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
;
613 struct FSINFO3args args
;
615 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
617 if (status
== RPC_STATUS_ERROR
) {
618 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
619 free_nfs_cb_data(data
);
622 if (status
== RPC_STATUS_CANCEL
) {
623 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
624 free_nfs_cb_data(data
);
628 args
.fsroot
= nfs
->rootfh
;
629 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
630 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
631 free_nfs_cb_data(data
);
637 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
639 struct nfs_cb_data
*data
= private_data
;
640 struct nfs_context
*nfs
= data
->nfs
;
642 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
644 /* Dont want any more callbacks even if the socket is closed */
645 rpc
->connect_cb
= NULL
;
647 if (status
== RPC_STATUS_ERROR
) {
648 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
649 free_nfs_cb_data(data
);
652 if (status
== RPC_STATUS_CANCEL
) {
653 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
654 free_nfs_cb_data(data
);
658 if (rpc_nfs3_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
659 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
660 free_nfs_cb_data(data
);
666 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
668 struct nfs_cb_data
*data
= private_data
;
669 struct nfs_context
*nfs
= data
->nfs
;
672 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
674 if (status
== RPC_STATUS_ERROR
) {
675 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
676 free_nfs_cb_data(data
);
679 if (status
== RPC_STATUS_CANCEL
) {
680 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
681 free_nfs_cb_data(data
);
686 if (res
->fhs_status
!= MNT3_OK
) {
687 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
));
688 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
689 free_nfs_cb_data(data
);
693 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
694 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
695 if (nfs
->rootfh
.data
.data_val
== NULL
) {
696 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
697 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
698 free_nfs_cb_data(data
);
701 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
703 rpc_disconnect(rpc
, "normal disconnect");
704 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
705 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
706 free_nfs_cb_data(data
);
709 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
710 rpc_set_autoreconnect(rpc
);
714 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
716 struct nfs_cb_data
*data
= private_data
;
717 struct nfs_context
*nfs
= data
->nfs
;
719 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
721 if (status
== RPC_STATUS_ERROR
) {
722 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
723 free_nfs_cb_data(data
);
726 if (status
== RPC_STATUS_CANCEL
) {
727 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
728 free_nfs_cb_data(data
);
732 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
733 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
734 free_nfs_cb_data(data
);
739 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
741 struct nfs_cb_data
*data
= private_data
;
742 struct nfs_context
*nfs
= data
->nfs
;
744 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
746 /* Dont want any more callbacks even if the socket is closed */
747 rpc
->connect_cb
= NULL
;
749 if (status
== RPC_STATUS_ERROR
) {
750 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
751 free_nfs_cb_data(data
);
754 if (status
== RPC_STATUS_CANCEL
) {
755 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
756 free_nfs_cb_data(data
);
760 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
761 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
762 free_nfs_cb_data(data
);
767 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
769 struct nfs_cb_data
*data
= private_data
;
770 struct nfs_context
*nfs
= data
->nfs
;
773 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
775 if (status
== RPC_STATUS_ERROR
) {
776 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
777 free_nfs_cb_data(data
);
780 if (status
== RPC_STATUS_CANCEL
) {
781 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
782 free_nfs_cb_data(data
);
786 mount_port
= *(uint32_t *)command_data
;
787 if (mount_port
== 0) {
788 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
789 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
790 free_nfs_cb_data(data
);
794 rpc_disconnect(rpc
, "normal disconnect");
795 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
796 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
797 free_nfs_cb_data(data
);
803 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
805 struct nfs_cb_data
*data
= private_data
;
806 struct nfs_context
*nfs
= data
->nfs
;
808 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
810 if (status
== RPC_STATUS_ERROR
) {
811 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
812 free_nfs_cb_data(data
);
815 if (status
== RPC_STATUS_CANCEL
) {
816 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
817 free_nfs_cb_data(data
);
821 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
822 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
823 free_nfs_cb_data(data
);
828 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
830 struct nfs_cb_data
*data
= private_data
;
831 struct nfs_context
*nfs
= data
->nfs
;
833 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
835 /* Dont want any more callbacks even if the socket is closed */
836 rpc
->connect_cb
= NULL
;
838 if (status
== RPC_STATUS_ERROR
) {
839 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
840 free_nfs_cb_data(data
);
843 if (status
== RPC_STATUS_CANCEL
) {
844 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
845 free_nfs_cb_data(data
);
849 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
850 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
851 free_nfs_cb_data(data
);
857 * Async call for mounting an nfs share and geting the root filehandle
859 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
861 struct nfs_cb_data
*data
;
862 char *new_server
, *new_export
;
864 data
= malloc(sizeof(struct nfs_cb_data
));
866 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
869 memset(data
, 0, sizeof(struct nfs_cb_data
));
870 new_server
= strdup(server
);
871 new_export
= strdup(export
);
872 if (nfs
->server
!= NULL
) {
875 nfs
->server
= new_server
;
876 if (nfs
->export
!= NULL
) {
879 nfs
->export
= new_export
;
882 data
->private_data
= private_data
;
884 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
885 rpc_set_error(nfs
->rpc
, "Failed to start connection");
886 free_nfs_cb_data(data
);
896 * Functions to first look up a path, component by component, and then finally call a specific function once
897 * the filehandle for the final component is found.
899 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
901 struct nfs_cb_data
*data
= private_data
;
902 struct nfs_context
*nfs
= data
->nfs
;
905 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
907 if (status
== RPC_STATUS_ERROR
) {
908 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
909 free_nfs_cb_data(data
);
912 if (status
== RPC_STATUS_CANCEL
) {
913 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
914 free_nfs_cb_data(data
);
919 if (res
->status
!= NFS3_OK
) {
920 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
));
921 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
922 free_nfs_cb_data(data
);
926 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
927 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
928 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
929 free_nfs_cb_data(data
);
934 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
939 while (*data
->path
== '/') {
944 str
= strchr(path
, '/');
949 while (*data
->path
!= 0) {
955 data
->fh
.data
.data_len
= fh
->data
.data_len
;
956 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
957 if (data
->fh
.data
.data_val
== NULL
) {
958 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
959 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
960 free_nfs_cb_data(data
);
963 memcpy(data
->fh
.data
.data_val
, fh
->data
.data_val
, data
->fh
.data
.data_len
);
964 data
->continue_cb(nfs
, data
);
969 memset(&args
, 0, sizeof(LOOKUP3args
));
970 args
.what
.dir
.data
.data_len
= fh
->data
.data_len
;
971 args
.what
.dir
.data
.data_val
= fh
->data
.data_val
;
972 args
.what
.name
= path
;
974 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
975 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
976 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
977 free_nfs_cb_data(data
);
983 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
)
985 struct nfs_cb_data
*data
;
987 if (path
[0] != 0 && path
[0] != '/') {
988 rpc_set_error(nfs
->rpc
, "Pathname is not absolute %s", path
);
992 data
= malloc(sizeof(struct nfs_cb_data
));
994 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
997 memset(data
, 0, sizeof(struct nfs_cb_data
));
1000 data
->continue_cb
= continue_cb
;
1001 data
->continue_data
= continue_data
;
1002 data
->free_continue_data
= free_continue_data
;
1003 data
->continue_int
= continue_int
;
1004 data
->private_data
= private_data
;
1005 data
->saved_path
= strdup(path
);
1006 if (data
->saved_path
== NULL
) {
1007 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1008 free_nfs_cb_data(data
);
1011 data
->path
= data
->saved_path
;
1013 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1014 /* return 0 here since the callback will be invoked if there is a failure */
1027 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1030 struct nfs_cb_data
*data
= private_data
;
1031 struct nfs_context
*nfs
= data
->nfs
;
1034 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1036 if (status
== RPC_STATUS_ERROR
) {
1037 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1038 free_nfs_cb_data(data
);
1041 if (status
== RPC_STATUS_CANCEL
) {
1042 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1043 free_nfs_cb_data(data
);
1048 if (res
->status
!= NFS3_OK
) {
1049 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
));
1050 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1051 free_nfs_cb_data(data
);
1056 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1057 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1058 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1059 st
.st_mode
|= S_IFDIR
;
1061 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1062 st
.st_mode
|= S_IFREG
;
1064 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1065 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1066 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1068 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1070 st
.st_blksize
= 4096;
1071 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1073 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1074 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1075 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1077 data
->cb(0, nfs
, &st
, data
->private_data
);
1078 free_nfs_cb_data(data
);
1081 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1083 struct GETATTR3args args
;
1085 memset(&args
, 0, sizeof(GETATTR3args
));
1086 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1087 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1089 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1090 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1091 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1092 free_nfs_cb_data(data
);
1098 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1100 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1101 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1115 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1118 struct nfs_cb_data
*data
= private_data
;
1119 struct nfs_context
*nfs
= data
->nfs
;
1120 struct nfsfh
*nfsfh
;
1121 unsigned int nfsmode
= 0;
1123 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1125 if (status
== RPC_STATUS_ERROR
) {
1126 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1127 free_nfs_cb_data(data
);
1130 if (status
== RPC_STATUS_CANCEL
) {
1131 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1132 free_nfs_cb_data(data
);
1137 if (res
->status
!= NFS3_OK
) {
1138 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
));
1139 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1140 free_nfs_cb_data(data
);
1144 if (data
->continue_int
& O_WRONLY
) {
1145 nfsmode
|= ACCESS3_MODIFY
;
1147 if (data
->continue_int
& O_RDWR
) {
1148 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1150 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1151 nfsmode
|= ACCESS3_READ
;
1155 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1156 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1157 nfsmode
&ACCESS3_READ
?'r':'-',
1158 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1159 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1160 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1161 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1162 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1163 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1164 free_nfs_cb_data(data
);
1168 nfsfh
= malloc(sizeof(struct nfsfh
));
1169 if (nfsfh
== NULL
) {
1170 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1171 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1172 free_nfs_cb_data(data
);
1175 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1177 if (data
->continue_int
& O_SYNC
) {
1181 /* steal the filehandle */
1182 nfsfh
->fh
.data
.data_len
= data
->fh
.data
.data_len
;
1183 nfsfh
->fh
.data
.data_val
= data
->fh
.data
.data_val
;
1184 data
->fh
.data
.data_val
= NULL
;
1186 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1187 free_nfs_cb_data(data
);
1190 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1195 if (data
->continue_int
& O_WRONLY
) {
1196 nfsmode
|= ACCESS3_MODIFY
;
1198 if (data
->continue_int
& O_RDWR
) {
1199 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1201 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1202 nfsmode
|= ACCESS3_READ
;
1205 memset(&args
, 0, sizeof(ACCESS3args
));
1206 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
1207 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
1208 args
.access
= nfsmode
;
1210 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1211 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
1212 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1213 free_nfs_cb_data(data
);
1219 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
1221 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, mode
) != 0) {
1222 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1236 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1238 struct nfs_cb_data
*data
= private_data
;
1239 struct nfs_context
*nfs
= data
->nfs
;
1242 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1244 if (status
== RPC_STATUS_ERROR
) {
1245 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1246 free_nfs_cb_data(data
);
1249 if (status
== RPC_STATUS_CANCEL
) {
1250 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1251 free_nfs_cb_data(data
);
1256 if (res
->status
!= NFS3_OK
) {
1257 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1258 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1259 free_nfs_cb_data(data
);
1263 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1264 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1265 free_nfs_cb_data(data
);
1268 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1270 struct nfs_mcb_data
*mdata
= private_data
;
1271 struct nfs_cb_data
*data
= mdata
->data
;
1272 struct nfs_context
*nfs
= data
->nfs
;
1275 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1279 if (status
== RPC_STATUS_ERROR
) {
1280 /* flag the failure but do not invoke callback until we have received all responses */
1283 if (status
== RPC_STATUS_CANCEL
) {
1284 /* flag the cancellation but do not invoke callback until we have received all responses */
1288 /* reassemble the data into the buffer */
1289 if (status
== RPC_STATUS_SUCCESS
) {
1291 if (res
->status
!= NFS3_OK
) {
1292 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1295 if (res
->READ3res_u
.resok
.count
> 0) {
1296 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1297 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1298 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1304 if (data
->num_calls
> 0) {
1305 /* still waiting for more replies */
1310 if (data
->error
!= 0) {
1311 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1312 free_nfs_cb_data(data
);
1316 if (data
->cancel
!= 0) {
1317 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1318 free_nfs_cb_data(data
);
1323 data
->nfsfh
->offset
= data
->max_offset
;
1324 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1326 free_nfs_cb_data(data
);
1330 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1332 struct nfs_cb_data
*data
;
1334 data
= malloc(sizeof(struct nfs_cb_data
));
1336 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1339 memset(data
, 0, sizeof(struct nfs_cb_data
));
1342 data
->private_data
= private_data
;
1343 data
->nfsfh
= nfsfh
;
1345 nfsfh
->offset
= offset
;
1347 if (count
<= nfs_get_readmax(nfs
)) {
1350 memset(&args
, 0, sizeof(READ3args
));
1351 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1352 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1353 args
.offset
= offset
;
1356 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1357 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1358 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1359 free_nfs_cb_data(data
);
1365 /* trying to read more than maximum server read size, we has to chop it up into smaller
1366 * reads and collect into a reassembly buffer.
1367 * we send all reads in parallel so that performance is still good.
1369 data
->max_offset
= offset
;
1370 data
->start_offset
= offset
;
1372 data
->buffer
= malloc(count
);
1373 if (data
->buffer
== NULL
) {
1374 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1375 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1376 free_nfs_cb_data(data
);
1381 uint64_t readcount
= count
;
1382 struct nfs_mcb_data
*mdata
;
1385 if (readcount
> nfs_get_readmax(nfs
)) {
1386 readcount
= nfs_get_readmax(nfs
);
1389 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1390 if (mdata
== NULL
) {
1391 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1394 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1396 mdata
->offset
= offset
;
1397 mdata
->count
= readcount
;
1399 memset(&args
, 0, sizeof(READ3args
));
1400 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1401 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1402 args
.offset
= offset
;
1403 args
.count
= readcount
;
1405 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1406 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1407 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1413 offset
+= readcount
;
1423 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1425 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1433 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1435 struct nfs_cb_data
*data
= private_data
;
1436 struct nfs_context
*nfs
= data
->nfs
;
1439 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1441 if (status
== RPC_STATUS_ERROR
) {
1442 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1443 free_nfs_cb_data(data
);
1446 if (status
== RPC_STATUS_CANCEL
) {
1447 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1448 free_nfs_cb_data(data
);
1453 if (res
->status
!= NFS3_OK
) {
1454 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1455 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1456 free_nfs_cb_data(data
);
1460 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1461 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1462 free_nfs_cb_data(data
);
1465 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1467 struct nfs_mcb_data
*mdata
= private_data
;
1468 struct nfs_cb_data
*data
= mdata
->data
;
1469 struct nfs_context
*nfs
= data
->nfs
;
1472 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1476 if (status
== RPC_STATUS_ERROR
) {
1477 /* flag the failure but do not invoke callback until we have received all responses */
1480 if (status
== RPC_STATUS_CANCEL
) {
1481 /* flag the cancellation but do not invoke callback until we have received all responses */
1485 if (status
== RPC_STATUS_SUCCESS
) {
1487 if (res
->status
!= NFS3_OK
) {
1488 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1491 if (res
->WRITE3res_u
.resok
.count
> 0) {
1492 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1493 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1499 if (data
->num_calls
> 0) {
1500 /* still waiting for more replies */
1505 if (data
->error
!= 0) {
1506 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1507 free_nfs_cb_data(data
);
1511 if (data
->cancel
!= 0) {
1512 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1513 free_nfs_cb_data(data
);
1518 data
->nfsfh
->offset
= data
->max_offset
;
1519 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1521 free_nfs_cb_data(data
);
1526 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
)
1528 struct nfs_cb_data
*data
;
1530 data
= malloc(sizeof(struct nfs_cb_data
));
1532 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1535 memset(data
, 0, sizeof(struct nfs_cb_data
));
1538 data
->private_data
= private_data
;
1539 data
->nfsfh
= nfsfh
;
1541 nfsfh
->offset
= offset
;
1543 if (count
<= nfs_get_writemax(nfs
)) {
1546 memset(&args
, 0, sizeof(WRITE3args
));
1547 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1548 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1549 args
.offset
= offset
;
1551 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1552 args
.data
.data_len
= count
;
1553 args
.data
.data_val
= buf
;
1555 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1556 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1557 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1558 free_nfs_cb_data(data
);
1564 /* trying to write more than maximum server write size, we has to chop it up into smaller
1566 * we send all writes in parallel so that performance is still good.
1568 data
->max_offset
= offset
;
1569 data
->start_offset
= offset
;
1572 uint64_t writecount
= count
;
1573 struct nfs_mcb_data
*mdata
;
1576 if (writecount
> nfs_get_writemax(nfs
)) {
1577 writecount
= nfs_get_writemax(nfs
);
1580 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1581 if (mdata
== NULL
) {
1582 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1585 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1587 mdata
->offset
= offset
;
1588 mdata
->count
= writecount
;
1590 memset(&args
, 0, sizeof(WRITE3args
));
1591 args
.file
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1592 args
.file
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1593 args
.offset
= offset
;
1594 args
.count
= writecount
;
1595 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1596 args
.data
.data_len
= writecount
;
1597 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1599 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1600 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1601 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1606 count
-= writecount
;
1607 offset
+= writecount
;
1617 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1619 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1629 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1631 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1632 free(nfsfh
->fh
.data
.data_val
);
1633 nfsfh
->fh
.data
.data_val
= NULL
;
1637 cb(0, nfs
, NULL
, private_data
);
1648 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1650 struct nfs_cb_data
*data
;
1651 struct GETATTR3args args
;
1653 data
= malloc(sizeof(struct nfs_cb_data
));
1655 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1658 memset(data
, 0, sizeof(struct nfs_cb_data
));
1661 data
->private_data
= private_data
;
1663 memset(&args
, 0, sizeof(GETATTR3args
));
1664 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1665 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1667 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1668 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1669 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1670 free_nfs_cb_data(data
);
1681 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1683 struct nfs_cb_data
*data
= private_data
;
1684 struct nfs_context
*nfs
= data
->nfs
;
1687 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1689 if (status
== RPC_STATUS_ERROR
) {
1690 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1691 free_nfs_cb_data(data
);
1694 if (status
== RPC_STATUS_CANCEL
) {
1695 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1696 free_nfs_cb_data(data
);
1701 if (res
->status
!= NFS3_OK
) {
1702 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1703 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1704 free_nfs_cb_data(data
);
1708 data
->cb(0, nfs
, NULL
, data
->private_data
);
1709 free_nfs_cb_data(data
);
1712 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1714 struct nfs_cb_data
*data
;
1716 data
= malloc(sizeof(struct nfs_cb_data
));
1718 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1721 memset(data
, 0, sizeof(struct nfs_cb_data
));
1724 data
->private_data
= private_data
;
1726 if (rpc_nfs_commit_async(nfs
->rpc
, nfs_fsync_cb
, &nfsfh
->fh
, data
) != 0) {
1727 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1728 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1729 free_nfs_cb_data(data
);
1741 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1743 struct nfs_cb_data
*data
= private_data
;
1744 struct nfs_context
*nfs
= data
->nfs
;
1747 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1749 if (status
== RPC_STATUS_ERROR
) {
1750 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1751 free_nfs_cb_data(data
);
1754 if (status
== RPC_STATUS_CANCEL
) {
1755 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1756 free_nfs_cb_data(data
);
1761 if (res
->status
!= NFS3_OK
) {
1762 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1763 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1764 free_nfs_cb_data(data
);
1768 data
->cb(0, nfs
, NULL
, data
->private_data
);
1769 free_nfs_cb_data(data
);
1772 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1774 struct nfs_cb_data
*data
;
1777 data
= malloc(sizeof(struct nfs_cb_data
));
1779 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1782 memset(data
, 0, sizeof(struct nfs_cb_data
));
1785 data
->private_data
= private_data
;
1787 memset(&args
, 0, sizeof(SETATTR3args
));
1788 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1789 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1790 args
.new_attributes
.size
.set_it
= 1;
1791 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1793 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1794 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1795 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1796 free_nfs_cb_data(data
);
1806 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1808 uint64_t offset
= data
->continue_int
;
1811 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1812 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1814 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1815 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1816 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1817 free_nfs_cb_data(data
);
1820 free_nfs_cb_data(data
);
1824 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1830 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1831 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1844 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1847 struct nfs_cb_data
*data
= private_data
;
1848 struct nfs_context
*nfs
= data
->nfs
;
1849 char *str
= data
->continue_data
;
1851 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1853 str
= &str
[strlen(str
) + 1];
1855 if (status
== RPC_STATUS_ERROR
) {
1856 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1857 free_nfs_cb_data(data
);
1860 if (status
== RPC_STATUS_CANCEL
) {
1861 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1862 free_nfs_cb_data(data
);
1867 if (res
->status
!= NFS3_OK
) {
1868 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
));
1869 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1870 free_nfs_cb_data(data
);
1874 data
->cb(0, nfs
, NULL
, data
->private_data
);
1875 free_nfs_cb_data(data
);
1878 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1880 char *str
= data
->continue_data
;
1883 str
= &str
[strlen(str
) + 1];
1885 memset(&args
, 0, sizeof(MKDIR3args
));
1886 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1887 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1888 args
.where
.name
= str
;
1889 args
.attributes
.mode
.set_it
= 1;
1890 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1892 if (rpc_nfs_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1893 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1894 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1895 free_nfs_cb_data(data
);
1901 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1906 new_path
= strdup(path
);
1907 if (new_path
== NULL
) {
1908 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1912 ptr
= strrchr(new_path
, '/');
1914 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1919 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1920 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1921 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1935 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1938 struct nfs_cb_data
*data
= private_data
;
1939 struct nfs_context
*nfs
= data
->nfs
;
1940 char *str
= data
->continue_data
;
1942 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1944 str
= &str
[strlen(str
) + 1];
1946 if (status
== RPC_STATUS_ERROR
) {
1947 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1948 free_nfs_cb_data(data
);
1951 if (status
== RPC_STATUS_CANCEL
) {
1952 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1953 free_nfs_cb_data(data
);
1958 if (res
->status
!= NFS3_OK
) {
1959 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
));
1960 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1961 free_nfs_cb_data(data
);
1965 data
->cb(0, nfs
, NULL
, data
->private_data
);
1966 free_nfs_cb_data(data
);
1969 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1971 char *str
= data
->continue_data
;
1973 str
= &str
[strlen(str
) + 1];
1975 if (rpc_nfs_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &data
->fh
, str
, data
) != 0) {
1976 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1977 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1978 free_nfs_cb_data(data
);
1984 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1989 new_path
= strdup(path
);
1990 if (new_path
== NULL
) {
1991 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1995 ptr
= strrchr(new_path
, '/');
1997 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2002 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2003 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2004 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2017 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2020 struct nfs_cb_data
*data
= private_data
;
2021 struct nfs_context
*nfs
= data
->nfs
;
2022 struct nfsfh
*nfsfh
;
2023 char *str
= data
->continue_data
;
2025 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2027 if (status
== RPC_STATUS_ERROR
) {
2028 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2029 free_nfs_cb_data(data
);
2032 if (status
== RPC_STATUS_CANCEL
) {
2033 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2034 free_nfs_cb_data(data
);
2038 str
= &str
[strlen(str
) + 1];
2040 if (res
->status
!= NFS3_OK
) {
2041 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
));
2042 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2047 nfsfh
= malloc(sizeof(struct nfsfh
));
2048 if (nfsfh
== NULL
) {
2049 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2050 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2051 free_nfs_cb_data(data
);
2054 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2056 /* copy the filehandle */
2057 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2058 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2059 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2061 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2062 free_nfs_cb_data(data
);
2067 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2070 struct nfs_cb_data
*data
= private_data
;
2071 struct nfs_context
*nfs
= data
->nfs
;
2072 char *str
= data
->continue_data
;
2075 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2077 if (status
== RPC_STATUS_ERROR
) {
2078 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2079 free_nfs_cb_data(data
);
2082 if (status
== RPC_STATUS_CANCEL
) {
2083 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2084 free_nfs_cb_data(data
);
2088 str
= &str
[strlen(str
) + 1];
2090 if (res
->status
!= NFS3_OK
) {
2091 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
));
2092 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2093 free_nfs_cb_data(data
);
2097 memset(&args
, 0, sizeof(LOOKUP3args
));
2098 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2099 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2100 args
.what
.name
= str
;
2102 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2103 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2104 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2105 free_nfs_cb_data(data
);
2111 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2113 char *str
= data
->continue_data
;
2116 str
= &str
[strlen(str
) + 1];
2118 memset(&args
, 0, sizeof(CREATE3args
));
2119 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2120 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2121 args
.where
.name
= str
;
2122 args
.how
.mode
= UNCHECKED
;
2123 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2124 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2126 if (rpc_nfs_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2127 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2128 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2129 free_nfs_cb_data(data
);
2135 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2140 new_path
= strdup(path
);
2141 if (new_path
== NULL
) {
2142 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2146 ptr
= strrchr(new_path
, '/');
2148 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2153 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2154 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2155 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2168 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2171 struct nfs_cb_data
*data
= private_data
;
2172 struct nfs_context
*nfs
= data
->nfs
;
2173 char *str
= data
->continue_data
;
2175 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2177 str
= &str
[strlen(str
) + 1];
2179 if (status
== RPC_STATUS_ERROR
) {
2180 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2181 free_nfs_cb_data(data
);
2184 if (status
== RPC_STATUS_CANCEL
) {
2185 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2186 free_nfs_cb_data(data
);
2191 if (res
->status
!= NFS3_OK
) {
2192 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
));
2193 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2194 free_nfs_cb_data(data
);
2198 data
->cb(0, nfs
, NULL
, data
->private_data
);
2199 free_nfs_cb_data(data
);
2202 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2204 char *str
= data
->continue_data
;
2206 str
= &str
[strlen(str
) + 1];
2208 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2209 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2210 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2211 free_nfs_cb_data(data
);
2217 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2222 new_path
= strdup(path
);
2223 if (new_path
== NULL
) {
2224 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2228 ptr
= strrchr(new_path
, '/');
2230 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2235 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2236 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2237 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2248 struct mknod_cb_data
{
2255 static void free_mknod_cb_data(void *ptr
)
2257 struct mknod_cb_data
*data
= ptr
;
2263 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2266 struct nfs_cb_data
*data
= private_data
;
2267 struct nfs_context
*nfs
= data
->nfs
;
2268 char *str
= data
->continue_data
;
2270 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2272 str
= &str
[strlen(str
) + 1];
2274 if (status
== RPC_STATUS_ERROR
) {
2275 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2276 free_nfs_cb_data(data
);
2279 if (status
== RPC_STATUS_CANCEL
) {
2280 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2281 free_nfs_cb_data(data
);
2286 if (res
->status
!= NFS3_OK
) {
2287 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
));
2288 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2289 free_nfs_cb_data(data
);
2293 data
->cb(0, nfs
, NULL
, data
->private_data
);
2294 free_nfs_cb_data(data
);
2297 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2299 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2300 char *str
= cb_data
->path
;
2302 str
= &str
[strlen(str
) + 1];
2304 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2305 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2306 free_nfs_cb_data(data
);
2312 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2315 struct mknod_cb_data
*cb_data
;
2317 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2318 if (cb_data
== NULL
) {
2319 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2323 cb_data
->path
= strdup(path
);
2324 if (cb_data
->path
== NULL
) {
2325 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2330 ptr
= strrchr(cb_data
->path
, '/');
2332 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2337 cb_data
->mode
= mode
;
2338 cb_data
->major
= major(dev
);
2339 cb_data
->minor
= minor(dev
);
2341 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2342 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2343 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2344 free_mknod_cb_data(cb_data
);
2355 /* ReadDirPlus Emulation Callback data */
2356 struct rdpe_cb_data
{
2359 struct nfs_cb_data
*data
;
2362 /* ReadDirPlus Emulation LOOKUP Callback data */
2363 struct rdpe_lookup_cb_data
{
2364 struct rdpe_cb_data
*rdpe_cb_data
;
2365 struct nfsdirent
*nfsdirent
;
2368 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2369 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2371 LOOKUP3res
*res
= command_data
;
2372 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2373 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2374 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2375 struct nfsdir
*nfsdir
= data
->continue_data
;
2376 struct nfs_context
*nfs
= data
->nfs
;
2377 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2379 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2381 free(rdpe_lookup_cb_data
);
2383 rdpe_cb_data
->getattrcount
--;
2385 if (status
== RPC_STATUS_ERROR
) {
2386 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2388 if (status
== RPC_STATUS_CANCEL
) {
2389 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2391 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2392 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2394 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2395 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2396 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2398 nfsdirent
->type
= attributes
->type
;
2399 nfsdirent
->mode
= attributes
->mode
;
2400 nfsdirent
->size
= attributes
->size
;
2402 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2403 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2404 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2405 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2406 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2407 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2411 if (rdpe_cb_data
->getattrcount
== 0) {
2412 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2413 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2414 nfs_free_nfsdir(nfsdir
);
2416 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2420 data
->continue_data
= NULL
;
2421 free_nfs_cb_data(data
);
2425 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2427 READDIR3res
*res
= command_data
;
2428 struct nfs_cb_data
*data
= private_data
;
2429 struct nfs_context
*nfs
= data
->nfs
;
2430 struct nfsdir
*nfsdir
= data
->continue_data
;
2431 struct nfsdirent
*nfsdirent
;
2432 struct entry3
*entry
;
2434 struct rdpe_cb_data
*rdpe_cb_data
;
2436 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2438 if (status
== RPC_STATUS_ERROR
) {
2439 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2440 nfs_free_nfsdir(nfsdir
);
2441 data
->continue_data
= NULL
;
2442 free_nfs_cb_data(data
);
2446 if (status
== RPC_STATUS_CANCEL
) {
2447 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2448 nfs_free_nfsdir(nfsdir
);
2449 data
->continue_data
= NULL
;
2450 free_nfs_cb_data(data
);
2454 if (res
->status
!= NFS3_OK
) {
2455 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
));
2456 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2457 nfs_free_nfsdir(nfsdir
);
2458 data
->continue_data
= NULL
;
2459 free_nfs_cb_data(data
);
2463 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2464 while (entry
!= NULL
) {
2465 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2466 if (nfsdirent
== NULL
) {
2467 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2468 nfs_free_nfsdir(nfsdir
);
2469 data
->continue_data
= NULL
;
2470 free_nfs_cb_data(data
);
2473 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2474 nfsdirent
->name
= strdup(entry
->name
);
2475 if (nfsdirent
->name
== NULL
) {
2476 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2477 nfs_free_nfsdir(nfsdir
);
2478 data
->continue_data
= NULL
;
2479 free_nfs_cb_data(data
);
2482 nfsdirent
->inode
= entry
->fileid
;
2484 nfsdirent
->next
= nfsdir
->entries
;
2485 nfsdir
->entries
= nfsdirent
;
2487 cookie
= entry
->cookie
;
2488 entry
= entry
->nextentry
;
2491 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2492 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2493 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2494 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2495 nfs_free_nfsdir(nfsdir
);
2496 data
->continue_data
= NULL
;
2497 free_nfs_cb_data(data
);
2503 /* steal the dirhandle */
2504 nfsdir
->current
= nfsdir
->entries
;
2506 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2507 rdpe_cb_data
->getattrcount
= 0;
2508 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2509 rdpe_cb_data
->data
= data
;
2510 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2511 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2514 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2515 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2516 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2518 memset(&args
, 0, sizeof(LOOKUP3args
));
2519 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2520 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2521 args
.what
.name
= nfsdirent
->name
;
2523 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2524 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2526 /* if we have already commands in flight, we cant just stop, we have to wait for the
2527 * commands in flight to complete
2529 if (rdpe_cb_data
->getattrcount
> 0) {
2530 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2531 free(rdpe_lookup_cb_data
);
2535 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2536 nfs_free_nfsdir(nfsdir
);
2537 data
->continue_data
= NULL
;
2538 free_nfs_cb_data(data
);
2539 free(rdpe_lookup_cb_data
);
2543 rdpe_cb_data
->getattrcount
++;
2548 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2550 READDIRPLUS3res
*res
= command_data
;
2551 struct nfs_cb_data
*data
= private_data
;
2552 struct nfs_context
*nfs
= data
->nfs
;
2553 struct nfsdir
*nfsdir
= data
->continue_data
;
2554 struct entryplus3
*entry
;
2557 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2559 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2562 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2563 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2564 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2565 nfs_free_nfsdir(nfsdir
);
2566 data
->continue_data
= NULL
;
2567 free_nfs_cb_data(data
);
2573 if (status
== RPC_STATUS_CANCEL
) {
2574 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2575 nfs_free_nfsdir(nfsdir
);
2576 data
->continue_data
= NULL
;
2577 free_nfs_cb_data(data
);
2581 if (res
->status
!= NFS3_OK
) {
2582 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
));
2583 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2584 nfs_free_nfsdir(nfsdir
);
2585 data
->continue_data
= NULL
;
2586 free_nfs_cb_data(data
);
2590 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2591 while (entry
!= NULL
) {
2592 struct nfsdirent
*nfsdirent
;
2594 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2595 if (nfsdirent
== NULL
) {
2596 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2597 nfs_free_nfsdir(nfsdir
);
2598 data
->continue_data
= NULL
;
2599 free_nfs_cb_data(data
);
2602 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2603 nfsdirent
->name
= strdup(entry
->name
);
2604 if (nfsdirent
->name
== NULL
) {
2605 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2606 nfs_free_nfsdir(nfsdir
);
2607 data
->continue_data
= NULL
;
2608 free_nfs_cb_data(data
);
2611 nfsdirent
->inode
= entry
->fileid
;
2612 if (entry
->name_attributes
.attributes_follow
) {
2613 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2614 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2615 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2617 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2618 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2619 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2620 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2621 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2622 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2625 nfsdirent
->next
= nfsdir
->entries
;
2626 nfsdir
->entries
= nfsdirent
;
2628 cookie
= entry
->cookie
;
2629 entry
= entry
->nextentry
;
2632 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2633 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2634 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2635 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2636 nfs_free_nfsdir(nfsdir
);
2637 data
->continue_data
= NULL
;
2638 free_nfs_cb_data(data
);
2644 /* steal the dirhandle */
2645 data
->continue_data
= NULL
;
2646 nfsdir
->current
= nfsdir
->entries
;
2648 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2649 free_nfs_cb_data(data
);
2652 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2656 memset(cv
, 0, sizeof(cookieverf3
));
2657 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2658 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2659 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2660 free_nfs_cb_data(data
);
2666 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2668 struct nfsdir
*nfsdir
;
2670 nfsdir
= malloc(sizeof(struct nfsdir
));
2671 if (nfsdir
== NULL
) {
2672 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2675 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2677 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2678 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2686 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2688 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2690 if (nfsdir
->current
!= NULL
) {
2691 nfsdir
->current
= nfsdir
->current
->next
;
2697 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2699 nfs_free_nfsdir(nfsdir
);
2711 struct lseek_cb_data
{
2712 struct nfs_context
*nfs
;
2713 struct nfsfh
*nfsfh
;
2719 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2722 struct lseek_cb_data
*data
= private_data
;
2723 struct nfs_context
*nfs
= data
->nfs
;
2725 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2727 if (status
== RPC_STATUS_ERROR
) {
2728 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2732 if (status
== RPC_STATUS_CANCEL
) {
2733 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2739 if (res
->status
!= NFS3_OK
) {
2740 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2741 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2746 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2747 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2751 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2753 struct lseek_cb_data
*data
;
2754 struct GETATTR3args args
;
2756 if (whence
== SEEK_SET
) {
2757 nfsfh
->offset
= offset
;
2758 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2761 if (whence
== SEEK_CUR
) {
2762 nfsfh
->offset
+= offset
;
2763 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2767 data
= malloc(sizeof(struct lseek_cb_data
));
2769 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2774 data
->nfsfh
= nfsfh
;
2775 data
->offset
= offset
;
2777 data
->private_data
= private_data
;
2779 memset(&args
, 0, sizeof(GETATTR3args
));
2780 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2781 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2783 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2784 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2797 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2800 struct nfs_cb_data
*data
= private_data
;
2801 struct nfs_context
*nfs
= data
->nfs
;
2802 struct statvfs svfs
;
2804 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2806 if (status
== RPC_STATUS_ERROR
) {
2807 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2808 free_nfs_cb_data(data
);
2811 if (status
== RPC_STATUS_CANCEL
) {
2812 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2813 free_nfs_cb_data(data
);
2818 if (res
->status
!= NFS3_OK
) {
2819 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
));
2820 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2821 free_nfs_cb_data(data
);
2825 svfs
.f_bsize
= 4096;
2826 svfs
.f_frsize
= 4096;
2827 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2828 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2829 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2830 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2831 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2832 #if !defined(ANDROID)
2833 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2836 svfs
.f_namemax
= 256;
2839 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2840 free_nfs_cb_data(data
);
2843 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2847 args
.fsroot
= data
->fh
;
2848 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
2849 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2850 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2851 free_nfs_cb_data(data
);
2857 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2859 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2860 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2873 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2876 struct nfs_cb_data
*data
= private_data
;
2877 struct nfs_context
*nfs
= data
->nfs
;
2879 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2881 if (status
== RPC_STATUS_ERROR
) {
2882 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2883 free_nfs_cb_data(data
);
2886 if (status
== RPC_STATUS_CANCEL
) {
2887 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2888 free_nfs_cb_data(data
);
2893 if (res
->status
!= NFS3_OK
) {
2894 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
));
2895 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2896 free_nfs_cb_data(data
);
2901 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2902 free_nfs_cb_data(data
);
2905 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2909 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2910 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2912 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2913 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2914 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2915 free_nfs_cb_data(data
);
2921 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2923 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2924 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2937 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2939 struct nfs_cb_data
*data
= private_data
;
2940 struct nfs_context
*nfs
= data
->nfs
;
2943 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2945 if (status
== RPC_STATUS_ERROR
) {
2946 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2947 free_nfs_cb_data(data
);
2950 if (status
== RPC_STATUS_CANCEL
) {
2951 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2952 free_nfs_cb_data(data
);
2957 if (res
->status
!= NFS3_OK
) {
2958 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2959 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2960 free_nfs_cb_data(data
);
2964 data
->cb(0, nfs
, NULL
, data
->private_data
);
2965 free_nfs_cb_data(data
);
2968 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2972 memset(&args
, 0, sizeof(SETATTR3args
));
2973 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2974 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2975 args
.new_attributes
.mode
.set_it
= 1;
2976 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2978 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2979 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2980 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2981 free_nfs_cb_data(data
);
2988 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2990 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2991 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3001 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3003 struct nfs_cb_data
*data
;
3005 data
= malloc(sizeof(struct nfs_cb_data
));
3007 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3010 memset(data
, 0, sizeof(struct nfs_cb_data
));
3013 data
->private_data
= private_data
;
3014 data
->continue_int
= mode
;
3015 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3016 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3017 if (data
->fh
.data
.data_val
== NULL
) {
3018 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3019 free_nfs_cb_data(data
);
3022 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3024 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3025 free_nfs_cb_data(data
);
3037 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3039 struct nfs_cb_data
*data
= private_data
;
3040 struct nfs_context
*nfs
= data
->nfs
;
3043 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3045 if (status
== RPC_STATUS_ERROR
) {
3046 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3047 free_nfs_cb_data(data
);
3050 if (status
== RPC_STATUS_CANCEL
) {
3051 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3052 free_nfs_cb_data(data
);
3057 if (res
->status
!= NFS3_OK
) {
3058 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3059 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3060 free_nfs_cb_data(data
);
3064 data
->cb(0, nfs
, NULL
, data
->private_data
);
3065 free_nfs_cb_data(data
);
3068 struct nfs_chown_data
{
3073 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3076 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3078 memset(&args
, 0, sizeof(SETATTR3args
));
3079 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3080 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3081 if (chown_data
->uid
!= (uid_t
)-1) {
3082 args
.new_attributes
.uid
.set_it
= 1;
3083 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3085 if (chown_data
->gid
!= (gid_t
)-1) {
3086 args
.new_attributes
.gid
.set_it
= 1;
3087 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3090 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3091 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3092 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3093 free_nfs_cb_data(data
);
3100 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3102 struct nfs_chown_data
*chown_data
;
3104 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3105 if (chown_data
== NULL
) {
3106 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3110 chown_data
->uid
= uid
;
3111 chown_data
->gid
= gid
;
3113 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3114 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3125 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3127 struct nfs_cb_data
*data
;
3128 struct nfs_chown_data
*chown_data
;
3130 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3131 if (chown_data
== NULL
) {
3132 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3136 chown_data
->uid
= uid
;
3137 chown_data
->gid
= gid
;
3140 data
= malloc(sizeof(struct nfs_cb_data
));
3142 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3145 memset(data
, 0, sizeof(struct nfs_cb_data
));
3148 data
->private_data
= private_data
;
3149 data
->continue_data
= chown_data
;
3150 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3151 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3152 if (data
->fh
.data
.data_val
== NULL
) {
3153 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3154 free_nfs_cb_data(data
);
3157 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3160 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3161 free_nfs_cb_data(data
);
3175 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3177 struct nfs_cb_data
*data
= private_data
;
3178 struct nfs_context
*nfs
= data
->nfs
;
3181 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3183 if (status
== RPC_STATUS_ERROR
) {
3184 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3185 free_nfs_cb_data(data
);
3188 if (status
== RPC_STATUS_CANCEL
) {
3189 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3190 free_nfs_cb_data(data
);
3195 if (res
->status
!= NFS3_OK
) {
3196 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3197 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3198 free_nfs_cb_data(data
);
3202 data
->cb(0, nfs
, NULL
, data
->private_data
);
3203 free_nfs_cb_data(data
);
3206 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3209 struct timeval
*utimes_data
= data
->continue_data
;
3211 memset(&args
, 0, sizeof(SETATTR3args
));
3212 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3213 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3214 if (utimes_data
!= NULL
) {
3215 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3216 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3217 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3218 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3219 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3220 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3222 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3223 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3226 if (rpc_nfs_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3227 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3228 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3229 free_nfs_cb_data(data
);
3236 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3238 struct timeval
*new_times
= NULL
;
3240 if (times
!= NULL
) {
3241 new_times
= malloc(sizeof(struct timeval
)*2);
3242 if (new_times
== NULL
) {
3243 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3247 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3250 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3251 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3261 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3263 struct timeval
*new_times
= NULL
;
3265 if (times
!= NULL
) {
3266 new_times
= malloc(sizeof(struct timeval
)*2);
3267 if (new_times
== NULL
) {
3268 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3272 new_times
[0].tv_sec
= times
->actime
;
3273 new_times
[0].tv_usec
= 0;
3274 new_times
[1].tv_sec
= times
->modtime
;
3275 new_times
[1].tv_usec
= 0;
3278 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3279 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3290 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3293 struct nfs_cb_data
*data
= private_data
;
3294 struct nfs_context
*nfs
= data
->nfs
;
3295 unsigned int nfsmode
= 0;
3297 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3299 if (status
== RPC_STATUS_ERROR
) {
3300 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3301 free_nfs_cb_data(data
);
3304 if (status
== RPC_STATUS_CANCEL
) {
3305 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3306 free_nfs_cb_data(data
);
3311 if (res
->status
!= NFS3_OK
) {
3312 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
));
3313 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3314 free_nfs_cb_data(data
);
3318 if (data
->continue_int
& R_OK
) {
3319 nfsmode
|= ACCESS3_READ
;
3321 if (data
->continue_int
& W_OK
) {
3322 nfsmode
|= ACCESS3_MODIFY
;
3324 if (data
->continue_int
& X_OK
) {
3325 nfsmode
|= ACCESS3_EXECUTE
;
3328 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3329 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3330 nfsmode
&ACCESS3_READ
?'r':'-',
3331 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3332 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3333 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3334 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3335 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3336 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3337 free_nfs_cb_data(data
);
3341 data
->cb(0, nfs
, NULL
, data
->private_data
);
3342 free_nfs_cb_data(data
);
3345 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3350 if (data
->continue_int
& R_OK
) {
3351 nfsmode
|= ACCESS3_READ
;
3353 if (data
->continue_int
& W_OK
) {
3354 nfsmode
|= ACCESS3_MODIFY
;
3356 if (data
->continue_int
& X_OK
) {
3357 nfsmode
|= ACCESS3_EXECUTE
;
3360 memset(&args
, 0, sizeof(ACCESS3args
));
3361 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3362 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3363 args
.access
= nfsmode
;
3365 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3366 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3367 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3368 free_nfs_cb_data(data
);
3374 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3376 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3377 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3389 struct nfs_symlink_data
{
3391 char *newpathparent
;
3392 char *newpathobject
;
3395 static void free_nfs_symlink_data(void *mem
)
3397 struct nfs_symlink_data
*data
= mem
;
3399 if (data
->oldpath
!= NULL
) {
3400 free(data
->oldpath
);
3402 if (data
->newpathparent
!= NULL
) {
3403 free(data
->newpathparent
);
3405 if (data
->newpathobject
!= NULL
) {
3406 free(data
->newpathobject
);
3411 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3414 struct nfs_cb_data
*data
= private_data
;
3415 struct nfs_context
*nfs
= data
->nfs
;
3416 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3418 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3420 if (status
== RPC_STATUS_ERROR
) {
3421 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3422 free_nfs_cb_data(data
);
3425 if (status
== RPC_STATUS_CANCEL
) {
3426 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3427 free_nfs_cb_data(data
);
3432 if (res
->status
!= NFS3_OK
) {
3433 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
));
3434 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3435 free_nfs_cb_data(data
);
3439 data
->cb(0, nfs
, NULL
, data
->private_data
);
3440 free_nfs_cb_data(data
);
3443 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3445 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3448 memset(&sa
, 0, sizeof(SYMLINK3args
));
3449 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3450 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3451 sa
.where
.name
= symlink_data
->newpathobject
;
3452 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3453 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
;
3454 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3456 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3457 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3458 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3459 free_nfs_cb_data(data
);
3465 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3468 struct nfs_symlink_data
*symlink_data
;
3470 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3471 if (symlink_data
== NULL
) {
3472 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3475 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3477 symlink_data
->oldpath
= strdup(oldpath
);
3478 if (symlink_data
->oldpath
== NULL
) {
3479 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3480 free_nfs_symlink_data(symlink_data
);
3484 symlink_data
->newpathparent
= strdup(newpath
);
3485 if (symlink_data
->newpathparent
== NULL
) {
3486 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3487 free_nfs_symlink_data(symlink_data
);
3491 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3493 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3494 free_nfs_symlink_data(symlink_data
);
3500 symlink_data
->newpathobject
= strdup(ptr
);
3501 if (symlink_data
->newpathobject
== NULL
) {
3502 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3503 free_nfs_symlink_data(symlink_data
);
3507 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3508 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3520 struct nfs_rename_data
{
3523 struct nfs_fh3 olddir
;
3526 struct nfs_fh3 newdir
;
3529 static void free_nfs_rename_data(void *mem
)
3531 struct nfs_rename_data
*data
= mem
;
3533 if (data
->oldpath
!= NULL
) {
3534 free(data
->oldpath
);
3536 if (data
->olddir
.data
.data_val
!= NULL
) {
3537 free(data
->olddir
.data
.data_val
);
3539 if (data
->newpath
!= NULL
) {
3540 free(data
->newpath
);
3542 if (data
->newdir
.data
.data_val
!= NULL
) {
3543 free(data
->newdir
.data
.data_val
);
3548 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3551 struct nfs_cb_data
*data
= private_data
;
3552 struct nfs_context
*nfs
= data
->nfs
;
3553 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3555 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3557 if (status
== RPC_STATUS_ERROR
) {
3558 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3559 free_nfs_cb_data(data
);
3562 if (status
== RPC_STATUS_CANCEL
) {
3563 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3564 free_nfs_cb_data(data
);
3569 if (res
->status
!= NFS3_OK
) {
3570 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
));
3571 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3572 free_nfs_cb_data(data
);
3576 data
->cb(0, nfs
, NULL
, data
->private_data
);
3577 free_nfs_cb_data(data
);
3580 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3582 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3584 /* steal the filehandle */
3585 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3586 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3587 data
->fh
.data
.data_val
= NULL
;
3589 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3590 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3591 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3592 free_nfs_cb_data(data
);
3599 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3601 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3603 /* steal the filehandle */
3604 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3605 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3606 data
->fh
.data
.data_val
= NULL
;
3608 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) {
3609 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3610 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3611 free_nfs_cb_data(data
);
3614 data
->continue_data
= NULL
;
3615 free_nfs_cb_data(data
);
3621 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3624 struct nfs_rename_data
*rename_data
;
3626 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3627 if (rename_data
== NULL
) {
3628 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3631 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3633 rename_data
->oldpath
= strdup(oldpath
);
3634 if (rename_data
->oldpath
== NULL
) {
3635 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3636 free_nfs_rename_data(rename_data
);
3639 ptr
= strrchr(rename_data
->oldpath
, '/');
3641 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3642 free_nfs_rename_data(rename_data
);
3647 rename_data
->oldobject
= ptr
;
3650 rename_data
->newpath
= strdup(newpath
);
3651 if (rename_data
->newpath
== NULL
) {
3652 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3653 free_nfs_rename_data(rename_data
);
3656 ptr
= strrchr(rename_data
->newpath
, '/');
3658 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3659 free_nfs_rename_data(rename_data
);
3664 rename_data
->newobject
= ptr
;
3667 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3668 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3679 struct nfs_link_data
{
3681 struct nfs_fh3 oldfh
;
3684 struct nfs_fh3 newdir
;
3687 static void free_nfs_link_data(void *mem
)
3689 struct nfs_link_data
*data
= mem
;
3691 if (data
->oldpath
!= NULL
) {
3692 free(data
->oldpath
);
3694 if (data
->oldfh
.data
.data_val
!= NULL
) {
3695 free(data
->oldfh
.data
.data_val
);
3697 if (data
->newpath
!= NULL
) {
3698 free(data
->newpath
);
3700 if (data
->newdir
.data
.data_val
!= NULL
) {
3701 free(data
->newdir
.data
.data_val
);
3706 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3709 struct nfs_cb_data
*data
= private_data
;
3710 struct nfs_context
*nfs
= data
->nfs
;
3711 struct nfs_link_data
*link_data
= data
->continue_data
;
3713 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3715 if (status
== RPC_STATUS_ERROR
) {
3716 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3717 free_nfs_cb_data(data
);
3720 if (status
== RPC_STATUS_CANCEL
) {
3721 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3722 free_nfs_cb_data(data
);
3727 if (res
->status
!= NFS3_OK
) {
3728 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
));
3729 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3730 free_nfs_cb_data(data
);
3734 data
->cb(0, nfs
, NULL
, data
->private_data
);
3735 free_nfs_cb_data(data
);
3738 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3740 struct nfs_link_data
*link_data
= data
->continue_data
;
3742 /* steal the filehandle */
3743 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3744 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3745 data
->fh
.data
.data_val
= NULL
;
3747 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3748 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3749 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3750 free_nfs_cb_data(data
);
3757 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3759 struct nfs_link_data
*link_data
= data
->continue_data
;
3761 /* steal the filehandle */
3762 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3763 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3764 data
->fh
.data
.data_val
= NULL
;
3766 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) {
3767 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3768 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3769 free_nfs_cb_data(data
);
3772 data
->continue_data
= NULL
;
3773 free_nfs_cb_data(data
);
3779 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3782 struct nfs_link_data
*link_data
;
3784 link_data
= malloc(sizeof(struct nfs_link_data
));
3785 if (link_data
== NULL
) {
3786 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3789 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3791 link_data
->oldpath
= strdup(oldpath
);
3792 if (link_data
->oldpath
== NULL
) {
3793 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3794 free_nfs_link_data(link_data
);
3798 link_data
->newpath
= strdup(newpath
);
3799 if (link_data
->newpath
== NULL
) {
3800 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3801 free_nfs_link_data(link_data
);
3804 ptr
= strrchr(link_data
->newpath
, '/');
3806 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3807 free_nfs_link_data(link_data
);
3812 link_data
->newobject
= ptr
;
3815 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3816 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3824 //qqq replace later with lseek()
3825 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3827 return nfsfh
->offset
;
3833 * Get the maximum supported READ3 size by the server
3835 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3837 return nfs
->readmax
;
3841 * Get the maximum supported WRITE3 size by the server
3843 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3845 return nfs
->writemax
;
3848 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3853 va_start(ap
, error_string
);
3855 vsnprintf(str
, 1024, error_string
, ap
);
3856 if (nfs
->rpc
->error_string
!= NULL
) {
3857 free(nfs
->rpc
->error_string
);
3859 nfs
->rpc
->error_string
= str
;
3865 struct mount_cb_data
{
3871 static void free_mount_cb_data(struct mount_cb_data
*data
)
3873 if (data
->server
!= NULL
) {
3875 data
->server
= NULL
;
3881 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3883 struct mount_cb_data
*data
= private_data
;
3885 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3887 if (status
== RPC_STATUS_ERROR
) {
3888 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3889 free_mount_cb_data(data
);
3892 if (status
== RPC_STATUS_CANCEL
) {
3893 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3894 free_mount_cb_data(data
);
3898 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3899 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3900 rpc_set_error(rpc
, "Failed to disconnect\n");
3902 free_mount_cb_data(data
);
3905 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3907 struct mount_cb_data
*data
= private_data
;
3909 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3911 /* Dont want any more callbacks even if the socket is closed */
3912 rpc
->connect_cb
= NULL
;
3914 if (status
== RPC_STATUS_ERROR
) {
3915 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3916 free_mount_cb_data(data
);
3919 if (status
== RPC_STATUS_CANCEL
) {
3920 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3921 free_mount_cb_data(data
);
3925 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3926 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3927 free_mount_cb_data(data
);
3932 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3934 struct mount_cb_data
*data
= private_data
;
3935 uint32_t mount_port
;
3937 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3939 if (status
== RPC_STATUS_ERROR
) {
3940 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3941 free_mount_cb_data(data
);
3944 if (status
== RPC_STATUS_CANCEL
) {
3945 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3946 free_mount_cb_data(data
);
3950 mount_port
= *(uint32_t *)command_data
;
3951 if (mount_port
== 0) {
3952 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3953 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3954 free_mount_cb_data(data
);
3958 rpc_disconnect(rpc
, "normal disconnect");
3959 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3960 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3961 free_mount_cb_data(data
);
3966 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3968 struct mount_cb_data
*data
= private_data
;
3970 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3972 if (status
== RPC_STATUS_ERROR
) {
3973 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3974 free_mount_cb_data(data
);
3977 if (status
== RPC_STATUS_CANCEL
) {
3978 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3979 free_mount_cb_data(data
);
3983 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3984 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3985 free_mount_cb_data(data
);
3990 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3992 struct mount_cb_data
*data
= private_data
;
3994 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3996 /* Dont want any more callbacks even if the socket is closed */
3997 rpc
->connect_cb
= NULL
;
3999 if (status
== RPC_STATUS_ERROR
) {
4000 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4001 free_mount_cb_data(data
);
4004 if (status
== RPC_STATUS_CANCEL
) {
4005 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4006 free_mount_cb_data(data
);
4010 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4011 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4012 free_mount_cb_data(data
);
4017 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4019 struct mount_cb_data
*data
;
4021 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4023 data
= malloc(sizeof(struct mount_cb_data
));
4027 memset(data
, 0, sizeof(struct mount_cb_data
));
4029 data
->private_data
= private_data
;
4030 data
->server
= strdup(server
);
4031 if (data
->server
== NULL
) {
4032 free_mount_cb_data(data
);
4035 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4036 free_mount_cb_data(data
);
4043 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4045 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4049 const char *nfs_get_server(struct nfs_context
*nfs
) {
4053 const char *nfs_get_export(struct nfs_context
*nfs
) {
4057 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4058 return &nfs
->rootfh
;
4061 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {