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
;
98 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
100 while (nfsdir
->entries
) {
101 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
102 if (nfsdir
->entries
->name
!= NULL
) {
103 free(nfsdir
->entries
->name
);
105 free(nfsdir
->entries
);
106 nfsdir
->entries
= dirent
;
112 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
115 struct nfs_context
*nfs
;
117 char *saved_path
, *path
;
122 continue_func continue_cb
;
124 void (*free_continue_data
)(void *);
129 /* for multi-read/write calls. */
133 uint64_t start_offset
, max_offset
;
137 struct nfs_mcb_data
{
138 struct nfs_cb_data
*data
;
143 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 struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, char *url
, int dir
, int incomplete
)
178 struct nfs_url
*urls
;
179 char *strp
, *flagsp
, *strp2
;
181 if (strncmp(url
, "nfs://", 6)) {
182 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
186 urls
= malloc(sizeof(struct nfs_url
));
188 rpc_set_error(nfs
->rpc
, "Out of memory");
192 urls
->server
= strdup(url
+ 6);
193 if (urls
->server
== NULL
) {
194 nfs_destroy_url(urls
);
195 rpc_set_error(nfs
->rpc
, "Out of memory");
199 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
200 urls
->server
[0] == '?') {
202 flagsp
= strchr(urls
->server
, '?');
205 nfs_destroy_url(urls
);
206 rpc_set_error(nfs
->rpc
, "Invalid server string");
210 strp
= strchr(urls
->server
, '/');
213 flagsp
= strchr(urls
->server
, '?');
216 nfs_destroy_url(urls
);
217 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
221 urls
->path
= strdup(strp
);
222 if (urls
->path
== NULL
) {
223 nfs_destroy_url(urls
);
224 rpc_set_error(nfs
->rpc
, "Out of memory");
230 flagsp
= strchr(urls
->path
, '?');
234 strp
= strrchr(urls
->path
, '/');
237 flagsp
= strchr(urls
->path
, '?');
240 nfs_destroy_url(urls
);
241 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
244 urls
->file
= strdup(strp
);
245 if (urls
->path
== NULL
) {
246 nfs_destroy_url(urls
);
247 rpc_set_error(nfs
->rpc
, "Out of memory");
251 flagsp
= strchr(urls
->file
, '?');
258 if (urls
->file
&& !strlen(urls
->file
)) {
262 nfs_destroy_url(urls
);
263 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
268 if (urls
->server
&& strlen(urls
->server
) <= 1) {
273 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
275 flagsp
= strchr(strp
, '&');
279 strp2
= strchr(strp
, '=');
283 if (!strncmp(strp
, "tcp-syncnt", 10)) {
284 rpc_set_tcp_syncnt(nfs
->rpc
, atoi(strp2
));
292 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
294 return nfs_parse_url(nfs
, url
, 0, 0);
297 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
299 return nfs_parse_url(nfs
, url
, 1, 0);
302 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
304 return nfs_parse_url(nfs
, url
, 0, 1);
308 void nfs_destroy_url(struct nfs_url
*url
)
318 struct nfs_context
*nfs_init_context(void)
320 struct nfs_context
*nfs
;
322 nfs
= malloc(sizeof(struct nfs_context
));
326 nfs
->rpc
= rpc_init_context();
327 if (nfs
->rpc
== NULL
) {
335 nfs
->rootfh
.data
.data_len
= 0;
336 nfs
->rootfh
.data
.data_val
= NULL
;
341 void nfs_destroy_context(struct nfs_context
*nfs
)
343 rpc_destroy_context(nfs
->rpc
);
356 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
357 free(nfs
->rootfh
.data
.data_val
);
358 nfs
->rootfh
.data
.data_val
= NULL
;
373 void free_rpc_cb_data(struct rpc_cb_data
*data
)
380 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
382 struct rpc_cb_data
*data
= private_data
;
384 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
386 /* Dont want any more callbacks even if the socket is closed */
387 rpc
->connect_cb
= NULL
;
389 if (status
== RPC_STATUS_ERROR
) {
390 data
->cb(rpc
, status
, command_data
, data
->private_data
);
391 free_rpc_cb_data(data
);
394 if (status
== RPC_STATUS_CANCEL
) {
395 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
396 free_rpc_cb_data(data
);
400 data
->cb(rpc
, status
, NULL
, data
->private_data
);
401 free_rpc_cb_data(data
);
404 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
406 struct rpc_cb_data
*data
= private_data
;
409 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
411 if (status
== RPC_STATUS_ERROR
) {
412 data
->cb(rpc
, status
, command_data
, data
->private_data
);
413 free_rpc_cb_data(data
);
416 if (status
== RPC_STATUS_CANCEL
) {
417 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
418 free_rpc_cb_data(data
);
422 rpc_port
= *(uint32_t *)command_data
;
424 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
425 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
426 free_rpc_cb_data(data
);
430 rpc_disconnect(rpc
, "normal disconnect");
431 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
432 data
->cb(rpc
, status
, command_data
, data
->private_data
);
433 free_rpc_cb_data(data
);
438 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
440 struct rpc_cb_data
*data
= private_data
;
442 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
444 if (status
== RPC_STATUS_ERROR
) {
445 data
->cb(rpc
, status
, command_data
, data
->private_data
);
446 free_rpc_cb_data(data
);
449 if (status
== RPC_STATUS_CANCEL
) {
450 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
451 free_rpc_cb_data(data
);
455 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
456 data
->cb(rpc
, status
, command_data
, data
->private_data
);
457 free_rpc_cb_data(data
);
462 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
464 struct rpc_cb_data
*data
= private_data
;
466 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
468 /* Dont want any more callbacks even if the socket is closed */
469 rpc
->connect_cb
= NULL
;
471 if (status
== RPC_STATUS_ERROR
) {
472 data
->cb(rpc
, status
, command_data
, data
->private_data
);
473 free_rpc_cb_data(data
);
476 if (status
== RPC_STATUS_CANCEL
) {
477 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
478 free_rpc_cb_data(data
);
482 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
483 data
->cb(rpc
, status
, command_data
, data
->private_data
);
484 free_rpc_cb_data(data
);
489 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
491 struct rpc_cb_data
*data
;
493 data
= malloc(sizeof(struct rpc_cb_data
));
497 memset(data
, 0, sizeof(struct rpc_cb_data
));
498 data
->server
= strdup(server
);
499 data
->program
= program
;
500 data
->version
= version
;
503 data
->private_data
= private_data
;
505 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
506 rpc_set_error(rpc
, "Failed to start connection");
507 free_rpc_cb_data(data
);
513 void free_nfs_cb_data(struct nfs_cb_data
*data
)
515 if (data
->saved_path
!= NULL
) {
516 free(data
->saved_path
);
517 data
->saved_path
= NULL
;
520 if (data
->continue_data
!= NULL
) {
521 data
->free_continue_data(data
->continue_data
);
522 data
->continue_data
= NULL
;
525 if (data
->fh
.data
.data_val
!= NULL
) {
526 free(data
->fh
.data
.data_val
);
527 data
->fh
.data
.data_val
= NULL
;
530 if (data
->buffer
!= NULL
) {
542 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
544 struct nfs_cb_data
*data
= private_data
;
545 struct nfs_context
*nfs
= data
->nfs
;
547 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
549 if (status
== RPC_STATUS_ERROR
) {
550 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
551 free_nfs_cb_data(data
);
554 if (status
== RPC_STATUS_CANCEL
) {
555 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
556 free_nfs_cb_data(data
);
560 data
->cb(0, nfs
, NULL
, data
->private_data
);
561 free_nfs_cb_data(data
);
564 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
566 struct nfs_cb_data
*data
= private_data
;
567 struct nfs_context
*nfs
= data
->nfs
;
568 FSINFO3res
*res
= command_data
;
570 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
572 if (status
== RPC_STATUS_ERROR
) {
573 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
574 free_nfs_cb_data(data
);
577 if (status
== RPC_STATUS_CANCEL
) {
578 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
579 free_nfs_cb_data(data
);
583 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
584 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
586 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
587 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
588 free_nfs_cb_data(data
);
593 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
595 struct nfs_cb_data
*data
= private_data
;
596 struct nfs_context
*nfs
= data
->nfs
;
598 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
600 if (status
== RPC_STATUS_ERROR
) {
601 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
602 free_nfs_cb_data(data
);
605 if (status
== RPC_STATUS_CANCEL
) {
606 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
607 free_nfs_cb_data(data
);
611 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
612 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
613 free_nfs_cb_data(data
);
619 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
621 struct nfs_cb_data
*data
= private_data
;
622 struct nfs_context
*nfs
= data
->nfs
;
624 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
626 /* Dont want any more callbacks even if the socket is closed */
627 rpc
->connect_cb
= NULL
;
629 if (status
== RPC_STATUS_ERROR
) {
630 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
631 free_nfs_cb_data(data
);
634 if (status
== RPC_STATUS_CANCEL
) {
635 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
636 free_nfs_cb_data(data
);
640 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
641 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
642 free_nfs_cb_data(data
);
648 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
650 struct nfs_cb_data
*data
= private_data
;
651 struct nfs_context
*nfs
= data
->nfs
;
