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
;
573 struct GETATTR3args args
;
575 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
577 if (status
== RPC_STATUS_ERROR
) {
578 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
579 free_nfs_cb_data(data
);
582 if (status
== RPC_STATUS_CANCEL
) {
583 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
584 free_nfs_cb_data(data
);
588 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
589 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
591 memset(&args
, 0, sizeof(GETATTR3args
));
592 args
.object
.data
.data_len
= nfs
->rootfh
.data
.data_len
;
593 args
.object
.data
.data_val
= nfs
->rootfh
.data
.data_val
;
595 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
596 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
597 free_nfs_cb_data(data
);
602 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
604 struct nfs_cb_data
*data
= private_data
;
605 struct nfs_context
*nfs
= data
->nfs
;
607 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
609 if (status
== RPC_STATUS_ERROR
) {
610 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
611 free_nfs_cb_data(data
);
614 if (status
== RPC_STATUS_CANCEL
) {
615 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
616 free_nfs_cb_data(data
);
620 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
621 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
622 free_nfs_cb_data(data
);
628 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
630 struct nfs_cb_data
*data
= private_data
;
631 struct nfs_context
*nfs
= data
->nfs
;
633 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
635 /* Dont want any more callbacks even if the socket is closed */
636 rpc
->connect_cb
= NULL
;
638 if (status
== RPC_STATUS_ERROR
) {
639 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
640 free_nfs_cb_data(data
);
643 if (status
== RPC_STATUS_CANCEL
) {
644 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
645 free_nfs_cb_data(data
);
649 if (rpc_nfs_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
650 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
651 free_nfs_cb_data(data
);
657 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
659 struct nfs_cb_data
*data
= private_data
;
660 struct nfs_context
*nfs
= data
->nfs
;
663 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
665 if (status
== RPC_STATUS_ERROR
) {
666 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
667 free_nfs_cb_data(data
);
670 if (status
== RPC_STATUS_CANCEL
) {
671 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
672 free_nfs_cb_data(data
);
677 if (res
->fhs_status
!= MNT3_OK
) {
678 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
));
679 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
680 free_nfs_cb_data(data
);
684 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
685 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
686 if (nfs
->rootfh
.data
.data_val
== NULL
) {
687 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
688 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
689 free_nfs_cb_data(data
);
692 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
694 rpc_disconnect(rpc
, "normal disconnect");
695 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
696 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
697 free_nfs_cb_data(data
);
700 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
701 rpc_set_autoreconnect(rpc
);
705 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
707 struct nfs_cb_data
*data
= private_data
;
708 struct nfs_context
*nfs
= data
->nfs
;
710 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
712 if (status
== RPC_STATUS_ERROR
) {
713 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
714 free_nfs_cb_data(data
);
717 if (status
== RPC_STATUS_CANCEL
) {
718 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
719 free_nfs_cb_data(data
);
723 if (rpc_mount_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
724 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
725 free_nfs_cb_data(data
);
730 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
732 struct nfs_cb_data
*data
= private_data
;
733 struct nfs_context
*nfs
= data
->nfs
;
735 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
737 /* Dont want any more callbacks even if the socket is closed */
738 rpc
->connect_cb
= NULL
;
740 if (status
== RPC_STATUS_ERROR
) {
741 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
742 free_nfs_cb_data(data
);
745 if (status
== RPC_STATUS_CANCEL
) {
746 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
747 free_nfs_cb_data(data
);
751 if (rpc_mount_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
752 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
753 free_nfs_cb_data(data
);
758 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
760 struct nfs_cb_data
*data
= private_data
;
761 struct nfs_context
*nfs
= data
->nfs
;
764 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
766 if (status
== RPC_STATUS_ERROR
) {
767 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
768 free_nfs_cb_data(data
);
771 if (status
== RPC_STATUS_CANCEL
) {
772 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
773 free_nfs_cb_data(data
);
777 mount_port
= *(uint32_t *)command_data
;
778 if (mount_port
== 0) {
779 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
780 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
781 free_nfs_cb_data(data
);
785 rpc_disconnect(rpc
, "normal disconnect");
786 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
787 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
788 free_nfs_cb_data(data
);
794 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
796 struct nfs_cb_data
*data
= private_data
;
797 struct nfs_context
*nfs
= data
->nfs
;
799 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
801 if (status
== RPC_STATUS_ERROR
) {
802 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
803 free_nfs_cb_data(data
);
806 if (status
== RPC_STATUS_CANCEL
) {
807 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
808 free_nfs_cb_data(data
);
812 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
813 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
814 free_nfs_cb_data(data
);
819 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
821 struct nfs_cb_data
*data
= private_data
;
822 struct nfs_context
*nfs
= data
->nfs
;
824 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
826 /* Dont want any more callbacks even if the socket is closed */
827 rpc
->connect_cb
= NULL
;
829 if (status
== RPC_STATUS_ERROR
) {
830 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
831 free_nfs_cb_data(data
);
834 if (status
== RPC_STATUS_CANCEL
) {
835 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
836 free_nfs_cb_data(data
);
840 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
841 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
842 free_nfs_cb_data(data
);
848 * Async call for mounting an nfs share and geting the root filehandle
850 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
852 struct nfs_cb_data
*data
;
853 char *new_server
, *new_export
;
855 data
= malloc(sizeof(struct nfs_cb_data
));
857 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
860 memset(data
, 0, sizeof(struct nfs_cb_data
));
861 new_server
= strdup(server
);
862 new_export
= strdup(export
);
863 if (nfs
->server
!= NULL
) {
866 nfs
->server
= new_server
;
867 if (nfs
->export
!= NULL
) {
870 nfs
->export
= new_export
;
873 data
->private_data
= private_data
;
875 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
876 rpc_set_error(nfs
->rpc
, "Failed to start connection");
877 free_nfs_cb_data(data
);
887 * Functions to first look up a path, component by component, and then finally call a specific function once
888 * the filehandle for the final component is found.
890 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
892 struct nfs_cb_data
*data
= private_data
;
893 struct nfs_context
*nfs
= data
->nfs
;
896 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
898 if (status
== RPC_STATUS_ERROR
) {
899 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
900 free_nfs_cb_data(data
);
903 if (status
== RPC_STATUS_CANCEL
) {
904 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
905 free_nfs_cb_data(data
);
910 if (res
->status
!= NFS3_OK
) {
911 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
));
912 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
913 free_nfs_cb_data(data
);
917 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
918 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
919 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
920 free_nfs_cb_data(data
);
925 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
930 while (*data
->path
== '/') {
935 str
= strchr(path
, '/');
940 while (*data
->path
!= 0) {
946 data
->fh
.data
.data_len
= fh
->data
.data_len
;
947 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
948 if (data
->fh
.data
.data_val
== NULL
) {
949 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
950 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
951 free_nfs_cb_data(data
);
954 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
955 data
->continue_cb(nfs
, data
);
960 memset(&args
, 0, sizeof(LOOKUP3args
));
961 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
962 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
963 args
.what
.name
= path
;
965 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
966 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
967 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
968 free_nfs_cb_data(data
);
974 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
)
976 struct nfs_cb_data
*data
;
978 if (path
[0] != 0 && path
[0] != '/') {
979 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
983 data
= malloc(sizeof(struct nfs_cb_data
));
985 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
988 memset(data
, 0, sizeof(struct nfs_cb_data
));
991 data
->continue_cb
= continue_cb
;
992 data
->continue_data
= continue_data
;
993 data
->free_continue_data
= free_continue_data
;
994 data
->continue_int
= continue_int
;
995 data
->private_data
= private_data
;
996 data
->saved_path
= strdup(path
);
997 if (data
->saved_path
== NULL
) {
998 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
999 free_nfs_cb_data(data
);
1002 data
->path
= data
->saved_path
;
1004 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1005 /* return 0 here since the callback will be invoked if there is a failure */
1018 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1021 struct nfs_cb_data
*data
= private_data
;
1022 struct nfs_context
*nfs
= data
->nfs
;
1025 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1027 if (status
== RPC_STATUS_ERROR
) {
1028 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1029 free_nfs_cb_data(data
);
1032 if (status
== RPC_STATUS_CANCEL
) {
1033 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1034 free_nfs_cb_data(data
);
1039 if (res
->status
!= NFS3_OK
) {
1040 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
));
1041 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1042 free_nfs_cb_data(data
);
1047 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1048 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1049 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1050 st
.st_mode
|= S_IFDIR
;
1052 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1053 st
.st_mode
|= S_IFREG
;
1055 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1056 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1057 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1059 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1061 st
.st_blksize
= 4096;
1062 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1064 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1065 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1066 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1068 data
->cb(0, nfs
, &st
, data
->private_data
);
1069 free_nfs_cb_data(data
);
1072 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1074 struct GETATTR3args args
;
1076 memset(&args
, 0, sizeof(GETATTR3args
));
1077 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1078 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1080 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1081 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1082 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1083 free_nfs_cb_data(data
);
1089 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1091 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1092 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1106 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1109 struct nfs_cb_data
*data
= private_data
;
1110 struct nfs_context
*nfs
= data
->nfs
;
1111 struct nfsfh
*nfsfh
;
1112 unsigned int nfsmode
= 0;
1114 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1116 if (status
== RPC_STATUS_ERROR
) {
1117 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1118 free_nfs_cb_data(data
);
1121 if (status
== RPC_STATUS_CANCEL
) {
1122 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1123 free_nfs_cb_data(data
);
1128 if (res
->status
!= NFS3_OK
) {
1129 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
));
1130 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1131 free_nfs_cb_data(data
);
1135 if (data
->continue_int
& O_WRONLY
) {
1136 nfsmode
|= ACCESS3_MODIFY
;
1138 if (data
->continue_int
& O_RDWR
) {
1139 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1141 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1142 nfsmode
|= ACCESS3_READ
;
1146 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1147 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1148 nfsmode
&ACCESS3_READ
?'r':'-',
1149 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1150 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1151 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1152 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1153 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1154 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1155 free_nfs_cb_data(data
);
1159 nfsfh
= malloc(sizeof(struct nfsfh
));
1160 if (nfsfh
== NULL
) {
1161 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1162 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1163 free_nfs_cb_data(data
);
1166 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1168 if (data
->continue_int
& O_SYNC
) {
1172 /* steal the filehandle */
1173 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1174 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1175 data
->fh
.data
.data_val
= NULL
;
1177 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1178 free_nfs_cb_data(data
);
1181 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1186 if (data
->continue_int
& O_WRONLY
) {
1187 nfsmode
|= ACCESS3_MODIFY
;
1189 if (data
->continue_int
& O_RDWR
) {
1190 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1192 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1193 nfsmode
|= ACCESS3_READ
;
1196 memset(&args
, 0, sizeof(ACCESS3args
));
1197 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1198 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1199 args
.access
= nfsmode
;
1201 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1202 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1203 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1204 free_nfs_cb_data(data
);
1210 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1212 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1213 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1227 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1229 struct nfs_cb_data
*data
= private_data
;
1230 struct nfs_context
*nfs
= data
->nfs
;
1233 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1235 if (status
== RPC_STATUS_ERROR
) {
1236 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1237 free_nfs_cb_data(data
);
1240 if (status
== RPC_STATUS_CANCEL
) {
1241 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1242 free_nfs_cb_data(data
);
1247 if (res
->status
!= NFS3_OK
) {
1248 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1249 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1250 free_nfs_cb_data(data
);
1254 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1255 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1256 free_nfs_cb_data(data
);
1259 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1261 struct nfs_mcb_data
*mdata
= private_data
;
1262 struct nfs_cb_data
*data
= mdata
->data
;
1263 struct nfs_context
*nfs
= data
->nfs
;
1266 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1270 if (status
== RPC_STATUS_ERROR
) {
1271 /* flag the failure but do not invoke callback until we have received all responses */
1274 if (status
== RPC_STATUS_CANCEL
) {
1275 /* flag the cancellation but do not invoke callback until we have received all responses */
1279 /* reassemble the data into the buffer */
1280 if (status
== RPC_STATUS_SUCCESS
) {
1282 if (res
->status
!= NFS3_OK
) {
1283 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1286 if (res
->READ3res_u
.resok
.count
> 0) {
1287 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1288 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1289 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1295 if (data
->num_calls
> 0) {
1296 /* still waiting for more replies */
1301 if (data
->error
!= 0) {
1302 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1303 free_nfs_cb_data(data
);
1307 if (data
->cancel
!= 0) {
1308 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1309 free_nfs_cb_data(data
);
1314 data
->nfsfh
->offset
= data
->max_offset
;
1315 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1317 free_nfs_cb_data(data
);
1321 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1323 struct nfs_cb_data
*data
;
1325 data
= malloc(sizeof(struct nfs_cb_data
));
1327 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1330 memset(data
, 0, sizeof(struct nfs_cb_data
));
1333 data
->private_data
= private_data
;
1334 data
->nfsfh
= nfsfh
;
1336 nfsfh
->offset
= offset
;
1338 if (count
<= nfs_get_readmax(nfs
)) {
1341 memset(&args
, 0, sizeof(READ3args
));
1342 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1343 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1344 args
.offset
= offset
;
1347 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1348 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1349 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1350 free_nfs_cb_data(data
);
1356 /* trying to read more than maximum server read size, we has to chop it up into smaller
1357 * reads and collect into a reassembly buffer.
1358 * we send all reads in parallel so that performance is still good.
1360 data
->max_offset
= offset
;
1361 data
->start_offset
= offset
;
1363 data
->buffer
= malloc(count
);
1364 if (data
->buffer
== NULL
) {
1365 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1366 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1367 free_nfs_cb_data(data
);
1372 uint64_t readcount
= count
;
1373 struct nfs_mcb_data
*mdata
;
1376 if (readcount
> nfs_get_readmax(nfs
)) {
1377 readcount
= nfs_get_readmax(nfs
);
1380 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1381 if (mdata
== NULL
) {
1382 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1385 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1387 mdata
->offset
= offset
;
1388 mdata
->count
= readcount
;
1390 memset(&args
, 0, sizeof(READ3args
));
1391 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1392 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1393 args
.offset
= offset
;
1394 args
.count
= readcount
;
1396 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1397 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1398 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1404 offset
+= readcount
;
1414 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1416 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1424 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1426 struct nfs_cb_data
*data
= private_data
;
1427 struct nfs_context
*nfs
= data
->nfs
;
1430 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1432 if (status
== RPC_STATUS_ERROR
) {
1433 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1434 free_nfs_cb_data(data
);
1437 if (status
== RPC_STATUS_CANCEL
) {
1438 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1439 free_nfs_cb_data(data
);
1444 if (res
->status
!= NFS3_OK
) {
1445 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1446 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1447 free_nfs_cb_data(data
);
1451 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1452 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1453 free_nfs_cb_data(data
);
1456 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1458 struct nfs_mcb_data
*mdata
= private_data
;
1459 struct nfs_cb_data
*data
= mdata
->data
;
1460 struct nfs_context
*nfs
= data
->nfs
;
1463 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1467 if (status
== RPC_STATUS_ERROR
) {
1468 /* flag the failure but do not invoke callback until we have received all responses */
1471 if (status
== RPC_STATUS_CANCEL
) {
1472 /* flag the cancellation but do not invoke callback until we have received all responses */
1476 if (status
== RPC_STATUS_SUCCESS
) {
1478 if (res
->status
!= NFS3_OK
) {
1479 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1482 if (res
->WRITE3res_u
.resok
.count
> 0) {
1483 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1484 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1490 if (data
->num_calls
> 0) {
1491 /* still waiting for more replies */
1496 if (data
->error
!= 0) {
1497 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1498 free_nfs_cb_data(data
);
1502 if (data
->cancel
!= 0) {
1503 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1504 free_nfs_cb_data(data
);
1509 data
->nfsfh
->offset
= data
->max_offset
;
1510 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1512 free_nfs_cb_data(data
);
1517 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
)
1519 struct nfs_cb_data
*data
;
1521 data
= malloc(sizeof(struct nfs_cb_data
));
1523 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1526 memset(data
, 0, sizeof(struct nfs_cb_data
));
1529 data
->private_data
= private_data
;
1530 data
->nfsfh
= nfsfh
;
1532 nfsfh
->offset
= offset
;
1534 if (count
<= nfs_get_writemax(nfs
)) {
1537 memset(&args
, 0, sizeof(WRITE3args
));
1538 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1539 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1540 args
.offset
= offset
;
1542 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1543 args
.data
.data_len
= count
;
1544 args
.data
.data_val
= buf
;
1546 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1547 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1548 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1549 free_nfs_cb_data(data
);
1555 /* trying to write more than maximum server write size, we has to chop it up into smaller
1557 * we send all writes in parallel so that performance is still good.
1559 data
->max_offset
= offset
;
1560 data
->start_offset
= offset
;
1563 uint64_t writecount
= count
;
1564 struct nfs_mcb_data
*mdata
;
1567 if (writecount
> nfs_get_writemax(nfs
)) {
1568 writecount
= nfs_get_writemax(nfs
);
1571 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1572 if (mdata
== NULL
) {
1573 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1576 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1578 mdata
->offset
= offset
;
1579 mdata
->count
= writecount
;
1581 memset(&args
, 0, sizeof(WRITE3args
));
1582 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1583 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1584 args
.offset
= offset
;
1585 args
.count
= writecount
;
1586 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1587 args
.data
.data_len
= writecount
;
1588 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1590 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1591 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1592 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1597 count
-= writecount
;
1598 offset
+= writecount
;
1608 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1610 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1620 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1622 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1623 free(nfsfh
->fh
.data
.data_val
);
1624 nfsfh
->fh
.data
.data_val
= NULL
;
1628 cb(0, nfs
, NULL
, private_data
);
1639 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1641 struct nfs_cb_data
*data
;
1642 struct GETATTR3args args
;
1644 data
= malloc(sizeof(struct nfs_cb_data
));
1646 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1649 memset(data
, 0, sizeof(struct nfs_cb_data
));
1652 data
->private_data
= private_data
;
1654 memset(&args
, 0, sizeof(GETATTR3args
));
1655 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1656 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1658 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1659 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1660 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1661 free_nfs_cb_data(data
);
1672 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1674 struct nfs_cb_data
*data
= private_data
;
1675 struct nfs_context
*nfs
= data
->nfs
;
1678 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1680 if (status
== RPC_STATUS_ERROR
) {
1681 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1682 free_nfs_cb_data(data
);
1685 if (status
== RPC_STATUS_CANCEL
) {
1686 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1687 free_nfs_cb_data(data
);
1692 if (res
->status
!= NFS3_OK
) {
1693 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1694 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1695 free_nfs_cb_data(data
);
1699 data
->cb(0, nfs
, NULL
, data
->private_data
);
1700 free_nfs_cb_data(data
);
1703 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1705 struct nfs_cb_data
*data
;
1707 data
= malloc(sizeof(struct nfs_cb_data
));
1709 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1712 memset(data
, 0, sizeof(struct nfs_cb_data
));
1715 data
->private_data
= private_data
;
1717 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1718 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1719 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1720 free_nfs_cb_data(data
);
1732 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1734 struct nfs_cb_data
*data
= private_data
;
1735 struct nfs_context
*nfs
= data
->nfs
;
1738 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1740 if (status
== RPC_STATUS_ERROR
) {
1741 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1742 free_nfs_cb_data(data
);
1745 if (status
== RPC_STATUS_CANCEL
) {
1746 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1747 free_nfs_cb_data(data
);
1752 if (res
->status
!= NFS3_OK
) {
1753 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1754 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1755 free_nfs_cb_data(data
);
1759 data
->cb(0, nfs
, NULL
, data
->private_data
);
1760 free_nfs_cb_data(data
);
1763 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1765 struct nfs_cb_data
*data
;
1768 data
= malloc(sizeof(struct nfs_cb_data
));
1770 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1773 memset(data
, 0, sizeof(struct nfs_cb_data
));
1776 data
->private_data
= private_data
;
1778 memset(&args
, 0, sizeof(SETATTR3args
));
1779 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1780 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1781 args
.new_attributes
.size
.set_it
= 1;
1782 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1784 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1785 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1786 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1787 free_nfs_cb_data(data
);
1797 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1799 uint64_t offset
= data
->continue_int
;
1802 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1803 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1805 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1806 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1807 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1808 free_nfs_cb_data(data
);
1811 free_nfs_cb_data(data
);
1815 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1821 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1822 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1835 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1838 struct nfs_cb_data
*data
= private_data
;
1839 struct nfs_context
*nfs
= data
->nfs
;
1840 char *str
= data
->continue_data
;
1842 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1844 str
= &str
[strlen(str
) + 1];
1846 if (status
== RPC_STATUS_ERROR
) {
1847 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1848 free_nfs_cb_data(data
);
1851 if (status
== RPC_STATUS_CANCEL
) {
1852 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1853 free_nfs_cb_data(data
);
1858 if (res
->status
!= NFS3_OK
) {
1859 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
));
1860 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1861 free_nfs_cb_data(data
);
1865 data
->cb(0, nfs
, NULL
, data
->private_data
);
1866 free_nfs_cb_data(data
);
1869 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1871 char *str
= data
->continue_data
;
1874 str
= &str
[strlen(str
) + 1];
1876 memset(&args
, 0, sizeof(MKDIR3args
));
1877 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1878 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1879 args
.where
.name
= str
;
1880 args
.attributes
.mode
.set_it
= 1;
1881 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1883 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1884 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1885 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1886 free_nfs_cb_data(data
);
1892 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1897 new_path
= strdup(path
);
1898 if (new_path
== NULL
) {
1899 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1903 ptr
= strrchr(new_path
, '/');
1905 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1910 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1911 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1912 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1926 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1929 struct nfs_cb_data
*data
= private_data
;
1930 struct nfs_context
*nfs
= data
->nfs
;
1931 char *str
= data
->continue_data
;
1933 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1935 str
= &str
[strlen(str
) + 1];
1937 if (status
== RPC_STATUS_ERROR
) {
1938 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1939 free_nfs_cb_data(data
);
1942 if (status
== RPC_STATUS_CANCEL
) {
1943 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1944 free_nfs_cb_data(data
);
1949 if (res
->status
!= NFS3_OK
) {
1950 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
));
1951 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1952 free_nfs_cb_data(data
);
1956 data
->cb(0, nfs
, NULL
, data
->private_data
);
1957 free_nfs_cb_data(data
);
1960 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1962 char *str
= data
->continue_data
;
1964 str
= &str
[strlen(str
) + 1];
1966 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1967 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1968 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1969 free_nfs_cb_data(data
);
1975 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1980 new_path
= strdup(path
);
1981 if (new_path
== NULL
) {
1982 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1986 ptr
= strrchr(new_path
, '/');
1988 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1993 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1994 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
1995 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2008 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2011 struct nfs_cb_data
*data
= private_data
;
2012 struct nfs_context
*nfs
= data
->nfs
;
2013 struct nfsfh
*nfsfh
;
2014 char *str
= data
->continue_data
;
2016 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2018 if (status
== RPC_STATUS_ERROR
) {
2019 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2020 free_nfs_cb_data(data
);
2023 if (status
== RPC_STATUS_CANCEL
) {
2024 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2025 free_nfs_cb_data(data
);
2029 str
= &str
[strlen(str
) + 1];
2031 if (res
->status
!= NFS3_OK
) {
2032 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
));
2033 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2038 nfsfh
= malloc(sizeof(struct nfsfh
));
2039 if (nfsfh
== NULL
) {
2040 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2041 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2042 free_nfs_cb_data(data
);
2045 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2047 /* copy the filehandle */
2048 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2049 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2050 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2052 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2053 free_nfs_cb_data(data
);
2058 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2061 struct nfs_cb_data
*data
= private_data
;
2062 struct nfs_context
*nfs
= data
->nfs
;
2063 char *str
= data
->continue_data
;
2066 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2068 if (status
== RPC_STATUS_ERROR
) {
2069 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2070 free_nfs_cb_data(data
);
2073 if (status
== RPC_STATUS_CANCEL
) {
2074 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2075 free_nfs_cb_data(data
);
2079 str
= &str
[strlen(str
) + 1];
2081 if (res
->status
!= NFS3_OK
) {
2082 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
));
2083 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2084 free_nfs_cb_data(data
);
2088 memset(&args
, 0, sizeof(LOOKUP3args
));
2089 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2090 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2091 args
.what
.name
= str
;
2093 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2094 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2095 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2096 free_nfs_cb_data(data
);
2102 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2104 char *str
= data
->continue_data
;
2107 str
= &str
[strlen(str
) + 1];
2109 memset(&args
, 0, sizeof(CREATE3args
));
2110 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2111 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2112 args
.where
.name
= str
;
2113 args
.how
.mode
= UNCHECKED
;
2114 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2115 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2117 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2118 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2119 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2120 free_nfs_cb_data(data
);
2126 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2131 new_path
= strdup(path
);
2132 if (new_path
== NULL
) {
2133 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2137 ptr
= strrchr(new_path
, '/');
2139 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2144 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2145 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2146 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2159 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2162 struct nfs_cb_data
*data
= private_data
;
2163 struct nfs_context
*nfs
= data
->nfs
;
2164 char *str
= data
->continue_data
;
2166 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2168 str
= &str
[strlen(str
) + 1];
2170 if (status
== RPC_STATUS_ERROR
) {
2171 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2172 free_nfs_cb_data(data
);
2175 if (status
== RPC_STATUS_CANCEL
) {
2176 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2177 free_nfs_cb_data(data
);
2182 if (res
->status
!= NFS3_OK
) {
2183 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
));
2184 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2185 free_nfs_cb_data(data
);
2189 data
->cb(0, nfs
, NULL
, data
->private_data
);
2190 free_nfs_cb_data(data
);
2193 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2195 char *str
= data
->continue_data
;
2197 str
= &str
[strlen(str
) + 1];
2199 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2200 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2201 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2202 free_nfs_cb_data(data
);
2208 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2213 new_path
= strdup(path
);
2214 if (new_path
== NULL
) {
2215 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2219 ptr
= strrchr(new_path
, '/');
2221 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2226 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2227 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2228 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2239 struct mknod_cb_data
{
2246 static void free_mknod_cb_data(void *ptr
)
2248 struct mknod_cb_data
*data
= ptr
;
2254 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2257 struct nfs_cb_data
*data
= private_data
;
2258 struct nfs_context
*nfs
= data
->nfs
;
2259 char *str
= data
->continue_data
;
2261 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2263 str
= &str
[strlen(str
) + 1];
2265 if (status
== RPC_STATUS_ERROR
) {
2266 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2267 free_nfs_cb_data(data
);
2270 if (status
== RPC_STATUS_CANCEL
) {
2271 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2272 free_nfs_cb_data(data
);
2277 if (res
->status
!= NFS3_OK
) {
2278 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
));
2279 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2280 free_nfs_cb_data(data
);
2284 data
->cb(0, nfs
, NULL
, data
->private_data
);
2285 free_nfs_cb_data(data
);
2288 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2290 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2291 char *str
= cb_data
->path
;
2293 str
= &str
[strlen(str
) + 1];
2295 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2296 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2297 free_nfs_cb_data(data
);
2303 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2306 struct mknod_cb_data
*cb_data
;
2308 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2309 if (cb_data
== NULL
) {
2310 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2314 cb_data
->path
= strdup(path
);
2315 if (cb_data
->path
== NULL
) {
2316 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2321 ptr
= strrchr(cb_data
->path
, '/');
2323 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2328 cb_data
->mode
= mode
;
2329 cb_data
->major
= major(dev
);
2330 cb_data
->minor
= minor(dev
);
2332 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2333 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2334 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2335 free_mknod_cb_data(cb_data
);
2346 /* ReadDirPlus Emulation Callback data */
2347 struct rdpe_cb_data
{
2350 struct nfs_cb_data
*data
;
2353 /* ReadDirPlus Emulation LOOKUP Callback data */
2354 struct rdpe_lookup_cb_data
{
2355 struct rdpe_cb_data
*rdpe_cb_data
;
2356 struct nfsdirent
*nfsdirent
;
2359 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2360 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2362 LOOKUP3res
*res
= command_data
;
2363 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2364 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2365 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2366 struct nfsdir
*nfsdir
= data
->continue_data
;
2367 struct nfs_context
*nfs
= data
->nfs
;
2368 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2370 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2372 free(rdpe_lookup_cb_data
);
2374 rdpe_cb_data
->getattrcount
--;
2376 if (status
== RPC_STATUS_ERROR
) {
2377 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2379 if (status
== RPC_STATUS_CANCEL
) {
2380 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2382 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2383 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2385 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2386 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2387 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2389 nfsdirent
->type
= attributes
->type
;
2390 nfsdirent
->mode
= attributes
->mode
;
2391 nfsdirent
->size
= attributes
->size
;
2393 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2394 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2395 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2396 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2397 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2398 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2402 if (rdpe_cb_data
->getattrcount
== 0) {
2403 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2404 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2405 nfs_free_nfsdir(nfsdir
);
2407 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2411 data
->continue_data
= NULL
;
2412 free_nfs_cb_data(data
);
2416 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2418 READDIR3res
*res
= command_data
;
2419 struct nfs_cb_data
*data
= private_data
;
2420 struct nfs_context
*nfs
= data
->nfs
;
2421 struct nfsdir
*nfsdir
= data
->continue_data
;
2422 struct nfsdirent
*nfsdirent
;
2423 struct entry3
*entry
;
2425 struct rdpe_cb_data
*rdpe_cb_data
;
2427 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2429 if (status
== RPC_STATUS_ERROR
) {
2430 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2431 nfs_free_nfsdir(nfsdir
);
2432 data
->continue_data
= NULL
;
2433 free_nfs_cb_data(data
);
2437 if (status
== RPC_STATUS_CANCEL
) {
2438 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2439 nfs_free_nfsdir(nfsdir
);
2440 data
->continue_data
= NULL
;
2441 free_nfs_cb_data(data
);
2445 if (res
->status
!= NFS3_OK
) {
2446 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
));
2447 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2448 nfs_free_nfsdir(nfsdir
);
2449 data
->continue_data
= NULL
;
2450 free_nfs_cb_data(data
);
2454 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2455 while (entry
!= NULL
) {
2456 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2457 if (nfsdirent
== NULL
) {
2458 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2459 nfs_free_nfsdir(nfsdir
);
2460 data
->continue_data
= NULL
;
2461 free_nfs_cb_data(data
);
2464 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2465 nfsdirent
->name
= strdup(entry
->name
);
2466 if (nfsdirent
->name
== NULL
) {
2467 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2468 nfs_free_nfsdir(nfsdir
);
2469 data
->continue_data
= NULL
;
2470 free_nfs_cb_data(data
);
2473 nfsdirent
->inode
= entry
->fileid
;
2475 nfsdirent
->next
= nfsdir
->entries
;
2476 nfsdir
->entries
= nfsdirent
;
2478 cookie
= entry
->cookie
;
2479 entry
= entry
->nextentry
;
2482 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2483 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2484 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2485 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2486 nfs_free_nfsdir(nfsdir
);
2487 data
->continue_data
= NULL
;
2488 free_nfs_cb_data(data
);
2494 /* steal the dirhandle */
2495 nfsdir
->current
= nfsdir
->entries
;
2497 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2498 rdpe_cb_data
->getattrcount
= 0;
2499 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2500 rdpe_cb_data
->data
= data
;
2501 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2502 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2505 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2506 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2507 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2509 memset(&args
, 0, sizeof(LOOKUP3args
));
2510 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2511 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2512 args
.what
.name
= nfsdirent
->name
;
2514 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2515 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2517 /* if we have already commands in flight, we cant just stop, we have to wait for the
2518 * commands in flight to complete
2520 if (rdpe_cb_data
->getattrcount
> 0) {
2521 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2522 free(rdpe_lookup_cb_data
);
2526 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2527 nfs_free_nfsdir(nfsdir
);
2528 data
->continue_data
= NULL
;
2529 free_nfs_cb_data(data
);
2530 free(rdpe_lookup_cb_data
);
2534 rdpe_cb_data
->getattrcount
++;
2539 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2541 READDIRPLUS3res
*res
= command_data
;
2542 struct nfs_cb_data
*data
= private_data
;
2543 struct nfs_context
*nfs
= data
->nfs
;
2544 struct nfsdir
*nfsdir
= data
->continue_data
;
2545 struct entryplus3
*entry
;
2548 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2550 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2553 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2554 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2555 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2556 nfs_free_nfsdir(nfsdir
);
2557 data
->continue_data
= NULL
;
2558 free_nfs_cb_data(data
);
2564 if (status
== RPC_STATUS_CANCEL
) {
2565 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2566 nfs_free_nfsdir(nfsdir
);
2567 data
->continue_data
= NULL
;
2568 free_nfs_cb_data(data
);
2572 if (res
->status
!= NFS3_OK
) {
2573 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
));
2574 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2575 nfs_free_nfsdir(nfsdir
);
2576 data
->continue_data
= NULL
;
2577 free_nfs_cb_data(data
);
2581 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2582 while (entry
!= NULL
) {
2583 struct nfsdirent
*nfsdirent
;
2585 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2586 if (nfsdirent
== NULL
) {
2587 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2588 nfs_free_nfsdir(nfsdir
);
2589 data
->continue_data
= NULL
;
2590 free_nfs_cb_data(data
);
2593 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2594 nfsdirent
->name
= strdup(entry
->name
);
2595 if (nfsdirent
->name
== NULL
) {
2596 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2597 nfs_free_nfsdir(nfsdir
);
2598 data
->continue_data
= NULL
;
2599 free_nfs_cb_data(data
);
2602 nfsdirent
->inode
= entry
->fileid
;
2603 if (entry
->name_attributes
.attributes_follow
) {
2604 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2605 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2606 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2608 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2609 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2610 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2611 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2612 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2613 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2616 nfsdirent
->next
= nfsdir
->entries
;
2617 nfsdir
->entries
= nfsdirent
;
2619 cookie
= entry
->cookie
;
2620 entry
= entry
->nextentry
;
2623 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2624 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2625 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2626 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2627 nfs_free_nfsdir(nfsdir
);
2628 data
->continue_data
= NULL
;
2629 free_nfs_cb_data(data
);
2635 /* steal the dirhandle */
2636 data
->continue_data
= NULL
;
2637 nfsdir
->current
= nfsdir
->entries
;
2639 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2640 free_nfs_cb_data(data
);
2643 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2647 memset(cv
, 0, sizeof(cookieverf3
));
2648 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2649 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2650 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2651 free_nfs_cb_data(data
);
2657 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2659 struct nfsdir
*nfsdir
;
2661 nfsdir
= malloc(sizeof(struct nfsdir
));
2662 if (nfsdir
== NULL
) {
2663 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2666 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2668 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2669 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2677 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2679 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2681 if (nfsdir
->current
!= NULL
) {
2682 nfsdir
->current
= nfsdir
->current
->next
;
2688 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2690 nfs_free_nfsdir(nfsdir
);
2702 struct lseek_cb_data
{
2703 struct nfs_context
*nfs
;
2704 struct nfsfh
*nfsfh
;
2710 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2713 struct lseek_cb_data
*data
= private_data
;
2714 struct nfs_context
*nfs
= data
->nfs
;
2716 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2718 if (status
== RPC_STATUS_ERROR
) {
2719 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2723 if (status
== RPC_STATUS_CANCEL
) {
2724 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2730 if (res
->status
!= NFS3_OK
) {
2731 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2732 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2737 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2738 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2742 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2744 struct lseek_cb_data
*data
;
2745 struct GETATTR3args args
;
2747 if (whence
== SEEK_SET
) {
2748 nfsfh
->offset
= offset
;
2749 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2752 if (whence
== SEEK_CUR
) {
2753 nfsfh
->offset
+= offset
;
2754 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2758 data
= malloc(sizeof(struct lseek_cb_data
));
2760 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2765 data
->nfsfh
= nfsfh
;
2766 data
->offset
= offset
;
2768 data
->private_data
= private_data
;
2770 memset(&args
, 0, sizeof(GETATTR3args
));
2771 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2772 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2774 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2775 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2788 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2791 struct nfs_cb_data
*data
= private_data
;
2792 struct nfs_context
*nfs
= data
->nfs
;
2793 struct statvfs svfs
;
2795 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2797 if (status
== RPC_STATUS_ERROR
) {
2798 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2799 free_nfs_cb_data(data
);
2802 if (status
== RPC_STATUS_CANCEL
) {
2803 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2804 free_nfs_cb_data(data
);
2809 if (res
->status
!= NFS3_OK
) {
2810 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
));
2811 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2812 free_nfs_cb_data(data
);
2816 svfs
.f_bsize
= 4096;
2817 svfs
.f_frsize
= 4096;
2818 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2819 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2820 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2821 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2822 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2823 #if !defined(ANDROID)
2824 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2827 svfs
.f_namemax
= 256;
2830 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2831 free_nfs_cb_data(data
);
2834 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2836 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2837 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2838 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2839 free_nfs_cb_data(data
);
2845 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2847 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2848 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2861 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2864 struct nfs_cb_data
*data
= private_data
;
2865 struct nfs_context
*nfs
= data
->nfs
;
2867 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2869 if (status
== RPC_STATUS_ERROR
) {
2870 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2871 free_nfs_cb_data(data
);
2874 if (status
== RPC_STATUS_CANCEL
) {
2875 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2876 free_nfs_cb_data(data
);
2881 if (res
->status
!= NFS3_OK
) {
2882 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
));
2883 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2884 free_nfs_cb_data(data
);
2889 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2890 free_nfs_cb_data(data
);
2893 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2897 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2898 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2900 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2901 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2902 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2903 free_nfs_cb_data(data
);
2909 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2911 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2912 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2925 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2927 struct nfs_cb_data
*data
= private_data
;
2928 struct nfs_context
*nfs
= data
->nfs
;
2931 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2933 if (status
== RPC_STATUS_ERROR
) {
2934 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2935 free_nfs_cb_data(data
);
2938 if (status
== RPC_STATUS_CANCEL
) {
2939 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2940 free_nfs_cb_data(data
);
2945 if (res
->status
!= NFS3_OK
) {
2946 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2947 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2948 free_nfs_cb_data(data
);
2952 data
->cb(0, nfs
, NULL
, data
->private_data
);
2953 free_nfs_cb_data(data
);
2956 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2960 memset(&args
, 0, sizeof(SETATTR3args
));
2961 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2962 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2963 args
.new_attributes
.mode
.set_it
= 1;
2964 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2966 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2967 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2968 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2969 free_nfs_cb_data(data
);
2976 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2978 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2979 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2989 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2991 struct nfs_cb_data
*data
;
2993 data
= malloc(sizeof(struct nfs_cb_data
));
2995 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
2998 memset(data
, 0, sizeof(struct nfs_cb_data
));
3001 data
->private_data
= private_data
;
3002 data
->continue_int
= mode
;
3003 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3004 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3005 if (data
->fh
.data
.data_val
== NULL
) {
3006 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3007 free_nfs_cb_data(data
);
3010 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3012 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3013 free_nfs_cb_data(data
);
3025 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3027 struct nfs_cb_data
*data
= private_data
;
3028 struct nfs_context
*nfs
= data
->nfs
;
3031 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3033 if (status
== RPC_STATUS_ERROR
) {
3034 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3035 free_nfs_cb_data(data
);
3038 if (status
== RPC_STATUS_CANCEL
) {
3039 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3040 free_nfs_cb_data(data
);
3045 if (res
->status
!= NFS3_OK
) {
3046 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3047 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3048 free_nfs_cb_data(data
);
3052 data
->cb(0, nfs
, NULL
, data
->private_data
);
3053 free_nfs_cb_data(data
);
3056 struct nfs_chown_data
{
3061 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3064 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3066 memset(&args
, 0, sizeof(SETATTR3args
));
3067 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3068 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3069 if (chown_data
->uid
!= (uid_t
)-1) {
3070 args
.new_attributes
.uid
.set_it
= 1;
3071 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3073 if (chown_data
->gid
!= (gid_t
)-1) {
3074 args
.new_attributes
.gid
.set_it
= 1;
3075 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3078 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3079 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3080 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3081 free_nfs_cb_data(data
);
3088 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3090 struct nfs_chown_data
*chown_data
;
3092 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3093 if (chown_data
== NULL
) {
3094 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3098 chown_data
->uid
= uid
;
3099 chown_data
->gid
= gid
;
3101 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3102 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3113 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3115 struct nfs_cb_data
*data
;
3116 struct nfs_chown_data
*chown_data
;
3118 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3119 if (chown_data
== NULL
) {
3120 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3124 chown_data
->uid
= uid
;
3125 chown_data
->gid
= gid
;
3128 data
= malloc(sizeof(struct nfs_cb_data
));
3130 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3133 memset(data
, 0, sizeof(struct nfs_cb_data
));
3136 data
->private_data
= private_data
;
3137 data
->continue_data
= chown_data
;
3138 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3139 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3140 if (data
->fh
.data
.data_val
== NULL
) {
3141 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3142 free_nfs_cb_data(data
);
3145 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3148 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3149 free_nfs_cb_data(data
);
3163 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3165 struct nfs_cb_data
*data
= private_data
;
3166 struct nfs_context
*nfs
= data
->nfs
;
3169 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3171 if (status
== RPC_STATUS_ERROR
) {
3172 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3173 free_nfs_cb_data(data
);
3176 if (status
== RPC_STATUS_CANCEL
) {
3177 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3178 free_nfs_cb_data(data
);
3183 if (res
->status
!= NFS3_OK
) {
3184 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3185 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3186 free_nfs_cb_data(data
);
3190 data
->cb(0, nfs
, NULL
, data
->private_data
);
3191 free_nfs_cb_data(data
);
3194 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3197 struct timeval
*utimes_data
= data
->continue_data
;
3199 memset(&args
, 0, sizeof(SETATTR3args
));
3200 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3201 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3202 if (utimes_data
!= NULL
) {
3203 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3204 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3205 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3206 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3207 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3208 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3210 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3211 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3214 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3215 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3216 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3217 free_nfs_cb_data(data
);
3224 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3226 struct timeval
*new_times
= NULL
;
3228 if (times
!= NULL
) {
3229 new_times
= malloc(sizeof(struct timeval
)*2);
3230 if (new_times
== NULL
) {
3231 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3235 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3238 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3239 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3249 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3251 struct timeval
*new_times
= NULL
;
3253 if (times
!= NULL
) {
3254 new_times
= malloc(sizeof(struct timeval
)*2);
3255 if (new_times
== NULL
) {
3256 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3260 new_times
[0].tv_sec
= times
->actime
;
3261 new_times
[0].tv_usec
= 0;
3262 new_times
[1].tv_sec
= times
->modtime
;
3263 new_times
[1].tv_usec
= 0;
3266 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3267 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3278 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3281 struct nfs_cb_data
*data
= private_data
;
3282 struct nfs_context
*nfs
= data
->nfs
;
3283 unsigned int nfsmode
= 0;
3285 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3287 if (status
== RPC_STATUS_ERROR
) {
3288 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3289 free_nfs_cb_data(data
);
3292 if (status
== RPC_STATUS_CANCEL
) {
3293 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3294 free_nfs_cb_data(data
);
3299 if (res
->status
!= NFS3_OK
) {
3300 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
));
3301 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3302 free_nfs_cb_data(data
);
3306 if (data
->continue_int
& R_OK
) {
3307 nfsmode
|= ACCESS3_READ
;
3309 if (data
->continue_int
& W_OK
) {
3310 nfsmode
|= ACCESS3_MODIFY
;
3312 if (data
->continue_int
& X_OK
) {
3313 nfsmode
|= ACCESS3_EXECUTE
;
3316 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3317 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3318 nfsmode
&ACCESS3_READ
?'r':'-',
3319 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3320 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3321 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3322 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3323 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3324 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3325 free_nfs_cb_data(data
);
3329 data
->cb(0, nfs
, NULL
, data
->private_data
);
3330 free_nfs_cb_data(data
);
3333 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3338 if (data
->continue_int
& R_OK
) {
3339 nfsmode
|= ACCESS3_READ
;
3341 if (data
->continue_int
& W_OK
) {
3342 nfsmode
|= ACCESS3_MODIFY
;
3344 if (data
->continue_int
& X_OK
) {
3345 nfsmode
|= ACCESS3_EXECUTE
;
3348 memset(&args
, 0, sizeof(ACCESS3args
));
3349 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3350 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3351 args
.access
= nfsmode
;
3353 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3354 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3355 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3356 free_nfs_cb_data(data
);
3362 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3364 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3365 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3377 struct nfs_symlink_data
{
3379 char *newpathparent
;
3380 char *newpathobject
;
3383 static void free_nfs_symlink_data(void *mem
)
3385 struct nfs_symlink_data
*data
= mem
;
3387 if (data
->oldpath
!= NULL
) {
3388 free(data
->oldpath
);
3390 if (data
->newpathparent
!= NULL
) {
3391 free(data
->newpathparent
);
3393 if (data
->newpathobject
!= NULL
) {
3394 free(data
->newpathobject
);
3399 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3402 struct nfs_cb_data
*data
= private_data
;
3403 struct nfs_context
*nfs
= data
->nfs
;
3404 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3406 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3408 if (status
== RPC_STATUS_ERROR
) {
3409 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3410 free_nfs_cb_data(data
);
3413 if (status
== RPC_STATUS_CANCEL
) {
3414 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3415 free_nfs_cb_data(data
);
3420 if (res
->status
!= NFS3_OK
) {
3421 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
));
3422 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3423 free_nfs_cb_data(data
);
3427 data
->cb(0, nfs
, NULL
, data
->private_data
);
3428 free_nfs_cb_data(data
);
3431 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3433 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3436 memset(&sa
, 0, sizeof(SYMLINK3args
));
3437 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3438 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3439 sa
.where
.name
= symlink_data
->newpathobject
;
3440 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3441 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
;
3442 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3444 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3445 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3446 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3447 free_nfs_cb_data(data
);
3453 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3456 struct nfs_symlink_data
*symlink_data
;
3458 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3459 if (symlink_data
== NULL
) {
3460 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3463 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3465 symlink_data
->oldpath
= strdup(oldpath
);
3466 if (symlink_data
->oldpath
== NULL
) {
3467 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3468 free_nfs_symlink_data(symlink_data
);
3472 symlink_data
->newpathparent
= strdup(newpath
);
3473 if (symlink_data
->newpathparent
== NULL
) {
3474 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3475 free_nfs_symlink_data(symlink_data
);
3479 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3481 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3482 free_nfs_symlink_data(symlink_data
);
3488 symlink_data
->newpathobject
= strdup(ptr
);
3489 if (symlink_data
->newpathobject
== NULL
) {
3490 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3491 free_nfs_symlink_data(symlink_data
);
3495 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3496 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3508 struct nfs_rename_data
{
3511 struct nfs_fh3 olddir
;
3514 struct nfs_fh3 newdir
;
3517 static void free_nfs_rename_data(void *mem
)
3519 struct nfs_rename_data
*data
= mem
;
3521 if (data
->oldpath
!= NULL
) {
3522 free(data
->oldpath
);
3524 if (data
->olddir
.data
.data_val
!= NULL
) {
3525 free(data
->olddir
.data
.data_val
);
3527 if (data
->newpath
!= NULL
) {
3528 free(data
->newpath
);
3530 if (data
->newdir
.data
.data_val
!= NULL
) {
3531 free(data
->newdir
.data
.data_val
);
3536 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3539 struct nfs_cb_data
*data
= private_data
;
3540 struct nfs_context
*nfs
= data
->nfs
;
3541 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3543 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3545 if (status
== RPC_STATUS_ERROR
) {
3546 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3547 free_nfs_cb_data(data
);
3550 if (status
== RPC_STATUS_CANCEL
) {
3551 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3552 free_nfs_cb_data(data
);
3557 if (res
->status
!= NFS3_OK
) {
3558 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
));
3559 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3560 free_nfs_cb_data(data
);
3564 data
->cb(0, nfs
, NULL
, data
->private_data
);
3565 free_nfs_cb_data(data
);
3568 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3570 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3572 /* steal the filehandle */
3573 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3574 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3575 data
->fh
.data
.data_val
= NULL
;
3577 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3578 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3579 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3580 free_nfs_cb_data(data
);
3587 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3589 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3591 /* steal the filehandle */
3592 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3593 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3594 data
->fh
.data
.data_val
= NULL
;
3596 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) {
3597 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3598 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3599 free_nfs_cb_data(data
);
3602 data
->continue_data
= NULL
;
3603 free_nfs_cb_data(data
);
3609 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3612 struct nfs_rename_data
*rename_data
;
3614 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3615 if (rename_data
== NULL
) {
3616 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3619 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3621 rename_data
->oldpath
= strdup(oldpath
);
3622 if (rename_data
->oldpath
== NULL
) {
3623 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3624 free_nfs_rename_data(rename_data
);
3627 ptr
= strrchr(rename_data
->oldpath
, '/');
3629 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3630 free_nfs_rename_data(rename_data
);
3635 rename_data
->oldobject
= ptr
;
3638 rename_data
->newpath
= strdup(newpath
);
3639 if (rename_data
->newpath
== NULL
) {
3640 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3641 free_nfs_rename_data(rename_data
);
3644 ptr
= strrchr(rename_data
->newpath
, '/');
3646 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3647 free_nfs_rename_data(rename_data
);
3652 rename_data
->newobject
= ptr
;
3655 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3656 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3667 struct nfs_link_data
{
3669 struct nfs_fh3 oldfh
;
3672 struct nfs_fh3 newdir
;
3675 static void free_nfs_link_data(void *mem
)
3677 struct nfs_link_data
*data
= mem
;
3679 if (data
->oldpath
!= NULL
) {
3680 free(data
->oldpath
);
3682 if (data
->oldfh
.data
.data_val
!= NULL
) {
3683 free(data
->oldfh
.data
.data_val
);
3685 if (data
->newpath
!= NULL
) {
3686 free(data
->newpath
);
3688 if (data
->newdir
.data
.data_val
!= NULL
) {
3689 free(data
->newdir
.data
.data_val
);
3694 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3697 struct nfs_cb_data
*data
= private_data
;
3698 struct nfs_context
*nfs
= data
->nfs
;
3699 struct nfs_link_data
*link_data
= data
->continue_data
;
3701 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3703 if (status
== RPC_STATUS_ERROR
) {
3704 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3705 free_nfs_cb_data(data
);
3708 if (status
== RPC_STATUS_CANCEL
) {
3709 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3710 free_nfs_cb_data(data
);
3715 if (res
->status
!= NFS3_OK
) {
3716 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
));
3717 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3718 free_nfs_cb_data(data
);
3722 data
->cb(0, nfs
, NULL
, data
->private_data
);
3723 free_nfs_cb_data(data
);
3726 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3728 struct nfs_link_data
*link_data
= data
->continue_data
;
3730 /* steal the filehandle */
3731 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3732 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3733 data
->fh
.data
.data_val
= NULL
;
3735 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3736 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3737 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3738 free_nfs_cb_data(data
);
3745 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3747 struct nfs_link_data
*link_data
= data
->continue_data
;
3749 /* steal the filehandle */
3750 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3751 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3752 data
->fh
.data
.data_val
= NULL
;
3754 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) {
3755 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3756 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3757 free_nfs_cb_data(data
);
3760 data
->continue_data
= NULL
;
3761 free_nfs_cb_data(data
);
3767 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3770 struct nfs_link_data
*link_data
;
3772 link_data
= malloc(sizeof(struct nfs_link_data
));
3773 if (link_data
== NULL
) {
3774 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3777 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3779 link_data
->oldpath
= strdup(oldpath
);
3780 if (link_data
->oldpath
== NULL
) {
3781 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3782 free_nfs_link_data(link_data
);
3786 link_data
->newpath
= strdup(newpath
);
3787 if (link_data
->newpath
== NULL
) {
3788 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3789 free_nfs_link_data(link_data
);
3792 ptr
= strrchr(link_data
->newpath
, '/');
3794 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3795 free_nfs_link_data(link_data
);
3800 link_data
->newobject
= ptr
;
3803 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3804 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3812 //qqq replace later with lseek()
3813 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3815 return nfsfh
->offset
;
3821 * Get the maximum supported READ3 size by the server
3823 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3825 return nfs
->readmax
;
3829 * Get the maximum supported WRITE3 size by the server
3831 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3833 return nfs
->writemax
;
3836 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3841 va_start(ap
, error_string
);
3843 vsnprintf(str
, 1024, error_string
, ap
);
3844 if (nfs
->rpc
->error_string
!= NULL
) {
3845 free(nfs
->rpc
->error_string
);
3847 nfs
->rpc
->error_string
= str
;
3853 struct mount_cb_data
{
3859 static void free_mount_cb_data(struct mount_cb_data
*data
)
3861 if (data
->server
!= NULL
) {
3863 data
->server
= NULL
;
3869 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3871 struct mount_cb_data
*data
= private_data
;
3873 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3875 if (status
== RPC_STATUS_ERROR
) {
3876 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3877 free_mount_cb_data(data
);
3880 if (status
== RPC_STATUS_CANCEL
) {
3881 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3882 free_mount_cb_data(data
);
3886 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3887 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3888 rpc_set_error(rpc
, "Failed to disconnect\n");
3890 free_mount_cb_data(data
);
3893 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3895 struct mount_cb_data
*data
= private_data
;
3897 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3899 /* Dont want any more callbacks even if the socket is closed */
3900 rpc
->connect_cb
= NULL
;
3902 if (status
== RPC_STATUS_ERROR
) {
3903 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3904 free_mount_cb_data(data
);
3907 if (status
== RPC_STATUS_CANCEL
) {
3908 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3909 free_mount_cb_data(data
);
3913 if (rpc_mount_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3914 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3915 free_mount_cb_data(data
);
3920 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3922 struct mount_cb_data
*data
= private_data
;
3923 uint32_t mount_port
;
3925 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3927 if (status
== RPC_STATUS_ERROR
) {
3928 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3929 free_mount_cb_data(data
);
3932 if (status
== RPC_STATUS_CANCEL
) {
3933 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3934 free_mount_cb_data(data
);
3938 mount_port
= *(uint32_t *)command_data
;
3939 if (mount_port
== 0) {
3940 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3941 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3942 free_mount_cb_data(data
);
3946 rpc_disconnect(rpc
, "normal disconnect");
3947 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3948 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3949 free_mount_cb_data(data
);
3954 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3956 struct mount_cb_data
*data
= private_data
;
3958 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3960 if (status
== RPC_STATUS_ERROR
) {
3961 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3962 free_mount_cb_data(data
);
3965 if (status
== RPC_STATUS_CANCEL
) {
3966 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3967 free_mount_cb_data(data
);
3971 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3972 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3973 free_mount_cb_data(data
);
3978 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3980 struct mount_cb_data
*data
= private_data
;
3982 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3984 /* Dont want any more callbacks even if the socket is closed */
3985 rpc
->connect_cb
= NULL
;
3987 if (status
== RPC_STATUS_ERROR
) {
3988 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3989 free_mount_cb_data(data
);
3992 if (status
== RPC_STATUS_CANCEL
) {
3993 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3994 free_mount_cb_data(data
);
3998 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
3999 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4000 free_mount_cb_data(data
);
4005 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4007 struct mount_cb_data
*data
;
4009 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4011 data
= malloc(sizeof(struct mount_cb_data
));
4015 memset(data
, 0, sizeof(struct mount_cb_data
));
4017 data
->private_data
= private_data
;
4018 data
->server
= strdup(server
);
4019 if (data
->server
== NULL
) {
4020 free_mount_cb_data(data
);
4023 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4024 free_mount_cb_data(data
);
4031 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4033 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4037 const char *nfs_get_server(struct nfs_context
*nfs
) {
4041 const char *nfs_get_export(struct nfs_context
*nfs
) {
4045 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4046 return &nfs
->rootfh
;
4049 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {