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 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
650 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
651 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
653 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
654 st
.st_blksize
= 4096;
655 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
656 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
657 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
658 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
660 data
->cb(0, nfs
, &st
, data
->private_data
);
661 free_nfs_cb_data(data
);
664 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
666 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
667 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
668 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
669 free_nfs_cb_data(data
);
675 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
677 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
678 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
692 static void nfs_open_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
695 struct nfs_cb_data
*data
= private_data
;
696 struct nfs_context
*nfs
= data
->nfs
;
698 unsigned int nfsmode
= 0;
700 if (status
== RPC_STATUS_ERROR
) {
701 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
702 free_nfs_cb_data(data
);
705 if (status
== RPC_STATUS_CANCEL
) {
706 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
707 free_nfs_cb_data(data
);
712 if (res
->status
!= NFS3_OK
) {
713 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
));
714 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
715 free_nfs_cb_data(data
);
719 if (data
->continue_int
& O_WRONLY
) {
720 nfsmode
|= ACCESS3_MODIFY
;
722 if (data
->continue_int
& O_RDWR
) {
723 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
725 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
726 nfsmode
|= ACCESS3_READ
;
730 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
731 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
732 nfsmode
&ACCESS3_READ
?'r':'-',
733 nfsmode
&ACCESS3_MODIFY
?'w':'-',
734 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
735 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
736 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
737 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
738 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
739 free_nfs_cb_data(data
);
743 nfsfh
= malloc(sizeof(struct nfsfh
));
745 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
746 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
747 free_nfs_cb_data(data
);
750 bzero(nfsfh
, sizeof(struct nfsfh
));
752 if (data
->continue_int
& O_SYNC
) {
756 /* steal the filehandle */
757 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
758 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
759 data
->fh
.data
.data_val
= NULL
;
761 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
762 free_nfs_cb_data(data
);
765 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
769 if (data
->continue_int
& O_WRONLY
) {
770 nfsmode
|= ACCESS3_MODIFY
;
772 if (data
->continue_int
& O_RDWR
) {
773 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
775 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
776 nfsmode
|= ACCESS3_READ
;
779 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
780 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
781 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
782 free_nfs_cb_data(data
);
788 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
790 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
791 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
805 static void nfs_pread_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
807 struct nfs_cb_data
*data
= private_data
;
808 struct nfs_context
*nfs
= data
->nfs
;
811 if (status
== RPC_STATUS_ERROR
) {
812 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
813 free_nfs_cb_data(data
);
816 if (status
== RPC_STATUS_CANCEL
) {
817 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
818 free_nfs_cb_data(data
);
823 if (res
->status
!= NFS3_OK
) {
824 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
825 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
826 free_nfs_cb_data(data
);
830 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
831 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
832 free_nfs_cb_data(data
);
835 static void nfs_pread_mcb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
837 struct nfs_mcb_data
*mdata
= private_data
;
838 struct nfs_cb_data
*data
= mdata
->data
;
839 struct nfs_context
*nfs
= data
->nfs
;
844 if (status
== RPC_STATUS_ERROR
) {
845 /* flag the failure but do not invoke callback until we have received all responses */
848 if (status
== RPC_STATUS_CANCEL
) {
849 /* flag the cancellation but do not invoke callback until we have received all responses */
853 /* reassemble the data into the buffer */
854 if (status
== RPC_STATUS_SUCCESS
) {
856 if (res
->status
!= NFS3_OK
) {
857 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
860 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
861 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
862 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
867 if (data
->num_calls
> 0) {
868 /* still waiting for more replies */
873 if (data
->error
!= 0) {
874 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
875 free_nfs_cb_data(data
);
879 if (data
->cancel
!= 0) {
880 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
881 free_nfs_cb_data(data
);
886 data
->nfsfh
->offset
= data
->max_offset
;
887 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
888 free_nfs_cb_data(data
);
892 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
894 struct nfs_cb_data
*data
;
896 data
= malloc(sizeof(struct nfs_cb_data
));
898 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
901 bzero(data
, sizeof(struct nfs_cb_data
));
904 data
->private_data
= private_data
;
907 nfsfh
->offset
= offset
;
909 if (count
<= nfs_get_readmax(nfs
)) {
910 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
911 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
912 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
913 free_nfs_cb_data(data
);
919 /* trying to read more than maximum server read size, we has to chop it up into smaller
920 * reads and collect into a reassembly buffer.
921 * we send all reads in parallell so that performance is still good.
923 data
->start_offset
= offset
;
925 data
->buffer
= malloc(count
);
926 if (data
->buffer
== NULL
) {
927 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
928 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
929 free_nfs_cb_data(data
);
934 size_t readcount
= count
;
935 struct nfs_mcb_data
*mdata
;
937 if (readcount
> nfs_get_readmax(nfs
)) {
938 readcount
= nfs_get_readmax(nfs
);
941 mdata
= malloc(sizeof(struct nfs_mcb_data
));
943 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
946 bzero(mdata
, sizeof(struct nfs_mcb_data
));
948 mdata
->offset
= offset
;
949 mdata
->count
= readcount
;
950 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
951 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
952 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
968 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
970 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
978 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
980 struct nfs_cb_data
*data
= private_data
;
981 struct nfs_context
*nfs
= data
->nfs
;
984 if (status
== RPC_STATUS_ERROR
) {
985 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
986 free_nfs_cb_data(data
);
989 if (status
== RPC_STATUS_CANCEL
) {
990 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
991 free_nfs_cb_data(data
);
996 if (res
->status
!= NFS3_OK
) {
997 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
998 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
999 free_nfs_cb_data(data
);
1003 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1004 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1005 free_nfs_cb_data(data
);
1008 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
)
1010 struct nfs_cb_data
*data
;
1012 data
= malloc(sizeof(struct nfs_cb_data
));
1014 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1017 bzero(data
, sizeof(struct nfs_cb_data
));
1020 data
->private_data
= private_data
;
1021 data
->nfsfh
= nfsfh
;
1023 nfsfh
->offset
= offset
;
1024 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1025 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1026 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1027 free_nfs_cb_data(data
);
1036 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1038 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1048 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1050 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1051 free(nfsfh
->fh
.data
.data_val
);
1052 nfsfh
->fh
.data
.data_val
= NULL
;
1056 cb(0, nfs
, NULL
, private_data
);
1067 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1069 struct nfs_cb_data
*data
;
1071 data
= malloc(sizeof(struct nfs_cb_data
));
1073 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1076 bzero(data
, sizeof(struct nfs_cb_data
));
1079 data
->private_data
= private_data
;
1081 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1082 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1083 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1084 free_nfs_cb_data(data
);
1095 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1097 struct nfs_cb_data
*data
= private_data
;
1098 struct nfs_context
*nfs
= data
->nfs
;
1101 if (status
== RPC_STATUS_ERROR
) {
1102 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1103 free_nfs_cb_data(data
);
1106 if (status
== RPC_STATUS_CANCEL
) {
1107 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1108 free_nfs_cb_data(data
);
1113 if (res
->status
!= NFS3_OK
) {
1114 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1115 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1116 free_nfs_cb_data(data
);
1120 data
->cb(0, nfs
, NULL
, data
->private_data
);
1121 free_nfs_cb_data(data
);
1124 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1126 struct nfs_cb_data
*data
;
1128 data
= malloc(sizeof(struct nfs_cb_data
));
1130 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1133 bzero(data
, sizeof(struct nfs_cb_data
));
1136 data
->private_data
= private_data
;
1138 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1139 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1140 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1141 free_nfs_cb_data(data
);
1153 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1155 struct nfs_cb_data
*data
= private_data
;
1156 struct nfs_context
*nfs
= data
->nfs
;
1159 if (status
== RPC_STATUS_ERROR
) {
1160 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1161 free_nfs_cb_data(data
);
1164 if (status
== RPC_STATUS_CANCEL
) {
1165 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1166 free_nfs_cb_data(data
);
1171 if (res
->status
!= NFS3_OK
) {
1172 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1173 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1174 free_nfs_cb_data(data
);
1178 data
->cb(0, nfs
, NULL
, data
->private_data
);
1179 free_nfs_cb_data(data
);
1182 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1184 struct nfs_cb_data
*data
;
1187 data
= malloc(sizeof(struct nfs_cb_data
));
1189 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1192 bzero(data
, sizeof(struct nfs_cb_data
));
1195 data
->private_data
= private_data
;
1197 bzero(&args
, sizeof(SETATTR3args
));
1198 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1199 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1200 args
.new_attributes
.size
.set_it
= 1;
1201 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1203 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1204 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1205 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1206 free_nfs_cb_data(data
);
1216 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1218 off_t offset
= data
->continue_int
;
1221 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1222 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1224 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1225 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1226 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1227 free_nfs_cb_data(data
);
1230 free_nfs_cb_data(data
);
1234 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1240 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1241 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1254 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1257 struct nfs_cb_data
*data
= private_data
;
1258 struct nfs_context
*nfs
= data
->nfs
;
1259 char *str
= data
->continue_data
;
1261 str
= &str
[strlen(str
) + 1];
1263 if (status
== RPC_STATUS_ERROR
) {
1264 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1265 free_nfs_cb_data(data
);
1268 if (status
== RPC_STATUS_CANCEL
) {
1269 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1270 free_nfs_cb_data(data
);
1275 if (res
->status
!= NFS3_OK
) {
1276 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
));
1277 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1278 free_nfs_cb_data(data
);
1282 data
->cb(0, nfs
, NULL
, data
->private_data
);
1283 free_nfs_cb_data(data
);
1286 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1288 char *str
= data
->continue_data
;
1290 str
= &str
[strlen(str
) + 1];
1292 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1293 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1294 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1295 free_nfs_cb_data(data
);
1301 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1306 new_path
= strdup(path
);
1307 if (new_path
== NULL
) {
1308 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1312 ptr
= rindex(new_path
, '/');
1314 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1319 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1320 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1321 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1335 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1338 struct nfs_cb_data
*data
= private_data
;
1339 struct nfs_context
*nfs
= data
->nfs
;
1340 char *str
= data
->continue_data
;
1342 str
= &str
[strlen(str
) + 1];
1344 if (status
== RPC_STATUS_ERROR
) {
1345 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1346 free_nfs_cb_data(data
);
1349 if (status
== RPC_STATUS_CANCEL
) {
1350 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1351 free_nfs_cb_data(data
);
1356 if (res
->status
!= NFS3_OK
) {
1357 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
));
1358 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1359 free_nfs_cb_data(data
);
1363 data
->cb(0, nfs
, NULL
, data
->private_data
);
1364 free_nfs_cb_data(data
);
1367 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1369 char *str
= data
->continue_data
;
1371 str
= &str
[strlen(str
) + 1];
1373 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1374 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1375 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1376 free_nfs_cb_data(data
);
1382 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1387 new_path
= strdup(path
);
1388 if (new_path
== NULL
) {
1389 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1393 ptr
= rindex(new_path
, '/');
1395 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1400 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1401 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1402 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1415 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1418 struct nfs_cb_data
*data
= private_data
;
1419 struct nfs_context
*nfs
= data
->nfs
;
1420 struct nfsfh
*nfsfh
;
1421 char *str
= data
->continue_data
;
1423 if (status
== RPC_STATUS_ERROR
) {
1424 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1425 free_nfs_cb_data(data
);
1428 if (status
== RPC_STATUS_CANCEL
) {
1429 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1430 free_nfs_cb_data(data
);
1434 str
= &str
[strlen(str
) + 1];
1436 if (res
->status
!= NFS3_OK
) {
1437 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
));
1438 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1443 nfsfh
= malloc(sizeof(struct nfsfh
));
1444 if (nfsfh
== NULL
) {
1445 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1446 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1447 free_nfs_cb_data(data
);
1450 bzero(nfsfh
, sizeof(struct nfsfh
));
1452 /* steal the filehandle */
1453 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1454 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1455 data
->fh
.data
.data_val
= NULL
;
1457 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1458 free_nfs_cb_data(data
);
1463 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1466 struct nfs_cb_data
*data
= private_data
;
1467 struct nfs_context
*nfs
= data
->nfs
;
1468 char *str
= data
->continue_data
;
1470 if (status
== RPC_STATUS_ERROR
) {
1471 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1472 free_nfs_cb_data(data
);
1475 if (status
== RPC_STATUS_CANCEL
) {
1476 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1477 free_nfs_cb_data(data
);
1481 str
= &str
[strlen(str
) + 1];
1483 if (res
->status
!= NFS3_OK
) {
1484 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
));
1485 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1490 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1491 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1492 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1493 free_nfs_cb_data(data
);
1499 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1501 char *str
= data
->continue_data
;
1503 str
= &str
[strlen(str
) + 1];
1505 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1506 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1507 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1508 free_nfs_cb_data(data
);
1514 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1519 new_path
= strdup(path
);
1520 if (new_path
== NULL
) {
1521 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1525 ptr
= rindex(new_path
, '/');
1527 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1532 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1533 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1534 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1547 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1550 struct nfs_cb_data
*data
= private_data
;
1551 struct nfs_context
*nfs
= data
->nfs
;
1552 char *str
= data
->continue_data
;
1554 str
= &str
[strlen(str
) + 1];
1556 if (status
== RPC_STATUS_ERROR
) {
1557 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1558 free_nfs_cb_data(data
);
1561 if (status
== RPC_STATUS_CANCEL
) {
1562 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1563 free_nfs_cb_data(data
);
1568 if (res
->status
!= NFS3_OK
) {
1569 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
));
1570 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1571 free_nfs_cb_data(data
);
1575 data
->cb(0, nfs
, NULL
, data
->private_data
);
1576 free_nfs_cb_data(data
);
1579 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1581 char *str
= data
->continue_data
;
1583 str
= &str
[strlen(str
) + 1];
1585 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1586 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1587 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1588 free_nfs_cb_data(data
);
1594 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1599 new_path
= strdup(path
);
1600 if (new_path
== NULL
) {
1601 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1605 ptr
= rindex(new_path
, '/');
1607 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1612 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1613 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1614 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1628 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1631 struct nfs_cb_data
*data
= private_data
;
1632 struct nfs_context
*nfs
= data
->nfs
;
1633 struct nfsdir
*nfsdir
= data
->continue_data
;;
1634 struct entry3
*entry
;
1637 if (status
== RPC_STATUS_ERROR
) {
1638 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1639 nfs_free_nfsdir(nfsdir
);
1640 data
->continue_data
= NULL
;
1641 free_nfs_cb_data(data
);
1644 if (status
== RPC_STATUS_CANCEL
) {
1645 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1646 nfs_free_nfsdir(nfsdir
);
1647 data
->continue_data
= NULL
;
1648 free_nfs_cb_data(data
);
1653 if (res
->status
!= NFS3_OK
) {
1654 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
));
1655 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1656 nfs_free_nfsdir(nfsdir
);
1657 data
->continue_data
= NULL
;
1658 free_nfs_cb_data(data
);
1662 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1663 while (entry
!= NULL
) {
1664 struct nfsdirent
*nfsdirent
;
1666 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1667 if (nfsdirent
== NULL
) {
1668 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1669 nfs_free_nfsdir(nfsdir
);
1670 data
->continue_data
= NULL
;
1671 free_nfs_cb_data(data
);
1674 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1675 nfsdirent
->name
= strdup(entry
->name
);
1676 if (nfsdirent
->name
== NULL
) {
1677 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1678 nfs_free_nfsdir(nfsdir
);
1679 data
->continue_data
= NULL
;
1680 free_nfs_cb_data(data
);
1683 nfsdirent
->inode
= entry
->fileid
;
1684 nfsdirent
->next
= nfsdir
->entries
;
1685 nfsdir
->entries
= nfsdirent
;
1687 cookie
= entry
->cookie
;
1688 entry
= entry
->nextentry
;
1691 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1692 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1693 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1694 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1695 nfs_free_nfsdir(nfsdir
);
1696 data
->continue_data
= NULL
;
1697 free_nfs_cb_data(data
);
1703 /* steal the dirhandle */
1704 data
->continue_data
= NULL
;
1705 nfsdir
->current
= nfsdir
->entries
;
1707 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1708 free_nfs_cb_data(data
);
1711 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1715 bzero(cv
, sizeof(cookieverf3
));
1716 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1717 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1718 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1719 free_nfs_cb_data(data
);
1725 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1727 struct nfsdir
*nfsdir
;
1729 nfsdir
= malloc(sizeof(struct nfsdir
));
1730 if (nfsdir
== NULL
) {
1731 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
1734 bzero(nfsdir
, sizeof(struct nfsdir
));
1736 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1737 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1745 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1747 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1749 if (nfsdir
->current
!= NULL
) {
1750 nfsdir
->current
= nfsdir
->current
->next
;
1756 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1758 nfs_free_nfsdir(nfsdir
);
1770 struct lseek_cb_data
{
1771 struct nfs_context
*nfs
;
1772 struct nfsfh
*nfsfh
;
1778 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1781 struct lseek_cb_data
*data
= private_data
;
1782 struct nfs_context
*nfs
= data
->nfs
;
1784 if (status
== RPC_STATUS_ERROR
) {
1785 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1789 if (status
== RPC_STATUS_CANCEL
) {
1790 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1796 if (res
->status
!= NFS3_OK
) {
1797 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1798 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1803 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1804 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1808 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1810 struct lseek_cb_data
*data
;
1812 if (whence
== SEEK_SET
) {
1813 nfsfh
->offset
= offset
;
1814 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1817 if (whence
== SEEK_CUR
) {
1818 nfsfh
->offset
+= offset
;
1819 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1823 data
= malloc(sizeof(struct lseek_cb_data
));
1825 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1830 data
->nfsfh
= nfsfh
;
1831 data
->offset
= offset
;
1833 data
->private_data
= private_data
;
1835 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1836 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1849 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1852 struct nfs_cb_data
*data
= private_data
;
1853 struct nfs_context
*nfs
= data
->nfs
;
1854 struct statvfs svfs
;
1856 if (status
== RPC_STATUS_ERROR
) {
1857 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1858 free_nfs_cb_data(data
);
1861 if (status
== RPC_STATUS_CANCEL
) {
1862 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1863 free_nfs_cb_data(data
);
1868 if (res
->status
!= NFS3_OK
) {
1869 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
));
1870 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1871 free_nfs_cb_data(data
);
1875 svfs
.f_bsize
= 4096;
1876 svfs
.f_frsize
= 4096;
1877 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1878 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1879 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1880 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1881 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1882 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1885 svfs
.f_namemax
= 256;
1887 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1888 free_nfs_cb_data(data
);
1891 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1893 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1894 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1895 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1896 free_nfs_cb_data(data
);
1902 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1904 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1905 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1918 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1921 struct nfs_cb_data
*data
= private_data
;
1922 struct nfs_context
*nfs
= data
->nfs
;
1924 if (status
== RPC_STATUS_ERROR
) {
1925 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1926 free_nfs_cb_data(data
);
1929 if (status
== RPC_STATUS_CANCEL
) {
1930 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1931 free_nfs_cb_data(data
);
1936 if (res
->status
!= NFS3_OK
) {
1937 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
));
1938 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1939 free_nfs_cb_data(data
);
1944 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1945 free_nfs_cb_data(data
);
1948 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1950 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1951 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1952 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1953 free_nfs_cb_data(data
);
1959 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1961 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1962 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1975 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1977 struct nfs_cb_data
*data
= private_data
;
1978 struct nfs_context
*nfs
= data
->nfs
;
1981 if (status
== RPC_STATUS_ERROR
) {
1982 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1983 free_nfs_cb_data(data
);
1986 if (status
== RPC_STATUS_CANCEL
) {
1987 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1988 free_nfs_cb_data(data
);
1993 if (res
->status
!= NFS3_OK
) {
1994 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1995 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1996 free_nfs_cb_data(data
);
2000 data
->cb(0, nfs
, NULL
, data
->private_data
);
2001 free_nfs_cb_data(data
);
2004 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2008 bzero(&args
, sizeof(SETATTR3args
));
2009 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2010 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2011 args
.new_attributes
.mode
.set_it
= 1;
2012 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2014 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2015 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2016 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2017 free_nfs_cb_data(data
);
2024 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2026 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2027 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2037 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2039 struct nfs_cb_data
*data
;
2041 data
= malloc(sizeof(struct nfs_cb_data
));
2043 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2046 bzero(data
, sizeof(struct nfs_cb_data
));
2049 data
->private_data
= private_data
;
2050 data
->continue_int
= mode
;
2051 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2052 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2053 if (data
->fh
.data
.data_val
== NULL
) {
2054 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2055 free_nfs_cb_data(data
);
2058 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2060 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2061 free_nfs_cb_data(data
);
2073 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2075 struct nfs_cb_data
*data
= private_data
;
2076 struct nfs_context
*nfs
= data
->nfs
;
2079 if (status
== RPC_STATUS_ERROR
) {
2080 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2081 free_nfs_cb_data(data
);
2084 if (status
== RPC_STATUS_CANCEL
) {
2085 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2086 free_nfs_cb_data(data
);
2091 if (res
->status
!= NFS3_OK
) {
2092 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2093 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2094 free_nfs_cb_data(data
);
2098 data
->cb(0, nfs
, NULL
, data
->private_data
);
2099 free_nfs_cb_data(data
);
2102 struct nfs_chown_data
{
2107 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2110 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2112 bzero(&args
, sizeof(SETATTR3args
));
2113 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2114 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2115 if (chown_data
->uid
!= (uid_t
)-1) {
2116 args
.new_attributes
.uid
.set_it
= 1;
2117 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2119 if (chown_data
->gid
!= (gid_t
)-1) {
2120 args
.new_attributes
.gid
.set_it
= 1;
2121 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2124 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2125 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2126 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2127 free_nfs_cb_data(data
);
2134 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2136 struct nfs_chown_data
*chown_data
;
2138 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2139 if (chown_data
== NULL
) {
2140 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2144 chown_data
->uid
= uid
;
2145 chown_data
->gid
= gid
;
2147 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2148 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2159 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2161 struct nfs_cb_data
*data
;
2162 struct nfs_chown_data
*chown_data
;
2164 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2165 if (chown_data
== NULL
) {
2166 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2170 chown_data
->uid
= uid
;
2171 chown_data
->gid
= gid
;
2174 data
= malloc(sizeof(struct nfs_cb_data
));
2176 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2179 bzero(data
, sizeof(struct nfs_cb_data
));
2182 data
->private_data
= private_data
;
2183 data
->continue_data
= chown_data
;
2184 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2185 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2186 if (data
->fh
.data
.data_val
== NULL
) {
2187 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2188 free_nfs_cb_data(data
);
2191 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2194 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2195 free_nfs_cb_data(data
);
2209 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2211 struct nfs_cb_data
*data
= private_data
;
2212 struct nfs_context
*nfs
= data
->nfs
;
2215 if (status
== RPC_STATUS_ERROR
) {
2216 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2217 free_nfs_cb_data(data
);
2220 if (status
== RPC_STATUS_CANCEL
) {
2221 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2222 free_nfs_cb_data(data
);
2227 if (res
->status
!= NFS3_OK
) {
2228 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2229 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2230 free_nfs_cb_data(data
);
2234 data
->cb(0, nfs
, NULL
, data
->private_data
);
2235 free_nfs_cb_data(data
);
2238 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2241 struct timeval
*utimes_data
= data
->continue_data
;
2243 bzero(&args
, sizeof(SETATTR3args
));
2244 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2245 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2246 if (utimes_data
!= NULL
) {
2247 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2248 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2249 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2250 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2251 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2252 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2254 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2255 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2258 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2259 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2260 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2261 free_nfs_cb_data(data
);
2268 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2270 struct timeval
*new_times
= NULL
;
2272 if (times
!= NULL
) {
2273 new_times
= malloc(sizeof(struct timeval
)*2);
2274 if (new_times
== NULL
) {
2275 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2279 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2282 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2283 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2293 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2295 struct timeval
*new_times
= NULL
;
2297 if (times
!= NULL
) {
2298 new_times
= malloc(sizeof(struct timeval
)*2);
2299 if (new_times
== NULL
) {
2300 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2304 new_times
[0].tv_sec
= times
->actime
;
2305 new_times
[0].tv_usec
= 0;
2306 new_times
[1].tv_sec
= times
->modtime
;
2307 new_times
[1].tv_usec
= 0;
2310 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2311 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2325 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2328 struct nfs_cb_data
*data
= private_data
;
2329 struct nfs_context
*nfs
= data
->nfs
;
2330 unsigned int nfsmode
= 0;
2332 if (status
== RPC_STATUS_ERROR
) {
2333 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2334 free_nfs_cb_data(data
);
2337 if (status
== RPC_STATUS_CANCEL
) {
2338 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2339 free_nfs_cb_data(data
);
2344 if (res
->status
!= NFS3_OK
) {
2345 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
));
2346 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2347 free_nfs_cb_data(data
);
2351 if (data
->continue_int
& R_OK
) {
2352 nfsmode
|= ACCESS3_READ
;
2354 if (data
->continue_int
& W_OK
) {
2355 nfsmode
|= ACCESS3_MODIFY
;
2357 if (data
->continue_int
& X_OK
) {
2358 nfsmode
|= ACCESS3_EXECUTE
;
2361 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2362 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2363 nfsmode
&ACCESS3_READ
?'r':'-',
2364 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2365 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2366 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2367 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2368 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2369 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2370 free_nfs_cb_data(data
);
2374 data
->cb(0, nfs
, NULL
, data
->private_data
);
2375 free_nfs_cb_data(data
);
2378 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2382 if (data
->continue_int
& R_OK
) {
2383 nfsmode
|= ACCESS3_READ
;
2385 if (data
->continue_int
& W_OK
) {
2386 nfsmode
|= ACCESS3_MODIFY
;
2388 if (data
->continue_int
& X_OK
) {
2389 nfsmode
|= ACCESS3_EXECUTE
;
2392 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2393 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2394 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2395 free_nfs_cb_data(data
);
2401 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2403 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2404 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2416 struct nfs_symlink_data
{
2418 char *newpathparent
;
2419 char *newpathobject
;
2422 static void free_nfs_symlink_data(void *mem
)
2424 struct nfs_symlink_data
*data
= mem
;
2426 if (data
->oldpath
!= NULL
) {
2427 free(data
->oldpath
);
2429 if (data
->newpathparent
!= NULL
) {
2430 free(data
->newpathparent
);
2432 if (data
->newpathobject
!= NULL
) {
2433 free(data
->newpathobject
);
2438 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2441 struct nfs_cb_data
*data
= private_data
;
2442 struct nfs_context
*nfs
= data
->nfs
;
2443 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2445 if (status
== RPC_STATUS_ERROR
) {
2446 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2447 free_nfs_cb_data(data
);
2450 if (status
== RPC_STATUS_CANCEL
) {
2451 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2452 free_nfs_cb_data(data
);
2457 if (res
->status
!= NFS3_OK
) {
2458 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
));
2459 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2460 free_nfs_cb_data(data
);
2464 data
->cb(0, nfs
, NULL
, data
->private_data
);
2465 free_nfs_cb_data(data
);
2468 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2470 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2472 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2473 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2474 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2475 free_nfs_cb_data(data
);
2481 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2484 struct nfs_symlink_data
*symlink_data
;
2486 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2487 if (symlink_data
== NULL
) {
2488 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
2491 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2493 symlink_data
->oldpath
= strdup(oldpath
);
2494 if (symlink_data
->oldpath
== NULL
) {
2495 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2496 free_nfs_symlink_data(symlink_data
);
2500 symlink_data
->newpathparent
= strdup(newpath
);
2501 if (symlink_data
->newpathparent
== NULL
) {
2502 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2503 free_nfs_symlink_data(symlink_data
);
2507 ptr
= rindex(symlink_data
->newpathparent
, '/');
2509 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2510 free_nfs_symlink_data(symlink_data
);
2516 symlink_data
->newpathobject
= strdup(ptr
);
2517 if (symlink_data
->newpathobject
== NULL
) {
2518 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2519 free_nfs_symlink_data(symlink_data
);
2523 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2524 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2536 struct nfs_rename_data
{
2539 struct nfs_fh3 olddir
;
2542 struct nfs_fh3 newdir
;
2545 static void free_nfs_rename_data(void *mem
)
2547 struct nfs_rename_data
*data
= mem
;
2549 if (data
->oldpath
!= NULL
) {
2550 free(data
->oldpath
);
2552 if (data
->olddir
.data
.data_val
!= NULL
) {
2553 free(data
->olddir
.data
.data_val
);
2555 if (data
->newpath
!= NULL
) {
2556 free(data
->newpath
);
2558 if (data
->newdir
.data
.data_val
!= NULL
) {
2559 free(data
->newdir
.data
.data_val
);
2564 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2567 struct nfs_cb_data
*data
= private_data
;
2568 struct nfs_context
*nfs
= data
->nfs
;
2569 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2571 if (status
== RPC_STATUS_ERROR
) {
2572 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2573 free_nfs_cb_data(data
);
2576 if (status
== RPC_STATUS_CANCEL
) {
2577 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2578 free_nfs_cb_data(data
);
2583 if (res
->status
!= NFS3_OK
) {
2584 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
));
2585 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2586 free_nfs_cb_data(data
);
2590 data
->cb(0, nfs
, NULL
, data
->private_data
);
2591 free_nfs_cb_data(data
);
2594 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2596 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2598 /* steal the filehandle */
2599 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2600 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2601 data
->fh
.data
.data_val
= NULL
;
2603 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2604 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2605 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2606 free_nfs_cb_data(data
);
2613 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2615 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2617 /* steal the filehandle */
2618 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2619 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2620 data
->fh
.data
.data_val
= NULL
;
2622 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) {
2623 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2624 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2625 free_nfs_cb_data(data
);
2628 data
->continue_data
= NULL
;
2629 free_nfs_cb_data(data
);
2635 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2638 struct nfs_rename_data
*rename_data
;
2640 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2641 if (rename_data
== NULL
) {
2642 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
2645 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2647 rename_data
->oldpath
= strdup(oldpath
);
2648 if (rename_data
->oldpath
== NULL
) {
2649 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2650 free_nfs_rename_data(rename_data
);
2653 ptr
= rindex(rename_data
->oldpath
, '/');
2655 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2656 free_nfs_rename_data(rename_data
);
2661 rename_data
->oldobject
= ptr
;
2664 rename_data
->newpath
= strdup(newpath
);
2665 if (rename_data
->newpath
== NULL
) {
2666 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2667 free_nfs_rename_data(rename_data
);
2670 ptr
= rindex(rename_data
->newpath
, '/');
2672 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2673 free_nfs_rename_data(rename_data
);
2678 rename_data
->newobject
= ptr
;
2681 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2682 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2693 struct nfs_link_data
{
2695 struct nfs_fh3 oldfh
;
2698 struct nfs_fh3 newdir
;
2701 static void free_nfs_link_data(void *mem
)
2703 struct nfs_link_data
*data
= mem
;
2705 if (data
->oldpath
!= NULL
) {
2706 free(data
->oldpath
);
2708 if (data
->oldfh
.data
.data_val
!= NULL
) {
2709 free(data
->oldfh
.data
.data_val
);
2711 if (data
->newpath
!= NULL
) {
2712 free(data
->newpath
);
2714 if (data
->newdir
.data
.data_val
!= NULL
) {
2715 free(data
->newdir
.data
.data_val
);
2720 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2723 struct nfs_cb_data
*data
= private_data
;
2724 struct nfs_context
*nfs
= data
->nfs
;
2725 struct nfs_link_data
*link_data
= data
->continue_data
;
2727 if (status
== RPC_STATUS_ERROR
) {
2728 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2729 free_nfs_cb_data(data
);
2732 if (status
== RPC_STATUS_CANCEL
) {
2733 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2734 free_nfs_cb_data(data
);
2739 if (res
->status
!= NFS3_OK
) {
2740 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
));
2741 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2742 free_nfs_cb_data(data
);
2746 data
->cb(0, nfs
, NULL
, data
->private_data
);
2747 free_nfs_cb_data(data
);
2750 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2752 struct nfs_link_data
*link_data
= data
->continue_data
;
2754 /* steal the filehandle */
2755 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2756 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2757 data
->fh
.data
.data_val
= NULL
;
2759 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2760 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2761 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2762 free_nfs_cb_data(data
);
2769 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2771 struct nfs_link_data
*link_data
= data
->continue_data
;
2773 /* steal the filehandle */
2774 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2775 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2776 data
->fh
.data
.data_val
= NULL
;
2778 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) {
2779 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2780 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2781 free_nfs_cb_data(data
);
2784 data
->continue_data
= NULL
;
2785 free_nfs_cb_data(data
);
2791 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2794 struct nfs_link_data
*link_data
;
2796 link_data
= malloc(sizeof(struct nfs_link_data
));
2797 if (link_data
== NULL
) {
2798 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
2801 bzero(link_data
, sizeof(struct nfs_link_data
));
2803 link_data
->oldpath
= strdup(oldpath
);
2804 if (link_data
->oldpath
== NULL
) {
2805 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2806 free_nfs_link_data(link_data
);
2810 link_data
->newpath
= strdup(newpath
);
2811 if (link_data
->newpath
== NULL
) {
2812 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2813 free_nfs_link_data(link_data
);
2816 ptr
= rindex(link_data
->newpath
, '/');
2818 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2819 free_nfs_link_data(link_data
);
2824 link_data
->newobject
= ptr
;
2827 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2828 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2836 //qqq replace later with lseek()
2837 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2839 return nfsfh
->offset
;
2845 * Get the maximum supported READ3 size by the server
2847 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2849 return nfs
->readmax
;
2853 * Get the maximum supported WRITE3 size by the server
2855 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2857 return nfs
->writemax
;
2860 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
2865 if (nfs
->rpc
->error_string
!= NULL
) {
2866 free(nfs
->rpc
->error_string
);
2868 va_start(ap
, error_string
);
2869 vasprintf(&str
, error_string
, ap
);
2870 nfs
->rpc
->error_string
= str
;
2876 struct mount_cb_data
{
2882 static void free_mount_cb_data(struct mount_cb_data
*data
)
2884 if (data
->server
!= NULL
) {
2886 data
->server
= NULL
;
2892 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2894 struct mount_cb_data
*data
= private_data
;
2896 if (status
== RPC_STATUS_ERROR
) {
2897 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2898 free_mount_cb_data(data
);
2901 if (status
== RPC_STATUS_CANCEL
) {
2902 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2903 free_mount_cb_data(data
);
2907 data
->cb(rpc
, 0, command_data
, data
->private_data
);
2908 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
2909 rpc_set_error(rpc
, "Failed to disconnect\n");
2911 free_mount_cb_data(data
);
2914 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2916 struct mount_cb_data
*data
= private_data
;
2918 if (status
== RPC_STATUS_ERROR
) {
2919 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2920 free_mount_cb_data(data
);
2923 if (status
== RPC_STATUS_CANCEL
) {
2924 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2925 free_mount_cb_data(data
);
2929 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
2930 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2931 free_mount_cb_data(data
);
2936 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2938 struct mount_cb_data
*data
= private_data
;
2939 uint32_t mount_port
;
2941 if (status
== RPC_STATUS_ERROR
) {
2942 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2943 free_mount_cb_data(data
);
2946 if (status
== RPC_STATUS_CANCEL
) {
2947 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2948 free_mount_cb_data(data
);
2952 mount_port
= *(uint32_t *)command_data
;
2953 if (mount_port
== 0) {
2954 rpc_set_error(rpc
, "RPC error. Mount program is not available");
2955 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
2956 free_mount_cb_data(data
);
2960 rpc_disconnect(rpc
, "normal disconnect");
2961 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
2962 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2963 free_mount_cb_data(data
);
2968 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2970 struct mount_cb_data
*data
= private_data
;
2972 if (status
== RPC_STATUS_ERROR
) {
2973 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2974 free_mount_cb_data(data
);
2977 if (status
== RPC_STATUS_CANCEL
) {
2978 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2979 free_mount_cb_data(data
);
2983 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_3_cb
, private_data
) != 0) {
2984 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2985 free_mount_cb_data(data
);
2990 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2992 struct mount_cb_data
*data
= private_data
;
2994 if (status
== RPC_STATUS_ERROR
) {
2995 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2996 free_mount_cb_data(data
);
2999 if (status
== RPC_STATUS_CANCEL
) {
3000 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3001 free_mount_cb_data(data
);
3005 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3006 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3007 free_mount_cb_data(data
);
3012 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3014 struct mount_cb_data
*data
;
3016 data
= malloc(sizeof(struct mount_cb_data
));
3020 bzero(data
, sizeof(struct mount_cb_data
));
3022 data
->private_data
= private_data
;
3023 data
->server
= strdup(server
);
3024 if (data
->server
== NULL
) {
3025 free_mount_cb_data(data
);
3028 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3029 free_mount_cb_data(data
);
3036 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)