654 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
656 if (status
== RPC_STATUS_ERROR
) {
657 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
658 free_nfs_cb_data(data
);
661 if (status
== RPC_STATUS_CANCEL
) {
662 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
663 free_nfs_cb_data(data
);
668 if (res
->fhs_status
!= MNT3_OK
) {
669 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
));
670 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
671 free_nfs_cb_data(data
);
675 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
676 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
677 if (nfs
->rootfh
.data
.data_val
== NULL
) {
678 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
679 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
680 free_nfs_cb_data(data
);
683 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
685 rpc_disconnect(rpc
, "normal disconnect");
686 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
687 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
688 free_nfs_cb_data(data
);
691 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
692 rpc_set_autoreconnect(rpc
);
696 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
698 struct nfs_cb_data
*data
= private_data
;
699 struct nfs_context
*nfs
= data
->nfs
;
701 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
703 if (status
== RPC_STATUS_ERROR
) {
704 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
705 free_nfs_cb_data(data
);
708 if (status
== RPC_STATUS_CANCEL
) {
709 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
710 free_nfs_cb_data(data
);
714 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
715 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
716 free_nfs_cb_data(data
);
721 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
723 struct nfs_cb_data
*data
= private_data
;
724 struct nfs_context
*nfs
= data
->nfs
;
726 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
728 /* Dont want any more callbacks even if the socket is closed */
729 rpc
->connect_cb
= NULL
;
731 if (status
== RPC_STATUS_ERROR
) {
732 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
733 free_nfs_cb_data(data
);
736 if (status
== RPC_STATUS_CANCEL
) {
737 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
738 free_nfs_cb_data(data
);
742 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
743 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
744 free_nfs_cb_data(data
);
749 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
751 struct nfs_cb_data
*data
= private_data
;
752 struct nfs_context
*nfs
= data
->nfs
;
755 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
757 if (status
== RPC_STATUS_ERROR
) {
758 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
759 free_nfs_cb_data(data
);
762 if (status
== RPC_STATUS_CANCEL
) {
763 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
764 free_nfs_cb_data(data
);
768 mount_port
= *(uint32_t *)command_data
;
769 if (mount_port
== 0) {
770 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
771 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
772 free_nfs_cb_data(data
);
776 rpc_disconnect(rpc
, "normal disconnect");
777 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
778 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
779 free_nfs_cb_data(data
);
785 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
787 struct nfs_cb_data
*data
= private_data
;
788 struct nfs_context
*nfs
= data
->nfs
;
790 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
792 if (status
== RPC_STATUS_ERROR
) {
793 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
794 free_nfs_cb_data(data
);
797 if (status
== RPC_STATUS_CANCEL
) {
798 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
799 free_nfs_cb_data(data
);
803 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
804 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
805 free_nfs_cb_data(data
);
810 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
812 struct nfs_cb_data
*data
= private_data
;
813 struct nfs_context
*nfs
= data
->nfs
;
815 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
817 /* Dont want any more callbacks even if the socket is closed */
818 rpc
->connect_cb
= NULL
;
820 if (status
== RPC_STATUS_ERROR
) {
821 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
822 free_nfs_cb_data(data
);
825 if (status
== RPC_STATUS_CANCEL
) {
826 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
827 free_nfs_cb_data(data
);
831 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
832 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
833 free_nfs_cb_data(data
);
839 * Async call for mounting an nfs share and geting the root filehandle
841 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
843 struct nfs_cb_data
*data
;
844 char *new_server
, *new_export
;
846 data
= malloc(sizeof(struct nfs_cb_data
));
848 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
851 memset(data
, 0, sizeof(struct nfs_cb_data
));
852 new_server
= strdup(server
);
853 new_export
= strdup(export
);
854 if (nfs
->server
!= NULL
) {
857 nfs
->server
= new_server
;
858 if (nfs
->export
!= NULL
) {
861 nfs
->export
= new_export
;
864 data
->private_data
= private_data
;
866 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
867 rpc_set_error(nfs
->rpc
, "Failed to start connection");
868 free_nfs_cb_data(data
);
878 * Functions to first look up a path, component by component, and then finally call a specific function once
879 * the filehandle for the final component is found.
881 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
883 struct nfs_cb_data
*data
= private_data
;
884 struct nfs_context
*nfs
= data
->nfs
;
887 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
889 if (status
== RPC_STATUS_ERROR
) {
890 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
891 free_nfs_cb_data(data
);
894 if (status
== RPC_STATUS_CANCEL
) {
895 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
896 free_nfs_cb_data(data
);
901 if (res
->status
!= NFS3_OK
) {
902 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
));
903 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
904 free_nfs_cb_data(data
);
908 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
909 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
910 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
911 free_nfs_cb_data(data
);
916 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
920 while (*data
->path
== '/') {
925 str
= strchr(path
, '/');
930 while (*data
->path
!= 0) {
936 data
->fh
.data
.data_len
= fh
->data
.data_len
;
937 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
938 if (data
->fh
.data
.data_val
== NULL
) {
939 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
940 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
941 free_nfs_cb_data(data
);
944 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
945 data
->continue_cb(nfs
, data
);
949 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
950 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
951 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
952 free_nfs_cb_data(data
);
958 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
)
960 struct nfs_cb_data
*data
;
962 if (path
[0] != 0 && path
[0] != '/') {
963 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
967 data
= malloc(sizeof(struct nfs_cb_data
));
969 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
972 memset(data
, 0, sizeof(struct nfs_cb_data
));
975 data
->continue_cb
= continue_cb
;
976 data
->continue_data
= continue_data
;
977 data
->free_continue_data
= free_continue_data
;
978 data
->continue_int
= continue_int
;
979 data
->private_data
= private_data
;
980 data
->saved_path
= strdup(path
);
981 if (data
->saved_path
== NULL
) {
982 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
983 free_nfs_cb_data(data
);
986 data
->path
= data
->saved_path
;
988 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
989 /* return 0 here since the callback will be invoked if there is a failure */
1002 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1005 struct nfs_cb_data
*data
= private_data
;
1006 struct nfs_context
*nfs
= data
->nfs
;
1009 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1011 if (status
== RPC_STATUS_ERROR
) {
1012 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1013 free_nfs_cb_data(data
);
1016 if (status
== RPC_STATUS_CANCEL
) {
1017 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1018 free_nfs_cb_data(data
);
1023 if (res
->status
!= NFS3_OK
) {
1024 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
));
1025 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1026 free_nfs_cb_data(data
);
1031 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1032 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1033 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1034 st
.st_mode
|= S_IFDIR
;
1036 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1037 st
.st_mode
|= S_IFREG
;
1039 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1040 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1041 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1043 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1045 st
.st_blksize
= 4096;
1046 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1048 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1049 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1050 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1052 data
->cb(0, nfs
, &st
, data
->private_data
);
1053 free_nfs_cb_data(data
);
1056 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1058 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
1059 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1060 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1061 free_nfs_cb_data(data
);
