server
;
538 if (nfs
->export
!= NULL
) {
541 nfs
->export
= new_export
;
544 data
->private_data
= private_data
;
546 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
547 rpc_set_error(nfs
->rpc
, "Failed to start connection");
548 free_nfs_cb_data(data
);
558 * Functions to first look up a path, component by component, and then finally call a specific function once
559 * the filehandle for the final component is found.
561 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
563 struct nfs_cb_data
*data
= private_data
;
564 struct nfs_context
*nfs
= data
->nfs
;
567 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
569 if (status
== RPC_STATUS_ERROR
) {
570 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
571 free_nfs_cb_data(data
);
574 if (status
== RPC_STATUS_CANCEL
) {
575 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
576 free_nfs_cb_data(data
);
581 if (res
->status
!= NFS3_OK
) {
582 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
));
583 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
584 free_nfs_cb_data(data
);
588 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
589 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
590 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
591 free_nfs_cb_data(data
);
596 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
600 while (*data
->path
== '/') {
605 str
= strchr(path
, '/');
610 while (*data
->path
!= 0) {
616 data
->fh
.data
.data_len
= fh
->data
.data_len
;
617 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
618 if (data
->fh
.data
.data_val
== NULL
) {
619 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
620 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
621 free_nfs_cb_data(data
);
624 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
625 data
->continue_cb(nfs
, data
);
629 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
630 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
631 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
632 free_nfs_cb_data(data
);
638 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
)
640 struct nfs_cb_data
*data
;
642 if (path
[0] != '/') {
643 rpc_set_error(nfs
->rpc
, "Pathname is not absulute %s", path
);
647 data
= malloc(sizeof(struct nfs_cb_data
));
649 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
652 memset(data
, 0, sizeof(struct nfs_cb_data
));
655 data
->continue_cb
= continue_cb
;
656 data
->continue_data
= continue_data
;
657 data
->free_continue_data
= free_continue_data
;
658 data
->continue_int
= continue_int
;
659 data
->private_data
= private_data
;
660 data
->saved_path
= strdup(path
);
661 if (data
->saved_path
== NULL
) {
662 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
663 free_nfs_cb_data(data
);
666 data
->path
= data
->saved_path
;
668 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
669 /* return 0 here since the callback will be invoked if there is a failure */
682 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
685 struct nfs_cb_data
*data
= private_data
;
686 struct nfs_context
*nfs
= data
->nfs
;
689 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
691 if (status
== RPC_STATUS_ERROR
) {
692 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
693 free_nfs_cb_data(data
);
696 if (status
== RPC_STATUS_CANCEL
) {
697 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
698 free_nfs_cb_data(data
);
703 if (res
->status
!= NFS3_OK
) {
704 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
));
705 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
706 free_nfs_cb_data(data
);
711 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
712 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
713 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
714 st
.st_mode
|= S_IFDIR
;
716 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
717 st
.st_mode
|= S_IFREG
;
719 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
720 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
721 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
723 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
725 st
.st_blksize
= 4096;
726 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
728 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
729 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
730 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
732 data
->cb(0, nfs
, &st
, data
->private_data
);
733 free_nfs_cb_data(data
);
736 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
738 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
739 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
740 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
741 free_nfs_cb_data(data
);
747 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
749 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
750 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
764 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
767 struct nfs_cb_data
*data
= private_data
;
768 struct nfs_context
*nfs
= data
->nfs
;
770 unsigned int nfsmode
= 0;
772 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
774 if (status
== RPC_STATUS_ERROR
) {
775 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
776 free_nfs_cb_data(data
);
779 if (status
== RPC_STATUS_CANCEL
) {
780 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
781 free_nfs_cb_data(data
);
786 if (res
->status
!= NFS3_OK
) {
787 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
));
788 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
789 free_nfs_cb_data(data
);
793 if (data
->continue_int
& O_WRONLY
) {
794 nfsmode
|= ACCESS3_MODIFY
;
796 if (data
->continue_int
& O_RDWR
) {
797 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
799 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
800 nfsmode
|= ACCESS3_READ
;
804 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
805 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
806 nfsmode
&ACCESS3_READ
?'r':'-',
807 nfsmode
&ACCESS3_MODIFY
?'w':'-',
808 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
809 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
810 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
811 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
812 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
813 free_nfs_cb_data(data
);
817 nfsfh
= malloc(sizeof(struct nfsfh
));
819 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
820 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
821 free_nfs_cb_data(data
);
824 memset(nfsfh
, 0, sizeof(struct nfsfh
));
826 if (data
->continue_int
& O_SYNC
) {
830 /* steal the filehandle */
831 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
832 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
833 data
->fh
.data
.data_val
= NULL
;
835 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
836 free_nfs_cb_data(data
);
839 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
843 if (data
->continue_int
& O_WRONLY
) {
844 nfsmode
|= ACCESS3_MODIFY
;
846 if (data
->continue_int
& O_RDWR
) {
847 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
849 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
850 nfsmode
|= ACCESS3_READ
;
853 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
854 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
855 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
856 free_nfs_cb_data(data
);
862 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
864 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
865 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
879 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
881 struct nfs_cb_data
*data
= private_data
;
882 struct nfs_context
*nfs
= data
->nfs
;
885 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
887 if (status
== RPC_STATUS_ERROR
) {
888 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
889 free_nfs_cb_data(data
);
892 if (status
== RPC_STATUS_CANCEL
) {
893 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
894 free_nfs_cb_data(data
);
899 if (res
->status
!= NFS3_OK
) {
900 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
901 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
902 free_nfs_cb_data(data
);
906 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
907 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
908 free_nfs_cb_data(data
);
911 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
913 struct nfs_mcb_data
*mdata
= private_data
;
914 struct nfs_cb_data
*data
= mdata
->data
;
915 struct nfs_context
*nfs
= data
->nfs
;
918 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
922 if (status
== RPC_STATUS_ERROR
) {
923 /* flag the failure but do not invoke callback until we have received all responses */
926 if (status
== RPC_STATUS_CANCEL
) {
927 /* flag the cancellation but do not invoke callback until we have received all responses */
931 /* reassemble the data into the buffer */
932 if (status
== RPC_STATUS_SUCCESS
) {
934 if (res
->status
!= NFS3_OK
) {
935 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
938 if (res
->READ3res_u
.resok
.count
> 0) {
939 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
940 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
941 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
947 if (data
->num_calls
> 0) {
948 /* still waiting for more replies */
953 if (data
->error
!= 0) {
954 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
955 free_nfs_cb_data(data
);
959 if (data
->cancel
!= 0) {
960 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
961 free_nfs_cb_data(data
);
966 data
->nfsfh
->offset
= data
->max_offset
;
967 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
969 free_nfs_cb_data(data
);
973 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
975 struct nfs_cb_data
*data
;
977 data
= malloc(sizeof(struct nfs_cb_data
));
979 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
982 memset(data
, 0, sizeof(struct nfs_cb_data
));
985 data
->private_data
= private_data
;
988 nfsfh
->offset
= offset
;
990 if (count
<= nfs_get_readmax(nfs
)) {
991 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
992 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
993 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
994 free_nfs_cb_data(data
);
1000 /* trying to read more than maximum server read size, we has to chop it up into smaller
1001 * reads and collect into a reassembly buffer.
