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
], 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 */
874 if (data
->error
!= 0) {
875 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
876 free_nfs_cb_data(data
);
880 if (data
->cancel
!= 0) {
881 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
882 free_nfs_cb_data(data
);
887 data
->nfsfh
->offset
= data
->max_offset
;
888 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
889 free_nfs_cb_data(data
);
893 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
895 struct nfs_cb_data
*data
;
897 data
= malloc(sizeof(struct nfs_cb_data
));
899 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
902 bzero(data
, sizeof(struct nfs_cb_data
));
905 data
->private_data
= private_data
;
908 nfsfh
->offset
= offset
;
910 if (count
<= nfs_get_readmax(nfs
)) {
911 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
912 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
913 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
914 free_nfs_cb_data(data
);
920 /* trying to read more than maximum server read size, we has to chop it up into smaller
921 * reads and collect into a reassembly buffer.
922 * we send all reads in parallell so that performance is still good.
924 data
->start_offset
= offset
;
926 data
->buffer
= malloc(count
);
927 if (data
->buffer
== NULL
) {
928 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
929 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
930 free_nfs_cb_data(data
);
935 size_t readcount
= count
;
936 struct nfs_mcb_data
*mdata
;
938 if (readcount
> nfs_get_readmax(nfs
)) {
939 readcount
= nfs_get_readmax(nfs
);
942 mdata
= malloc(sizeof(struct nfs_mcb_data
));
944 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
947 bzero(mdata
, sizeof(struct nfs_mcb_data
));
949 mdata
->offset
= offset
;
950 mdata
->count
= readcount
;
952 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
953 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
954 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
970 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
972 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
980 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
982 struct nfs_cb_data
*data
= private_data
;
983 struct nfs_context
*nfs
= data
->nfs
;
986 if (status
== RPC_STATUS_ERROR
) {
987 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
988 free_nfs_cb_data(data
);
991 if (status
== RPC_STATUS_CANCEL
) {
992 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
993 free_nfs_cb_data(data
);
998 if (res
->status
!= NFS3_OK
) {
999 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1000 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1001 free_nfs_cb_data(data
);
1005 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1006 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1007 free_nfs_cb_data(data
);
1010 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
)
1012 struct nfs_cb_data
*data
;
1014 data
= malloc(sizeof(struct nfs_cb_data
));
1016 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1019 bzero(data
, sizeof(struct nfs_cb_data
));
1022 data
->private_data
= private_data
;
1023 data
->nfsfh
= nfsfh
;
1025 nfsfh
->offset
= offset
;
1026 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1027 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1028 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1029 free_nfs_cb_data(data
);
1038 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1040 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1050 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1052 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1053 free(nfsfh
->fh
.data
.data_val
);
1054 nfsfh
->fh
.data
.data_val
= NULL
;
1058 cb(0, nfs
, NULL
, private_data
);
1069 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1071 struct nfs_cb_data
*data
;
1073 data
= malloc(sizeof(struct nfs_cb_data
));
1075 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1078 bzero(data
, sizeof(struct nfs_cb_data
));
1081 data
->private_data
= private_data
;
1083 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1084 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1085 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1086 free_nfs_cb_data(data
);
1097 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1099 struct nfs_cb_data
*data
= private_data
;
1100 struct nfs_context
*nfs
= data
->nfs
;
1103 if (status
== RPC_STATUS_ERROR
) {
1104 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1105 free_nfs_cb_data(data
);
1108 if (status
== RPC_STATUS_CANCEL
) {
1109 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1110 free_nfs_cb_data(data
);
1115 if (res
->status
!= NFS3_OK
) {
1116 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1117 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1118 free_nfs_cb_data(data
);
1122 data
->cb(0, nfs
, NULL
, data
->private_data
);
1123 free_nfs_cb_data(data
);
1126 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1128 struct nfs_cb_data
*data
;
1130 data
= malloc(sizeof(struct nfs_cb_data
));
1132 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1135 bzero(data
, sizeof(struct nfs_cb_data
));
1138 data
->private_data
= private_data
;
1140 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1141 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1142 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1143 free_nfs_cb_data(data
);
1155 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1157 struct nfs_cb_data
*data
= private_data
;
1158 struct nfs_context
*nfs
= data
->nfs
;
1161 if (status
== RPC_STATUS_ERROR
) {
1162 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1163 free_nfs_cb_data(data
);
1166 if (status
== RPC_STATUS_CANCEL
) {
1167 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1168 free_nfs_cb_data(data
);
1173 if (res
->status
!= NFS3_OK
) {
1174 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1175 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1176 free_nfs_cb_data(data
);
1180 data
->cb(0, nfs
, NULL
, data
->private_data
);
1181 free_nfs_cb_data(data
);
1184 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1186 struct nfs_cb_data
*data
;
1189 data
= malloc(sizeof(struct nfs_cb_data
));
1191 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1194 bzero(data
, sizeof(struct nfs_cb_data
));
1197 data
->private_data
= private_data
;
1199 bzero(&args
, sizeof(SETATTR3args
));
1200 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1201 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1202 args
.new_attributes
.size
.set_it
= 1;
1203 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1205 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1206 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1207 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1208 free_nfs_cb_data(data
);
1218 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1220 off_t offset
= data
->continue_int
;
1223 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1224 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1226 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1227 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1228 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1229 free_nfs_cb_data(data
);
1232 free_nfs_cb_data(data
);
1236 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1242 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1243 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1256 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1259 struct nfs_cb_data
*data
= private_data
;
1260 struct nfs_context
*nfs
= data
->nfs
;
1261 char *str
= data
->continue_data
;
1263 str
= &str
[strlen(str
) + 1];
1265 if (status
== RPC_STATUS_ERROR
) {
1266 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1267 free_nfs_cb_data(data
);
1270 if (status
== RPC_STATUS_CANCEL
) {
1271 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1272 free_nfs_cb_data(data
);
1277 if (res
->status
!= NFS3_OK
) {
1278 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
));
1279 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1280 free_nfs_cb_data(data
);
1284 data
->cb(0, nfs
, NULL
, data
->private_data
);
1285 free_nfs_cb_data(data
);
1288 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1290 char *str
= data
->continue_data
;
1292 str
= &str
[strlen(str
) + 1];
1294 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1295 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1296 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1297 free_nfs_cb_data(data
);
1303 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1308 new_path
= strdup(path
);
1309 if (new_path
== NULL
) {
1310 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1314 ptr
= rindex(new_path
, '/');
1316 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1321 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1322 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1323 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1337 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1340 struct nfs_cb_data
*data
= private_data
;
1341 struct nfs_context
*nfs
= data
->nfs
;
1342 char *str
= data
->continue_data
;
1344 str
= &str
[strlen(str
) + 1];
1346 if (status
== RPC_STATUS_ERROR
) {
1347 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1348 free_nfs_cb_data(data
);
1351 if (status
== RPC_STATUS_CANCEL
) {
1352 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1353 free_nfs_cb_data(data
);
1358 if (res
->status
!= NFS3_OK
) {
1359 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
));
1360 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1361 free_nfs_cb_data(data
);
1365 data
->cb(0, nfs
, NULL
, data
->private_data
);
1366 free_nfs_cb_data(data
);
1369 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1371 char *str
= data
->continue_data
;
1373 str
= &str
[strlen(str
) + 1];
1375 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1376 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1377 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1378 free_nfs_cb_data(data
);
1384 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1389 new_path
= strdup(path
);
1390 if (new_path
== NULL
) {
1391 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1395 ptr
= rindex(new_path
, '/');
1397 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1402 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1403 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1404 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1417 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1420 struct nfs_cb_data
*data
= private_data
;
1421 struct nfs_context
*nfs
= data
->nfs
;
1422 struct nfsfh
*nfsfh
;
1423 char *str
= data
->continue_data
;
1425 if (status
== RPC_STATUS_ERROR
) {
1426 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1427 free_nfs_cb_data(data
);
1430 if (status
== RPC_STATUS_CANCEL
) {
1431 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1432 free_nfs_cb_data(data
);
1436 str
= &str
[strlen(str
) + 1];
1438 if (res
->status
!= NFS3_OK
) {
1439 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
));
1440 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1445 nfsfh
= malloc(sizeof(struct nfsfh
));
1446 if (nfsfh
== NULL
) {
1447 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1448 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1449 free_nfs_cb_data(data
);
1452 bzero(nfsfh
, sizeof(struct nfsfh
));
1454 /* steal the filehandle */
1455 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1456 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1457 data
->fh
.data
.data_val
= NULL
;
1459 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1460 free_nfs_cb_data(data
);
1465 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1468 struct nfs_cb_data
*data
= private_data
;
1469 struct nfs_context
*nfs
= data
->nfs
;
1470 char *str
= data
->continue_data
;
1472 if (status
== RPC_STATUS_ERROR
) {
1473 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1474 free_nfs_cb_data(data
);
1477 if (status
== RPC_STATUS_CANCEL
) {
1478 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1479 free_nfs_cb_data(data
);
1483 str
= &str
[strlen(str
) + 1];
1485 if (res
->status
!= NFS3_OK
) {
1486 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
));
1487 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1492 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1493 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1494 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1495 free_nfs_cb_data(data
);
1501 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1503 char *str
= data
->continue_data
;
1505 str
= &str
[strlen(str
) + 1];
1507 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1508 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1509 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1510 free_nfs_cb_data(data
);
1516 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1521 new_path
= strdup(path
);
1522 if (new_path
== NULL
) {
1523 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1527 ptr
= rindex(new_path
, '/');
1529 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1534 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1535 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1536 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1549 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1552 struct nfs_cb_data
*data
= private_data
;
1553 struct nfs_context
*nfs
= data
->nfs
;
1554 char *str
= data
->continue_data
;
1556 str
= &str
[strlen(str
) + 1];
1558 if (status
== RPC_STATUS_ERROR
) {
1559 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1560 free_nfs_cb_data(data
);
1563 if (status
== RPC_STATUS_CANCEL
) {
1564 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1565 free_nfs_cb_data(data
);
1570 if (res
->status
!= NFS3_OK
) {
1571 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
));
1572 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1573 free_nfs_cb_data(data
);
1577 data
->cb(0, nfs
, NULL
, data
->private_data
);
1578 free_nfs_cb_data(data
);
1581 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1583 char *str
= data
->continue_data
;
1585 str
= &str
[strlen(str
) + 1];
1587 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1588 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1589 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1590 free_nfs_cb_data(data
);
1596 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1601 new_path
= strdup(path
);
1602 if (new_path
== NULL
) {
1603 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1607 ptr
= rindex(new_path
, '/');
1609 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1614 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1615 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1616 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1630 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1633 struct nfs_cb_data
*data
= private_data
;
1634 struct nfs_context
*nfs
= data
->nfs
;
1635 struct nfsdir
*nfsdir
= data
->continue_data
;;
1636 struct entry3
*entry
;
1639 if (status
== RPC_STATUS_ERROR
) {
1640 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1641 nfs_free_nfsdir(nfsdir
);
1642 data
->continue_data
= NULL
;
1643 free_nfs_cb_data(data
);
1646 if (status
== RPC_STATUS_CANCEL
) {
1647 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1648 nfs_free_nfsdir(nfsdir
);
1649 data
->continue_data
= NULL
;
1650 free_nfs_cb_data(data
);
1655 if (res
->status
!= NFS3_OK
) {
1656 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
));
1657 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1658 nfs_free_nfsdir(nfsdir
);
1659 data
->continue_data
= NULL
;
1660 free_nfs_cb_data(data
);
1664 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1665 while (entry
!= NULL
) {
1666 struct nfsdirent
*nfsdirent
;
1668 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1669 if (nfsdirent
== NULL
) {
1670 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1671 nfs_free_nfsdir(nfsdir
);
1672 data
->continue_data
= NULL
;
1673 free_nfs_cb_data(data
);
1676 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1677 nfsdirent
->name
= strdup(entry
->name
);
1678 if (nfsdirent
->name
== NULL
) {
1679 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1680 nfs_free_nfsdir(nfsdir
);
1681 data
->continue_data
= NULL
;
1682 free_nfs_cb_data(data
);
1685 nfsdirent
->inode
= entry
->fileid
;
1686 nfsdirent
->next
= nfsdir
->entries
;
1687 nfsdir
->entries
= nfsdirent
;
1689 cookie
= entry
->cookie
;
1690 entry
= entry
->nextentry
;
1693 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1694 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1695 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1696 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1697 nfs_free_nfsdir(nfsdir
);
1698 data
->continue_data
= NULL
;
1699 free_nfs_cb_data(data
);
1705 /* steal the dirhandle */
1706 data
->continue_data
= NULL
;
1707 nfsdir
->current
= nfsdir
->entries
;
1709 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1710 free_nfs_cb_data(data
);
1713 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1717 bzero(cv
, sizeof(cookieverf3
));
1718 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1719 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1720 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1721 free_nfs_cb_data(data
);
1727 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1729 struct nfsdir
*nfsdir
;
1731 nfsdir
= malloc(sizeof(struct nfsdir
));
1732 if (nfsdir
== NULL
) {
1733 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
1736 bzero(nfsdir
, sizeof(struct nfsdir
));
1738 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1739 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1747 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1749 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1751 if (nfsdir
->current
!= NULL
) {
1752 nfsdir
->current
= nfsdir
->current
->next
;
1758 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1760 nfs_free_nfsdir(nfsdir
);
1772 struct lseek_cb_data
{
1773 struct nfs_context
*nfs
;
1774 struct nfsfh
*nfsfh
;
1780 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1783 struct lseek_cb_data
*data
= private_data
;
1784 struct nfs_context
*nfs
= data
->nfs
;
1786 if (status
== RPC_STATUS_ERROR
) {
1787 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1791 if (status
== RPC_STATUS_CANCEL
) {
1792 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1798 if (res
->status
!= NFS3_OK
) {
1799 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1800 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1805 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1806 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1810 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1812 struct lseek_cb_data
*data
;
1814 if (whence
== SEEK_SET
) {
1815 nfsfh
->offset
= offset
;
1816 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1819 if (whence
== SEEK_CUR
) {
1820 nfsfh
->offset
+= offset
;
1821 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1825 data
= malloc(sizeof(struct lseek_cb_data
));
1827 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1832 data
->nfsfh
= nfsfh
;
1833 data
->offset
= offset
;
1835 data
->private_data
= private_data
;
1837 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1838 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1851 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1854 struct nfs_cb_data
*data
= private_data
;
1855 struct nfs_context
*nfs
= data
->nfs
;
1856 struct statvfs svfs
;
1858 if (status
== RPC_STATUS_ERROR
) {
1859 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1860 free_nfs_cb_data(data
);
1863 if (status
== RPC_STATUS_CANCEL
) {
1864 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1865 free_nfs_cb_data(data
);
1870 if (res
->status
!= NFS3_OK
) {
1871 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
));
1872 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1873 free_nfs_cb_data(data
);
1877 svfs
.f_bsize
= 4096;
1878 svfs
.f_frsize
= 4096;
1879 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1880 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1881 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1882 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1883 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1884 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1887 svfs
.f_namemax
= 256;
1889 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1890 free_nfs_cb_data(data
);
1893 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1895 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1896 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1897 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1898 free_nfs_cb_data(data
);
1904 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1906 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1907 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1920 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1923 struct nfs_cb_data
*data
= private_data
;
1924 struct nfs_context
*nfs
= data
->nfs
;
1926 if (status
== RPC_STATUS_ERROR
) {
1927 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1928 free_nfs_cb_data(data
);
1931 if (status
== RPC_STATUS_CANCEL
) {
1932 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1933 free_nfs_cb_data(data
);
1938 if (res
->status
!= NFS3_OK
) {
1939 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
));
1940 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1941 free_nfs_cb_data(data
);
1946 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1947 free_nfs_cb_data(data
);
1950 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1952 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1953 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1954 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1955 free_nfs_cb_data(data
);
1961 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1963 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1964 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1977 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1979 struct nfs_cb_data
*data
= private_data
;
1980 struct nfs_context
*nfs
= data
->nfs
;
1983 if (status
== RPC_STATUS_ERROR
) {
1984 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1985 free_nfs_cb_data(data
);
1988 if (status
== RPC_STATUS_CANCEL
) {
1989 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1990 free_nfs_cb_data(data
);
1995 if (res
->status
!= NFS3_OK
) {
1996 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1997 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1998 free_nfs_cb_data(data
);
2002 data
->cb(0, nfs
, NULL
, data
->private_data
);
2003 free_nfs_cb_data(data
);
2006 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2010 bzero(&args
, sizeof(SETATTR3args
));
2011 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2012 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2013 args
.new_attributes
.mode
.set_it
= 1;
2014 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2016 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2017 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2018 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2019 free_nfs_cb_data(data
);
2026 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2028 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2029 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2039 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2041 struct nfs_cb_data
*data
;
2043 data
= malloc(sizeof(struct nfs_cb_data
));
2045 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2048 bzero(data
, sizeof(struct nfs_cb_data
));
2051 data
->private_data
= private_data
;
2052 data
->continue_int
= mode
;
2053 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2054 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2055 if (data
->fh
.data
.data_val
== NULL
) {
2056 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2057 free_nfs_cb_data(data
);
2060 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2062 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2063 free_nfs_cb_data(data
);
2075 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2077 struct nfs_cb_data
*data
= private_data
;
2078 struct nfs_context
*nfs
= data
->nfs
;
2081 if (status
== RPC_STATUS_ERROR
) {
2082 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2083 free_nfs_cb_data(data
);
2086 if (status
== RPC_STATUS_CANCEL
) {
2087 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2088 free_nfs_cb_data(data
);
2093 if (res
->status
!= NFS3_OK
) {
2094 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2095 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2096 free_nfs_cb_data(data
);
2100 data
->cb(0, nfs
, NULL
, data
->private_data
);
2101 free_nfs_cb_data(data
);
2104 struct nfs_chown_data
{
2109 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2112 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2114 bzero(&args
, sizeof(SETATTR3args
));
2115 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2116 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2117 if (chown_data
->uid
!= (uid_t
)-1) {
2118 args
.new_attributes
.uid
.set_it
= 1;
2119 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2121 if (chown_data
->gid
!= (gid_t
)-1) {
2122 args
.new_attributes
.gid
.set_it
= 1;
2123 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2126 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2127 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2128 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2129 free_nfs_cb_data(data
);
2136 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2138 struct nfs_chown_data
*chown_data
;
2140 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2141 if (chown_data
== NULL
) {
2142 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2146 chown_data
->uid
= uid
;
2147 chown_data
->gid
= gid
;
2149 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2150 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2161 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2163 struct nfs_cb_data
*data
;
2164 struct nfs_chown_data
*chown_data
;
2166 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2167 if (chown_data
== NULL
) {
2168 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
2172 chown_data
->uid
= uid
;
2173 chown_data
->gid
= gid
;
2176 data
= malloc(sizeof(struct nfs_cb_data
));
2178 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
2181 bzero(data
, sizeof(struct nfs_cb_data
));
2184 data
->private_data
= private_data
;
2185 data
->continue_data
= chown_data
;
2186 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2187 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2188 if (data
->fh
.data
.data_val
== NULL
) {
2189 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2190 free_nfs_cb_data(data
);
2193 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2196 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2197 free_nfs_cb_data(data
);
2211 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2213 struct nfs_cb_data
*data
= private_data
;
2214 struct nfs_context
*nfs
= data
->nfs
;
2217 if (status
== RPC_STATUS_ERROR
) {
2218 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2219 free_nfs_cb_data(data
);
2222 if (status
== RPC_STATUS_CANCEL
) {
2223 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2224 free_nfs_cb_data(data
);
2229 if (res
->status
!= NFS3_OK
) {
2230 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2231 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2232 free_nfs_cb_data(data
);
2236 data
->cb(0, nfs
, NULL
, data
->private_data
);
2237 free_nfs_cb_data(data
);
2240 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2243 struct timeval
*utimes_data
= data
->continue_data
;
2245 bzero(&args
, sizeof(SETATTR3args
));
2246 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2247 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2248 if (utimes_data
!= NULL
) {
2249 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2250 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2251 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2252 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2253 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2254 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2256 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2257 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2260 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2261 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2262 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2263 free_nfs_cb_data(data
);
2270 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2272 struct timeval
*new_times
= NULL
;
2274 if (times
!= NULL
) {
2275 new_times
= malloc(sizeof(struct timeval
)*2);
2276 if (new_times
== NULL
) {
2277 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2281 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2284 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2285 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2295 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2297 struct timeval
*new_times
= NULL
;
2299 if (times
!= NULL
) {
2300 new_times
= malloc(sizeof(struct timeval
)*2);
2301 if (new_times
== NULL
) {
2302 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
2306 new_times
[0].tv_sec
= times
->actime
;
2307 new_times
[0].tv_usec
= 0;
2308 new_times
[1].tv_sec
= times
->modtime
;
2309 new_times
[1].tv_usec
= 0;
2312 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2313 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2327 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2330 struct nfs_cb_data
*data
= private_data
;
2331 struct nfs_context
*nfs
= data
->nfs
;
2332 unsigned int nfsmode
= 0;
2334 if (status
== RPC_STATUS_ERROR
) {
2335 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2336 free_nfs_cb_data(data
);
2339 if (status
== RPC_STATUS_CANCEL
) {
2340 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2341 free_nfs_cb_data(data
);
2346 if (res
->status
!= NFS3_OK
) {
2347 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
));
2348 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2349 free_nfs_cb_data(data
);
2353 if (data
->continue_int
& R_OK
) {
2354 nfsmode
|= ACCESS3_READ
;
2356 if (data
->continue_int
& W_OK
) {
2357 nfsmode
|= ACCESS3_MODIFY
;
2359 if (data
->continue_int
& X_OK
) {
2360 nfsmode
|= ACCESS3_EXECUTE
;
2363 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2364 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2365 nfsmode
&ACCESS3_READ
?'r':'-',
2366 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2367 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2368 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2369 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2370 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2371 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2372 free_nfs_cb_data(data
);
2376 data
->cb(0, nfs
, NULL
, data
->private_data
);
2377 free_nfs_cb_data(data
);
2380 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2384 if (data
->continue_int
& R_OK
) {
2385 nfsmode
|= ACCESS3_READ
;
2387 if (data
->continue_int
& W_OK
) {
2388 nfsmode
|= ACCESS3_MODIFY
;
2390 if (data
->continue_int
& X_OK
) {
2391 nfsmode
|= ACCESS3_EXECUTE
;
2394 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2395 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2396 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2397 free_nfs_cb_data(data
);
2403 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2405 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2406 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2418 struct nfs_symlink_data
{
2420 char *newpathparent
;
2421 char *newpathobject
;
2424 static void free_nfs_symlink_data(void *mem
)
2426 struct nfs_symlink_data
*data
= mem
;
2428 if (data
->oldpath
!= NULL
) {
2429 free(data
->oldpath
);
2431 if (data
->newpathparent
!= NULL
) {
2432 free(data
->newpathparent
);
2434 if (data
->newpathobject
!= NULL
) {
2435 free(data
->newpathobject
);
2440 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2443 struct nfs_cb_data
*data
= private_data
;
2444 struct nfs_context
*nfs
= data
->nfs
;
2445 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2447 if (status
== RPC_STATUS_ERROR
) {
2448 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2449 free_nfs_cb_data(data
);
2452 if (status
== RPC_STATUS_CANCEL
) {
2453 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2454 free_nfs_cb_data(data
);
2459 if (res
->status
!= NFS3_OK
) {
2460 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
));
2461 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2462 free_nfs_cb_data(data
);
2466 data
->cb(0, nfs
, NULL
, data
->private_data
);
2467 free_nfs_cb_data(data
);
2470 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2472 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2474 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2475 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2476 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2477 free_nfs_cb_data(data
);
2483 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2486 struct nfs_symlink_data
*symlink_data
;
2488 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2489 if (symlink_data
== NULL
) {
2490 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
2493 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2495 symlink_data
->oldpath
= strdup(oldpath
);
2496 if (symlink_data
->oldpath
== NULL
) {
2497 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2498 free_nfs_symlink_data(symlink_data
);
2502 symlink_data
->newpathparent
= strdup(newpath
);
2503 if (symlink_data
->newpathparent
== NULL
) {
2504 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2505 free_nfs_symlink_data(symlink_data
);
2509 ptr
= rindex(symlink_data
->newpathparent
, '/');
2511 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2512 free_nfs_symlink_data(symlink_data
);
2518 symlink_data
->newpathobject
= strdup(ptr
);
2519 if (symlink_data
->newpathobject
== NULL
) {
2520 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
2521 free_nfs_symlink_data(symlink_data
);
2525 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2526 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2538 struct nfs_rename_data
{
2541 struct nfs_fh3 olddir
;
2544 struct nfs_fh3 newdir
;
2547 static void free_nfs_rename_data(void *mem
)
2549 struct nfs_rename_data
*data
= mem
;
2551 if (data
->oldpath
!= NULL
) {
2552 free(data
->oldpath
);
2554 if (data
->olddir
.data
.data_val
!= NULL
) {
2555 free(data
->olddir
.data
.data_val
);
2557 if (data
->newpath
!= NULL
) {
2558 free(data
->newpath
);
2560 if (data
->newdir
.data
.data_val
!= NULL
) {
2561 free(data
->newdir
.data
.data_val
);
2566 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2569 struct nfs_cb_data
*data
= private_data
;
2570 struct nfs_context
*nfs
= data
->nfs
;
2571 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2573 if (status
== RPC_STATUS_ERROR
) {
2574 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2575 free_nfs_cb_data(data
);
2578 if (status
== RPC_STATUS_CANCEL
) {
2579 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2580 free_nfs_cb_data(data
);
2585 if (res
->status
!= NFS3_OK
) {
2586 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
));
2587 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2588 free_nfs_cb_data(data
);
2592 data
->cb(0, nfs
, NULL
, data
->private_data
);
2593 free_nfs_cb_data(data
);
2596 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2598 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2600 /* steal the filehandle */
2601 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2602 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2603 data
->fh
.data
.data_val
= NULL
;
2605 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2606 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2607 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2608 free_nfs_cb_data(data
);
2615 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2617 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2619 /* steal the filehandle */
2620 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2621 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2622 data
->fh
.data
.data_val
= NULL
;
2624 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) {
2625 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2626 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2627 free_nfs_cb_data(data
);
2630 data
->continue_data
= NULL
;
2631 free_nfs_cb_data(data
);
2637 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2640 struct nfs_rename_data
*rename_data
;
2642 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2643 if (rename_data
== NULL
) {
2644 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
2647 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2649 rename_data
->oldpath
= strdup(oldpath
);
2650 if (rename_data
->oldpath
== NULL
) {
2651 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2652 free_nfs_rename_data(rename_data
);
2655 ptr
= rindex(rename_data
->oldpath
, '/');
2657 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
2658 free_nfs_rename_data(rename_data
);
2663 rename_data
->oldobject
= ptr
;
2666 rename_data
->newpath
= strdup(newpath
);
2667 if (rename_data
->newpath
== NULL
) {
2668 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2669 free_nfs_rename_data(rename_data
);
2672 ptr
= rindex(rename_data
->newpath
, '/');
2674 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2675 free_nfs_rename_data(rename_data
);
2680 rename_data
->newobject
= ptr
;
2683 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2684 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2695 struct nfs_link_data
{
2697 struct nfs_fh3 oldfh
;
2700 struct nfs_fh3 newdir
;
2703 static void free_nfs_link_data(void *mem
)
2705 struct nfs_link_data
*data
= mem
;
2707 if (data
->oldpath
!= NULL
) {
2708 free(data
->oldpath
);
2710 if (data
->oldfh
.data
.data_val
!= NULL
) {
2711 free(data
->oldfh
.data
.data_val
);
2713 if (data
->newpath
!= NULL
) {
2714 free(data
->newpath
);
2716 if (data
->newdir
.data
.data_val
!= NULL
) {
2717 free(data
->newdir
.data
.data_val
);
2722 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2725 struct nfs_cb_data
*data
= private_data
;
2726 struct nfs_context
*nfs
= data
->nfs
;
2727 struct nfs_link_data
*link_data
= data
->continue_data
;
2729 if (status
== RPC_STATUS_ERROR
) {
2730 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2731 free_nfs_cb_data(data
);
2734 if (status
== RPC_STATUS_CANCEL
) {
2735 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2736 free_nfs_cb_data(data
);
2741 if (res
->status
!= NFS3_OK
) {
2742 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
));
2743 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2744 free_nfs_cb_data(data
);
2748 data
->cb(0, nfs
, NULL
, data
->private_data
);
2749 free_nfs_cb_data(data
);
2752 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2754 struct nfs_link_data
*link_data
= data
->continue_data
;
2756 /* steal the filehandle */
2757 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2758 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2759 data
->fh
.data
.data_val
= NULL
;
2761 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2762 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2763 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2764 free_nfs_cb_data(data
);
2771 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2773 struct nfs_link_data
*link_data
= data
->continue_data
;
2775 /* steal the filehandle */
2776 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2777 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2778 data
->fh
.data
.data_val
= NULL
;
2780 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) {
2781 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2782 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2783 free_nfs_cb_data(data
);
2786 data
->continue_data
= NULL
;
2787 free_nfs_cb_data(data
);
2793 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2796 struct nfs_link_data
*link_data
;
2798 link_data
= malloc(sizeof(struct nfs_link_data
));
2799 if (link_data
== NULL
) {
2800 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
2803 bzero(link_data
, sizeof(struct nfs_link_data
));
2805 link_data
->oldpath
= strdup(oldpath
);
2806 if (link_data
->oldpath
== NULL
) {
2807 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
2808 free_nfs_link_data(link_data
);
2812 link_data
->newpath
= strdup(newpath
);
2813 if (link_data
->newpath
== NULL
) {
2814 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
2815 free_nfs_link_data(link_data
);
2818 ptr
= rindex(link_data
->newpath
, '/');
2820 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
2821 free_nfs_link_data(link_data
);
2826 link_data
->newobject
= ptr
;
2829 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2830 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2838 //qqq replace later with lseek()
2839 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2841 return nfsfh
->offset
;
2847 * Get the maximum supported READ3 size by the server
2849 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2851 return nfs
->readmax
;
2855 * Get the maximum supported WRITE3 size by the server
2857 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2859 return nfs
->writemax
;
2862 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
2867 if (nfs
->rpc
->error_string
!= NULL
) {
2868 free(nfs
->rpc
->error_string
);
2870 va_start(ap
, error_string
);
2871 vasprintf(&str
, error_string
, ap
);
2872 nfs
->rpc
->error_string
= str
;
2878 struct mount_cb_data
{
2884 static void free_mount_cb_data(struct mount_cb_data
*data
)
2886 if (data
->server
!= NULL
) {
2888 data
->server
= NULL
;
2894 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2896 struct mount_cb_data
*data
= private_data
;
2898 if (status
== RPC_STATUS_ERROR
) {
2899 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2900 free_mount_cb_data(data
);
2903 if (status
== RPC_STATUS_CANCEL
) {
2904 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2905 free_mount_cb_data(data
);
2909 data
->cb(rpc
, 0, command_data
, data
->private_data
);
2910 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
2911 rpc_set_error(rpc
, "Failed to disconnect\n");
2913 free_mount_cb_data(data
);
2916 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2918 struct mount_cb_data
*data
= private_data
;
2920 if (status
== RPC_STATUS_ERROR
) {
2921 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2922 free_mount_cb_data(data
);
2925 if (status
== RPC_STATUS_CANCEL
) {
2926 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2927 free_mount_cb_data(data
);
2931 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
2932 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2933 free_mount_cb_data(data
);
2938 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2940 struct mount_cb_data
*data
= private_data
;
2941 uint32_t mount_port
;
2943 if (status
== RPC_STATUS_ERROR
) {
2944 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2945 free_mount_cb_data(data
);
2948 if (status
== RPC_STATUS_CANCEL
) {
2949 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2950 free_mount_cb_data(data
);
2954 mount_port
= *(uint32_t *)command_data
;
2955 if (mount_port
== 0) {
2956 rpc_set_error(rpc
, "RPC error. Mount program is not available");
2957 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
2958 free_mount_cb_data(data
);
2962 rpc_disconnect(rpc
, "normal disconnect");
2963 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
2964 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2965 free_mount_cb_data(data
);
2970 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2972 struct mount_cb_data
*data
= private_data
;
2974 if (status
== RPC_STATUS_ERROR
) {
2975 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2976 free_mount_cb_data(data
);
2979 if (status
== RPC_STATUS_CANCEL
) {
2980 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
2981 free_mount_cb_data(data
);
2985 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, mount_export_3_cb
, private_data
) != 0) {
2986 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
2987 free_mount_cb_data(data
);
2992 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2994 struct mount_cb_data
*data
= private_data
;
2996 if (status
== RPC_STATUS_ERROR
) {
2997 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
2998 free_mount_cb_data(data
);
3001 if (status
== RPC_STATUS_CANCEL
) {
3002 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3003 free_mount_cb_data(data
);
3007 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3008 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3009 free_mount_cb_data(data
);
3014 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3016 struct mount_cb_data
*data
;
3018 data
= malloc(sizeof(struct mount_cb_data
));
3022 bzero(data
, sizeof(struct mount_cb_data
));
3024 data
->private_data
= private_data
;
3025 data
->server
= strdup(server
);
3026 if (data
->server
== NULL
) {
3027 free_mount_cb_data(data
);
3030 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3031 free_mount_cb_data(data
);
3038 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)