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
, const 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
));
285 } else if (!strncmp(strp
, "uid", 3)) {
286 rpc_set_uid(nfs
->rpc
, atoi(strp2
));
287 } else if (!strncmp(strp
, "gid", 3)) {
288 rpc_set_gid(nfs
->rpc
, atoi(strp2
));
296 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
298 return nfs_parse_url(nfs
, url
, 0, 0);
301 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
303 return nfs_parse_url(nfs
, url
, 1, 0);
306 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
308 return nfs_parse_url(nfs
, url
, 0, 1);
312 void nfs_destroy_url(struct nfs_url
*url
)
322 struct nfs_context
*nfs_init_context(void)
324 struct nfs_context
*nfs
;
326 nfs
= malloc(sizeof(struct nfs_context
));
330 nfs
->rpc
= rpc_init_context();
331 if (nfs
->rpc
== NULL
) {
339 nfs
->rootfh
.data
.data_len
= 0;
340 nfs
->rootfh
.data
.data_val
= NULL
;
345 void nfs_destroy_context(struct nfs_context
*nfs
)
347 rpc_destroy_context(nfs
->rpc
);
360 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
361 free(nfs
->rootfh
.data
.data_val
);
362 nfs
->rootfh
.data
.data_val
= NULL
;
377 void free_rpc_cb_data(struct rpc_cb_data
*data
)
384 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
386 struct rpc_cb_data
*data
= private_data
;
388 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
390 /* Dont want any more callbacks even if the socket is closed */
391 rpc
->connect_cb
= NULL
;
393 if (status
== RPC_STATUS_ERROR
) {
394 data
->cb(rpc
, status
, command_data
, data
->private_data
);
395 free_rpc_cb_data(data
);
398 if (status
== RPC_STATUS_CANCEL
) {
399 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
400 free_rpc_cb_data(data
);
404 data
->cb(rpc
, status
, NULL
, data
->private_data
);
405 free_rpc_cb_data(data
);
408 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
410 struct rpc_cb_data
*data
= private_data
;
413 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
415 if (status
== RPC_STATUS_ERROR
) {
416 data
->cb(rpc
, status
, command_data
, data
->private_data
);
417 free_rpc_cb_data(data
);
420 if (status
== RPC_STATUS_CANCEL
) {
421 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
422 free_rpc_cb_data(data
);
426 rpc_port
= *(uint32_t *)command_data
;
428 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
429 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
430 free_rpc_cb_data(data
);
434 rpc_disconnect(rpc
, "normal disconnect");
435 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
436 data
->cb(rpc
, status
, command_data
, data
->private_data
);
437 free_rpc_cb_data(data
);
442 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
444 struct rpc_cb_data
*data
= private_data
;
446 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
448 if (status
== RPC_STATUS_ERROR
) {
449 data
->cb(rpc
, status
, command_data
, data
->private_data
);
450 free_rpc_cb_data(data
);
453 if (status
== RPC_STATUS_CANCEL
) {
454 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
455 free_rpc_cb_data(data
);
459 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
460 data
->cb(rpc
, status
, command_data
, data
->private_data
);
461 free_rpc_cb_data(data
);
466 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
468 struct rpc_cb_data
*data
= private_data
;
470 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
472 /* Dont want any more callbacks even if the socket is closed */
473 rpc
->connect_cb
= NULL
;
475 if (status
== RPC_STATUS_ERROR
) {
476 data
->cb(rpc
, status
, command_data
, data
->private_data
);
477 free_rpc_cb_data(data
);
480 if (status
== RPC_STATUS_CANCEL
) {
481 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
482 free_rpc_cb_data(data
);
486 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
487 data
->cb(rpc
, status
, command_data
, data
->private_data
);
488 free_rpc_cb_data(data
);
493 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
495 struct rpc_cb_data
*data
;
497 data
= malloc(sizeof(struct rpc_cb_data
));
501 memset(data
, 0, sizeof(struct rpc_cb_data
));
502 data
->server
= strdup(server
);
503 data
->program
= program
;
504 data
->version
= version
;
507 data
->private_data
= private_data
;
509 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
510 rpc_set_error(rpc
, "Failed to start connection");
511 free_rpc_cb_data(data
);
517 void free_nfs_cb_data(struct nfs_cb_data
*data
)
519 if (data
->saved_path
!= NULL
) {
520 free(data
->saved_path
);
521 data
->saved_path
= NULL
;
524 if (data
->continue_data
!= NULL
) {
525 data
->free_continue_data(data
->continue_data
);
526 data
->continue_data
= NULL
;
529 if (data
->fh
.data
.data_val
!= NULL
) {
530 free(data
->fh
.data
.data_val
);
531 data
->fh
.data
.data_val
= NULL
;
534 if (data
->buffer
!= NULL
) {
546 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
548 struct nfs_cb_data
*data
= private_data
;
549 struct nfs_context
*nfs
= data
->nfs
;
551 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
553 if (status
== RPC_STATUS_ERROR
) {
554 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
555 free_nfs_cb_data(data
);
558 if (status
== RPC_STATUS_CANCEL
) {
559 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
560 free_nfs_cb_data(data
);
564 data
->cb(0, nfs
, NULL
, data
->private_data
);
565 free_nfs_cb_data(data
);
568 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
570 struct nfs_cb_data
*data
= private_data
;
571 struct nfs_context
*nfs
= data
->nfs
;
572 FSINFO3res
*res
= command_data
;
574 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
576 if (status
== RPC_STATUS_ERROR
) {
577 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
578 free_nfs_cb_data(data
);
581 if (status
== RPC_STATUS_CANCEL
) {
582 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
583 free_nfs_cb_data(data
);
587 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
588 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
590 if (rpc_nfs_getattr_async(rpc
, nfs_mount_10_cb
, &nfs
->rootfh
, data
) != 0) {
591 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
592 free_nfs_cb_data(data
);
597 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
599 struct nfs_cb_data
*data
= private_data
;
600 struct nfs_context
*nfs
= data
->nfs
;
602 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
604 if (status
== RPC_STATUS_ERROR
) {
605 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
606 free_nfs_cb_data(data
);
609 if (status
== RPC_STATUS_CANCEL
) {
610 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
611 free_nfs_cb_data(data
);
615 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
616 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
617 free_nfs_cb_data(data
);
623 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
625 struct nfs_cb_data
*data
= private_data
;
626 struct nfs_context
*nfs
= data
->nfs
;
628 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
630 /* Dont want any more callbacks even if the socket is closed */
631 rpc
->connect_cb
= NULL
;
633 if (status
== RPC_STATUS_ERROR
) {
634 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
635 free_nfs_cb_data(data
);
638 if (status
== RPC_STATUS_CANCEL
) {
639 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
640 free_nfs_cb_data(data
);
644 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
645 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
646 free_nfs_cb_data(data
);
652 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
654 struct nfs_cb_data
*data
= private_data
;
655 struct nfs_context
*nfs
= data
->nfs
;
658 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
660 if (status
== RPC_STATUS_ERROR
) {
661 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
662 free_nfs_cb_data(data
);
665 if (status
== RPC_STATUS_CANCEL
) {
666 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
667 free_nfs_cb_data(data
);
672 if (res
->fhs_status
!= MNT3_OK
) {
673 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
));
674 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
675 free_nfs_cb_data(data
);
679 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
680 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
681 if (nfs
->rootfh
.data
.data_val
== NULL
) {
682 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
683 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
684 free_nfs_cb_data(data
);
687 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
689 rpc_disconnect(rpc
, "normal disconnect");
690 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
691 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
692 free_nfs_cb_data(data
);
695 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
696 rpc_set_autoreconnect(rpc
);
700 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
702 struct nfs_cb_data
*data
= private_data
;
703 struct nfs_context
*nfs
= data
->nfs
;
705 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
707 if (status
== RPC_STATUS_ERROR
) {
708 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
709 free_nfs_cb_data(data
);
712 if (status
== RPC_STATUS_CANCEL
) {
713 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
714 free_nfs_cb_data(data
);
718 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
719 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
720 free_nfs_cb_data(data
);
725 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
727 struct nfs_cb_data
*data
= private_data
;
728 struct nfs_context
*nfs
= data
->nfs
;
730 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
732 /* Dont want any more callbacks even if the socket is closed */
733 rpc
->connect_cb
= NULL
;
735 if (status
== RPC_STATUS_ERROR
) {
736 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
737 free_nfs_cb_data(data
);
740 if (status
== RPC_STATUS_CANCEL
) {
741 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
742 free_nfs_cb_data(data
);
746 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
747 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
748 free_nfs_cb_data(data
);
753 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
755 struct nfs_cb_data
*data
= private_data
;
756 struct nfs_context
*nfs
= data
->nfs
;
759 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
761 if (status
== RPC_STATUS_ERROR
) {
762 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
763 free_nfs_cb_data(data
);
766 if (status
== RPC_STATUS_CANCEL
) {
767 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
768 free_nfs_cb_data(data
);
772 mount_port
= *(uint32_t *)command_data
;
773 if (mount_port
== 0) {
774 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
775 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
776 free_nfs_cb_data(data
);
780 rpc_disconnect(rpc
, "normal disconnect");
781 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
782 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
783 free_nfs_cb_data(data
);
789 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
791 struct nfs_cb_data
*data
= private_data
;
792 struct nfs_context
*nfs
= data
->nfs
;
794 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
796 if (status
== RPC_STATUS_ERROR
) {
797 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
798 free_nfs_cb_data(data
);
801 if (status
== RPC_STATUS_CANCEL
) {
802 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
803 free_nfs_cb_data(data
);
807 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
808 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
809 free_nfs_cb_data(data
);
814 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
816 struct nfs_cb_data
*data
= private_data
;
817 struct nfs_context
*nfs
= data
->nfs
;
819 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
821 /* Dont want any more callbacks even if the socket is closed */
822 rpc
->connect_cb
= NULL
;
824 if (status
== RPC_STATUS_ERROR
) {
825 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
826 free_nfs_cb_data(data
);
829 if (status
== RPC_STATUS_CANCEL
) {
830 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
831 free_nfs_cb_data(data
);
835 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
836 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
837 free_nfs_cb_data(data
);
843 * Async call for mounting an nfs share and geting the root filehandle
845 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
847 struct nfs_cb_data
*data
;
848 char *new_server
, *new_export
;
850 data
= malloc(sizeof(struct nfs_cb_data
));
852 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
855 memset(data
, 0, sizeof(struct nfs_cb_data
));
856 new_server
= strdup(server
);
857 new_export
= strdup(export
);
858 if (nfs
->server
!= NULL
) {
861 nfs
->server
= new_server
;
862 if (nfs
->export
!= NULL
) {
865 nfs
->export
= new_export
;
868 data
->private_data
= private_data
;
870 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
871 rpc_set_error(nfs
->rpc
, "Failed to start connection");
872 free_nfs_cb_data(data
);
882 * Functions to first look up a path, component by component, and then finally call a specific function once
883 * the filehandle for the final component is found.
885 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
887 struct nfs_cb_data
*data
= private_data
;
888 struct nfs_context
*nfs
= data
->nfs
;
891 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
893 if (status
== RPC_STATUS_ERROR
) {
894 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
895 free_nfs_cb_data(data
);
898 if (status
== RPC_STATUS_CANCEL
) {
899 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
900 free_nfs_cb_data(data
);
905 if (res
->status
!= NFS3_OK
) {
906 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
));
907 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
908 free_nfs_cb_data(data
);
912 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
913 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
914 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
915 free_nfs_cb_data(data
);
920 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
924 while (*data
->path
== '/') {
929 str
= strchr(path
, '/');
934 while (*data
->path
!= 0) {
940 data
->fh
.data
.data_len
= fh
->data
.data_len
;
941 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
942 if (data
->fh
.data
.data_val
== NULL
) {
943 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
944 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
945 free_nfs_cb_data(data
);
948 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
949 data
->continue_cb(nfs
, data
);
953 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, fh
, path
, data
) != 0) {
954 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
955 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
956 free_nfs_cb_data(data
);
962 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
)
964 struct nfs_cb_data
*data
;
966 if (path
[0] != 0 && path
[0] != '/') {
967 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
971 data
= malloc(sizeof(struct nfs_cb_data
));
973 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
976 memset(data
, 0, sizeof(struct nfs_cb_data
));
979 data
->continue_cb
= continue_cb
;
980 data
->continue_data
= continue_data
;
981 data
->free_continue_data
= free_continue_data
;
982 data
->continue_int
= continue_int
;
983 data
->private_data
= private_data
;
984 data
->saved_path
= strdup(path
);
985 if (data
->saved_path
== NULL
) {
986 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
987 free_nfs_cb_data(data
);
990 data
->path
= data
->saved_path
;
992 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
993 /* return 0 here since the callback will be invoked if there is a failure */
1006 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1009 struct nfs_cb_data
*data
= private_data
;
1010 struct nfs_context
*nfs
= data
->nfs
;
1013 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1015 if (status
== RPC_STATUS_ERROR
) {
1016 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1017 free_nfs_cb_data(data
);
1020 if (status
== RPC_STATUS_CANCEL
) {
1021 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1022 free_nfs_cb_data(data
);
1027 if (res
->status
!= NFS3_OK
) {
1028 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
));
1029 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1030 free_nfs_cb_data(data
);
1035 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1036 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1037 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1038 st
.st_mode
|= S_IFDIR
;
1040 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1041 st
.st_mode
|= S_IFREG
;
1043 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1044 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1045 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1047 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1049 st
.st_blksize
= 4096;
1050 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1052 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1053 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1054 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1056 data
->cb(0, nfs
, &st
, data
->private_data
);
1057 free_nfs_cb_data(data
);
1060 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1062 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &data
->fh
, data
) != 0) {
1063 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1064 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1065 free_nfs_cb_data(data
);
1071 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1073 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1074 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1088 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1091 struct nfs_cb_data
*data
= private_data
;
1092 struct nfs_context
*nfs
= data
->nfs
;
1093 struct nfsfh
*nfsfh
;
1094 unsigned int nfsmode
= 0;
1096 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1098 if (status
== RPC_STATUS_ERROR
) {
1099 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1100 free_nfs_cb_data(data
);
1103 if (status
== RPC_STATUS_CANCEL
) {
1104 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1105 free_nfs_cb_data(data
);
1110 if (res
->status
!= NFS3_OK
) {
1111 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
));
1112 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1113 free_nfs_cb_data(data
);
1117 if (data
->continue_int
& O_WRONLY
) {
1118 nfsmode
|= ACCESS3_MODIFY
;
1120 if (data
->continue_int
& O_RDWR
) {
1121 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1123 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1124 nfsmode
|= ACCESS3_READ
;
1128 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1129 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1130 nfsmode
&ACCESS3_READ
?'r':'-',
1131 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1132 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1133 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1134 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1135 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1136 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1137 free_nfs_cb_data(data
);
1141 nfsfh
= malloc(sizeof(struct nfsfh
));
1142 if (nfsfh
== NULL
) {
1143 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1144 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1145 free_nfs_cb_data(data
);
1148 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1150 if (data
->continue_int
& O_SYNC
) {
1154 /* steal the filehandle */
1155 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1156 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1157 data
->fh
.data
.data_val
= NULL
;
1159 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1160 free_nfs_cb_data(data
);
1163 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1167 if (data
->continue_int
& O_WRONLY
) {
1168 nfsmode
|= ACCESS3_MODIFY
;
1170 if (data
->continue_int
& O_RDWR
) {
1171 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1173 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1174 nfsmode
|= ACCESS3_READ
;
1177 if (rpc_nfs_access_async(nfs
->rpc
, nfs_open_cb
, &data
->fh
, nfsmode
, data
) != 0) {
1178 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1179 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1180 free_nfs_cb_data(data
);
1186 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1188 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1189 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1203 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1205 struct nfs_cb_data
*data
= private_data
;
1206 struct nfs_context
*nfs
= data
->nfs
;
1209 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1211 if (status
== RPC_STATUS_ERROR
) {
1212 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1213 free_nfs_cb_data(data
);
1216 if (status
== RPC_STATUS_CANCEL
) {
1217 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1218 free_nfs_cb_data(data
);
1223 if (res
->status
!= NFS3_OK
) {
1224 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1225 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1226 free_nfs_cb_data(data
);
1230 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1231 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1232 free_nfs_cb_data(data
);
1235 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1237 struct nfs_mcb_data
*mdata
= private_data
;
1238 struct nfs_cb_data
*data
= mdata
->data
;
1239 struct nfs_context
*nfs
= data
->nfs
;
1242 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1246 if (status
== RPC_STATUS_ERROR
) {
1247 /* flag the failure but do not invoke callback until we have received all responses */
1250 if (status
== RPC_STATUS_CANCEL
) {
1251 /* flag the cancellation but do not invoke callback until we have received all responses */
1255 /* reassemble the data into the buffer */
1256 if (status
== RPC_STATUS_SUCCESS
) {
1258 if (res
->status
!= NFS3_OK
) {
1259 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1262 if (res
->READ3res_u
.resok
.count
> 0) {
1263 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1264 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1265 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1271 if (data
->num_calls
> 0) {
1272 /* still waiting for more replies */
1277 if (data
->error
!= 0) {
1278 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1279 free_nfs_cb_data(data
);
1283 if (data
->cancel
!= 0) {
1284 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1285 free_nfs_cb_data(data
);
1290 data
->nfsfh
->offset
= data
->max_offset
;
1291 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1293 free_nfs_cb_data(data
);
1297 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1299 struct nfs_cb_data
*data
;
1301 data
= malloc(sizeof(struct nfs_cb_data
));
1303 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1306 memset(data
, 0, sizeof(struct nfs_cb_data
));
1309 data
->private_data
= private_data
;
1310 data
->nfsfh
= nfsfh
;
1312 nfsfh
->offset
= offset
;
1314 if (count
<= nfs_get_readmax(nfs
)) {
1315 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_cb
, &nfsfh
->fh
, offset
, count
, data
) != 0) {
1316 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1317 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1318 free_nfs_cb_data(data
);
1324 /* trying to read more than maximum server read size, we has to chop it up into smaller
1325 * reads and collect into a reassembly buffer.
1326 * we send all reads in parallel so that performance is still good.
1328 data
->max_offset
= offset
;
1329 data
->start_offset
= offset
;
1331 data
->buffer
= malloc(count
);
1332 if (data
->buffer
== NULL
) {
1333 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1334 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1335 free_nfs_cb_data(data
);
1340 uint64_t readcount
= count
;
1341 struct nfs_mcb_data
*mdata
;
1343 if (readcount
> nfs_get_readmax(nfs
)) {
1344 readcount
= nfs_get_readmax(nfs
);
1347 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1348 if (mdata
== NULL
) {
1349 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1352 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1354 mdata
->offset
= offset
;
1355 mdata
->count
= readcount
;
1356 if (rpc_nfs_read_async(nfs
->rpc
, nfs_pread_mcb
, &nfsfh
->fh
, offset
, readcount
, mdata
) != 0) {
1357 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1358 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1364 offset
+= readcount
;
1374 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1376 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1384 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1386 struct nfs_cb_data
*data
= private_data
;
1387 struct nfs_context
*nfs
= data
->nfs
;
1390 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1392 if (status
== RPC_STATUS_ERROR
) {
1393 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1394 free_nfs_cb_data(data
);
1397 if (status
== RPC_STATUS_CANCEL
) {
1398 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1399 free_nfs_cb_data(data
);
1404 if (res
->status
!= NFS3_OK
) {
1405 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1406 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1407 free_nfs_cb_data(data
);
1411 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1412 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1413 free_nfs_cb_data(data
);
1416 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1418 struct nfs_mcb_data
*mdata
= private_data
;
1419 struct nfs_cb_data
*data
= mdata
->data
;
1420 struct nfs_context
*nfs
= data
->nfs
;
1423 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1427 if (status
== RPC_STATUS_ERROR
) {
1428 /* flag the failure but do not invoke callback until we have received all responses */
1431 if (status
== RPC_STATUS_CANCEL
) {
1432 /* flag the cancellation but do not invoke callback until we have received all responses */
1436 if (status
== RPC_STATUS_SUCCESS
) {
1438 if (res
->status
!= NFS3_OK
) {
1439 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1442 if (res
->WRITE3res_u
.resok
.count
> 0) {
1443 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1444 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1450 if (data
->num_calls
> 0) {
1451 /* still waiting for more replies */
1456 if (data
->error
!= 0) {
1457 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1458 free_nfs_cb_data(data
);
1462 if (data
->cancel
!= 0) {
1463 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1464 free_nfs_cb_data(data
);
1469 data
->nfsfh
->offset
= data
->max_offset
;
1470 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1472 free_nfs_cb_data(data
);
1477 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
)
1479 struct nfs_cb_data
*data
;
1481 data
= malloc(sizeof(struct nfs_cb_data
));
1483 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1486 memset(data
, 0, sizeof(struct nfs_cb_data
));
1489 data
->private_data
= private_data
;
1490 data
->nfsfh
= nfsfh
;
1492 nfsfh
->offset
= offset
;
1494 if (count
<= nfs_get_writemax(nfs
)) {
1495 if (rpc_nfs_write_async(nfs
->rpc
, nfs_pwrite_cb
, &nfsfh
->fh
, buf
, offset
, count
, nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
, data
) != 0) {
1496 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1497 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1498 free_nfs_cb_data(data
);
1504 /* trying to write more than maximum server write size, we has to chop it up into smaller
1506 * we send all writes in parallel so that performance is still good.
1508 data
->max_offset
= offset
;
1509 data
->start_offset
= offset
;
1512 uint64_t writecount
= count
;
1513 struct nfs_mcb_data
*mdata
;
1515 if (writecount
> nfs_get_writemax(nfs
)) {
1516 writecount
= nfs_get_writemax(nfs
);
1519 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1520 if (mdata
== NULL
) {
1521 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1524 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1526 mdata
->offset
= offset
;
1527 mdata
->count
= writecount
;
1529 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) {
1530 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1531 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1536 count
-= writecount
;
1537 offset
+= writecount
;
1547 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1549 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1559 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1561 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1562 free(nfsfh
->fh
.data
.data_val
);
1563 nfsfh
->fh
.data
.data_val
= NULL
;
1567 cb(0, nfs
, NULL
, private_data
);
1578 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1580 struct nfs_cb_data
*data
;
1582 data
= malloc(sizeof(struct nfs_cb_data
));
1584 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1587 memset(data
, 0, sizeof(struct nfs_cb_data
));
1590 data
->private_data
= private_data
;
1592 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &nfsfh
->fh
, data
) != 0) {
1593 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1594 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1595 free_nfs_cb_data(data
);
1606 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1608 struct nfs_cb_data
*data
= private_data
;
1609 struct nfs_context
*nfs
= data
->nfs
;
1612 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1614 if (status
== RPC_STATUS_ERROR
) {
1615 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1616 free_nfs_cb_data(data
);
1619 if (status
== RPC_STATUS_CANCEL
) {
1620 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1621 free_nfs_cb_data(data
);
1626 if (res
->status
!= NFS3_OK
) {
1627 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1628 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1629 free_nfs_cb_data(data
);
1633 data
->cb(0, nfs
, NULL
, data
->private_data
);
1634 free_nfs_cb_data(data
);
1637 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1639 struct nfs_cb_data
*data
;
1641 data
= malloc(sizeof(struct nfs_cb_data
));
1643 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1646 memset(data
, 0, sizeof(struct nfs_cb_data
));
1649 data
->private_data
= private_data
;
1651 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1652 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1653 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1654 free_nfs_cb_data(data
);
1666 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1668 struct nfs_cb_data
*data
= private_data
;
1669 struct nfs_context
*nfs
= data
->nfs
;
1672 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1674 if (status
== RPC_STATUS_ERROR
) {
1675 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1676 free_nfs_cb_data(data
);
1679 if (status
== RPC_STATUS_CANCEL
) {
1680 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1681 free_nfs_cb_data(data
);
1686 if (res
->status
!= NFS3_OK
) {
1687 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1688 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1689 free_nfs_cb_data(data
);
1693 data
->cb(0, nfs
, NULL
, data
->private_data
);
1694 free_nfs_cb_data(data
);
1697 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1699 struct nfs_cb_data
*data
;
1702 data
= malloc(sizeof(struct nfs_cb_data
));
1704 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1707 memset(data
, 0, sizeof(struct nfs_cb_data
));
1710 data
->private_data
= private_data
;
1712 memset(&args
, 0, sizeof(SETATTR3args
));
1713 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1714 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1715 args
.new_attributes
.size
.set_it
= 1;
1716 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1718 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1719 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1720 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1721 free_nfs_cb_data(data
);
1731 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1733 uint64_t offset
= data
->continue_int
;
1736 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1737 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1739 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1740 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1741 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1742 free_nfs_cb_data(data
);
1745 free_nfs_cb_data(data
);
1749 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1755 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1756 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1769 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1772 struct nfs_cb_data
*data
= private_data
;
1773 struct nfs_context
*nfs
= data
->nfs
;
1774 char *str
= data
->continue_data
;
1776 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1778 str
= &str
[strlen(str
) + 1];
1780 if (status
== RPC_STATUS_ERROR
) {
1781 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1782 free_nfs_cb_data(data
);
1785 if (status
== RPC_STATUS_CANCEL
) {
1786 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1787 free_nfs_cb_data(data
);
1792 if (res
->status
!= NFS3_OK
) {
1793 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
));
1794 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1795 free_nfs_cb_data(data
);
1799 data
->cb(0, nfs
, NULL
, data
->private_data
);
1800 free_nfs_cb_data(data
);
1803 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1805 char *str
= data
->continue_data
;
1808 str
= &str
[strlen(str
) + 1];
1810 memset(&args
, 0, sizeof(MKDIR3args
));
1811 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1812 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1813 args
.where
.name
= str
;
1814 args
.attributes
.mode
.set_it
= 1;
1815 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1817 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1818 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1819 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1820 free_nfs_cb_data(data
);
1826 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1831 new_path
= strdup(path
);
1832 if (new_path
== NULL
) {
1833 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1837 ptr
= strrchr(new_path
, '/');
1839 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1844 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1845 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1846 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1860 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1863 struct nfs_cb_data
*data
= private_data
;
1864 struct nfs_context
*nfs
= data
->nfs
;
1865 char *str
= data
->continue_data
;
1867 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1869 str
= &str
[strlen(str
) + 1];
1871 if (status
== RPC_STATUS_ERROR
) {
1872 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1873 free_nfs_cb_data(data
);
1876 if (status
== RPC_STATUS_CANCEL
) {
1877 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1878 free_nfs_cb_data(data
);
1883 if (res
->status
!= NFS3_OK
) {
1884 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
));
1885 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1886 free_nfs_cb_data(data
);
1890 data
->cb(0, nfs
, NULL
, data
->private_data
);
1891 free_nfs_cb_data(data
);
1894 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1896 char *str
= data
->continue_data
;
1898 str
= &str
[strlen(str
) + 1];
1900 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1901 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1902 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1903 free_nfs_cb_data(data
);
1909 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1914 new_path
= strdup(path
);
1915 if (new_path
== NULL
) {
1916 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1920 ptr
= strrchr(new_path
, '/');
1922 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1927 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1928 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1929 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1942 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1945 struct nfs_cb_data
*data
= private_data
;
1946 struct nfs_context
*nfs
= data
->nfs
;
1947 struct nfsfh
*nfsfh
;
1948 char *str
= data
->continue_data
;
1950 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1952 if (status
== RPC_STATUS_ERROR
) {
1953 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1954 free_nfs_cb_data(data
);
1957 if (status
== RPC_STATUS_CANCEL
) {
1958 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1959 free_nfs_cb_data(data
);
1963 str
= &str
[strlen(str
) + 1];
1965 if (res
->status
!= NFS3_OK
) {
1966 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
));
1967 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1972 nfsfh
= malloc(sizeof(struct nfsfh
));
1973 if (nfsfh
== NULL
) {
1974 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1976 free_nfs_cb_data(data
);
1979 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1981 /* copy the filehandle */
1982 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
1983 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
1984 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
1986 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1987 free_nfs_cb_data(data
);
1992 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1995 struct nfs_cb_data
*data
= private_data
;
1996 struct nfs_context
*nfs
= data
->nfs
;
1997 char *str
= data
->continue_data
;
1999 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2001 if (status
== RPC_STATUS_ERROR
) {
2002 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2003 free_nfs_cb_data(data
);
2006 if (status
== RPC_STATUS_CANCEL
) {
2007 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2008 free_nfs_cb_data(data
);
2012 str
= &str
[strlen(str
) + 1];
2014 if (res
->status
!= NFS3_OK
) {
2015 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
));
2016 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2017 free_nfs_cb_data(data
);
2021 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &data
->fh
, str
, data
) != 0) {
2022 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2023 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2024 free_nfs_cb_data(data
);
2030 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2032 char *str
= data
->continue_data
;
2035 str
= &str
[strlen(str
) + 1];
2037 memset(&args
, 0, sizeof(CREATE3args
));
2038 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2039 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2040 args
.where
.name
= str
;
2041 args
.how
.mode
= UNCHECKED
;
2042 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2043 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2045 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2046 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2047 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2048 free_nfs_cb_data(data
);
2054 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2059 new_path
= strdup(path
);
2060 if (new_path
== NULL
) {
2061 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2065 ptr
= strrchr(new_path
, '/');
2067 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2072 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2073 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2074 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2087 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2090 struct nfs_cb_data
*data
= private_data
;
2091 struct nfs_context
*nfs
= data
->nfs
;
2092 char *str
= data
->continue_data
;
2094 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2096 str
= &str
[strlen(str
) + 1];
2098 if (status
== RPC_STATUS_ERROR
) {
2099 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2100 free_nfs_cb_data(data
);
2103 if (status
== RPC_STATUS_CANCEL
) {
2104 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2105 free_nfs_cb_data(data
);
2110 if (res
->status
!= NFS3_OK
) {
2111 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
));
2112 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2113 free_nfs_cb_data(data
);
2117 data
->cb(0, nfs
, NULL
, data
->private_data
);
2118 free_nfs_cb_data(data
);
2121 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2123 char *str
= data
->continue_data
;
2125 str
= &str
[strlen(str
) + 1];
2127 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2128 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2129 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2130 free_nfs_cb_data(data
);
2136 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2141 new_path
= strdup(path
);
2142 if (new_path
== NULL
) {
2143 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2147 ptr
= strrchr(new_path
, '/');
2149 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2154 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2155 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2156 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2167 struct mknod_cb_data
{
2174 static void free_mknod_cb_data(void *ptr
)
2176 struct mknod_cb_data
*data
= ptr
;
2182 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2185 struct nfs_cb_data
*data
= private_data
;
2186 struct nfs_context
*nfs
= data
->nfs
;
2187 char *str
= data
->continue_data
;
2189 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2191 str
= &str
[strlen(str
) + 1];
2193 if (status
== RPC_STATUS_ERROR
) {
2194 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2195 free_nfs_cb_data(data
);
2198 if (status
== RPC_STATUS_CANCEL
) {
2199 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2200 free_nfs_cb_data(data
);
2205 if (res
->status
!= NFS3_OK
) {
2206 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
));
2207 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2208 free_nfs_cb_data(data
);
2212 data
->cb(0, nfs
, NULL
, data
->private_data
);
2213 free_nfs_cb_data(data
);
2216 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2218 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2219 char *str
= cb_data
->path
;
2221 str
= &str
[strlen(str
) + 1];
2223 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2224 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2225 free_nfs_cb_data(data
);
2231 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2234 struct mknod_cb_data
*cb_data
;
2236 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2237 if (cb_data
== NULL
) {
2238 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2242 cb_data
->path
= strdup(path
);
2243 if (cb_data
->path
== NULL
) {
2244 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2249 ptr
= strrchr(cb_data
->path
, '/');
2251 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2256 cb_data
->mode
= mode
;
2257 cb_data
->major
= major(dev
);
2258 cb_data
->minor
= minor(dev
);
2260 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2261 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2262 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2263 free_mknod_cb_data(cb_data
);
2274 /* ReadDirPlus Emulation Callback data */
2275 struct rdpe_cb_data
{
2278 struct nfs_cb_data
*data
;
2281 /* ReadDirPlus Emulation LOOKUP Callback data */
2282 struct rdpe_lookup_cb_data
{
2283 struct rdpe_cb_data
*rdpe_cb_data
;
2284 struct nfsdirent
*nfsdirent
;
2287 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2288 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2290 LOOKUP3res
*res
= command_data
;
2291 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2292 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2293 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2294 struct nfsdir
*nfsdir
= data
->continue_data
;
2295 struct nfs_context
*nfs
= data
->nfs
;
2296 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2298 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2300 free(rdpe_lookup_cb_data
);
2302 rdpe_cb_data
->getattrcount
--;
2304 if (status
== RPC_STATUS_ERROR
) {
2305 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2307 if (status
== RPC_STATUS_CANCEL
) {
2308 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2310 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2311 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2313 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2314 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2315 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2317 nfsdirent
->type
= attributes
->type
;
2318 nfsdirent
->mode
= attributes
->mode
;
2319 nfsdirent
->size
= attributes
->size
;
2321 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2322 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2323 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2324 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2325 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2326 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2330 if (rdpe_cb_data
->getattrcount
== 0) {
2331 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2332 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2333 nfs_free_nfsdir(nfsdir
);
2335 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2339 data
->continue_data
= NULL
;
2340 free_nfs_cb_data(data
);
2344 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2346 READDIR3res
*res
= command_data
;
2347 struct nfs_cb_data
*data
= private_data
;
2348 struct nfs_context
*nfs
= data
->nfs
;
2349 struct nfsdir
*nfsdir
= data
->continue_data
;
2350 struct nfsdirent
*nfsdirent
;
2351 struct entry3
*entry
;
2353 struct rdpe_cb_data
*rdpe_cb_data
;
2355 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2357 if (status
== RPC_STATUS_ERROR
) {
2358 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2359 nfs_free_nfsdir(nfsdir
);
2360 data
->continue_data
= NULL
;
2361 free_nfs_cb_data(data
);
2365 if (status
== RPC_STATUS_CANCEL
) {
2366 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2367 nfs_free_nfsdir(nfsdir
);
2368 data
->continue_data
= NULL
;
2369 free_nfs_cb_data(data
);
2373 if (res
->status
!= NFS3_OK
) {
2374 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
));
2375 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2376 nfs_free_nfsdir(nfsdir
);
2377 data
->continue_data
= NULL
;
2378 free_nfs_cb_data(data
);
2382 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2383 while (entry
!= NULL
) {
2384 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2385 if (nfsdirent
== NULL
) {
2386 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2387 nfs_free_nfsdir(nfsdir
);
2388 data
->continue_data
= NULL
;
2389 free_nfs_cb_data(data
);
2392 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2393 nfsdirent
->name
= strdup(entry
->name
);
2394 if (nfsdirent
->name
== NULL
) {
2395 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2396 nfs_free_nfsdir(nfsdir
);
2397 data
->continue_data
= NULL
;
2398 free_nfs_cb_data(data
);
2401 nfsdirent
->inode
= entry
->fileid
;
2403 nfsdirent
->next
= nfsdir
->entries
;
2404 nfsdir
->entries
= nfsdirent
;
2406 cookie
= entry
->cookie
;
2407 entry
= entry
->nextentry
;
2410 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2411 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2412 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2413 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2414 nfs_free_nfsdir(nfsdir
);
2415 data
->continue_data
= NULL
;
2416 free_nfs_cb_data(data
);
2422 /* steal the dirhandle */
2423 nfsdir
->current
= nfsdir
->entries
;
2425 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2426 rdpe_cb_data
->getattrcount
= 0;
2427 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2428 rdpe_cb_data
->data
= data
;
2429 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2430 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2432 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2433 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2434 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2436 if (rpc_nfs_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &data
->fh
, nfsdirent
->name
, rdpe_lookup_cb_data
) != 0) {
2437 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2439 /* if we have already commands in flight, we cant just stop, we have to wait for the
2440 * commands in flight to complete
2442 if (rdpe_cb_data
->getattrcount
> 0) {
2443 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2444 free(rdpe_lookup_cb_data
);
2448 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2449 nfs_free_nfsdir(nfsdir
);
2450 data
->continue_data
= NULL
;
2451 free_nfs_cb_data(data
);
2452 free(rdpe_lookup_cb_data
);
2456 rdpe_cb_data
->getattrcount
++;
2461 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2463 READDIRPLUS3res
*res
= command_data
;
2464 struct nfs_cb_data
*data
= private_data
;
2465 struct nfs_context
*nfs
= data
->nfs
;
2466 struct nfsdir
*nfsdir
= data
->continue_data
;
2467 struct entryplus3
*entry
;
2470 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2472 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2475 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2476 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2477 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2478 nfs_free_nfsdir(nfsdir
);
2479 data
->continue_data
= NULL
;
2480 free_nfs_cb_data(data
);
2486 if (status
== RPC_STATUS_CANCEL
) {
2487 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2488 nfs_free_nfsdir(nfsdir
);
2489 data
->continue_data
= NULL
;
2490 free_nfs_cb_data(data
);
2494 if (res
->status
!= NFS3_OK
) {
2495 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
));
2496 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2497 nfs_free_nfsdir(nfsdir
);
2498 data
->continue_data
= NULL
;
2499 free_nfs_cb_data(data
);
2503 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2504 while (entry
!= NULL
) {
2505 struct nfsdirent
*nfsdirent
;
2507 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2508 if (nfsdirent
== NULL
) {
2509 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2510 nfs_free_nfsdir(nfsdir
);
2511 data
->continue_data
= NULL
;
2512 free_nfs_cb_data(data
);
2515 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2516 nfsdirent
->name
= strdup(entry
->name
);
2517 if (nfsdirent
->name
== NULL
) {
2518 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2519 nfs_free_nfsdir(nfsdir
);
2520 data
->continue_data
= NULL
;
2521 free_nfs_cb_data(data
);
2524 nfsdirent
->inode
= entry
->fileid
;
2525 if (entry
->name_attributes
.attributes_follow
) {
2526 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2527 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2528 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2530 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2531 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2532 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2533 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2534 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2535 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2538 nfsdirent
->next
= nfsdir
->entries
;
2539 nfsdir
->entries
= nfsdirent
;
2541 cookie
= entry
->cookie
;
2542 entry
= entry
->nextentry
;
2545 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2546 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2547 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2548 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2549 nfs_free_nfsdir(nfsdir
);
2550 data
->continue_data
= NULL
;
2551 free_nfs_cb_data(data
);
2557 /* steal the dirhandle */
2558 data
->continue_data
= NULL
;
2559 nfsdir
->current
= nfsdir
->entries
;
2561 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2562 free_nfs_cb_data(data
);
2565 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2569 memset(cv
, 0, sizeof(cookieverf3
));
2570 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2571 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2572 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2573 free_nfs_cb_data(data
);
2579 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2581 struct nfsdir
*nfsdir
;
2583 nfsdir
= malloc(sizeof(struct nfsdir
));
2584 if (nfsdir
== NULL
) {
2585 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2588 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2590 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2591 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2599 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2601 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2603 if (nfsdir
->current
!= NULL
) {
2604 nfsdir
->current
= nfsdir
->current
->next
;
2610 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2612 nfs_free_nfsdir(nfsdir
);
2624 struct lseek_cb_data
{
2625 struct nfs_context
*nfs
;
2626 struct nfsfh
*nfsfh
;
2632 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2635 struct lseek_cb_data
*data
= private_data
;
2636 struct nfs_context
*nfs
= data
->nfs
;
2638 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2640 if (status
== RPC_STATUS_ERROR
) {
2641 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2645 if (status
== RPC_STATUS_CANCEL
) {
2646 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2652 if (res
->status
!= NFS3_OK
) {
2653 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2654 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2659 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2660 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2664 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2666 struct lseek_cb_data
*data
;
2668 if (whence
== SEEK_SET
) {
2669 nfsfh
->offset
= offset
;
2670 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2673 if (whence
== SEEK_CUR
) {
2674 nfsfh
->offset
+= offset
;
2675 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2679 data
= malloc(sizeof(struct lseek_cb_data
));
2681 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2686 data
->nfsfh
= nfsfh
;
2687 data
->offset
= offset
;
2689 data
->private_data
= private_data
;
2691 if (rpc_nfs_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &nfsfh
->fh
, data
) != 0) {
2692 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2705 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2708 struct nfs_cb_data
*data
= private_data
;
2709 struct nfs_context
*nfs
= data
->nfs
;
2710 struct statvfs svfs
;
2712 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2714 if (status
== RPC_STATUS_ERROR
) {
2715 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2716 free_nfs_cb_data(data
);
2719 if (status
== RPC_STATUS_CANCEL
) {
2720 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2721 free_nfs_cb_data(data
);
2726 if (res
->status
!= NFS3_OK
) {
2727 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
));
2728 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2729 free_nfs_cb_data(data
);
2733 svfs
.f_bsize
= 4096;
2734 svfs
.f_frsize
= 4096;
2735 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2736 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2737 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2738 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2739 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2740 #if !defined(ANDROID)
2741 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2744 svfs
.f_namemax
= 256;
2747 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2748 free_nfs_cb_data(data
);
2751 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2753 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2754 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2755 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2756 free_nfs_cb_data(data
);
2762 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2764 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2765 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2778 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2781 struct nfs_cb_data
*data
= private_data
;
2782 struct nfs_context
*nfs
= data
->nfs
;
2784 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2786 if (status
== RPC_STATUS_ERROR
) {
2787 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2788 free_nfs_cb_data(data
);
2791 if (status
== RPC_STATUS_CANCEL
) {
2792 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2793 free_nfs_cb_data(data
);
2798 if (res
->status
!= NFS3_OK
) {
2799 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
));
2800 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2801 free_nfs_cb_data(data
);
2806 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2807 free_nfs_cb_data(data
);
2810 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2814 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2815 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2817 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2818 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2819 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2820 free_nfs_cb_data(data
);
2826 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2828 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2829 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2842 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2844 struct nfs_cb_data
*data
= private_data
;
2845 struct nfs_context
*nfs
= data
->nfs
;
2848 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2850 if (status
== RPC_STATUS_ERROR
) {
2851 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2852 free_nfs_cb_data(data
);
2855 if (status
== RPC_STATUS_CANCEL
) {
2856 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2857 free_nfs_cb_data(data
);
2862 if (res
->status
!= NFS3_OK
) {
2863 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2864 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2865 free_nfs_cb_data(data
);
2869 data
->cb(0, nfs
, NULL
, data
->private_data
);
2870 free_nfs_cb_data(data
);
2873 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2877 memset(&args
, 0, sizeof(SETATTR3args
));
2878 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2879 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2880 args
.new_attributes
.mode
.set_it
= 1;
2881 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2883 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2884 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2885 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2886 free_nfs_cb_data(data
);
2893 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2895 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2896 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2906 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2908 struct nfs_cb_data
*data
;
2910 data
= malloc(sizeof(struct nfs_cb_data
));
2912 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2915 memset(data
, 0, sizeof(struct nfs_cb_data
));
2918 data
->private_data
= private_data
;
2919 data
->continue_int
= mode
;
2920 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2921 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
2922 if (data
->fh
.data
.data_val
== NULL
) {
2923 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
2924 free_nfs_cb_data(data
);
2927 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
2929 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
2930 free_nfs_cb_data(data
);
2942 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2944 struct nfs_cb_data
*data
= private_data
;
2945 struct nfs_context
*nfs
= data
->nfs
;
2948 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2950 if (status
== RPC_STATUS_ERROR
) {
2951 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2952 free_nfs_cb_data(data
);
2955 if (status
== RPC_STATUS_CANCEL
) {
2956 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2957 free_nfs_cb_data(data
);
2962 if (res
->status
!= NFS3_OK
) {
2963 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2964 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2965 free_nfs_cb_data(data
);
2969 data
->cb(0, nfs
, NULL
, data
->private_data
);
2970 free_nfs_cb_data(data
);
2973 struct nfs_chown_data
{
2978 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2981 struct nfs_chown_data
*chown_data
= data
->continue_data
;
2983 memset(&args
, 0, sizeof(SETATTR3args
));
2984 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2985 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2986 if (chown_data
->uid
!= (uid_t
)-1) {
2987 args
.new_attributes
.uid
.set_it
= 1;
2988 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
2990 if (chown_data
->gid
!= (gid_t
)-1) {
2991 args
.new_attributes
.gid
.set_it
= 1;
2992 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
2995 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
2996 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2997 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2998 free_nfs_cb_data(data
);
3005 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3007 struct nfs_chown_data
*chown_data
;
3009 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3010 if (chown_data
== NULL
) {
3011 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3015 chown_data
->uid
= uid
;
3016 chown_data
->gid
= gid
;
3018 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3019 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3030 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3032 struct nfs_cb_data
*data
;
3033 struct nfs_chown_data
*chown_data
;
3035 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3036 if (chown_data
== NULL
) {
3037 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3041 chown_data
->uid
= uid
;
3042 chown_data
->gid
= gid
;
3045 data
= malloc(sizeof(struct nfs_cb_data
));
3047 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3050 memset(data
, 0, sizeof(struct nfs_cb_data
));
3053 data
->private_data
= private_data
;
3054 data
->continue_data
= chown_data
;
3055 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3056 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3057 if (data
->fh
.data
.data_val
== NULL
) {
3058 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3059 free_nfs_cb_data(data
);
3062 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3065 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3066 free_nfs_cb_data(data
);
3080 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3082 struct nfs_cb_data
*data
= private_data
;
3083 struct nfs_context
*nfs
= data
->nfs
;
3086 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3088 if (status
== RPC_STATUS_ERROR
) {
3089 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3090 free_nfs_cb_data(data
);
3093 if (status
== RPC_STATUS_CANCEL
) {
3094 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3095 free_nfs_cb_data(data
);
3100 if (res
->status
!= NFS3_OK
) {
3101 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3102 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3103 free_nfs_cb_data(data
);
3107 data
->cb(0, nfs
, NULL
, data
->private_data
);
3108 free_nfs_cb_data(data
);
3111 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3114 struct timeval
*utimes_data
= data
->continue_data
;
3116 memset(&args
, 0, sizeof(SETATTR3args
));
3117 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3118 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3119 if (utimes_data
!= NULL
) {
3120 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3121 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3122 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3123 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3124 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3125 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3127 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3128 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3131 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3132 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3133 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3134 free_nfs_cb_data(data
);
3141 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3143 struct timeval
*new_times
= NULL
;
3145 if (times
!= NULL
) {
3146 new_times
= malloc(sizeof(struct timeval
)*2);
3147 if (new_times
== NULL
) {
3148 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3152 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3155 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3156 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3166 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3168 struct timeval
*new_times
= NULL
;
3170 if (times
!= NULL
) {
3171 new_times
= malloc(sizeof(struct timeval
)*2);
3172 if (new_times
== NULL
) {
3173 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3177 new_times
[0].tv_sec
= times
->actime
;
3178 new_times
[0].tv_usec
= 0;
3179 new_times
[1].tv_sec
= times
->modtime
;
3180 new_times
[1].tv_usec
= 0;
3183 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3184 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3195 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3198 struct nfs_cb_data
*data
= private_data
;
3199 struct nfs_context
*nfs
= data
->nfs
;
3200 unsigned int nfsmode
= 0;
3202 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3204 if (status
== RPC_STATUS_ERROR
) {
3205 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3206 free_nfs_cb_data(data
);
3209 if (status
== RPC_STATUS_CANCEL
) {
3210 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3211 free_nfs_cb_data(data
);
3216 if (res
->status
!= NFS3_OK
) {
3217 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
));
3218 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3219 free_nfs_cb_data(data
);
3223 if (data
->continue_int
& R_OK
) {
3224 nfsmode
|= ACCESS3_READ
;
3226 if (data
->continue_int
& W_OK
) {
3227 nfsmode
|= ACCESS3_MODIFY
;
3229 if (data
->continue_int
& X_OK
) {
3230 nfsmode
|= ACCESS3_EXECUTE
;
3233 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3234 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3235 nfsmode
&ACCESS3_READ
?'r':'-',
3236 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3237 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3238 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3239 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3240 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3241 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3242 free_nfs_cb_data(data
);
3246 data
->cb(0, nfs
, NULL
, data
->private_data
);
3247 free_nfs_cb_data(data
);
3250 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3254 if (data
->continue_int
& R_OK
) {
3255 nfsmode
|= ACCESS3_READ
;
3257 if (data
->continue_int
& W_OK
) {
3258 nfsmode
|= ACCESS3_MODIFY
;
3260 if (data
->continue_int
& X_OK
) {
3261 nfsmode
|= ACCESS3_EXECUTE
;
3264 if (rpc_nfs_access_async(nfs
->rpc
, nfs_access_cb
, &data
->fh
, nfsmode
, data
) != 0) {
3265 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3266 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3267 free_nfs_cb_data(data
);
3273 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3275 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3276 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3288 struct nfs_symlink_data
{
3290 char *newpathparent
;
3291 char *newpathobject
;
3294 static void free_nfs_symlink_data(void *mem
)
3296 struct nfs_symlink_data
*data
= mem
;
3298 if (data
->oldpath
!= NULL
) {
3299 free(data
->oldpath
);
3301 if (data
->newpathparent
!= NULL
) {
3302 free(data
->newpathparent
);
3304 if (data
->newpathobject
!= NULL
) {
3305 free(data
->newpathobject
);
3310 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3313 struct nfs_cb_data
*data
= private_data
;
3314 struct nfs_context
*nfs
= data
->nfs
;
3315 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3317 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3319 if (status
== RPC_STATUS_ERROR
) {
3320 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3321 free_nfs_cb_data(data
);
3324 if (status
== RPC_STATUS_CANCEL
) {
3325 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3326 free_nfs_cb_data(data
);
3331 if (res
->status
!= NFS3_OK
) {
3332 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
));
3333 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3334 free_nfs_cb_data(data
);
3338 data
->cb(0, nfs
, NULL
, data
->private_data
);
3339 free_nfs_cb_data(data
);
3342 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3344 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3347 memset(&sa
, 0, sizeof(SYMLINK3args
));
3348 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3349 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3350 sa
.where
.name
= symlink_data
->newpathobject
;
3351 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3352 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
;
3353 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3355 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3356 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3357 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3358 free_nfs_cb_data(data
);
3364 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3367 struct nfs_symlink_data
*symlink_data
;
3369 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3370 if (symlink_data
== NULL
) {
3371 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3374 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3376 symlink_data
->oldpath
= strdup(oldpath
);
3377 if (symlink_data
->oldpath
== NULL
) {
3378 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3379 free_nfs_symlink_data(symlink_data
);
3383 symlink_data
->newpathparent
= strdup(newpath
);
3384 if (symlink_data
->newpathparent
== NULL
) {
3385 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3386 free_nfs_symlink_data(symlink_data
);
3390 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3392 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3393 free_nfs_symlink_data(symlink_data
);
3399 symlink_data
->newpathobject
= strdup(ptr
);
3400 if (symlink_data
->newpathobject
== NULL
) {
3401 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3402 free_nfs_symlink_data(symlink_data
);
3406 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3407 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3419 struct nfs_rename_data
{
3422 struct nfs_fh3 olddir
;
3425 struct nfs_fh3 newdir
;
3428 static void free_nfs_rename_data(void *mem
)
3430 struct nfs_rename_data
*data
= mem
;
3432 if (data
->oldpath
!= NULL
) {
3433 free(data
->oldpath
);
3435 if (data
->olddir
.data
.data_val
!= NULL
) {
3436 free(data
->olddir
.data
.data_val
);
3438 if (data
->newpath
!= NULL
) {
3439 free(data
->newpath
);
3441 if (data
->newdir
.data
.data_val
!= NULL
) {
3442 free(data
->newdir
.data
.data_val
);
3447 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3450 struct nfs_cb_data
*data
= private_data
;
3451 struct nfs_context
*nfs
= data
->nfs
;
3452 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3454 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3456 if (status
== RPC_STATUS_ERROR
) {
3457 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3458 free_nfs_cb_data(data
);
3461 if (status
== RPC_STATUS_CANCEL
) {
3462 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3463 free_nfs_cb_data(data
);
3468 if (res
->status
!= NFS3_OK
) {
3469 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
));
3470 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3471 free_nfs_cb_data(data
);
3475 data
->cb(0, nfs
, NULL
, data
->private_data
);
3476 free_nfs_cb_data(data
);
3479 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3481 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3483 /* steal the filehandle */
3484 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3485 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3486 data
->fh
.data
.data_val
= NULL
;
3488 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3489 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3490 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3491 free_nfs_cb_data(data
);
3498 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3500 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3502 /* steal the filehandle */
3503 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3504 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3505 data
->fh
.data
.data_val
= NULL
;
3507 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) {
3508 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3509 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3510 free_nfs_cb_data(data
);
3513 data
->continue_data
= NULL
;
3514 free_nfs_cb_data(data
);
3520 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3523 struct nfs_rename_data
*rename_data
;
3525 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3526 if (rename_data
== NULL
) {
3527 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3530 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3532 rename_data
->oldpath
= strdup(oldpath
);
3533 if (rename_data
->oldpath
== NULL
) {
3534 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3535 free_nfs_rename_data(rename_data
);
3538 ptr
= strrchr(rename_data
->oldpath
, '/');
3540 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3541 free_nfs_rename_data(rename_data
);
3546 rename_data
->oldobject
= ptr
;
3549 rename_data
->newpath
= strdup(newpath
);
3550 if (rename_data
->newpath
== NULL
) {
3551 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3552 free_nfs_rename_data(rename_data
);
3555 ptr
= strrchr(rename_data
->newpath
, '/');
3557 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3558 free_nfs_rename_data(rename_data
);
3563 rename_data
->newobject
= ptr
;
3566 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3567 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3578 struct nfs_link_data
{
3580 struct nfs_fh3 oldfh
;
3583 struct nfs_fh3 newdir
;
3586 static void free_nfs_link_data(void *mem
)
3588 struct nfs_link_data
*data
= mem
;
3590 if (data
->oldpath
!= NULL
) {
3591 free(data
->oldpath
);
3593 if (data
->oldfh
.data
.data_val
!= NULL
) {
3594 free(data
->oldfh
.data
.data_val
);
3596 if (data
->newpath
!= NULL
) {
3597 free(data
->newpath
);
3599 if (data
->newdir
.data
.data_val
!= NULL
) {
3600 free(data
->newdir
.data
.data_val
);
3605 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3608 struct nfs_cb_data
*data
= private_data
;
3609 struct nfs_context
*nfs
= data
->nfs
;
3610 struct nfs_link_data
*link_data
= data
->continue_data
;
3612 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3614 if (status
== RPC_STATUS_ERROR
) {
3615 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3616 free_nfs_cb_data(data
);
3619 if (status
== RPC_STATUS_CANCEL
) {
3620 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3621 free_nfs_cb_data(data
);
3626 if (res
->status
!= NFS3_OK
) {
3627 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
));
3628 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3629 free_nfs_cb_data(data
);
3633 data
->cb(0, nfs
, NULL
, data
->private_data
);
3634 free_nfs_cb_data(data
);
3637 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3639 struct nfs_link_data
*link_data
= data
->continue_data
;
3641 /* steal the filehandle */
3642 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3643 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3644 data
->fh
.data
.data_val
= NULL
;
3646 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3647 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3648 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3649 free_nfs_cb_data(data
);
3656 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3658 struct nfs_link_data
*link_data
= data
->continue_data
;
3660 /* steal the filehandle */
3661 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3662 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3663 data
->fh
.data
.data_val
= NULL
;
3665 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) {
3666 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3667 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3668 free_nfs_cb_data(data
);
3671 data
->continue_data
= NULL
;
3672 free_nfs_cb_data(data
);
3678 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3681 struct nfs_link_data
*link_data
;
3683 link_data
= malloc(sizeof(struct nfs_link_data
));
3684 if (link_data
== NULL
) {
3685 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3688 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3690 link_data
->oldpath
= strdup(oldpath
);
3691 if (link_data
->oldpath
== NULL
) {
3692 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3693 free_nfs_link_data(link_data
);
3697 link_data
->newpath
= strdup(newpath
);
3698 if (link_data
->newpath
== NULL
) {
3699 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3700 free_nfs_link_data(link_data
);
3703 ptr
= strrchr(link_data
->newpath
, '/');
3705 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3706 free_nfs_link_data(link_data
);
3711 link_data
->newobject
= ptr
;
3714 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3715 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3723 //qqq replace later with lseek()
3724 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3726 return nfsfh
->offset
;
3732 * Get the maximum supported READ3 size by the server
3734 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3736 return nfs
->readmax
;
3740 * Get the maximum supported WRITE3 size by the server
3742 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3744 return nfs
->writemax
;
3747 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3752 va_start(ap
, error_string
);
3754 vsnprintf(str
, 1024, error_string
, ap
);
3755 if (nfs
->rpc
->error_string
!= NULL
) {
3756 free(nfs
->rpc
->error_string
);
3758 nfs
->rpc
->error_string
= str
;
3764 struct mount_cb_data
{
3770 static void free_mount_cb_data(struct mount_cb_data
*data
)
3772 if (data
->server
!= NULL
) {
3774 data
->server
= NULL
;
3780 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3782 struct mount_cb_data
*data
= private_data
;
3784 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3786 if (status
== RPC_STATUS_ERROR
) {
3787 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3788 free_mount_cb_data(data
);
3791 if (status
== RPC_STATUS_CANCEL
) {
3792 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3793 free_mount_cb_data(data
);
3797 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3798 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3799 rpc_set_error(rpc
, "Failed to disconnect\n");
3801 free_mount_cb_data(data
);
3804 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3806 struct mount_cb_data
*data
= private_data
;
3808 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3810 /* Dont want any more callbacks even if the socket is closed */
3811 rpc
->connect_cb
= NULL
;
3813 if (status
== RPC_STATUS_ERROR
) {
3814 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3815 free_mount_cb_data(data
);
3818 if (status
== RPC_STATUS_CANCEL
) {
3819 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3820 free_mount_cb_data(data
);
3824 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3825 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3826 free_mount_cb_data(data
);
3831 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3833 struct mount_cb_data
*data
= private_data
;
3834 uint32_t mount_port
;
3836 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3838 if (status
== RPC_STATUS_ERROR
) {
3839 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3840 free_mount_cb_data(data
);
3843 if (status
== RPC_STATUS_CANCEL
) {
3844 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3845 free_mount_cb_data(data
);
3849 mount_port
= *(uint32_t *)command_data
;
3850 if (mount_port
== 0) {
3851 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3852 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3853 free_mount_cb_data(data
);
3857 rpc_disconnect(rpc
, "normal disconnect");
3858 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3859 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3860 free_mount_cb_data(data
);
3865 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3867 struct mount_cb_data
*data
= private_data
;
3869 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3871 if (status
== RPC_STATUS_ERROR
) {
3872 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3873 free_mount_cb_data(data
);
3876 if (status
== RPC_STATUS_CANCEL
) {
3877 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3878 free_mount_cb_data(data
);
3882 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3883 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3884 free_mount_cb_data(data
);
3889 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3891 struct mount_cb_data
*data
= private_data
;
3893 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3895 /* Dont want any more callbacks even if the socket is closed */
3896 rpc
->connect_cb
= NULL
;
3898 if (status
== RPC_STATUS_ERROR
) {
3899 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3900 free_mount_cb_data(data
);
3903 if (status
== RPC_STATUS_CANCEL
) {
3904 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3905 free_mount_cb_data(data
);
3909 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3910 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3911 free_mount_cb_data(data
);
3916 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
3918 struct mount_cb_data
*data
;
3920 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3922 data
= malloc(sizeof(struct mount_cb_data
));
3926 memset(data
, 0, sizeof(struct mount_cb_data
));
3928 data
->private_data
= private_data
;
3929 data
->server
= strdup(server
);
3930 if (data
->server
== NULL
) {
3931 free_mount_cb_data(data
);
3934 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
3935 free_mount_cb_data(data
);
3942 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
3944 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
3948 const char *nfs_get_server(struct nfs_context
*nfs
) {
3952 const char *nfs_get_export(struct nfs_context
*nfs
) {
3956 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
3957 return &nfs
->rootfh
;
3960 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {