2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
18 * High level api to nfs filesystems
28 #include <sys/types.h>
30 #include <sys/statvfs.h>
35 #include "libnfs-raw.h"
36 #include "libnfs-raw-mount.h"
37 #include "libnfs-raw-nfs.h"
38 #include "libnfs-private.h"
41 struct nfsdirent
*entries
;
42 struct nfsdirent
*current
;
52 struct rpc_context
*rpc
;
55 struct nfs_fh3 rootfh
;
60 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
62 while (nfsdir
->entries
) {
63 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
64 if (nfsdir
->entries
->name
!= NULL
) {
65 free(nfsdir
->entries
->name
);
67 free(nfsdir
->entries
);
68 nfsdir
->entries
= dirent
;
74 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
77 struct nfs_context
*nfs
;
79 char *saved_path
, *path
;
84 continue_func continue_cb
;
86 void (*free_continue_data
)(void *);
91 /* for multi-read/write calls. */
95 off_t start_offset
, max_offset
;
100 struct nfs_cb_data
*data
;
105 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
108 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
110 return rpc_set_auth(nfs
->rpc
, auth
);
113 int nfs_get_fd(struct nfs_context
*nfs
)
115 return rpc_get_fd(nfs
->rpc
);
118 int nfs_which_events(struct nfs_context
*nfs
)
120 return rpc_which_events(nfs
->rpc
);
123 int nfs_service(struct nfs_context
*nfs
, int revents
)
125 return rpc_service(nfs
->rpc
, revents
);
128 char *nfs_get_error(struct nfs_context
*nfs
)
130 return rpc_get_error(nfs
->rpc
);
133 struct nfs_context
*nfs_init_context(void)
135 struct nfs_context
*nfs
;
137 nfs
= malloc(sizeof(struct nfs_context
));
141 nfs
->rpc
= rpc_init_context();
142 if (nfs
->rpc
== NULL
) {
150 void nfs_destroy_context(struct nfs_context
*nfs
)
152 rpc_destroy_context(nfs
->rpc
);
165 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
166 free(nfs
->rootfh
.data
.data_val
);
167 nfs
->rootfh
.data
.data_val
= NULL
;
173 void free_nfs_cb_data(struct nfs_cb_data
*data
)
175 if (data
->saved_path
!= NULL
) {
176 free(data
->saved_path
);
177 data
->saved_path
= NULL
;
180 if (data
->continue_data
!= NULL
) {
181 data
->free_continue_data(data
->continue_data
);
182 data
->continue_data
= NULL
;
185 if (data
->fh
.data
.data_val
!= NULL
) {
186 free(data
->fh
.data
.data_val
);
187 data
->fh
.data
.data_val
= NULL
;
190 if (data
->buffer
!= NULL
) {
202 static void nfs_mount_10_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
204 struct nfs_cb_data
*data
= private_data
;
205 struct nfs_context
*nfs
= data
->nfs
;
207 if (status
== RPC_STATUS_ERROR
) {
208 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
209 free_nfs_cb_data(data
);
212 if (status
== RPC_STATUS_CANCEL
) {
213 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
214 free_nfs_cb_data(data
);
218 data
->cb(0, nfs
, NULL
, data
->private_data
);
219 free_nfs_cb_data(data
);
222 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
224 struct nfs_cb_data
*data
= private_data
;
225 struct nfs_context
*nfs
= data
->nfs
;
226 FSINFO3res
*res
= command_data
;
228 if (status
== RPC_STATUS_ERROR
) {
229 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
230 free_nfs_cb_data(data
);
233 if (status
== RPC_STATUS_CANCEL
) {
234 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
235 free_nfs_cb_data(data
);
239 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
240 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
242 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
243 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
244 free_nfs_cb_data(data
);
249 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
251 struct nfs_cb_data
*data
= private_data
;
252 struct nfs_context
*nfs
= data
->nfs
;
254 if (status
== RPC_STATUS_ERROR
) {
255 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
256 free_nfs_cb_data(data
);
259 if (status
== RPC_STATUS_CANCEL
) {
260 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
261 free_nfs_cb_data(data
);
265 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
266 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
267 free_nfs_cb_data(data
);
273 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
275 struct nfs_cb_data
*data
= private_data
;
276 struct nfs_context
*nfs
= data
->nfs
;
278 if (status
== RPC_STATUS_ERROR
) {
279 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
280 free_nfs_cb_data(data
);
283 if (status
== RPC_STATUS_CANCEL
) {
284 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
285 free_nfs_cb_data(data
);
289 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
290 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
291 free_nfs_cb_data(data
);
297 static void nfs_mount_6_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
;
303 if (status
== RPC_STATUS_ERROR
) {
304 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
305 free_nfs_cb_data(data
);
308 if (status
== RPC_STATUS_CANCEL
) {
309 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
310 free_nfs_cb_data(data
);
315 if (res
->fhs_status
!= MNT3_OK
) {
316 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
));
317 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
318 free_nfs_cb_data(data
);
322 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
323 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
324 if (nfs
->rootfh
.data
.data_val
== NULL
) {
325 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
326 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
327 free_nfs_cb_data(data
);
330 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
332 rpc_disconnect(rpc
, "normal disconnect");
333 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
334 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
335 free_nfs_cb_data(data
);
341 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
343 struct nfs_cb_data
*data
= private_data
;
344 struct nfs_context
*nfs
= data
->nfs
;
346 if (status
== RPC_STATUS_ERROR
) {
347 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
348 free_nfs_cb_data(data
);
351 if (status
== RPC_STATUS_CANCEL
) {
352 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
353 free_nfs_cb_data(data
);
357 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
358 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
359 free_nfs_cb_data(data
);
364 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
366 struct nfs_cb_data
*data
= private_data
;
367 struct nfs_context
*nfs
= data
->nfs
;
369 if (status
== RPC_STATUS_ERROR
) {
370 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
371 free_nfs_cb_data(data
);
374 if (status
== RPC_STATUS_CANCEL
) {
375 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
376 free_nfs_cb_data(data
);
380 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
381 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
382 free_nfs_cb_data(data
);
387 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
389 struct nfs_cb_data
*data
= private_data
;
390 struct nfs_context
*nfs
= data
->nfs
;
393 if (status
== RPC_STATUS_ERROR
) {
394 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
395 free_nfs_cb_data(data
);
398 if (status
== RPC_STATUS_CANCEL
) {
399 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
400 free_nfs_cb_data(data
);
404 mount_port
= *(uint32_t *)command_data
;
405 if (mount_port
== 0) {
406 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
407 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
408 free_nfs_cb_data(data
);
412 rpc_disconnect(rpc
, "normal disconnect");
413 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
414 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
415 free_nfs_cb_data(data
);
421 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
423 struct nfs_cb_data
*data
= private_data
;
424 struct nfs_context
*nfs
= data
->nfs
;
426 if (status
== RPC_STATUS_ERROR
) {
427 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
428 free_nfs_cb_data(data
);
431 if (status
== RPC_STATUS_CANCEL
) {
432 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
433 free_nfs_cb_data(data
);
437 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_3_cb
, private_data
) != 0) {
438 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
439 free_nfs_cb_data(data
);
444 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
446 struct nfs_cb_data
*data
= private_data
;
447 struct nfs_context
*nfs
= data
->nfs
;
449 if (status
== RPC_STATUS_ERROR
) {
450 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
451 free_nfs_cb_data(data
);
454 if (status
== RPC_STATUS_CANCEL
) {
455 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
456 free_nfs_cb_data(data
);
460 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
461 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
462 free_nfs_cb_data(data
);
468 * Async call for mounting an nfs share and geting the root filehandle
470 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
472 struct nfs_cb_data
*data
;
474 data
= malloc(sizeof(struct nfs_cb_data
));
476 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
479 bzero(data
, sizeof(struct nfs_cb_data
));
480 nfs
->server
= strdup(server
);
481 nfs
->export
= strdup(export
);
484 data
->private_data
= private_data
;
486 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
487 rpc_set_error(nfs
->rpc
, "Failed to start connection");
488 free_nfs_cb_data(data
);
498 * Functions to first look up a path, component by component, and then finally call a specific function once
499 * the filehandle for the final component is found.
501 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
503 struct nfs_cb_data
*data
= private_data
;
504 struct nfs_context
*nfs
= data
->nfs
;
507 if (status
== RPC_STATUS_ERROR
) {
508 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
509 free_nfs_cb_data(data
);
512 if (status
== RPC_STATUS_CANCEL
) {
513 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
514 free_nfs_cb_data(data
);
519 if (res
->status
!= NFS3_OK
) {
520 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
));
521 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
522 free_nfs_cb_data(data
);
526 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
527 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
528 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
529 free_nfs_cb_data(data
);
534 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
538 while (*data
->path
== '/') {
543 str
= index(path
, '/');
548 while (*data
->path
!= 0) {
554 data
->fh
.data
.data_len
= fh
->data
.data_len
;
555 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
556 if (data
->fh
.data
.data_val
== NULL
) {
557 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
558 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
559 free_nfs_cb_data(data
);
562 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
563 data
->continue_cb(nfs
, data
);
567 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
568 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
569 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
570 free_nfs_cb_data(data
);
576 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
)
578 struct nfs_cb_data
*data
;
580 if (path
[0] != '/') {
581 rpc_set_error(nfs
->rpc
, "Pathname is not absulute %s", path
);
585 data
= malloc(sizeof(struct nfs_cb_data
));
587 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
590 bzero(data
, sizeof(struct nfs_cb_data
));
593 data
->continue_cb
= continue_cb
;
594 data
->continue_data
= continue_data
;
595 data
->free_continue_data
= free_continue_data
;
596 data
->continue_int
= continue_int
;
597 data
->private_data
= private_data
;
598 data
->saved_path
= strdup(path
);
599 if (data
->saved_path
== NULL
) {
600 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
601 free_nfs_cb_data(data
);
604 data
->path
= data
->saved_path
;
606 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
607 /* return 0 here since the callback will be invoked if there is a failure */
620 static void nfs_stat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
623 struct nfs_cb_data
*data
= private_data
;
624 struct nfs_context
*nfs
= data
->nfs
;
627 if (status
== RPC_STATUS_ERROR
) {
628 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
629 free_nfs_cb_data(data
);
632 if (status
== RPC_STATUS_CANCEL
) {
633 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
634 free_nfs_cb_data(data
);
639 if (res
->status
!= NFS3_OK
) {
640 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
));
641 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
642 free_nfs_cb_data(data
);
647 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
648 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
649 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
650 st
.st_mode
|= S_IFDIR
;
652 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
653 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
654 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
656 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
657 st
.st_blksize
= 4096;
658 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
659 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
660 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
661 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
663 data
->cb(0, nfs
, &st
, data
->private_data
);
664 free_nfs_cb_data(data
);
667 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
669 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
670 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
671 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
672 free_nfs_cb_data(data
);
678 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
680 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
681 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
695 static void nfs_open_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
698 struct nfs_cb_data
*data
= private_data
;
699 struct nfs_context
*nfs
= data
->nfs
;
701 unsigned int nfsmode
= 0;
703 if (status
== RPC_STATUS_ERROR
) {
704 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
705 free_nfs_cb_data(data
);
708 if (status
== RPC_STATUS_CANCEL
) {
709 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
710 free_nfs_cb_data(data
);
715 if (res
->status
!= NFS3_OK
) {
716 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
));
717 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
718 free_nfs_cb_data(data
);
722 if (data
->continue_int
& O_WRONLY
) {
723 nfsmode
|= ACCESS3_MODIFY
;
725 if (data
->continue_int
& O_RDWR
) {
726 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
728 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
729 nfsmode
|= ACCESS3_READ
;
733 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
734 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
735 nfsmode
&ACCESS3_READ
?'r':'-',
736 nfsmode
&ACCESS3_MODIFY
?'w':'-',
737 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
738 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
739 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
740 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
741 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
742 free_nfs_cb_data(data
);
746 nfsfh
= malloc(sizeof(struct nfsfh
));
748 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
749 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
750 free_nfs_cb_data(data
);
753 bzero(nfsfh
, sizeof(struct nfsfh
));
755 if (data
->continue_int
& O_SYNC
) {
759 /* steal the filehandle */
760 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
761 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
762 data
->fh
.data
.data_val
= NULL
;
764 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
765 free_nfs_cb_data(data
);
768 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
772 if (data
->continue_int
& O_WRONLY
) {
773 nfsmode
|= ACCESS3_MODIFY
;
775 if (data
->continue_int
& O_RDWR
) {
776 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
778 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
779 nfsmode
|= ACCESS3_READ
;
782 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
783 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
784 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
785 free_nfs_cb_data(data
);
791 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
793 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
794 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
808 static void nfs_pread_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
810 struct nfs_cb_data
*data
= private_data
;
811 struct nfs_context
*nfs
= data
->nfs
;
814 if (status
== RPC_STATUS_ERROR
) {
815 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
816 free_nfs_cb_data(data
);
819 if (status
== RPC_STATUS_CANCEL
) {
820 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
821 free_nfs_cb_data(data
);
826 if (res
->status
!= NFS3_OK
) {
827 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
828 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
829 free_nfs_cb_data(data
);
833 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
834 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
835 free_nfs_cb_data(data
);
838 static void nfs_pread_mcb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
840 struct nfs_mcb_data
*mdata
= private_data
;
841 struct nfs_cb_data
*data
= mdata
->data
;
842 struct nfs_context
*nfs
= data
->nfs
;
847 if (status
== RPC_STATUS_ERROR
) {
848 /* flag the failure but do not invoke callback until we have received all responses */
851 if (status
== RPC_STATUS_CANCEL
) {
852 /* flag the cancellation but do not invoke callback until we have received all responses */
856 /* reassemble the data into the buffer */
857 if (status
== RPC_STATUS_SUCCESS
) {
859 if (res
->status
!= NFS3_OK
) {
860 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
863 if (res
->READ3res_u
.resok
.count
> 0) {
864 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
865 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
866 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
872 if (data
->num_calls
> 0) {
873 /* still waiting for more replies */
878 if (data
->error
!= 0) {
879 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
880 free_nfs_cb_data(data
);
884 if (data
->cancel
!= 0) {
885 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
886 free_nfs_cb_data(data
);
891 data
->nfsfh
->offset
= data
->max_offset
;
892 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
894 free_nfs_cb_data(data
);
898 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
900 struct nfs_cb_data
*data
;
902 data
= malloc(sizeof(struct nfs_cb_data
));
904 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
907 bzero(data
, sizeof(struct nfs_cb_data
));
910 data
->private_data
= private_data
;
913 nfsfh
->offset
= offset
;
915 if (count
<= nfs_get_readmax(nfs
)) {
916 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
917 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
918 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
919 free_nfs_cb_data(data
);
925 /* trying to read more than maximum server read size, we has to chop it up into smaller
926 * reads and collect into a reassembly buffer.
927 * we send all reads in parallell so that performance is still good.
929 data
->max_offset
= offset
;
930 data
->start_offset
= offset
;
932 data
->buffer
= malloc(count
);
933 if (data
->buffer
== NULL
) {
934 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
935 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
936 free_nfs_cb_data(data
);
941 size_t readcount
= count
;
942 struct nfs_mcb_data
*mdata
;
944 if (readcount
> nfs_get_readmax(nfs
)) {
945 readcount
= nfs_get_readmax(nfs
);
948 mdata
= malloc(sizeof(struct nfs_mcb_data
));
950 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
953 bzero(mdata
, sizeof(struct nfs_mcb_data
));
955 mdata
->offset
= offset
;
956 mdata
->count
= readcount
;
957 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
958 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
959 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
975 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
977 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
985 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
987 struct nfs_cb_data
*data
= private_data
;
988 struct nfs_context
*nfs
= data
->nfs
;
991 if (status
== RPC_STATUS_ERROR
) {
992 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
993 free_nfs_cb_data(data
);
996 if (status
== RPC_STATUS_CANCEL
) {
997 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
998 free_nfs_cb_data(data
);
1003 if (res
->status
!= NFS3_OK
) {
1004 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1005 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1006 free_nfs_cb_data(data
);
1010 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1011 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1012 free_nfs_cb_data(data
);
1015 int nfs_pwrite_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1017 struct nfs_cb_data
*data
;
1019 data
= malloc(sizeof(struct nfs_cb_data
));
1021 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1024 bzero(data
, sizeof(struct nfs_cb_data
));
1027 data
->private_data
= private_data
;
1028 data
->nfsfh
= nfsfh
;
1030 nfsfh
->offset
= offset
;
1031 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1032 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1033 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1034 free_nfs_cb_data(data
);
1043 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1045 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1055 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1057 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1058 free(nfsfh
->fh
.data
.data_val
);
1059 nfsfh
->fh
.data
.data_val
= NULL
;
1063 cb(0, nfs
, NULL
, private_data
);
1074 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1076 struct nfs_cb_data
*data
;
1078 data
= malloc(sizeof(struct nfs_cb_data
));
1080 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1083 bzero(data
, sizeof(struct nfs_cb_data
));
1086 data
->private_data
= private_data
;
1088 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1089 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1090 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1091 free_nfs_cb_data(data
);
1102 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1104 struct nfs_cb_data
*data
= private_data
;
1105 struct nfs_context
*nfs
= data
->nfs
;
1108 if (status
== RPC_STATUS_ERROR
) {
1109 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1110 free_nfs_cb_data(data
);
1113 if (status
== RPC_STATUS_CANCEL
) {
1114 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1115 free_nfs_cb_data(data
);
1120 if (res
->status
!= NFS3_OK
) {
1121 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1122 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1123 free_nfs_cb_data(data
);
1127 data
->cb(0, nfs
, NULL
, data
->private_data
);
1128 free_nfs_cb_data(data
);
1131 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1133 struct nfs_cb_data
*data
;
1135 data
= malloc(sizeof(struct nfs_cb_data
));
1137 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1140 bzero(data
, sizeof(struct nfs_cb_data
));
1143 data
->private_data
= private_data
;
1145 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1146 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1147 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1148 free_nfs_cb_data(data
);
1160 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1162 struct nfs_cb_data
*data
= private_data
;
1163 struct nfs_context
*nfs
= data
->nfs
;
1166 if (status
== RPC_STATUS_ERROR
) {
1167 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1168 free_nfs_cb_data(data
);
1171 if (status
== RPC_STATUS_CANCEL
) {
1172 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1173 free_nfs_cb_data(data
);
1178 if (res
->status
!= NFS3_OK
) {
1179 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1180 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1181 free_nfs_cb_data(data
);
1185 data
->cb(0, nfs
, NULL
, data
->private_data
);
1186 free_nfs_cb_data(data
);
1189 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1191 struct nfs_cb_data
*data
;
1194 data
= malloc(sizeof(struct nfs_cb_data
));
1196 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1199 bzero(data
, sizeof(struct nfs_cb_data
));
1202 data
->private_data
= private_data
;
1204 bzero(&args
, sizeof(SETATTR3args
));
1205 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1206 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1207 args
.new_attributes
.size
.set_it
= 1;
1208 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1210 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1211 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1212 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1213 free_nfs_cb_data(data
);
1223 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1225 off_t offset
= data
->continue_int
;
1228 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1229 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1231 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1232 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1233 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1234 free_nfs_cb_data(data
);
1237 free_nfs_cb_data(data
);
1241 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1247 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1248 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1261 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1264 struct nfs_cb_data
*data
= private_data
;
1265 struct nfs_context
*nfs
= data
->nfs
;
1266 char *str
= data
->continue_data
;
1268 str
= &str
[strlen(str
) + 1];
1270 if (status
== RPC_STATUS_ERROR
) {
1271 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1272 free_nfs_cb_data(data
);
1275 if (status
== RPC_STATUS_CANCEL
) {
1276 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1277 free_nfs_cb_data(data
);
1282 if (res
->status
!= NFS3_OK
) {
1283 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
));
1284 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1285 free_nfs_cb_data(data
);
1289 data
->cb(0, nfs
, NULL
, data
->private_data
);
1290 free_nfs_cb_data(data
);
1293 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1295 char *str
= data
->continue_data
;
1297 str
= &str
[strlen(str
) + 1];
1299 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1300 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1301 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1302 free_nfs_cb_data(data
);
1308 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1313 new_path
= strdup(path
);
1314 if (new_path
== NULL
) {
1315 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1319 ptr
= rindex(new_path
, '/');
1321 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1326 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1327 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1328 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1342 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1345 struct nfs_cb_data
*data
= private_data
;
1346 struct nfs_context
*nfs
= data
->nfs
;
1347 char *str
= data
->continue_data
;
1349 str
= &str
[strlen(str
) + 1];
1351 if (status
== RPC_STATUS_ERROR
) {
1352 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1353 free_nfs_cb_data(data
);
1356 if (status
== RPC_STATUS_CANCEL
) {
1357 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1358 free_nfs_cb_data(data
);
1363 if (res
->status
!= NFS3_OK
) {
1364 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
));
1365 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1366 free_nfs_cb_data(data
);
1370 data
->cb(0, nfs
, NULL
, data
->private_data
);
1371 free_nfs_cb_data(data
);
1374 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1376 char *str
= data
->continue_data
;
1378 str
= &str
[strlen(str
) + 1];
1380 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1381 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1382 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1383 free_nfs_cb_data(data
);
1389 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1394 new_path
= strdup(path
);
1395 if (new_path
== NULL
) {
1396 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1400 ptr
= rindex(new_path
, '/');
1402 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1407 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1408 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1409 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1422 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1425 struct nfs_cb_data
*data
= private_data
;
1426 struct nfs_context
*nfs
= data
->nfs
;
1427 struct nfsfh
*nfsfh
;
1428 char *str
= data
->continue_data
;
1430 if (status
== RPC_STATUS_ERROR
) {
1431 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1432 free_nfs_cb_data(data
);
1435 if (status
== RPC_STATUS_CANCEL
) {
1436 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1437 free_nfs_cb_data(data
);
1441 str
= &str
[strlen(str
) + 1];
1443 if (res
->status
!= NFS3_OK
) {
1444 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
));
1445 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1450 nfsfh
= malloc(sizeof(struct nfsfh
));
1451 if (nfsfh
== NULL
) {
1452 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1453 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1454 free_nfs_cb_data(data
);
1457 bzero(nfsfh
, sizeof(struct nfsfh
));
1459 /* steal the filehandle */
1460 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1461 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1462 data
->fh
.data
.data_val
= NULL
;
1464 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1465 free_nfs_cb_data(data
);
1470 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1473 struct nfs_cb_data
*data
= private_data
;
1474 struct nfs_context
*nfs
= data
->nfs
;
1475 char *str
= data
->continue_data
;
1477 if (status
== RPC_STATUS_ERROR
) {
1478 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1479 free_nfs_cb_data(data
);
1482 if (status
== RPC_STATUS_CANCEL
) {
1483 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1484 free_nfs_cb_data(data
);
1488 str
= &str
[strlen(str
) + 1];
1490 if (res
->status
!= NFS3_OK
) {
1491 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
));
1492 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1497 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1498 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1499 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1500 free_nfs_cb_data(data
);
1506 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1508 char *str
= data
->continue_data
;
1510 str
= &str
[strlen(str
) + 1];
1512 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1513 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1514 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1515 free_nfs_cb_data(data
);
1521 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1526 new_path
= strdup(path
);
1527 if (new_path
== NULL
) {
1528 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1532 ptr
= rindex(new_path
, '/');
1534 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1539 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1540 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1541 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1554 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1557 struct nfs_cb_data
*data
= private_data
;
1558 struct nfs_context
*nfs
= data
->nfs
;
1559 char *str
= data
->continue_data
;
1561 str
= &str
[strlen(str
) + 1];
1563 if (status
== RPC_STATUS_ERROR
) {
1564 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1565 free_nfs_cb_data(data
);
1568 if (status
== RPC_STATUS_CANCEL
) {
1569 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1570 free_nfs_cb_data(data
);
1575 if (res
->status
!= NFS3_OK
) {
1576 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
));
1577 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1578 free_nfs_cb_data(data
);
1582 data
->cb(0, nfs
, NULL
, data
->private_data
);
1583 free_nfs_cb_data(data
);
1586 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1588 char *str
= data
->continue_data
;
1590 str
= &str
[strlen(str
) + 1];
1592 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1593 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1594 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1595 free_nfs_cb_data(data
);
1601 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1606 new_path
= strdup(path
);
1607 if (new_path
== NULL
) {
1608 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1612 ptr
= rindex(new_path
, '/');
1614 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1619 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1620 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1621 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1635 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1638 struct nfs_cb_data
*data
= private_data
;
1639 struct nfs_context
*nfs
= data
->nfs
;
1640 struct nfsdir
*nfsdir
= data
->continue_data
;;
1641 struct entry3
*entry
;
1644 if (status
== RPC_STATUS_ERROR
) {
1645 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1646 nfs_free_nfsdir(nfsdir
);
1647 data
->continue_data
= NULL
;
1648 free_nfs_cb_data(data
);
1651 if (status
== RPC_STATUS_CANCEL
) {
1652 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1653 nfs_free_nfsdir(nfsdir
);
1654 data
->continue_data
= NULL
;
1655 free_nfs_cb_data(data
);
1660 if (res
->status
!= NFS3_OK
) {
1661 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
));
1662 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1663 nfs_free_nfsdir(nfsdir
);
1664 data
->continue_data
= NULL
;
1665 free_nfs_cb_data(data
);
1669 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1670 while (entry
!= NULL
) {
1671 struct nfsdirent
*nfsdirent
;
1673 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1674 if (nfsdirent
== NULL
) {
1675 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1676 nfs_free_nfsdir(nfsdir
);
1677 data
->continue_data
= NULL
;
1678 free_nfs_cb_data(data
);
1681 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1682 nfsdirent
->name
= strdup(entry
->name
);
1683 if (nfsdirent
->name
== NULL
) {
1684 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1685 nfs_free_nfsdir(nfsdir
);
1686 data
->continue_data
= NULL
;
1687 free_nfs_cb_data(data
);
1690 nfsdirent
->inode
= entry
->fileid
;
1691 nfsdirent
->next
= nfsdir
->entries
;
1692 nfsdir
->entries
= nfsdirent
;
1694 cookie
= entry
->cookie
;
1695 entry
= entry
->nextentry
;
1698 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1699 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1700 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1701 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1702 nfs_free_nfsdir(nfsdir
);
1703 data
->continue_data
= NULL
;
1704 free_nfs_cb_data(data
);
1710 /* steal the dirhandle */
1711 data
->continue_data
= NULL
;
1712 nfsdir
->current
= nfsdir
->entries
;
1714 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1715 free_nfs_cb_data(data
);
1718 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1722 bzero(cv
, sizeof(cookieverf3
));
1723 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1724 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1725 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1726 free_nfs_cb_data(data
);
1732 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1734 struct nfsdir
*nfsdir
;
1736 nfsdir
= malloc(sizeof(struct nfsdir
));
1737 if (nfsdir
== NULL
) {
1738 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
1741 bzero(nfsdir
, sizeof(struct nfsdir
));
1743 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1744 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1752 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1754 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1756 if (nfsdir
->current
!= NULL
) {
1757 nfsdir
->current
= nfsdir
->current
->next
;
1763 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1765 nfs_free_nfsdir(nfsdir
);
1777 struct lseek_cb_data
{
1778 struct nfs_context
*nfs
;
1779 struct nfsfh
*nfsfh
;
1785 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1788 struct lseek_cb_data
*data
= private_data
;
1789 struct nfs_context
*nfs
= data
->nfs
;
1791 if (status
== RPC_STATUS_ERROR
) {
1792 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1796 if (status
== RPC_STATUS_CANCEL
) {
1797 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1803 if (res
->status
!= NFS3_OK
) {
1804 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1805 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1810 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1811 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1815 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1817 struct lseek_cb_data
*data
;
1819 if (whence
== SEEK_SET
) {
1820 nfsfh
->offset
= offset
;
1821 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1824 if (whence
== SEEK_CUR
) {
1825 nfsfh
->offset
+= offset
;
1826 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1830 data
= malloc(sizeof(struct lseek_cb_data
));
1832 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1837 data
->nfsfh
= nfsfh
;
1838 data
->offset
= offset
;
1840 data
->private_data
= private_data
;
1842 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1843 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1856 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1859 struct nfs_cb_data
*data
= private_data
;
1860 struct nfs_context
*nfs
= data
->nfs
;
1861 struct statvfs svfs
;
1863 if (status
== RPC_STATUS_ERROR
) {
1864 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1865 free_nfs_cb_data(data
);
1868 if (status
== RPC_STATUS_CANCEL
) {
1869 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1870 free_nfs_cb_data(data
);
1875 if (res
->status
!= NFS3_OK
) {
1876 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
));
1877 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1878 free_nfs_cb_data(data
);
1882 svfs
.f_bsize
= 4096;
1883 svfs
.f_frsize
= 4096;
1884 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1885 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1886 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1887 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1888 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1889 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1892 svfs
.f_namemax
= 256;
1894 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1895 free_nfs_cb_data(data
);
1898 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1900 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1901 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1902 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1903 free_nfs_cb_data(data
);
1909 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1911 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1912 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1925 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1928 struct nfs_cb_data
*data
= private_data
;
1929 struct nfs_context
*nfs
= data
->nfs
;
1931 if (status
== RPC_STATUS_ERROR
) {
1932 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1933 free_nfs_cb_data(data
);
1936 if (status
== RPC_STATUS_CANCEL
) {
1937 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1938 free_nfs_cb_data(data
);
1943 if (res
->status
!= NFS3_OK
) {
1944 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
));
1945 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1946 free_nfs_cb_data(data
);
1951 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1952 free_nfs_cb_data(data
);
1955 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1957 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1958 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1959 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1960 free_nfs_cb_data(data
);
1966 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1968 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1969 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1982 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1984 struct nfs_cb_data
*data
= private_data
;
1985 struct nfs_context
*nfs
= data
->nfs
;
1988 if (status
== RPC_STATUS_ERROR
) {
1989 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1990 free_nfs_cb_data(data
);
1993 if (status
== RPC_STATUS_CANCEL
) {
1994 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1995 free_nfs_cb_data(data
);
2000 if (res
->status
!= NFS3_OK
) {
2001 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2002 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2003 free_nfs_cb_data(data
);
2007 data
->cb(0, nfs
, NULL
, data
->private_data
);
2008 free_nfs_cb_data(data
);
2011 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2015 bzero(&args
, sizeof(SETATTR3args
));
2016 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2017 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2018 args
.new_attributes
.mode
.set_it
= 1;
2019 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2021 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2022 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2023 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2024 free_nfs_cb_data(data
);
2031 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2033 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2034 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2044 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2046 struct nfs_cb_data
*data
;
2048 data
= malloc(sizeof(struct nfs_cb_data
));
2050 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2053 bzero(data
, sizeof(struct nfs_cb_data
));
2056 data
->private_data
= private_data
;
2057 data
->continue_int
= mode
;
2058 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2059 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2060 if (data
->fh
.data
.data_val
== NULL
) {
2061 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2062 free_nfs_cb_data(data
);
2065 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2067 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2068 free_nfs_cb_data(data
);
2080 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2082 struct nfs_cb_data
*data
= private_data
;
2083 struct nfs_context
*nfs
= data
->nfs
;
2086 if (status
== RPC_STATUS_ERROR
) {
2087 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2088 free_nfs_cb_data(data
);
2091 if (status
== RPC_STATUS_CANCEL
) {
2092 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2093 free_nfs_cb_data(data
);
2098 if (res
->status
!= NFS3_OK
) {
2099 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2100 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2101 free_nfs_cb_data(data
);
2105 data
->cb(0, nfs
, NULL
, data
->private_data
);
2106 free_nfs_cb_data(data
);
2109 struct nfs_chown_data
{
2114 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2117 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2119 bzero(&args
, sizeof(SETATTR3args
));
2120 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2121 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2122 if (chown_data
->uid
!= (uid_t
)-1) {
2123 args
.new_attributes
.uid
.set_it
= 1;
2124 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2126 if (chown_data
->gid
!= (gid_t
)-1) {
2127 args
.new_attributes
.gid
.set_it
= 1;
2128 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2131 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2132 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2133 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2134 free_nfs_cb_data(data
);
2141 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2143 struct nfs_chown_data
*chown_data
;
2145 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2146 if (chown_data
== NULL
) {
2147 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2151 chown_data
->uid
= uid
;
2152 chown_data
->gid
= gid
;
2154 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2155 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2166 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2168 struct nfs_cb_data
*data
;
2169 struct nfs_chown_data
*chown_data
;
2171 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2172 if (chown_data
== NULL
) {
2173 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2177 chown_data
->uid
= uid
;
2178 chown_data
->gid
= gid
;
2181 data
= malloc(sizeof(struct nfs_cb_data
));
2183 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2186 bzero(data
, sizeof(struct nfs_cb_data
));
2189 data
->private_data
= private_data
;
2190 data
->continue_data
= chown_data
;
2191 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2192 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2193 if (data
->fh
.data
.data_val
== NULL
) {
2194 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2195 free_nfs_cb_data(data
);
2198 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2201 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2202 free_nfs_cb_data(data
);
2216 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2218 struct nfs_cb_data
*data
= private_data
;
2219 struct nfs_context
*nfs
= data
->nfs
;
2222 if (status
== RPC_STATUS_ERROR
) {
2223 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2224 free_nfs_cb_data(data
);
2227 if (status
== RPC_STATUS_CANCEL
) {
2228 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2229 free_nfs_cb_data(data
);
2234 if (res
->status
!= NFS3_OK
) {
2235 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2236 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2237 free_nfs_cb_data(data
);
2241 data
->cb(0, nfs
, NULL
, data
->private_data
);
2242 free_nfs_cb_data(data
);
2245 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2248 struct timeval
*utimes_data
= data
->continue_data
;
2250 bzero(&args
, sizeof(SETATTR3args
));
2251 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2252 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2253 if (utimes_data
!= NULL
) {
2254 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2255 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2256 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2257 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2258 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2259 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2261 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2262 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2265 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2266 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2267 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2268 free_nfs_cb_data(data
);
2275 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2277 struct timeval
*new_times
= NULL
;
2279 if (times
!= NULL
) {
2280 new_times
= malloc(sizeof(struct timeval
)*2);
2281 if (new_times
== NULL
) {
2282 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2286 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2289 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2290 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2300 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2302 struct timeval
*new_times
= NULL
;
2304 if (times
!= NULL
) {
2305 new_times
= malloc(sizeof(struct timeval
)*2);
2306 if (new_times
== NULL
) {
2307 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2311 new_times
[0].tv_sec
= times
->actime
;
2312 new_times
[0].tv_usec
= 0;
2313 new_times
[1].tv_sec
= times
->modtime
;
2314 new_times
[1].tv_usec
= 0;
2317 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2318 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2332 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2335 struct nfs_cb_data
*data
= private_data
;
2336 struct nfs_context
*nfs
= data
->nfs
;
2337 unsigned int nfsmode
= 0;
2339 if (status
== RPC_STATUS_ERROR
) {
2340 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2341 free_nfs_cb_data(data
);
2344 if (status
== RPC_STATUS_CANCEL
) {
2345 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2346 free_nfs_cb_data(data
);
2351 if (res
->status
!= NFS3_OK
) {
2352 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
));
2353 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2354 free_nfs_cb_data(data
);
2358 if (data
->continue_int
& R_OK
) {
2359 nfsmode
|= ACCESS3_READ
;
2361 if (data
->continue_int
& W_OK
) {
2362 nfsmode
|= ACCESS3_MODIFY
;
2364 if (data
->continue_int
& X_OK
) {
2365 nfsmode
|= ACCESS3_EXECUTE
;
2368 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2369 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2370 nfsmode
&ACCESS3_READ
?'r':'-',
2371 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2372 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2373 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2374 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2375 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2376 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2377 free_nfs_cb_data(data
);
2381 data
->cb(0, nfs
, NULL
, data
->private_data
);
2382 free_nfs_cb_data(data
);
2385 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2389 if (data
->continue_int
& R_OK
) {
2390 nfsmode
|= ACCESS3_READ
;
2392 if (data
->continue_int
& W_OK
) {
2393 nfsmode
|= ACCESS3_MODIFY
;
2395 if (data
->continue_int
& X_OK
) {
2396 nfsmode
|= ACCESS3_EXECUTE
;
2399 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2400 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2401 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2402 free_nfs_cb_data(data
);
2408 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2410 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2411 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2423 struct nfs_symlink_data
{
2425 char *newpathparent
;
2426 char *newpathobject
;
2429 static void free_nfs_symlink_data(void *mem
)
2431 struct nfs_symlink_data
*data
= mem
;
2433 if (data
->oldpath
!= NULL
) {
2434 free(data
->oldpath
);
2436 if (data
->newpathparent
!= NULL
) {
2437 free(data
->newpathparent
);
2439 if (data
->newpathobject
!= NULL
) {
2440 free(data
->newpathobject
);
2445 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2448 struct nfs_cb_data
*data
= private_data
;
2449 struct nfs_context
*nfs
= data
->nfs
;
2450 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2452 if (status
== RPC_STATUS_ERROR
) {
2453 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2454 free_nfs_cb_data(data
);
2457 if (status
== RPC_STATUS_CANCEL
) {
2458 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2459 free_nfs_cb_data(data
);
2464 if (res
->status
!= NFS3_OK
) {
2465 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
));
2466 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2467 free_nfs_cb_data(data
);
2471 data
->cb(0, nfs
, NULL
, data
->private_data
);
2472 free_nfs_cb_data(data
);
2475 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2477 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2479 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2480 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2481 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2482 free_nfs_cb_data(data
);
2488 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2491 struct nfs_symlink_data
*symlink_data
;
2493 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2494 if (symlink_data
== NULL
) {
2495 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
2498 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2500 symlink_data
->oldpath
= strdup(oldpath
);
2501 if (symlink_data
->oldpath
== NULL
) {
2502 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2503 free_nfs_symlink_data(symlink_data
);
2507 symlink_data
->newpathparent
= strdup(newpath
);
2508 if (symlink_data
->newpathparent
== NULL
) {
2509 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2510 free_nfs_symlink_data(symlink_data
);
2514 ptr
= rindex(symlink_data
->newpathparent
, '/');
2516 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2517 free_nfs_symlink_data(symlink_data
);
2523 symlink_data
->newpathobject
= strdup(ptr
);
2524 if (symlink_data
->newpathobject
== NULL
) {
2525 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2526 free_nfs_symlink_data(symlink_data
);
2530 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2531 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2543 struct nfs_rename_data
{
2546 struct nfs_fh3 olddir
;
2549 struct nfs_fh3 newdir
;
2552 static void free_nfs_rename_data(void *mem
)
2554 struct nfs_rename_data
*data
= mem
;
2556 if (data
->oldpath
!= NULL
) {
2557 free(data
->oldpath
);
2559 if (data
->olddir
.data
.data_val
!= NULL
) {
2560 free(data
->olddir
.data
.data_val
);
2562 if (data
->newpath
!= NULL
) {
2563 free(data
->newpath
);
2565 if (data
->newdir
.data
.data_val
!= NULL
) {
2566 free(data
->newdir
.data
.data_val
);
2571 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2574 struct nfs_cb_data
*data
= private_data
;
2575 struct nfs_context
*nfs
= data
->nfs
;
2576 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2578 if (status
== RPC_STATUS_ERROR
) {
2579 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2580 free_nfs_cb_data(data
);
2583 if (status
== RPC_STATUS_CANCEL
) {
2584 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2585 free_nfs_cb_data(data
);
2590 if (res
->status
!= NFS3_OK
) {
2591 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
));
2592 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2593 free_nfs_cb_data(data
);
2597 data
->cb(0, nfs
, NULL
, data
->private_data
);
2598 free_nfs_cb_data(data
);
2601 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2603 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2605 /* steal the filehandle */
2606 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2607 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2608 data
->fh
.data
.data_val
= NULL
;
2610 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2611 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2612 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2613 free_nfs_cb_data(data
);
2620 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2622 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2624 /* steal the filehandle */
2625 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2626 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2627 data
->fh
.data
.data_val
= NULL
;
2629 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) {
2630 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2631 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2632 free_nfs_cb_data(data
);
2635 data
->continue_data
= NULL
;
2636 free_nfs_cb_data(data
);
2642 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2645 struct nfs_rename_data
*rename_data
;
2647 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2648 if (rename_data
== NULL
) {
2649 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
2652 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2654 rename_data
->oldpath
= strdup(oldpath
);
2655 if (rename_data
->oldpath
== NULL
) {
2656 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2657 free_nfs_rename_data(rename_data
);
2660 ptr
= rindex(rename_data
->oldpath
, '/');
2662 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2663 free_nfs_rename_data(rename_data
);
2668 rename_data
->oldobject
= ptr
;
2671 rename_data
->newpath
= strdup(newpath
);
2672 if (rename_data
->newpath
== NULL
) {
2673 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2674 free_nfs_rename_data(rename_data
);
2677 ptr
= rindex(rename_data
->newpath
, '/');
2679 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2680 free_nfs_rename_data(rename_data
);
2685 rename_data
->newobject
= ptr
;
2688 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2689 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2700 struct nfs_link_data
{
2702 struct nfs_fh3 oldfh
;
2705 struct nfs_fh3 newdir
;
2708 static void free_nfs_link_data(void *mem
)
2710 struct nfs_link_data
*data
= mem
;
2712 if (data
->oldpath
!= NULL
) {
2713 free(data
->oldpath
);
2715 if (data
->oldfh
.data
.data_val
!= NULL
) {
2716 free(data
->oldfh
.data
.data_val
);
2718 if (data
->newpath
!= NULL
) {
2719 free(data
->newpath
);
2721 if (data
->newdir
.data
.data_val
!= NULL
) {
2722 free(data
->newdir
.data
.data_val
);
2727 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2730 struct nfs_cb_data
*data
= private_data
;
2731 struct nfs_context
*nfs
= data
->nfs
;
2732 struct nfs_link_data
*link_data
= data
->continue_data
;
2734 if (status
== RPC_STATUS_ERROR
) {
2735 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2736 free_nfs_cb_data(data
);
2739 if (status
== RPC_STATUS_CANCEL
) {
2740 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2741 free_nfs_cb_data(data
);
2746 if (res
->status
!= NFS3_OK
) {
2747 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
));
2748 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2749 free_nfs_cb_data(data
);
2753 data
->cb(0, nfs
, NULL
, data
->private_data
);
2754 free_nfs_cb_data(data
);
2757 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2759 struct nfs_link_data
*link_data
= data
->continue_data
;
2761 /* steal the filehandle */
2762 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2763 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2764 data
->fh
.data
.data_val
= NULL
;
2766 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2767 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2768 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2769 free_nfs_cb_data(data
);
2776 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2778 struct nfs_link_data
*link_data
= data
->continue_data
;
2780 /* steal the filehandle */
2781 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2782 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2783 data
->fh
.data
.data_val
= NULL
;
2785 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) {
2786 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2787 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2788 free_nfs_cb_data(data
);
2791 data
->continue_data
= NULL
;
2792 free_nfs_cb_data(data
);
2798 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2801 struct nfs_link_data
*link_data
;
2803 link_data
= malloc(sizeof(struct nfs_link_data
));
2804 if (link_data
== NULL
) {
2805 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
2808 bzero(link_data
, sizeof(struct nfs_link_data
));
2810 link_data
->oldpath
= strdup(oldpath
);
2811 if (link_data
->oldpath
== NULL
) {
2812 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2813 free_nfs_link_data(link_data
);
2817 link_data
->newpath
= strdup(newpath
);
2818 if (link_data
->newpath
== NULL
) {
2819 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2820 free_nfs_link_data(link_data
);
2823 ptr
= rindex(link_data
->newpath
, '/');
2825 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2826 free_nfs_link_data(link_data
);
2831 link_data
->newobject
= ptr
;
2834 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2835 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2843 //qqq replace later with lseek()
2844 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2846 return nfsfh
->offset
;
2852 * Get the maximum supported READ3 size by the server
2854 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2856 return nfs
->readmax
;
2860 * Get the maximum supported WRITE3 size by the server
2862 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2864 return nfs
->writemax
;
2867 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
2872 va_start(ap
, error_string
);
2873 vasprintf(&str
, error_string
, ap
);
2874 if (nfs
->rpc
->error_string
!= NULL
) {
2875 free(nfs
->rpc
->error_string
);
2877 nfs
->rpc
->error_string
= str
;
2883 struct mount_cb_data
{
2889 static void free_mount_cb_data(struct mount_cb_data
*data
)
2891 if (data
->server
!= NULL
) {
2893 data
->server
= NULL
;
2899 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2901 struct mount_cb_data
*data
= private_data
;
2903 if (status
== RPC_STATUS_ERROR
) {
2904 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2905 free_mount_cb_data(data
);
2908 if (status
== RPC_STATUS_CANCEL
) {
2909 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2910 free_mount_cb_data(data
);
2914 data
->cb(rpc
, 0, command_data
, data
->private_data
);
2915 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
2916 rpc_set_error(rpc
, "Failed to disconnect\n");
2918 free_mount_cb_data(data
);
2921 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2923 struct mount_cb_data
*data
= private_data
;
2925 if (status
== RPC_STATUS_ERROR
) {
2926 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2927 free_mount_cb_data(data
);
2930 if (status
== RPC_STATUS_CANCEL
) {
2931 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2932 free_mount_cb_data(data
);
2936 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
2937 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2938 free_mount_cb_data(data
);
2943 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2945 struct mount_cb_data
*data
= private_data
;
2946 uint32_t mount_port
;
2948 if (status
== RPC_STATUS_ERROR
) {
2949 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2950 free_mount_cb_data(data
);
2953 if (status
== RPC_STATUS_CANCEL
) {
2954 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2955 free_mount_cb_data(data
);
2959 mount_port
= *(uint32_t *)command_data
;
2960 if (mount_port
== 0) {
2961 rpc_set_error(rpc
, "RPC error. Mount program is not available");
2962 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
2963 free_mount_cb_data(data
);
2967 rpc_disconnect(rpc
, "normal disconnect");
2968 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
2969 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2970 free_mount_cb_data(data
);
2975 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2977 struct mount_cb_data
*data
= private_data
;
2979 if (status
== RPC_STATUS_ERROR
) {
2980 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2981 free_mount_cb_data(data
);
2984 if (status
== RPC_STATUS_CANCEL
) {
2985 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2986 free_mount_cb_data(data
);
2990 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_3_cb
, private_data
) != 0) {
2991 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2992 free_mount_cb_data(data
);
2997 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2999 struct mount_cb_data
*data
= private_data
;
3001 if (status
== RPC_STATUS_ERROR
) {
3002 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3003 free_mount_cb_data(data
);
3006 if (status
== RPC_STATUS_CANCEL
) {
3007 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3008 free_mount_cb_data(data
);
3012 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3013 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3014 free_mount_cb_data(data
);
3019 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3021 struct mount_cb_data
*data
;
3023 data
= malloc(sizeof(struct mount_cb_data
));
3027 bzero(data
, sizeof(struct mount_cb_data
));
3029 data
->private_data
= private_data
;
3030 data
->server
= strdup(server
);
3031 if (data
->server
== NULL
) {
3032 free_mount_cb_data(data
);
3035 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3036 free_mount_cb_data(data
);
3043 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)