1002 * we send all reads in parallell so that performance is still good.
1004 data
->max_offset
= offset
;
1005 data
->start_offset
= offset
;
1007 data
->buffer
= malloc(count
);
1008 if (data
->buffer
== NULL
) {
1009 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1010 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1011 free_nfs_cb_data(data
);
1016 uint64_t readcount
= count
;
1017 struct nfs_mcb_data
*mdata
;
1019 if (readcount
> nfs_get_readmax(nfs
)) {
1020 readcount
= nfs_get_readmax(nfs
);
1023 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1024 if (mdata
== NULL
) {
1025 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1028 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1030 mdata
->offset
= offset
;
1031 mdata
->count
= readcount
;
1032 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
1033 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1034 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1040 offset
+= readcount
;
1050 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1052 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1060 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1062 struct nfs_cb_data
*data
= private_data
;
1063 struct nfs_context
*nfs
= data
->nfs
;
1066 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1068 if (status
== RPC_STATUS_ERROR
) {
1069 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1070 free_nfs_cb_data(data
);
1073 if (status
== RPC_STATUS_CANCEL
) {
1074 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1075 free_nfs_cb_data(data
);
1080 if (res
->status
!= NFS3_OK
) {
1081 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1082 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1083 free_nfs_cb_data(data
);
1087 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1088 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1089 free_nfs_cb_data(data
);
1092 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1094 struct nfs_mcb_data
*mdata
= private_data
;
1095 struct nfs_cb_data
*data
= mdata
->data
;
1096 struct nfs_context
*nfs
= data
->nfs
;
1099 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1103 if (status
== RPC_STATUS_ERROR
) {
1104 /* flag the failure but do not invoke callback until we have received all responses */
1107 if (status
== RPC_STATUS_CANCEL
) {
1108 /* flag the cancellation but do not invoke callback until we have received all responses */
1112 if (status
== RPC_STATUS_SUCCESS
) {
1114 if (res
->status
!= NFS3_OK
) {
1115 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1118 if (res
->WRITE3res_u
.resok
.count
> 0) {
1119 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1120 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1126 if (data
->num_calls
> 0) {
1127 /* still waiting for more replies */
1132 if (data
->error
!= 0) {
1133 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1134 free_nfs_cb_data(data
);
1138 if (data
->cancel
!= 0) {
1139 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1140 free_nfs_cb_data(data
);
1145 data
->nfsfh
->offset
= data
->max_offset
;
1146 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1148 free_nfs_cb_data(data
);
1153 int nfs_pwrite_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1155 struct nfs_cb_data
*data
;
1157 data
= malloc(sizeof(struct nfs_cb_data
));
1159 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1162 memset(data
, 0, sizeof(struct nfs_cb_data
));
1165 data
->private_data
= private_data
;
1166 data
->nfsfh
= nfsfh
;
1168 nfsfh
->offset
= offset
;
1170 if (count
<= nfs_get_writemax(nfs
)) {
1171 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1172 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1173 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1174 free_nfs_cb_data(data
);
1180 /* trying to write more than maximum server write size, we has to chop it up into smaller
1182 * we send all writes in parallell so that performance is still good.
1184 data
->max_offset
= offset
;
1185 data
->start_offset
= offset
;
1188 uint64_t writecount
= count
;
1189 struct nfs_mcb_data
*mdata
;
1191 if (writecount
> nfs_get_writemax(nfs
)) {
1192 writecount
= nfs_get_writemax(nfs
);
1195 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1196 if (mdata
== NULL
) {
1197 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1200 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1202 mdata
->offset
= offset
;
1203 mdata
->count
= writecount
;
1205 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &nfsfh
->fh
, &buf
[offset
- data
->start_offset
], offset
, writecount
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, mdata
) != 0) {
1206 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1207 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1212 count
-= writecount
;
1213 offset
+= writecount
;
1223 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1225 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1235 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1237 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1238 free(nfsfh
->fh
.data
.data_val
);
1239 nfsfh
->fh
.data
.data_val
= NULL
;
1243 cb(0, nfs
, NULL
, private_data
);
1254 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1256 struct nfs_cb_data
*data
;
1258 data
= malloc(sizeof(struct nfs_cb_data
));
1260 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1263 memset(data
, 0, sizeof(struct nfs_cb_data
));
1266 data
->private_data
= private_data
;
1268 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1269 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1270 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1271 free_nfs_cb_data(data
);
1282 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1284 struct nfs_cb_data
*data
= private_data
;
1285 struct nfs_context
*nfs
= data
->nfs
;
1288 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1290 if (status
== RPC_STATUS_ERROR
) {
1291 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1292 free_nfs_cb_data(data
);
1295 if (status
== RPC_STATUS_CANCEL
) {
1296 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1297 free_nfs_cb_data(data
);
1302 if (res
->status
!= NFS3_OK
) {
1303 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1304 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1305 free_nfs_cb_data(data
);
1309 data
->cb(0, nfs
, NULL
, data
->private_data
);
1310 free_nfs_cb_data(data
);
1313 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1315 struct nfs_cb_data
*data
;
1317 data
= malloc(sizeof(struct nfs_cb_data
));
1319 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1322 memset(data
, 0, sizeof(struct nfs_cb_data
));
1325 data
->private_data
= private_data
;
1327 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1328 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1329 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1330 free_nfs_cb_data(data
);
1342 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1344 struct nfs_cb_data
*data
= private_data
;
1345 struct nfs_context
*nfs
= data
->nfs
;
1348 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1350 if (status
== RPC_STATUS_ERROR
) {
1351 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1352 free_nfs_cb_data(data
);
1355 if (status
== RPC_STATUS_CANCEL
) {
1356 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1357 free_nfs_cb_data(data
);
1362 if (res
->status
!= NFS3_OK
) {
1363 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1364 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1365 free_nfs_cb_data(data
);
1369 data
->cb(0, nfs
, NULL
, data
->private_data
);
1370 free_nfs_cb_data(data
);
1373 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1375 struct nfs_cb_data
*data
;
1378 data
= malloc(sizeof(struct nfs_cb_data
));
1380 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1383 memset(data
, 0, sizeof(struct nfs_cb_data
));
1386 data
->private_data
= private_data
;
1388 memset(&args
, 0, sizeof(SETATTR3args
));
1389 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1390 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1391 args
.new_attributes
.size
.set_it
= 1;
1392 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1394 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1395 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1396 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1397 free_nfs_cb_data(data
);
1407 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1409 uint64_t offset
= data
->continue_int
;
1412 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1413 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1415 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1416 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1417 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1418 free_nfs_cb_data(data
);
1421 free_nfs_cb_data(data
);
1425 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1431 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1432 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1445 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1448 struct nfs_cb_data
*data
= private_data
;
1449 struct nfs_context
*nfs
= data
->nfs
;
1450 char *str
= data
->continue_data
;
1452 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1454 str
= &str
[strlen(str
) + 1];
1456 if (status
== RPC_STATUS_ERROR
) {
1457 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1458 free_nfs_cb_data(data
);
1461 if (status
== RPC_STATUS_CANCEL
) {
1462 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1463 free_nfs_cb_data(data
);
1468 if (res
->status
!= NFS3_OK
) {
1469 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
));
1470 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1471 free_nfs_cb_data(data
);
1475 data
->cb(0, nfs
, NULL
, data
->private_data
);
1476 free_nfs_cb_data(data
);
1479 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1481 char *str
= data
->continue_data
;
1484 str
= &str
[strlen(str
) + 1];
1486 memset(&args
, 0, sizeof(MKDIR3args
));
1487 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1488 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1489 args
.where
.name
= str
;
1490 args
.attributes
.mode
.set_it
= 1;
1491 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1493 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1494 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1495 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1496 free_nfs_cb_data(data
);
1502 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1507 new_path
= strdup(path
);
1508 if (new_path
== NULL
) {
1509 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1513 ptr
= strrchr(new_path
, '/');
1515 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1520 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1521 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1522 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1536 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1539 struct nfs_cb_data
*data
= private_data
;
1540 struct nfs_context
*nfs
= data
->nfs
;
1541 char *str
= data
->continue_data
;
1543 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1545 str
= &str
[strlen(str
) + 1];
1547 if (status
== RPC_STATUS_ERROR
) {
1548 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1549 free_nfs_cb_data(data
);
1552 if (status
== RPC_STATUS_CANCEL
) {
1553 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1554 free_nfs_cb_data(data
);
1559 if (res
->status
!= NFS3_OK
) {
1560 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
));
1561 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1562 free_nfs_cb_data(data
);
1566 data
->cb(0, nfs
, NULL
, data
->private_data
);
1567 free_nfs_cb_data(data
);
1570 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1572 char *str
= data
->continue_data
;
1574 str
= &str
[strlen(str
) + 1];
1576 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1577 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1578 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1579 free_nfs_cb_data(data
);
1585 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1590 new_path
= strdup(path
);
1591 if (new_path
== NULL
) {
1592 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1596 ptr
= strrchr(new_path
, '/');
1598 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1603 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1604 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1605 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1618 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1621 struct nfs_cb_data
*data
= private_data
;
1622 struct nfs_context
*nfs
= data
->nfs
;
1623 struct nfsfh
*nfsfh
;
1624 char *str
= data
->continue_data
;
1626 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1628 if (status
== RPC_STATUS_ERROR
) {
1629 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1630 free_nfs_cb_data(data
);
1633 if (status
== RPC_STATUS_CANCEL
) {
1634 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1635 free_nfs_cb_data(data
);
1639 str
= &str
[strlen(str
) + 1];
1641 if (res
->status
!= NFS3_OK
) {
1642 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
));
1643 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1648 nfsfh
= malloc(sizeof(struct nfsfh
));
1649 if (nfsfh
== NULL
) {
1650 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1651 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1652 free_nfs_cb_data(data
);
1655 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1657 /* steal the filehandle */
1658 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1659 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1660 data
->fh
.data
.data_val
= NULL
;
1662 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1663 free_nfs_cb_data(data
);
1668 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1671 struct nfs_cb_data
*data
= private_data
;
1672 struct nfs_context
*nfs
= data
->nfs
;
1673 char *str
= data
->continue_data
;
1675 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1677 if (status
== RPC_STATUS_ERROR
) {
1678 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1679 free_nfs_cb_data(data
);
1682 if (status
== RPC_STATUS_CANCEL
) {
1683 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1684 free_nfs_cb_data(data
);
1688 str
= &str
[strlen(str
) + 1];
1690 if (res
->status
!= NFS3_OK
) {
1691 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
));
1692 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1697 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1698 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1699 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1700 free_nfs_cb_data(data
);
1706 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1708 char *str
= data
->continue_data
;
1711 str
= &str
[strlen(str
) + 1];
1714 memset(&args
, 0, sizeof(CREATE3args
));
1715 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1716 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1717 args
.where
.name
= str
;
1718 args
.how
.mode
= UNCHECKED
;
1719 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
1720 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
1722 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
1723 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1724 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1725 free_nfs_cb_data(data
);
1731 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1736 new_path
= strdup(path
);
1737 if (new_path
== NULL
) {
1738 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1742 ptr
= strrchr(new_path
, '/');
1744 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1749 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1750 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1751 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1764 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1767 struct nfs_cb_data
*data
= private_data
;
1768 struct nfs_context
*nfs
= data
->nfs
;
1769 char *str
= data
->continue_data
;
1771 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1773 str
= &str
[strlen(str
) + 1];
1775 if (status
== RPC_STATUS_ERROR
) {
1776 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1777 free_nfs_cb_data(data
);
1780 if (status
== RPC_STATUS_CANCEL
) {
1781 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1782 free_nfs_cb_data(data
);
1787 if (res
->status
!= NFS3_OK
) {
1788 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
));
1789 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1790 free_nfs_cb_data(data
);
1794 data
->cb(0, nfs
, NULL
, data
->private_data
);
1795 free_nfs_cb_data(data
);
1798 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1800 char *str
= data
->continue_data
;
1802 str
= &str
[strlen(str
) + 1];
1804 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1805 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1806 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1807 free_nfs_cb_data(data
);
1813 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1818 new_path
= strdup(path
);
1819 if (new_path
== NULL
) {
1820 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1824 ptr
= strrchr(new_path
, '/');
1826 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1831 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1832 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1833 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1844 struct mknod_cb_data
{
1851 static void free_mknod_cb_data(void *ptr
)
1853 struct mknod_cb_data
*data
= ptr
;
1859 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1862 struct nfs_cb_data
*data
= private_data
;
1863 struct nfs_context
*nfs
= data
->nfs
;
1864 char *str
= data
->continue_data
;
1866 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1868 str
= &str
[strlen(str
) + 1];
1870 if (status
== RPC_STATUS_ERROR
) {
1871 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1872 free_nfs_cb_data(data
);
1875 if (status
== RPC_STATUS_CANCEL
) {
1876 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1877 free_nfs_cb_data(data
);
1882 if (res
->status
!= NFS3_OK
) {
1883 rpc_set_error(nfs
->rpc
, "NFS: MKNOD of %s/%s failed with %s(%d)", data
->saved_path
, str
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1884 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1885 free_nfs_cb_data(data
);
1889 data
->cb(0, nfs
, NULL
, data
->private_data
);
1890 free_nfs_cb_data(data
);
1893 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1895 struct mknod_cb_data
*cb_data
= data
->continue_data
;
1896 char *str
= cb_data
->path
;
1898 str
= &str
[strlen(str
) + 1];
1900 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
1901 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1902 free_nfs_cb_data(data
);
1908 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
1911 struct mknod_cb_data
*cb_data
;
1913 cb_data
= malloc(sizeof(struct mknod_cb_data
));
1914 if (cb_data
== NULL
) {
1915 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
1919 cb_data
->path
= strdup(path
);
1920 if (cb_data
->path
== NULL
) {
1921 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1926 ptr
= strrchr(cb_data
->path
, '/');
1928 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1933 cb_data
->mode
= mode
;
1934 cb_data
->major
= major(dev
);
1935 cb_data
->minor
= minor(dev
);
1937 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1938 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
1939 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1940 free_mknod_cb_data(cb_data
);
1951 /* ReadDirPlus Emulation Callback data */
1952 struct rdpe_cb_data
{
1955 struct nfs_cb_data
*data
;
1958 /* ReadDirPlus Emulation LOOKUP Callback data */
1959 struct rdpe_lookup_cb_data
{
1960 struct rdpe_cb_data
*rdpe_cb_data
;
1961 struct nfsdirent
*nfsdirent
;
1964 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
1965 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1967 LOOKUP3res
*res
= command_data
;
1968 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
1969 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
1970 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
1971 struct nfsdir
*nfsdir
= data
->continue_data
;
1972 struct nfs_context
*nfs
= data
->nfs
;
1973 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
1975 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1977 free(rdpe_lookup_cb_data
);
1979 rdpe_cb_data
->getattrcount
--;
1981 if (status
== RPC_STATUS_ERROR
) {
1982 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
1984 if (status
== RPC_STATUS_CANCEL
) {
1985 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
1987 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
1988 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
1990 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
1991 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
1992 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
1994 nfsdirent
->type
= attributes
->type
;
1995 nfsdirent
->mode
= attributes
->mode
;
1996 nfsdirent
->size
= attributes
->size
;
1998 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
1999 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2000 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2001 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2002 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2003 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2007 if (rdpe_cb_data
->getattrcount
== 0) {
2008 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2009 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2010 nfs_free_nfsdir(nfsdir
);
2012 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2016 data
->continue_data
= NULL
;
2017 free_nfs_cb_data(data
);
2021 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2023 READDIR3res
*res
= command_data
;
2024 struct nfs_cb_data
*data
= private_data
;
2025 struct nfs_context
*nfs
= data
->nfs
;
2026 struct nfsdir
*nfsdir
= data
->continue_data
;
2027 struct nfsdirent
*nfsdirent
;
2028 struct entry3
*entry
;
2030 struct rdpe_cb_data
*rdpe_cb_data
;
2032 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2034 if (status
== RPC_STATUS_ERROR
) {
2035 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2036 nfs_free_nfsdir(nfsdir
);
2037 data
->continue_data
= NULL
;
2038 free_nfs_cb_data(data
);
2042 if (status
== RPC_STATUS_CANCEL
) {
2043 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2044 nfs_free_nfsdir(nfsdir
);
2045 data
->continue_data
= NULL
;
2046 free_nfs_cb_data(data
);
2050 if (res
->status
!= NFS3_OK
) {
2051 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
));
2052 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2053 nfs_free_nfsdir(nfsdir
);
2054 data
->continue_data
= NULL
;
2055 free_nfs_cb_data(data
);
2059 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2060 while (entry
!= NULL
) {
2061 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2062 if (nfsdirent
== NULL
) {
2063 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2064 nfs_free_nfsdir(nfsdir
);
2065 data
->continue_data
= NULL
;
2066 free_nfs_cb_data(data
);
2069 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2070 nfsdirent
->name
= strdup(entry
->name
);
2071 if (nfsdirent
->name
== NULL
) {
2072 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2073 nfs_free_nfsdir(nfsdir
);
2074 data
->continue_data
= NULL
;
2075 free_nfs_cb_data(data
);
2078 nfsdirent
->inode
= entry
->fileid
;
2080 nfsdirent
->next
= nfsdir
->entries
;
2081 nfsdir
->entries
= nfsdirent
;
2083 cookie
= entry
->cookie
;
2084 entry
= entry
->nextentry
;
2087 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2088 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2089 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2090 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2091 nfs_free_nfsdir(nfsdir
);
2092 data
->continue_data
= NULL
;
2093 free_nfs_cb_data(data
);
2099 /* steal the dirhandle */
2100 nfsdir
->current
= nfsdir
->entries
;
2102 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2103 rdpe_cb_data
->getattrcount
= 0;
2104 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2105 rdpe_cb_data
->data
= data
;
2106 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2107 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2109 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2110 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2111 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2113 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &data
->fh
, nfsdirent
->name
, rdpe_lookup_cb_data
) != 0) {
2114 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2116 /* if we have already commands in flight, we cant just stop, we have to wait for the
2117 * commands in flight to complete
2119 if (rdpe_cb_data
->getattrcount
> 0) {
2120 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2121 free(rdpe_lookup_cb_data
);
2125 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2126 nfs_free_nfsdir(nfsdir
);
2127 data
->continue_data
= NULL
;
2128 free_nfs_cb_data(data
);
2129 free(rdpe_lookup_cb_data
);
2133 rdpe_cb_data
->getattrcount
++;
2138 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2140 READDIRPLUS3res
*res
= command_data
;
2141 struct nfs_cb_data
*data
= private_data
;
2142 struct nfs_context
*nfs
= data
->nfs
;
2143 struct nfsdir
*nfsdir
= data
->continue_data
;
2144 struct entryplus3
*entry
;
2147 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2149 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2152 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2153 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2154 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2155 nfs_free_nfsdir(nfsdir
);
2156 data
->continue_data
= NULL
;
2157 free_nfs_cb_data(data
);
2163 if (status
== RPC_STATUS_CANCEL
) {
2164 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2165 nfs_free_nfsdir(nfsdir
);
2166 data
->continue_data
= NULL
;
2167 free_nfs_cb_data(data
);
2171 if (res
->status
!= NFS3_OK
) {
2172 rpc_set_error(nfs
->rpc
, "NFS: READDIRPLUS of %s failed with %s(%d)", data
->saved_path
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2173 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2174 nfs_free_nfsdir(nfsdir
);
2175 data
->continue_data
= NULL
;
2176 free_nfs_cb_data(data
);
2180 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2181 while (entry
!= NULL
) {
2182 struct nfsdirent
*nfsdirent
;
2184 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2185 if (nfsdirent
== NULL
) {
2186 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2187 nfs_free_nfsdir(nfsdir
);
2188 data
->continue_data
= NULL
;
2189 free_nfs_cb_data(data
);
2192 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2193 nfsdirent
->name
= strdup(entry
->name
);
2194 if (nfsdirent
->name
== NULL
) {
2195 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2196 nfs_free_nfsdir(nfsdir
);
2197 data
->continue_data
= NULL
;
2198 free_nfs_cb_data(data
);
2201 nfsdirent
->inode
= entry
->fileid
;
2202 if (entry
->name_attributes
.attributes_follow
) {
2203 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2204 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2205 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2207 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2208 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2209 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2210 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2211 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2212 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2215 nfsdirent
->next
= nfsdir
->entries
;
2216 nfsdir
->entries
= nfsdirent
;
2218 cookie
= entry
->cookie
;
2219 entry
= entry
->nextentry
;
2222 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2223 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2224 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2225 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2226 nfs_free_nfsdir(nfsdir
);
2227 data
->continue_data
= NULL
;
2228 free_nfs_cb_data(data
);
2234 /* steal the dirhandle */
2235 data
->continue_data
= NULL
;
2236 nfsdir
->current
= nfsdir
->entries
;
2238 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2239 free_nfs_cb_data(data
);
2242 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2246 memset(cv
, 0, sizeof(cookieverf3
));
2247 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2248 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2249 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2250 free_nfs_cb_data(data
);
2256 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2258 struct nfsdir
*nfsdir
;
2260 nfsdir
= malloc(sizeof(struct nfsdir
));
2261 if (nfsdir
== NULL
) {
2262 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2265 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2267 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2268 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2276 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2278 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2280 if (nfsdir
->current
!= NULL
) {
2281 nfsdir
->current
= nfsdir
->current
->next
;
2287 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2289 nfs_free_nfsdir(nfsdir
);
2301 struct lseek_cb_data
{
2302 struct nfs_context
*nfs
;
2303 struct nfsfh
*nfsfh
;
2309 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2312 struct lseek_cb_data
*data
= private_data
;
2313 struct nfs_context
*nfs
= data
->nfs
;
2315 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2317 if (status
== RPC_STATUS_ERROR
) {
2318 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2322 if (status
== RPC_STATUS_CANCEL
) {
2323 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2329 if (res
->status
!= NFS3_OK
) {
2330 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2331 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2336 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2337 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2341 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2343 struct lseek_cb_data
*data
;
2345 if (whence
== SEEK_SET
) {
2346 nfsfh
->offset
= offset
;
2347 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2350 if (whence
== SEEK_CUR
) {
2351 nfsfh
->offset
+= offset
;
2352 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2356 data
= malloc(sizeof(struct lseek_cb_data
));
2358 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2363 data
->nfsfh
= nfsfh
;
2364 data
->offset
= offset
;
2366 data
->private_data
= private_data
;
2368 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
2369 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2382 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2385 struct nfs_cb_data
*data
= private_data
;
2386 struct nfs_context
*nfs
= data
->nfs
;
2387 struct statvfs svfs
;
2389 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2391 if (status
== RPC_STATUS_ERROR
) {
2392 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2393 free_nfs_cb_data(data
);
2396 if (status
== RPC_STATUS_CANCEL
) {
2397 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2398 free_nfs_cb_data(data
);
2403 if (res
->status
!= NFS3_OK
) {
2404 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
));
2405 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2406 free_nfs_cb_data(data
);
2410 svfs
.f_bsize
= 4096;
2411 svfs
.f_frsize
= 4096;
2412 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2413 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2414 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2415 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2416 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2417 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2420 svfs
.f_namemax
= 256;
2422 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2423 free_nfs_cb_data(data
);
2426 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2428 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2429 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2430 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2431 free_nfs_cb_data(data
);
2437 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2439 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2440 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2453 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2456 struct nfs_cb_data
*data
= private_data
;
2457 struct nfs_context
*nfs
= data
->nfs
;
2459 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2461 if (status
== RPC_STATUS_ERROR
) {
2462 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2463 free_nfs_cb_data(data
);
2466 if (status
== RPC_STATUS_CANCEL
) {
2467 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2468 free_nfs_cb_data(data
);
2473 if (res
->status
!= NFS3_OK
) {
2474 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
));
2475 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2476 free_nfs_cb_data(data
);
2481 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2482 free_nfs_cb_data(data
);
2485 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2489 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2490 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2492 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2493 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2494 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2495 free_nfs_cb_data(data
);
2501 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2503 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2504 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2517 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2519 struct nfs_cb_data
*data
= private_data
;
2520 struct nfs_context
*nfs
= data
->nfs
;
2523 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2525 if (status
== RPC_STATUS_ERROR
) {
2526 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2527 free_nfs_cb_data(data
);
2530 if (status
== RPC_STATUS_CANCEL
) {
2531 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2532 free_nfs_cb_data(data
);
2537 if (res
->status
!= NFS3_OK
) {
2538 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2539 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2540 free_nfs_cb_data(data
);
2544 data
->cb(0, nfs
, NULL
, data
->private_data
);
2545 free_nfs_cb_data(data
);
2548 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2552 memset(&args
, 0, sizeof(SETATTR3args
));
2553 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2554 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2555 args
.new_attributes
.mode
.set_it
= 1;
2556 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2558 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2559 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2560 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2561 free_nfs_cb_data(data
);
2568 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2570 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2571 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2581 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2583 struct nfs_cb_data
*data
;
2585 data
= malloc(sizeof(struct nfs_cb_data
));
2587 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2590 memset(data
, 0, sizeof(struct nfs_cb_data
));
2593 data
->private_data
= private_data
;
2594 data
->continue_int
= mode
;
2595 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2596 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2597 if (data
->fh
.data
.data_val
== NULL
) {
2598 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2599 free_nfs_cb_data(data
);
2602 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2604 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2605 free_nfs_cb_data(data
);
2617 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2619 struct nfs_cb_data
*data
= private_data
;
2620 struct nfs_context
*nfs
= data
->nfs
;
2623 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2625 if (status
== RPC_STATUS_ERROR
) {
2626 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2627 free_nfs_cb_data(data
);
2630 if (status
== RPC_STATUS_CANCEL
) {
2631 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2632 free_nfs_cb_data(data
);
2637 if (res
->status
!= NFS3_OK
) {
2638 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2639 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2640 free_nfs_cb_data(data
);
2644 data
->cb(0, nfs
, NULL
, data
->private_data
);
2645 free_nfs_cb_data(data
);
2648 struct nfs_chown_data
{
2653 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2656 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2658 memset(&args
, 0, sizeof(SETATTR3args
));
2659 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2660 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2661 if (chown_data
->uid
!= (uid_t
)-1) {
2662 args
.new_attributes
.uid
.set_it
= 1;
2663 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2665 if (chown_data
->gid
!= (gid_t
)-1) {
2666 args
.new_attributes
.gid
.set_it
= 1;
2667 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2670 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2671 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2672 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2673 free_nfs_cb_data(data
);
2680 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2682 struct nfs_chown_data
*chown_data
;
2684 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2685 if (chown_data
== NULL
) {
2686 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2690 chown_data
->uid
= uid
;
2691 chown_data
->gid
= gid
;
2693 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2694 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2705 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2707 struct nfs_cb_data
*data
;
2708 struct nfs_chown_data
*chown_data
;
2710 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2711 if (chown_data
== NULL
) {
2712 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2716 chown_data
->uid
= uid
;
2717 chown_data
->gid
= gid
;
2720 data
= malloc(sizeof(struct nfs_cb_data
));
2722 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2725 memset(data
, 0, sizeof(struct nfs_cb_data
));
2728 data
->private_data
= private_data
;
2729 data
->continue_data
= chown_data
;
2730 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2731 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2732 if (data
->fh
.data
.data_val
== NULL
) {
2733 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2734 free_nfs_cb_data(data
);
2737 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2740 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2741 free_nfs_cb_data(data
);
2755 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2757 struct nfs_cb_data
*data
= private_data
;
2758 struct nfs_context
*nfs
= data
->nfs
;
2761 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2763 if (status
== RPC_STATUS_ERROR
) {
2764 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2765 free_nfs_cb_data(data
);
2768 if (status
== RPC_STATUS_CANCEL
) {
2769 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2770 free_nfs_cb_data(data
);
2775 if (res
->status
!= NFS3_OK
) {
2776 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2777 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2778 free_nfs_cb_data(data
);
2782 data
->cb(0, nfs
, NULL
, data
->private_data
);
2783 free_nfs_cb_data(data
);
2786 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2789 struct timeval
*utimes_data
= data
->continue_data
;
2791 memset(&args
, 0, sizeof(SETATTR3args
));
2792 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2793 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2794 if (utimes_data
!= NULL
) {
2795 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2796 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2797 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2798 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2799 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2800 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2802 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2803 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2806 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2807 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2808 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2809 free_nfs_cb_data(data
);
2816 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2818 struct timeval
*new_times
= NULL
;
2820 if (times
!= NULL
) {
2821 new_times
= malloc(sizeof(struct timeval
)*2);
2822 if (new_times
== NULL
) {
2823 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2827 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2830 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2831 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2841 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2843 struct timeval
*new_times
= NULL
;
2845 if (times
!= NULL
) {
2846 new_times
= malloc(sizeof(struct timeval
)*2);
2847 if (new_times
== NULL
) {
2848 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2852 new_times
[0].tv_sec
= times
->actime
;
2853 new_times
[0].tv_usec
= 0;
2854 new_times
[1].tv_sec
= times
->modtime
;
2855 new_times
[1].tv_usec
= 0;
2858 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2859 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2873 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2876 struct nfs_cb_data
*data
= private_data
;
2877 struct nfs_context
*nfs
= data
->nfs
;
2878 unsigned int nfsmode
= 0;
2880 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2882 if (status
== RPC_STATUS_ERROR
) {
2883 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2884 free_nfs_cb_data(data
);
2887 if (status
== RPC_STATUS_CANCEL
) {
2888 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2889 free_nfs_cb_data(data
);
2894 if (res
->status
!= NFS3_OK
) {
2895 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
));
2896 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2897 free_nfs_cb_data(data
);
2901 if (data
->continue_int
& R_OK
) {
2902 nfsmode
|= ACCESS3_READ
;
2904 if (data
->continue_int
& W_OK
) {
2905 nfsmode
|= ACCESS3_MODIFY
;
2907 if (data
->continue_int
& X_OK
) {
2908 nfsmode
|= ACCESS3_EXECUTE
;
2911 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2912 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2913 nfsmode
&ACCESS3_READ
?'r':'-',
2914 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2915 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2916 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2917 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2918 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2919 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2920 free_nfs_cb_data(data
);
2924 data
->cb(0, nfs
, NULL
, data
->private_data
);
2925 free_nfs_cb_data(data
);
2928 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2932 if (data
->continue_int
& R_OK
) {
2933 nfsmode
|= ACCESS3_READ
;
2935 if (data
->continue_int
& W_OK
) {
2936 nfsmode
|= ACCESS3_MODIFY
;
2938 if (data
->continue_int
& X_OK
) {
2939 nfsmode
|= ACCESS3_EXECUTE
;
2942 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2943 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2944 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2945 free_nfs_cb_data(data
);
2951 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2953 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2954 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2966 struct nfs_symlink_data
{
2968 char *newpathparent
;
2969 char *newpathobject
;
2972 static void free_nfs_symlink_data(void *mem
)
2974 struct nfs_symlink_data
*data
= mem
;
2976 if (data
->oldpath
!= NULL
) {
2977 free(data
->oldpath
);
2979 if (data
->newpathparent
!= NULL
) {
2980 free(data
->newpathparent
);
2982 if (data
->newpathobject
!= NULL
) {
2983 free(data
->newpathobject
);
2988 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2991 struct nfs_cb_data
*data
= private_data
;
2992 struct nfs_context
*nfs
= data
->nfs
;
2993 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2995 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2997 if (status
== RPC_STATUS_ERROR
) {
2998 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2999 free_nfs_cb_data(data
);
3002 if (status
== RPC_STATUS_CANCEL
) {
3003 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3004 free_nfs_cb_data(data
);
3009 if (res
->status
!= NFS3_OK
) {
3010 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
));
3011 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3012 free_nfs_cb_data(data
);
3016 data
->cb(0, nfs
, NULL
, data
->private_data
);
3017 free_nfs_cb_data(data
);
3020 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3022 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3025 memset(&sa
, 0, sizeof(SYMLINK3args
));
3026 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3027 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3028 sa
.where
.name
= symlink_data
->newpathobject
;
3029 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3030 sa
.symlink
.symlink_attributes
.mode
.set_mode3_u
.mode
= S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
;
3031 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3033 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3034 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3035 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3036 free_nfs_cb_data(data
);
3042 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3045 struct nfs_symlink_data
*symlink_data
;
3047 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3048 if (symlink_data
== NULL
) {
3049 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3052 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3054 symlink_data
->oldpath
= strdup(oldpath
);
3055 if (symlink_data
->oldpath
== NULL
) {
3056 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3057 free_nfs_symlink_data(symlink_data
);
3061 symlink_data
->newpathparent
= strdup(newpath
);
3062 if (symlink_data
->newpathparent
== NULL
) {
3063 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3064 free_nfs_symlink_data(symlink_data
);
3068 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3070 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3071 free_nfs_symlink_data(symlink_data
);
3077 symlink_data
->newpathobject
= strdup(ptr
);
3078 if (symlink_data
->newpathobject
== NULL
) {
3079 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3080 free_nfs_symlink_data(symlink_data
);
3084 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3085 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3097 struct nfs_rename_data
{
3100 struct nfs_fh3 olddir
;
3103 struct nfs_fh3 newdir
;
3106 static void free_nfs_rename_data(void *mem
)
3108 struct nfs_rename_data
*data
= mem
;
3110 if (data
->oldpath
!= NULL
) {
3111 free(data
->oldpath
);
3113 if (data
->olddir
.data
.data_val
!= NULL
) {
3114 free(data
->olddir
.data
.data_val
);
3116 if (data
->newpath
!= NULL
) {
3117 free(data
->newpath
);
3119 if (data
->newdir
.data
.data_val
!= NULL
) {
3120 free(data
->newdir
.data
.data_val
);
3125 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3128 struct nfs_cb_data
*data
= private_data
;
3129 struct nfs_context
*nfs
= data
->nfs
;
3130 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3132 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3134 if (status
== RPC_STATUS_ERROR
) {
3135 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3136 free_nfs_cb_data(data
);
3139 if (status
== RPC_STATUS_CANCEL
) {
3140 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3141 free_nfs_cb_data(data
);
3146 if (res
->status
!= NFS3_OK
) {
3147 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
));
3148 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3149 free_nfs_cb_data(data
);
3153 data
->cb(0, nfs
, NULL
, data
->private_data
);
3154 free_nfs_cb_data(data
);
3157 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3159 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3161 /* steal the filehandle */
3162 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3163 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3164 data
->fh
.data
.data_val
= NULL
;
3166 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3167 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3168 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3169 free_nfs_cb_data(data
);
3176 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3178 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3180 /* steal the filehandle */
3181 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3182 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3183 data
->fh
.data
.data_val
= NULL
;
3185 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) {
3186 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3187 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3188 free_nfs_cb_data(data
);
3191 data
->continue_data
= NULL
;
3192 free_nfs_cb_data(data
);
3198 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3201 struct nfs_rename_data
*rename_data
;
3203 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3204 if (rename_data
== NULL
) {
3205 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3208 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3210 rename_data
->oldpath
= strdup(oldpath
);
3211 if (rename_data
->oldpath
== NULL
) {
3212 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3213 free_nfs_rename_data(rename_data
);
3216 ptr
= strrchr(rename_data
->oldpath
, '/');
3218 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3219 free_nfs_rename_data(rename_data
);
3224 rename_data
->oldobject
= ptr
;
3227 rename_data
->newpath
= strdup(newpath
);
3228 if (rename_data
->newpath
== NULL
) {
3229 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3230 free_nfs_rename_data(rename_data
);
3233 ptr
= strrchr(rename_data
->newpath
, '/');
3235 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3236 free_nfs_rename_data(rename_data
);
3241 rename_data
->newobject
= ptr
;
3244 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3245 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3256 struct nfs_link_data
{
3258 struct nfs_fh3 oldfh
;
3261 struct nfs_fh3 newdir
;
3264 static void free_nfs_link_data(void *mem
)
3266 struct nfs_link_data
*data
= mem
;
3268 if (data
->oldpath
!= NULL
) {
3269 free(data
->oldpath
);
3271 if (data
->oldfh
.data
.data_val
!= NULL
) {
3272 free(data
->oldfh
.data
.data_val
);
3274 if (data
->newpath
!= NULL
) {
3275 free(data
->newpath
);
3277 if (data
->newdir
.data
.data_val
!= NULL
) {
3278 free(data
->newdir
.data
.data_val
);
3283 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3286 struct nfs_cb_data
*data
= private_data
;
3287 struct nfs_context
*nfs
= data
->nfs
;
3288 struct nfs_link_data
*link_data
= data
->continue_data
;
3290 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3292 if (status
== RPC_STATUS_ERROR
) {
3293 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3294 free_nfs_cb_data(data
);
3297 if (status
== RPC_STATUS_CANCEL
) {
3298 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3299 free_nfs_cb_data(data
);
3304 if (res
->status
!= NFS3_OK
) {
3305 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
));
3306 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3307 free_nfs_cb_data(data
);
3311 data
->cb(0, nfs
, NULL
, data
->private_data
);
3312 free_nfs_cb_data(data
);
3315 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3317 struct nfs_link_data
*link_data
= data
->continue_data
;
3319 /* steal the filehandle */
3320 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3321 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3322 data
->fh
.data
.data_val
= NULL
;
3324 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3325 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3326 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3327 free_nfs_cb_data(data
);
3334 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3336 struct nfs_link_data
*link_data
= data
->continue_data
;
3338 /* steal the filehandle */
3339 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3340 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3341 data
->fh
.data
.data_val
= NULL
;
3343 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) {
3344 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3345 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3346 free_nfs_cb_data(data
);
3349 data
->continue_data
= NULL
;
3350 free_nfs_cb_data(data
);
3356 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3359 struct nfs_link_data
*link_data
;
3361 link_data
= malloc(sizeof(struct nfs_link_data
));
3362 if (link_data
== NULL
) {
3363 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3366 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3368 link_data
->oldpath
= strdup(oldpath
);
3369 if (link_data
->oldpath
== NULL
) {
3370 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3371 free_nfs_link_data(link_data
);
3375 link_data
->newpath
= strdup(newpath
);
3376 if (link_data
->newpath
== NULL
) {
3377 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3378 free_nfs_link_data(link_data
);
3381 ptr
= strrchr(link_data
->newpath
, '/');
3383 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3384 free_nfs_link_data(link_data
);
3389 link_data
->newobject
= ptr
;
3392 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3393 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3401 //qqq replace later with lseek()
3402 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3404 return nfsfh
->offset
;
3410 * Get the maximum supported READ3 size by the server
3412 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3414 return nfs
->readmax
;
3418 * Get the maximum supported WRITE3 size by the server
3420 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3422 /* Some ZDR libraries can not marshall PDUs bigger than this */
3423 if (nfs
->writemax
< 32768) {
3424 return nfs
->writemax
;
3429 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3434 va_start(ap
, error_string
);
3436 vsnprintf(str
, 1024, error_string
, ap
);
3437 if (nfs
->rpc
->error_string
!= NULL
) {
3438 free(nfs
->rpc
->error_string
);
3440 nfs
->rpc
->error_string
= str
;
3446 struct mount_cb_data
{
3452 static void free_mount_cb_data(struct mount_cb_data
*data
)
3454 if (data
->server
!= NULL
) {
3456 data
->server
= NULL
;
3462 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3464 struct mount_cb_data
*data
= private_data
;
3466 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3468 if (status
== RPC_STATUS_ERROR
) {
3469 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3470 free_mount_cb_data(data
);
3473 if (status
== RPC_STATUS_CANCEL
) {
3474 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3475 free_mount_cb_data(data
);
3479 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3480 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3481 rpc_set_error(rpc
, "Failed to disconnect\n");
3483 free_mount_cb_data(data
);
3486 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3488 struct mount_cb_data
*data
= private_data
;
3490 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3492 /* Dont want any more callbacks even if the socket is closed */
3493 rpc
->connect_cb
= NULL
;
3495 if (status
== RPC_STATUS_ERROR
) {
3496 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3497 free_mount_cb_data(data
);
3500 if (status
== RPC_STATUS_CANCEL
) {
3501 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3502 free_mount_cb_data(data
);
3506 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3507 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3508 free_mount_cb_data(data
);
3513 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3515 struct mount_cb_data
*data
= private_data
;
3516 uint32_t mount_port
;
3518 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3520 if (status
== RPC_STATUS_ERROR
) {
3521 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3522 free_mount_cb_data(data
);
3525 if (status
== RPC_STATUS_CANCEL
) {
3526 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3527 free_mount_cb_data(data
);
3531 mount_port
= *(uint32_t *)command_data
;
3532 if (mount_port
== 0) {
3533 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3534 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3535 free_mount_cb_data(data
);
3539 rpc_disconnect(rpc
, "normal disconnect");
3540 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3541 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3542 free_mount_cb_data(data
);
3547 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3549 struct mount_cb_data
*data
= private_data
;
3551 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3553 if (status
== RPC_STATUS_ERROR
) {
3554 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3555 free_mount_cb_data(data
);
3558 if (status
== RPC_STATUS_CANCEL
) {
3559 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3560 free_mount_cb_data(data
);
3564 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3565 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3566 free_mount_cb_data(data
);
3571 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3573 struct mount_cb_data
*data
= private_data
;
3575 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3577 /* Dont want any more callbacks even if the socket is closed */
3578 rpc
->connect_cb
= NULL
;
3580 if (status
== RPC_STATUS_ERROR
) {
3581 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3582 free_mount_cb_data(data
);
3585 if (status
== RPC_STATUS_CANCEL
) {
3586 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3587 free_mount_cb_data(data
);
3591 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3592 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3593 free_mount_cb_data(data
);
3598 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3600 struct mount_cb_data
*data
;
3602 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3604 data
= malloc(sizeof(struct mount_cb_data
));
3608 memset(data
, 0, sizeof(struct mount_cb_data
));
3610 data
->private_data
= private_data
;
3611 data
->server
= strdup(server
);
3612 if (data
->server
== NULL
) {
3613 free_mount_cb_data(data
);
3616 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3617 free_mount_cb_data(data
);
3624 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3626 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
3630 const char *nfs_get_server(struct nfs_context
*nfs
) {
3634 const char *nfs_get_export(struct nfs_context
*nfs
) {
3638 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
3639 return &nfs
->rootfh
;
3642 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {