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
;
1715 struct COMMIT3args args
;
1717 data
= malloc(sizeof(struct nfs_cb_data
));
1719 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1722 memset(data
, 0, sizeof(struct nfs_cb_data
));
1725 data
->private_data
= private_data
;
1727 args
.file
= nfsfh
->fh
;
1730 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
1731 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1732 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1733 free_nfs_cb_data(data
);
1745 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1747 struct nfs_cb_data
*data
= private_data
;
1748 struct nfs_context
*nfs
= data
->nfs
;
1751 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1753 if (status
== RPC_STATUS_ERROR
) {
1754 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1755 free_nfs_cb_data(data
);
1758 if (status
== RPC_STATUS_CANCEL
) {
1759 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1760 free_nfs_cb_data(data
);
1765 if (res
->status
!= NFS3_OK
) {
1766 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1767 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1768 free_nfs_cb_data(data
);
1772 data
->cb(0, nfs
, NULL
, data
->private_data
);
1773 free_nfs_cb_data(data
);
1776 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1778 struct nfs_cb_data
*data
;
1781 data
= malloc(sizeof(struct nfs_cb_data
));
1783 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1786 memset(data
, 0, sizeof(struct nfs_cb_data
));
1789 data
->private_data
= private_data
;
1791 memset(&args
, 0, sizeof(SETATTR3args
));
1792 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
1793 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
1794 args
.new_attributes
.size
.set_it
= 1;
1795 args
.new_attributes
.size
.set_size3_u
.size
= length
;
1797 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
1798 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1799 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1800 free_nfs_cb_data(data
);
1810 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1812 uint64_t offset
= data
->continue_int
;
1815 nfsfh
.fh
.data
.data_val
= data
->fh
.data
.data_val
;
1816 nfsfh
.fh
.data
.data_len
= data
->fh
.data
.data_len
;
1818 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
1819 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
1820 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1821 free_nfs_cb_data(data
);
1824 free_nfs_cb_data(data
);
1828 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
1834 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
1835 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1848 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1851 struct nfs_cb_data
*data
= private_data
;
1852 struct nfs_context
*nfs
= data
->nfs
;
1853 char *str
= data
->continue_data
;
1855 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1857 str
= &str
[strlen(str
) + 1];
1859 if (status
== RPC_STATUS_ERROR
) {
1860 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1861 free_nfs_cb_data(data
);
1864 if (status
== RPC_STATUS_CANCEL
) {
1865 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1866 free_nfs_cb_data(data
);
1871 if (res
->status
!= NFS3_OK
) {
1872 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
));
1873 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1874 free_nfs_cb_data(data
);
1878 data
->cb(0, nfs
, NULL
, data
->private_data
);
1879 free_nfs_cb_data(data
);
1882 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1884 char *str
= data
->continue_data
;
1887 str
= &str
[strlen(str
) + 1];
1889 memset(&args
, 0, sizeof(MKDIR3args
));
1890 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
1891 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
1892 args
.where
.name
= str
;
1893 args
.attributes
.mode
.set_it
= 1;
1894 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
1896 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
1897 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
1898 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1899 free_nfs_cb_data(data
);
1905 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1910 new_path
= strdup(path
);
1911 if (new_path
== NULL
) {
1912 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
1916 ptr
= strrchr(new_path
, '/');
1918 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
1923 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
1924 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
1925 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
1939 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1942 struct nfs_cb_data
*data
= private_data
;
1943 struct nfs_context
*nfs
= data
->nfs
;
1944 char *str
= data
->continue_data
;
1946 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1948 str
= &str
[strlen(str
) + 1];
1950 if (status
== RPC_STATUS_ERROR
) {
1951 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1952 free_nfs_cb_data(data
);
1955 if (status
== RPC_STATUS_CANCEL
) {
1956 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1957 free_nfs_cb_data(data
);
1962 if (res
->status
!= NFS3_OK
) {
1963 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
));
1964 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1965 free_nfs_cb_data(data
);
1969 data
->cb(0, nfs
, NULL
, data
->private_data
);
1970 free_nfs_cb_data(data
);
1973 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1975 char *str
= data
->continue_data
;
1978 str
= &str
[strlen(str
) + 1];
1980 args
.object
.dir
= data
->fh
;
1981 args
.object
.name
= str
;
1982 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
1983 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
1984 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1985 free_nfs_cb_data(data
);
1991 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1996 new_path
= strdup(path
);
1997 if (new_path
== NULL
) {
1998 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2002 ptr
= strrchr(new_path
, '/');
2004 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2009 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2010 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2011 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2024 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2027 struct nfs_cb_data
*data
= private_data
;
2028 struct nfs_context
*nfs
= data
->nfs
;
2029 struct nfsfh
*nfsfh
;
2030 char *str
= data
->continue_data
;
2032 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2034 if (status
== RPC_STATUS_ERROR
) {
2035 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2036 free_nfs_cb_data(data
);
2039 if (status
== RPC_STATUS_CANCEL
) {
2040 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2041 free_nfs_cb_data(data
);
2045 str
= &str
[strlen(str
) + 1];
2047 if (res
->status
!= NFS3_OK
) {
2048 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
));
2049 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2054 nfsfh
= malloc(sizeof(struct nfsfh
));
2055 if (nfsfh
== NULL
) {
2056 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2057 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2058 free_nfs_cb_data(data
);
2061 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2063 /* copy the filehandle */
2064 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2065 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2066 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2068 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2069 free_nfs_cb_data(data
);
2074 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2077 struct nfs_cb_data
*data
= private_data
;
2078 struct nfs_context
*nfs
= data
->nfs
;
2079 char *str
= data
->continue_data
;
2082 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2084 if (status
== RPC_STATUS_ERROR
) {
2085 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2086 free_nfs_cb_data(data
);
2089 if (status
== RPC_STATUS_CANCEL
) {
2090 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2091 free_nfs_cb_data(data
);
2095 str
= &str
[strlen(str
) + 1];
2097 if (res
->status
!= NFS3_OK
) {
2098 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
));
2099 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2100 free_nfs_cb_data(data
);
2104 memset(&args
, 0, sizeof(LOOKUP3args
));
2105 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2106 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2107 args
.what
.name
= str
;
2109 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2110 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2111 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2112 free_nfs_cb_data(data
);
2118 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2120 char *str
= data
->continue_data
;
2123 str
= &str
[strlen(str
) + 1];
2125 memset(&args
, 0, sizeof(CREATE3args
));
2126 args
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2127 args
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2128 args
.where
.name
= str
;
2129 args
.how
.mode
= UNCHECKED
;
2130 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2131 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2133 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2134 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2135 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2136 free_nfs_cb_data(data
);
2142 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2147 new_path
= strdup(path
);
2148 if (new_path
== NULL
) {
2149 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2153 ptr
= strrchr(new_path
, '/');
2155 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2160 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2161 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2162 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2175 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2178 struct nfs_cb_data
*data
= private_data
;
2179 struct nfs_context
*nfs
= data
->nfs
;
2180 char *str
= data
->continue_data
;
2182 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2184 str
= &str
[strlen(str
) + 1];
2186 if (status
== RPC_STATUS_ERROR
) {
2187 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2188 free_nfs_cb_data(data
);
2191 if (status
== RPC_STATUS_CANCEL
) {
2192 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2193 free_nfs_cb_data(data
);
2198 if (res
->status
!= NFS3_OK
) {
2199 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
));
2200 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2201 free_nfs_cb_data(data
);
2205 data
->cb(0, nfs
, NULL
, data
->private_data
);
2206 free_nfs_cb_data(data
);
2209 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2211 char *str
= data
->continue_data
;
2213 str
= &str
[strlen(str
) + 1];
2215 if (rpc_nfs_remove_async(nfs
->rpc
, nfs_unlink_cb
, &data
->fh
, str
, data
) != 0) {
2216 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2217 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2218 free_nfs_cb_data(data
);
2224 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2229 new_path
= strdup(path
);
2230 if (new_path
== NULL
) {
2231 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2235 ptr
= strrchr(new_path
, '/');
2237 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2242 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2243 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2244 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2255 struct mknod_cb_data
{
2262 static void free_mknod_cb_data(void *ptr
)
2264 struct mknod_cb_data
*data
= ptr
;
2270 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2273 struct nfs_cb_data
*data
= private_data
;
2274 struct nfs_context
*nfs
= data
->nfs
;
2275 char *str
= data
->continue_data
;
2277 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2279 str
= &str
[strlen(str
) + 1];
2281 if (status
== RPC_STATUS_ERROR
) {
2282 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2283 free_nfs_cb_data(data
);
2286 if (status
== RPC_STATUS_CANCEL
) {
2287 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2288 free_nfs_cb_data(data
);
2293 if (res
->status
!= NFS3_OK
) {
2294 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
));
2295 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2296 free_nfs_cb_data(data
);
2300 data
->cb(0, nfs
, NULL
, data
->private_data
);
2301 free_nfs_cb_data(data
);
2304 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2306 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2307 char *str
= cb_data
->path
;
2309 str
= &str
[strlen(str
) + 1];
2311 if (rpc_nfs_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &data
->fh
, str
, cb_data
->mode
, cb_data
->major
, cb_data
->minor
, data
) != 0) {
2312 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2313 free_nfs_cb_data(data
);
2319 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2322 struct mknod_cb_data
*cb_data
;
2324 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2325 if (cb_data
== NULL
) {
2326 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2330 cb_data
->path
= strdup(path
);
2331 if (cb_data
->path
== NULL
) {
2332 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2337 ptr
= strrchr(cb_data
->path
, '/');
2339 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2344 cb_data
->mode
= mode
;
2345 cb_data
->major
= major(dev
);
2346 cb_data
->minor
= minor(dev
);
2348 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2349 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2350 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2351 free_mknod_cb_data(cb_data
);
2362 /* ReadDirPlus Emulation Callback data */
2363 struct rdpe_cb_data
{
2366 struct nfs_cb_data
*data
;
2369 /* ReadDirPlus Emulation LOOKUP Callback data */
2370 struct rdpe_lookup_cb_data
{
2371 struct rdpe_cb_data
*rdpe_cb_data
;
2372 struct nfsdirent
*nfsdirent
;
2375 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2376 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2378 LOOKUP3res
*res
= command_data
;
2379 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2380 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2381 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2382 struct nfsdir
*nfsdir
= data
->continue_data
;
2383 struct nfs_context
*nfs
= data
->nfs
;
2384 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2386 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2388 free(rdpe_lookup_cb_data
);
2390 rdpe_cb_data
->getattrcount
--;
2392 if (status
== RPC_STATUS_ERROR
) {
2393 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2395 if (status
== RPC_STATUS_CANCEL
) {
2396 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2398 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2399 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2401 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2402 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2403 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2405 nfsdirent
->type
= attributes
->type
;
2406 nfsdirent
->mode
= attributes
->mode
;
2407 nfsdirent
->size
= attributes
->size
;
2409 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2410 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2411 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2412 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2413 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2414 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2418 if (rdpe_cb_data
->getattrcount
== 0) {
2419 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2420 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2421 nfs_free_nfsdir(nfsdir
);
2423 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2427 data
->continue_data
= NULL
;
2428 free_nfs_cb_data(data
);
2432 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2434 READDIR3res
*res
= command_data
;
2435 struct nfs_cb_data
*data
= private_data
;
2436 struct nfs_context
*nfs
= data
->nfs
;
2437 struct nfsdir
*nfsdir
= data
->continue_data
;
2438 struct nfsdirent
*nfsdirent
;
2439 struct entry3
*entry
;
2441 struct rdpe_cb_data
*rdpe_cb_data
;
2443 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2445 if (status
== RPC_STATUS_ERROR
) {
2446 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2447 nfs_free_nfsdir(nfsdir
);
2448 data
->continue_data
= NULL
;
2449 free_nfs_cb_data(data
);
2453 if (status
== RPC_STATUS_CANCEL
) {
2454 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2455 nfs_free_nfsdir(nfsdir
);
2456 data
->continue_data
= NULL
;
2457 free_nfs_cb_data(data
);
2461 if (res
->status
!= NFS3_OK
) {
2462 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
));
2463 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2464 nfs_free_nfsdir(nfsdir
);
2465 data
->continue_data
= NULL
;
2466 free_nfs_cb_data(data
);
2470 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2471 while (entry
!= NULL
) {
2472 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2473 if (nfsdirent
== NULL
) {
2474 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2475 nfs_free_nfsdir(nfsdir
);
2476 data
->continue_data
= NULL
;
2477 free_nfs_cb_data(data
);
2480 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2481 nfsdirent
->name
= strdup(entry
->name
);
2482 if (nfsdirent
->name
== NULL
) {
2483 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2484 nfs_free_nfsdir(nfsdir
);
2485 data
->continue_data
= NULL
;
2486 free_nfs_cb_data(data
);
2489 nfsdirent
->inode
= entry
->fileid
;
2491 nfsdirent
->next
= nfsdir
->entries
;
2492 nfsdir
->entries
= nfsdirent
;
2494 cookie
= entry
->cookie
;
2495 entry
= entry
->nextentry
;
2498 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2499 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, cookie
, res
->READDIR3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2500 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2501 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2502 nfs_free_nfsdir(nfsdir
);
2503 data
->continue_data
= NULL
;
2504 free_nfs_cb_data(data
);
2510 /* steal the dirhandle */
2511 nfsdir
->current
= nfsdir
->entries
;
2513 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2514 rdpe_cb_data
->getattrcount
= 0;
2515 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2516 rdpe_cb_data
->data
= data
;
2517 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2518 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2521 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2522 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2523 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2525 memset(&args
, 0, sizeof(LOOKUP3args
));
2526 args
.what
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
2527 args
.what
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
2528 args
.what
.name
= nfsdirent
->name
;
2530 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2531 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2533 /* if we have already commands in flight, we cant just stop, we have to wait for the
2534 * commands in flight to complete
2536 if (rdpe_cb_data
->getattrcount
> 0) {
2537 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2538 free(rdpe_lookup_cb_data
);
2542 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2543 nfs_free_nfsdir(nfsdir
);
2544 data
->continue_data
= NULL
;
2545 free_nfs_cb_data(data
);
2546 free(rdpe_lookup_cb_data
);
2550 rdpe_cb_data
->getattrcount
++;
2555 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2557 READDIRPLUS3res
*res
= command_data
;
2558 struct nfs_cb_data
*data
= private_data
;
2559 struct nfs_context
*nfs
= data
->nfs
;
2560 struct nfsdir
*nfsdir
= data
->continue_data
;
2561 struct entryplus3
*entry
;
2564 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2566 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2569 if (rpc_nfs_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2570 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2571 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2572 nfs_free_nfsdir(nfsdir
);
2573 data
->continue_data
= NULL
;
2574 free_nfs_cb_data(data
);
2580 if (status
== RPC_STATUS_CANCEL
) {
2581 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2582 nfs_free_nfsdir(nfsdir
);
2583 data
->continue_data
= NULL
;
2584 free_nfs_cb_data(data
);
2588 if (res
->status
!= NFS3_OK
) {
2589 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
));
2590 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2591 nfs_free_nfsdir(nfsdir
);
2592 data
->continue_data
= NULL
;
2593 free_nfs_cb_data(data
);
2597 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2598 while (entry
!= NULL
) {
2599 struct nfsdirent
*nfsdirent
;
2601 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2602 if (nfsdirent
== NULL
) {
2603 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2604 nfs_free_nfsdir(nfsdir
);
2605 data
->continue_data
= NULL
;
2606 free_nfs_cb_data(data
);
2609 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2610 nfsdirent
->name
= strdup(entry
->name
);
2611 if (nfsdirent
->name
== NULL
) {
2612 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2613 nfs_free_nfsdir(nfsdir
);
2614 data
->continue_data
= NULL
;
2615 free_nfs_cb_data(data
);
2618 nfsdirent
->inode
= entry
->fileid
;
2619 if (entry
->name_attributes
.attributes_follow
) {
2620 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2621 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2622 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2624 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2625 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2626 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2627 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2628 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2629 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2632 nfsdirent
->next
= nfsdir
->entries
;
2633 nfsdir
->entries
= nfsdirent
;
2635 cookie
= entry
->cookie
;
2636 entry
= entry
->nextentry
;
2639 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2640 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, cookie
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, 8192, data
) != 0) {
2641 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2642 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2643 nfs_free_nfsdir(nfsdir
);
2644 data
->continue_data
= NULL
;
2645 free_nfs_cb_data(data
);
2651 /* steal the dirhandle */
2652 data
->continue_data
= NULL
;
2653 nfsdir
->current
= nfsdir
->entries
;
2655 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2656 free_nfs_cb_data(data
);
2659 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2663 memset(cv
, 0, sizeof(cookieverf3
));
2664 if (rpc_nfs_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &data
->fh
, 0, (char *)&cv
, 8192, data
) != 0) {
2665 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2666 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2667 free_nfs_cb_data(data
);
2673 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2675 struct nfsdir
*nfsdir
;
2677 nfsdir
= malloc(sizeof(struct nfsdir
));
2678 if (nfsdir
== NULL
) {
2679 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2682 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2684 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2685 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2693 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2695 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2697 if (nfsdir
->current
!= NULL
) {
2698 nfsdir
->current
= nfsdir
->current
->next
;
2704 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2706 nfs_free_nfsdir(nfsdir
);
2718 struct lseek_cb_data
{
2719 struct nfs_context
*nfs
;
2720 struct nfsfh
*nfsfh
;
2726 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2729 struct lseek_cb_data
*data
= private_data
;
2730 struct nfs_context
*nfs
= data
->nfs
;
2732 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2734 if (status
== RPC_STATUS_ERROR
) {
2735 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2739 if (status
== RPC_STATUS_CANCEL
) {
2740 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2746 if (res
->status
!= NFS3_OK
) {
2747 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2748 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2753 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
2754 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
2758 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
2760 struct lseek_cb_data
*data
;
2761 struct GETATTR3args args
;
2763 if (whence
== SEEK_SET
) {
2764 nfsfh
->offset
= offset
;
2765 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2768 if (whence
== SEEK_CUR
) {
2769 nfsfh
->offset
+= offset
;
2770 cb(0, nfs
, &nfsfh
->offset
, private_data
);
2774 data
= malloc(sizeof(struct lseek_cb_data
));
2776 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
2781 data
->nfsfh
= nfsfh
;
2782 data
->offset
= offset
;
2784 data
->private_data
= private_data
;
2786 memset(&args
, 0, sizeof(GETATTR3args
));
2787 args
.object
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
2788 args
.object
.data
.data_val
= nfsfh
->fh
.data
.data_val
;
2790 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
2791 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
2804 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2807 struct nfs_cb_data
*data
= private_data
;
2808 struct nfs_context
*nfs
= data
->nfs
;
2809 struct statvfs svfs
;
2811 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2813 if (status
== RPC_STATUS_ERROR
) {
2814 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2815 free_nfs_cb_data(data
);
2818 if (status
== RPC_STATUS_CANCEL
) {
2819 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2820 free_nfs_cb_data(data
);
2825 if (res
->status
!= NFS3_OK
) {
2826 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
));
2827 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2828 free_nfs_cb_data(data
);
2832 svfs
.f_bsize
= 4096;
2833 svfs
.f_frsize
= 4096;
2834 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
2835 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
2836 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
2837 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
2838 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
2839 #if !defined(ANDROID)
2840 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
2843 svfs
.f_namemax
= 256;
2846 data
->cb(0, nfs
, &svfs
, data
->private_data
);
2847 free_nfs_cb_data(data
);
2850 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2854 args
.fsroot
= data
->fh
;
2855 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
2856 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
2857 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2858 free_nfs_cb_data(data
);
2864 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2866 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
2867 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2880 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2883 struct nfs_cb_data
*data
= private_data
;
2884 struct nfs_context
*nfs
= data
->nfs
;
2886 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2888 if (status
== RPC_STATUS_ERROR
) {
2889 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2890 free_nfs_cb_data(data
);
2893 if (status
== RPC_STATUS_CANCEL
) {
2894 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2895 free_nfs_cb_data(data
);
2900 if (res
->status
!= NFS3_OK
) {
2901 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
));
2902 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2903 free_nfs_cb_data(data
);
2908 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
2909 free_nfs_cb_data(data
);
2912 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2916 args
.symlink
.data
.data_len
= data
->fh
.data
.data_len
;
2917 args
.symlink
.data
.data_val
= data
->fh
.data
.data_val
;
2919 if (rpc_nfs_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
2920 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
2921 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2922 free_nfs_cb_data(data
);
2928 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2930 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
2931 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2944 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2946 struct nfs_cb_data
*data
= private_data
;
2947 struct nfs_context
*nfs
= data
->nfs
;
2950 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2952 if (status
== RPC_STATUS_ERROR
) {
2953 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2954 free_nfs_cb_data(data
);
2957 if (status
== RPC_STATUS_CANCEL
) {
2958 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2959 free_nfs_cb_data(data
);
2964 if (res
->status
!= NFS3_OK
) {
2965 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2966 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2967 free_nfs_cb_data(data
);
2971 data
->cb(0, nfs
, NULL
, data
->private_data
);
2972 free_nfs_cb_data(data
);
2975 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2979 memset(&args
, 0, sizeof(SETATTR3args
));
2980 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
2981 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
2982 args
.new_attributes
.mode
.set_it
= 1;
2983 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2985 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
2986 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2987 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2988 free_nfs_cb_data(data
);
2995 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2997 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
2998 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3008 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3010 struct nfs_cb_data
*data
;
3012 data
= malloc(sizeof(struct nfs_cb_data
));
3014 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3017 memset(data
, 0, sizeof(struct nfs_cb_data
));
3020 data
->private_data
= private_data
;
3021 data
->continue_int
= mode
;
3022 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3023 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3024 if (data
->fh
.data
.data_val
== NULL
) {
3025 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3026 free_nfs_cb_data(data
);
3029 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3031 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3032 free_nfs_cb_data(data
);
3044 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3046 struct nfs_cb_data
*data
= private_data
;
3047 struct nfs_context
*nfs
= data
->nfs
;
3050 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3052 if (status
== RPC_STATUS_ERROR
) {
3053 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3054 free_nfs_cb_data(data
);
3057 if (status
== RPC_STATUS_CANCEL
) {
3058 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3059 free_nfs_cb_data(data
);
3064 if (res
->status
!= NFS3_OK
) {
3065 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3066 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3067 free_nfs_cb_data(data
);
3071 data
->cb(0, nfs
, NULL
, data
->private_data
);
3072 free_nfs_cb_data(data
);
3075 struct nfs_chown_data
{
3080 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3083 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3085 memset(&args
, 0, sizeof(SETATTR3args
));
3086 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3087 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3088 if (chown_data
->uid
!= (uid_t
)-1) {
3089 args
.new_attributes
.uid
.set_it
= 1;
3090 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3092 if (chown_data
->gid
!= (gid_t
)-1) {
3093 args
.new_attributes
.gid
.set_it
= 1;
3094 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3097 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3098 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3099 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3100 free_nfs_cb_data(data
);
3107 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3109 struct nfs_chown_data
*chown_data
;
3111 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3112 if (chown_data
== NULL
) {
3113 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3117 chown_data
->uid
= uid
;
3118 chown_data
->gid
= gid
;
3120 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3121 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3132 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3134 struct nfs_cb_data
*data
;
3135 struct nfs_chown_data
*chown_data
;
3137 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3138 if (chown_data
== NULL
) {
3139 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3143 chown_data
->uid
= uid
;
3144 chown_data
->gid
= gid
;
3147 data
= malloc(sizeof(struct nfs_cb_data
));
3149 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3152 memset(data
, 0, sizeof(struct nfs_cb_data
));
3155 data
->private_data
= private_data
;
3156 data
->continue_data
= chown_data
;
3157 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3158 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3159 if (data
->fh
.data
.data_val
== NULL
) {
3160 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3161 free_nfs_cb_data(data
);
3164 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3167 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3168 free_nfs_cb_data(data
);
3182 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3184 struct nfs_cb_data
*data
= private_data
;
3185 struct nfs_context
*nfs
= data
->nfs
;
3188 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3190 if (status
== RPC_STATUS_ERROR
) {
3191 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3192 free_nfs_cb_data(data
);
3195 if (status
== RPC_STATUS_CANCEL
) {
3196 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3197 free_nfs_cb_data(data
);
3202 if (res
->status
!= NFS3_OK
) {
3203 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3204 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3205 free_nfs_cb_data(data
);
3209 data
->cb(0, nfs
, NULL
, data
->private_data
);
3210 free_nfs_cb_data(data
);
3213 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3216 struct timeval
*utimes_data
= data
->continue_data
;
3218 memset(&args
, 0, sizeof(SETATTR3args
));
3219 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3220 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3221 if (utimes_data
!= NULL
) {
3222 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3223 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3224 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3225 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3226 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3227 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3229 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3230 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3233 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3234 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3235 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3236 free_nfs_cb_data(data
);
3243 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3245 struct timeval
*new_times
= NULL
;
3247 if (times
!= NULL
) {
3248 new_times
= malloc(sizeof(struct timeval
)*2);
3249 if (new_times
== NULL
) {
3250 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3254 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3257 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3258 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3268 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3270 struct timeval
*new_times
= NULL
;
3272 if (times
!= NULL
) {
3273 new_times
= malloc(sizeof(struct timeval
)*2);
3274 if (new_times
== NULL
) {
3275 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3279 new_times
[0].tv_sec
= times
->actime
;
3280 new_times
[0].tv_usec
= 0;
3281 new_times
[1].tv_sec
= times
->modtime
;
3282 new_times
[1].tv_usec
= 0;
3285 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3286 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3297 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3300 struct nfs_cb_data
*data
= private_data
;
3301 struct nfs_context
*nfs
= data
->nfs
;
3302 unsigned int nfsmode
= 0;
3304 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3306 if (status
== RPC_STATUS_ERROR
) {
3307 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3308 free_nfs_cb_data(data
);
3311 if (status
== RPC_STATUS_CANCEL
) {
3312 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3313 free_nfs_cb_data(data
);
3318 if (res
->status
!= NFS3_OK
) {
3319 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
));
3320 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3321 free_nfs_cb_data(data
);
3325 if (data
->continue_int
& R_OK
) {
3326 nfsmode
|= ACCESS3_READ
;
3328 if (data
->continue_int
& W_OK
) {
3329 nfsmode
|= ACCESS3_MODIFY
;
3331 if (data
->continue_int
& X_OK
) {
3332 nfsmode
|= ACCESS3_EXECUTE
;
3335 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3336 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3337 nfsmode
&ACCESS3_READ
?'r':'-',
3338 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3339 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3340 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3341 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3342 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3343 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3344 free_nfs_cb_data(data
);
3348 data
->cb(0, nfs
, NULL
, data
->private_data
);
3349 free_nfs_cb_data(data
);
3352 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3357 if (data
->continue_int
& R_OK
) {
3358 nfsmode
|= ACCESS3_READ
;
3360 if (data
->continue_int
& W_OK
) {
3361 nfsmode
|= ACCESS3_MODIFY
;
3363 if (data
->continue_int
& X_OK
) {
3364 nfsmode
|= ACCESS3_EXECUTE
;
3367 memset(&args
, 0, sizeof(ACCESS3args
));
3368 args
.object
.data
.data_len
= data
->fh
.data
.data_len
;
3369 args
.object
.data
.data_val
= data
->fh
.data
.data_val
;
3370 args
.access
= nfsmode
;
3372 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3373 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3374 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3375 free_nfs_cb_data(data
);
3381 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3383 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3384 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3396 struct nfs_symlink_data
{
3398 char *newpathparent
;
3399 char *newpathobject
;
3402 static void free_nfs_symlink_data(void *mem
)
3404 struct nfs_symlink_data
*data
= mem
;
3406 if (data
->oldpath
!= NULL
) {
3407 free(data
->oldpath
);
3409 if (data
->newpathparent
!= NULL
) {
3410 free(data
->newpathparent
);
3412 if (data
->newpathobject
!= NULL
) {
3413 free(data
->newpathobject
);
3418 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3421 struct nfs_cb_data
*data
= private_data
;
3422 struct nfs_context
*nfs
= data
->nfs
;
3423 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3425 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3427 if (status
== RPC_STATUS_ERROR
) {
3428 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3429 free_nfs_cb_data(data
);
3432 if (status
== RPC_STATUS_CANCEL
) {
3433 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3434 free_nfs_cb_data(data
);
3439 if (res
->status
!= NFS3_OK
) {
3440 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
));
3441 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3442 free_nfs_cb_data(data
);
3446 data
->cb(0, nfs
, NULL
, data
->private_data
);
3447 free_nfs_cb_data(data
);
3450 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3452 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3455 memset(&sa
, 0, sizeof(SYMLINK3args
));
3456 sa
.where
.dir
.data
.data_len
= data
->fh
.data
.data_len
;
3457 sa
.where
.dir
.data
.data_val
= data
->fh
.data
.data_val
;
3458 sa
.where
.name
= symlink_data
->newpathobject
;
3459 sa
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3460 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
;
3461 sa
.symlink
.symlink_data
= symlink_data
->oldpath
;
3463 if (rpc_nfs_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &sa
, data
) != 0) {
3464 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3465 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3466 free_nfs_cb_data(data
);
3472 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3475 struct nfs_symlink_data
*symlink_data
;
3477 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3478 if (symlink_data
== NULL
) {
3479 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3482 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3484 symlink_data
->oldpath
= strdup(oldpath
);
3485 if (symlink_data
->oldpath
== NULL
) {
3486 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3487 free_nfs_symlink_data(symlink_data
);
3491 symlink_data
->newpathparent
= strdup(newpath
);
3492 if (symlink_data
->newpathparent
== NULL
) {
3493 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3494 free_nfs_symlink_data(symlink_data
);
3498 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3500 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3501 free_nfs_symlink_data(symlink_data
);
3507 symlink_data
->newpathobject
= strdup(ptr
);
3508 if (symlink_data
->newpathobject
== NULL
) {
3509 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3510 free_nfs_symlink_data(symlink_data
);
3514 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3515 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3527 struct nfs_rename_data
{
3530 struct nfs_fh3 olddir
;
3533 struct nfs_fh3 newdir
;
3536 static void free_nfs_rename_data(void *mem
)
3538 struct nfs_rename_data
*data
= mem
;
3540 if (data
->oldpath
!= NULL
) {
3541 free(data
->oldpath
);
3543 if (data
->olddir
.data
.data_val
!= NULL
) {
3544 free(data
->olddir
.data
.data_val
);
3546 if (data
->newpath
!= NULL
) {
3547 free(data
->newpath
);
3549 if (data
->newdir
.data
.data_val
!= NULL
) {
3550 free(data
->newdir
.data
.data_val
);
3555 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3558 struct nfs_cb_data
*data
= private_data
;
3559 struct nfs_context
*nfs
= data
->nfs
;
3560 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3562 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3564 if (status
== RPC_STATUS_ERROR
) {
3565 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3566 free_nfs_cb_data(data
);
3569 if (status
== RPC_STATUS_CANCEL
) {
3570 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3571 free_nfs_cb_data(data
);
3576 if (res
->status
!= NFS3_OK
) {
3577 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
));
3578 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3579 free_nfs_cb_data(data
);
3583 data
->cb(0, nfs
, NULL
, data
->private_data
);
3584 free_nfs_cb_data(data
);
3587 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3589 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3591 /* steal the filehandle */
3592 rename_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3593 rename_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3594 data
->fh
.data
.data_val
= NULL
;
3596 if (rpc_nfs_rename_async(nfs
->rpc
, nfs_rename_cb
, &rename_data
->olddir
, rename_data
->oldobject
, &rename_data
->newdir
, rename_data
->newobject
, data
) != 0) {
3597 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3598 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3599 free_nfs_cb_data(data
);
3606 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3608 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3610 /* steal the filehandle */
3611 rename_data
->olddir
.data
.data_len
= data
->fh
.data
.data_len
;
3612 rename_data
->olddir
.data
.data_val
= data
->fh
.data
.data_val
;
3613 data
->fh
.data
.data_val
= NULL
;
3615 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) {
3616 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", rename_data
->newpath
);
3617 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3618 free_nfs_cb_data(data
);
3621 data
->continue_data
= NULL
;
3622 free_nfs_cb_data(data
);
3628 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3631 struct nfs_rename_data
*rename_data
;
3633 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3634 if (rename_data
== NULL
) {
3635 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3638 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3640 rename_data
->oldpath
= strdup(oldpath
);
3641 if (rename_data
->oldpath
== NULL
) {
3642 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3643 free_nfs_rename_data(rename_data
);
3646 ptr
= strrchr(rename_data
->oldpath
, '/');
3648 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3649 free_nfs_rename_data(rename_data
);
3654 rename_data
->oldobject
= ptr
;
3657 rename_data
->newpath
= strdup(newpath
);
3658 if (rename_data
->newpath
== NULL
) {
3659 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3660 free_nfs_rename_data(rename_data
);
3663 ptr
= strrchr(rename_data
->newpath
, '/');
3665 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3666 free_nfs_rename_data(rename_data
);
3671 rename_data
->newobject
= ptr
;
3674 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3675 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3686 struct nfs_link_data
{
3688 struct nfs_fh3 oldfh
;
3691 struct nfs_fh3 newdir
;
3694 static void free_nfs_link_data(void *mem
)
3696 struct nfs_link_data
*data
= mem
;
3698 if (data
->oldpath
!= NULL
) {
3699 free(data
->oldpath
);
3701 if (data
->oldfh
.data
.data_val
!= NULL
) {
3702 free(data
->oldfh
.data
.data_val
);
3704 if (data
->newpath
!= NULL
) {
3705 free(data
->newpath
);
3707 if (data
->newdir
.data
.data_val
!= NULL
) {
3708 free(data
->newdir
.data
.data_val
);
3713 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3716 struct nfs_cb_data
*data
= private_data
;
3717 struct nfs_context
*nfs
= data
->nfs
;
3718 struct nfs_link_data
*link_data
= data
->continue_data
;
3720 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3722 if (status
== RPC_STATUS_ERROR
) {
3723 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3724 free_nfs_cb_data(data
);
3727 if (status
== RPC_STATUS_CANCEL
) {
3728 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3729 free_nfs_cb_data(data
);
3734 if (res
->status
!= NFS3_OK
) {
3735 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
));
3736 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3737 free_nfs_cb_data(data
);
3741 data
->cb(0, nfs
, NULL
, data
->private_data
);
3742 free_nfs_cb_data(data
);
3745 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3747 struct nfs_link_data
*link_data
= data
->continue_data
;
3749 /* steal the filehandle */
3750 link_data
->newdir
.data
.data_len
= data
->fh
.data
.data_len
;
3751 link_data
->newdir
.data
.data_val
= data
->fh
.data
.data_val
;
3752 data
->fh
.data
.data_val
= NULL
;
3754 if (rpc_nfs_link_async(nfs
->rpc
, nfs_link_cb
, &link_data
->oldfh
, &link_data
->newdir
, link_data
->newobject
, data
) != 0) {
3755 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
3756 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3757 free_nfs_cb_data(data
);
3764 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3766 struct nfs_link_data
*link_data
= data
->continue_data
;
3768 /* steal the filehandle */
3769 link_data
->oldfh
.data
.data_len
= data
->fh
.data
.data_len
;
3770 link_data
->oldfh
.data
.data_val
= data
->fh
.data
.data_val
;
3771 data
->fh
.data
.data_val
= NULL
;
3773 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) {
3774 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
3775 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3776 free_nfs_cb_data(data
);
3779 data
->continue_data
= NULL
;
3780 free_nfs_cb_data(data
);
3786 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3789 struct nfs_link_data
*link_data
;
3791 link_data
= malloc(sizeof(struct nfs_link_data
));
3792 if (link_data
== NULL
) {
3793 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
3796 memset(link_data
, 0, sizeof(struct nfs_link_data
));
3798 link_data
->oldpath
= strdup(oldpath
);
3799 if (link_data
->oldpath
== NULL
) {
3800 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3801 free_nfs_link_data(link_data
);
3805 link_data
->newpath
= strdup(newpath
);
3806 if (link_data
->newpath
== NULL
) {
3807 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3808 free_nfs_link_data(link_data
);
3811 ptr
= strrchr(link_data
->newpath
, '/');
3813 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3814 free_nfs_link_data(link_data
);
3819 link_data
->newobject
= ptr
;
3822 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
3823 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3831 //qqq replace later with lseek()
3832 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
3834 return nfsfh
->offset
;
3840 * Get the maximum supported READ3 size by the server
3842 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
3844 return nfs
->readmax
;
3848 * Get the maximum supported WRITE3 size by the server
3850 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
3852 return nfs
->writemax
;
3855 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
3860 va_start(ap
, error_string
);
3862 vsnprintf(str
, 1024, error_string
, ap
);
3863 if (nfs
->rpc
->error_string
!= NULL
) {
3864 free(nfs
->rpc
->error_string
);
3866 nfs
->rpc
->error_string
= str
;
3872 struct mount_cb_data
{
3878 static void free_mount_cb_data(struct mount_cb_data
*data
)
3880 if (data
->server
!= NULL
) {
3882 data
->server
= NULL
;
3888 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3890 struct mount_cb_data
*data
= private_data
;
3892 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3894 if (status
== RPC_STATUS_ERROR
) {
3895 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3896 free_mount_cb_data(data
);
3899 if (status
== RPC_STATUS_CANCEL
) {
3900 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3901 free_mount_cb_data(data
);
3905 data
->cb(rpc
, 0, command_data
, data
->private_data
);
3906 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
3907 rpc_set_error(rpc
, "Failed to disconnect\n");
3909 free_mount_cb_data(data
);
3912 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3914 struct mount_cb_data
*data
= private_data
;
3916 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3918 /* Dont want any more callbacks even if the socket is closed */
3919 rpc
->connect_cb
= NULL
;
3921 if (status
== RPC_STATUS_ERROR
) {
3922 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3923 free_mount_cb_data(data
);
3926 if (status
== RPC_STATUS_CANCEL
) {
3927 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3928 free_mount_cb_data(data
);
3932 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
3933 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3934 free_mount_cb_data(data
);
3939 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3941 struct mount_cb_data
*data
= private_data
;
3942 uint32_t mount_port
;
3944 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3946 if (status
== RPC_STATUS_ERROR
) {
3947 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3948 free_mount_cb_data(data
);
3951 if (status
== RPC_STATUS_CANCEL
) {
3952 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3953 free_mount_cb_data(data
);
3957 mount_port
= *(uint32_t *)command_data
;
3958 if (mount_port
== 0) {
3959 rpc_set_error(rpc
, "RPC error. Mount program is not available");
3960 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
3961 free_mount_cb_data(data
);
3965 rpc_disconnect(rpc
, "normal disconnect");
3966 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
3967 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3968 free_mount_cb_data(data
);
3973 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3975 struct mount_cb_data
*data
= private_data
;
3977 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3979 if (status
== RPC_STATUS_ERROR
) {
3980 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
3981 free_mount_cb_data(data
);
3984 if (status
== RPC_STATUS_CANCEL
) {
3985 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
3986 free_mount_cb_data(data
);
3990 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
3991 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
3992 free_mount_cb_data(data
);
3997 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3999 struct mount_cb_data
*data
= private_data
;
4001 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4003 /* Dont want any more callbacks even if the socket is closed */
4004 rpc
->connect_cb
= NULL
;
4006 if (status
== RPC_STATUS_ERROR
) {
4007 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4008 free_mount_cb_data(data
);
4011 if (status
== RPC_STATUS_CANCEL
) {
4012 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4013 free_mount_cb_data(data
);
4017 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4018 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4019 free_mount_cb_data(data
);
4024 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4026 struct mount_cb_data
*data
;
4028 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4030 data
= malloc(sizeof(struct mount_cb_data
));
4034 memset(data
, 0, sizeof(struct mount_cb_data
));
4036 data
->private_data
= private_data
;
4037 data
->server
= strdup(server
);
4038 if (data
->server
== NULL
) {
4039 free_mount_cb_data(data
);
4042 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4043 free_mount_cb_data(data
);
4050 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4052 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4056 const char *nfs_get_server(struct nfs_context
*nfs
) {
4060 const char *nfs_get_export(struct nfs_context
*nfs
) {
4064 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4065 return &nfs
->rootfh
;
4068 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {