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 int nfs_set_context_args(struct nfs_context
*nfs
, char *arg
, char *val
)
178 if (!strncmp(arg
, "tcp-syncnt", 10)) {
179 rpc_set_tcp_syncnt(nfs_get_rpc_context(nfs
), atoi(val
));
180 } else if (!strncmp(arg
, "uid", 3)) {
181 rpc_set_uid(nfs_get_rpc_context(nfs
), atoi(val
));
182 } else if (!strncmp(arg
, "gid", 3)) {
183 rpc_set_gid(nfs_get_rpc_context(nfs
), atoi(val
));
188 static struct nfs_url
*nfs_parse_url(struct nfs_context
*nfs
, const char *url
, int dir
, int incomplete
)
190 struct nfs_url
*urls
;
191 char *strp
, *flagsp
, *strp2
;
193 if (strncmp(url
, "nfs://", 6)) {
194 rpc_set_error(nfs
->rpc
, "Invalid URL specified");
198 urls
= malloc(sizeof(struct nfs_url
));
200 rpc_set_error(nfs
->rpc
, "Out of memory");
204 memset(urls
, 0x00, sizeof(struct nfs_url
));
205 urls
->server
= strdup(url
+ 6);
206 if (urls
->server
== NULL
) {
207 nfs_destroy_url(urls
);
208 rpc_set_error(nfs
->rpc
, "Out of memory");
212 if (urls
->server
[0] == '/' || urls
->server
[0] == '\0' ||
213 urls
->server
[0] == '?') {
215 flagsp
= strchr(urls
->server
, '?');
218 nfs_destroy_url(urls
);
219 rpc_set_error(nfs
->rpc
, "Invalid server string");
223 strp
= strchr(urls
->server
, '/');
226 flagsp
= strchr(urls
->server
, '?');
229 nfs_destroy_url(urls
);
230 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
234 urls
->path
= strdup(strp
);
235 if (urls
->path
== NULL
) {
236 nfs_destroy_url(urls
);
237 rpc_set_error(nfs
->rpc
, "Out of memory");
243 flagsp
= strchr(urls
->path
, '?');
247 strp
= strrchr(urls
->path
, '/');
250 flagsp
= strchr(urls
->path
, '?');
253 nfs_destroy_url(urls
);
254 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
257 urls
->file
= strdup(strp
);
258 if (urls
->path
== NULL
) {
259 nfs_destroy_url(urls
);
260 rpc_set_error(nfs
->rpc
, "Out of memory");
264 flagsp
= strchr(urls
->file
, '?');
271 if (urls
->file
&& !strlen(urls
->file
)) {
275 nfs_destroy_url(urls
);
276 rpc_set_error(nfs
->rpc
, "Incomplete or invalid URL specified.");
281 while (flagsp
!= NULL
&& *(flagsp
+1) != 0) {
283 flagsp
= strchr(strp
, '&');
287 strp2
= strchr(strp
, '=');
291 nfs_set_context_args(nfs
, strp
, strp2
);
295 if (urls
->server
&& strlen(urls
->server
) <= 1) {
303 struct nfs_url
*nfs_parse_url_full(struct nfs_context
*nfs
, const char *url
)
305 return nfs_parse_url(nfs
, url
, 0, 0);
308 struct nfs_url
*nfs_parse_url_dir(struct nfs_context
*nfs
, const char *url
)
310 return nfs_parse_url(nfs
, url
, 1, 0);
313 struct nfs_url
*nfs_parse_url_incomplete(struct nfs_context
*nfs
, const char *url
)
315 return nfs_parse_url(nfs
, url
, 0, 1);
319 void nfs_destroy_url(struct nfs_url
*url
)
329 struct nfs_context
*nfs_init_context(void)
331 struct nfs_context
*nfs
;
333 nfs
= malloc(sizeof(struct nfs_context
));
337 nfs
->rpc
= rpc_init_context();
338 if (nfs
->rpc
== NULL
) {
346 nfs
->rootfh
.data
.data_len
= 0;
347 nfs
->rootfh
.data
.data_val
= NULL
;
352 void nfs_destroy_context(struct nfs_context
*nfs
)
354 rpc_destroy_context(nfs
->rpc
);
367 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
368 free(nfs
->rootfh
.data
.data_val
);
369 nfs
->rootfh
.data
.data_val
= NULL
;
384 void free_rpc_cb_data(struct rpc_cb_data
*data
)
391 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
393 struct rpc_cb_data
*data
= private_data
;
395 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
397 /* Dont want any more callbacks even if the socket is closed */
398 rpc
->connect_cb
= NULL
;
400 if (status
== RPC_STATUS_ERROR
) {
401 data
->cb(rpc
, status
, command_data
, data
->private_data
);
402 free_rpc_cb_data(data
);
405 if (status
== RPC_STATUS_CANCEL
) {
406 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
407 free_rpc_cb_data(data
);
411 data
->cb(rpc
, status
, NULL
, data
->private_data
);
412 free_rpc_cb_data(data
);
415 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
417 struct rpc_cb_data
*data
= private_data
;
420 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
422 if (status
== RPC_STATUS_ERROR
) {
423 data
->cb(rpc
, status
, command_data
, data
->private_data
);
424 free_rpc_cb_data(data
);
427 if (status
== RPC_STATUS_CANCEL
) {
428 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
429 free_rpc_cb_data(data
);
433 rpc_port
= *(uint32_t *)command_data
;
435 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
436 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
437 free_rpc_cb_data(data
);
441 rpc_disconnect(rpc
, "normal disconnect");
442 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
443 data
->cb(rpc
, status
, command_data
, data
->private_data
);
444 free_rpc_cb_data(data
);
449 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
451 struct rpc_cb_data
*data
= private_data
;
453 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
455 if (status
== RPC_STATUS_ERROR
) {
456 data
->cb(rpc
, status
, command_data
, data
->private_data
);
457 free_rpc_cb_data(data
);
460 if (status
== RPC_STATUS_CANCEL
) {
461 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
462 free_rpc_cb_data(data
);
466 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
467 data
->cb(rpc
, status
, command_data
, data
->private_data
);
468 free_rpc_cb_data(data
);
473 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
475 struct rpc_cb_data
*data
= private_data
;
477 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
479 /* Dont want any more callbacks even if the socket is closed */
480 rpc
->connect_cb
= NULL
;
482 if (status
== RPC_STATUS_ERROR
) {
483 data
->cb(rpc
, status
, command_data
, data
->private_data
);
484 free_rpc_cb_data(data
);
487 if (status
== RPC_STATUS_CANCEL
) {
488 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
489 free_rpc_cb_data(data
);
493 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
494 data
->cb(rpc
, status
, command_data
, data
->private_data
);
495 free_rpc_cb_data(data
);
500 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
502 struct rpc_cb_data
*data
;
504 data
= malloc(sizeof(struct rpc_cb_data
));
508 memset(data
, 0, sizeof(struct rpc_cb_data
));
509 data
->server
= strdup(server
);
510 data
->program
= program
;
511 data
->version
= version
;
514 data
->private_data
= private_data
;
516 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
517 rpc_set_error(rpc
, "Failed to start connection");
518 free_rpc_cb_data(data
);
524 void free_nfs_cb_data(struct nfs_cb_data
*data
)
526 if (data
->saved_path
!= NULL
) {
527 free(data
->saved_path
);
528 data
->saved_path
= NULL
;
531 if (data
->continue_data
!= NULL
) {
532 data
->free_continue_data(data
->continue_data
);
533 data
->continue_data
= NULL
;
536 if (data
->fh
.data
.data_val
!= NULL
) {
537 free(data
->fh
.data
.data_val
);
538 data
->fh
.data
.data_val
= NULL
;
541 if (data
->buffer
!= NULL
) {
553 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
555 struct nfs_cb_data
*data
= private_data
;
556 struct nfs_context
*nfs
= data
->nfs
;
558 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
560 if (status
== RPC_STATUS_ERROR
) {
561 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
562 free_nfs_cb_data(data
);
565 if (status
== RPC_STATUS_CANCEL
) {
566 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
567 free_nfs_cb_data(data
);
571 data
->cb(0, nfs
, NULL
, data
->private_data
);
572 free_nfs_cb_data(data
);
575 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
577 struct nfs_cb_data
*data
= private_data
;
578 struct nfs_context
*nfs
= data
->nfs
;
579 FSINFO3res
*res
= command_data
;
580 struct GETATTR3args args
;
582 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
584 if (status
== RPC_STATUS_ERROR
) {
585 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
586 free_nfs_cb_data(data
);
589 if (status
== RPC_STATUS_CANCEL
) {
590 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
591 free_nfs_cb_data(data
);
595 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
596 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
598 memset(&args
, 0, sizeof(GETATTR3args
));
599 args
.object
.data
.data_len
= nfs
->rootfh
.data
.data_len
;
600 args
.object
.data
.data_val
= nfs
->rootfh
.data
.data_val
;
602 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
603 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
604 free_nfs_cb_data(data
);
609 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
611 struct nfs_cb_data
*data
= private_data
;
612 struct nfs_context
*nfs
= data
->nfs
;
614 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
616 if (status
== RPC_STATUS_ERROR
) {
617 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
618 free_nfs_cb_data(data
);
621 if (status
== RPC_STATUS_CANCEL
) {
622 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
623 free_nfs_cb_data(data
);
627 if (rpc_nfs_fsinfo_async(rpc
, nfs_mount_9_cb
, &nfs
->rootfh
, data
) != 0) {
628 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
629 free_nfs_cb_data(data
);
635 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
637 struct nfs_cb_data
*data
= private_data
;
638 struct nfs_context
*nfs
= data
->nfs
;
640 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
642 /* Dont want any more callbacks even if the socket is closed */
643 rpc
->connect_cb
= NULL
;
645 if (status
== RPC_STATUS_ERROR
) {
646 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
647 free_nfs_cb_data(data
);
650 if (status
== RPC_STATUS_CANCEL
) {
651 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
652 free_nfs_cb_data(data
);
656 if (rpc_nfs3_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
657 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
658 free_nfs_cb_data(data
);
664 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
666 struct nfs_cb_data
*data
= private_data
;
667 struct nfs_context
*nfs
= data
->nfs
;
670 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
672 if (status
== RPC_STATUS_ERROR
) {
673 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
674 free_nfs_cb_data(data
);
677 if (status
== RPC_STATUS_CANCEL
) {
678 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
679 free_nfs_cb_data(data
);
684 if (res
->fhs_status
!= MNT3_OK
) {
685 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
));
686 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
687 free_nfs_cb_data(data
);
691 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
692 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
693 if (nfs
->rootfh
.data
.data_val
== NULL
) {
694 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
695 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
696 free_nfs_cb_data(data
);
699 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
701 rpc_disconnect(rpc
, "normal disconnect");
702 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
703 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
704 free_nfs_cb_data(data
);
707 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
708 rpc_set_autoreconnect(rpc
);
712 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
714 struct nfs_cb_data
*data
= private_data
;
715 struct nfs_context
*nfs
= data
->nfs
;
717 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
719 if (status
== RPC_STATUS_ERROR
) {
720 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
721 free_nfs_cb_data(data
);
724 if (status
== RPC_STATUS_CANCEL
) {
725 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
726 free_nfs_cb_data(data
);
730 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
731 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
732 free_nfs_cb_data(data
);
737 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
739 struct nfs_cb_data
*data
= private_data
;
740 struct nfs_context
*nfs
= data
->nfs
;
742 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
744 /* Dont want any more callbacks even if the socket is closed */
745 rpc
->connect_cb
= NULL
;
747 if (status
== RPC_STATUS_ERROR
) {
748 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
749 free_nfs_cb_data(data
);
752 if (status
== RPC_STATUS_CANCEL
) {
753 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
754 free_nfs_cb_data(data
);
758 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
759 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
760 free_nfs_cb_data(data
);
765 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
767 struct nfs_cb_data
*data
= private_data
;
768 struct nfs_context
*nfs
= data
->nfs
;
771 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
773 if (status
== RPC_STATUS_ERROR
) {
774 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
775 free_nfs_cb_data(data
);
778 if (status
== RPC_STATUS_CANCEL
) {
779 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
780 free_nfs_cb_data(data
);
784 mount_port
= *(uint32_t *)command_data
;
785 if (mount_port
== 0) {
786 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
787 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
788 free_nfs_cb_data(data
);
792 rpc_disconnect(rpc
, "normal disconnect");
793 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
794 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
795 free_nfs_cb_data(data
);
801 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
803 struct nfs_cb_data
*data
= private_data
;
804 struct nfs_context
*nfs
= data
->nfs
;
806 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
808 if (status
== RPC_STATUS_ERROR
) {
809 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
810 free_nfs_cb_data(data
);
813 if (status
== RPC_STATUS_CANCEL
) {
814 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
815 free_nfs_cb_data(data
);
819 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
820 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
821 free_nfs_cb_data(data
);
826 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
828 struct nfs_cb_data
*data
= private_data
;
829 struct nfs_context
*nfs
= data
->nfs
;
831 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
833 /* Dont want any more callbacks even if the socket is closed */
834 rpc
->connect_cb
= NULL
;
836 if (status
== RPC_STATUS_ERROR
) {
837 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
838 free_nfs_cb_data(data
);
841 if (status
== RPC_STATUS_CANCEL
) {
842 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
843 free_nfs_cb_data(data
);
847 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
848 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
849 free_nfs_cb_data(data
);
855 * Async call for mounting an nfs share and geting the root filehandle
857 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
859 struct nfs_cb_data
*data
;
860 char *new_server
, *new_export
;
862 data
= malloc(sizeof(struct nfs_cb_data
));
864 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
867 memset(data
, 0, sizeof(struct nfs_cb_data
));
868 new_server
= strdup(server
);
869 new_export
= strdup(export
);
870 if (nfs
->server
!= NULL
) {
873 nfs
->server
= new_server
;
874 if (nfs
->export
!= NULL
) {
877 nfs
->export
= new_export
;
880 data
->private_data
= private_data
;
882 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
883 rpc_set_error(nfs
->rpc
, "Failed to start connection");
884 free_nfs_cb_data(data
);
894 * Functions to first look up a path, component by component, and then finally call a specific function once
895 * the filehandle for the final component is found.
897 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
899 struct nfs_cb_data
*data
= private_data
;
900 struct nfs_context
*nfs
= data
->nfs
;
903 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
905 if (status
== RPC_STATUS_ERROR
) {
906 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
907 free_nfs_cb_data(data
);
910 if (status
== RPC_STATUS_CANCEL
) {
911 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
912 free_nfs_cb_data(data
);
917 if (res
->status
!= NFS3_OK
) {
918 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
));
919 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
920 free_nfs_cb_data(data
);
924 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
925 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
926 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
927 free_nfs_cb_data(data
);
932 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
937 while (*data
->path
== '/') {
942 str
= strchr(path
, '/');
947 while (*data
->path
!= 0) {
953 data
->fh
.data
.data_len
= fh
->data
.data_len
;
954 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
955 if (data
->fh
.data
.data_val
== NULL
) {
956 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
957 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
958 free_nfs_cb_data(data
);
961 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
962 data
->continue_cb(nfs
, data
);
967 memset(&args
, 0, sizeof(LOOKUP3args
));
968 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
969 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
970 args
.what
.name
= path
;
972 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
973 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
974 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
975 free_nfs_cb_data(data
);
981 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
)
983 struct nfs_cb_data
*data
;
985 if (path
[0] != 0 && path
[0] != '/') {
986 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
990 data
= malloc(sizeof(struct nfs_cb_data
));
992 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
995 memset(data
, 0, sizeof(struct nfs_cb_data
));
998 data
->continue_cb
= continue_cb
;
999 data
->continue_data
= continue_data
;
1000 data
->free_continue_data
= free_continue_data
;
1001 data
->continue_int
= continue_int
;
1002 data
->private_data
= private_data
;
1003 data
->saved_path
= strdup(path
);
1004 if (data
->saved_path
== NULL
) {
1005 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1006 free_nfs_cb_data(data
);
1009 data
->path
= data
->saved_path
;
1011 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1012 /* return 0 here since the callback will be invoked if there is a failure */
1025 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1028 struct nfs_cb_data
*data
= private_data
;
1029 struct nfs_context
*nfs
= data
->nfs
;
1032 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1034 if (status
== RPC_STATUS_ERROR
) {
1035 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1036 free_nfs_cb_data(data
);
1039 if (status
== RPC_STATUS_CANCEL
) {
1040 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1041 free_nfs_cb_data(data
);
1046 if (res
->status
!= NFS3_OK
) {
1047 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
));
1048 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1049 free_nfs_cb_data(data
);
1054 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1055 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1056 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1057 st
.st_mode
|= S_IFDIR
;
1059 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1060 st
.st_mode
|= S_IFREG
;
1062 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1063 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1064 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1066 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1068 st
.st_blksize
= 4096;
1069 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1071 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1072 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1073 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1075 data
->cb(0, nfs
, &st
, data
->private_data
);
1076 free_nfs_cb_data(data
);
1079 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1081 struct GETATTR3args args
;
1083 memset(&args
, 0, sizeof(GETATTR3args
));
1084 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1085 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1087 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1088 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1089 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1090 free_nfs_cb_data(data
);
1096 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1098 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1099 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1113 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1116 struct nfs_cb_data
*data
= private_data
;
1117 struct nfs_context
*nfs
= data
->nfs
;
1118 struct nfsfh
*nfsfh
;
1119 unsigned int nfsmode
= 0;
1121 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1123 if (status
== RPC_STATUS_ERROR
) {
1124 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1125 free_nfs_cb_data(data
);
1128 if (status
== RPC_STATUS_CANCEL
) {
1129 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1130 free_nfs_cb_data(data
);
1135 if (res
->status
!= NFS3_OK
) {
1136 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
));
1137 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1138 free_nfs_cb_data(data
);
1142 if (data
->continue_int
& O_WRONLY
) {
1143 nfsmode
|= ACCESS3_MODIFY
;
1145 if (data
->continue_int
& O_RDWR
) {
1146 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1148 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1149 nfsmode
|= ACCESS3_READ
;
1153 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1154 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1155 nfsmode
&ACCESS3_READ
?'r':'-',
1156 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1157 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1158 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1159 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1160 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1161 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1162 free_nfs_cb_data(data
);
1166 nfsfh
= malloc(sizeof(struct nfsfh
));
1167 if (nfsfh
== NULL
) {
1168 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1169 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1170 free_nfs_cb_data(data
);
1173 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1175 if (data
->continue_int
& O_SYNC
) {
1179 /* steal the filehandle */
1180 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1181 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1182 data
->fh
.data
.data_val
= NULL
;
1184 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1185 free_nfs_cb_data(data
);
1188 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1193 if (data
->continue_int
& O_WRONLY
) {
1194 nfsmode
|= ACCESS3_MODIFY
;
1196 if (data
->continue_int
& O_RDWR
) {
1197 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1199 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1200 nfsmode
|= ACCESS3_READ
;
1203 memset(&args
, 0, sizeof(ACCESS3args
));
1204 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1205 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1206 args
.access
= nfsmode
;
1208 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1209 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1210 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1211 free_nfs_cb_data(data
);
1217 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1219 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1220 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1234 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1236 struct nfs_cb_data
*data
= private_data
;
1237 struct nfs_context
*nfs
= data
->nfs
;
1240 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1242 if (status
== RPC_STATUS_ERROR
) {
1243 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1244 free_nfs_cb_data(data
);
1247 if (status
== RPC_STATUS_CANCEL
) {
1248 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1249 free_nfs_cb_data(data
);
1254 if (res
->status
!= NFS3_OK
) {
1255 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1256 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1257 free_nfs_cb_data(data
);
1261 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1262 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1263 free_nfs_cb_data(data
);
1266 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1268 struct nfs_mcb_data
*mdata
= private_data
;
1269 struct nfs_cb_data
*data
= mdata
->data
;
1270 struct nfs_context
*nfs
= data
->nfs
;
1273 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1277 if (status
== RPC_STATUS_ERROR
) {
1278 /* flag the failure but do not invoke callback until we have received all responses */
1281 if (status
== RPC_STATUS_CANCEL
) {
1282 /* flag the cancellation but do not invoke callback until we have received all responses */
1286 /* reassemble the data into the buffer */
1287 if (status
== RPC_STATUS_SUCCESS
) {
1289 if (res
->status
!= NFS3_OK
) {
1290 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1293 if (res
->READ3res_u
.resok
.count
> 0) {
1294 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1295 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1296 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1302 if (data
->num_calls
> 0) {
1303 /* still waiting for more replies */
1308 if (data
->error
!= 0) {
1309 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1310 free_nfs_cb_data(data
);
1314 if (data
->cancel
!= 0) {
1315 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1316 free_nfs_cb_data(data
);
1321 data
->nfsfh
->offset
= data
->max_offset
;
1322 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1324 free_nfs_cb_data(data
);
1328 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1330 struct nfs_cb_data
*data
;
1332 data
= malloc(sizeof(struct nfs_cb_data
));
1334 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1337 memset(data
, 0, sizeof(struct nfs_cb_data
));
1340 data
->private_data
= private_data
;
1341 data
->nfsfh
= nfsfh
;
1343 nfsfh
->offset
= offset
;
1345 if (count
<= nfs_get_readmax(nfs
)) {
1348 memset(&args
, 0, sizeof(READ3args
));
1349 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1350 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1351 args
.offset
= offset
;
1354 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1355 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1356 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1357 free_nfs_cb_data(data
);
1363 /* trying to read more than maximum server read size, we has to chop it up into smaller
1364 * reads and collect into a reassembly buffer.
1365 * we send all reads in parallel so that performance is still good.
1367 data
->max_offset
= offset
;
1368 data
->start_offset
= offset
;
1370 data
->buffer
= malloc(count
);
1371 if (data
->buffer
== NULL
) {
1372 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1373 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1374 free_nfs_cb_data(data
);
1379 uint64_t readcount
= count
;
1380 struct nfs_mcb_data
*mdata
;
1383 if (readcount
> nfs_get_readmax(nfs
)) {
1384 readcount
= nfs_get_readmax(nfs
);
1387 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1388 if (mdata
== NULL
) {
1389 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1392 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1394 mdata
->offset
= offset
;
1395 mdata
->count
= readcount
;
1397 memset(&args
, 0, sizeof(READ3args
));
1398 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1399 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1400 args
.offset
= offset
;
1401 args
.count
= readcount
;
1403 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1404 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1405 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1411 offset
+= readcount
;
1421 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1423 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1431 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1433 struct nfs_cb_data
*data
= private_data
;
1434 struct nfs_context
*nfs
= data
->nfs
;
1437 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1439 if (status
== RPC_STATUS_ERROR
) {
1440 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1441 free_nfs_cb_data(data
);
1444 if (status
== RPC_STATUS_CANCEL
) {
1445 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1446 free_nfs_cb_data(data
);
1451 if (res
->status
!= NFS3_OK
) {
1452 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1453 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1454 free_nfs_cb_data(data
);
1458 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1459 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1460 free_nfs_cb_data(data
);
1463 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1465 struct nfs_mcb_data
*mdata
= private_data
;
1466 struct nfs_cb_data
*data
= mdata
->data
;
1467 struct nfs_context
*nfs
= data
->nfs
;
1470 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1474 if (status
== RPC_STATUS_ERROR
) {
1475 /* flag the failure but do not invoke callback until we have received all responses */
1478 if (status
== RPC_STATUS_CANCEL
) {
1479 /* flag the cancellation but do not invoke callback until we have received all responses */
1483 if (status
== RPC_STATUS_SUCCESS
) {
1485 if (res
->status
!= NFS3_OK
) {
1486 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1489 if (res
->WRITE3res_u
.resok
.count
> 0) {
1490 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1491 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1497 if (data
->num_calls
> 0) {
1498 /* still waiting for more replies */
1503 if (data
->error
!= 0) {
1504 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1505 free_nfs_cb_data(data
);
1509 if (data
->cancel
!= 0) {
1510 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1511 free_nfs_cb_data(data
);
1516 data
->nfsfh
->offset
= data
->max_offset
;
1517 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1519 free_nfs_cb_data(data
);
1524 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
)
1526 struct nfs_cb_data
*data
;
1528 data
= malloc(sizeof(struct nfs_cb_data
));
1530 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1533 memset(data
, 0, sizeof(struct nfs_cb_data
));
1536 data
->private_data
= private_data
;
1537 data
->nfsfh
= nfsfh
;
1539 nfsfh
->offset
= offset
;
1541 if (count
<= nfs_get_writemax(nfs
)) {
1544 memset(&args
, 0, sizeof(WRITE3args
));
1545 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1546 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1547 args
.offset
= offset
;
1549 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1550 args
.data
.data_len
= count
;
1551 args
.data
.data_val
= buf
;
1553 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1554 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1555 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1556 free_nfs_cb_data(data
);
1562 /* trying to write more than maximum server write size, we has to chop it up into smaller
1564 * we send all writes in parallel so that performance is still good.
1566 data
->max_offset
= offset
;
1567 data
->start_offset
= offset
;
1570 uint64_t writecount
= count
;
1571 struct nfs_mcb_data
*mdata
;
1574 if (writecount
> nfs_get_writemax(nfs
)) {
1575 writecount
= nfs_get_writemax(nfs
);
1578 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1579 if (mdata
== NULL
) {
1580 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1583 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1585 mdata
->offset
= offset
;
1586 mdata
->count
= writecount
;
1588 memset(&args
, 0, sizeof(WRITE3args
));
1589 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1590 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1591 args
.offset
= offset
;
1592 args
.count
= writecount
;
1593 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1594 args
.data
.data_len
= writecount
;
1595 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1597 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1598 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1599 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1604 count
-= writecount
;
1605 offset
+= writecount
;
1615 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1617 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1627 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1629 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1630 free(nfsfh
->fh
.data
.data_val
);
1631 nfsfh
->fh
.data
.data_val
= NULL
;
1635 cb(0, nfs
, NULL
, private_data
);
1646 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1648 struct nfs_cb_data
*data
;
1649 struct GETATTR3args args
;
1651 data
= malloc(sizeof(struct nfs_cb_data
));
1653 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1656 memset(data
, 0, sizeof(struct nfs_cb_data
));
1659 data
->private_data
= private_data
;
1661 memset(&args
, 0, sizeof(GETATTR3args
));
1662 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1663 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1665 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1666 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1667 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1668 free_nfs_cb_data(data
);
1679 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1681 struct nfs_cb_data
*data
= private_data
;
1682 struct nfs_context
*nfs
= data
->nfs
;
1685 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1687 if (status
== RPC_STATUS_ERROR
) {
1688 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1689 free_nfs_cb_data(data
);
1692 if (status
== RPC_STATUS_CANCEL
) {
1693 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1694 free_nfs_cb_data(data
);
1699 if (res
->status
!= NFS3_OK
) {
1700 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1701 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1702 free_nfs_cb_data(data
);
1706 data
->cb(0, nfs
, NULL
, data
->private_data
);
1707 free_nfs_cb_data(data
);
1710 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1712 struct nfs_cb_data
*data
;
1714 data
= malloc(sizeof(struct nfs_cb_data
));
1716 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1719 memset(data
, 0, sizeof(struct nfs_cb_data
));
1722 data
->private_data
= private_data
;
1724 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1725 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1726 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1727 free_nfs_cb_data(data
);
1739 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1741 struct nfs_cb_data
*data
= private_data
;
1742 struct nfs_context
*nfs
= data
->nfs
;
1745 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1747 if (status
== RPC_STATUS_ERROR
) {
1748 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1749 free_nfs_cb_data(data
);
1752 if (status
== RPC_STATUS_CANCEL
) {
1753 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1754 free_nfs_cb_data(data
);
1759 if (res
->status
!= NFS3_OK
) {
1760 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1761 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1762 free_nfs_cb_data(data
);
1766 data
->cb(0, nfs
, NULL
, data
->private_data
);
1767 free_nfs_cb_data(data
);
1770 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1772 struct nfs_cb_data
*data
;
1775 data
= malloc(sizeof(struct nfs_cb_data
));
1777 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1780 memset(data
, 0, sizeof(struct nfs_cb_data
));
1783 data
->private_data
= private_data
;
1785 memset(&args
, 0, sizeof(SETATTR3args
));
1786 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1787 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1788 args
.new_attributes
.size
.set_it
= 1;
1789 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1791 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1792 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1793 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1794 free_nfs_cb_data(data
);
1804 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1806 uint64_t offset
= data
->continue_int
;
1809 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1810 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1812 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1813 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1814 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1815 free_nfs_cb_data(data
);
1818 free_nfs_cb_data(data
);
1822 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1828 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1829 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1842 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1845 struct nfs_cb_data
*data
= private_data
;
1846 struct nfs_context
*nfs
= data
->nfs
;
1847 char *str
= data
->continue_data
;
1849 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1851 str
= &str
[strlen(str
) + 1];
1853 if (status
== RPC_STATUS_ERROR
) {
1854 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1855 free_nfs_cb_data(data
);
1858 if (status
== RPC_STATUS_CANCEL
) {
1859 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1860 free_nfs_cb_data(data
);
1865 if (res
->status
!= NFS3_OK
) {
1866 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
));
1867 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1868 free_nfs_cb_data(data
);
1872 data
->cb(0, nfs
, NULL
, data
->private_data
);
1873 free_nfs_cb_data(data
);
1876 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1878 char *str
= data
->continue_data
;
1881 str
= &str
[strlen(str
) + 1];
1883 memset(&args
, 0, sizeof(MKDIR3args
));
1884 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1885 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1886 args
.where
.name
= str
;
1887 args
.attributes
.mode
.set_it
= 1;
1888 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1890 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1891 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1892 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1893 free_nfs_cb_data(data
);
1899 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1904 new_path
= strdup(path
);
1905 if (new_path
== NULL
) {
1906 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1910 ptr
= strrchr(new_path
, '/');
1912 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1917 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1918 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1919 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1933 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1936 struct nfs_cb_data
*data
= private_data
;
1937 struct nfs_context
*nfs
= data
->nfs
;
1938 char *str
= data
->continue_data
;
1940 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1942 str
= &str
[strlen(str
) + 1];
1944 if (status
== RPC_STATUS_ERROR
) {
1945 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1946 free_nfs_cb_data(data
);
1949 if (status
== RPC_STATUS_CANCEL
) {
1950 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1951 free_nfs_cb_data(data
);
1956 if (res
->status
!= NFS3_OK
) {
1957 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
));
1958 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1959 free_nfs_cb_data(data
);
1963 data
->cb(0, nfs
, NULL
, data
->private_data
);
1964 free_nfs_cb_data(data
);
1967 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1969 char *str
= data
->continue_data
;
1971 str
= &str
[strlen(str
) + 1];
1973 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1974 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1976 free_nfs_cb_data(data
);
1982 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1987 new_path
= strdup(path
);
1988 if (new_path
== NULL
) {
1989 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1993 ptr
= strrchr(new_path
, '/');
1995 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2000 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2001 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2002 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2015 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2018 struct nfs_cb_data
*data
= private_data
;
2019 struct nfs_context
*nfs
= data
->nfs
;
2020 struct nfsfh
*nfsfh
;
2021 char *str
= data
->continue_data
;
2023 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2025 if (status
== RPC_STATUS_ERROR
) {
2026 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2027 free_nfs_cb_data(data
);
2030 if (status
== RPC_STATUS_CANCEL
) {
2031 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2032 free_nfs_cb_data(data
);
2036 str
= &str
[strlen(str
) + 1];
2038 if (res
->status
!= NFS3_OK
) {
2039 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
));
2040 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2045 nfsfh
= malloc(sizeof(struct nfsfh
));
2046 if (nfsfh
== NULL
) {
2047 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2048 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2049 free_nfs_cb_data(data
);
2052 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2054 /* copy the filehandle */
2055 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2056 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2057 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2059 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2060 free_nfs_cb_data(data
);
2065 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2068 struct nfs_cb_data
*data
= private_data
;
2069 struct nfs_context
*nfs
= data
->nfs
;
2070 char *str
= data
->continue_data
;
2073 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2075 if (status
== RPC_STATUS_ERROR
) {
2076 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2077 free_nfs_cb_data(data
);
2080 if (status
== RPC_STATUS_CANCEL
) {
2081 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2082 free_nfs_cb_data(data
);
2086 str
= &str
[strlen(str
) + 1];
2088 if (res
->status
!= NFS3_OK
) {
2089 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
));
2090 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2091 free_nfs_cb_data(data
);
2095 memset(&args
, 0, sizeof(LOOKUP3args
));
2096 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2097 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2098 args
.what
.name
= str
;
2100 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2101 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2102 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2103 free_nfs_cb_data(data
);
2109 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2111 char *str
= data
->continue_data
;
2114 str
= &str
[strlen(str
) + 1];
2116 memset(&args
, 0, sizeof(CREATE3args
));
2117 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2118 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2119 args
.where
.name
= str
;
2120 args
.how
.mode
= UNCHECKED
;
2121 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2122 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2124 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2125 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2126 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2127 free_nfs_cb_data(data
);
2133 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2138 new_path
= strdup(path
);
2139 if (new_path
== NULL
) {
2140 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2144 ptr
= strrchr(new_path
, '/');
2146 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2151 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2152 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2153 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2166 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2169 struct nfs_cb_data
*data
= private_data
;
2170 struct nfs_context
*nfs
= data
->nfs
;
2171 char *str
= data
->continue_data
;
2173 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2175 str
= &str
[strlen(str
) + 1];
2177 if (status
== RPC_STATUS_ERROR
) {
2178 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2179 free_nfs_cb_data(data
);
2182 if (status
== RPC_STATUS_CANCEL
) {
2183 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2184 free_nfs_cb_data(data
);
2189 if (res
->status
!= NFS3_OK
) {
2190 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
));
2191 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2192 free_nfs_cb_data(data
);
2196 data
->cb(0, nfs
, NULL
, data
->private_data
);
2197 free_nfs_cb_data(data
);
2200 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2202 char *str
= data
->continue_data
;
2204 str
= &str
[strlen(str
) + 1];
2206 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2207 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2208 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2209 free_nfs_cb_data(data
);
2215 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2220 new_path
= strdup(path
);
2221 if (new_path
== NULL
) {
2222 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2226 ptr
= strrchr(new_path
, '/');
2228 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2233 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2234 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2235 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2246 struct mknod_cb_data
{
2253 static void free_mknod_cb_data(void *ptr
)
2255 struct mknod_cb_data
*data
= ptr
;
2261 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2264 struct nfs_cb_data
*data
= private_data
;
2265 struct nfs_context
*nfs
= data
->nfs
;
2266 char *str
= data
->continue_data
;
2268 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2270 str
= &str
[strlen(str
) + 1];
2272 if (status
== RPC_STATUS_ERROR
) {
2273 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2274 free_nfs_cb_data(data
);
2277 if (status
== RPC_STATUS_CANCEL
) {
2278 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2279 free_nfs_cb_data(data
);
2284 if (res
->status
!= NFS3_OK
) {
2285 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
));
2286 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2287 free_nfs_cb_data(data
);
2291 data
->cb(0, nfs
, NULL
, data
->private_data
);
2292 free_nfs_cb_data(data
);
2295 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2297 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2298 char *str
= cb_data
->path
;
2300 str
= &str
[strlen(str
) + 1];
2302 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2303 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2304 free_nfs_cb_data(data
);
2310 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2313 struct mknod_cb_data
*cb_data
;
2315 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2316 if (cb_data
== NULL
) {
2317 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2321 cb_data
->path
= strdup(path
);
2322 if (cb_data
->path
== NULL
) {
2323 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2328 ptr
= strrchr(cb_data
->path
, '/');
2330 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2335 cb_data
->mode
= mode
;
2336 cb_data
->major
= major(dev
);
2337 cb_data
->minor
= minor(dev
);
2339 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2340 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2341 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2342 free_mknod_cb_data(cb_data
);
2353 /* ReadDirPlus Emulation Callback data */
2354 struct rdpe_cb_data
{
2357 struct nfs_cb_data
*data
;
2360 /* ReadDirPlus Emulation LOOKUP Callback data */
2361 struct rdpe_lookup_cb_data
{
2362 struct rdpe_cb_data
*rdpe_cb_data
;
2363 struct nfsdirent
*nfsdirent
;
2366 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2367 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2369 LOOKUP3res
*res
= command_data
;
2370 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2371 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2372 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2373 struct nfsdir
*nfsdir
= data
->continue_data
;
2374 struct nfs_context
*nfs
= data
->nfs
;
2375 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2377 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2379 free(rdpe_lookup_cb_data
);
2381 rdpe_cb_data
->getattrcount
--;
2383 if (status
== RPC_STATUS_ERROR
) {
2384 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2386 if (status
== RPC_STATUS_CANCEL
) {
2387 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2389 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2390 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2392 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2393 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2394 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2396 nfsdirent
->type
= attributes
->type
;
2397 nfsdirent
->mode
= attributes
->mode
;
2398 nfsdirent
->size
= attributes
->size
;
2400 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2401 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2402 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2403 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2404 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2405 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2409 if (rdpe_cb_data
->getattrcount
== 0) {
2410 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2411 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2412 nfs_free_nfsdir(nfsdir
);
2414 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2418 data
->continue_data
= NULL
;
2419 free_nfs_cb_data(data
);
2423 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2425 READDIR3res
*res
= command_data
;
2426 struct nfs_cb_data
*data
= private_data
;
2427 struct nfs_context
*nfs
= data
->nfs
;
2428 struct nfsdir
*nfsdir
= data
->continue_data
;
2429 struct nfsdirent
*nfsdirent
;
2430 struct entry3
*entry
;
2432 struct rdpe_cb_data
*rdpe_cb_data
;
2434 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2436 if (status
== RPC_STATUS_ERROR
) {
2437 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2438 nfs_free_nfsdir(nfsdir
);
2439 data
->continue_data
= NULL
;
2440 free_nfs_cb_data(data
);
2444 if (status
== RPC_STATUS_CANCEL
) {
2445 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2446 nfs_free_nfsdir(nfsdir
);
2447 data
->continue_data
= NULL
;
2448 free_nfs_cb_data(data
);
2452 if (res
->status
!= NFS3_OK
) {
2453 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
));
2454 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2455 nfs_free_nfsdir(nfsdir
);
2456 data
->continue_data
= NULL
;
2457 free_nfs_cb_data(data
);
2461 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2462 while (entry
!= NULL
) {
2463 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2464 if (nfsdirent
== NULL
) {
2465 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2466 nfs_free_nfsdir(nfsdir
);
2467 data
->continue_data
= NULL
;
2468 free_nfs_cb_data(data
);
2471 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2472 nfsdirent
->name
= strdup(entry
->name
);
2473 if (nfsdirent
->name
== NULL
) {
2474 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2475 nfs_free_nfsdir(nfsdir
);
2476 data
->continue_data
= NULL
;
2477 free_nfs_cb_data(data
);
2480 nfsdirent
->inode
= entry
->fileid
;
2482 nfsdirent
->next
= nfsdir
->entries
;
2483 nfsdir
->entries
= nfsdirent
;
2485 cookie
= entry
->cookie
;
2486 entry
= entry
->nextentry
;
2489 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2490 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2491 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2492 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2493 nfs_free_nfsdir(nfsdir
);
2494 data
->continue_data
= NULL
;
2495 free_nfs_cb_data(data
);
2501 /* steal the dirhandle */
2502 nfsdir
->current
= nfsdir
->entries
;
2504 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2505 rdpe_cb_data
->getattrcount
= 0;
2506 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2507 rdpe_cb_data
->data
= data
;
2508 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2509 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2512 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2513 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2514 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2516 memset(&args
, 0, sizeof(LOOKUP3args
));
2517 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2518 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2519 args
.what
.name
= nfsdirent
->name
;
2521 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2522 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2524 /* if we have already commands in flight, we cant just stop, we have to wait for the
2525 * commands in flight to complete
2527 if (rdpe_cb_data
->getattrcount
> 0) {
2528 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2529 free(rdpe_lookup_cb_data
);
2533 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2534 nfs_free_nfsdir(nfsdir
);
2535 data
->continue_data
= NULL
;
2536 free_nfs_cb_data(data
);
2537 free(rdpe_lookup_cb_data
);
2541 rdpe_cb_data
->getattrcount
++;
2546 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2548 READDIRPLUS3res
*res
= command_data
;
2549 struct nfs_cb_data
*data
= private_data
;
2550 struct nfs_context
*nfs
= data
->nfs
;
2551 struct nfsdir
*nfsdir
= data
->continue_data
;
2552 struct entryplus3
*entry
;
2555 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2557 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2560 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2561 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2562 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2563 nfs_free_nfsdir(nfsdir
);
2564 data
->continue_data
= NULL
;
2565 free_nfs_cb_data(data
);
2571 if (status
== RPC_STATUS_CANCEL
) {
2572 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2573 nfs_free_nfsdir(nfsdir
);
2574 data
->continue_data
= NULL
;
2575 free_nfs_cb_data(data
);
2579 if (res
->status
!= NFS3_OK
) {
2580 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
));
2581 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2582 nfs_free_nfsdir(nfsdir
);
2583 data
->continue_data
= NULL
;
2584 free_nfs_cb_data(data
);
2588 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2589 while (entry
!= NULL
) {
2590 struct nfsdirent
*nfsdirent
;
2592 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2593 if (nfsdirent
== NULL
) {
2594 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2595 nfs_free_nfsdir(nfsdir
);
2596 data
->continue_data
= NULL
;
2597 free_nfs_cb_data(data
);
2600 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2601 nfsdirent
->name
= strdup(entry
->name
);
2602 if (nfsdirent
->name
== NULL
) {
2603 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2604 nfs_free_nfsdir(nfsdir
);
2605 data
->continue_data
= NULL
;
2606 free_nfs_cb_data(data
);
2609 nfsdirent
->inode
= entry
->fileid
;
2610 if (entry
->name_attributes
.attributes_follow
) {
2611 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2612 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2613 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2615 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2616 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2617 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2618 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2619 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2620 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2623 nfsdirent
->next
= nfsdir
->entries
;
2624 nfsdir
->entries
= nfsdirent
;
2626 cookie
= entry
->cookie
;
2627 entry
= entry
->nextentry
;
2630 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2631 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2632 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2633 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2634 nfs_free_nfsdir(nfsdir
);
2635 data
->continue_data
= NULL
;
2636 free_nfs_cb_data(data
);
2642 /* steal the dirhandle */
2643 data
->continue_data
= NULL
;
2644 nfsdir
->current
= nfsdir
->entries
;
2646 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2647 free_nfs_cb_data(data
);
2650 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2654 memset(cv
, 0, sizeof(cookieverf3
));
2655 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2656 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2657 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2658 free_nfs_cb_data(data
);
2664 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2666 struct nfsdir
*nfsdir
;
2668 nfsdir
= malloc(sizeof(struct nfsdir
));
2669 if (nfsdir
== NULL
) {
2670 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2673 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2675 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2676 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2684 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2686 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2688 if (nfsdir
->current
!= NULL
) {
2689 nfsdir
->current
= nfsdir
->current
->next
;
2695 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2697 nfs_free_nfsdir(nfsdir
);
2709 struct lseek_cb_data
{
2710 struct nfs_context
*nfs
;
2711 struct nfsfh
*nfsfh
;
2717 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2720 struct lseek_cb_data
*data
= private_data
;
2721 struct nfs_context
*nfs
= data
->nfs
;
2723 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2725 if (status
== RPC_STATUS_ERROR
) {
2726 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2730 if (status
== RPC_STATUS_CANCEL
) {
2731 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2737 if (res
->status
!= NFS3_OK
) {
2738 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2739 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2744 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2745 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2749 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2751 struct lseek_cb_data
*data
;
2752 struct GETATTR3args args
;
2754 if (whence
== SEEK_SET
) {
2755 nfsfh
->offset
= offset
;
2756 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2759 if (whence
== SEEK_CUR
) {
2760 nfsfh
->offset
+= offset
;
2761 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2765 data
= malloc(sizeof(struct lseek_cb_data
));
2767 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2772 data
->nfsfh
= nfsfh
;
2773 data
->offset
= offset
;
2775 data
->private_data
= private_data
;
2777 memset(&args
, 0, sizeof(GETATTR3args
));
2778 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2779 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2781 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2782 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2795 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2798 struct nfs_cb_data
*data
= private_data
;
2799 struct nfs_context
*nfs
= data
->nfs
;
2800 struct statvfs svfs
;
2802 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2804 if (status
== RPC_STATUS_ERROR
) {
2805 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2806 free_nfs_cb_data(data
);
2809 if (status
== RPC_STATUS_CANCEL
) {
2810 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2811 free_nfs_cb_data(data
);
2816 if (res
->status
!= NFS3_OK
) {
2817 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
));
2818 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2819 free_nfs_cb_data(data
);
2823 svfs
.f_bsize
= 4096;
2824 svfs
.f_frsize
= 4096;
2825 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2826 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2827 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2828 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2829 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2830 #if !defined(ANDROID)
2831 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2834 svfs
.f_namemax
= 256;
2837 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2838 free_nfs_cb_data(data
);
2841 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2843 if (rpc_nfs_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &data
->fh
, data
) != 0) {
2844 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2845 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2846 free_nfs_cb_data(data
);
2852 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2854 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2855 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2868 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2871 struct nfs_cb_data
*data
= private_data
;
2872 struct nfs_context
*nfs
= data
->nfs
;
2874 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2876 if (status
== RPC_STATUS_ERROR
) {
2877 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2878 free_nfs_cb_data(data
);
2881 if (status
== RPC_STATUS_CANCEL
) {
2882 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2883 free_nfs_cb_data(data
);
2888 if (res
->status
!= NFS3_OK
) {
2889 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
));
2890 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2891 free_nfs_cb_data(data
);
2896 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2897 free_nfs_cb_data(data
);
2900 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2904 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2905 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2907 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2908 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2909 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2910 free_nfs_cb_data(data
);
2916 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2918 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2919 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2932 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2934 struct nfs_cb_data
*data
= private_data
;
2935 struct nfs_context
*nfs
= data
->nfs
;
2938 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2940 if (status
== RPC_STATUS_ERROR
) {
2941 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2942 free_nfs_cb_data(data
);
2945 if (status
== RPC_STATUS_CANCEL
) {
2946 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2947 free_nfs_cb_data(data
);
2952 if (res
->status
!= NFS3_OK
) {
2953 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2954 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2955 free_nfs_cb_data(data
);
2959 data
->cb(0, nfs
, NULL
, data
->private_data
);
2960 free_nfs_cb_data(data
);
2963 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2967 memset(&args
, 0, sizeof(SETATTR3args
));
2968 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2969 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2970 args
.new_attributes
.mode
.set_it
= 1;
2971 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2973 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2974 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2976 free_nfs_cb_data(data
);
2983 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2985 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2986 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2996 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
2998 struct nfs_cb_data
*data
;
3000 data
= malloc(sizeof(struct nfs_cb_data
));
3002 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3005 memset(data
, 0, sizeof(struct nfs_cb_data
));
3008 data
->private_data
= private_data
;
3009 data
->continue_int
= mode
;
3010 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3011 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3012 if (data
->fh
.data
.data_val
== NULL
) {
3013 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3014 free_nfs_cb_data(data
);
3017 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3019 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3020 free_nfs_cb_data(data
);
3032 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3034 struct nfs_cb_data
*data
= private_data
;
3035 struct nfs_context
*nfs
= data
->nfs
;
3038 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3040 if (status
== RPC_STATUS_ERROR
) {
3041 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3042 free_nfs_cb_data(data
);
3045 if (status
== RPC_STATUS_CANCEL
) {
3046 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3047 free_nfs_cb_data(data
);
3052 if (res
->status
!= NFS3_OK
) {
3053 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3054 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3055 free_nfs_cb_data(data
);
3059 data
->cb(0, nfs
, NULL
, data
->private_data
);
3060 free_nfs_cb_data(data
);
3063 struct nfs_chown_data
{
3068 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3071 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3073 memset(&args
, 0, sizeof(SETATTR3args
));
3074 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3075 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3076 if (chown_data
->uid
!= (uid_t
)-1) {
3077 args
.new_attributes
.uid
.set_it
= 1;
3078 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3080 if (chown_data
->gid
!= (gid_t
)-1) {
3081 args
.new_attributes
.gid
.set_it
= 1;
3082 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3085 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3086 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3087 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3088 free_nfs_cb_data(data
);
3095 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3097 struct nfs_chown_data
*chown_data
;
3099 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3100 if (chown_data
== NULL
) {
3101 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3105 chown_data
->uid
= uid
;
3106 chown_data
->gid
= gid
;
3108 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3109 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3120 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3122 struct nfs_cb_data
*data
;
3123 struct nfs_chown_data
*chown_data
;
3125 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3126 if (chown_data
== NULL
) {
3127 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3131 chown_data
->uid
= uid
;
3132 chown_data
->gid
= gid
;
3135 data
= malloc(sizeof(struct nfs_cb_data
));
3137 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3140 memset(data
, 0, sizeof(struct nfs_cb_data
));
3143 data
->private_data
= private_data
;
3144 data
->continue_data
= chown_data
;
3145 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3146 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3147 if (data
->fh
.data
.data_val
== NULL
) {
3148 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3149 free_nfs_cb_data(data
);
3152 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3155 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3156 free_nfs_cb_data(data
);
3170 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3172 struct nfs_cb_data
*data
= private_data
;
3173 struct nfs_context
*nfs
= data
->nfs
;
3176 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3178 if (status
== RPC_STATUS_ERROR
) {
3179 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3180 free_nfs_cb_data(data
);
3183 if (status
== RPC_STATUS_CANCEL
) {
3184 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3185 free_nfs_cb_data(data
);
3190 if (res
->status
!= NFS3_OK
) {
3191 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3192 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3193 free_nfs_cb_data(data
);
3197 data
->cb(0, nfs
, NULL
, data
->private_data
);
3198 free_nfs_cb_data(data
);
3201 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3204 struct timeval
*utimes_data
= data
->continue_data
;
3206 memset(&args
, 0, sizeof(SETATTR3args
));
3207 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3208 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3209 if (utimes_data
!= NULL
) {
3210 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3211 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3212 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3213 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3214 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3215 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3217 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3218 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3221 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3222 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3223 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3224 free_nfs_cb_data(data
);
3231 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3233 struct timeval
*new_times
= NULL
;
3235 if (times
!= NULL
) {
3236 new_times
= malloc(sizeof(struct timeval
)*2);
3237 if (new_times
== NULL
) {
3238 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3242 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3245 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3246 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3256 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3258 struct timeval
*new_times
= NULL
;
3260 if (times
!= NULL
) {
3261 new_times
= malloc(sizeof(struct timeval
)*2);
3262 if (new_times
== NULL
) {
3263 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3267 new_times
[0].tv_sec
= times
->actime
;
3268 new_times
[0].tv_usec
= 0;
3269 new_times
[1].tv_sec
= times
->modtime
;
3270 new_times
[1].tv_usec
= 0;
3273 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3274 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3285 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3288 struct nfs_cb_data
*data
= private_data
;
3289 struct nfs_context
*nfs
= data
->nfs
;
3290 unsigned int nfsmode
= 0;
3292 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3294 if (status
== RPC_STATUS_ERROR
) {
3295 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3296 free_nfs_cb_data(data
);
3299 if (status
== RPC_STATUS_CANCEL
) {
3300 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3301 free_nfs_cb_data(data
);
3306 if (res
->status
!= NFS3_OK
) {
3307 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
));
3308 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3309 free_nfs_cb_data(data
);
3313 if (data
->continue_int
& R_OK
) {
3314 nfsmode
|= ACCESS3_READ
;
3316 if (data
->continue_int
& W_OK
) {
3317 nfsmode
|= ACCESS3_MODIFY
;
3319 if (data
->continue_int
& X_OK
) {
3320 nfsmode
|= ACCESS3_EXECUTE
;
3323 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3324 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3325 nfsmode
&ACCESS3_READ
?'r':'-',
3326 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3327 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3328 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3329 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3330 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3331 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3332 free_nfs_cb_data(data
);
3336 data
->cb(0, nfs
, NULL
, data
->private_data
);
3337 free_nfs_cb_data(data
);
3340 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3345 if (data
->continue_int
& R_OK
) {
3346 nfsmode
|= ACCESS3_READ
;
3348 if (data
->continue_int
& W_OK
) {
3349 nfsmode
|= ACCESS3_MODIFY
;
3351 if (data
->continue_int
& X_OK
) {
3352 nfsmode
|= ACCESS3_EXECUTE
;
3355 memset(&args
, 0, sizeof(ACCESS3args
));
3356 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3357 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3358 args
.access
= nfsmode
;
3360 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3361 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3362 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3363 free_nfs_cb_data(data
);
3369 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3371 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3372 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3384 struct nfs_symlink_data
{
3386 char *newpathparent
;
3387 char *newpathobject
;
3390 static void free_nfs_symlink_data(void *mem
)
3392 struct nfs_symlink_data
*data
= mem
;
3394 if (data
->oldpath
!= NULL
) {
3395 free(data
->oldpath
);
3397 if (data
->newpathparent
!= NULL
) {
3398 free(data
->newpathparent
);
3400 if (data
->newpathobject
!= NULL
) {
3401 free(data
->newpathobject
);
3406 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3409 struct nfs_cb_data
*data
= private_data
;
3410 struct nfs_context
*nfs
= data
->nfs
;
3411 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3413 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3415 if (status
== RPC_STATUS_ERROR
) {
3416 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3417 free_nfs_cb_data(data
);
3420 if (status
== RPC_STATUS_CANCEL
) {
3421 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3422 free_nfs_cb_data(data
);
3427 if (res
->status
!= NFS3_OK
) {
3428 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
));
3429 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3430 free_nfs_cb_data(data
);
3434 data
->cb(0, nfs
, NULL
, data
->private_data
);
3435 free_nfs_cb_data(data
);
3438 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3440 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3443 memset(&sa
, 0, sizeof(SYMLINK3args
));
3444 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3445 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3446 sa
.where
.name
= symlink_data
->newpathobject
;
3447 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3448 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
;
3449 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3451 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3452 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3453 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3454 free_nfs_cb_data(data
);
3460 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3463 struct nfs_symlink_data
*symlink_data
;
3465 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3466 if (symlink_data
== NULL
) {
3467 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3470 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3472 symlink_data
->oldpath
= strdup(oldpath
);
3473 if (symlink_data
->oldpath
== NULL
) {
3474 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3475 free_nfs_symlink_data(symlink_data
);
3479 symlink_data
->newpathparent
= strdup(newpath
);
3480 if (symlink_data
->newpathparent
== NULL
) {
3481 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3482 free_nfs_symlink_data(symlink_data
);
3486 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3488 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3489 free_nfs_symlink_data(symlink_data
);
3495 symlink_data
->newpathobject
= strdup(ptr
);
3496 if (symlink_data
->newpathobject
== NULL
) {
3497 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3498 free_nfs_symlink_data(symlink_data
);
3502 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3503 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3515 struct nfs_rename_data
{
3518 struct nfs_fh3 olddir
;
3521 struct nfs_fh3 newdir
;
3524 static void free_nfs_rename_data(void *mem
)
3526 struct nfs_rename_data
*data
= mem
;
3528 if (data
->oldpath
!= NULL
) {
3529 free(data
->oldpath
);
3531 if (data
->olddir
.data
.data_val
!= NULL
) {
3532 free(data
->olddir
.data
.data_val
);
3534 if (data
->newpath
!= NULL
) {
3535 free(data
->newpath
);
3537 if (data
->newdir
.data
.data_val
!= NULL
) {
3538 free(data
->newdir
.data
.data_val
);
3543 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3546 struct nfs_cb_data
*data
= private_data
;
3547 struct nfs_context
*nfs
= data
->nfs
;
3548 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3550 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3552 if (status
== RPC_STATUS_ERROR
) {
3553 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3554 free_nfs_cb_data(data
);
3557 if (status
== RPC_STATUS_CANCEL
) {
3558 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3559 free_nfs_cb_data(data
);
3564 if (res
->status
!= NFS3_OK
) {
3565 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
));
3566 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3567 free_nfs_cb_data(data
);
3571 data
->cb(0, nfs
, NULL
, data
->private_data
);
3572 free_nfs_cb_data(data
);
3575 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3577 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3579 /* steal the filehandle */
3580 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3581 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3582 data
->fh
.data
.data_val
= NULL
;
3584 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3585 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3586 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3587 free_nfs_cb_data(data
);
3594 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3596 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3598 /* steal the filehandle */
3599 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3600 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3601 data
->fh
.data
.data_val
= NULL
;
3603 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) {
3604 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3605 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3606 free_nfs_cb_data(data
);
3609 data
->continue_data
= NULL
;
3610 free_nfs_cb_data(data
);
3616 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3619 struct nfs_rename_data
*rename_data
;
3621 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3622 if (rename_data
== NULL
) {
3623 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3626 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3628 rename_data
->oldpath
= strdup(oldpath
);
3629 if (rename_data
->oldpath
== NULL
) {
3630 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3631 free_nfs_rename_data(rename_data
);
3634 ptr
= strrchr(rename_data
->oldpath
, '/');
3636 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3637 free_nfs_rename_data(rename_data
);
3642 rename_data
->oldobject
= ptr
;
3645 rename_data
->newpath
= strdup(newpath
);
3646 if (rename_data
->newpath
== NULL
) {
3647 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3648 free_nfs_rename_data(rename_data
);
3651 ptr
= strrchr(rename_data
->newpath
, '/');
3653 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3654 free_nfs_rename_data(rename_data
);
3659 rename_data
->newobject
= ptr
;
3662 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3663 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3674 struct nfs_link_data
{
3676 struct nfs_fh3 oldfh
;
3679 struct nfs_fh3 newdir
;
3682 static void free_nfs_link_data(void *mem
)
3684 struct nfs_link_data
*data
= mem
;
3686 if (data
->oldpath
!= NULL
) {
3687 free(data
->oldpath
);
3689 if (data
->oldfh
.data
.data_val
!= NULL
) {
3690 free(data
->oldfh
.data
.data_val
);
3692 if (data
->newpath
!= NULL
) {
3693 free(data
->newpath
);
3695 if (data
->newdir
.data
.data_val
!= NULL
) {
3696 free(data
->newdir
.data
.data_val
);
3701 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3704 struct nfs_cb_data
*data
= private_data
;
3705 struct nfs_context
*nfs
= data
->nfs
;
3706 struct nfs_link_data
*link_data
= data
->continue_data
;
3708 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3710 if (status
== RPC_STATUS_ERROR
) {
3711 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3712 free_nfs_cb_data(data
);
3715 if (status
== RPC_STATUS_CANCEL
) {
3716 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3717 free_nfs_cb_data(data
);
3722 if (res
->status
!= NFS3_OK
) {
3723 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
));
3724 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3725 free_nfs_cb_data(data
);
3729 data
->cb(0, nfs
, NULL
, data
->private_data
);
3730 free_nfs_cb_data(data
);
3733 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3735 struct nfs_link_data
*link_data
= data
->continue_data
;
3737 /* steal the filehandle */
3738 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3739 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3740 data
->fh
.data
.data_val
= NULL
;
3742 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3743 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3744 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3745 free_nfs_cb_data(data
);
3752 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3754 struct nfs_link_data
*link_data
= data
->continue_data
;
3756 /* steal the filehandle */
3757 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3758 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3759 data
->fh
.data
.data_val
= NULL
;
3761 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) {
3762 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3763 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3764 free_nfs_cb_data(data
);
3767 data
->continue_data
= NULL
;
3768 free_nfs_cb_data(data
);
3774 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3777 struct nfs_link_data
*link_data
;
3779 link_data
= malloc(sizeof(struct nfs_link_data
));
3780 if (link_data
== NULL
) {
3781 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3784 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3786 link_data
->oldpath
= strdup(oldpath
);
3787 if (link_data
->oldpath
== NULL
) {
3788 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3789 free_nfs_link_data(link_data
);
3793 link_data
->newpath
= strdup(newpath
);
3794 if (link_data
->newpath
== NULL
) {
3795 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3796 free_nfs_link_data(link_data
);
3799 ptr
= strrchr(link_data
->newpath
, '/');
3801 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3802 free_nfs_link_data(link_data
);
3807 link_data
->newobject
= ptr
;
3810 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3811 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3819 //qqq replace later with lseek()
3820 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3822 return nfsfh
->offset
;
3828 * Get the maximum supported READ3 size by the server
3830 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3832 return nfs
->readmax
;
3836 * Get the maximum supported WRITE3 size by the server
3838 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3840 return nfs
->writemax
;
3843 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3848 va_start(ap
, error_string
);
3850 vsnprintf(str
, 1024, error_string
, ap
);
3851 if (nfs
->rpc
->error_string
!= NULL
) {
3852 free(nfs
->rpc
->error_string
);
3854 nfs
->rpc
->error_string
= str
;
3860 struct mount_cb_data
{
3866 static void free_mount_cb_data(struct mount_cb_data
*data
)
3868 if (data
->server
!= NULL
) {
3870 data
->server
= NULL
;
3876 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3878 struct mount_cb_data
*data
= private_data
;
3880 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3882 if (status
== RPC_STATUS_ERROR
) {
3883 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3884 free_mount_cb_data(data
);
3887 if (status
== RPC_STATUS_CANCEL
) {
3888 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3889 free_mount_cb_data(data
);
3893 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3894 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3895 rpc_set_error(rpc
, "Failed to disconnect\n");
3897 free_mount_cb_data(data
);
3900 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3902 struct mount_cb_data
*data
= private_data
;
3904 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3906 /* Dont want any more callbacks even if the socket is closed */
3907 rpc
->connect_cb
= NULL
;
3909 if (status
== RPC_STATUS_ERROR
) {
3910 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3911 free_mount_cb_data(data
);
3914 if (status
== RPC_STATUS_CANCEL
) {
3915 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3916 free_mount_cb_data(data
);
3920 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3921 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3922 free_mount_cb_data(data
);
3927 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3929 struct mount_cb_data
*data
= private_data
;
3930 uint32_t mount_port
;
3932 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3934 if (status
== RPC_STATUS_ERROR
) {
3935 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3936 free_mount_cb_data(data
);
3939 if (status
== RPC_STATUS_CANCEL
) {
3940 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3941 free_mount_cb_data(data
);
3945 mount_port
= *(uint32_t *)command_data
;
3946 if (mount_port
== 0) {
3947 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3948 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3949 free_mount_cb_data(data
);
3953 rpc_disconnect(rpc
, "normal disconnect");
3954 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3955 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3956 free_mount_cb_data(data
);
3961 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3963 struct mount_cb_data
*data
= private_data
;
3965 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3967 if (status
== RPC_STATUS_ERROR
) {
3968 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3969 free_mount_cb_data(data
);
3972 if (status
== RPC_STATUS_CANCEL
) {
3973 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3974 free_mount_cb_data(data
);
3978 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3979 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3980 free_mount_cb_data(data
);
3985 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3987 struct mount_cb_data
*data
= private_data
;
3989 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3991 /* Dont want any more callbacks even if the socket is closed */
3992 rpc
->connect_cb
= NULL
;
3994 if (status
== RPC_STATUS_ERROR
) {
3995 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3996 free_mount_cb_data(data
);
3999 if (status
== RPC_STATUS_CANCEL
) {
4000 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4001 free_mount_cb_data(data
);
4005 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4006 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4007 free_mount_cb_data(data
);
4012 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4014 struct mount_cb_data
*data
;
4016 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4018 data
= malloc(sizeof(struct mount_cb_data
));
4022 memset(data
, 0, sizeof(struct mount_cb_data
));
4024 data
->private_data
= private_data
;
4025 data
->server
= strdup(server
);
4026 if (data
->server
== NULL
) {
4027 free_mount_cb_data(data
);
4030 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4031 free_mount_cb_data(data
);
4038 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4040 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4044 const char *nfs_get_server(struct nfs_context
*nfs
) {
4048 const char *nfs_get_export(struct nfs_context
*nfs
) {
4052 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4053 return &nfs
->rootfh
;
4056 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {