2 Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, see <http://www.gnu.org/licenses/>.
18 * High level api to nfs filesystems
25 #include "aros_compat.h"
29 #include "win32_compat.h"
37 #define statvfs statfs
50 #ifdef HAVE_SYS_STATVFS_H
51 #include <sys/statvfs.h>
54 #ifdef HAVE_NETINET_IN_H
55 #include <netinet/in.h>
68 #include <sys/types.h>
71 #include "libnfs-zdr.h"
73 #include "libnfs-raw.h"
74 #include "libnfs-raw-mount.h"
75 #include "libnfs-raw-nfs.h"
76 #include "libnfs-private.h"
79 struct nfsdirent
*entries
;
80 struct nfsdirent
*current
;
90 struct rpc_context
*rpc
;
93 struct nfs_fh3 rootfh
;
99 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
101 while (nfsdir
->entries
) {
102 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
103 if (nfsdir
->entries
->name
!= NULL
) {
104 free(nfsdir
->entries
->name
);
106 free(nfsdir
->entries
);
107 nfsdir
->entries
= dirent
;
113 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
116 struct nfs_context
*nfs
;
118 char *saved_path
, *path
;
123 continue_func continue_cb
;
125 void (*free_continue_data
)(void *);
130 /* for multi-read/write calls. */
134 uint64_t start_offset
, max_offset
;
138 struct nfs_mcb_data
{
139 struct nfs_cb_data
*data
;
144 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
);
146 void nfs_set_auth(struct nfs_context
*nfs
, struct AUTH
*auth
)
148 rpc_set_auth(nfs
->rpc
, auth
);
151 int nfs_get_fd(struct nfs_context
*nfs
)
153 return rpc_get_fd(nfs
->rpc
);
156 int nfs_queue_length(struct nfs_context
*nfs
)
158 return rpc_queue_length(nfs
->rpc
);
161 int nfs_which_events(struct nfs_context
*nfs
)
163 return rpc_which_events(nfs
->rpc
);
166 int nfs_service(struct nfs_context
*nfs
, int revents
)
168 return rpc_service(nfs
->rpc
, revents
);
171 char *nfs_get_error(struct nfs_context
*nfs
)
173 return rpc_get_error(nfs
->rpc
);
176 static int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
178 if (!strncmp(arg
, "tcp-syncnt", 10)) {
179 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
180 } else if (!strncmp(arg
, "uid", 3)) {
181 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
182 } else if (!strncmp(arg
, "gid", 3)) {
183 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
188 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
190 struct nfs_url
*urls
;
191 char *strp
, *flagsp
, *strp2
;
193 if (strncmp(url
, "nfs://", 6)) {
194 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
198 urls
= malloc(sizeof(struct nfs_url
));
200 rpc_set_error(nfs
->rpc
, "Out of memory");
204 memset(urls
, 0x00, sizeof(struct nfs_url
));
205 urls
->server
= strdup(url
+ 6);
206 if (urls
->server
== NULL
) {
207 nfs_destroy_url(urls
);
208 rpc_set_error(nfs
->rpc
, "Out of memory");
212 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
213 urls
->server
[0] == '?') {
215 flagsp
= strchr(urls
->server
, '?');
218 nfs_destroy_url(urls
);
219 rpc_set_error(nfs
->rpc
, "Invalid server string");
223 strp
= strchr(urls
->server
, '/');
226 flagsp
= strchr(urls
->server
, '?');
229 nfs_destroy_url(urls
);
230 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
234 urls
->path
= strdup(strp
);
235 if (urls
->path
== NULL
) {
236 nfs_destroy_url(urls
);
237 rpc_set_error(nfs
->rpc
, "Out of memory");
243 flagsp
= strchr(urls
->path
, '?');
247 strp
= strrchr(urls
->path
, '/');
250 flagsp
= strchr(urls
->path
, '?');
253 nfs_destroy_url(urls
);
254 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
257 urls
->file
= strdup(strp
);
258 if (urls
->path
== NULL
) {
259 nfs_destroy_url(urls
);
260 rpc_set_error(nfs
->rpc
, "Out of memory");
264 flagsp
= strchr(urls
->file
, '?');
271 if (urls
->file
&& !strlen(urls
->file
)) {
275 nfs_destroy_url(urls
);
276 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
281 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
283 flagsp
= strchr(strp
, '&');
287 strp2
= strchr(strp
, '=');
291 nfs_set_context_args(nfs
, strp
, strp2
);
295 if (urls
->server
&& strlen(urls
->server
) <= 1) {
303 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
305 return nfs_parse_url(nfs
, url
, 0, 0);
308 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
310 return nfs_parse_url(nfs
, url
, 1, 0);
313 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
315 return nfs_parse_url(nfs
, url
, 0, 1);
319 void nfs_destroy_url(struct nfs_url
*url
)
329 struct nfs_context
*nfs_init_context(void)
331 struct nfs_context
*nfs
;
333 nfs
= malloc(sizeof(struct nfs_context
));
337 memset(nfs
, 0, sizeof(struct nfs_context
));
339 nfs
->rpc
= rpc_init_context();
340 if (nfs
->rpc
== NULL
) {
345 nfs
->cwd
= strdup("/");
350 void nfs_destroy_context(struct nfs_context
*nfs
)
352 rpc_destroy_context(nfs
->rpc
);
370 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
371 free(nfs
->rootfh
.data
.data_val
);
372 nfs
->rootfh
.data
.data_val
= NULL
;
387 void free_rpc_cb_data(struct rpc_cb_data
*data
)
394 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
396 struct rpc_cb_data
*data
= private_data
;
398 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
400 /* Dont want any more callbacks even if the socket is closed */
401 rpc
->connect_cb
= NULL
;
403 if (status
== RPC_STATUS_ERROR
) {
404 data
->cb(rpc
, status
, command_data
, data
->private_data
);
405 free_rpc_cb_data(data
);
408 if (status
== RPC_STATUS_CANCEL
) {
409 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
410 free_rpc_cb_data(data
);
414 data
->cb(rpc
, status
, NULL
, data
->private_data
);
415 free_rpc_cb_data(data
);
418 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
420 struct rpc_cb_data
*data
= private_data
;
423 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
425 if (status
== RPC_STATUS_ERROR
) {
426 data
->cb(rpc
, status
, command_data
, data
->private_data
);
427 free_rpc_cb_data(data
);
430 if (status
== RPC_STATUS_CANCEL
) {
431 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
432 free_rpc_cb_data(data
);
436 rpc_port
= *(uint32_t *)command_data
;
438 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
439 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
440 free_rpc_cb_data(data
);
444 rpc_disconnect(rpc
, "normal disconnect");
445 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
446 data
->cb(rpc
, status
, command_data
, data
->private_data
);
447 free_rpc_cb_data(data
);
452 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
454 struct rpc_cb_data
*data
= private_data
;
456 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
458 if (status
== RPC_STATUS_ERROR
) {
459 data
->cb(rpc
, status
, command_data
, data
->private_data
);
460 free_rpc_cb_data(data
);
463 if (status
== RPC_STATUS_CANCEL
) {
464 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
465 free_rpc_cb_data(data
);
469 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
470 data
->cb(rpc
, status
, command_data
, data
->private_data
);
471 free_rpc_cb_data(data
);
476 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
478 struct rpc_cb_data
*data
= private_data
;
480 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
482 /* Dont want any more callbacks even if the socket is closed */
483 rpc
->connect_cb
= NULL
;
485 if (status
== RPC_STATUS_ERROR
) {
486 data
->cb(rpc
, status
, command_data
, data
->private_data
);
487 free_rpc_cb_data(data
);
490 if (status
== RPC_STATUS_CANCEL
) {
491 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
492 free_rpc_cb_data(data
);
496 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
497 data
->cb(rpc
, status
, command_data
, data
->private_data
);
498 free_rpc_cb_data(data
);
503 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
505 struct rpc_cb_data
*data
;
507 data
= malloc(sizeof(struct rpc_cb_data
));
511 memset(data
, 0, sizeof(struct rpc_cb_data
));
512 data
->server
= strdup(server
);
513 data
->program
= program
;
514 data
->version
= version
;
517 data
->private_data
= private_data
;
519 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
520 rpc_set_error(rpc
, "Failed to start connection");
521 free_rpc_cb_data(data
);
527 void free_nfs_cb_data(struct nfs_cb_data
*data
)
529 if (data
->saved_path
!= NULL
) {
530 free(data
->saved_path
);
531 data
->saved_path
= NULL
;
534 if (data
->continue_data
!= NULL
) {
535 data
->free_continue_data(data
->continue_data
);
536 data
->continue_data
= NULL
;
539 if (data
->fh
.data
.data_val
!= NULL
) {
540 free(data
->fh
.data
.data_val
);
541 data
->fh
.data
.data_val
= NULL
;
544 if (data
->buffer
!= NULL
) {
556 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
558 struct nfs_cb_data
*data
= private_data
;
559 struct nfs_context
*nfs
= data
->nfs
;
561 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
563 if (status
== RPC_STATUS_ERROR
) {
564 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
565 free_nfs_cb_data(data
);
568 if (status
== RPC_STATUS_CANCEL
) {
569 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
570 free_nfs_cb_data(data
);
574 data
->cb(0, nfs
, NULL
, data
->private_data
);
575 free_nfs_cb_data(data
);
578 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
580 struct nfs_cb_data
*data
= private_data
;
581 struct nfs_context
*nfs
= data
->nfs
;
582 FSINFO3res
*res
= command_data
;
583 struct GETATTR3args args
;
585 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
587 if (status
== RPC_STATUS_ERROR
) {
588 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
589 free_nfs_cb_data(data
);
592 if (status
== RPC_STATUS_CANCEL
) {
593 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
594 free_nfs_cb_data(data
);
598 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
599 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
601 memset(&args
, 0, sizeof(GETATTR3args
));
602 args
.object
= nfs
->rootfh
;
604 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
605 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
606 free_nfs_cb_data(data
);
611 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
613 struct nfs_cb_data
*data
= private_data
;
614 struct nfs_context
*nfs
= data
->nfs
;
615 struct FSINFO3args args
;
617 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
619 if (status
== RPC_STATUS_ERROR
) {
620 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
621 free_nfs_cb_data(data
);
624 if (status
== RPC_STATUS_CANCEL
) {
625 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
626 free_nfs_cb_data(data
);
630 args
.fsroot
= nfs
->rootfh
;
631 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
632 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
633 free_nfs_cb_data(data
);
639 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
641 struct nfs_cb_data
*data
= private_data
;
642 struct nfs_context
*nfs
= data
->nfs
;
644 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
646 /* Dont want any more callbacks even if the socket is closed */
647 rpc
->connect_cb
= NULL
;
649 if (status
== RPC_STATUS_ERROR
) {
650 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
651 free_nfs_cb_data(data
);
654 if (status
== RPC_STATUS_CANCEL
) {
655 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
656 free_nfs_cb_data(data
);
660 if (rpc_nfs3_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
661 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
662 free_nfs_cb_data(data
);
668 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
670 struct nfs_cb_data
*data
= private_data
;
671 struct nfs_context
*nfs
= data
->nfs
;
674 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
676 if (status
== RPC_STATUS_ERROR
) {
677 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
678 free_nfs_cb_data(data
);
681 if (status
== RPC_STATUS_CANCEL
) {
682 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
683 free_nfs_cb_data(data
);
688 if (res
->fhs_status
!= MNT3_OK
) {
689 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
));
690 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
691 free_nfs_cb_data(data
);
695 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
696 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
697 if (nfs
->rootfh
.data
.data_val
== NULL
) {
698 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
699 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
700 free_nfs_cb_data(data
);
703 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
705 rpc_disconnect(rpc
, "normal disconnect");
706 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
707 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
708 free_nfs_cb_data(data
);
711 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
712 rpc_set_autoreconnect(rpc
);
716 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
718 struct nfs_cb_data
*data
= private_data
;
719 struct nfs_context
*nfs
= data
->nfs
;
721 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
723 if (status
== RPC_STATUS_ERROR
) {
724 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
725 free_nfs_cb_data(data
);
728 if (status
== RPC_STATUS_CANCEL
) {
729 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
730 free_nfs_cb_data(data
);
734 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
735 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
736 free_nfs_cb_data(data
);
741 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
743 struct nfs_cb_data
*data
= private_data
;
744 struct nfs_context
*nfs
= data
->nfs
;
746 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
748 /* Dont want any more callbacks even if the socket is closed */
749 rpc
->connect_cb
= NULL
;
751 if (status
== RPC_STATUS_ERROR
) {
752 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
753 free_nfs_cb_data(data
);
756 if (status
== RPC_STATUS_CANCEL
) {
757 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
758 free_nfs_cb_data(data
);
762 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
763 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
764 free_nfs_cb_data(data
);
769 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
771 struct nfs_cb_data
*data
= private_data
;
772 struct nfs_context
*nfs
= data
->nfs
;
775 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
777 if (status
== RPC_STATUS_ERROR
) {
778 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
779 free_nfs_cb_data(data
);
782 if (status
== RPC_STATUS_CANCEL
) {
783 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
784 free_nfs_cb_data(data
);
788 mount_port
= *(uint32_t *)command_data
;
789 if (mount_port
== 0) {
790 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
791 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
792 free_nfs_cb_data(data
);
796 rpc_disconnect(rpc
, "normal disconnect");
797 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
798 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
799 free_nfs_cb_data(data
);
805 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
807 struct nfs_cb_data
*data
= private_data
;
808 struct nfs_context
*nfs
= data
->nfs
;
810 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
812 if (status
== RPC_STATUS_ERROR
) {
813 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
814 free_nfs_cb_data(data
);
817 if (status
== RPC_STATUS_CANCEL
) {
818 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
819 free_nfs_cb_data(data
);
823 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
824 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
825 free_nfs_cb_data(data
);
830 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
832 struct nfs_cb_data
*data
= private_data
;
833 struct nfs_context
*nfs
= data
->nfs
;
835 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
837 /* Dont want any more callbacks even if the socket is closed */
838 rpc
->connect_cb
= NULL
;
840 if (status
== RPC_STATUS_ERROR
) {
841 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
842 free_nfs_cb_data(data
);
845 if (status
== RPC_STATUS_CANCEL
) {
846 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
847 free_nfs_cb_data(data
);
851 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
852 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
853 free_nfs_cb_data(data
);
859 * Async call for mounting an nfs share and geting the root filehandle
861 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
863 struct nfs_cb_data
*data
;
864 char *new_server
, *new_export
;
866 data
= malloc(sizeof(struct nfs_cb_data
));
868 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
871 memset(data
, 0, sizeof(struct nfs_cb_data
));
872 new_server
= strdup(server
);
873 new_export
= strdup(export
);
874 if (nfs
->server
!= NULL
) {
877 nfs
->server
= new_server
;
878 if (nfs
->export
!= NULL
) {
881 nfs
->export
= new_export
;
884 data
->private_data
= private_data
;
886 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
887 rpc_set_error(nfs
->rpc
, "Failed to start connection");
888 free_nfs_cb_data(data
);
898 * Functions to first look up a path, component by component, and then finally call a specific function once
899 * the filehandle for the final component is found.
901 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
903 struct nfs_cb_data
*data
= private_data
;
904 struct nfs_context
*nfs
= data
->nfs
;
907 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
909 if (status
== RPC_STATUS_ERROR
) {
910 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
911 free_nfs_cb_data(data
);
914 if (status
== RPC_STATUS_CANCEL
) {
915 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
916 free_nfs_cb_data(data
);
921 if (res
->status
!= NFS3_OK
) {
922 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
));
923 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
924 free_nfs_cb_data(data
);
928 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
929 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
930 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
931 free_nfs_cb_data(data
);
936 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
941 while (*data
->path
== '/') {
946 slash
= strchr(path
, '/');
948 /* Clear slash so that path is a zero terminated string for
949 * the current path component. Set it back to '/' again later
950 * when we are finished referencing this component so that
951 * data->saved_path will still point to the full
955 data
->path
= slash
+1;
957 while (*data
->path
!= 0) {
963 data
->fh
.data
.data_len
= fh
->data
.data_len
;
964 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
965 if (data
->fh
.data
.data_val
== NULL
) {
966 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
967 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
968 free_nfs_cb_data(data
);
971 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
975 data
->continue_cb(nfs
, data
);
980 memset(&args
, 0, sizeof(LOOKUP3args
));
982 args
.what
.name
= path
;
984 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
985 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
986 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
987 free_nfs_cb_data(data
);
996 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
)
1002 while (str
= strstr(path
, "//")) {
1010 while (str
= strstr(path
, "/./")) {
1017 /* ^/../ -> error */
1018 if (!strncmp(path
, "/../", 4)) {
1019 rpc_set_error(nfs
->rpc
,
1020 "Absolute path starts with '/../' "
1021 "during normalization");
1025 /* ^[^/] -> error */
1026 if (path
[0] != '/') {
1027 rpc_set_error(nfs
->rpc
,
1028 "Absolute path does not start with '/'");
1032 /* /string/../ -> / */
1033 while (str
= strstr(path
, "/../")) {
1036 if (!strncmp(path
, "/../", 4)) {
1037 rpc_set_error(nfs
->rpc
,
1038 "Absolute path starts with '/../' "
1039 "during normalization");
1044 while (*tmp
!= '/') {
1048 while((*(tmp
++) = *(str
++)) != '\0')
1055 if (path
[len
- 1] == '/') {
1056 path
[len
- 1] = '\0';
1060 if (path
[0] == '\0') {
1061 rpc_set_error(nfs
->rpc
,
1062 "Absolute path became '' "
1063 "during normalization");
1069 if (!strcmp(&path
[len
- 2], "/.")) {
1070 path
[len
- 2] = '\0';
1075 /* ^/..$ -> error */
1076 if (!strcmp(path
, "/..")) {
1077 rpc_set_error(nfs
->rpc
,
1078 "Absolute path is '/..' "
1079 "during normalization");
1083 /* /string/..$ -> / */
1085 if (!strcmp(&path
[len
- 3], "/..")) {
1086 char *tmp
= &path
[len
- 3];
1087 while (*--tmp
!= '/')
1096 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
)
1098 struct nfs_cb_data
*data
;
1100 if (path
[0] == '\0') {
1104 data
= malloc(sizeof(struct nfs_cb_data
));
1106 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate "
1107 "nfs_cb_data structure");
1110 memset(data
, 0, sizeof(struct nfs_cb_data
));
1113 data
->continue_cb
= continue_cb
;
1114 data
->continue_data
= continue_data
;
1115 data
->free_continue_data
= free_continue_data
;
1116 data
->continue_int
= continue_int
;
1117 data
->private_data
= private_data
;
1118 if (path
[0] == '/') {
1119 data
->saved_path
= strdup(path
);
1121 data
->saved_path
= malloc(strlen(path
) + strlen(nfs
->cwd
) + 2);
1122 if (data
->saved_path
== NULL
) {
1123 rpc_set_error(nfs
->rpc
, "out of memory: failed to "
1124 "malloc path string");
1125 free_nfs_cb_data(data
);
1128 sprintf(data
->saved_path
, "%s/%s", nfs
->cwd
, path
);
1131 if (data
->saved_path
== NULL
) {
1132 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1133 free_nfs_cb_data(data
);
1136 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
1137 free_nfs_cb_data(data
);
1141 data
->path
= data
->saved_path
;
1143 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1144 /* return 0 here since the callback will be invoked if there is a failure */
1157 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1160 struct nfs_cb_data
*data
= private_data
;
1161 struct nfs_context
*nfs
= data
->nfs
;
1168 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1170 if (status
== RPC_STATUS_ERROR
) {
1171 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1172 free_nfs_cb_data(data
);
1175 if (status
== RPC_STATUS_CANCEL
) {
1176 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1177 free_nfs_cb_data(data
);
1182 if (res
->status
!= NFS3_OK
) {
1183 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
));
1184 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1185 free_nfs_cb_data(data
);
1190 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1191 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1192 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1193 st
.st_mode
|= S_IFDIR
;
1195 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1196 st
.st_mode
|= S_IFREG
;
1198 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1199 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1200 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1202 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1204 st
.st_blksize
= 4096;
1205 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1207 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1208 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1209 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1211 data
->cb(0, nfs
, &st
, data
->private_data
);
1212 free_nfs_cb_data(data
);
1215 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1217 struct GETATTR3args args
;
1219 memset(&args
, 0, sizeof(GETATTR3args
));
1220 args
.object
= data
->fh
;
1222 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1223 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1224 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1225 free_nfs_cb_data(data
);
1231 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1233 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1234 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1246 static void nfs_open_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1248 struct nfs_cb_data
*data
= private_data
;
1249 struct nfs_context
*nfs
= data
->nfs
;
1252 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1254 if (status
== RPC_STATUS_ERROR
) {
1255 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1256 free_nfs_cb_data(data
);
1259 if (status
== RPC_STATUS_CANCEL
) {
1260 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1261 free_nfs_cb_data(data
);
1266 if (res
->status
!= NFS3_OK
) {
1267 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1268 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1269 free_nfs_cb_data(data
);
1273 data
->cb(0, nfs
, NULL
, data
->private_data
);
1274 free_nfs_cb_data(data
);
1277 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1280 struct nfs_cb_data
*data
= private_data
;
1281 struct nfs_context
*nfs
= data
->nfs
;
1282 struct nfsfh
*nfsfh
;
1283 unsigned int nfsmode
= 0;
1285 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1287 if (status
== RPC_STATUS_ERROR
) {
1288 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1289 free_nfs_cb_data(data
);
1292 if (status
== RPC_STATUS_CANCEL
) {
1293 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1294 free_nfs_cb_data(data
);
1299 if (res
->status
!= NFS3_OK
) {
1300 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
));
1301 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1302 free_nfs_cb_data(data
);
1306 if (data
->continue_int
& O_WRONLY
) {
1307 nfsmode
|= ACCESS3_MODIFY
;
1309 if (data
->continue_int
& O_RDWR
) {
1310 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1312 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1313 nfsmode
|= ACCESS3_READ
;
1317 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1318 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1319 nfsmode
&ACCESS3_READ
?'r':'-',
1320 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1321 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1322 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1323 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1324 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1325 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1326 free_nfs_cb_data(data
);
1330 nfsfh
= malloc(sizeof(struct nfsfh
));
1331 if (nfsfh
== NULL
) {
1332 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1333 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1334 free_nfs_cb_data(data
);
1337 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1339 if (data
->continue_int
& O_SYNC
) {
1343 /* steal the filehandle */
1344 nfsfh
->fh
= data
->fh
;
1345 data
->fh
.data
.data_val
= NULL
;
1347 /* Try to truncate it if we were requested to */
1348 if ((data
->continue_int
& O_TRUNC
) &&
1349 (data
->continue_int
& (O_RDWR
|O_WRONLY
))) {
1352 memset(&args
, 0, sizeof(SETATTR3args
));
1353 args
.object
= nfsfh
->fh
;
1354 args
.new_attributes
.size
.set_it
= 1;
1355 args
.new_attributes
.size
.set_size3_u
.size
= 0;
1357 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_open_trunc_cb
, &args
,
1359 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
1360 "SETATTR call for %s", data
->path
);
1361 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1362 data
->private_data
);
1363 free_nfs_cb_data(data
);
1369 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1370 free_nfs_cb_data(data
);
1373 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1378 if (data
->continue_int
& O_WRONLY
) {
1379 nfsmode
|= ACCESS3_MODIFY
;
1381 if (data
->continue_int
& O_RDWR
) {
1382 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1384 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1385 nfsmode
|= ACCESS3_READ
;
1388 memset(&args
, 0, sizeof(ACCESS3args
));
1389 args
.object
= data
->fh
;
1390 args
.access
= nfsmode
;
1392 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1393 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS "
1394 "call for %s", data
->path
);
1395 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1396 data
->private_data
);
1397 free_nfs_cb_data(data
);
1403 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int flags
, nfs_cb cb
, void *private_data
)
1405 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, flags
) != 0) {
1406 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1417 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1419 /* steal saved_path */
1421 nfs
->cwd
= data
->saved_path
;
1422 data
->saved_path
= NULL
;
1424 data
->cb(0, nfs
, NULL
, data
->private_data
);
1425 free_nfs_cb_data(data
);
1430 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1432 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1433 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1444 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1446 struct nfs_cb_data
*data
= private_data
;
1447 struct nfs_context
*nfs
= data
->nfs
;
1450 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1452 if (status
== RPC_STATUS_ERROR
) {
1453 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1454 free_nfs_cb_data(data
);
1457 if (status
== RPC_STATUS_CANCEL
) {
1458 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1459 free_nfs_cb_data(data
);
1464 if (res
->status
!= NFS3_OK
) {
1465 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1466 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1467 free_nfs_cb_data(data
);
1471 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1472 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1473 free_nfs_cb_data(data
);
1476 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1478 struct nfs_mcb_data
*mdata
= private_data
;
1479 struct nfs_cb_data
*data
= mdata
->data
;
1480 struct nfs_context
*nfs
= data
->nfs
;
1483 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1487 if (status
== RPC_STATUS_ERROR
) {
1488 /* flag the failure but do not invoke callback until we have received all responses */
1491 if (status
== RPC_STATUS_CANCEL
) {
1492 /* flag the cancellation but do not invoke callback until we have received all responses */
1496 /* reassemble the data into the buffer */
1497 if (status
== RPC_STATUS_SUCCESS
) {
1499 if (res
->status
!= NFS3_OK
) {
1500 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1503 if (res
->READ3res_u
.resok
.count
> 0) {
1504 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1505 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1506 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1512 if (data
->num_calls
> 0) {
1513 /* still waiting for more replies */
1518 if (data
->error
!= 0) {
1519 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1520 free_nfs_cb_data(data
);
1524 if (data
->cancel
!= 0) {
1525 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1526 free_nfs_cb_data(data
);
1531 data
->nfsfh
->offset
= data
->max_offset
;
1532 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1534 free_nfs_cb_data(data
);
1538 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1540 struct nfs_cb_data
*data
;
1542 data
= malloc(sizeof(struct nfs_cb_data
));
1544 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1547 memset(data
, 0, sizeof(struct nfs_cb_data
));
1550 data
->private_data
= private_data
;
1551 data
->nfsfh
= nfsfh
;
1553 nfsfh
->offset
= offset
;
1555 if (count
<= nfs_get_readmax(nfs
)) {
1558 memset(&args
, 0, sizeof(READ3args
));
1559 args
.file
= nfsfh
->fh
;
1560 args
.offset
= offset
;
1563 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1564 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1565 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1566 free_nfs_cb_data(data
);
1572 /* trying to read more than maximum server read size, we has to chop it up into smaller
1573 * reads and collect into a reassembly buffer.
1574 * we send all reads in parallel so that performance is still good.
1576 data
->max_offset
= offset
;
1577 data
->start_offset
= offset
;
1579 data
->buffer
= malloc(count
);
1580 if (data
->buffer
== NULL
) {
1581 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1582 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1583 free_nfs_cb_data(data
);
1588 uint64_t readcount
= count
;
1589 struct nfs_mcb_data
*mdata
;
1592 if (readcount
> nfs_get_readmax(nfs
)) {
1593 readcount
= nfs_get_readmax(nfs
);
1596 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1597 if (mdata
== NULL
) {
1598 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1601 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1603 mdata
->offset
= offset
;
1604 mdata
->count
= readcount
;
1606 memset(&args
, 0, sizeof(READ3args
));
1607 args
.file
= nfsfh
->fh
;
1608 args
.offset
= offset
;
1609 args
.count
= readcount
;
1611 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1612 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1613 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1619 offset
+= readcount
;
1629 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1631 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1639 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1641 struct nfs_cb_data
*data
= private_data
;
1642 struct nfs_context
*nfs
= data
->nfs
;
1645 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1647 if (status
== RPC_STATUS_ERROR
) {
1648 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1649 free_nfs_cb_data(data
);
1652 if (status
== RPC_STATUS_CANCEL
) {
1653 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1654 free_nfs_cb_data(data
);
1659 if (res
->status
!= NFS3_OK
) {
1660 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1661 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1662 free_nfs_cb_data(data
);
1666 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1667 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1668 free_nfs_cb_data(data
);
1671 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1673 struct nfs_mcb_data
*mdata
= private_data
;
1674 struct nfs_cb_data
*data
= mdata
->data
;
1675 struct nfs_context
*nfs
= data
->nfs
;
1678 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1682 if (status
== RPC_STATUS_ERROR
) {
1683 /* flag the failure but do not invoke callback until we have received all responses */
1686 if (status
== RPC_STATUS_CANCEL
) {
1687 /* flag the cancellation but do not invoke callback until we have received all responses */
1691 if (status
== RPC_STATUS_SUCCESS
) {
1693 if (res
->status
!= NFS3_OK
) {
1694 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1697 if (res
->WRITE3res_u
.resok
.count
> 0) {
1698 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1699 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1705 if (data
->num_calls
> 0) {
1706 /* still waiting for more replies */
1711 if (data
->error
!= 0) {
1712 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1713 free_nfs_cb_data(data
);
1717 if (data
->cancel
!= 0) {
1718 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1719 free_nfs_cb_data(data
);
1724 data
->nfsfh
->offset
= data
->max_offset
;
1725 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1727 free_nfs_cb_data(data
);
1732 int nfs_pwrite_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1734 struct nfs_cb_data
*data
;
1736 data
= malloc(sizeof(struct nfs_cb_data
));
1738 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1741 memset(data
, 0, sizeof(struct nfs_cb_data
));
1744 data
->private_data
= private_data
;
1745 data
->nfsfh
= nfsfh
;
1747 nfsfh
->offset
= offset
;
1749 if (count
<= nfs_get_writemax(nfs
)) {
1752 memset(&args
, 0, sizeof(WRITE3args
));
1753 args
.file
= nfsfh
->fh
;
1754 args
.offset
= offset
;
1756 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1757 args
.data
.data_len
= count
;
1758 args
.data
.data_val
= buf
;
1760 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1761 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1762 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1763 free_nfs_cb_data(data
);
1769 /* trying to write more than maximum server write size, we has to chop it up into smaller
1771 * we send all writes in parallel so that performance is still good.
1773 data
->max_offset
= offset
;
1774 data
->start_offset
= offset
;
1777 uint64_t writecount
= count
;
1778 struct nfs_mcb_data
*mdata
;
1781 if (writecount
> nfs_get_writemax(nfs
)) {
1782 writecount
= nfs_get_writemax(nfs
);
1785 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1786 if (mdata
== NULL
) {
1787 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1790 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1792 mdata
->offset
= offset
;
1793 mdata
->count
= writecount
;
1795 memset(&args
, 0, sizeof(WRITE3args
));
1796 args
.file
= nfsfh
->fh
;
1797 args
.offset
= offset
;
1798 args
.count
= writecount
;
1799 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1800 args
.data
.data_len
= writecount
;
1801 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1803 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1804 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1805 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1810 count
-= writecount
;
1811 offset
+= writecount
;
1821 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1823 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1833 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1835 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1836 free(nfsfh
->fh
.data
.data_val
);
1837 nfsfh
->fh
.data
.data_val
= NULL
;
1841 cb(0, nfs
, NULL
, private_data
);
1852 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1854 struct nfs_cb_data
*data
;
1855 struct GETATTR3args args
;
1857 data
= malloc(sizeof(struct nfs_cb_data
));
1859 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1862 memset(data
, 0, sizeof(struct nfs_cb_data
));
1865 data
->private_data
= private_data
;
1867 memset(&args
, 0, sizeof(GETATTR3args
));
1868 args
.object
= nfsfh
->fh
;
1870 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1871 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1872 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1873 free_nfs_cb_data(data
);
1884 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1886 struct nfs_cb_data
*data
= private_data
;
1887 struct nfs_context
*nfs
= data
->nfs
;
1890 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1892 if (status
== RPC_STATUS_ERROR
) {
1893 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1894 free_nfs_cb_data(data
);
1897 if (status
== RPC_STATUS_CANCEL
) {
1898 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1899 free_nfs_cb_data(data
);
1904 if (res
->status
!= NFS3_OK
) {
1905 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1906 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1907 free_nfs_cb_data(data
);
1911 data
->cb(0, nfs
, NULL
, data
->private_data
);
1912 free_nfs_cb_data(data
);
1915 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1917 struct nfs_cb_data
*data
;
1918 struct COMMIT3args args
;
1920 data
= malloc(sizeof(struct nfs_cb_data
));
1922 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1925 memset(data
, 0, sizeof(struct nfs_cb_data
));
1928 data
->private_data
= private_data
;
1930 args
.file
= nfsfh
->fh
;
1933 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
1934 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1935 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1936 free_nfs_cb_data(data
);
1948 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1950 struct nfs_cb_data
*data
= private_data
;
1951 struct nfs_context
*nfs
= data
->nfs
;
1954 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1956 if (status
== RPC_STATUS_ERROR
) {
1957 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1958 free_nfs_cb_data(data
);
1961 if (status
== RPC_STATUS_CANCEL
) {
1962 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1963 free_nfs_cb_data(data
);
1968 if (res
->status
!= NFS3_OK
) {
1969 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1970 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1971 free_nfs_cb_data(data
);
1975 data
->cb(0, nfs
, NULL
, data
->private_data
);
1976 free_nfs_cb_data(data
);
1979 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1981 struct nfs_cb_data
*data
;
1984 data
= malloc(sizeof(struct nfs_cb_data
));
1986 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1989 memset(data
, 0, sizeof(struct nfs_cb_data
));
1992 data
->private_data
= private_data
;
1994 memset(&args
, 0, sizeof(SETATTR3args
));
1995 args
.object
= nfsfh
->fh
;
1996 args
.new_attributes
.size
.set_it
= 1;
1997 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1999 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2000 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2001 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2002 free_nfs_cb_data(data
);
2012 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2014 uint64_t offset
= data
->continue_int
;
2017 nfsfh
.fh
= data
->fh
;
2019 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2020 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2021 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2022 free_nfs_cb_data(data
);
2025 free_nfs_cb_data(data
);
2029 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2035 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2036 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2049 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2052 struct nfs_cb_data
*data
= private_data
;
2053 struct nfs_context
*nfs
= data
->nfs
;
2054 char *str
= data
->continue_data
;
2056 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2058 str
= &str
[strlen(str
) + 1];
2060 if (status
== RPC_STATUS_ERROR
) {
2061 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2062 free_nfs_cb_data(data
);
2065 if (status
== RPC_STATUS_CANCEL
) {
2066 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2067 free_nfs_cb_data(data
);
2072 if (res
->status
!= NFS3_OK
) {
2073 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
));
2074 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2075 free_nfs_cb_data(data
);
2079 data
->cb(0, nfs
, NULL
, data
->private_data
);
2080 free_nfs_cb_data(data
);
2083 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2085 char *str
= data
->continue_data
;
2088 str
= &str
[strlen(str
) + 1];
2090 memset(&args
, 0, sizeof(MKDIR3args
));
2091 args
.where
.dir
= data
->fh
;
2092 args
.where
.name
= str
;
2093 args
.attributes
.mode
.set_it
= 1;
2094 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2096 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2097 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2098 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2099 free_nfs_cb_data(data
);
2105 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2110 new_path
= strdup(path
);
2111 if (new_path
== NULL
) {
2112 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2116 ptr
= strrchr(new_path
, '/');
2118 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2123 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2124 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2125 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2139 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2142 struct nfs_cb_data
*data
= private_data
;
2143 struct nfs_context
*nfs
= data
->nfs
;
2144 char *str
= data
->continue_data
;
2146 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2148 str
= &str
[strlen(str
) + 1];
2150 if (status
== RPC_STATUS_ERROR
) {
2151 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2152 free_nfs_cb_data(data
);
2155 if (status
== RPC_STATUS_CANCEL
) {
2156 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2157 free_nfs_cb_data(data
);
2162 if (res
->status
!= NFS3_OK
) {
2163 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
));
2164 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2165 free_nfs_cb_data(data
);
2169 data
->cb(0, nfs
, NULL
, data
->private_data
);
2170 free_nfs_cb_data(data
);
2173 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2175 char *str
= data
->continue_data
;
2178 str
= &str
[strlen(str
) + 1];
2180 args
.object
.dir
= data
->fh
;
2181 args
.object
.name
= str
;
2182 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2183 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2184 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2185 free_nfs_cb_data(data
);
2191 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2196 new_path
= strdup(path
);
2197 if (new_path
== NULL
) {
2198 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2202 ptr
= strrchr(new_path
, '/');
2204 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2209 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2210 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2211 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2224 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2227 struct nfs_cb_data
*data
= private_data
;
2228 struct nfs_context
*nfs
= data
->nfs
;
2229 struct nfsfh
*nfsfh
;
2230 char *str
= data
->continue_data
;
2232 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2234 if (status
== RPC_STATUS_ERROR
) {
2235 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2236 free_nfs_cb_data(data
);
2239 if (status
== RPC_STATUS_CANCEL
) {
2240 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2241 free_nfs_cb_data(data
);
2245 str
= &str
[strlen(str
) + 1];
2247 if (res
->status
!= NFS3_OK
) {
2248 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
));
2249 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2254 nfsfh
= malloc(sizeof(struct nfsfh
));
2255 if (nfsfh
== NULL
) {
2256 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2257 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2258 free_nfs_cb_data(data
);
2261 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2263 /* copy the filehandle */
2264 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2265 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2266 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2268 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2269 free_nfs_cb_data(data
);
2274 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2277 struct nfs_cb_data
*data
= private_data
;
2278 struct nfs_context
*nfs
= data
->nfs
;
2279 char *str
= data
->continue_data
;
2282 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2284 if (status
== RPC_STATUS_ERROR
) {
2285 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2286 free_nfs_cb_data(data
);
2289 if (status
== RPC_STATUS_CANCEL
) {
2290 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2291 free_nfs_cb_data(data
);
2295 str
= &str
[strlen(str
) + 1];
2297 if (res
->status
!= NFS3_OK
) {
2298 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
));
2299 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2300 free_nfs_cb_data(data
);
2304 memset(&args
, 0, sizeof(LOOKUP3args
));
2305 args
.what
.dir
= data
->fh
;
2306 args
.what
.name
= str
;
2308 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2309 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2310 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2311 free_nfs_cb_data(data
);
2317 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2319 char *str
= data
->continue_data
;
2322 str
= &str
[strlen(str
) + 1];
2324 memset(&args
, 0, sizeof(CREATE3args
));
2325 args
.where
.dir
= data
->fh
;
2326 args
.where
.name
= str
;
2327 args
.how
.mode
= UNCHECKED
;
2328 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2329 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2331 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2332 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2333 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2334 free_nfs_cb_data(data
);
2340 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2345 new_path
= strdup(path
);
2346 if (new_path
== NULL
) {
2347 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2351 ptr
= strrchr(new_path
, '/');
2353 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2358 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2359 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2360 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2373 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2376 struct nfs_cb_data
*data
= private_data
;
2377 struct nfs_context
*nfs
= data
->nfs
;
2378 char *str
= data
->continue_data
;
2380 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2382 str
= &str
[strlen(str
) + 1];
2384 if (status
== RPC_STATUS_ERROR
) {
2385 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2386 free_nfs_cb_data(data
);
2389 if (status
== RPC_STATUS_CANCEL
) {
2390 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2391 free_nfs_cb_data(data
);
2396 if (res
->status
!= NFS3_OK
) {
2397 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
));
2398 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2399 free_nfs_cb_data(data
);
2403 data
->cb(0, nfs
, NULL
, data
->private_data
);
2404 free_nfs_cb_data(data
);
2407 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2409 char *str
= data
->continue_data
;
2410 struct REMOVE3args args
;
2412 str
= &str
[strlen(str
) + 1];
2414 args
.object
.dir
= data
->fh
;
2415 args
.object
.name
= str
;
2416 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2417 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2418 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2419 free_nfs_cb_data(data
);
2425 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2430 new_path
= strdup(path
);
2431 if (new_path
== NULL
) {
2432 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2436 ptr
= strrchr(new_path
, '/');
2438 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2443 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2444 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2445 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2456 struct mknod_cb_data
{
2463 static void free_mknod_cb_data(void *ptr
)
2465 struct mknod_cb_data
*data
= ptr
;
2471 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2474 struct nfs_cb_data
*data
= private_data
;
2475 struct nfs_context
*nfs
= data
->nfs
;
2476 char *str
= data
->continue_data
;
2478 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2480 str
= &str
[strlen(str
) + 1];
2482 if (status
== RPC_STATUS_ERROR
) {
2483 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2484 free_nfs_cb_data(data
);
2487 if (status
== RPC_STATUS_CANCEL
) {
2488 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2489 free_nfs_cb_data(data
);
2494 if (res
->status
!= NFS3_OK
) {
2495 rpc_set_error(nfs
->rpc
, "NFS: MKNOD of %s/%s failed with %s(%d)", data
->saved_path
, str
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2496 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2497 free_nfs_cb_data(data
);
2501 data
->cb(0, nfs
, NULL
, data
->private_data
);
2502 free_nfs_cb_data(data
);
2505 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2507 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2508 char *str
= cb_data
->path
;
2511 str
= &str
[strlen(str
) + 1];
2513 args
.where
.dir
= data
->fh
;
2514 args
.where
.name
= str
;
2515 switch (cb_data
->mode
& S_IFMT
) {
2517 args
.what
.type
= NF3CHR
;
2518 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2519 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2520 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2521 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2524 args
.what
.type
= NF3BLK
;
2525 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2526 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2527 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2528 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2530 args
.what
.type
= NF3SOCK
;
2531 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2532 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2535 args
.what
.type
= NF3FIFO
;
2536 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2537 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2540 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2541 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2542 free_nfs_cb_data(data
);
2546 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2547 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2548 free_nfs_cb_data(data
);
2554 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2557 struct mknod_cb_data
*cb_data
;
2559 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2560 if (cb_data
== NULL
) {
2561 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2565 cb_data
->path
= strdup(path
);
2566 if (cb_data
->path
== NULL
) {
2567 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2572 ptr
= strrchr(cb_data
->path
, '/');
2574 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2579 cb_data
->mode
= mode
;
2580 cb_data
->major
= major(dev
);
2581 cb_data
->minor
= minor(dev
);
2583 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2584 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2585 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2586 free_mknod_cb_data(cb_data
);
2597 /* ReadDirPlus Emulation Callback data */
2598 struct rdpe_cb_data
{
2601 struct nfs_cb_data
*data
;
2604 /* ReadDirPlus Emulation LOOKUP Callback data */
2605 struct rdpe_lookup_cb_data
{
2606 struct rdpe_cb_data
*rdpe_cb_data
;
2607 struct nfsdirent
*nfsdirent
;
2610 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2611 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2613 LOOKUP3res
*res
= command_data
;
2614 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2615 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2616 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2617 struct nfsdir
*nfsdir
= data
->continue_data
;
2618 struct nfs_context
*nfs
= data
->nfs
;
2619 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2621 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2623 free(rdpe_lookup_cb_data
);
2625 rdpe_cb_data
->getattrcount
--;
2627 if (status
== RPC_STATUS_ERROR
) {
2628 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2630 if (status
== RPC_STATUS_CANCEL
) {
2631 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2633 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2634 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2636 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2637 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2638 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2640 nfsdirent
->type
= attributes
->type
;
2641 nfsdirent
->mode
= attributes
->mode
;
2642 nfsdirent
->size
= attributes
->size
;
2644 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2645 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2646 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2647 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2648 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2649 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2650 nfsdirent
->uid
= attributes
->uid
;
2651 nfsdirent
->gid
= attributes
->gid
;
2655 if (rdpe_cb_data
->getattrcount
== 0) {
2656 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2657 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2658 nfs_free_nfsdir(nfsdir
);
2660 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2664 data
->continue_data
= NULL
;
2665 free_nfs_cb_data(data
);
2669 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2671 READDIR3res
*res
= command_data
;
2672 struct nfs_cb_data
*data
= private_data
;
2673 struct nfs_context
*nfs
= data
->nfs
;
2674 struct nfsdir
*nfsdir
= data
->continue_data
;
2675 struct nfsdirent
*nfsdirent
;
2676 struct entry3
*entry
;
2677 uint64_t cookie
= 0;
2678 struct rdpe_cb_data
*rdpe_cb_data
;
2680 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2682 if (status
== RPC_STATUS_ERROR
) {
2683 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2684 nfs_free_nfsdir(nfsdir
);
2685 data
->continue_data
= NULL
;
2686 free_nfs_cb_data(data
);
2690 if (status
== RPC_STATUS_CANCEL
) {
2691 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2692 nfs_free_nfsdir(nfsdir
);
2693 data
->continue_data
= NULL
;
2694 free_nfs_cb_data(data
);
2698 if (res
->status
!= NFS3_OK
) {
2699 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
));
2700 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2701 nfs_free_nfsdir(nfsdir
);
2702 data
->continue_data
= NULL
;
2703 free_nfs_cb_data(data
);
2707 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2708 while (entry
!= NULL
) {
2709 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2710 if (nfsdirent
== NULL
) {
2711 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2712 nfs_free_nfsdir(nfsdir
);
2713 data
->continue_data
= NULL
;
2714 free_nfs_cb_data(data
);
2717 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2718 nfsdirent
->name
= strdup(entry
->name
);
2719 if (nfsdirent
->name
== NULL
) {
2720 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2721 nfs_free_nfsdir(nfsdir
);
2722 data
->continue_data
= NULL
;
2723 free_nfs_cb_data(data
);
2726 nfsdirent
->inode
= entry
->fileid
;
2728 nfsdirent
->next
= nfsdir
->entries
;
2729 nfsdir
->entries
= nfsdirent
;
2731 cookie
= entry
->cookie
;
2732 entry
= entry
->nextentry
;
2735 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2738 args
.dir
= data
->fh
;
2739 args
.cookie
= cookie
;
2740 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2743 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2744 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2745 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2746 nfs_free_nfsdir(nfsdir
);
2747 data
->continue_data
= NULL
;
2748 free_nfs_cb_data(data
);
2754 /* steal the dirhandle */
2755 nfsdir
->current
= nfsdir
->entries
;
2757 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2758 rdpe_cb_data
->getattrcount
= 0;
2759 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2760 rdpe_cb_data
->data
= data
;
2761 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2762 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2765 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2766 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2767 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2769 memset(&args
, 0, sizeof(LOOKUP3args
));
2770 args
.what
.dir
= data
->fh
;
2771 args
.what
.name
= nfsdirent
->name
;
2773 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2774 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2776 /* if we have already commands in flight, we cant just stop, we have to wait for the
2777 * commands in flight to complete
2779 if (rdpe_cb_data
->getattrcount
> 0) {
2780 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2781 free(rdpe_lookup_cb_data
);
2785 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2786 nfs_free_nfsdir(nfsdir
);
2787 data
->continue_data
= NULL
;
2788 free_nfs_cb_data(data
);
2789 free(rdpe_lookup_cb_data
);
2793 rdpe_cb_data
->getattrcount
++;
2798 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2800 READDIRPLUS3res
*res
= command_data
;
2801 struct nfs_cb_data
*data
= private_data
;
2802 struct nfs_context
*nfs
= data
->nfs
;
2803 struct nfsdir
*nfsdir
= data
->continue_data
;
2804 struct entryplus3
*entry
;
2805 uint64_t cookie
= 0;
2807 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2809 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2812 args
.dir
= data
->fh
;
2813 args
.cookie
= cookie
;
2814 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2817 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2818 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2819 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2820 nfs_free_nfsdir(nfsdir
);
2821 data
->continue_data
= NULL
;
2822 free_nfs_cb_data(data
);
2828 if (status
== RPC_STATUS_CANCEL
) {
2829 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2830 nfs_free_nfsdir(nfsdir
);
2831 data
->continue_data
= NULL
;
2832 free_nfs_cb_data(data
);
2836 if (res
->status
!= NFS3_OK
) {
2837 rpc_set_error(nfs
->rpc
, "NFS: READDIRPLUS of %s failed with %s(%d)", data
->saved_path
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2838 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2839 nfs_free_nfsdir(nfsdir
);
2840 data
->continue_data
= NULL
;
2841 free_nfs_cb_data(data
);
2845 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2846 while (entry
!= NULL
) {
2847 struct nfsdirent
*nfsdirent
;
2849 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2850 if (nfsdirent
== NULL
) {
2851 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2852 nfs_free_nfsdir(nfsdir
);
2853 data
->continue_data
= NULL
;
2854 free_nfs_cb_data(data
);
2857 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2858 nfsdirent
->name
= strdup(entry
->name
);
2859 if (nfsdirent
->name
== NULL
) {
2860 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2861 nfs_free_nfsdir(nfsdir
);
2862 data
->continue_data
= NULL
;
2863 free_nfs_cb_data(data
);
2866 nfsdirent
->inode
= entry
->fileid
;
2867 if (entry
->name_attributes
.attributes_follow
) {
2868 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2869 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2870 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2872 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2873 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2874 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2875 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2876 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2877 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2878 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2879 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
2882 nfsdirent
->next
= nfsdir
->entries
;
2883 nfsdir
->entries
= nfsdirent
;
2885 cookie
= entry
->cookie
;
2886 entry
= entry
->nextentry
;
2889 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2890 READDIRPLUS3args args
;
2892 args
.dir
= data
->fh
;
2893 args
.cookie
= cookie
;
2894 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2895 args
.dircount
= 8192;
2896 args
.maxcount
= 8192;
2898 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2899 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2900 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2901 nfs_free_nfsdir(nfsdir
);
2902 data
->continue_data
= NULL
;
2903 free_nfs_cb_data(data
);
2909 /* steal the dirhandle */
2910 data
->continue_data
= NULL
;
2911 nfsdir
->current
= nfsdir
->entries
;
2913 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2914 free_nfs_cb_data(data
);
2917 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2919 READDIRPLUS3args args
;
2921 args
.dir
= data
->fh
;
2923 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2924 args
.dircount
= 8192;
2925 args
.maxcount
= 8192;
2926 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2927 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2928 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2929 free_nfs_cb_data(data
);
2935 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2937 struct nfsdir
*nfsdir
;
2939 nfsdir
= malloc(sizeof(struct nfsdir
));
2940 if (nfsdir
== NULL
) {
2941 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2944 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2946 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2947 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2955 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2957 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2959 if (nfsdir
->current
!= NULL
) {
2960 nfsdir
->current
= nfsdir
->current
->next
;
2969 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2971 nfs_free_nfsdir(nfsdir
);
2978 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
2989 struct lseek_cb_data
{
2990 struct nfs_context
*nfs
;
2991 struct nfsfh
*nfsfh
;
2997 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3000 struct lseek_cb_data
*data
= private_data
;
3001 struct nfs_context
*nfs
= data
->nfs
;
3003 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3005 if (status
== RPC_STATUS_ERROR
) {
3006 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3010 if (status
== RPC_STATUS_CANCEL
) {
3011 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3017 if (res
->status
!= NFS3_OK
) {
3018 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3019 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3024 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3025 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3029 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3031 struct lseek_cb_data
*data
;
3032 struct GETATTR3args args
;
3034 if (whence
== SEEK_SET
) {
3035 nfsfh
->offset
= offset
;
3036 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3039 if (whence
== SEEK_CUR
) {
3040 nfsfh
->offset
+= offset
;
3041 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3045 data
= malloc(sizeof(struct lseek_cb_data
));
3047 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3052 data
->nfsfh
= nfsfh
;
3053 data
->offset
= offset
;
3055 data
->private_data
= private_data
;
3057 memset(&args
, 0, sizeof(GETATTR3args
));
3058 args
.object
= nfsfh
->fh
;
3060 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3061 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3074 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3077 struct nfs_cb_data
*data
= private_data
;
3078 struct nfs_context
*nfs
= data
->nfs
;
3079 struct statvfs svfs
;
3081 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3083 if (status
== RPC_STATUS_ERROR
) {
3084 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3085 free_nfs_cb_data(data
);
3088 if (status
== RPC_STATUS_CANCEL
) {
3089 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3090 free_nfs_cb_data(data
);
3095 if (res
->status
!= NFS3_OK
) {
3096 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
));
3097 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3098 free_nfs_cb_data(data
);
3102 svfs
.f_bsize
= 4096;
3103 svfs
.f_frsize
= 4096;
3104 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3105 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3106 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3107 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3108 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3109 #if !defined(ANDROID)
3110 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3113 svfs
.f_namemax
= 256;
3116 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3117 free_nfs_cb_data(data
);
3120 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3124 args
.fsroot
= data
->fh
;
3125 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3126 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3127 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3128 free_nfs_cb_data(data
);
3134 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3136 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3137 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3150 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3153 struct nfs_cb_data
*data
= private_data
;
3154 struct nfs_context
*nfs
= data
->nfs
;
3156 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3158 if (status
== RPC_STATUS_ERROR
) {
3159 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3160 free_nfs_cb_data(data
);
3163 if (status
== RPC_STATUS_CANCEL
) {
3164 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3165 free_nfs_cb_data(data
);
3170 if (res
->status
!= NFS3_OK
) {
3171 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
));
3172 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3173 free_nfs_cb_data(data
);
3178 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3179 free_nfs_cb_data(data
);
3182 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3186 args
.symlink
= data
->fh
;
3188 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3189 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3190 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3191 free_nfs_cb_data(data
);
3197 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3199 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3200 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3213 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3215 struct nfs_cb_data
*data
= private_data
;
3216 struct nfs_context
*nfs
= data
->nfs
;
3219 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3221 if (status
== RPC_STATUS_ERROR
) {
3222 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3223 free_nfs_cb_data(data
);
3226 if (status
== RPC_STATUS_CANCEL
) {
3227 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3228 free_nfs_cb_data(data
);
3233 if (res
->status
!= NFS3_OK
) {
3234 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3235 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3236 free_nfs_cb_data(data
);
3240 data
->cb(0, nfs
, NULL
, data
->private_data
);
3241 free_nfs_cb_data(data
);
3244 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3248 memset(&args
, 0, sizeof(SETATTR3args
));
3249 args
.object
= data
->fh
;
3250 args
.new_attributes
.mode
.set_it
= 1;
3251 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3253 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3254 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3255 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3256 free_nfs_cb_data(data
);
3263 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3265 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3266 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3276 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3278 struct nfs_cb_data
*data
;
3280 data
= malloc(sizeof(struct nfs_cb_data
));
3282 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3285 memset(data
, 0, sizeof(struct nfs_cb_data
));
3288 data
->private_data
= private_data
;
3289 data
->continue_int
= mode
;
3290 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3291 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3292 if (data
->fh
.data
.data_val
== NULL
) {
3293 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3294 free_nfs_cb_data(data
);
3297 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3299 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3300 free_nfs_cb_data(data
);
3312 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3314 struct nfs_cb_data
*data
= private_data
;
3315 struct nfs_context
*nfs
= data
->nfs
;
3318 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3320 if (status
== RPC_STATUS_ERROR
) {
3321 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3322 free_nfs_cb_data(data
);
3325 if (status
== RPC_STATUS_CANCEL
) {
3326 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3327 free_nfs_cb_data(data
);
3332 if (res
->status
!= NFS3_OK
) {
3333 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3334 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3335 free_nfs_cb_data(data
);
3339 data
->cb(0, nfs
, NULL
, data
->private_data
);
3340 free_nfs_cb_data(data
);
3343 struct nfs_chown_data
{
3348 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3351 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3353 memset(&args
, 0, sizeof(SETATTR3args
));
3354 args
.object
= data
->fh
;
3355 if (chown_data
->uid
!= (uid_t
)-1) {
3356 args
.new_attributes
.uid
.set_it
= 1;
3357 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3359 if (chown_data
->gid
!= (gid_t
)-1) {
3360 args
.new_attributes
.gid
.set_it
= 1;
3361 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3364 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3365 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3366 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3367 free_nfs_cb_data(data
);
3374 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3376 struct nfs_chown_data
*chown_data
;
3378 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3379 if (chown_data
== NULL
) {
3380 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3384 chown_data
->uid
= uid
;
3385 chown_data
->gid
= gid
;
3387 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3388 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3399 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3401 struct nfs_cb_data
*data
;
3402 struct nfs_chown_data
*chown_data
;
3404 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3405 if (chown_data
== NULL
) {
3406 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3410 chown_data
->uid
= uid
;
3411 chown_data
->gid
= gid
;
3414 data
= malloc(sizeof(struct nfs_cb_data
));
3416 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3419 memset(data
, 0, sizeof(struct nfs_cb_data
));
3422 data
->private_data
= private_data
;
3423 data
->continue_data
= chown_data
;
3424 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3425 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3426 if (data
->fh
.data
.data_val
== NULL
) {
3427 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3428 free_nfs_cb_data(data
);
3431 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3434 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3435 free_nfs_cb_data(data
);
3449 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3451 struct nfs_cb_data
*data
= private_data
;
3452 struct nfs_context
*nfs
= data
->nfs
;
3455 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3457 if (status
== RPC_STATUS_ERROR
) {
3458 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3459 free_nfs_cb_data(data
);
3462 if (status
== RPC_STATUS_CANCEL
) {
3463 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3464 free_nfs_cb_data(data
);
3469 if (res
->status
!= NFS3_OK
) {
3470 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3471 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3472 free_nfs_cb_data(data
);
3476 data
->cb(0, nfs
, NULL
, data
->private_data
);
3477 free_nfs_cb_data(data
);
3480 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3483 struct timeval
*utimes_data
= data
->continue_data
;
3485 memset(&args
, 0, sizeof(SETATTR3args
));
3486 args
.object
= data
->fh
;
3487 if (utimes_data
!= NULL
) {
3488 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3489 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3490 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3491 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3492 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3493 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3495 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3496 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3499 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3500 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3501 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3502 free_nfs_cb_data(data
);
3509 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3511 struct timeval
*new_times
= NULL
;
3513 if (times
!= NULL
) {
3514 new_times
= malloc(sizeof(struct timeval
)*2);
3515 if (new_times
== NULL
) {
3516 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3520 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3523 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3524 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3534 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3536 struct timeval
*new_times
= NULL
;
3538 if (times
!= NULL
) {
3539 new_times
= malloc(sizeof(struct timeval
)*2);
3540 if (new_times
== NULL
) {
3541 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3545 new_times
[0].tv_sec
= times
->actime
;
3546 new_times
[0].tv_usec
= 0;
3547 new_times
[1].tv_sec
= times
->modtime
;
3548 new_times
[1].tv_usec
= 0;
3551 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3552 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3563 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3566 struct nfs_cb_data
*data
= private_data
;
3567 struct nfs_context
*nfs
= data
->nfs
;
3568 unsigned int nfsmode
= 0;
3570 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3572 if (status
== RPC_STATUS_ERROR
) {
3573 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3574 free_nfs_cb_data(data
);
3577 if (status
== RPC_STATUS_CANCEL
) {
3578 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3579 free_nfs_cb_data(data
);
3584 if (res
->status
!= NFS3_OK
) {
3585 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
));
3586 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3587 free_nfs_cb_data(data
);
3591 if (data
->continue_int
& R_OK
) {
3592 nfsmode
|= ACCESS3_READ
;
3594 if (data
->continue_int
& W_OK
) {
3595 nfsmode
|= ACCESS3_MODIFY
;
3597 if (data
->continue_int
& X_OK
) {
3598 nfsmode
|= ACCESS3_EXECUTE
;
3601 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3602 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3603 nfsmode
&ACCESS3_READ
?'r':'-',
3604 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3605 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3606 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3607 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3608 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3609 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3610 free_nfs_cb_data(data
);
3614 data
->cb(0, nfs
, NULL
, data
->private_data
);
3615 free_nfs_cb_data(data
);
3618 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3623 if (data
->continue_int
& R_OK
) {
3624 nfsmode
|= ACCESS3_READ
;
3626 if (data
->continue_int
& W_OK
) {
3627 nfsmode
|= ACCESS3_MODIFY
;
3629 if (data
->continue_int
& X_OK
) {
3630 nfsmode
|= ACCESS3_EXECUTE
;
3633 memset(&args
, 0, sizeof(ACCESS3args
));
3634 args
.object
= data
->fh
;
3635 args
.access
= nfsmode
;
3637 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3638 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3639 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3640 free_nfs_cb_data(data
);
3646 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3648 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3649 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3661 struct nfs_symlink_data
{
3663 char *newpathparent
;
3664 char *newpathobject
;
3667 static void free_nfs_symlink_data(void *mem
)
3669 struct nfs_symlink_data
*data
= mem
;
3671 if (data
->oldpath
!= NULL
) {
3672 free(data
->oldpath
);
3674 if (data
->newpathparent
!= NULL
) {
3675 free(data
->newpathparent
);
3677 if (data
->newpathobject
!= NULL
) {
3678 free(data
->newpathobject
);
3683 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3686 struct nfs_cb_data
*data
= private_data
;
3687 struct nfs_context
*nfs
= data
->nfs
;
3688 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3690 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3692 if (status
== RPC_STATUS_ERROR
) {
3693 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3694 free_nfs_cb_data(data
);
3697 if (status
== RPC_STATUS_CANCEL
) {
3698 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3699 free_nfs_cb_data(data
);
3704 if (res
->status
!= NFS3_OK
) {
3705 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
));
3706 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3707 free_nfs_cb_data(data
);
3711 data
->cb(0, nfs
, NULL
, data
->private_data
);
3712 free_nfs_cb_data(data
);
3715 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3717 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3720 memset(&args
, 0, sizeof(SYMLINK3args
));
3721 args
.where
.dir
= data
->fh
;
3722 args
.where
.name
= symlink_data
->newpathobject
;
3723 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3724 args
.symlink
.symlink_attributes
.mode
.set_mode3_u
.mode
= S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
;
3725 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3727 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3728 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3729 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3730 free_nfs_cb_data(data
);
3736 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3739 struct nfs_symlink_data
*symlink_data
;
3741 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3742 if (symlink_data
== NULL
) {
3743 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3746 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3748 symlink_data
->oldpath
= strdup(oldpath
);
3749 if (symlink_data
->oldpath
== NULL
) {
3750 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3751 free_nfs_symlink_data(symlink_data
);
3755 symlink_data
->newpathparent
= strdup(newpath
);
3756 if (symlink_data
->newpathparent
== NULL
) {
3757 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3758 free_nfs_symlink_data(symlink_data
);
3762 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3764 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3765 free_nfs_symlink_data(symlink_data
);
3771 symlink_data
->newpathobject
= strdup(ptr
);
3772 if (symlink_data
->newpathobject
== NULL
) {
3773 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3774 free_nfs_symlink_data(symlink_data
);
3778 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3779 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3791 struct nfs_rename_data
{
3794 struct nfs_fh3 olddir
;
3797 struct nfs_fh3 newdir
;
3800 static void free_nfs_rename_data(void *mem
)
3802 struct nfs_rename_data
*data
= mem
;
3804 if (data
->oldpath
!= NULL
) {
3805 free(data
->oldpath
);
3807 if (data
->olddir
.data
.data_val
!= NULL
) {
3808 free(data
->olddir
.data
.data_val
);
3810 if (data
->newpath
!= NULL
) {
3811 free(data
->newpath
);
3813 if (data
->newdir
.data
.data_val
!= NULL
) {
3814 free(data
->newdir
.data
.data_val
);
3819 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3822 struct nfs_cb_data
*data
= private_data
;
3823 struct nfs_context
*nfs
= data
->nfs
;
3824 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3826 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3828 if (status
== RPC_STATUS_ERROR
) {
3829 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3830 free_nfs_cb_data(data
);
3833 if (status
== RPC_STATUS_CANCEL
) {
3834 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3835 free_nfs_cb_data(data
);
3840 if (res
->status
!= NFS3_OK
) {
3841 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
));
3842 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3843 free_nfs_cb_data(data
);
3847 data
->cb(0, nfs
, NULL
, data
->private_data
);
3848 free_nfs_cb_data(data
);
3851 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3853 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3856 /* steal the filehandle */
3857 rename_data
->newdir
= data
->fh
;
3858 data
->fh
.data
.data_val
= NULL
;
3860 args
.from
.dir
= rename_data
->olddir
;
3861 args
.from
.name
= rename_data
->oldobject
;
3862 args
.to
.dir
= rename_data
->newdir
;
3863 args
.to
.name
= rename_data
->newobject
;
3864 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3865 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3866 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3867 free_nfs_cb_data(data
);
3874 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3876 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3878 /* steal the filehandle */
3879 rename_data
->olddir
= data
->fh
;
3880 data
->fh
.data
.data_val
= NULL
;
3882 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) {
3883 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3884 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3885 free_nfs_cb_data(data
);
3888 data
->continue_data
= NULL
;
3889 free_nfs_cb_data(data
);
3895 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3898 struct nfs_rename_data
*rename_data
;
3900 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3901 if (rename_data
== NULL
) {
3902 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3905 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3907 rename_data
->oldpath
= strdup(oldpath
);
3908 if (rename_data
->oldpath
== NULL
) {
3909 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3910 free_nfs_rename_data(rename_data
);
3913 ptr
= strrchr(rename_data
->oldpath
, '/');
3915 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3916 free_nfs_rename_data(rename_data
);
3921 rename_data
->oldobject
= ptr
;
3924 rename_data
->newpath
= strdup(newpath
);
3925 if (rename_data
->newpath
== NULL
) {
3926 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3927 free_nfs_rename_data(rename_data
);
3930 ptr
= strrchr(rename_data
->newpath
, '/');
3932 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3933 free_nfs_rename_data(rename_data
);
3938 rename_data
->newobject
= ptr
;
3941 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3942 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3953 struct nfs_link_data
{
3955 struct nfs_fh3 oldfh
;
3958 struct nfs_fh3 newdir
;
3961 static void free_nfs_link_data(void *mem
)
3963 struct nfs_link_data
*data
= mem
;
3965 if (data
->oldpath
!= NULL
) {
3966 free(data
->oldpath
);
3968 if (data
->oldfh
.data
.data_val
!= NULL
) {
3969 free(data
->oldfh
.data
.data_val
);
3971 if (data
->newpath
!= NULL
) {
3972 free(data
->newpath
);
3974 if (data
->newdir
.data
.data_val
!= NULL
) {
3975 free(data
->newdir
.data
.data_val
);
3980 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3983 struct nfs_cb_data
*data
= private_data
;
3984 struct nfs_context
*nfs
= data
->nfs
;
3985 struct nfs_link_data
*link_data
= data
->continue_data
;
3987 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3989 if (status
== RPC_STATUS_ERROR
) {
3990 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3991 free_nfs_cb_data(data
);
3994 if (status
== RPC_STATUS_CANCEL
) {
3995 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3996 free_nfs_cb_data(data
);
4001 if (res
->status
!= NFS3_OK
) {
4002 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
));
4003 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4004 free_nfs_cb_data(data
);
4008 data
->cb(0, nfs
, NULL
, data
->private_data
);
4009 free_nfs_cb_data(data
);
4012 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4014 struct nfs_link_data
*link_data
= data
->continue_data
;
4017 /* steal the filehandle */
4018 link_data
->newdir
= data
->fh
;
4019 data
->fh
.data
.data_val
= NULL
;
4021 memset(&args
, 0, sizeof(LINK3args
));
4022 args
.file
= link_data
->oldfh
;
4023 args
.link
.dir
= link_data
->newdir
;
4024 args
.link
.name
= link_data
->newobject
;
4025 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4026 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4027 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4028 free_nfs_cb_data(data
);
4035 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4037 struct nfs_link_data
*link_data
= data
->continue_data
;
4039 /* steal the filehandle */
4040 link_data
->oldfh
= data
->fh
;
4041 data
->fh
.data
.data_val
= NULL
;
4043 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) {
4044 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4045 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4046 free_nfs_cb_data(data
);
4049 data
->continue_data
= NULL
;
4050 free_nfs_cb_data(data
);
4056 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4059 struct nfs_link_data
*link_data
;
4061 link_data
= malloc(sizeof(struct nfs_link_data
));
4062 if (link_data
== NULL
) {
4063 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4066 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4068 link_data
->oldpath
= strdup(oldpath
);
4069 if (link_data
->oldpath
== NULL
) {
4070 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4071 free_nfs_link_data(link_data
);
4075 link_data
->newpath
= strdup(newpath
);
4076 if (link_data
->newpath
== NULL
) {
4077 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4078 free_nfs_link_data(link_data
);
4081 ptr
= strrchr(link_data
->newpath
, '/');
4083 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4084 free_nfs_link_data(link_data
);
4089 link_data
->newobject
= ptr
;
4092 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4093 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4101 //qqq replace later with lseek()
4102 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4104 return nfsfh
->offset
;
4110 * Get the maximum supported READ3 size by the server
4112 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4114 return nfs
->readmax
;
4118 * Get the maximum supported WRITE3 size by the server
4120 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4122 return nfs
->writemax
;
4125 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4126 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4129 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4130 rpc_set_uid(nfs
->rpc
, uid
);
4133 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4134 rpc_set_gid(nfs
->rpc
, gid
);
4137 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4142 va_start(ap
, error_string
);
4144 vsnprintf(str
, 1024, error_string
, ap
);
4145 if (nfs
->rpc
->error_string
!= NULL
) {
4146 free(nfs
->rpc
->error_string
);
4148 nfs
->rpc
->error_string
= str
;
4154 struct mount_cb_data
{
4160 static void free_mount_cb_data(struct mount_cb_data
*data
)
4162 if (data
->server
!= NULL
) {
4164 data
->server
= NULL
;
4170 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4172 struct mount_cb_data
*data
= private_data
;
4174 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4176 if (status
== RPC_STATUS_ERROR
) {
4177 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4178 free_mount_cb_data(data
);
4181 if (status
== RPC_STATUS_CANCEL
) {
4182 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4183 free_mount_cb_data(data
);
4187 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4188 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4189 rpc_set_error(rpc
, "Failed to disconnect\n");
4191 free_mount_cb_data(data
);
4194 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4196 struct mount_cb_data
*data
= private_data
;
4198 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4200 /* Dont want any more callbacks even if the socket is closed */
4201 rpc
->connect_cb
= NULL
;
4203 if (status
== RPC_STATUS_ERROR
) {
4204 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4205 free_mount_cb_data(data
);
4208 if (status
== RPC_STATUS_CANCEL
) {
4209 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4210 free_mount_cb_data(data
);
4214 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4215 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4216 free_mount_cb_data(data
);
4221 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4223 struct mount_cb_data
*data
= private_data
;
4224 uint32_t mount_port
;
4226 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4228 if (status
== RPC_STATUS_ERROR
) {
4229 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4230 free_mount_cb_data(data
);
4233 if (status
== RPC_STATUS_CANCEL
) {
4234 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4235 free_mount_cb_data(data
);
4239 mount_port
= *(uint32_t *)command_data
;
4240 if (mount_port
== 0) {
4241 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4242 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4243 free_mount_cb_data(data
);
4247 rpc_disconnect(rpc
, "normal disconnect");
4248 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4249 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4250 free_mount_cb_data(data
);
4255 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4257 struct mount_cb_data
*data
= private_data
;
4259 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4261 if (status
== RPC_STATUS_ERROR
) {
4262 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4263 free_mount_cb_data(data
);
4266 if (status
== RPC_STATUS_CANCEL
) {
4267 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4268 free_mount_cb_data(data
);
4272 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4273 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4274 free_mount_cb_data(data
);
4279 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4281 struct mount_cb_data
*data
= private_data
;
4283 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4285 /* Dont want any more callbacks even if the socket is closed */
4286 rpc
->connect_cb
= NULL
;
4288 if (status
== RPC_STATUS_ERROR
) {
4289 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4290 free_mount_cb_data(data
);
4293 if (status
== RPC_STATUS_CANCEL
) {
4294 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4295 free_mount_cb_data(data
);
4299 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4300 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4301 free_mount_cb_data(data
);
4306 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4308 struct mount_cb_data
*data
;
4310 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4312 data
= malloc(sizeof(struct mount_cb_data
));
4316 memset(data
, 0, sizeof(struct mount_cb_data
));
4318 data
->private_data
= private_data
;
4319 data
->server
= strdup(server
);
4320 if (data
->server
== NULL
) {
4321 free_mount_cb_data(data
);
4324 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4325 free_mount_cb_data(data
);
4332 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4334 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4338 const char *nfs_get_server(struct nfs_context
*nfs
) {
4342 const char *nfs_get_export(struct nfs_context
*nfs
) {
4346 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4347 return &nfs
->rootfh
;
4350 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {