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
25 #include "aros_compat.h"
29 #include "win32_compat.h"
36 #define statvfs statfs
49 #ifdef HAVE_SYS_STATVFS_H
50 #include <sys/statvfs.h>
53 #ifdef HAVE_NETINET_IN_H
54 #include <netinet/in.h>
63 #include <sys/types.h>
66 #include "libnfs-zdr.h"
68 #include "libnfs-raw.h"
69 #include "libnfs-raw-mount.h"
70 #include "libnfs-raw-nfs.h"
71 #include "libnfs-private.h"
74 struct nfsdirent
*entries
;
75 struct nfsdirent
*current
;
85 struct rpc_context
*rpc
;
88 struct nfs_fh3 rootfh
;
93 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
95 while (nfsdir
->entries
) {
96 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
97 if (nfsdir
->entries
->name
!= NULL
) {
98 free(nfsdir
->entries
->name
);
100 free(nfsdir
->entries
);
101 nfsdir
->entries
= dirent
;
107 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
110 struct nfs_context
*nfs
;
112 char *saved_path
, *path
;
117 continue_func continue_cb
;
119 void (*free_continue_data
)(void *);
124 /* for multi-read/write calls. */
128 uint64_t start_offset
, max_offset
;
132 struct nfs_mcb_data
{
133 struct nfs_cb_data
*data
;
138 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
141 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
143 rpc_set_auth(nfs
->rpc
, auth
);
146 int nfs_get_fd(struct nfs_context
*nfs
)
148 return rpc_get_fd(nfs
->rpc
);
151 int nfs_queue_length(struct nfs_context
*nfs
)
153 return rpc_queue_length(nfs
->rpc
);
156 int nfs_which_events(struct nfs_context
*nfs
)
158 return rpc_which_events(nfs
->rpc
);
161 int nfs_service(struct nfs_context
*nfs
, int revents
)
163 return rpc_service(nfs
->rpc
, revents
);
166 char *nfs_get_error(struct nfs_context
*nfs
)
168 return rpc_get_error(nfs
->rpc
);
171 struct nfs_context
*nfs_init_context(void)
173 struct nfs_context
*nfs
;
175 nfs
= malloc(sizeof(struct nfs_context
));
179 nfs
->rpc
= rpc_init_context();
180 if (nfs
->rpc
== NULL
) {
188 nfs
->rootfh
.data
.data_len
= 0;
189 nfs
->rootfh
.data
.data_val
= NULL
;
194 void nfs_destroy_context(struct nfs_context
*nfs
)
196 rpc_destroy_context(nfs
->rpc
);
209 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
210 free(nfs
->rootfh
.data
.data_val
);
211 nfs
->rootfh
.data
.data_val
= NULL
;
217 void free_nfs_cb_data(struct nfs_cb_data
*data
)
219 if (data
->saved_path
!= NULL
) {
220 free(data
->saved_path
);
221 data
->saved_path
= NULL
;
224 if (data
->continue_data
!= NULL
) {
225 data
->free_continue_data(data
->continue_data
);
226 data
->continue_data
= NULL
;
229 if (data
->fh
.data
.data_val
!= NULL
) {
230 free(data
->fh
.data
.data_val
);
231 data
->fh
.data
.data_val
= NULL
;
234 if (data
->buffer
!= NULL
) {
246 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
248 struct nfs_cb_data
*data
= private_data
;
249 struct nfs_context
*nfs
= data
->nfs
;
251 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
253 if (status
== RPC_STATUS_ERROR
) {
254 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
255 free_nfs_cb_data(data
);
258 if (status
== RPC_STATUS_CANCEL
) {
259 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
260 free_nfs_cb_data(data
);
264 data
->cb(0, nfs
, NULL
, data
->private_data
);
265 free_nfs_cb_data(data
);
268 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
270 struct nfs_cb_data
*data
= private_data
;
271 struct nfs_context
*nfs
= data
->nfs
;
272 FSINFO3res
*res
= command_data
;
274 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
276 if (status
== RPC_STATUS_ERROR
) {
277 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
278 free_nfs_cb_data(data
);
281 if (status
== RPC_STATUS_CANCEL
) {
282 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
283 free_nfs_cb_data(data
);
287 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
288 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
290 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
291 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
292 free_nfs_cb_data(data
);
297 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
299 struct nfs_cb_data
*data
= private_data
;
300 struct nfs_context
*nfs
= data
->nfs
;
302 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
304 if (status
== RPC_STATUS_ERROR
) {
305 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
306 free_nfs_cb_data(data
);
309 if (status
== RPC_STATUS_CANCEL
) {
310 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
311 free_nfs_cb_data(data
);
315 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
316 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
317 free_nfs_cb_data(data
);
323 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
325 struct nfs_cb_data
*data
= private_data
;
326 struct nfs_context
*nfs
= data
->nfs
;
328 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
330 /* Dont want any more callbacks even if the socket is closed */
331 rpc
->connect_cb
= NULL
;
333 if (status
== RPC_STATUS_ERROR
) {
334 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
335 free_nfs_cb_data(data
);
338 if (status
== RPC_STATUS_CANCEL
) {
339 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
340 free_nfs_cb_data(data
);
344 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
345 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
346 free_nfs_cb_data(data
);
352 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
354 struct nfs_cb_data
*data
= private_data
;
355 struct nfs_context
*nfs
= data
->nfs
;
358 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
360 if (status
== RPC_STATUS_ERROR
) {
361 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
362 free_nfs_cb_data(data
);
365 if (status
== RPC_STATUS_CANCEL
) {
366 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
367 free_nfs_cb_data(data
);
372 if (res
->fhs_status
!= MNT3_OK
) {
373 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
));
374 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
375 free_nfs_cb_data(data
);
379 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
380 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
381 if (nfs
->rootfh
.data
.data_val
== NULL
) {
382 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
383 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
384 free_nfs_cb_data(data
);
387 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
389 rpc_disconnect(rpc
, "normal disconnect");
390 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
391 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
392 free_nfs_cb_data(data
);
395 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
396 rpc_set_autoreconnect(rpc
);
400 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
402 struct nfs_cb_data
*data
= private_data
;
403 struct nfs_context
*nfs
= data
->nfs
;
405 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
407 if (status
== RPC_STATUS_ERROR
) {
408 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
409 free_nfs_cb_data(data
);
412 if (status
== RPC_STATUS_CANCEL
) {
413 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
414 free_nfs_cb_data(data
);
418 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
419 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
420 free_nfs_cb_data(data
);
425 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
427 struct nfs_cb_data
*data
= private_data
;
428 struct nfs_context
*nfs
= data
->nfs
;
430 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
432 /* Dont want any more callbacks even if the socket is closed */
433 rpc
->connect_cb
= NULL
;
435 if (status
== RPC_STATUS_ERROR
) {
436 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
437 free_nfs_cb_data(data
);
440 if (status
== RPC_STATUS_CANCEL
) {
441 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
442 free_nfs_cb_data(data
);
446 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
447 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
448 free_nfs_cb_data(data
);
453 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
455 struct nfs_cb_data
*data
= private_data
;
456 struct nfs_context
*nfs
= data
->nfs
;
459 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
461 if (status
== RPC_STATUS_ERROR
) {
462 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
463 free_nfs_cb_data(data
);
466 if (status
== RPC_STATUS_CANCEL
) {
467 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
468 free_nfs_cb_data(data
);
472 mount_port
= *(uint32_t *)command_data
;
473 if (mount_port
== 0) {
474 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
475 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
476 free_nfs_cb_data(data
);
480 rpc_disconnect(rpc
, "normal disconnect");
481 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
482 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
483 free_nfs_cb_data(data
);
489 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
491 struct nfs_cb_data
*data
= private_data
;
492 struct nfs_context
*nfs
= data
->nfs
;
494 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
496 if (status
== RPC_STATUS_ERROR
) {
497 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
498 free_nfs_cb_data(data
);
501 if (status
== RPC_STATUS_CANCEL
) {
502 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
503 free_nfs_cb_data(data
);
507 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
508 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
509 free_nfs_cb_data(data
);
514 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
516 struct nfs_cb_data
*data
= private_data
;
517 struct nfs_context
*nfs
= data
->nfs
;
519 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
521 /* Dont want any more callbacks even if the socket is closed */
522 rpc
->connect_cb
= NULL
;
524 if (status
== RPC_STATUS_ERROR
) {
525 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
526 free_nfs_cb_data(data
);
529 if (status
== RPC_STATUS_CANCEL
) {
530 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
531 free_nfs_cb_data(data
);
535 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
536 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
537 free_nfs_cb_data(data
);
543 * Async call for mounting an nfs share and geting the root filehandle
545 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
547 struct nfs_cb_data
*data
;
548 char *new_server
, *new_export
;
550 data
= malloc(sizeof(struct nfs_cb_data
));
552 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
555 memset(data
, 0, sizeof(struct nfs_cb_data
));
556 new_server
= strdup(server
);
557 new_export
= strdup(export
);
558 if (nfs
->server
!= NULL
) {
561 nfs
->server
= new_server
;
562 if (nfs
->export
!= NULL
) {
565 nfs
->export
= new_export
;
568 data
->private_data
= private_data
;
570 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
571 rpc_set_error(nfs
->rpc
, "Failed to start connection");
572 free_nfs_cb_data(data
);
582 * Functions to first look up a path, component by component, and then finally call a specific function once
583 * the filehandle for the final component is found.
585 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
587 struct nfs_cb_data
*data
= private_data
;
588 struct nfs_context
*nfs
= data
->nfs
;
591 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
593 if (status
== RPC_STATUS_ERROR
) {
594 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
595 free_nfs_cb_data(data
);
598 if (status
== RPC_STATUS_CANCEL
) {
599 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
600 free_nfs_cb_data(data
);
605 if (res
->status
!= NFS3_OK
) {
606 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
));
607 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
608 free_nfs_cb_data(data
);
612 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
613 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
614 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
615 free_nfs_cb_data(data
);
620 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
624 while (*data
->path
== '/') {
629 str
= strchr(path
, '/');
634 while (*data
->path
!= 0) {
640 data
->fh
.data
.data_len
= fh
->data
.data_len
;
641 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
642 if (data
->fh
.data
.data_val
== NULL
) {
643 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
644 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
645 free_nfs_cb_data(data
);
648 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
649 data
->continue_cb(nfs
, data
);
653 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
654 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
655 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
656 free_nfs_cb_data(data
);
662 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
)
664 struct nfs_cb_data
*data
;
666 if (path
[0] != 0 && path
[0] != '/') {
667 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
671 data
= malloc(sizeof(struct nfs_cb_data
));
673 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
676 memset(data
, 0, sizeof(struct nfs_cb_data
));
679 data
->continue_cb
= continue_cb
;
680 data
->continue_data
= continue_data
;
681 data
->free_continue_data
= free_continue_data
;
682 data
->continue_int
= continue_int
;
683 data
->private_data
= private_data
;
684 data
->saved_path
= strdup(path
);
685 if (data
->saved_path
== NULL
) {
686 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
687 free_nfs_cb_data(data
);
690 data
->path
= data
->saved_path
;
692 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
693 /* return 0 here since the callback will be invoked if there is a failure */
706 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
709 struct nfs_cb_data
*data
= private_data
;
710 struct nfs_context
*nfs
= data
->nfs
;
713 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
715 if (status
== RPC_STATUS_ERROR
) {
716 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
717 free_nfs_cb_data(data
);
720 if (status
== RPC_STATUS_CANCEL
) {
721 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
722 free_nfs_cb_data(data
);
727 if (res
->status
!= NFS3_OK
) {
728 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
));
729 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
730 free_nfs_cb_data(data
);
735 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
736 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
737 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
738 st
.st_mode
|= S_IFDIR
;
740 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
741 st
.st_mode
|= S_IFREG
;
743 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
744 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
745 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
747 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
749 st
.st_blksize
= 4096;
750 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
752 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
753 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
754 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
756 data
->cb(0, nfs
, &st
, data
->private_data
);
757 free_nfs_cb_data(data
);
760 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
762 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
763 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
764 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
765 free_nfs_cb_data(data
);
771 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
773 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
774 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
788 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
791 struct nfs_cb_data
*data
= private_data
;
792 struct nfs_context
*nfs
= data
->nfs
;
794 unsigned int nfsmode
= 0;
796 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
798 if (status
== RPC_STATUS_ERROR
) {
799 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
800 free_nfs_cb_data(data
);
803 if (status
== RPC_STATUS_CANCEL
) {
804 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
805 free_nfs_cb_data(data
);
810 if (res
->status
!= NFS3_OK
) {
811 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
));
812 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
813 free_nfs_cb_data(data
);
817 if (data
->continue_int
& O_WRONLY
) {
818 nfsmode
|= ACCESS3_MODIFY
;
820 if (data
->continue_int
& O_RDWR
) {
821 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
823 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
824 nfsmode
|= ACCESS3_READ
;
828 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
829 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
830 nfsmode
&ACCESS3_READ
?'r':'-',
831 nfsmode
&ACCESS3_MODIFY
?'w':'-',
832 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
833 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
834 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
835 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
836 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
837 free_nfs_cb_data(data
);
841 nfsfh
= malloc(sizeof(struct nfsfh
));
843 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
844 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
845 free_nfs_cb_data(data
);
848 memset(nfsfh
, 0, sizeof(struct nfsfh
));
850 if (data
->continue_int
& O_SYNC
) {
854 /* steal the filehandle */
855 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
856 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
857 data
->fh
.data
.data_val
= NULL
;
859 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
860 free_nfs_cb_data(data
);
863 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
867 if (data
->continue_int
& O_WRONLY
) {
868 nfsmode
|= ACCESS3_MODIFY
;
870 if (data
->continue_int
& O_RDWR
) {
871 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
873 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
874 nfsmode
|= ACCESS3_READ
;
877 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
878 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
879 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
880 free_nfs_cb_data(data
);
886 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
888 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
889 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
903 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
905 struct nfs_cb_data
*data
= private_data
;
906 struct nfs_context
*nfs
= data
->nfs
;
909 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
911 if (status
== RPC_STATUS_ERROR
) {
912 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
913 free_nfs_cb_data(data
);
916 if (status
== RPC_STATUS_CANCEL
) {
917 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
918 free_nfs_cb_data(data
);
923 if (res
->status
!= NFS3_OK
) {
924 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
925 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
926 free_nfs_cb_data(data
);
930 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
931 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
932 free_nfs_cb_data(data
);
935 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
937 struct nfs_mcb_data
*mdata
= private_data
;
938 struct nfs_cb_data
*data
= mdata
->data
;
939 struct nfs_context
*nfs
= data
->nfs
;
942 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
946 if (status
== RPC_STATUS_ERROR
) {
947 /* flag the failure but do not invoke callback until we have received all responses */
950 if (status
== RPC_STATUS_CANCEL
) {
951 /* flag the cancellation but do not invoke callback until we have received all responses */
955 /* reassemble the data into the buffer */
956 if (status
== RPC_STATUS_SUCCESS
) {
958 if (res
->status
!= NFS3_OK
) {
959 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
962 if (res
->READ3res_u
.resok
.count
> 0) {
963 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
964 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
965 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
971 if (data
->num_calls
> 0) {
972 /* still waiting for more replies */
977 if (data
->error
!= 0) {
978 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
979 free_nfs_cb_data(data
);
983 if (data
->cancel
!= 0) {
984 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
985 free_nfs_cb_data(data
);
990 data
->nfsfh
->offset
= data
->max_offset
;
991 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
993 free_nfs_cb_data(data
);
997 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
999 struct nfs_cb_data
*data
;
1001 data
= malloc(sizeof(struct nfs_cb_data
));
1003 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1006 memset(data
, 0, sizeof(struct nfs_cb_data
));
1009 data
->private_data
= private_data
;
1010 data
->nfsfh
= nfsfh
;
1012 nfsfh
->offset
= offset
;
1014 if (count
<= nfs_get_readmax(nfs
)) {
1015 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
1016 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1017 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1018 free_nfs_cb_data(data
);
1024 /* trying to read more than maximum server read size, we has to chop it up into smaller
1025 * reads and collect into a reassembly buffer.
1026 * we send all reads in parallell so that performance is still good.
1028 data
->max_offset
= offset
;
1029 data
->start_offset
= offset
;
1031 data
->buffer
= malloc(count
);
1032 if (data
->buffer
== NULL
) {
1033 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1034 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1035 free_nfs_cb_data(data
);
1040 uint64_t readcount
= count
;
1041 struct nfs_mcb_data
*mdata
;
1043 if (readcount
> nfs_get_readmax(nfs
)) {
1044 readcount
= nfs_get_readmax(nfs
);
1047 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1048 if (mdata
== NULL
) {
1049 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1052 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1054 mdata
->offset
= offset
;
1055 mdata
->count
= readcount
;
1056 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
1057 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1058 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1064 offset
+= readcount
;
1074 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1076 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1084 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1086 struct nfs_cb_data
*data
= private_data
;
1087 struct nfs_context
*nfs
= data
->nfs
;
1090 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1092 if (status
== RPC_STATUS_ERROR
) {
1093 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1094 free_nfs_cb_data(data
);
1097 if (status
== RPC_STATUS_CANCEL
) {
1098 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1099 free_nfs_cb_data(data
);
1104 if (res
->status
!= NFS3_OK
) {
1105 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1106 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1107 free_nfs_cb_data(data
);
1111 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1112 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1113 free_nfs_cb_data(data
);
1116 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1118 struct nfs_mcb_data
*mdata
= private_data
;
1119 struct nfs_cb_data
*data
= mdata
->data
;
1120 struct nfs_context
*nfs
= data
->nfs
;
1123 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1127 if (status
== RPC_STATUS_ERROR
) {
1128 /* flag the failure but do not invoke callback until we have received all responses */
1131 if (status
== RPC_STATUS_CANCEL
) {
1132 /* flag the cancellation but do not invoke callback until we have received all responses */
1136 if (status
== RPC_STATUS_SUCCESS
) {
1138 if (res
->status
!= NFS3_OK
) {
1139 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1142 if (res
->WRITE3res_u
.resok
.count
> 0) {
1143 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1144 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1150 if (data
->num_calls
> 0) {
1151 /* still waiting for more replies */
1156 if (data
->error
!= 0) {
1157 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1158 free_nfs_cb_data(data
);
1162 if (data
->cancel
!= 0) {
1163 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1164 free_nfs_cb_data(data
);
1169 data
->nfsfh
->offset
= data
->max_offset
;
1170 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1172 free_nfs_cb_data(data
);
1177 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
)
1179 struct nfs_cb_data
*data
;
1181 data
= malloc(sizeof(struct nfs_cb_data
));
1183 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1186 memset(data
, 0, sizeof(struct nfs_cb_data
));
1189 data
->private_data
= private_data
;
1190 data
->nfsfh
= nfsfh
;
1192 nfsfh
->offset
= offset
;
1194 if (count
<= nfs_get_writemax(nfs
)) {
1195 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1196 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1197 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1198 free_nfs_cb_data(data
);
1204 /* trying to write more than maximum server write size, we has to chop it up into smaller
1206 * we send all writes in parallell so that performance is still good.
1208 data
->max_offset
= offset
;
1209 data
->start_offset
= offset
;
1212 uint64_t writecount
= count
;
1213 struct nfs_mcb_data
*mdata
;
1215 if (writecount
> nfs_get_writemax(nfs
)) {
1216 writecount
= nfs_get_writemax(nfs
);
1219 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1220 if (mdata
== NULL
) {
1221 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1224 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1226 mdata
->offset
= offset
;
1227 mdata
->count
= writecount
;
1229 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) {
1230 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1231 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1236 count
-= writecount
;
1237 offset
+= writecount
;
1247 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1249 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1259 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1261 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1262 free(nfsfh
->fh
.data
.data_val
);
1263 nfsfh
->fh
.data
.data_val
= NULL
;
1267 cb(0, nfs
, NULL
, private_data
);
1278 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1280 struct nfs_cb_data
*data
;
1282 data
= malloc(sizeof(struct nfs_cb_data
));
1284 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1287 memset(data
, 0, sizeof(struct nfs_cb_data
));
1290 data
->private_data
= private_data
;
1292 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1293 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1294 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1295 free_nfs_cb_data(data
);
1306 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1308 struct nfs_cb_data
*data
= private_data
;
1309 struct nfs_context
*nfs
= data
->nfs
;
1312 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1314 if (status
== RPC_STATUS_ERROR
) {
1315 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1316 free_nfs_cb_data(data
);
1319 if (status
== RPC_STATUS_CANCEL
) {
1320 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1321 free_nfs_cb_data(data
);
1326 if (res
->status
!= NFS3_OK
) {
1327 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1328 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1329 free_nfs_cb_data(data
);
1333 data
->cb(0, nfs
, NULL
, data
->private_data
);
1334 free_nfs_cb_data(data
);
1337 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1339 struct nfs_cb_data
*data
;
1341 data
= malloc(sizeof(struct nfs_cb_data
));
1343 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1346 memset(data
, 0, sizeof(struct nfs_cb_data
));
1349 data
->private_data
= private_data
;
1351 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1352 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1353 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1354 free_nfs_cb_data(data
);
1366 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1368 struct nfs_cb_data
*data
= private_data
;
1369 struct nfs_context
*nfs
= data
->nfs
;
1372 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1374 if (status
== RPC_STATUS_ERROR
) {
1375 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1376 free_nfs_cb_data(data
);
1379 if (status
== RPC_STATUS_CANCEL
) {
1380 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1381 free_nfs_cb_data(data
);
1386 if (res
->status
!= NFS3_OK
) {
1387 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1388 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1389 free_nfs_cb_data(data
);
1393 data
->cb(0, nfs
, NULL
, data
->private_data
);
1394 free_nfs_cb_data(data
);
1397 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1399 struct nfs_cb_data
*data
;
1402 data
= malloc(sizeof(struct nfs_cb_data
));
1404 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1407 memset(data
, 0, sizeof(struct nfs_cb_data
));
1410 data
->private_data
= private_data
;
1412 memset(&args
, 0, sizeof(SETATTR3args
));
1413 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1414 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1415 args
.new_attributes
.size
.set_it
= 1;
1416 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1418 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1419 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1420 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1421 free_nfs_cb_data(data
);
1431 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1433 uint64_t offset
= data
->continue_int
;
1436 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1437 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1439 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1440 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1441 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1442 free_nfs_cb_data(data
);
1445 free_nfs_cb_data(data
);
1449 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1455 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1456 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1469 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1472 struct nfs_cb_data
*data
= private_data
;
1473 struct nfs_context
*nfs
= data
->nfs
;
1474 char *str
= data
->continue_data
;
1476 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1478 str
= &str
[strlen(str
) + 1];
1480 if (status
== RPC_STATUS_ERROR
) {
1481 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1482 free_nfs_cb_data(data
);
1485 if (status
== RPC_STATUS_CANCEL
) {
1486 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1487 free_nfs_cb_data(data
);
1492 if (res
->status
!= NFS3_OK
) {
1493 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
));
1494 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1495 free_nfs_cb_data(data
);
1499 data
->cb(0, nfs
, NULL
, data
->private_data
);
1500 free_nfs_cb_data(data
);
1503 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1505 char *str
= data
->continue_data
;
1508 str
= &str
[strlen(str
) + 1];
1510 memset(&args
, 0, sizeof(MKDIR3args
));
1511 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1512 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1513 args
.where
.name
= str
;
1514 args
.attributes
.mode
.set_it
= 1;
1515 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1517 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1518 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1519 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1520 free_nfs_cb_data(data
);
1526 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1531 new_path
= strdup(path
);
1532 if (new_path
== NULL
) {
1533 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1537 ptr
= strrchr(new_path
, '/');
1539 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1544 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1545 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1546 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1560 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1563 struct nfs_cb_data
*data
= private_data
;
1564 struct nfs_context
*nfs
= data
->nfs
;
1565 char *str
= data
->continue_data
;
1567 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1569 str
= &str
[strlen(str
) + 1];
1571 if (status
== RPC_STATUS_ERROR
) {
1572 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1573 free_nfs_cb_data(data
);
1576 if (status
== RPC_STATUS_CANCEL
) {
1577 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1578 free_nfs_cb_data(data
);
1583 if (res
->status
!= NFS3_OK
) {
1584 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
));
1585 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1586 free_nfs_cb_data(data
);
1590 data
->cb(0, nfs
, NULL
, data
->private_data
);
1591 free_nfs_cb_data(data
);
1594 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1596 char *str
= data
->continue_data
;
1598 str
= &str
[strlen(str
) + 1];
1600 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1601 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1602 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1603 free_nfs_cb_data(data
);
1609 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1614 new_path
= strdup(path
);
1615 if (new_path
== NULL
) {
1616 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1620 ptr
= strrchr(new_path
, '/');
1622 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1627 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1628 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1629 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1642 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1645 struct nfs_cb_data
*data
= private_data
;
1646 struct nfs_context
*nfs
= data
->nfs
;
1647 struct nfsfh
*nfsfh
;
1648 char *str
= data
->continue_data
;
1650 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1652 if (status
== RPC_STATUS_ERROR
) {
1653 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1654 free_nfs_cb_data(data
);
1657 if (status
== RPC_STATUS_CANCEL
) {
1658 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1659 free_nfs_cb_data(data
);
1663 str
= &str
[strlen(str
) + 1];
1665 if (res
->status
!= NFS3_OK
) {
1666 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
));
1667 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1672 nfsfh
= malloc(sizeof(struct nfsfh
));
1673 if (nfsfh
== NULL
) {
1674 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1675 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1676 free_nfs_cb_data(data
);
1679 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1681 /* copy the filehandle */
1682 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
1683 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
1684 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
1686 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1687 free_nfs_cb_data(data
);
1692 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1695 struct nfs_cb_data
*data
= private_data
;
1696 struct nfs_context
*nfs
= data
->nfs
;
1697 char *str
= data
->continue_data
;
1699 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1701 if (status
== RPC_STATUS_ERROR
) {
1702 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1703 free_nfs_cb_data(data
);
1706 if (status
== RPC_STATUS_CANCEL
) {
1707 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1708 free_nfs_cb_data(data
);
1712 str
= &str
[strlen(str
) + 1];
1714 if (res
->status
!= NFS3_OK
) {
1715 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
));
1716 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1721 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1722 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1723 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1724 free_nfs_cb_data(data
);
1730 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1732 char *str
= data
->continue_data
;
1735 str
= &str
[strlen(str
) + 1];
1737 memset(&args
, 0, sizeof(CREATE3args
));
1738 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1739 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1740 args
.where
.name
= str
;
1741 args
.how
.mode
= UNCHECKED
;
1742 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
1743 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
1745 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
1746 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1747 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1748 free_nfs_cb_data(data
);
1754 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1759 new_path
= strdup(path
);
1760 if (new_path
== NULL
) {
1761 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1765 ptr
= strrchr(new_path
, '/');
1767 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1772 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
1773 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1774 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1787 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1790 struct nfs_cb_data
*data
= private_data
;
1791 struct nfs_context
*nfs
= data
->nfs
;
1792 char *str
= data
->continue_data
;
1794 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1796 str
= &str
[strlen(str
) + 1];
1798 if (status
== RPC_STATUS_ERROR
) {
1799 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1800 free_nfs_cb_data(data
);
1803 if (status
== RPC_STATUS_CANCEL
) {
1804 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1805 free_nfs_cb_data(data
);
1810 if (res
->status
!= NFS3_OK
) {
1811 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
));
1812 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1813 free_nfs_cb_data(data
);
1817 data
->cb(0, nfs
, NULL
, data
->private_data
);
1818 free_nfs_cb_data(data
);
1821 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1823 char *str
= data
->continue_data
;
1825 str
= &str
[strlen(str
) + 1];
1827 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1828 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1829 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1830 free_nfs_cb_data(data
);
1836 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1841 new_path
= strdup(path
);
1842 if (new_path
== NULL
) {
1843 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1847 ptr
= strrchr(new_path
, '/');
1849 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1854 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1855 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1856 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1867 struct mknod_cb_data
{
1874 static void free_mknod_cb_data(void *ptr
)
1876 struct mknod_cb_data
*data
= ptr
;
1882 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1885 struct nfs_cb_data
*data
= private_data
;
1886 struct nfs_context
*nfs
= data
->nfs
;
1887 char *str
= data
->continue_data
;
1889 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1891 str
= &str
[strlen(str
) + 1];
1893 if (status
== RPC_STATUS_ERROR
) {
1894 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1895 free_nfs_cb_data(data
);
1898 if (status
== RPC_STATUS_CANCEL
) {
1899 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1900 free_nfs_cb_data(data
);
1905 if (res
->status
!= NFS3_OK
) {
1906 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
));
1907 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1908 free_nfs_cb_data(data
);
1912 data
->cb(0, nfs
, NULL
, data
->private_data
);
1913 free_nfs_cb_data(data
);
1916 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1918 struct mknod_cb_data
*cb_data
= data
->continue_data
;
1919 char *str
= cb_data
->path
;
1921 str
= &str
[strlen(str
) + 1];
1923 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
1924 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1925 free_nfs_cb_data(data
);
1931 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
1934 struct mknod_cb_data
*cb_data
;
1936 cb_data
= malloc(sizeof(struct mknod_cb_data
));
1937 if (cb_data
== NULL
) {
1938 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
1942 cb_data
->path
= strdup(path
);
1943 if (cb_data
->path
== NULL
) {
1944 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1949 ptr
= strrchr(cb_data
->path
, '/');
1951 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1956 cb_data
->mode
= mode
;
1957 cb_data
->major
= major(dev
);
1958 cb_data
->minor
= minor(dev
);
1960 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1961 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
1962 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1963 free_mknod_cb_data(cb_data
);
1974 /* ReadDirPlus Emulation Callback data */
1975 struct rdpe_cb_data
{
1978 struct nfs_cb_data
*data
;
1981 /* ReadDirPlus Emulation LOOKUP Callback data */
1982 struct rdpe_lookup_cb_data
{
1983 struct rdpe_cb_data
*rdpe_cb_data
;
1984 struct nfsdirent
*nfsdirent
;
1987 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
1988 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1990 LOOKUP3res
*res
= command_data
;
1991 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
1992 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
1993 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
1994 struct nfsdir
*nfsdir
= data
->continue_data
;
1995 struct nfs_context
*nfs
= data
->nfs
;
1996 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
1998 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2000 free(rdpe_lookup_cb_data
);
2002 rdpe_cb_data
->getattrcount
--;
2004 if (status
== RPC_STATUS_ERROR
) {
2005 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2007 if (status
== RPC_STATUS_CANCEL
) {
2008 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2010 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2011 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2013 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2014 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2015 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2017 nfsdirent
->type
= attributes
->type
;
2018 nfsdirent
->mode
= attributes
->mode
;
2019 nfsdirent
->size
= attributes
->size
;
2021 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2022 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2023 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2024 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2025 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2026 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2030 if (rdpe_cb_data
->getattrcount
== 0) {
2031 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2032 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2033 nfs_free_nfsdir(nfsdir
);
2035 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2039 data
->continue_data
= NULL
;
2040 free_nfs_cb_data(data
);
2044 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2046 READDIR3res
*res
= command_data
;
2047 struct nfs_cb_data
*data
= private_data
;
2048 struct nfs_context
*nfs
= data
->nfs
;
2049 struct nfsdir
*nfsdir
= data
->continue_data
;
2050 struct nfsdirent
*nfsdirent
;
2051 struct entry3
*entry
;
2053 struct rdpe_cb_data
*rdpe_cb_data
;
2055 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2057 if (status
== RPC_STATUS_ERROR
) {
2058 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2059 nfs_free_nfsdir(nfsdir
);
2060 data
->continue_data
= NULL
;
2061 free_nfs_cb_data(data
);
2065 if (status
== RPC_STATUS_CANCEL
) {
2066 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2067 nfs_free_nfsdir(nfsdir
);
2068 data
->continue_data
= NULL
;
2069 free_nfs_cb_data(data
);
2073 if (res
->status
!= NFS3_OK
) {
2074 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
));
2075 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2076 nfs_free_nfsdir(nfsdir
);
2077 data
->continue_data
= NULL
;
2078 free_nfs_cb_data(data
);
2082 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2083 while (entry
!= NULL
) {
2084 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2085 if (nfsdirent
== NULL
) {
2086 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2087 nfs_free_nfsdir(nfsdir
);
2088 data
->continue_data
= NULL
;
2089 free_nfs_cb_data(data
);
2092 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2093 nfsdirent
->name
= strdup(entry
->name
);
2094 if (nfsdirent
->name
== NULL
) {
2095 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2096 nfs_free_nfsdir(nfsdir
);
2097 data
->continue_data
= NULL
;
2098 free_nfs_cb_data(data
);
2101 nfsdirent
->inode
= entry
->fileid
;
2103 nfsdirent
->next
= nfsdir
->entries
;
2104 nfsdir
->entries
= nfsdirent
;
2106 cookie
= entry
->cookie
;
2107 entry
= entry
->nextentry
;
2110 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2111 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2112 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2113 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2114 nfs_free_nfsdir(nfsdir
);
2115 data
->continue_data
= NULL
;
2116 free_nfs_cb_data(data
);
2122 /* steal the dirhandle */
2123 nfsdir
->current
= nfsdir
->entries
;
2125 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2126 rdpe_cb_data
->getattrcount
= 0;
2127 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2128 rdpe_cb_data
->data
= data
;
2129 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2130 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2132 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2133 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2134 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2136 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &data
->fh
, nfsdirent
->name
, rdpe_lookup_cb_data
) != 0) {
2137 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2139 /* if we have already commands in flight, we cant just stop, we have to wait for the
2140 * commands in flight to complete
2142 if (rdpe_cb_data
->getattrcount
> 0) {
2143 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2144 free(rdpe_lookup_cb_data
);
2148 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2149 nfs_free_nfsdir(nfsdir
);
2150 data
->continue_data
= NULL
;
2151 free_nfs_cb_data(data
);
2152 free(rdpe_lookup_cb_data
);
2156 rdpe_cb_data
->getattrcount
++;
2161 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2163 READDIRPLUS3res
*res
= command_data
;
2164 struct nfs_cb_data
*data
= private_data
;
2165 struct nfs_context
*nfs
= data
->nfs
;
2166 struct nfsdir
*nfsdir
= data
->continue_data
;
2167 struct entryplus3
*entry
;
2170 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2172 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2175 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2176 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2177 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2178 nfs_free_nfsdir(nfsdir
);
2179 data
->continue_data
= NULL
;
2180 free_nfs_cb_data(data
);
2186 if (status
== RPC_STATUS_CANCEL
) {
2187 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2188 nfs_free_nfsdir(nfsdir
);
2189 data
->continue_data
= NULL
;
2190 free_nfs_cb_data(data
);
2194 if (res
->status
!= NFS3_OK
) {
2195 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
));
2196 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2197 nfs_free_nfsdir(nfsdir
);
2198 data
->continue_data
= NULL
;
2199 free_nfs_cb_data(data
);
2203 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2204 while (entry
!= NULL
) {
2205 struct nfsdirent
*nfsdirent
;
2207 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2208 if (nfsdirent
== NULL
) {
2209 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2210 nfs_free_nfsdir(nfsdir
);
2211 data
->continue_data
= NULL
;
2212 free_nfs_cb_data(data
);
2215 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2216 nfsdirent
->name
= strdup(entry
->name
);
2217 if (nfsdirent
->name
== NULL
) {
2218 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2219 nfs_free_nfsdir(nfsdir
);
2220 data
->continue_data
= NULL
;
2221 free_nfs_cb_data(data
);
2224 nfsdirent
->inode
= entry
->fileid
;
2225 if (entry
->name_attributes
.attributes_follow
) {
2226 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2227 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2228 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2230 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2231 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2232 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2233 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2234 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2235 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2238 nfsdirent
->next
= nfsdir
->entries
;
2239 nfsdir
->entries
= nfsdirent
;
2241 cookie
= entry
->cookie
;
2242 entry
= entry
->nextentry
;
2245 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2246 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2247 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2248 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2249 nfs_free_nfsdir(nfsdir
);
2250 data
->continue_data
= NULL
;
2251 free_nfs_cb_data(data
);
2257 /* steal the dirhandle */
2258 data
->continue_data
= NULL
;
2259 nfsdir
->current
= nfsdir
->entries
;
2261 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2262 free_nfs_cb_data(data
);
2265 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2269 memset(cv
, 0, sizeof(cookieverf3
));
2270 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2271 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2272 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2273 free_nfs_cb_data(data
);
2279 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2281 struct nfsdir
*nfsdir
;
2283 nfsdir
= malloc(sizeof(struct nfsdir
));
2284 if (nfsdir
== NULL
) {
2285 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2288 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2290 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2291 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2299 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2301 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2303 if (nfsdir
->current
!= NULL
) {
2304 nfsdir
->current
= nfsdir
->current
->next
;
2310 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2312 nfs_free_nfsdir(nfsdir
);
2324 struct lseek_cb_data
{
2325 struct nfs_context
*nfs
;
2326 struct nfsfh
*nfsfh
;
2332 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2335 struct lseek_cb_data
*data
= private_data
;
2336 struct nfs_context
*nfs
= data
->nfs
;
2338 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2340 if (status
== RPC_STATUS_ERROR
) {
2341 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2345 if (status
== RPC_STATUS_CANCEL
) {
2346 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2352 if (res
->status
!= NFS3_OK
) {
2353 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2354 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2359 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2360 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2364 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2366 struct lseek_cb_data
*data
;
2368 if (whence
== SEEK_SET
) {
2369 nfsfh
->offset
= offset
;
2370 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2373 if (whence
== SEEK_CUR
) {
2374 nfsfh
->offset
+= offset
;
2375 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2379 data
= malloc(sizeof(struct lseek_cb_data
));
2381 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2386 data
->nfsfh
= nfsfh
;
2387 data
->offset
= offset
;
2389 data
->private_data
= private_data
;
2391 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
2392 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2405 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2408 struct nfs_cb_data
*data
= private_data
;
2409 struct nfs_context
*nfs
= data
->nfs
;
2410 struct statvfs svfs
;
2412 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2414 if (status
== RPC_STATUS_ERROR
) {
2415 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2416 free_nfs_cb_data(data
);
2419 if (status
== RPC_STATUS_CANCEL
) {
2420 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2421 free_nfs_cb_data(data
);
2426 if (res
->status
!= NFS3_OK
) {
2427 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
));
2428 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2429 free_nfs_cb_data(data
);
2433 svfs
.f_bsize
= 4096;
2434 svfs
.f_frsize
= 4096;
2435 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2436 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2437 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2438 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2439 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2440 #if !defined(ANDROID)
2441 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2444 svfs
.f_namemax
= 256;
2447 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2448 free_nfs_cb_data(data
);
2451 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2453 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2454 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2455 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2456 free_nfs_cb_data(data
);
2462 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2464 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2465 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2478 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2481 struct nfs_cb_data
*data
= private_data
;
2482 struct nfs_context
*nfs
= data
->nfs
;
2484 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2486 if (status
== RPC_STATUS_ERROR
) {
2487 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2488 free_nfs_cb_data(data
);
2491 if (status
== RPC_STATUS_CANCEL
) {
2492 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2493 free_nfs_cb_data(data
);
2498 if (res
->status
!= NFS3_OK
) {
2499 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
));
2500 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2501 free_nfs_cb_data(data
);
2506 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2507 free_nfs_cb_data(data
);
2510 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2514 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2515 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2517 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2518 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2519 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2520 free_nfs_cb_data(data
);
2526 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2528 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2529 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2542 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2544 struct nfs_cb_data
*data
= private_data
;
2545 struct nfs_context
*nfs
= data
->nfs
;
2548 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2550 if (status
== RPC_STATUS_ERROR
) {
2551 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2552 free_nfs_cb_data(data
);
2555 if (status
== RPC_STATUS_CANCEL
) {
2556 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2557 free_nfs_cb_data(data
);
2562 if (res
->status
!= NFS3_OK
) {
2563 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2564 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2565 free_nfs_cb_data(data
);
2569 data
->cb(0, nfs
, NULL
, data
->private_data
);
2570 free_nfs_cb_data(data
);
2573 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2577 memset(&args
, 0, sizeof(SETATTR3args
));
2578 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2579 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2580 args
.new_attributes
.mode
.set_it
= 1;
2581 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2583 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2584 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2585 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2586 free_nfs_cb_data(data
);
2593 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2595 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2596 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2606 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2608 struct nfs_cb_data
*data
;
2610 data
= malloc(sizeof(struct nfs_cb_data
));
2612 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2615 memset(data
, 0, sizeof(struct nfs_cb_data
));
2618 data
->private_data
= private_data
;
2619 data
->continue_int
= mode
;
2620 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2621 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2622 if (data
->fh
.data
.data_val
== NULL
) {
2623 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2624 free_nfs_cb_data(data
);
2627 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2629 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2630 free_nfs_cb_data(data
);
2642 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2644 struct nfs_cb_data
*data
= private_data
;
2645 struct nfs_context
*nfs
= data
->nfs
;
2648 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2650 if (status
== RPC_STATUS_ERROR
) {
2651 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2652 free_nfs_cb_data(data
);
2655 if (status
== RPC_STATUS_CANCEL
) {
2656 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2657 free_nfs_cb_data(data
);
2662 if (res
->status
!= NFS3_OK
) {
2663 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2664 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2665 free_nfs_cb_data(data
);
2669 data
->cb(0, nfs
, NULL
, data
->private_data
);
2670 free_nfs_cb_data(data
);
2673 struct nfs_chown_data
{
2678 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2681 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2683 memset(&args
, 0, sizeof(SETATTR3args
));
2684 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2685 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2686 if (chown_data
->uid
!= (uid_t
)-1) {
2687 args
.new_attributes
.uid
.set_it
= 1;
2688 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2690 if (chown_data
->gid
!= (gid_t
)-1) {
2691 args
.new_attributes
.gid
.set_it
= 1;
2692 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2695 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2696 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2697 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2698 free_nfs_cb_data(data
);
2705 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2707 struct nfs_chown_data
*chown_data
;
2709 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2710 if (chown_data
== NULL
) {
2711 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2715 chown_data
->uid
= uid
;
2716 chown_data
->gid
= gid
;
2718 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2719 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2730 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2732 struct nfs_cb_data
*data
;
2733 struct nfs_chown_data
*chown_data
;
2735 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2736 if (chown_data
== NULL
) {
2737 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2741 chown_data
->uid
= uid
;
2742 chown_data
->gid
= gid
;
2745 data
= malloc(sizeof(struct nfs_cb_data
));
2747 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2750 memset(data
, 0, sizeof(struct nfs_cb_data
));
2753 data
->private_data
= private_data
;
2754 data
->continue_data
= chown_data
;
2755 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2756 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2757 if (data
->fh
.data
.data_val
== NULL
) {
2758 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2759 free_nfs_cb_data(data
);
2762 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2765 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2766 free_nfs_cb_data(data
);
2780 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2782 struct nfs_cb_data
*data
= private_data
;
2783 struct nfs_context
*nfs
= data
->nfs
;
2786 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2788 if (status
== RPC_STATUS_ERROR
) {
2789 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2790 free_nfs_cb_data(data
);
2793 if (status
== RPC_STATUS_CANCEL
) {
2794 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2795 free_nfs_cb_data(data
);
2800 if (res
->status
!= NFS3_OK
) {
2801 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2802 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2803 free_nfs_cb_data(data
);
2807 data
->cb(0, nfs
, NULL
, data
->private_data
);
2808 free_nfs_cb_data(data
);
2811 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2814 struct timeval
*utimes_data
= data
->continue_data
;
2816 memset(&args
, 0, sizeof(SETATTR3args
));
2817 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2818 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2819 if (utimes_data
!= NULL
) {
2820 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2821 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2822 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2823 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2824 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2825 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2827 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2828 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2831 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2832 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2833 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2834 free_nfs_cb_data(data
);
2841 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*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 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2855 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2856 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2866 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2868 struct timeval
*new_times
= NULL
;
2870 if (times
!= NULL
) {
2871 new_times
= malloc(sizeof(struct timeval
)*2);
2872 if (new_times
== NULL
) {
2873 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2877 new_times
[0].tv_sec
= times
->actime
;
2878 new_times
[0].tv_usec
= 0;
2879 new_times
[1].tv_sec
= times
->modtime
;
2880 new_times
[1].tv_usec
= 0;
2883 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2884 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2898 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2901 struct nfs_cb_data
*data
= private_data
;
2902 struct nfs_context
*nfs
= data
->nfs
;
2903 unsigned int nfsmode
= 0;
2905 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2907 if (status
== RPC_STATUS_ERROR
) {
2908 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2909 free_nfs_cb_data(data
);
2912 if (status
== RPC_STATUS_CANCEL
) {
2913 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2914 free_nfs_cb_data(data
);
2919 if (res
->status
!= NFS3_OK
) {
2920 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
));
2921 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2922 free_nfs_cb_data(data
);
2926 if (data
->continue_int
& R_OK
) {
2927 nfsmode
|= ACCESS3_READ
;
2929 if (data
->continue_int
& W_OK
) {
2930 nfsmode
|= ACCESS3_MODIFY
;
2932 if (data
->continue_int
& X_OK
) {
2933 nfsmode
|= ACCESS3_EXECUTE
;
2936 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2937 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2938 nfsmode
&ACCESS3_READ
?'r':'-',
2939 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2940 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2941 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2942 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2943 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2944 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2945 free_nfs_cb_data(data
);
2949 data
->cb(0, nfs
, NULL
, data
->private_data
);
2950 free_nfs_cb_data(data
);
2953 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2957 if (data
->continue_int
& R_OK
) {
2958 nfsmode
|= ACCESS3_READ
;
2960 if (data
->continue_int
& W_OK
) {
2961 nfsmode
|= ACCESS3_MODIFY
;
2963 if (data
->continue_int
& X_OK
) {
2964 nfsmode
|= ACCESS3_EXECUTE
;
2967 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2968 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2969 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2970 free_nfs_cb_data(data
);
2976 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2978 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2979 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2991 struct nfs_symlink_data
{
2993 char *newpathparent
;
2994 char *newpathobject
;
2997 static void free_nfs_symlink_data(void *mem
)
2999 struct nfs_symlink_data
*data
= mem
;
3001 if (data
->oldpath
!= NULL
) {
3002 free(data
->oldpath
);
3004 if (data
->newpathparent
!= NULL
) {
3005 free(data
->newpathparent
);
3007 if (data
->newpathobject
!= NULL
) {
3008 free(data
->newpathobject
);
3013 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3016 struct nfs_cb_data
*data
= private_data
;
3017 struct nfs_context
*nfs
= data
->nfs
;
3018 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3020 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3022 if (status
== RPC_STATUS_ERROR
) {
3023 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3024 free_nfs_cb_data(data
);
3027 if (status
== RPC_STATUS_CANCEL
) {
3028 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3029 free_nfs_cb_data(data
);
3034 if (res
->status
!= NFS3_OK
) {
3035 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
));
3036 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3037 free_nfs_cb_data(data
);
3041 data
->cb(0, nfs
, NULL
, data
->private_data
);
3042 free_nfs_cb_data(data
);
3045 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3047 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3050 memset(&sa
, 0, sizeof(SYMLINK3args
));
3051 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3052 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3053 sa
.where
.name
= symlink_data
->newpathobject
;
3054 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3055 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
;
3056 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3058 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3059 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3060 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3061 free_nfs_cb_data(data
);
3067 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3070 struct nfs_symlink_data
*symlink_data
;
3072 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3073 if (symlink_data
== NULL
) {
3074 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3077 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3079 symlink_data
->oldpath
= strdup(oldpath
);
3080 if (symlink_data
->oldpath
== NULL
) {
3081 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3082 free_nfs_symlink_data(symlink_data
);
3086 symlink_data
->newpathparent
= strdup(newpath
);
3087 if (symlink_data
->newpathparent
== NULL
) {
3088 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3089 free_nfs_symlink_data(symlink_data
);
3093 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3095 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3096 free_nfs_symlink_data(symlink_data
);
3102 symlink_data
->newpathobject
= strdup(ptr
);
3103 if (symlink_data
->newpathobject
== NULL
) {
3104 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3105 free_nfs_symlink_data(symlink_data
);
3109 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3110 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3122 struct nfs_rename_data
{
3125 struct nfs_fh3 olddir
;
3128 struct nfs_fh3 newdir
;
3131 static void free_nfs_rename_data(void *mem
)
3133 struct nfs_rename_data
*data
= mem
;
3135 if (data
->oldpath
!= NULL
) {
3136 free(data
->oldpath
);
3138 if (data
->olddir
.data
.data_val
!= NULL
) {
3139 free(data
->olddir
.data
.data_val
);
3141 if (data
->newpath
!= NULL
) {
3142 free(data
->newpath
);
3144 if (data
->newdir
.data
.data_val
!= NULL
) {
3145 free(data
->newdir
.data
.data_val
);
3150 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3153 struct nfs_cb_data
*data
= private_data
;
3154 struct nfs_context
*nfs
= data
->nfs
;
3155 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3157 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3159 if (status
== RPC_STATUS_ERROR
) {
3160 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3161 free_nfs_cb_data(data
);
3164 if (status
== RPC_STATUS_CANCEL
) {
3165 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3166 free_nfs_cb_data(data
);
3171 if (res
->status
!= NFS3_OK
) {
3172 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
));
3173 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3174 free_nfs_cb_data(data
);
3178 data
->cb(0, nfs
, NULL
, data
->private_data
);
3179 free_nfs_cb_data(data
);
3182 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3184 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3186 /* steal the filehandle */
3187 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3188 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3189 data
->fh
.data
.data_val
= NULL
;
3191 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3192 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3193 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3194 free_nfs_cb_data(data
);
3201 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3203 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3205 /* steal the filehandle */
3206 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3207 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3208 data
->fh
.data
.data_val
= NULL
;
3210 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) {
3211 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3212 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3213 free_nfs_cb_data(data
);
3216 data
->continue_data
= NULL
;
3217 free_nfs_cb_data(data
);
3223 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3226 struct nfs_rename_data
*rename_data
;
3228 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3229 if (rename_data
== NULL
) {
3230 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3233 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3235 rename_data
->oldpath
= strdup(oldpath
);
3236 if (rename_data
->oldpath
== NULL
) {
3237 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3238 free_nfs_rename_data(rename_data
);
3241 ptr
= strrchr(rename_data
->oldpath
, '/');
3243 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3244 free_nfs_rename_data(rename_data
);
3249 rename_data
->oldobject
= ptr
;
3252 rename_data
->newpath
= strdup(newpath
);
3253 if (rename_data
->newpath
== NULL
) {
3254 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3255 free_nfs_rename_data(rename_data
);
3258 ptr
= strrchr(rename_data
->newpath
, '/');
3260 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3261 free_nfs_rename_data(rename_data
);
3266 rename_data
->newobject
= ptr
;
3269 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3270 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3281 struct nfs_link_data
{
3283 struct nfs_fh3 oldfh
;
3286 struct nfs_fh3 newdir
;
3289 static void free_nfs_link_data(void *mem
)
3291 struct nfs_link_data
*data
= mem
;
3293 if (data
->oldpath
!= NULL
) {
3294 free(data
->oldpath
);
3296 if (data
->oldfh
.data
.data_val
!= NULL
) {
3297 free(data
->oldfh
.data
.data_val
);
3299 if (data
->newpath
!= NULL
) {
3300 free(data
->newpath
);
3302 if (data
->newdir
.data
.data_val
!= NULL
) {
3303 free(data
->newdir
.data
.data_val
);
3308 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3311 struct nfs_cb_data
*data
= private_data
;
3312 struct nfs_context
*nfs
= data
->nfs
;
3313 struct nfs_link_data
*link_data
= data
->continue_data
;
3315 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3317 if (status
== RPC_STATUS_ERROR
) {
3318 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3319 free_nfs_cb_data(data
);
3322 if (status
== RPC_STATUS_CANCEL
) {
3323 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3324 free_nfs_cb_data(data
);
3329 if (res
->status
!= NFS3_OK
) {
3330 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
));
3331 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3332 free_nfs_cb_data(data
);
3336 data
->cb(0, nfs
, NULL
, data
->private_data
);
3337 free_nfs_cb_data(data
);
3340 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3342 struct nfs_link_data
*link_data
= data
->continue_data
;
3344 /* steal the filehandle */
3345 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3346 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3347 data
->fh
.data
.data_val
= NULL
;
3349 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3350 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3351 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3352 free_nfs_cb_data(data
);
3359 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3361 struct nfs_link_data
*link_data
= data
->continue_data
;
3363 /* steal the filehandle */
3364 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3365 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3366 data
->fh
.data
.data_val
= NULL
;
3368 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) {
3369 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3370 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3371 free_nfs_cb_data(data
);
3374 data
->continue_data
= NULL
;
3375 free_nfs_cb_data(data
);
3381 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3384 struct nfs_link_data
*link_data
;
3386 link_data
= malloc(sizeof(struct nfs_link_data
));
3387 if (link_data
== NULL
) {
3388 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3391 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3393 link_data
->oldpath
= strdup(oldpath
);
3394 if (link_data
->oldpath
== NULL
) {
3395 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3396 free_nfs_link_data(link_data
);
3400 link_data
->newpath
= strdup(newpath
);
3401 if (link_data
->newpath
== NULL
) {
3402 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3403 free_nfs_link_data(link_data
);
3406 ptr
= strrchr(link_data
->newpath
, '/');
3408 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3409 free_nfs_link_data(link_data
);
3414 link_data
->newobject
= ptr
;
3417 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3418 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3426 //qqq replace later with lseek()
3427 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3429 return nfsfh
->offset
;
3435 * Get the maximum supported READ3 size by the server
3437 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3439 return nfs
->readmax
;
3443 * Get the maximum supported WRITE3 size by the server
3445 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3447 /* Some ZDR libraries can not marshall PDUs bigger than this */
3448 if (nfs
->writemax
< 32768) {
3449 return nfs
->writemax
;
3454 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3459 va_start(ap
, error_string
);
3461 vsnprintf(str
, 1024, error_string
, ap
);
3462 if (nfs
->rpc
->error_string
!= NULL
) {
3463 free(nfs
->rpc
->error_string
);
3465 nfs
->rpc
->error_string
= str
;
3471 struct mount_cb_data
{
3477 static void free_mount_cb_data(struct mount_cb_data
*data
)
3479 if (data
->server
!= NULL
) {
3481 data
->server
= NULL
;
3487 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3489 struct mount_cb_data
*data
= private_data
;
3491 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3493 if (status
== RPC_STATUS_ERROR
) {
3494 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3495 free_mount_cb_data(data
);
3498 if (status
== RPC_STATUS_CANCEL
) {
3499 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3500 free_mount_cb_data(data
);
3504 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3505 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3506 rpc_set_error(rpc
, "Failed to disconnect\n");
3508 free_mount_cb_data(data
);
3511 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3513 struct mount_cb_data
*data
= private_data
;
3515 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3517 /* Dont want any more callbacks even if the socket is closed */
3518 rpc
->connect_cb
= NULL
;
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 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3532 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3533 free_mount_cb_data(data
);
3538 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3540 struct mount_cb_data
*data
= private_data
;
3541 uint32_t mount_port
;
3543 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3545 if (status
== RPC_STATUS_ERROR
) {
3546 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3547 free_mount_cb_data(data
);
3550 if (status
== RPC_STATUS_CANCEL
) {
3551 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3552 free_mount_cb_data(data
);
3556 mount_port
= *(uint32_t *)command_data
;
3557 if (mount_port
== 0) {
3558 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3559 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3560 free_mount_cb_data(data
);
3564 rpc_disconnect(rpc
, "normal disconnect");
3565 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3566 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3567 free_mount_cb_data(data
);
3572 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3574 struct mount_cb_data
*data
= private_data
;
3576 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3578 if (status
== RPC_STATUS_ERROR
) {
3579 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3580 free_mount_cb_data(data
);
3583 if (status
== RPC_STATUS_CANCEL
) {
3584 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3585 free_mount_cb_data(data
);
3589 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3590 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3591 free_mount_cb_data(data
);
3596 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3598 struct mount_cb_data
*data
= private_data
;
3600 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3602 /* Dont want any more callbacks even if the socket is closed */
3603 rpc
->connect_cb
= NULL
;
3605 if (status
== RPC_STATUS_ERROR
) {
3606 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3607 free_mount_cb_data(data
);
3610 if (status
== RPC_STATUS_CANCEL
) {
3611 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3612 free_mount_cb_data(data
);
3616 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3617 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3618 free_mount_cb_data(data
);
3623 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3625 struct mount_cb_data
*data
;
3627 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3629 data
= malloc(sizeof(struct mount_cb_data
));
3633 memset(data
, 0, sizeof(struct mount_cb_data
));
3635 data
->private_data
= private_data
;
3636 data
->server
= strdup(server
);
3637 if (data
->server
== NULL
) {
3638 free_mount_cb_data(data
);
3641 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3642 free_mount_cb_data(data
);
3649 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3651 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
3655 const char *nfs_get_server(struct nfs_context
*nfs
) {
3659 const char *nfs_get_export(struct nfs_context
*nfs
) {
3663 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
3664 return &nfs
->rootfh
;
3667 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {