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
26 #include <sys/types.h>
28 #include <sys/statvfs.h>
33 #include "libnfs-raw.h"
34 #include "libnfs-raw-mount.h"
35 #include "libnfs-raw-nfs.h"
44 struct nfsdirent
*entries
;
45 struct nfsdirent
*current
;
48 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
50 while (nfsdir
->entries
) {
51 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
52 if (nfsdir
->entries
->name
!= NULL
) {
53 free(nfsdir
->entries
->name
);
55 free(nfsdir
->entries
);
56 nfsdir
->entries
= dirent
;
62 struct rpc_context
*rpc
;
65 struct nfs_fh3 rootfh
;
71 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
74 struct nfs_context
*nfs
;
76 char *saved_path
, *path
;
81 continue_func continue_cb
;
83 void (*free_continue_data
)(void *);
89 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
92 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
94 return rpc_set_auth(nfs
->rpc
, auth
);
97 int nfs_get_fd(struct nfs_context
*nfs
)
99 return rpc_get_fd(nfs
->rpc
);
102 int nfs_which_events(struct nfs_context
*nfs
)
104 return rpc_which_events(nfs
->rpc
);
107 int nfs_service(struct nfs_context
*nfs
, int revents
)
109 return rpc_service(nfs
->rpc
, revents
);
112 char *nfs_get_error(struct nfs_context
*nfs
)
114 return rpc_get_error(nfs
->rpc
);
117 struct nfs_context
*nfs_init_context(void)
119 struct nfs_context
*nfs
;
121 nfs
= malloc(sizeof(struct nfs_context
));
123 printf("Failed to allocate nfs context\n");
126 nfs
->rpc
= rpc_init_context();
127 if (nfs
->rpc
== NULL
) {
128 printf("Failed to allocate rpc sub-context\n");
136 void nfs_destroy_context(struct nfs_context
*nfs
)
138 rpc_destroy_context(nfs
->rpc
);
151 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
152 free(nfs
->rootfh
.data
.data_val
);
153 nfs
->rootfh
.data
.data_val
= NULL
;
159 void free_nfs_cb_data(struct nfs_cb_data
*data
)
161 if (data
->saved_path
!= NULL
) {
162 free(data
->saved_path
);
163 data
->saved_path
= NULL
;
166 if (data
->continue_data
!= NULL
) {
167 data
->free_continue_data(data
->continue_data
);
168 data
->continue_data
= NULL
;
171 if (data
->fh
.data
.data_val
!= NULL
) {
172 free(data
->fh
.data
.data_val
);
173 data
->fh
.data
.data_val
= NULL
;
183 static void nfs_mount_10_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
185 struct nfs_cb_data
*data
= private_data
;
186 struct nfs_context
*nfs
= data
->nfs
;
188 if (status
== RPC_STATUS_ERROR
) {
189 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
190 free_nfs_cb_data(data
);
193 if (status
== RPC_STATUS_CANCEL
) {
194 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
195 free_nfs_cb_data(data
);
199 data
->cb(0, nfs
, NULL
, data
->private_data
);
200 free_nfs_cb_data(data
);
203 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
205 struct nfs_cb_data
*data
= private_data
;
206 struct nfs_context
*nfs
= data
->nfs
;
207 FSINFO3res
*res
= command_data
;
209 if (status
== RPC_STATUS_ERROR
) {
210 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
211 free_nfs_cb_data(data
);
214 if (status
== RPC_STATUS_CANCEL
) {
215 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
216 free_nfs_cb_data(data
);
220 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
221 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
223 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
224 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
225 free_nfs_cb_data(data
);
230 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
232 struct nfs_cb_data
*data
= private_data
;
233 struct nfs_context
*nfs
= data
->nfs
;
235 if (status
== RPC_STATUS_ERROR
) {
236 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
237 free_nfs_cb_data(data
);
240 if (status
== RPC_STATUS_CANCEL
) {
241 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
242 free_nfs_cb_data(data
);
246 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
247 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
248 free_nfs_cb_data(data
);
254 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
256 struct nfs_cb_data
*data
= private_data
;
257 struct nfs_context
*nfs
= data
->nfs
;
259 if (status
== RPC_STATUS_ERROR
) {
260 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
261 free_nfs_cb_data(data
);
264 if (status
== RPC_STATUS_CANCEL
) {
265 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
266 free_nfs_cb_data(data
);
270 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
271 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
272 free_nfs_cb_data(data
);
278 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
280 struct nfs_cb_data
*data
= private_data
;
281 struct nfs_context
*nfs
= data
->nfs
;
284 if (status
== RPC_STATUS_ERROR
) {
285 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
286 free_nfs_cb_data(data
);
289 if (status
== RPC_STATUS_CANCEL
) {
290 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
291 free_nfs_cb_data(data
);
296 if (res
->fhs_status
!= MNT3_OK
) {
297 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
));
298 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
299 free_nfs_cb_data(data
);
303 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
304 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
305 if (nfs
->rootfh
.data
.data_val
== NULL
) {
306 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
307 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
308 free_nfs_cb_data(data
);
311 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
313 rpc_disconnect(rpc
, "normal disconnect");
314 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
315 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
316 free_nfs_cb_data(data
);
322 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
324 struct nfs_cb_data
*data
= private_data
;
325 struct nfs_context
*nfs
= data
->nfs
;
327 if (status
== RPC_STATUS_ERROR
) {
328 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
329 free_nfs_cb_data(data
);
332 if (status
== RPC_STATUS_CANCEL
) {
333 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
334 free_nfs_cb_data(data
);
338 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
339 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
340 free_nfs_cb_data(data
);
345 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
347 struct nfs_cb_data
*data
= private_data
;
348 struct nfs_context
*nfs
= data
->nfs
;
350 if (status
== RPC_STATUS_ERROR
) {
351 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
352 free_nfs_cb_data(data
);
355 if (status
== RPC_STATUS_CANCEL
) {
356 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
357 free_nfs_cb_data(data
);
361 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
362 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
363 free_nfs_cb_data(data
);
368 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
370 struct nfs_cb_data
*data
= private_data
;
371 struct nfs_context
*nfs
= data
->nfs
;
374 if (status
== RPC_STATUS_ERROR
) {
375 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
376 free_nfs_cb_data(data
);
379 if (status
== RPC_STATUS_CANCEL
) {
380 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
381 free_nfs_cb_data(data
);
385 mount_port
= *(uint32_t *)command_data
;
386 if (mount_port
== 0) {
387 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
388 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
389 free_nfs_cb_data(data
);
393 rpc_disconnect(rpc
, "normal disconnect");
394 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
395 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
396 free_nfs_cb_data(data
);
402 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
404 struct nfs_cb_data
*data
= private_data
;
405 struct nfs_context
*nfs
= data
->nfs
;
407 if (status
== RPC_STATUS_ERROR
) {
408 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
409 free_nfs_cb_data(data
);
412 if (status
== RPC_STATUS_CANCEL
) {
413 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
414 free_nfs_cb_data(data
);
418 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, nfs_mount_3_cb
, private_data
) != 0) {
419 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
420 free_nfs_cb_data(data
);
425 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
427 struct nfs_cb_data
*data
= private_data
;
428 struct nfs_context
*nfs
= data
->nfs
;
430 if (status
== RPC_STATUS_ERROR
) {
431 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
432 free_nfs_cb_data(data
);
435 if (status
== RPC_STATUS_CANCEL
) {
436 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
437 free_nfs_cb_data(data
);
441 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
442 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
443 free_nfs_cb_data(data
);
449 * Async call for mounting an nfs share and geting the root filehandle
451 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
453 struct nfs_cb_data
*data
;
455 data
= malloc(sizeof(struct nfs_cb_data
));
457 rpc_set_error(nfs
->rpc
, "out of memory");
458 printf("failed to allocate memory for nfs mount data\n");
461 bzero(data
, sizeof(struct nfs_cb_data
));
462 nfs
->server
= strdup(server
);
463 nfs
->export
= strdup(export
);
466 data
->private_data
= private_data
;
468 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
469 printf("Failed to start connection\n");
470 free_nfs_cb_data(data
);
480 * Functions to first look up a path, component by component, and then finally call a specific function once
481 * the filehandle for the final component is found.
483 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
485 struct nfs_cb_data
*data
= private_data
;
486 struct nfs_context
*nfs
= data
->nfs
;
489 if (status
== RPC_STATUS_ERROR
) {
490 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
491 free_nfs_cb_data(data
);
494 if (status
== RPC_STATUS_CANCEL
) {
495 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
496 free_nfs_cb_data(data
);
501 if (res
->status
!= NFS3_OK
) {
502 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
));
503 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
504 free_nfs_cb_data(data
);
508 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
509 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
510 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
511 free_nfs_cb_data(data
);
516 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
520 while (*data
->path
== '/') {
525 str
= index(path
, '/');
530 while (*data
->path
!= 0) {
536 data
->fh
.data
.data_len
= fh
->data
.data_len
;
537 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
538 if (data
->fh
.data
.data_val
== NULL
) {
539 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
540 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
541 free_nfs_cb_data(data
);
544 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
545 data
->continue_cb(nfs
, data
);
549 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
550 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
551 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
552 free_nfs_cb_data(data
);
558 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
)
560 struct nfs_cb_data
*data
;
562 if (path
[0] != '/') {
563 rpc_set_error(nfs
->rpc
, "Pathname is not absulute %s", path
);
567 data
= malloc(sizeof(struct nfs_cb_data
));
569 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
570 printf("failed to allocate memory for nfs cb data\n");
571 free_nfs_cb_data(data
);
574 bzero(data
, sizeof(struct nfs_cb_data
));
577 data
->continue_cb
= continue_cb
;
578 data
->continue_data
= continue_data
;
579 data
->free_continue_data
= free_continue_data
;
580 data
->continue_int
= continue_int
;
581 data
->private_data
= private_data
;
582 data
->saved_path
= strdup(path
);
583 if (data
->saved_path
== NULL
) {
584 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
585 printf("failed to allocate memory for path string\n");
586 free_nfs_cb_data(data
);
589 data
->path
= data
->saved_path
;
591 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
592 printf("failed to lookup path\n");
593 /* return 0 here since the callback will be invoked if there is a failure */
606 static void nfs_stat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
609 struct nfs_cb_data
*data
= private_data
;
610 struct nfs_context
*nfs
= data
->nfs
;
613 if (status
== RPC_STATUS_ERROR
) {
614 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
615 free_nfs_cb_data(data
);
618 if (status
== RPC_STATUS_CANCEL
) {
619 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
620 free_nfs_cb_data(data
);
625 if (res
->status
!= NFS3_OK
) {
626 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
));
627 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
628 free_nfs_cb_data(data
);
633 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
634 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
635 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
636 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
637 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
639 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
640 st
.st_blksize
= 4096;
641 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
642 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
643 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
644 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
646 data
->cb(0, nfs
, &st
, data
->private_data
);
647 free_nfs_cb_data(data
);
650 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
652 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
653 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
654 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
655 free_nfs_cb_data(data
);
661 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
663 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
664 printf("Out of memory: failed to start parsing the path components\n");
678 static void nfs_open_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
681 struct nfs_cb_data
*data
= private_data
;
682 struct nfs_context
*nfs
= data
->nfs
;
684 unsigned int nfsmode
= 0;
686 if (status
== RPC_STATUS_ERROR
) {
687 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
688 free_nfs_cb_data(data
);
691 if (status
== RPC_STATUS_CANCEL
) {
692 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
693 free_nfs_cb_data(data
);
698 if (res
->status
!= NFS3_OK
) {
699 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
));
700 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
701 free_nfs_cb_data(data
);
705 if (data
->continue_int
& O_WRONLY
) {
706 nfsmode
|= ACCESS3_MODIFY
;
708 if (data
->continue_int
& O_RDWR
) {
709 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
711 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
712 nfsmode
|= ACCESS3_READ
;
716 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
717 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
718 nfsmode
&ACCESS3_READ
?'r':'-',
719 nfsmode
&ACCESS3_MODIFY
?'w':'-',
720 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
721 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
722 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
723 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
724 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
725 free_nfs_cb_data(data
);
729 nfsfh
= malloc(sizeof(struct nfsfh
));
731 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
732 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
733 free_nfs_cb_data(data
);
736 bzero(nfsfh
, sizeof(struct nfsfh
));
738 if (data
->continue_int
& O_SYNC
) {
742 /* steal the filehandle */
743 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
744 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
745 data
->fh
.data
.data_val
= NULL
;
747 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
748 free_nfs_cb_data(data
);
751 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
755 if (data
->continue_int
& O_WRONLY
) {
756 nfsmode
|= ACCESS3_MODIFY
;
758 if (data
->continue_int
& O_RDWR
) {
759 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
761 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
762 nfsmode
|= ACCESS3_READ
;
765 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
766 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
767 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
768 free_nfs_cb_data(data
);
774 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
776 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
777 printf("Out of memory: failed to start parsing the path components\n");
791 static void nfs_pread_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
793 struct nfs_cb_data
*data
= private_data
;
794 struct nfs_context
*nfs
= data
->nfs
;
797 if (status
== RPC_STATUS_ERROR
) {
798 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
799 free_nfs_cb_data(data
);
802 if (status
== RPC_STATUS_CANCEL
) {
803 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
804 free_nfs_cb_data(data
);
809 if (res
->status
!= NFS3_OK
) {
810 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
811 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
812 free_nfs_cb_data(data
);
816 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
817 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
818 free_nfs_cb_data(data
);
821 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, size_t count
, nfs_cb cb
, void *private_data
)
823 struct nfs_cb_data
*data
;
825 data
= malloc(sizeof(struct nfs_cb_data
));
827 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
828 printf("failed to allocate memory for nfs cb data\n");
829 free_nfs_cb_data(data
);
832 bzero(data
, sizeof(struct nfs_cb_data
));
835 data
->private_data
= private_data
;
838 nfsfh
->offset
= offset
;
839 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
840 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
841 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
842 free_nfs_cb_data(data
);
851 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, nfs_cb cb
, void *private_data
)
853 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
861 static void nfs_pwrite_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
863 struct nfs_cb_data
*data
= private_data
;
864 struct nfs_context
*nfs
= data
->nfs
;
867 if (status
== RPC_STATUS_ERROR
) {
868 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
869 free_nfs_cb_data(data
);
872 if (status
== RPC_STATUS_CANCEL
) {
873 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
874 free_nfs_cb_data(data
);
879 if (res
->status
!= NFS3_OK
) {
880 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
881 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
882 free_nfs_cb_data(data
);
886 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
887 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
888 free_nfs_cb_data(data
);
891 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
)
893 struct nfs_cb_data
*data
;
895 data
= malloc(sizeof(struct nfs_cb_data
));
897 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
898 printf("failed to allocate memory for nfs cb data\n");
899 free_nfs_cb_data(data
);
902 bzero(data
, sizeof(struct nfs_cb_data
));
905 data
->private_data
= private_data
;
908 nfsfh
->offset
= offset
;
909 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
910 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
911 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
912 free_nfs_cb_data(data
);
921 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, size_t count
, char *buf
, nfs_cb cb
, void *private_data
)
923 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
933 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
935 if (nfsfh
->fh
.data
.data_val
!= NULL
){
936 free(nfsfh
->fh
.data
.data_val
);
937 nfsfh
->fh
.data
.data_val
= NULL
;
941 cb(0, nfs
, NULL
, private_data
);
952 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
954 struct nfs_cb_data
*data
;
956 data
= malloc(sizeof(struct nfs_cb_data
));
958 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
959 printf("failed to allocate memory for nfs cb data\n");
960 free_nfs_cb_data(data
);
963 bzero(data
, sizeof(struct nfs_cb_data
));
966 data
->private_data
= private_data
;
968 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
969 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
970 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
971 free_nfs_cb_data(data
);
982 static void nfs_fsync_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
984 struct nfs_cb_data
*data
= private_data
;
985 struct nfs_context
*nfs
= data
->nfs
;
988 if (status
== RPC_STATUS_ERROR
) {
989 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
990 free_nfs_cb_data(data
);
993 if (status
== RPC_STATUS_CANCEL
) {
994 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
995 free_nfs_cb_data(data
);
1000 if (res
->status
!= NFS3_OK
) {
1001 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1002 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1003 free_nfs_cb_data(data
);
1007 data
->cb(0, nfs
, NULL
, data
->private_data
);
1008 free_nfs_cb_data(data
);
1011 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1013 struct nfs_cb_data
*data
;
1015 data
= malloc(sizeof(struct nfs_cb_data
));
1017 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1018 printf("failed to allocate memory for nfs cb data\n");
1019 free_nfs_cb_data(data
);
1022 bzero(data
, sizeof(struct nfs_cb_data
));
1025 data
->private_data
= private_data
;
1027 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1028 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1029 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1030 free_nfs_cb_data(data
);
1042 static void nfs_ftruncate_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1044 struct nfs_cb_data
*data
= private_data
;
1045 struct nfs_context
*nfs
= data
->nfs
;
1048 if (status
== RPC_STATUS_ERROR
) {
1049 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1050 free_nfs_cb_data(data
);
1053 if (status
== RPC_STATUS_CANCEL
) {
1054 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1055 free_nfs_cb_data(data
);
1060 if (res
->status
!= NFS3_OK
) {
1061 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1062 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1063 free_nfs_cb_data(data
);
1067 data
->cb(0, nfs
, NULL
, data
->private_data
);
1068 free_nfs_cb_data(data
);
1071 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t length
, nfs_cb cb
, void *private_data
)
1073 struct nfs_cb_data
*data
;
1076 data
= malloc(sizeof(struct nfs_cb_data
));
1078 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1079 printf("failed to allocate memory for nfs cb data\n");
1080 free_nfs_cb_data(data
);
1083 bzero(data
, sizeof(struct nfs_cb_data
));
1086 data
->private_data
= private_data
;
1088 bzero(&args
, sizeof(SETATTR3args
));
1089 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1090 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1091 args
.new_attributes
.size
.set_it
= 1;
1092 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1094 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1095 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1096 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1097 free_nfs_cb_data(data
);
1107 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1109 off_t offset
= data
->continue_int
;
1112 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1113 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1115 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1116 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1117 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1118 free_nfs_cb_data(data
);
1121 free_nfs_cb_data(data
);
1125 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, off_t length
, nfs_cb cb
, void *private_data
)
1131 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1132 printf("Out of memory: failed to start parsing the path components\n");
1145 static void nfs_mkdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1148 struct nfs_cb_data
*data
= private_data
;
1149 struct nfs_context
*nfs
= data
->nfs
;
1150 char *str
= data
->continue_data
;
1152 str
= &str
[strlen(str
) + 1];
1154 if (status
== RPC_STATUS_ERROR
) {
1155 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1156 free_nfs_cb_data(data
);
1159 if (status
== RPC_STATUS_CANCEL
) {
1160 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1161 free_nfs_cb_data(data
);
1166 if (res
->status
!= NFS3_OK
) {
1167 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
));
1168 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1169 free_nfs_cb_data(data
);
1173 data
->cb(0, nfs
, NULL
, data
->private_data
);
1174 free_nfs_cb_data(data
);
1177 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1179 char *str
= data
->continue_data
;
1181 str
= &str
[strlen(str
) + 1];
1183 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &data
->fh
, str
, data
) != 0) {
1184 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1185 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1186 free_nfs_cb_data(data
);
1192 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1197 new_path
= strdup(path
);
1198 if (new_path
== NULL
) {
1199 printf("Out of memory, failed to allocate mode buffer for path\n");
1203 ptr
= rindex(new_path
, '/');
1205 printf("Invalid path %s\n", path
);
1210 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1211 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1212 printf("Out of memory: failed to start parsing the path components\n");
1226 static void nfs_rmdir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1229 struct nfs_cb_data
*data
= private_data
;
1230 struct nfs_context
*nfs
= data
->nfs
;
1231 char *str
= data
->continue_data
;
1233 str
= &str
[strlen(str
) + 1];
1235 if (status
== RPC_STATUS_ERROR
) {
1236 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1237 free_nfs_cb_data(data
);
1240 if (status
== RPC_STATUS_CANCEL
) {
1241 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1242 free_nfs_cb_data(data
);
1247 if (res
->status
!= NFS3_OK
) {
1248 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
));
1249 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1250 free_nfs_cb_data(data
);
1254 data
->cb(0, nfs
, NULL
, data
->private_data
);
1255 free_nfs_cb_data(data
);
1258 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1260 char *str
= data
->continue_data
;
1262 str
= &str
[strlen(str
) + 1];
1264 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1265 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1266 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1267 free_nfs_cb_data(data
);
1273 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1278 new_path
= strdup(path
);
1279 if (new_path
== NULL
) {
1280 printf("Out of memory, failed to allocate mode buffer for path\n");
1284 ptr
= rindex(new_path
, '/');
1286 printf("Invalid path %s\n", path
);
1291 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1292 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1293 printf("Out of memory: failed to start parsing the path components\n");
1306 static void nfs_create_2_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1309 struct nfs_cb_data
*data
= private_data
;
1310 struct nfs_context
*nfs
= data
->nfs
;
1311 struct nfsfh
*nfsfh
;
1312 char *str
= data
->continue_data
;
1314 if (status
== RPC_STATUS_ERROR
) {
1315 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1316 free_nfs_cb_data(data
);
1319 if (status
== RPC_STATUS_CANCEL
) {
1320 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1321 free_nfs_cb_data(data
);
1325 str
= &str
[strlen(str
) + 1];
1327 if (res
->status
!= NFS3_OK
) {
1328 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
));
1329 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1334 nfsfh
= malloc(sizeof(struct nfsfh
));
1335 if (nfsfh
== NULL
) {
1336 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1337 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1338 free_nfs_cb_data(data
);
1341 bzero(nfsfh
, sizeof(struct nfsfh
));
1343 /* steal the filehandle */
1344 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1345 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1346 data
->fh
.data
.data_val
= NULL
;
1348 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1349 free_nfs_cb_data(data
);
1354 static void nfs_creat_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1357 struct nfs_cb_data
*data
= private_data
;
1358 struct nfs_context
*nfs
= data
->nfs
;
1359 char *str
= data
->continue_data
;
1361 if (status
== RPC_STATUS_ERROR
) {
1362 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1363 free_nfs_cb_data(data
);
1366 if (status
== RPC_STATUS_CANCEL
) {
1367 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1368 free_nfs_cb_data(data
);
1372 str
= &str
[strlen(str
) + 1];
1374 if (res
->status
!= NFS3_OK
) {
1375 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
));
1376 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1381 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
1382 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
1383 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1384 free_nfs_cb_data(data
);
1390 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1392 char *str
= data
->continue_data
;
1394 str
= &str
[strlen(str
) + 1];
1396 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &data
->fh
, str
, data
->continue_int
, data
) != 0) {
1397 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
1398 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1399 free_nfs_cb_data(data
);
1405 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1410 new_path
= strdup(path
);
1411 if (new_path
== NULL
) {
1412 printf("Out of memory, failed to allocate mode buffer for path\n");
1416 ptr
= rindex(new_path
, '/');
1418 printf("Invalid path %s\n", path
);
1423 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1424 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
1425 printf("Out of memory: failed to start parsing the path components\n");
1438 static void nfs_unlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1441 struct nfs_cb_data
*data
= private_data
;
1442 struct nfs_context
*nfs
= data
->nfs
;
1443 char *str
= data
->continue_data
;
1445 str
= &str
[strlen(str
) + 1];
1447 if (status
== RPC_STATUS_ERROR
) {
1448 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1449 free_nfs_cb_data(data
);
1452 if (status
== RPC_STATUS_CANCEL
) {
1453 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1454 free_nfs_cb_data(data
);
1459 if (res
->status
!= NFS3_OK
) {
1460 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
));
1461 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1462 free_nfs_cb_data(data
);
1466 data
->cb(0, nfs
, NULL
, data
->private_data
);
1467 free_nfs_cb_data(data
);
1470 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1472 char *str
= data
->continue_data
;
1474 str
= &str
[strlen(str
) + 1];
1476 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
1477 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
1478 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1479 free_nfs_cb_data(data
);
1485 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1490 new_path
= strdup(path
);
1491 if (new_path
== NULL
) {
1492 printf("Out of memory, failed to allocate mode buffer for path\n");
1496 ptr
= rindex(new_path
, '/');
1498 printf("Invalid path %s\n", path
);
1503 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1504 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
1505 printf("Out of memory: failed to start parsing the path components\n");
1519 static void nfs_opendir_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1522 struct nfs_cb_data
*data
= private_data
;
1523 struct nfs_context
*nfs
= data
->nfs
;
1524 struct nfsdir
*nfsdir
= data
->continue_data
;;
1525 struct entry3
*entry
;
1528 if (status
== RPC_STATUS_ERROR
) {
1529 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1530 nfs_free_nfsdir(nfsdir
);
1531 data
->continue_data
= NULL
;
1532 free_nfs_cb_data(data
);
1535 if (status
== RPC_STATUS_CANCEL
) {
1536 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1537 nfs_free_nfsdir(nfsdir
);
1538 data
->continue_data
= NULL
;
1539 free_nfs_cb_data(data
);
1544 if (res
->status
!= NFS3_OK
) {
1545 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
));
1546 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1547 nfs_free_nfsdir(nfsdir
);
1548 data
->continue_data
= NULL
;
1549 free_nfs_cb_data(data
);
1553 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
1554 while (entry
!= NULL
) {
1555 struct nfsdirent
*nfsdirent
;
1557 nfsdirent
= malloc(sizeof(struct nfsdirent
));
1558 if (nfsdirent
== NULL
) {
1559 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
1560 nfs_free_nfsdir(nfsdir
);
1561 data
->continue_data
= NULL
;
1562 free_nfs_cb_data(data
);
1565 bzero(nfsdirent
, sizeof(struct nfsdirent
));
1566 nfsdirent
->name
= strdup(entry
->name
);
1567 if (nfsdirent
->name
== NULL
) {
1568 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
1569 nfs_free_nfsdir(nfsdir
);
1570 data
->continue_data
= NULL
;
1571 free_nfs_cb_data(data
);
1574 nfsdirent
->inode
= entry
->fileid
;
1575 nfsdirent
->next
= nfsdir
->entries
;
1576 nfsdir
->entries
= nfsdirent
;
1578 cookie
= entry
->cookie
;
1579 entry
= entry
->nextentry
;
1582 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
1583 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 20000, data
) != 0) {
1584 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1585 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1586 nfs_free_nfsdir(nfsdir
);
1587 data
->continue_data
= NULL
;
1588 free_nfs_cb_data(data
);
1594 /* steal the dirhandle */
1595 data
->continue_data
= NULL
;
1596 nfsdir
->current
= nfsdir
->entries
;
1598 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
1599 free_nfs_cb_data(data
);
1602 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1606 bzero(cv
, sizeof(cookieverf3
));
1607 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 20000, data
) != 0) {
1608 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
1609 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1610 free_nfs_cb_data(data
);
1616 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1618 struct nfsdir
*nfsdir
;
1620 nfsdir
= malloc(sizeof(struct nfsdir
));
1621 if (nfsdir
== NULL
) {
1622 printf("failed to allocate buffer for nfsdir\n");
1625 bzero(nfsdir
, sizeof(struct nfsdir
));
1627 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
1628 printf("Out of memory: failed to start parsing the path components\n");
1636 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1638 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
1640 if (nfsdir
->current
!= NULL
) {
1641 nfsdir
->current
= nfsdir
->current
->next
;
1647 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
1649 nfs_free_nfsdir(nfsdir
);
1661 struct lseek_cb_data
{
1662 struct nfs_context
*nfs
;
1663 struct nfsfh
*nfsfh
;
1669 static void nfs_lseek_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1672 struct lseek_cb_data
*data
= private_data
;
1673 struct nfs_context
*nfs
= data
->nfs
;
1675 if (status
== RPC_STATUS_ERROR
) {
1676 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1680 if (status
== RPC_STATUS_CANCEL
) {
1681 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1687 if (res
->status
!= NFS3_OK
) {
1688 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1689 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1694 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1695 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
1699 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, off_t offset
, int whence
, nfs_cb cb
, void *private_data
)
1701 struct lseek_cb_data
*data
;
1703 if (whence
== SEEK_SET
) {
1704 nfsfh
->offset
= offset
;
1705 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1708 if (whence
== SEEK_CUR
) {
1709 nfsfh
->offset
+= offset
;
1710 cb(0, nfs
, &nfsfh
->offset
, private_data
);
1714 data
= malloc(sizeof(struct lseek_cb_data
));
1716 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
1721 data
->nfsfh
= nfsfh
;
1722 data
->offset
= offset
;
1724 data
->private_data
= private_data
;
1726 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
1727 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
1740 static void nfs_statvfs_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1743 struct nfs_cb_data
*data
= private_data
;
1744 struct nfs_context
*nfs
= data
->nfs
;
1745 struct statvfs svfs
;
1747 if (status
== RPC_STATUS_ERROR
) {
1748 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1749 free_nfs_cb_data(data
);
1752 if (status
== RPC_STATUS_CANCEL
) {
1753 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1754 free_nfs_cb_data(data
);
1759 if (res
->status
!= NFS3_OK
) {
1760 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
));
1761 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1762 free_nfs_cb_data(data
);
1766 svfs
.f_bsize
= 4096;
1767 svfs
.f_frsize
= 4096;
1768 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
1769 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
1770 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
1771 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
1772 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
1773 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
1776 svfs
.f_namemax
= 256;
1778 data
->cb(0, nfs
, &svfs
, data
->private_data
);
1779 free_nfs_cb_data(data
);
1782 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1784 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
1785 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
1786 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1787 free_nfs_cb_data(data
);
1793 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1795 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
1796 printf("Out of memory: failed to start parsing the path components\n");
1809 static void nfs_readlink_1_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1812 struct nfs_cb_data
*data
= private_data
;
1813 struct nfs_context
*nfs
= data
->nfs
;
1815 if (status
== RPC_STATUS_ERROR
) {
1816 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1817 free_nfs_cb_data(data
);
1820 if (status
== RPC_STATUS_CANCEL
) {
1821 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1822 free_nfs_cb_data(data
);
1827 if (res
->status
!= NFS3_OK
) {
1828 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
));
1829 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1830 free_nfs_cb_data(data
);
1835 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
1836 free_nfs_cb_data(data
);
1839 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1841 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &data
->fh
, data
) != 0) {
1842 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
1843 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1844 free_nfs_cb_data(data
);
1850 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1852 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
1853 printf("Out of memory: failed to start parsing the path components\n");
1866 static void nfs_chmod_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1868 struct nfs_cb_data
*data
= private_data
;
1869 struct nfs_context
*nfs
= data
->nfs
;
1872 if (status
== RPC_STATUS_ERROR
) {
1873 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1874 free_nfs_cb_data(data
);
1877 if (status
== RPC_STATUS_CANCEL
) {
1878 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1879 free_nfs_cb_data(data
);
1884 if (res
->status
!= NFS3_OK
) {
1885 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1886 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1887 free_nfs_cb_data(data
);
1891 data
->cb(0, nfs
, NULL
, data
->private_data
);
1892 free_nfs_cb_data(data
);
1895 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1899 bzero(&args
, sizeof(SETATTR3args
));
1900 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1901 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1902 args
.new_attributes
.mode
.set_it
= 1;
1903 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
1905 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
1906 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1907 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1908 free_nfs_cb_data(data
);
1915 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1917 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
1918 printf("Out of memory: failed to start parsing the path components\n");
1928 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
1930 struct nfs_cb_data
*data
;
1932 data
= malloc(sizeof(struct nfs_cb_data
));
1934 rpc_set_error(nfs
->rpc
, "out of memory");
1935 printf("failed to allocate memory for nfs mount data\n");
1938 bzero(data
, sizeof(struct nfs_cb_data
));
1941 data
->private_data
= private_data
;
1942 data
->continue_int
= mode
;
1943 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1944 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
1945 if (data
->fh
.data
.data_val
== NULL
) {
1946 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
1947 free_nfs_cb_data(data
);
1950 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
1952 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
1953 free_nfs_cb_data(data
);
1965 static void nfs_chown_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
1967 struct nfs_cb_data
*data
= private_data
;
1968 struct nfs_context
*nfs
= data
->nfs
;
1971 if (status
== RPC_STATUS_ERROR
) {
1972 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1973 free_nfs_cb_data(data
);
1976 if (status
== RPC_STATUS_CANCEL
) {
1977 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1978 free_nfs_cb_data(data
);
1983 if (res
->status
!= NFS3_OK
) {
1984 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1985 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1986 free_nfs_cb_data(data
);
1990 data
->cb(0, nfs
, NULL
, data
->private_data
);
1991 free_nfs_cb_data(data
);
1994 struct nfs_chown_data
{
1999 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2002 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2004 bzero(&args
, sizeof(SETATTR3args
));
2005 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2006 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2007 if (chown_data
->uid
!= (uid_t
)-1) {
2008 args
.new_attributes
.uid
.set_it
= 1;
2009 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2011 if (chown_data
->gid
!= (gid_t
)-1) {
2012 args
.new_attributes
.gid
.set_it
= 1;
2013 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2016 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_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_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2028 struct nfs_chown_data
*chown_data
;
2030 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2031 if (chown_data
== NULL
) {
2032 printf("Failed to allocate memory for chown data structure\n");
2036 chown_data
->uid
= uid
;
2037 chown_data
->gid
= gid
;
2039 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
2040 printf("Out of memory: failed to start parsing the path components\n");
2051 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
2053 struct nfs_cb_data
*data
;
2054 struct nfs_chown_data
*chown_data
;
2056 chown_data
= malloc(sizeof(struct nfs_chown_data
));
2057 if (chown_data
== NULL
) {
2058 printf("Failed to allocate memory for chown data structure\n");
2062 chown_data
->uid
= uid
;
2063 chown_data
->gid
= gid
;
2066 data
= malloc(sizeof(struct nfs_cb_data
));
2068 rpc_set_error(nfs
->rpc
, "out of memory");
2069 printf("failed to allocate memory for fchown data\n");
2072 bzero(data
, sizeof(struct nfs_cb_data
));
2075 data
->private_data
= private_data
;
2076 data
->continue_data
= chown_data
;
2077 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2078 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2079 if (data
->fh
.data
.data_val
== NULL
) {
2080 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2081 free_nfs_cb_data(data
);
2084 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2087 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
2088 free_nfs_cb_data(data
);
2102 static void nfs_utimes_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2104 struct nfs_cb_data
*data
= private_data
;
2105 struct nfs_context
*nfs
= data
->nfs
;
2108 if (status
== RPC_STATUS_ERROR
) {
2109 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2110 free_nfs_cb_data(data
);
2113 if (status
== RPC_STATUS_CANCEL
) {
2114 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2115 free_nfs_cb_data(data
);
2120 if (res
->status
!= NFS3_OK
) {
2121 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2122 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2123 free_nfs_cb_data(data
);
2127 data
->cb(0, nfs
, NULL
, data
->private_data
);
2128 free_nfs_cb_data(data
);
2131 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2134 struct timeval
*utimes_data
= data
->continue_data
;
2136 bzero(&args
, sizeof(SETATTR3args
));
2137 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2138 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2139 if (utimes_data
!= NULL
) {
2140 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
2141 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
2142 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
2143 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
2144 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
2145 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
2147 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
2148 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
2151 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
2152 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2153 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2154 free_nfs_cb_data(data
);
2161 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
2163 struct timeval
*new_times
= NULL
;
2165 if (times
!= NULL
) {
2166 new_times
= malloc(sizeof(struct timeval
)*2);
2167 if (new_times
== NULL
) {
2168 printf("Failed to allocate memory for timeval structure\n");
2172 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
2175 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2176 printf("Out of memory: failed to start parsing the path components\n");
2186 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
2188 struct timeval
*new_times
= NULL
;
2190 if (times
!= NULL
) {
2191 new_times
= malloc(sizeof(struct timeval
)*2);
2192 if (new_times
== NULL
) {
2193 printf("Failed to allocate memory for timeval structure\n");
2197 new_times
[0].tv_sec
= times
->actime
;
2198 new_times
[0].tv_usec
= 0;
2199 new_times
[1].tv_sec
= times
->modtime
;
2200 new_times
[1].tv_usec
= 0;
2203 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
2204 printf("Out of memory: failed to start parsing the path components\n");
2218 static void nfs_access_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2221 struct nfs_cb_data
*data
= private_data
;
2222 struct nfs_context
*nfs
= data
->nfs
;
2223 unsigned int nfsmode
= 0;
2225 if (status
== RPC_STATUS_ERROR
) {
2226 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2227 free_nfs_cb_data(data
);
2230 if (status
== RPC_STATUS_CANCEL
) {
2231 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2232 free_nfs_cb_data(data
);
2237 if (res
->status
!= NFS3_OK
) {
2238 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
));
2239 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2240 free_nfs_cb_data(data
);
2244 if (data
->continue_int
& R_OK
) {
2245 nfsmode
|= ACCESS3_READ
;
2247 if (data
->continue_int
& W_OK
) {
2248 nfsmode
|= ACCESS3_MODIFY
;
2250 if (data
->continue_int
& X_OK
) {
2251 nfsmode
|= ACCESS3_EXECUTE
;
2254 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
2255 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
2256 nfsmode
&ACCESS3_READ
?'r':'-',
2257 nfsmode
&ACCESS3_MODIFY
?'w':'-',
2258 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
2259 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
2260 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
2261 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
2262 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2263 free_nfs_cb_data(data
);
2267 data
->cb(0, nfs
, NULL
, data
->private_data
);
2268 free_nfs_cb_data(data
);
2271 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2275 if (data
->continue_int
& R_OK
) {
2276 nfsmode
|= ACCESS3_READ
;
2278 if (data
->continue_int
& W_OK
) {
2279 nfsmode
|= ACCESS3_MODIFY
;
2281 if (data
->continue_int
& X_OK
) {
2282 nfsmode
|= ACCESS3_EXECUTE
;
2285 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
2286 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
2287 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2288 free_nfs_cb_data(data
);
2294 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2296 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
2297 printf("Out of memory: failed to start parsing the path components\n");
2309 struct nfs_symlink_data
{
2311 char *newpathparent
;
2312 char *newpathobject
;
2315 static void free_nfs_symlink_data(void *mem
)
2317 struct nfs_symlink_data
*data
= mem
;
2319 if (data
->oldpath
!= NULL
) {
2320 free(data
->oldpath
);
2322 if (data
->newpathparent
!= NULL
) {
2323 free(data
->newpathparent
);
2325 if (data
->newpathobject
!= NULL
) {
2326 free(data
->newpathobject
);
2331 static void nfs_symlink_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2334 struct nfs_cb_data
*data
= private_data
;
2335 struct nfs_context
*nfs
= data
->nfs
;
2336 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2338 if (status
== RPC_STATUS_ERROR
) {
2339 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2340 free_nfs_cb_data(data
);
2343 if (status
== RPC_STATUS_CANCEL
) {
2344 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2345 free_nfs_cb_data(data
);
2350 if (res
->status
!= NFS3_OK
) {
2351 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
));
2352 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2353 free_nfs_cb_data(data
);
2357 data
->cb(0, nfs
, NULL
, data
->private_data
);
2358 free_nfs_cb_data(data
);
2361 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2363 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
2365 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &data
->fh
, symlink_data
->newpathobject
, symlink_data
->oldpath
, data
) != 0) {
2366 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
2367 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2368 free_nfs_cb_data(data
);
2374 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2377 struct nfs_symlink_data
*symlink_data
;
2379 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
2380 if (symlink_data
== NULL
) {
2381 printf("Out of memory, failed to allocate buffer for symlink data\n");
2384 bzero(symlink_data
, sizeof(struct nfs_symlink_data
));
2386 symlink_data
->oldpath
= strdup(oldpath
);
2387 if (symlink_data
->oldpath
== NULL
) {
2388 printf("Out of memory, failed to allocate buffer for oldpath\n");
2389 free_nfs_symlink_data(symlink_data
);
2393 symlink_data
->newpathparent
= strdup(newpath
);
2394 if (symlink_data
->newpathparent
== NULL
) {
2395 printf("Out of memory, failed to allocate mode buffer for new path\n");
2396 free_nfs_symlink_data(symlink_data
);
2400 ptr
= rindex(symlink_data
->newpathparent
, '/');
2402 printf("Invalid path %s\n", oldpath
);
2403 free_nfs_symlink_data(symlink_data
);
2409 symlink_data
->newpathobject
= strdup(ptr
);
2410 if (symlink_data
->newpathobject
== NULL
) {
2411 printf("Out of memory, failed to allocate mode buffer for new path\n");
2412 free_nfs_symlink_data(symlink_data
);
2416 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
2417 printf("Out of memory: failed to start parsing the path components\n");
2429 struct nfs_rename_data
{
2432 struct nfs_fh3 olddir
;
2435 struct nfs_fh3 newdir
;
2438 static void free_nfs_rename_data(void *mem
)
2440 struct nfs_rename_data
*data
= mem
;
2442 if (data
->oldpath
!= NULL
) {
2443 free(data
->oldpath
);
2445 if (data
->olddir
.data
.data_val
!= NULL
) {
2446 free(data
->olddir
.data
.data_val
);
2448 if (data
->newpath
!= NULL
) {
2449 free(data
->newpath
);
2451 if (data
->newdir
.data
.data_val
!= NULL
) {
2452 free(data
->newdir
.data
.data_val
);
2457 static void nfs_rename_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2460 struct nfs_cb_data
*data
= private_data
;
2461 struct nfs_context
*nfs
= data
->nfs
;
2462 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2464 if (status
== RPC_STATUS_ERROR
) {
2465 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2466 free_nfs_cb_data(data
);
2469 if (status
== RPC_STATUS_CANCEL
) {
2470 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2471 free_nfs_cb_data(data
);
2476 if (res
->status
!= NFS3_OK
) {
2477 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
));
2478 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2479 free_nfs_cb_data(data
);
2483 data
->cb(0, nfs
, NULL
, data
->private_data
);
2484 free_nfs_cb_data(data
);
2487 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2489 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2491 /* steal the filehandle */
2492 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2493 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2494 data
->fh
.data
.data_val
= NULL
;
2496 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
2497 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
2498 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2499 free_nfs_cb_data(data
);
2506 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2508 struct nfs_rename_data
*rename_data
= data
->continue_data
;
2510 /* steal the filehandle */
2511 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
2512 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
2513 data
->fh
.data
.data_val
= NULL
;
2515 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) {
2516 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
2517 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2518 free_nfs_cb_data(data
);
2521 data
->continue_data
= NULL
;
2522 free_nfs_cb_data(data
);
2528 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2531 struct nfs_rename_data
*rename_data
;
2533 rename_data
= malloc(sizeof(struct nfs_rename_data
));
2534 if (rename_data
== NULL
) {
2535 printf("Out of memory, failed to allocate buffer for rename data\n");
2538 bzero(rename_data
, sizeof(struct nfs_rename_data
));
2540 rename_data
->oldpath
= strdup(oldpath
);
2541 if (rename_data
->oldpath
== NULL
) {
2542 printf("Out of memory, failed to allocate buffer for oldpath\n");
2543 free_nfs_rename_data(rename_data
);
2546 ptr
= rindex(rename_data
->oldpath
, '/');
2548 printf("Invalid path %s\n", oldpath
);
2549 free_nfs_rename_data(rename_data
);
2554 rename_data
->oldobject
= ptr
;
2557 rename_data
->newpath
= strdup(newpath
);
2558 if (rename_data
->newpath
== NULL
) {
2559 printf("Out of memory, failed to allocate buffer for newpath\n");
2560 free_nfs_rename_data(rename_data
);
2563 ptr
= rindex(rename_data
->newpath
, '/');
2565 printf("Invalid path %s\n", newpath
);
2566 free_nfs_rename_data(rename_data
);
2571 rename_data
->newobject
= ptr
;
2574 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
2575 printf("Out of memory: failed to start parsing the path components\n");
2586 struct nfs_link_data
{
2588 struct nfs_fh3 oldfh
;
2591 struct nfs_fh3 newdir
;
2594 static void free_nfs_link_data(void *mem
)
2596 struct nfs_link_data
*data
= mem
;
2598 if (data
->oldpath
!= NULL
) {
2599 free(data
->oldpath
);
2601 if (data
->oldfh
.data
.data_val
!= NULL
) {
2602 free(data
->oldfh
.data
.data_val
);
2604 if (data
->newpath
!= NULL
) {
2605 free(data
->newpath
);
2607 if (data
->newdir
.data
.data_val
!= NULL
) {
2608 free(data
->newdir
.data
.data_val
);
2613 static void nfs_link_cb(struct rpc_context
*rpc _U_
, int status
, void *command_data
, void *private_data
)
2616 struct nfs_cb_data
*data
= private_data
;
2617 struct nfs_context
*nfs
= data
->nfs
;
2618 struct nfs_link_data
*link_data
= data
->continue_data
;
2620 if (status
== RPC_STATUS_ERROR
) {
2621 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2622 free_nfs_cb_data(data
);
2625 if (status
== RPC_STATUS_CANCEL
) {
2626 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2627 free_nfs_cb_data(data
);
2632 if (res
->status
!= NFS3_OK
) {
2633 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
));
2634 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2635 free_nfs_cb_data(data
);
2639 data
->cb(0, nfs
, NULL
, data
->private_data
);
2640 free_nfs_cb_data(data
);
2643 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2645 struct nfs_link_data
*link_data
= data
->continue_data
;
2647 /* steal the filehandle */
2648 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
2649 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
2650 data
->fh
.data
.data_val
= NULL
;
2652 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
2653 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
2654 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2655 free_nfs_cb_data(data
);
2662 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2664 struct nfs_link_data
*link_data
= data
->continue_data
;
2666 /* steal the filehandle */
2667 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
2668 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
2669 data
->fh
.data
.data_val
= NULL
;
2671 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) {
2672 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
2673 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2674 free_nfs_cb_data(data
);
2677 data
->continue_data
= NULL
;
2678 free_nfs_cb_data(data
);
2684 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
2687 struct nfs_link_data
*link_data
;
2689 link_data
= malloc(sizeof(struct nfs_link_data
));
2690 if (link_data
== NULL
) {
2691 printf("Out of memory, failed to allocate buffer for link data\n");
2694 bzero(link_data
, sizeof(struct nfs_link_data
));
2696 link_data
->oldpath
= strdup(oldpath
);
2697 if (link_data
->oldpath
== NULL
) {
2698 printf("Out of memory, failed to allocate buffer for oldpath\n");
2699 free_nfs_link_data(link_data
);
2703 link_data
->newpath
= strdup(newpath
);
2704 if (link_data
->newpath
== NULL
) {
2705 printf("Out of memory, failed to allocate buffer for newpath\n");
2706 free_nfs_link_data(link_data
);
2709 ptr
= rindex(link_data
->newpath
, '/');
2711 printf("Invalid path %s\n", newpath
);
2712 free_nfs_link_data(link_data
);
2717 link_data
->newobject
= ptr
;
2720 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
2721 printf("Out of memory: failed to start parsing the path components\n");
2729 //qqq replace later with lseek()
2730 off_t
nfs_get_current_offset(struct nfsfh
*nfsfh
)
2732 return nfsfh
->offset
;
2738 * Get the maximum supported READ3 size by the server
2740 size_t nfs_get_readmax(struct nfs_context
*nfs
)
2742 return nfs
->readmax
;
2746 * Get the maximum supported WRITE3 size by the server
2748 size_t nfs_get_writemax(struct nfs_context
*nfs
)
2750 return nfs
->writemax
;