1067 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1069 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1070 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1084 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1087 struct nfs_cb_data
*data
= private_data
;
1088 struct nfs_context
*nfs
= data
->nfs
;
1089 struct nfsfh
*nfsfh
;
1090 unsigned int nfsmode
= 0;
1092 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1094 if (status
== RPC_STATUS_ERROR
) {
1095 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1096 free_nfs_cb_data(data
);
1099 if (status
== RPC_STATUS_CANCEL
) {
1100 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1101 free_nfs_cb_data(data
);
1106 if (res
->status
!= NFS3_OK
) {
1107 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
));
1108 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1109 free_nfs_cb_data(data
);
1113 if (data
->continue_int
& O_WRONLY
) {
1114 nfsmode
|= ACCESS3_MODIFY
;
1116 if (data
->continue_int
& O_RDWR
) {
1117 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1119 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1120 nfsmode
|= ACCESS3_READ
;
1124 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1125 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1126 nfsmode
&ACCESS3_READ
?'r':'-',
1127 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1128 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1129 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1130 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1131 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1132 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1133 free_nfs_cb_data(data
);
1137 nfsfh
= malloc(sizeof(struct nfsfh
));
1138 if (nfsfh
== NULL
) {
1139 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1140 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1141 free_nfs_cb_data(data
);
1144 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1146 if (data
->continue_int
& O_SYNC
) {
1150 /* steal the filehandle */
1151 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1152 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1153 data
->fh
.data
.data_val
= NULL
;
1155 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1156 free_nfs_cb_data(data
);
1159 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1163 if (data
->continue_int
& O_WRONLY
) {
1164 nfsmode
|= ACCESS3_MODIFY
;
1166 if (data
->continue_int
& O_RDWR
) {
1167 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1169 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1170 nfsmode
|= ACCESS3_READ
;
1173 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
1174 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1175 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1176 free_nfs_cb_data(data
);
1182 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1184 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1185 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1199 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1201 struct nfs_cb_data
*data
= private_data
;
1202 struct nfs_context
*nfs
= data
->nfs
;
1205 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1207 if (status
== RPC_STATUS_ERROR
) {
1208 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1209 free_nfs_cb_data(data
);
1212 if (status
== RPC_STATUS_CANCEL
) {
1213 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1214 free_nfs_cb_data(data
);
1219 if (res
->status
!= NFS3_OK
) {
1220 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1221 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1222 free_nfs_cb_data(data
);
1226 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1227 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1228 free_nfs_cb_data(data
);
1231 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1233 struct nfs_mcb_data
*mdata
= private_data
;
1234 struct nfs_cb_data
*data
= mdata
->data
;
1235 struct nfs_context
*nfs
= data
->nfs
;
1238 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1242 if (status
== RPC_STATUS_ERROR
) {
1243 /* flag the failure but do not invoke callback until we have received all responses */
1246 if (status
== RPC_STATUS_CANCEL
) {
1247 /* flag the cancellation but do not invoke callback until we have received all responses */
1251 /* reassemble the data into the buffer */
1252 if (status
== RPC_STATUS_SUCCESS
) {
1254 if (res
->status
!= NFS3_OK
) {
1255 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1258 if (res
->READ3res_u
.resok
.count
> 0) {
1259 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1260 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1261 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1267 if (data
->num_calls
> 0) {
1268 /* still waiting for more replies */
1273 if (data
->error
!= 0) {
1274 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1275 free_nfs_cb_data(data
);
1279 if (data
->cancel
!= 0) {
1280 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1281 free_nfs_cb_data(data
);
1286 data
->nfsfh
->offset
= data
->max_offset
;
1287 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1289 free_nfs_cb_data(data
);
1293 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1295 struct nfs_cb_data
*data
;
1297 data
= malloc(sizeof(struct nfs_cb_data
));
1299 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1302 memset(data
, 0, sizeof(struct nfs_cb_data
));
1305 data
->private_data
= private_data
;
1306 data
->nfsfh
= nfsfh
;
1308 nfsfh
->offset
= offset
;
1310 if (count
<= nfs_get_readmax(nfs
)) {
1311 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
1312 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1313 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1314 free_nfs_cb_data(data
);
1320 /* trying to read more than maximum server read size, we has to chop it up into smaller
1321 * reads and collect into a reassembly buffer.
1322 * we send all reads in parallel so that performance is still good.
1324 data
->max_offset
= offset
;
1325 data
->start_offset
= offset
;
1327 data
->buffer
= malloc(count
);
1328 if (data
->buffer
== NULL
) {
1329 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1330 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1331 free_nfs_cb_data(data
);
1336 uint64_t readcount
= count
;
1337 struct nfs_mcb_data
*mdata
;
1339 if (readcount
> nfs_get_readmax(nfs
)) {
1340 readcount
= nfs_get_readmax(nfs
);
1343 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1344 if (mdata
== NULL
) {
1345 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1348 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1350 mdata
->offset
= offset
;
1351 mdata
->count
= readcount
;
1352 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
1353 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1354 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1360 offset
+= readcount
;
1370 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1372 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1380 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1382 struct nfs_cb_data
*data
= private_data
;
1383 struct nfs_context
*nfs
= data
->nfs
;
1386 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1388 if (status
== RPC_STATUS_ERROR
) {
1389 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1390 free_nfs_cb_data(data
);
1393 if (status
== RPC_STATUS_CANCEL
) {
1394 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1395 free_nfs_cb_data(data
);
1400 if (res
->status
!= NFS3_OK
) {
1401 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1402 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1403 free_nfs_cb_data(data
);
1407 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1408 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1409 free_nfs_cb_data(data
);
1412 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1414 struct nfs_mcb_data
*mdata
= private_data
;
1415 struct nfs_cb_data
*data
= mdata
->data
;
1416 struct nfs_context
*nfs
= data
->nfs
;
1419 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1423 if (status
== RPC_STATUS_ERROR
) {
1424 /* flag the failure but do not invoke callback until we have received all responses */
1427 if (status
== RPC_STATUS_CANCEL
) {
1428 /* flag the cancellation but do not invoke callback until we have received all responses */
1432 if (status
== RPC_STATUS_SUCCESS
) {
1434 if (res
->status
!= NFS3_OK
) {
1435 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1438 if (res
->WRITE3res_u
.resok
.count
> 0) {
1439 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1440 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1446 if (data
->num_calls
> 0) {
1447 /* still waiting for more replies */
1452 if (data
->error
!= 0) {
1453 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1454 free_nfs_cb_data(data
);
1458 if (data
->cancel
!= 0) {
1459 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1460 free_nfs_cb_data(data
);
1465 data
->nfsfh
->offset
= data
->max_offset
;
1466 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1468 free_nfs_cb_data(data
);
1473 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
)
1475 struct nfs_cb_data
*data
;
1477 data
= malloc(sizeof(struct nfs_cb_data
));
1479 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1482 memset(data
, 0, sizeof(struct nfs_cb_data
));
1485 data
->private_data
= private_data
;
1486 data
->nfsfh
= nfsfh
;
1488 nfsfh
->offset
= offset
;
1490 if (count
<= nfs_get_writemax(nfs
)) {
1491 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1492 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1493 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1494 free_nfs_cb_data(data
);
1500 /* trying to write more than maximum server write size, we has to chop it up into smaller
1502 * we send all writes in parallel so that performance is still good.
1504 data
->max_offset
= offset
;
1505 data
->start_offset
= offset
;
1508 uint64_t writecount
= count
;
1509 struct nfs_mcb_data
*mdata
;
1511 if (writecount
> nfs_get_writemax(nfs
)) {
1512 writecount
= nfs_get_writemax(nfs
);
1515 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1516 if (mdata
== NULL
) {
1517 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1520 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1522 mdata
->offset
= offset
;
1523 mdata
->count
= writecount
;
1525 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &nfsfh
->fh
, &buf
[offset
- data
->start_offset
], offset
, writecount
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, mdata
) != 0) {
1526 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1527 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1532 count
-= writecount
;
1533 offset
+= writecount
;
1543 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1545 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1555 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1557 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1558 free(nfsfh
->fh
.data
.data_val
);
1559 nfsfh
->fh
.data
.data_val
= NULL
;
1563 cb(0, nfs
, NULL
, private_data
);
1574 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1576 struct nfs_cb_data
*data
;
1578 data
= malloc(sizeof(struct nfs_cb_data
));
1580 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1583 memset(data
, 0, sizeof(struct nfs_cb_data
));
1586 data
->private_data
= private_data
;
1588 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1589 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1590 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1591 free_nfs_cb_data(data
);
1602 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1604 struct nfs_cb_data
*data
= private_data
;
1605 struct nfs_context
*nfs
= data
->nfs
;
1608 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1610 if (status
== RPC_STATUS_ERROR
) {
1611 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1612 free_nfs_cb_data(data
);
1615 if (status
== RPC_STATUS_CANCEL
) {
1616 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1617 free_nfs_cb_data(data
);
1622 if (res
->status
!= NFS3_OK
) {
1623 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1624 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1625 free_nfs_cb_data(data
);
1629 data
->cb(0, nfs
, NULL
, data
->private_data
);
1630 free_nfs_cb_data(data
);
1633 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1635 struct nfs_cb_data
*data
;
1637 data
= malloc(sizeof(struct nfs_cb_data
));
1639 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1642 memset(data
, 0, sizeof(struct nfs_cb_data
));
1645 data
->private_data
= private_data
;
1647 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1648 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1649 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1650 free_nfs_cb_data(data
);
1662 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1664 struct nfs_cb_data
*data
= private_data
;
1665 struct nfs_context
*nfs
= data
->nfs
;
1668 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1670 if (status
== RPC_STATUS_ERROR
) {
1671 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1672 free_nfs_cb_data(data
);
1675 if (status
== RPC_STATUS_CANCEL
) {
1676 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1677 free_nfs_cb_data(data
);
1682 if (res
->status
!= NFS3_OK
) {
1683 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1684 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1685 free_nfs_cb_data(data
);
1689 data
->cb(0, nfs
, NULL
, data
->private_data
);
1690 free_nfs_cb_data(data
);
1693 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1695 struct nfs_cb_data
*data
;
1698 data
= malloc(sizeof(struct nfs_cb_data
));
1700 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1703 memset(data
, 0, sizeof(struct nfs_cb_data
));
1706 data
->private_data
= private_data
;
1708 memset(&args
, 0, sizeof(SETATTR3args
));
1709 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1710 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1711 args
.new_attributes
.size
.set_it
= 1;
1712 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1714 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1715 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1716 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1717 free_nfs_cb_data(data
);
1727 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1729 uint64_t offset
= data
->continue_int
;
1732 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1733 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1735 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1736 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1737 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1738 free_nfs_cb_data(data
);
1741 free_nfs_cb_data(data
);
1745 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1751 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1752 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1765 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1768 struct nfs_cb_data
*data
= private_data
;
1769 struct nfs_context
*nfs
= data
->nfs
;
1770 char *str
= data
->continue_data
;
1772 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1774 str
= &str
[strlen(str
) + 1];
1776 if (status
== RPC_STATUS_ERROR
) {
1777 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1778 free_nfs_cb_data(data
);
1781 if (status
== RPC_STATUS_CANCEL
) {
1782 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1783 free_nfs_cb_data(data
);
1788 if (res
->status
!= NFS3_OK
) {
1789 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
));
1790 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1791 free_nfs_cb_data(data
);
1795 data
->cb(0, nfs
, NULL
, data
->private_data
);
1796 free_nfs_cb_data(data
);
1799 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1801 char *str
= data
->continue_data
;
1804 str
= &str
[strlen(str
) + 1];
1806 memset(&args
, 0, sizeof(MKDIR3args
));
1807 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1808 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1809 args
.where
.name
= str
;
1810 args
.attributes
.mode
.set_it
= 1;
1811 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1813 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1814 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1815 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1816 free_nfs_cb_data(data
);
1822 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1827 new_path
= strdup(path
);
1828 if (new_path
== NULL
) {
1829 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1833 ptr
= strrchr(new_path
, '/');
1835 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1840 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1841 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1842 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1856 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1859 struct nfs_cb_data
*data
= private_data
;
1860 struct nfs_context
*nfs
= data
->nfs
;
1861 char *str
= data
->continue_data
;
1863 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1865 str
= &str
[strlen(str
) + 1];
1867 if (status
== RPC_STATUS_ERROR
) {
1868 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1869 free_nfs_cb_data(data
);
1872 if (status
== RPC_STATUS_CANCEL
) {
1873 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1874 free_nfs_cb_data(data
);
1879 if (res
->status
!= NFS3_OK
) {
1880 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
));
1881 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1882 free_nfs_cb_data(data
);
1886 data
->cb(0, nfs
, NULL
, data
->private_data
);
1887 free_nfs_cb_data(data
);
1890 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1892 char *str
= data
->continue_data
;
1894 str
= &str
[strlen(str
) + 1];
1896 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1897 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1898 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1899 free_nfs_cb_data(data
);
1905 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1910 new_path
= strdup(path
);
1911 if (new_path
== NULL
) {
1912 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1916 ptr
= strrchr(new_path
, '/');
1918 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1923 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1924 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1925 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1938 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1941 struct nfs_cb_data
*data
= private_data
;
1942 struct nfs_context
*nfs
= data
->nfs
;
1943 struct nfsfh
*nfsfh
;
1944 char *str
= data
->continue_data
;
1946 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1948 if (status
== RPC_STATUS_ERROR
) {
1949 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1950 free_nfs_cb_data(data
);
1953 if (status
== RPC_STATUS_CANCEL
) {
1954 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1955 free_nfs_cb_data(data
);
1959 str
= &str
[strlen(str
) + 1];
1961 if (res
->status
!= NFS3_OK
) {
1962 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
));
1963 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1968 nfsfh
= malloc(sizeof(struct nfsfh
));
1969 if (nfsfh
== NULL
) {
1970 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1971 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1972 free_nfs_cb_data(data
);
1975 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1977 /* copy the filehandle */
1978 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
1979 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
1980 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
1982 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1983 free_nfs_cb_data(data
);
1988 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1991 struct nfs_cb_data
*data
= private_data
;
1992 struct nfs_context
*nfs
= data
->nfs
;
1993 char *str
= data
->continue_data
;
1995 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1997 if (status
== RPC_STATUS_ERROR
) {
1998 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1999 free_nfs_cb_data(data
);
2002 if (status
== RPC_STATUS_CANCEL
) {
2003 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2004 free_nfs_cb_data(data
);
2008 str
= &str
[strlen(str
) + 1];
2010 if (res
->status
!= NFS3_OK
) {
2011 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
));
2012 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2013 free_nfs_cb_data(data
);
2017 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
2018 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2019 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2020 free_nfs_cb_data(data
);
2026 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2028 char *str
= data
->continue_data
;
2031 str
= &str
[strlen(str
) + 1];
2033 memset(&args
, 0, sizeof(CREATE3args
));
2034 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2035 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2036 args
.where
.name
= str
;
2037 args
.how
.mode
= UNCHECKED
;
2038 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2039 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2041 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2042 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2043 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2044 free_nfs_cb_data(data
);
2050 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2055 new_path
= strdup(path
);
2056 if (new_path
== NULL
) {
2057 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2061 ptr
= strrchr(new_path
, '/');
2063 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2068 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2069 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2070 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2083 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2086 struct nfs_cb_data
*data
= private_data
;
2087 struct nfs_context
*nfs
= data
->nfs
;
2088 char *str
= data
->continue_data
;
2090 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2092 str
= &str
[strlen(str
) + 1];
2094 if (status
== RPC_STATUS_ERROR
) {
2095 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2096 free_nfs_cb_data(data
);
2099 if (status
== RPC_STATUS_CANCEL
) {
2100 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2101 free_nfs_cb_data(data
);
2106 if (res
->status
!= NFS3_OK
) {
2107 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
));
2108 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2109 free_nfs_cb_data(data
);
2113 data
->cb(0, nfs
, NULL
, data
->private_data
);
2114 free_nfs_cb_data(data
);
2117 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2119 char *str
= data
->continue_data
;
2121 str
= &str
[strlen(str
) + 1];
2123 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2124 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2125 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2126 free_nfs_cb_data(data
);
2132 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2137 new_path
= strdup(path
);
2138 if (new_path
== NULL
) {
2139 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2143 ptr
= strrchr(new_path
, '/');
2145 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2150 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2151 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2152 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2163 struct mknod_cb_data
{
2170 static void free_mknod_cb_data(void *ptr
)
2172 struct mknod_cb_data
*data
= ptr
;
2178 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2181 struct nfs_cb_data
*data
= private_data
;
2182 struct nfs_context
*nfs
= data
->nfs
;
2183 char *str
= data
->continue_data
;
2185 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2187 str
= &str
[strlen(str
) + 1];
2189 if (status
== RPC_STATUS_ERROR
) {
2190 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2191 free_nfs_cb_data(data
);
2194 if (status
== RPC_STATUS_CANCEL
) {
2195 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2196 free_nfs_cb_data(data
);
2201 if (res
->status
!= NFS3_OK
) {
2202 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
));
2203 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2204 free_nfs_cb_data(data
);
2208 data
->cb(0, nfs
, NULL
, data
->private_data
);
2209 free_nfs_cb_data(data
);
2212 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2214 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2215 char *str
= cb_data
->path
;
2217 str
= &str
[strlen(str
) + 1];
2219 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2220 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2221 free_nfs_cb_data(data
);
2227 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2230 struct mknod_cb_data
*cb_data
;
2232 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2233 if (cb_data
== NULL
) {
2234 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2238 cb_data
->path
= strdup(path
);
2239 if (cb_data
->path
== NULL
) {
2240 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2245 ptr
= strrchr(cb_data
->path
, '/');
2247 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2252 cb_data
->mode
= mode
;
2253 cb_data
->major
= major(dev
);
2254 cb_data
->minor
= minor(dev
);
2256 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2257 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2258 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2259 free_mknod_cb_data(cb_data
);
2270 /* ReadDirPlus Emulation Callback data */
2271 struct rdpe_cb_data
{
2274 struct nfs_cb_data
*data
;
2277 /* ReadDirPlus Emulation LOOKUP Callback data */
2278 struct rdpe_lookup_cb_data
{
2279 struct rdpe_cb_data
*rdpe_cb_data
;
2280 struct nfsdirent
*nfsdirent
;
2283 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2284 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2286 LOOKUP3res
*res
= command_data
;
2287 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2288 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2289 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2290 struct nfsdir
*nfsdir
= data
->continue_data
;
2291 struct nfs_context
*nfs
= data
->nfs
;
2292 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2294 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2296 free(rdpe_lookup_cb_data
);
2298 rdpe_cb_data
->getattrcount
--;
2300 if (status
== RPC_STATUS_ERROR
) {
2301 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2303 if (status
== RPC_STATUS_CANCEL
) {
2304 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2306 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2307 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2309 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2310 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2311 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2313 nfsdirent
->type
= attributes
->type
;
2314 nfsdirent
->mode
= attributes
->mode
;
2315 nfsdirent
->size
= attributes
->size
;
2317 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2318 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2319 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2320 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2321 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2322 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2326 if (rdpe_cb_data
->getattrcount
== 0) {
2327 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2328 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2329 nfs_free_nfsdir(nfsdir
);
2331 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2335 data
->continue_data
= NULL
;
2336 free_nfs_cb_data(data
);
2340 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2342 READDIR3res
*res
= command_data
;
2343 struct nfs_cb_data
*data
= private_data
;
2344 struct nfs_context
*nfs
= data
->nfs
;
2345 struct nfsdir
*nfsdir
= data
->continue_data
;
2346 struct nfsdirent
*nfsdirent
;
2347 struct entry3
*entry
;
2349 struct rdpe_cb_data
*rdpe_cb_data
;
2351 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2353 if (status
== RPC_STATUS_ERROR
) {
2354 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2355 nfs_free_nfsdir(nfsdir
);
2356 data
->continue_data
= NULL
;
2357 free_nfs_cb_data(data
);
2361 if (status
== RPC_STATUS_CANCEL
) {
2362 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2363 nfs_free_nfsdir(nfsdir
);
2364 data
->continue_data
= NULL
;
2365 free_nfs_cb_data(data
);
2369 if (res
->status
!= NFS3_OK
) {
2370 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
));
2371 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2372 nfs_free_nfsdir(nfsdir
);
2373 data
->continue_data
= NULL
;
2374 free_nfs_cb_data(data
);
2378 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2379 while (entry
!= NULL
) {
2380 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2381 if (nfsdirent
== NULL
) {
2382 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2383 nfs_free_nfsdir(nfsdir
);
2384 data
->continue_data
= NULL
;
2385 free_nfs_cb_data(data
);
2388 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2389 nfsdirent
->name
= strdup(entry
->name
);
2390 if (nfsdirent
->name
== NULL
) {
2391 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2392 nfs_free_nfsdir(nfsdir
);
2393 data
->continue_data
= NULL
;
2394 free_nfs_cb_data(data
);
2397 nfsdirent
->inode
= entry
->fileid
;
2399 nfsdirent
->next
= nfsdir
->entries
;
2400 nfsdir
->entries
= nfsdirent
;
2402 cookie
= entry
->cookie
;
2403 entry
= entry
->nextentry
;
2406 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2407 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2408 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2409 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2410 nfs_free_nfsdir(nfsdir
);
2411 data
->continue_data
= NULL
;
2412 free_nfs_cb_data(data
);
2418 /* steal the dirhandle */
2419 nfsdir
->current
= nfsdir
->entries
;
2421 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2422 rdpe_cb_data
->getattrcount
= 0;
2423 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2424 rdpe_cb_data
->data
= data
;
2425 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2426 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2428 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2429 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2430 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2432 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &data
->fh
, nfsdirent
->name
, rdpe_lookup_cb_data
) != 0) {
2433 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2435 /* if we have already commands in flight, we cant just stop, we have to wait for the
2436 * commands in flight to complete
2438 if (rdpe_cb_data
->getattrcount
> 0) {
2439 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2440 free(rdpe_lookup_cb_data
);
2444 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2445 nfs_free_nfsdir(nfsdir
);
2446 data
->continue_data
= NULL
;
2447 free_nfs_cb_data(data
);
2448 free(rdpe_lookup_cb_data
);
2452 rdpe_cb_data
->getattrcount
++;
2457 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2459 READDIRPLUS3res
*res
= command_data
;
2460 struct nfs_cb_data
*data
= private_data
;
2461 struct nfs_context
*nfs
= data
->nfs
;
2462 struct nfsdir
*nfsdir
= data
->continue_data
;
2463 struct entryplus3
*entry
;
2466 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2468 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2471 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2472 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2473 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2474 nfs_free_nfsdir(nfsdir
);
2475 data
->continue_data
= NULL
;
2476 free_nfs_cb_data(data
);
2482 if (status
== RPC_STATUS_CANCEL
) {
2483 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2484 nfs_free_nfsdir(nfsdir
);
2485 data
->continue_data
= NULL
;
2486 free_nfs_cb_data(data
);
2490 if (res
->status
!= NFS3_OK
) {
2491 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
));
2492 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2493 nfs_free_nfsdir(nfsdir
);
2494 data
->continue_data
= NULL
;
2495 free_nfs_cb_data(data
);
2499 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2500 while (entry
!= NULL
) {
2501 struct nfsdirent
*nfsdirent
;
2503 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2504 if (nfsdirent
== NULL
) {
2505 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2506 nfs_free_nfsdir(nfsdir
);
2507 data
->continue_data
= NULL
;
2508 free_nfs_cb_data(data
);
2511 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2512 nfsdirent
->name
= strdup(entry
->name
);
2513 if (nfsdirent
->name
== NULL
) {
2514 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2515 nfs_free_nfsdir(nfsdir
);
2516 data
->continue_data
= NULL
;
2517 free_nfs_cb_data(data
);
2520 nfsdirent
->inode
= entry
->fileid
;
2521 if (entry
->name_attributes
.attributes_follow
) {
2522 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2523 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2524 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2526 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2527 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2528 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2529 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2530 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2531 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2534 nfsdirent
->next
= nfsdir
->entries
;
2535 nfsdir
->entries
= nfsdirent
;
2537 cookie
= entry
->cookie
;
2538 entry
= entry
->nextentry
;
2541 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2542 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2543 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2544 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2545 nfs_free_nfsdir(nfsdir
);
2546 data
->continue_data
= NULL
;
2547 free_nfs_cb_data(data
);
2553 /* steal the dirhandle */
2554 data
->continue_data
= NULL
;
2555 nfsdir
->current
= nfsdir
->entries
;
2557 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2558 free_nfs_cb_data(data
);
2561 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2565 memset(cv
, 0, sizeof(cookieverf3
));
2566 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2567 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2568 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2569 free_nfs_cb_data(data
);
2575 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2577 struct nfsdir
*nfsdir
;
2579 nfsdir
= malloc(sizeof(struct nfsdir
));
2580 if (nfsdir
== NULL
) {
2581 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2584 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2586 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2587 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2595 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2597 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2599 if (nfsdir
->current
!= NULL
) {
2600 nfsdir
->current
= nfsdir
->current
->next
;
2606 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2608 nfs_free_nfsdir(nfsdir
);
2620 struct lseek_cb_data
{
2621 struct nfs_context
*nfs
;
2622 struct nfsfh
*nfsfh
;
2628 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2631 struct lseek_cb_data
*data
= private_data
;
2632 struct nfs_context
*nfs
= data
->nfs
;
2634 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2636 if (status
== RPC_STATUS_ERROR
) {
2637 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2641 if (status
== RPC_STATUS_CANCEL
) {
2642 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2648 if (res
->status
!= NFS3_OK
) {
2649 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2650 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2655 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2656 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2660 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2662 struct lseek_cb_data
*data
;
2664 if (whence
== SEEK_SET
) {
2665 nfsfh
->offset
= offset
;
2666 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2669 if (whence
== SEEK_CUR
) {
2670 nfsfh
->offset
+= offset
;
2671 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2675 data
= malloc(sizeof(struct lseek_cb_data
));
2677 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2682 data
->nfsfh
= nfsfh
;
2683 data
->offset
= offset
;
2685 data
->private_data
= private_data
;
2687 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
2688 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2701 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2704 struct nfs_cb_data
*data
= private_data
;
2705 struct nfs_context
*nfs
= data
->nfs
;
2706 struct statvfs svfs
;
2708 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2710 if (status
== RPC_STATUS_ERROR
) {
2711 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2712 free_nfs_cb_data(data
);
2715 if (status
== RPC_STATUS_CANCEL
) {
2716 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2717 free_nfs_cb_data(data
);
2722 if (res
->status
!= NFS3_OK
) {
2723 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
));
2724 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2725 free_nfs_cb_data(data
);
2729 svfs
.f_bsize
= 4096;
2730 svfs
.f_frsize
= 4096;
2731 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2732 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2733 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2734 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2735 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2736 #if !defined(ANDROID)
2737 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2740 svfs
.f_namemax
= 256;
2743 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2744 free_nfs_cb_data(data
);
2747 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2749 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2750 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2751 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2752 free_nfs_cb_data(data
);
2758 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2760 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2761 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2774 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2777 struct nfs_cb_data
*data
= private_data
;
2778 struct nfs_context
*nfs
= data
->nfs
;
2780 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2782 if (status
== RPC_STATUS_ERROR
) {
2783 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2784 free_nfs_cb_data(data
);
2787 if (status
== RPC_STATUS_CANCEL
) {
2788 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2789 free_nfs_cb_data(data
);
2794 if (res
->status
!= NFS3_OK
) {
2795 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
));
2796 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2797 free_nfs_cb_data(data
);
2802 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2803 free_nfs_cb_data(data
);
2806 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2810 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2811 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2813 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2814 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2815 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2816 free_nfs_cb_data(data
);
2822 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2824 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2825 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2838 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2840 struct nfs_cb_data
*data
= private_data
;
2841 struct nfs_context
*nfs
= data
->nfs
;
2844 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2846 if (status
== RPC_STATUS_ERROR
) {
2847 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2848 free_nfs_cb_data(data
);
2851 if (status
== RPC_STATUS_CANCEL
) {
2852 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2853 free_nfs_cb_data(data
);
2858 if (res
->status
!= NFS3_OK
) {
2859 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2860 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2861 free_nfs_cb_data(data
);
2865 data
->cb(0, nfs
, NULL
, data
->private_data
);
2866 free_nfs_cb_data(data
);
2869 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2873 memset(&args
, 0, sizeof(SETATTR3args
));
2874 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2875 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2876 args
.new_attributes
.mode
.set_it
= 1;
2877 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2879 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2880 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2881 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2882 free_nfs_cb_data(data
);
2889 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2891 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2892 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2902 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2904 struct nfs_cb_data
*data
;
2906 data
= malloc(sizeof(struct nfs_cb_data
));
2908 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2911 memset(data
, 0, sizeof(struct nfs_cb_data
));
2914 data
->private_data
= private_data
;
2915 data
->continue_int
= mode
;
2916 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2917 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2918 if (data
->fh
.data
.data_val
== NULL
) {
2919 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2920 free_nfs_cb_data(data
);
2923 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2925 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2926 free_nfs_cb_data(data
);
2938 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2940 struct nfs_cb_data
*data
= private_data
;
2941 struct nfs_context
*nfs
= data
->nfs
;
2944 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2946 if (status
== RPC_STATUS_ERROR
) {
2947 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2948 free_nfs_cb_data(data
);
2951 if (status
== RPC_STATUS_CANCEL
) {
2952 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2953 free_nfs_cb_data(data
);
2958 if (res
->status
!= NFS3_OK
) {
2959 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2960 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2961 free_nfs_cb_data(data
);
2965 data
->cb(0, nfs
, NULL
, data
->private_data
);
2966 free_nfs_cb_data(data
);
2969 struct nfs_chown_data
{
2974 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2977 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2979 memset(&args
, 0, sizeof(SETATTR3args
));
2980 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2981 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2982 if (chown_data
->uid
!= (uid_t
)-1) {
2983 args
.new_attributes
.uid
.set_it
= 1;
2984 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2986 if (chown_data
->gid
!= (gid_t
)-1) {
2987 args
.new_attributes
.gid
.set_it
= 1;
2988 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2991 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2992 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2993 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2994 free_nfs_cb_data(data
);
3001 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3003 struct nfs_chown_data
*chown_data
;
3005 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3006 if (chown_data
== NULL
) {
3007 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3011 chown_data
->uid
= uid
;
3012 chown_data
->gid
= gid
;
3014 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3015 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3026 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3028 struct nfs_cb_data
*data
;
3029 struct nfs_chown_data
*chown_data
;
3031 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3032 if (chown_data
== NULL
) {
3033 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3037 chown_data
->uid
= uid
;
3038 chown_data
->gid
= gid
;
3041 data
= malloc(sizeof(struct nfs_cb_data
));
3043 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3046 memset(data
, 0, sizeof(struct nfs_cb_data
));
3049 data
->private_data
= private_data
;
3050 data
->continue_data
= chown_data
;
3051 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3052 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3053 if (data
->fh
.data
.data_val
== NULL
) {
3054 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3055 free_nfs_cb_data(data
);
3058 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3061 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3062 free_nfs_cb_data(data
);
3076 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3078 struct nfs_cb_data
*data
= private_data
;
3079 struct nfs_context
*nfs
= data
->nfs
;
3082 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3084 if (status
== RPC_STATUS_ERROR
) {
3085 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3086 free_nfs_cb_data(data
);
3089 if (status
== RPC_STATUS_CANCEL
) {
3090 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3091 free_nfs_cb_data(data
);
3096 if (res
->status
!= NFS3_OK
) {
3097 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3098 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3099 free_nfs_cb_data(data
);
3103 data
->cb(0, nfs
, NULL
, data
->private_data
);
3104 free_nfs_cb_data(data
);
3107 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3110 struct timeval
*utimes_data
= data
->continue_data
;
3112 memset(&args
, 0, sizeof(SETATTR3args
));
3113 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3114 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3115 if (utimes_data
!= NULL
) {
3116 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3117 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3118 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3119 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3120 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3121 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3123 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3124 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3127 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3128 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3129 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3130 free_nfs_cb_data(data
);
3137 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3139 struct timeval
*new_times
= NULL
;
3141 if (times
!= NULL
) {
3142 new_times
= malloc(sizeof(struct timeval
)*2);
3143 if (new_times
== NULL
) {
3144 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3148 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3151 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3152 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3162 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3164 struct timeval
*new_times
= NULL
;
3166 if (times
!= NULL
) {
3167 new_times
= malloc(sizeof(struct timeval
)*2);
3168 if (new_times
== NULL
) {
3169 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3173 new_times
[0].tv_sec
= times
->actime
;
3174 new_times
[0].tv_usec
= 0;
3175 new_times
[1].tv_sec
= times
->modtime
;
3176 new_times
[1].tv_usec
= 0;
3179 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3180 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3191 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3194 struct nfs_cb_data
*data
= private_data
;
3195 struct nfs_context
*nfs
= data
->nfs
;
3196 unsigned int nfsmode
= 0;
3198 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3200 if (status
== RPC_STATUS_ERROR
) {
3201 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3202 free_nfs_cb_data(data
);
3205 if (status
== RPC_STATUS_CANCEL
) {
3206 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3207 free_nfs_cb_data(data
);
3212 if (res
->status
!= NFS3_OK
) {
3213 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
));
3214 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3215 free_nfs_cb_data(data
);
3219 if (data
->continue_int
& R_OK
) {
3220 nfsmode
|= ACCESS3_READ
;
3222 if (data
->continue_int
& W_OK
) {
3223 nfsmode
|= ACCESS3_MODIFY
;
3225 if (data
->continue_int
& X_OK
) {
3226 nfsmode
|= ACCESS3_EXECUTE
;
3229 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3230 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3231 nfsmode
&ACCESS3_READ
?'r':'-',
3232 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3233 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3234 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3235 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3236 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3237 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3238 free_nfs_cb_data(data
);
3242 data
->cb(0, nfs
, NULL
, data
->private_data
);
3243 free_nfs_cb_data(data
);
3246 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3250 if (data
->continue_int
& R_OK
) {
3251 nfsmode
|= ACCESS3_READ
;
3253 if (data
->continue_int
& W_OK
) {
3254 nfsmode
|= ACCESS3_MODIFY
;
3256 if (data
->continue_int
& X_OK
) {
3257 nfsmode
|= ACCESS3_EXECUTE
;
3260 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
3261 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3262 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3263 free_nfs_cb_data(data
);
3269 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3271 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3272 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3284 struct nfs_symlink_data
{
3286 char *newpathparent
;
3287 char *newpathobject
;
3290 static void free_nfs_symlink_data(void *mem
)
3292 struct nfs_symlink_data
*data
= mem
;
3294 if (data
->oldpath
!= NULL
) {
3295 free(data
->oldpath
);
3297 if (data
->newpathparent
!= NULL
) {
3298 free(data
->newpathparent
);
3300 if (data
->newpathobject
!= NULL
) {
3301 free(data
->newpathobject
);
3306 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3309 struct nfs_cb_data
*data
= private_data
;
3310 struct nfs_context
*nfs
= data
->nfs
;
3311 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3313 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3315 if (status
== RPC_STATUS_ERROR
) {
3316 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3317 free_nfs_cb_data(data
);
3320 if (status
== RPC_STATUS_CANCEL
) {
3321 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3322 free_nfs_cb_data(data
);
3327 if (res
->status
!= NFS3_OK
) {
3328 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
));
3329 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3330 free_nfs_cb_data(data
);
3334 data
->cb(0, nfs
, NULL
, data
->private_data
);
3335 free_nfs_cb_data(data
);
3338 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3340 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3343 memset(&sa
, 0, sizeof(SYMLINK3args
));
3344 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3345 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3346 sa
.where
.name
= symlink_data
->newpathobject
;
3347 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3348 sa
.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
;
3349 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3351 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3352 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3353 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3354 free_nfs_cb_data(data
);
3360 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3363 struct nfs_symlink_data
*symlink_data
;
3365 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3366 if (symlink_data
== NULL
) {
3367 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3370 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3372 symlink_data
->oldpath
= strdup(oldpath
);
3373 if (symlink_data
->oldpath
== NULL
) {
3374 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3375 free_nfs_symlink_data(symlink_data
);
3379 symlink_data
->newpathparent
= strdup(newpath
);
3380 if (symlink_data
->newpathparent
== NULL
) {
3381 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3382 free_nfs_symlink_data(symlink_data
);
3386 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3388 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3389 free_nfs_symlink_data(symlink_data
);
3395 symlink_data
->newpathobject
= strdup(ptr
);
3396 if (symlink_data
->newpathobject
== NULL
) {
3397 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3398 free_nfs_symlink_data(symlink_data
);
3402 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3403 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3415 struct nfs_rename_data
{
3418 struct nfs_fh3 olddir
;
3421 struct nfs_fh3 newdir
;
3424 static void free_nfs_rename_data(void *mem
)
3426 struct nfs_rename_data
*data
= mem
;
3428 if (data
->oldpath
!= NULL
) {
3429 free(data
->oldpath
);
3431 if (data
->olddir
.data
.data_val
!= NULL
) {
3432 free(data
->olddir
.data
.data_val
);
3434 if (data
->newpath
!= NULL
) {
3435 free(data
->newpath
);
3437 if (data
->newdir
.data
.data_val
!= NULL
) {
3438 free(data
->newdir
.data
.data_val
);
3443 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3446 struct nfs_cb_data
*data
= private_data
;
3447 struct nfs_context
*nfs
= data
->nfs
;
3448 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3450 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3452 if (status
== RPC_STATUS_ERROR
) {
3453 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3454 free_nfs_cb_data(data
);
3457 if (status
== RPC_STATUS_CANCEL
) {
3458 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3459 free_nfs_cb_data(data
);
3464 if (res
->status
!= NFS3_OK
) {
3465 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
));
3466 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3467 free_nfs_cb_data(data
);
3471 data
->cb(0, nfs
, NULL
, data
->private_data
);
3472 free_nfs_cb_data(data
);
3475 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3477 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3479 /* steal the filehandle */
3480 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3481 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3482 data
->fh
.data
.data_val
= NULL
;
3484 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3485 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3486 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3487 free_nfs_cb_data(data
);
3494 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3496 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3498 /* steal the filehandle */
3499 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3500 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3501 data
->fh
.data
.data_val
= NULL
;
3503 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) {
3504 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3505 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3506 free_nfs_cb_data(data
);
3509 data
->continue_data
= NULL
;
3510 free_nfs_cb_data(data
);
3516 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3519 struct nfs_rename_data
*rename_data
;
3521 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3522 if (rename_data
== NULL
) {
3523 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3526 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3528 rename_data
->oldpath
= strdup(oldpath
);
3529 if (rename_data
->oldpath
== NULL
) {
3530 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3531 free_nfs_rename_data(rename_data
);
3534 ptr
= strrchr(rename_data
->oldpath
, '/');
3536 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3537 free_nfs_rename_data(rename_data
);
3542 rename_data
->oldobject
= ptr
;
3545 rename_data
->newpath
= strdup(newpath
);
3546 if (rename_data
->newpath
== NULL
) {
3547 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3548 free_nfs_rename_data(rename_data
);
3551 ptr
= strrchr(rename_data
->newpath
, '/');
3553 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3554 free_nfs_rename_data(rename_data
);
3559 rename_data
->newobject
= ptr
;
3562 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3563 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3574 struct nfs_link_data
{
3576 struct nfs_fh3 oldfh
;
3579 struct nfs_fh3 newdir
;
3582 static void free_nfs_link_data(void *mem
)
3584 struct nfs_link_data
*data
= mem
;
3586 if (data
->oldpath
!= NULL
) {
3587 free(data
->oldpath
);
3589 if (data
->oldfh
.data
.data_val
!= NULL
) {
3590 free(data
->oldfh
.data
.data_val
);
3592 if (data
->newpath
!= NULL
) {
3593 free(data
->newpath
);
3595 if (data
->newdir
.data
.data_val
!= NULL
) {
3596 free(data
->newdir
.data
.data_val
);
3601 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3604 struct nfs_cb_data
*data
= private_data
;
3605 struct nfs_context
*nfs
= data
->nfs
;
3606 struct nfs_link_data
*link_data
= data
->continue_data
;
3608 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3610 if (status
== RPC_STATUS_ERROR
) {
3611 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3612 free_nfs_cb_data(data
);
3615 if (status
== RPC_STATUS_CANCEL
) {
3616 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3617 free_nfs_cb_data(data
);
3622 if (res
->status
!= NFS3_OK
) {
3623 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
));
3624 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3625 free_nfs_cb_data(data
);
3629 data
->cb(0, nfs
, NULL
, data
->private_data
);
3630 free_nfs_cb_data(data
);
3633 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3635 struct nfs_link_data
*link_data
= data
->continue_data
;
3637 /* steal the filehandle */
3638 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3639 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3640 data
->fh
.data
.data_val
= NULL
;
3642 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3643 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3644 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3645 free_nfs_cb_data(data
);
3652 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3654 struct nfs_link_data
*link_data
= data
->continue_data
;
3656 /* steal the filehandle */
3657 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3658 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3659 data
->fh
.data
.data_val
= NULL
;
3661 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) {
3662 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3663 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3664 free_nfs_cb_data(data
);
3667 data
->continue_data
= NULL
;
3668 free_nfs_cb_data(data
);
3674 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3677 struct nfs_link_data
*link_data
;
3679 link_data
= malloc(sizeof(struct nfs_link_data
));
3680 if (link_data
== NULL
) {
3681 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3684 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3686 link_data
->oldpath
= strdup(oldpath
);
3687 if (link_data
->oldpath
== NULL
) {
3688 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3689 free_nfs_link_data(link_data
);
3693 link_data
->newpath
= strdup(newpath
);
3694 if (link_data
->newpath
== NULL
) {
3695 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3696 free_nfs_link_data(link_data
);
3699 ptr
= strrchr(link_data
->newpath
, '/');
3701 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3702 free_nfs_link_data(link_data
);
3707 link_data
->newobject
= ptr
;
3710 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3711 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3719 //qqq replace later with lseek()
3720 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3722 return nfsfh
->offset
;
3728 * Get the maximum supported READ3 size by the server
3730 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3732 return nfs
->readmax
;
3736 * Get the maximum supported WRITE3 size by the server
3738 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3740 return nfs
->writemax
;
3743 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3748 va_start(ap
, error_string
);
3750 vsnprintf(str
, 1024, error_string
, ap
);
3751 if (nfs
->rpc
->error_string
!= NULL
) {
3752 free(nfs
->rpc
->error_string
);
3754 nfs
->rpc
->error_string
= str
;
3760 struct mount_cb_data
{
3766 static void free_mount_cb_data(struct mount_cb_data
*data
)
3768 if (data
->server
!= NULL
) {
3770 data
->server
= NULL
;
3776 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3778 struct mount_cb_data
*data
= private_data
;
3780 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3782 if (status
== RPC_STATUS_ERROR
) {
3783 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3784 free_mount_cb_data(data
);
3787 if (status
== RPC_STATUS_CANCEL
) {
3788 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3789 free_mount_cb_data(data
);
3793 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3794 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3795 rpc_set_error(rpc
, "Failed to disconnect\n");
3797 free_mount_cb_data(data
);
3800 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3802 struct mount_cb_data
*data
= private_data
;
3804 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3806 /* Dont want any more callbacks even if the socket is closed */
3807 rpc
->connect_cb
= NULL
;
3809 if (status
== RPC_STATUS_ERROR
) {
3810 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3811 free_mount_cb_data(data
);
3814 if (status
== RPC_STATUS_CANCEL
) {
3815 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3816 free_mount_cb_data(data
);
3820 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3821 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3822 free_mount_cb_data(data
);
3827 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3829 struct mount_cb_data
*data
= private_data
;
3830 uint32_t mount_port
;
3832 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3834 if (status
== RPC_STATUS_ERROR
) {
3835 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3836 free_mount_cb_data(data
);
3839 if (status
== RPC_STATUS_CANCEL
) {
3840 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3841 free_mount_cb_data(data
);
3845 mount_port
= *(uint32_t *)command_data
;
3846 if (mount_port
== 0) {
3847 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3848 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3849 free_mount_cb_data(data
);
3853 rpc_disconnect(rpc
, "normal disconnect");
3854 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3855 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3856 free_mount_cb_data(data
);
3861 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3863 struct mount_cb_data
*data
= private_data
;
3865 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3867 if (status
== RPC_STATUS_ERROR
) {
3868 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3869 free_mount_cb_data(data
);
3872 if (status
== RPC_STATUS_CANCEL
) {
3873 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3874 free_mount_cb_data(data
);
3878 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3879 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3880 free_mount_cb_data(data
);
3885 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3887 struct mount_cb_data
*data
= private_data
;
3889 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3891 /* Dont want any more callbacks even if the socket is closed */
3892 rpc
->connect_cb
= NULL
;
3894 if (status
== RPC_STATUS_ERROR
) {
3895 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3896 free_mount_cb_data(data
);
3899 if (status
== RPC_STATUS_CANCEL
) {
3900 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3901 free_mount_cb_data(data
);
3905 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3906 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3907 free_mount_cb_data(data
);
3912 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3914 struct mount_cb_data
*data
;
3916 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3918 data
= malloc(sizeof(struct mount_cb_data
));
3922 memset(data
, 0, sizeof(struct mount_cb_data
));
3924 data
->private_data
= private_data
;
3925 data
->server
= strdup(server
);
3926 if (data
->server
== NULL
) {
3927 free_mount_cb_data(data
);
3930 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3931 free_mount_cb_data(data
);
3938 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3940 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
3944 const char *nfs_get_server(struct nfs_context
*nfs
) {
3948 const char *nfs_get_export(struct nfs_context
*nfs
) {
3952 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
3953 return &nfs
->rootfh
;
3956 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {