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
;
99 void nfs_free_nfsdir(struct nfsdir
*nfsdir
)
101 while (nfsdir
->entries
) {
102 struct nfsdirent
*dirent
= nfsdir
->entries
->next
;
103 if (nfsdir
->entries
->name
!= NULL
) {
104 free(nfsdir
->entries
->name
);
106 free(nfsdir
->entries
);
107 nfsdir
->entries
= dirent
;
113 typedef int (*continue_func
)(struct nfs_context
*nfs
, struct nfs_cb_data
*data
);
116 struct nfs_context
*nfs
;
118 char *saved_path
, *path
;
123 continue_func continue_cb
;
125 void (*free_continue_data
)(void *);
130 /* for multi-read/write calls. */
134 uint64_t start_offset
, max_offset
;
138 struct nfs_mcb_data
{
139 struct nfs_cb_data
*data
;
144 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 memset(nfs
, 0, sizeof(struct nfs_context
));
339 nfs
->rpc
= rpc_init_context();
340 if (nfs
->rpc
== NULL
) {
345 nfs
->cwd
= strdup("/");
350 void nfs_destroy_context(struct nfs_context
*nfs
)
352 rpc_destroy_context(nfs
->rpc
);
370 if (nfs
->rootfh
.data
.data_val
!= NULL
) {
371 free(nfs
->rootfh
.data
.data_val
);
372 nfs
->rootfh
.data
.data_val
= NULL
;
387 void free_rpc_cb_data(struct rpc_cb_data
*data
)
394 static void rpc_connect_program_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
396 struct rpc_cb_data
*data
= private_data
;
398 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
400 /* Dont want any more callbacks even if the socket is closed */
401 rpc
->connect_cb
= NULL
;
403 if (status
== RPC_STATUS_ERROR
) {
404 data
->cb(rpc
, status
, command_data
, data
->private_data
);
405 free_rpc_cb_data(data
);
408 if (status
== RPC_STATUS_CANCEL
) {
409 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
410 free_rpc_cb_data(data
);
414 data
->cb(rpc
, status
, NULL
, data
->private_data
);
415 free_rpc_cb_data(data
);
418 static void rpc_connect_program_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
420 struct rpc_cb_data
*data
= private_data
;
423 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
425 if (status
== RPC_STATUS_ERROR
) {
426 data
->cb(rpc
, status
, command_data
, data
->private_data
);
427 free_rpc_cb_data(data
);
430 if (status
== RPC_STATUS_CANCEL
) {
431 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
432 free_rpc_cb_data(data
);
436 rpc_port
= *(uint32_t *)command_data
;
438 rpc_set_error(rpc
, "RPC error. Program is not available on %s", data
->server
);
439 data
->cb(rpc
, RPC_STATUS_ERROR
, rpc_get_error(rpc
), data
->private_data
);
440 free_rpc_cb_data(data
);
444 rpc_disconnect(rpc
, "normal disconnect");
445 if (rpc_connect_async(rpc
, data
->server
, rpc_port
, rpc_connect_program_4_cb
, data
) != 0) {
446 data
->cb(rpc
, status
, command_data
, data
->private_data
);
447 free_rpc_cb_data(data
);
452 static void rpc_connect_program_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
454 struct rpc_cb_data
*data
= private_data
;
456 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
458 if (status
== RPC_STATUS_ERROR
) {
459 data
->cb(rpc
, status
, command_data
, data
->private_data
);
460 free_rpc_cb_data(data
);
463 if (status
== RPC_STATUS_CANCEL
) {
464 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
465 free_rpc_cb_data(data
);
469 if (rpc_pmap_getport_async(rpc
, data
->program
, data
->version
, IPPROTO_TCP
, rpc_connect_program_3_cb
, private_data
) != 0) {
470 data
->cb(rpc
, status
, command_data
, data
->private_data
);
471 free_rpc_cb_data(data
);
476 static void rpc_connect_program_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
478 struct rpc_cb_data
*data
= private_data
;
480 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
482 /* Dont want any more callbacks even if the socket is closed */
483 rpc
->connect_cb
= NULL
;
485 if (status
== RPC_STATUS_ERROR
) {
486 data
->cb(rpc
, status
, command_data
, data
->private_data
);
487 free_rpc_cb_data(data
);
490 if (status
== RPC_STATUS_CANCEL
) {
491 data
->cb(rpc
, status
, "Command was cancelled", data
->private_data
);
492 free_rpc_cb_data(data
);
496 if (rpc_pmap_null_async(rpc
, rpc_connect_program_2_cb
, data
) != 0) {
497 data
->cb(rpc
, status
, command_data
, data
->private_data
);
498 free_rpc_cb_data(data
);
503 int rpc_connect_program_async(struct rpc_context
*rpc
, char *server
, int program
, int version
, rpc_cb cb
, void *private_data
)
505 struct rpc_cb_data
*data
;
507 data
= malloc(sizeof(struct rpc_cb_data
));
511 memset(data
, 0, sizeof(struct rpc_cb_data
));
512 data
->server
= strdup(server
);
513 data
->program
= program
;
514 data
->version
= version
;
517 data
->private_data
= private_data
;
519 if (rpc_connect_async(rpc
, server
, 111, rpc_connect_program_1_cb
, data
) != 0) {
520 rpc_set_error(rpc
, "Failed to start connection");
521 free_rpc_cb_data(data
);
527 static void free_nfs_cb_data(struct nfs_cb_data
*data
)
529 if (data
->continue_data
!= NULL
) {
530 assert(data
->free_continue_data
);
531 data
->free_continue_data(data
->continue_data
);
534 free(data
->saved_path
);
535 free(data
->fh
.data
.data_val
);
545 static void nfs_mount_10_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
547 struct nfs_cb_data
*data
= private_data
;
548 struct nfs_context
*nfs
= data
->nfs
;
550 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
552 if (status
== RPC_STATUS_ERROR
) {
553 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
554 free_nfs_cb_data(data
);
557 if (status
== RPC_STATUS_CANCEL
) {
558 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
559 free_nfs_cb_data(data
);
563 data
->cb(0, nfs
, NULL
, data
->private_data
);
564 free_nfs_cb_data(data
);
567 static void nfs_mount_9_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
569 struct nfs_cb_data
*data
= private_data
;
570 struct nfs_context
*nfs
= data
->nfs
;
571 FSINFO3res
*res
= command_data
;
572 struct GETATTR3args args
;
574 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
576 if (status
== RPC_STATUS_ERROR
) {
577 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
578 free_nfs_cb_data(data
);
581 if (status
== RPC_STATUS_CANCEL
) {
582 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
583 free_nfs_cb_data(data
);
587 nfs
->readmax
= res
->FSINFO3res_u
.resok
.rtmax
;
588 nfs
->writemax
= res
->FSINFO3res_u
.resok
.wtmax
;
590 memset(&args
, 0, sizeof(GETATTR3args
));
591 args
.object
= nfs
->rootfh
;
593 if (rpc_nfs3_getattr_async(rpc
, nfs_mount_10_cb
, &args
, data
) != 0) {
594 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
595 free_nfs_cb_data(data
);
600 static void nfs_mount_8_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
602 struct nfs_cb_data
*data
= private_data
;
603 struct nfs_context
*nfs
= data
->nfs
;
604 struct FSINFO3args args
;
606 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
608 if (status
== RPC_STATUS_ERROR
) {
609 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
610 free_nfs_cb_data(data
);
613 if (status
== RPC_STATUS_CANCEL
) {
614 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
615 free_nfs_cb_data(data
);
619 args
.fsroot
= nfs
->rootfh
;
620 if (rpc_nfs3_fsinfo_async(rpc
, nfs_mount_9_cb
, &args
, data
) != 0) {
621 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
622 free_nfs_cb_data(data
);
628 static void nfs_mount_7_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
630 struct nfs_cb_data
*data
= private_data
;
631 struct nfs_context
*nfs
= data
->nfs
;
633 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
635 /* Dont want any more callbacks even if the socket is closed */
636 rpc
->connect_cb
= NULL
;
638 if (status
== RPC_STATUS_ERROR
) {
639 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
640 free_nfs_cb_data(data
);
643 if (status
== RPC_STATUS_CANCEL
) {
644 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
645 free_nfs_cb_data(data
);
649 if (rpc_nfs3_null_async(rpc
, nfs_mount_8_cb
, data
) != 0) {
650 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
651 free_nfs_cb_data(data
);
657 static void nfs_mount_6_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
659 struct nfs_cb_data
*data
= private_data
;
660 struct nfs_context
*nfs
= data
->nfs
;
663 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
665 if (status
== RPC_STATUS_ERROR
) {
666 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
667 free_nfs_cb_data(data
);
670 if (status
== RPC_STATUS_CANCEL
) {
671 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
672 free_nfs_cb_data(data
);
677 if (res
->fhs_status
!= MNT3_OK
) {
678 rpc_set_error(rpc
, "RPC error: Mount failed with error %s(%d) %s(%d)", mountstat3_to_str(res
->fhs_status
), res
->fhs_status
, strerror(-mountstat3_to_errno(res
->fhs_status
)), -mountstat3_to_errno(res
->fhs_status
));
679 data
->cb(mountstat3_to_errno(res
->fhs_status
), nfs
, rpc_get_error(rpc
), data
->private_data
);
680 free_nfs_cb_data(data
);
684 nfs
->rootfh
.data
.data_len
= res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_len
;
685 nfs
->rootfh
.data
.data_val
= malloc(nfs
->rootfh
.data
.data_len
);
686 if (nfs
->rootfh
.data
.data_val
== NULL
) {
687 rpc_set_error(rpc
, "Out of memory. Could not allocate memory to store root filehandle");
688 data
->cb(-ENOMEM
, nfs
, rpc_get_error(rpc
), data
->private_data
);
689 free_nfs_cb_data(data
);
692 memcpy(nfs
->rootfh
.data
.data_val
, res
->mountres3_u
.mountinfo
.fhandle
.fhandle3_val
, nfs
->rootfh
.data
.data_len
);
694 rpc_disconnect(rpc
, "normal disconnect");
695 if (rpc_connect_async(rpc
, nfs
->server
, 2049, nfs_mount_7_cb
, data
) != 0) {
696 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
697 free_nfs_cb_data(data
);
700 /* NFS TCP connections we want to autoreconnect after sessions are torn down (due to inactivity or error) */
701 rpc_set_autoreconnect(rpc
);
705 static void nfs_mount_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
707 struct nfs_cb_data
*data
= private_data
;
708 struct nfs_context
*nfs
= data
->nfs
;
710 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
712 if (status
== RPC_STATUS_ERROR
) {
713 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
714 free_nfs_cb_data(data
);
717 if (status
== RPC_STATUS_CANCEL
) {
718 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
719 free_nfs_cb_data(data
);
723 if (rpc_mount3_mnt_async(rpc
, nfs_mount_6_cb
, nfs
->export
, data
) != 0) {
724 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
725 free_nfs_cb_data(data
);
730 static void nfs_mount_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
732 struct nfs_cb_data
*data
= private_data
;
733 struct nfs_context
*nfs
= data
->nfs
;
735 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
737 /* Dont want any more callbacks even if the socket is closed */
738 rpc
->connect_cb
= NULL
;
740 if (status
== RPC_STATUS_ERROR
) {
741 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
742 free_nfs_cb_data(data
);
745 if (status
== RPC_STATUS_CANCEL
) {
746 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
747 free_nfs_cb_data(data
);
751 if (rpc_mount3_null_async(rpc
, nfs_mount_5_cb
, data
) != 0) {
752 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
753 free_nfs_cb_data(data
);
758 static void nfs_mount_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
760 struct nfs_cb_data
*data
= private_data
;
761 struct nfs_context
*nfs
= data
->nfs
;
764 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
766 if (status
== RPC_STATUS_ERROR
) {
767 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
768 free_nfs_cb_data(data
);
771 if (status
== RPC_STATUS_CANCEL
) {
772 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
773 free_nfs_cb_data(data
);
777 mount_port
= *(uint32_t *)command_data
;
778 if (mount_port
== 0) {
779 rpc_set_error(rpc
, "RPC error. Mount program is not available on %s", nfs
->server
);
780 data
->cb(-ENOENT
, nfs
, command_data
, data
->private_data
);
781 free_nfs_cb_data(data
);
785 rpc_disconnect(rpc
, "normal disconnect");
786 if (rpc_connect_async(rpc
, nfs
->server
, mount_port
, nfs_mount_4_cb
, data
) != 0) {
787 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
788 free_nfs_cb_data(data
);
794 static void nfs_mount_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
796 struct nfs_cb_data
*data
= private_data
;
797 struct nfs_context
*nfs
= data
->nfs
;
799 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
801 if (status
== RPC_STATUS_ERROR
) {
802 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
803 free_nfs_cb_data(data
);
806 if (status
== RPC_STATUS_CANCEL
) {
807 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
808 free_nfs_cb_data(data
);
812 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, nfs_mount_3_cb
, private_data
) != 0) {
813 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
814 free_nfs_cb_data(data
);
819 static void nfs_mount_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
821 struct nfs_cb_data
*data
= private_data
;
822 struct nfs_context
*nfs
= data
->nfs
;
824 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
826 /* Dont want any more callbacks even if the socket is closed */
827 rpc
->connect_cb
= NULL
;
829 if (status
== RPC_STATUS_ERROR
) {
830 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
831 free_nfs_cb_data(data
);
834 if (status
== RPC_STATUS_CANCEL
) {
835 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
836 free_nfs_cb_data(data
);
840 if (rpc_pmap_null_async(rpc
, nfs_mount_2_cb
, data
) != 0) {
841 data
->cb(-ENOMEM
, nfs
, command_data
, data
->private_data
);
842 free_nfs_cb_data(data
);
848 * Async call for mounting an nfs share and geting the root filehandle
850 int nfs_mount_async(struct nfs_context
*nfs
, const char *server
, const char *export
, nfs_cb cb
, void *private_data
)
852 struct nfs_cb_data
*data
;
853 char *new_server
, *new_export
;
855 data
= malloc(sizeof(struct nfs_cb_data
));
857 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
860 memset(data
, 0, sizeof(struct nfs_cb_data
));
861 new_server
= strdup(server
);
862 new_export
= strdup(export
);
863 if (nfs
->server
!= NULL
) {
866 nfs
->server
= new_server
;
867 if (nfs
->export
!= NULL
) {
870 nfs
->export
= new_export
;
873 data
->private_data
= private_data
;
875 if (rpc_connect_async(nfs
->rpc
, server
, 111, nfs_mount_1_cb
, data
) != 0) {
876 rpc_set_error(nfs
->rpc
, "Failed to start connection");
877 free_nfs_cb_data(data
);
887 * Functions to first look up a path, component by component, and then finally call a specific function once
888 * the filehandle for the final component is found.
890 static void nfs_lookup_path_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
892 struct nfs_cb_data
*data
= private_data
;
893 struct nfs_context
*nfs
= data
->nfs
;
896 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
898 if (status
== RPC_STATUS_ERROR
) {
899 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
900 free_nfs_cb_data(data
);
903 if (status
== RPC_STATUS_CANCEL
) {
904 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
905 free_nfs_cb_data(data
);
910 if (res
->status
!= NFS3_OK
) {
911 rpc_set_error(nfs
->rpc
, "NFS: Lookup of %s failed with %s(%d)", data
->saved_path
, nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
912 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
913 free_nfs_cb_data(data
);
917 if (nfs_lookup_path_async_internal(nfs
, data
, &res
->LOOKUP3res_u
.resok
.object
) != 0) {
918 rpc_set_error(nfs
->rpc
, "Failed to create lookup pdu");
919 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
920 free_nfs_cb_data(data
);
925 static int nfs_lookup_path_async_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
, struct nfs_fh3
*fh
)
930 while (*data
->path
== '/') {
935 slash
= strchr(path
, '/');
937 /* Clear slash so that path is a zero terminated string for
938 * the current path component. Set it back to '/' again later
939 * when we are finished referencing this component so that
940 * data->saved_path will still point to the full
944 data
->path
= slash
+1;
946 while (*data
->path
!= 0) {
952 data
->fh
.data
.data_len
= fh
->data
.data_len
;
953 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
954 if (data
->fh
.data
.data_val
== NULL
) {
955 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh for %s", data
->path
);
956 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
957 free_nfs_cb_data(data
);
960 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
));
971 args
.what
.name
= path
;
973 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_lookup_path_1_cb
, &args
, data
) != 0) {
974 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s", data
->path
);
975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
976 free_nfs_cb_data(data
);
985 static int nfs_normalize_path(struct nfs_context
*nfs
, char *path
)
991 while ((str
= strstr(path
, "//"))) {
999 while ((str
= strstr(path
, "/./"))) {
1006 /* ^/../ -> error */
1007 if (!strncmp(path
, "/../", 4)) {
1008 rpc_set_error(nfs
->rpc
,
1009 "Absolute path starts with '/../' "
1010 "during normalization");
1014 /* ^[^/] -> error */
1015 if (path
[0] != '/') {
1016 rpc_set_error(nfs
->rpc
,
1017 "Absolute path does not start with '/'");
1021 /* /string/../ -> / */
1022 while ((str
= strstr(path
, "/../"))) {
1025 if (!strncmp(path
, "/../", 4)) {
1026 rpc_set_error(nfs
->rpc
,
1027 "Absolute path starts with '/../' "
1028 "during normalization");
1033 while (*tmp
!= '/') {
1037 while((*(tmp
++) = *(str
++)) != '\0')
1044 if (path
[len
- 1] == '/') {
1045 path
[len
- 1] = '\0';
1049 if (path
[0] == '\0') {
1050 rpc_set_error(nfs
->rpc
,
1051 "Absolute path became '' "
1052 "during normalization");
1058 if (!strcmp(&path
[len
- 2], "/.")) {
1059 path
[len
- 2] = '\0';
1064 /* ^/..$ -> error */
1065 if (!strcmp(path
, "/..")) {
1066 rpc_set_error(nfs
->rpc
,
1067 "Absolute path is '/..' "
1068 "during normalization");
1072 /* /string/..$ -> / */
1074 if (!strcmp(&path
[len
- 3], "/..")) {
1075 char *tmp
= &path
[len
- 3];
1076 while (*--tmp
!= '/')
1085 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
)
1087 struct nfs_cb_data
*data
;
1089 if (path
[0] == '\0') {
1093 data
= malloc(sizeof(struct nfs_cb_data
));
1095 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate "
1096 "nfs_cb_data structure");
1097 if (free_continue_data
)
1098 free_continue_data(continue_data
);
1101 memset(data
, 0, sizeof(struct nfs_cb_data
));
1104 data
->continue_cb
= continue_cb
;
1105 data
->continue_data
= continue_data
;
1106 data
->free_continue_data
= free_continue_data
;
1107 data
->continue_int
= continue_int
;
1108 data
->private_data
= private_data
;
1109 if (path
[0] == '/') {
1110 data
->saved_path
= strdup(path
);
1112 data
->saved_path
= malloc(strlen(path
) + strlen(nfs
->cwd
) + 2);
1113 if (data
->saved_path
== NULL
) {
1114 rpc_set_error(nfs
->rpc
, "out of memory: failed to "
1115 "malloc path string");
1116 free_nfs_cb_data(data
);
1119 sprintf(data
->saved_path
, "%s/%s", nfs
->cwd
, path
);
1122 if (data
->saved_path
== NULL
) {
1123 rpc_set_error(nfs
->rpc
, "out of memory: failed to copy path string");
1124 free_nfs_cb_data(data
);
1127 if (nfs_normalize_path(nfs
, data
->saved_path
) != 0) {
1128 free_nfs_cb_data(data
);
1132 data
->path
= data
->saved_path
;
1134 if (nfs_lookup_path_async_internal(nfs
, data
, &nfs
->rootfh
) != 0) {
1135 /* return 0 here since the callback will be invoked if there is a failure */
1148 static void nfs_stat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1151 struct nfs_cb_data
*data
= private_data
;
1152 struct nfs_context
*nfs
= data
->nfs
;
1159 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1161 if (status
== RPC_STATUS_ERROR
) {
1162 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1163 free_nfs_cb_data(data
);
1166 if (status
== RPC_STATUS_CANCEL
) {
1167 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1168 free_nfs_cb_data(data
);
1173 if (res
->status
!= NFS3_OK
) {
1174 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
));
1175 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1176 free_nfs_cb_data(data
);
1181 st
.st_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1182 st
.st_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1183 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1184 st
.st_mode
|= S_IFDIR
;
1186 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1187 st
.st_mode
|= S_IFREG
;
1189 st
.st_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1190 st
.st_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1191 st
.st_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1193 st
.st_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1195 st
.st_blksize
= 4096;
1196 st
.st_blocks
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
/ 4096;
1198 st
.st_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1199 st
.st_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1200 st
.st_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1202 data
->cb(0, nfs
, &st
, data
->private_data
);
1203 free_nfs_cb_data(data
);
1206 static int nfs_stat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1208 struct GETATTR3args args
;
1210 memset(&args
, 0, sizeof(GETATTR3args
));
1211 args
.object
= data
->fh
;
1213 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1214 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1215 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1216 free_nfs_cb_data(data
);
1222 int nfs_stat_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1224 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat_continue_internal
, NULL
, NULL
, 0) != 0) {
1225 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1237 static void nfs_open_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1239 struct nfs_cb_data
*data
= private_data
;
1240 struct nfs_context
*nfs
= data
->nfs
;
1241 struct nfsfh
*nfsfh
;
1244 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1246 if (status
== RPC_STATUS_ERROR
) {
1247 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1248 free_nfs_cb_data(data
);
1251 if (status
== RPC_STATUS_CANCEL
) {
1252 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1253 free_nfs_cb_data(data
);
1258 if (res
->status
!= NFS3_OK
) {
1259 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1260 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1261 free_nfs_cb_data(data
);
1265 nfsfh
= malloc(sizeof(struct nfsfh
));
1266 if (nfsfh
== NULL
) {
1267 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1268 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1269 free_nfs_cb_data(data
);
1272 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1274 if (data
->continue_int
& O_SYNC
) {
1278 /* steal the filehandle */
1279 nfsfh
->fh
= data
->fh
;
1280 data
->fh
.data
.data_val
= NULL
;
1282 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1283 free_nfs_cb_data(data
);
1286 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1289 struct nfs_cb_data
*data
= private_data
;
1290 struct nfs_context
*nfs
= data
->nfs
;
1291 struct nfsfh
*nfsfh
;
1292 unsigned int nfsmode
= 0;
1294 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1296 if (status
== RPC_STATUS_ERROR
) {
1297 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1298 free_nfs_cb_data(data
);
1301 if (status
== RPC_STATUS_CANCEL
) {
1302 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1303 free_nfs_cb_data(data
);
1308 if (res
->status
!= NFS3_OK
) {
1309 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
));
1310 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1311 free_nfs_cb_data(data
);
1315 if (data
->continue_int
& O_WRONLY
) {
1316 nfsmode
|= ACCESS3_MODIFY
;
1318 if (data
->continue_int
& O_RDWR
) {
1319 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1321 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1322 nfsmode
|= ACCESS3_READ
;
1326 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1327 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1328 nfsmode
&ACCESS3_READ
?'r':'-',
1329 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1330 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1331 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1332 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1333 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1334 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1335 free_nfs_cb_data(data
);
1339 /* Try to truncate it if we were requested to */
1340 if ((data
->continue_int
& O_TRUNC
) &&
1341 (data
->continue_int
& (O_RDWR
|O_WRONLY
))) {
1344 memset(&args
, 0, sizeof(SETATTR3args
));
1345 args
.object
= data
->fh
;
1346 args
.new_attributes
.size
.set_it
= 1;
1347 args
.new_attributes
.size
.set_size3_u
.size
= 0;
1349 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_open_trunc_cb
, &args
,
1351 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
1352 "SETATTR call for %s", data
->path
);
1353 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1354 data
->private_data
);
1355 free_nfs_cb_data(data
);
1361 nfsfh
= malloc(sizeof(struct nfsfh
));
1362 if (nfsfh
== NULL
) {
1363 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1364 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1365 free_nfs_cb_data(data
);
1368 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1370 if (data
->continue_int
& O_SYNC
) {
1374 /* steal the filehandle */
1375 nfsfh
->fh
= data
->fh
;
1376 data
->fh
.data
.data_val
= NULL
;
1378 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1379 free_nfs_cb_data(data
);
1382 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1387 if (data
->continue_int
& O_WRONLY
) {
1388 nfsmode
|= ACCESS3_MODIFY
;
1390 if (data
->continue_int
& O_RDWR
) {
1391 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1393 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1394 nfsmode
|= ACCESS3_READ
;
1397 memset(&args
, 0, sizeof(ACCESS3args
));
1398 args
.object
= data
->fh
;
1399 args
.access
= nfsmode
;
1401 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1402 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS "
1403 "call for %s", data
->path
);
1404 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1405 data
->private_data
);
1406 free_nfs_cb_data(data
);
1412 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int flags
, nfs_cb cb
, void *private_data
)
1414 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, flags
) != 0) {
1415 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1426 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1428 /* steal saved_path */
1430 nfs
->cwd
= data
->saved_path
;
1431 data
->saved_path
= NULL
;
1433 data
->cb(0, nfs
, NULL
, data
->private_data
);
1434 free_nfs_cb_data(data
);
1439 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1441 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1442 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1453 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1455 struct nfs_cb_data
*data
= private_data
;
1456 struct nfs_context
*nfs
= data
->nfs
;
1459 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1461 if (status
== RPC_STATUS_ERROR
) {
1462 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1463 free_nfs_cb_data(data
);
1466 if (status
== RPC_STATUS_CANCEL
) {
1467 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1468 free_nfs_cb_data(data
);
1473 if (res
->status
!= NFS3_OK
) {
1474 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1475 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1476 free_nfs_cb_data(data
);
1480 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1481 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1482 free_nfs_cb_data(data
);
1485 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1487 struct nfs_mcb_data
*mdata
= private_data
;
1488 struct nfs_cb_data
*data
= mdata
->data
;
1489 struct nfs_context
*nfs
= data
->nfs
;
1492 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1496 if (status
== RPC_STATUS_ERROR
) {
1497 /* flag the failure but do not invoke callback until we have received all responses */
1500 if (status
== RPC_STATUS_CANCEL
) {
1501 /* flag the cancellation but do not invoke callback until we have received all responses */
1505 /* reassemble the data into the buffer */
1506 if (status
== RPC_STATUS_SUCCESS
) {
1508 if (res
->status
!= NFS3_OK
) {
1509 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1512 if (res
->READ3res_u
.resok
.count
> 0) {
1513 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1514 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1515 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1521 if (data
->num_calls
> 0) {
1522 /* still waiting for more replies */
1527 if (data
->error
!= 0) {
1528 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1529 free_nfs_cb_data(data
);
1533 if (data
->cancel
!= 0) {
1534 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1535 free_nfs_cb_data(data
);
1540 data
->nfsfh
->offset
= data
->max_offset
;
1541 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1543 free_nfs_cb_data(data
);
1547 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1549 struct nfs_cb_data
*data
;
1551 data
= malloc(sizeof(struct nfs_cb_data
));
1553 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1556 memset(data
, 0, sizeof(struct nfs_cb_data
));
1559 data
->private_data
= private_data
;
1560 data
->nfsfh
= nfsfh
;
1562 nfsfh
->offset
= offset
;
1564 if (count
<= nfs_get_readmax(nfs
)) {
1567 memset(&args
, 0, sizeof(READ3args
));
1568 args
.file
= nfsfh
->fh
;
1569 args
.offset
= offset
;
1572 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1573 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1574 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1575 free_nfs_cb_data(data
);
1581 /* trying to read more than maximum server read size, we has to chop it up into smaller
1582 * reads and collect into a reassembly buffer.
1583 * we send all reads in parallel so that performance is still good.
1585 data
->max_offset
= offset
;
1586 data
->start_offset
= offset
;
1588 data
->buffer
= malloc(count
);
1589 if (data
->buffer
== NULL
) {
1590 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1591 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1592 free_nfs_cb_data(data
);
1597 uint64_t readcount
= count
;
1598 struct nfs_mcb_data
*mdata
;
1601 if (readcount
> nfs_get_readmax(nfs
)) {
1602 readcount
= nfs_get_readmax(nfs
);
1605 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1606 if (mdata
== NULL
) {
1607 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1610 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1612 mdata
->offset
= offset
;
1613 mdata
->count
= readcount
;
1615 memset(&args
, 0, sizeof(READ3args
));
1616 args
.file
= nfsfh
->fh
;
1617 args
.offset
= offset
;
1618 args
.count
= readcount
;
1620 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1621 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1622 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1628 offset
+= readcount
;
1638 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1640 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1648 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1650 struct nfs_cb_data
*data
= private_data
;
1651 struct nfs_context
*nfs
= data
->nfs
;
1654 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1656 if (status
== RPC_STATUS_ERROR
) {
1657 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1658 free_nfs_cb_data(data
);
1661 if (status
== RPC_STATUS_CANCEL
) {
1662 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1663 free_nfs_cb_data(data
);
1668 if (res
->status
!= NFS3_OK
) {
1669 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1670 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1671 free_nfs_cb_data(data
);
1675 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1676 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1677 free_nfs_cb_data(data
);
1680 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1682 struct nfs_mcb_data
*mdata
= private_data
;
1683 struct nfs_cb_data
*data
= mdata
->data
;
1684 struct nfs_context
*nfs
= data
->nfs
;
1687 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1691 if (status
== RPC_STATUS_ERROR
) {
1692 /* flag the failure but do not invoke callback until we have received all responses */
1695 if (status
== RPC_STATUS_CANCEL
) {
1696 /* flag the cancellation but do not invoke callback until we have received all responses */
1700 if (status
== RPC_STATUS_SUCCESS
) {
1702 if (res
->status
!= NFS3_OK
) {
1703 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1706 if (res
->WRITE3res_u
.resok
.count
> 0) {
1707 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1708 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1714 if (data
->num_calls
> 0) {
1715 /* still waiting for more replies */
1720 if (data
->error
!= 0) {
1721 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1722 free_nfs_cb_data(data
);
1726 if (data
->cancel
!= 0) {
1727 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1728 free_nfs_cb_data(data
);
1733 data
->nfsfh
->offset
= data
->max_offset
;
1734 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1736 free_nfs_cb_data(data
);
1741 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
)
1743 struct nfs_cb_data
*data
;
1745 data
= malloc(sizeof(struct nfs_cb_data
));
1747 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1750 memset(data
, 0, sizeof(struct nfs_cb_data
));
1753 data
->private_data
= private_data
;
1754 data
->nfsfh
= nfsfh
;
1756 nfsfh
->offset
= offset
;
1758 if (count
<= nfs_get_writemax(nfs
)) {
1761 memset(&args
, 0, sizeof(WRITE3args
));
1762 args
.file
= nfsfh
->fh
;
1763 args
.offset
= offset
;
1765 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1766 args
.data
.data_len
= count
;
1767 args
.data
.data_val
= buf
;
1769 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1770 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1771 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1772 free_nfs_cb_data(data
);
1778 /* hello, clang-analyzer */
1780 assert(data
->num_calls
== 0);
1782 /* trying to write more than maximum server write size, we has to chop it up into smaller
1784 * we send all writes in parallel so that performance is still good.
1786 data
->max_offset
= offset
;
1787 data
->start_offset
= offset
;
1790 uint64_t writecount
= count
;
1791 struct nfs_mcb_data
*mdata
;
1794 if (writecount
> nfs_get_writemax(nfs
)) {
1795 writecount
= nfs_get_writemax(nfs
);
1798 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1799 if (mdata
== NULL
) {
1800 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1801 if (data
->num_calls
== 0)
1802 free_nfs_cb_data(data
);
1805 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1807 mdata
->offset
= offset
;
1808 mdata
->count
= writecount
;
1810 memset(&args
, 0, sizeof(WRITE3args
));
1811 args
.file
= nfsfh
->fh
;
1812 args
.offset
= offset
;
1813 args
.count
= writecount
;
1814 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1815 args
.data
.data_len
= writecount
;
1816 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1818 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1819 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1820 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1822 if (data
->num_calls
== 0)
1823 free_nfs_cb_data(data
);
1828 count
-= writecount
;
1829 offset
+= writecount
;
1839 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1841 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1851 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1853 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1854 free(nfsfh
->fh
.data
.data_val
);
1855 nfsfh
->fh
.data
.data_val
= NULL
;
1859 cb(0, nfs
, NULL
, private_data
);
1870 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1872 struct nfs_cb_data
*data
;
1873 struct GETATTR3args args
;
1875 data
= malloc(sizeof(struct nfs_cb_data
));
1877 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1880 memset(data
, 0, sizeof(struct nfs_cb_data
));
1883 data
->private_data
= private_data
;
1885 memset(&args
, 0, sizeof(GETATTR3args
));
1886 args
.object
= nfsfh
->fh
;
1888 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1889 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1890 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1891 free_nfs_cb_data(data
);
1902 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1904 struct nfs_cb_data
*data
= private_data
;
1905 struct nfs_context
*nfs
= data
->nfs
;
1908 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1910 if (status
== RPC_STATUS_ERROR
) {
1911 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1912 free_nfs_cb_data(data
);
1915 if (status
== RPC_STATUS_CANCEL
) {
1916 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1917 free_nfs_cb_data(data
);
1922 if (res
->status
!= NFS3_OK
) {
1923 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1924 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1925 free_nfs_cb_data(data
);
1929 data
->cb(0, nfs
, NULL
, data
->private_data
);
1930 free_nfs_cb_data(data
);
1933 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1935 struct nfs_cb_data
*data
;
1936 struct COMMIT3args args
;
1938 data
= malloc(sizeof(struct nfs_cb_data
));
1940 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1943 memset(data
, 0, sizeof(struct nfs_cb_data
));
1946 data
->private_data
= private_data
;
1948 args
.file
= nfsfh
->fh
;
1951 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
1952 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1953 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1954 free_nfs_cb_data(data
);
1966 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1968 struct nfs_cb_data
*data
= private_data
;
1969 struct nfs_context
*nfs
= data
->nfs
;
1972 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1974 if (status
== RPC_STATUS_ERROR
) {
1975 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1976 free_nfs_cb_data(data
);
1979 if (status
== RPC_STATUS_CANCEL
) {
1980 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1981 free_nfs_cb_data(data
);
1986 if (res
->status
!= NFS3_OK
) {
1987 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1988 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1989 free_nfs_cb_data(data
);
1993 data
->cb(0, nfs
, NULL
, data
->private_data
);
1994 free_nfs_cb_data(data
);
1997 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
1999 struct nfs_cb_data
*data
;
2002 data
= malloc(sizeof(struct nfs_cb_data
));
2004 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2007 memset(data
, 0, sizeof(struct nfs_cb_data
));
2010 data
->private_data
= private_data
;
2012 memset(&args
, 0, sizeof(SETATTR3args
));
2013 args
.object
= nfsfh
->fh
;
2014 args
.new_attributes
.size
.set_it
= 1;
2015 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2017 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2018 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2019 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2020 free_nfs_cb_data(data
);
2030 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2032 uint64_t offset
= data
->continue_int
;
2035 nfsfh
.fh
= data
->fh
;
2037 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2038 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2039 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2040 free_nfs_cb_data(data
);
2043 free_nfs_cb_data(data
);
2047 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2053 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2054 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2067 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2070 struct nfs_cb_data
*data
= private_data
;
2071 struct nfs_context
*nfs
= data
->nfs
;
2072 char *str
= data
->continue_data
;
2074 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2076 str
= &str
[strlen(str
) + 1];
2078 if (status
== RPC_STATUS_ERROR
) {
2079 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2080 free_nfs_cb_data(data
);
2083 if (status
== RPC_STATUS_CANCEL
) {
2084 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2085 free_nfs_cb_data(data
);
2090 if (res
->status
!= NFS3_OK
) {
2091 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
));
2092 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2093 free_nfs_cb_data(data
);
2097 data
->cb(0, nfs
, NULL
, data
->private_data
);
2098 free_nfs_cb_data(data
);
2101 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2103 char *str
= data
->continue_data
;
2106 str
= &str
[strlen(str
) + 1];
2108 memset(&args
, 0, sizeof(MKDIR3args
));
2109 args
.where
.dir
= data
->fh
;
2110 args
.where
.name
= str
;
2111 args
.attributes
.mode
.set_it
= 1;
2112 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2114 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2115 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2116 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2117 free_nfs_cb_data(data
);
2123 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2128 new_path
= strdup(path
);
2129 if (new_path
== NULL
) {
2130 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2134 ptr
= strrchr(new_path
, '/');
2137 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2142 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2143 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2144 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2158 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2161 struct nfs_cb_data
*data
= private_data
;
2162 struct nfs_context
*nfs
= data
->nfs
;
2163 char *str
= data
->continue_data
;
2165 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2167 str
= &str
[strlen(str
) + 1];
2169 if (status
== RPC_STATUS_ERROR
) {
2170 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2171 free_nfs_cb_data(data
);
2174 if (status
== RPC_STATUS_CANCEL
) {
2175 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2176 free_nfs_cb_data(data
);
2181 if (res
->status
!= NFS3_OK
) {
2182 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
));
2183 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2184 free_nfs_cb_data(data
);
2188 data
->cb(0, nfs
, NULL
, data
->private_data
);
2189 free_nfs_cb_data(data
);
2192 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2194 char *str
= data
->continue_data
;
2197 str
= &str
[strlen(str
) + 1];
2199 args
.object
.dir
= data
->fh
;
2200 args
.object
.name
= str
;
2201 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2202 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2203 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2204 free_nfs_cb_data(data
);
2210 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2215 new_path
= strdup(path
);
2216 if (new_path
== NULL
) {
2217 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2221 ptr
= strrchr(new_path
, '/');
2224 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2229 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2230 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2231 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2244 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2247 struct nfs_cb_data
*data
= private_data
;
2248 struct nfs_context
*nfs
= data
->nfs
;
2249 struct nfsfh
*nfsfh
;
2250 char *str
= data
->continue_data
;
2252 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2254 if (status
== RPC_STATUS_ERROR
) {
2255 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2256 free_nfs_cb_data(data
);
2259 if (status
== RPC_STATUS_CANCEL
) {
2260 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2261 free_nfs_cb_data(data
);
2265 str
= &str
[strlen(str
) + 1];
2267 if (res
->status
!= NFS3_OK
) {
2268 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
));
2269 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2274 nfsfh
= malloc(sizeof(struct nfsfh
));
2275 if (nfsfh
== NULL
) {
2276 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2277 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2278 free_nfs_cb_data(data
);
2281 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2283 /* copy the filehandle */
2284 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2285 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2286 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2288 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2289 free_nfs_cb_data(data
);
2294 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2297 struct nfs_cb_data
*data
= private_data
;
2298 struct nfs_context
*nfs
= data
->nfs
;
2299 char *str
= data
->continue_data
;
2302 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2304 if (status
== RPC_STATUS_ERROR
) {
2305 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2306 free_nfs_cb_data(data
);
2309 if (status
== RPC_STATUS_CANCEL
) {
2310 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2311 free_nfs_cb_data(data
);
2315 str
= &str
[strlen(str
) + 1];
2317 if (res
->status
!= NFS3_OK
) {
2318 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
));
2319 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2320 free_nfs_cb_data(data
);
2324 memset(&args
, 0, sizeof(LOOKUP3args
));
2325 args
.what
.dir
= data
->fh
;
2326 args
.what
.name
= str
;
2328 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2329 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2330 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2331 free_nfs_cb_data(data
);
2337 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2339 char *str
= data
->continue_data
;
2342 str
= &str
[strlen(str
) + 1];
2344 memset(&args
, 0, sizeof(CREATE3args
));
2345 args
.where
.dir
= data
->fh
;
2346 args
.where
.name
= str
;
2347 args
.how
.mode
= UNCHECKED
;
2348 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2349 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2351 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2352 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2353 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2354 free_nfs_cb_data(data
);
2360 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2365 new_path
= strdup(path
);
2366 if (new_path
== NULL
) {
2367 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2371 ptr
= strrchr(new_path
, '/');
2373 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2379 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2380 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2381 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2394 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2397 struct nfs_cb_data
*data
= private_data
;
2398 struct nfs_context
*nfs
= data
->nfs
;
2399 char *str
= data
->continue_data
;
2401 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2403 str
= &str
[strlen(str
) + 1];
2405 if (status
== RPC_STATUS_ERROR
) {
2406 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2407 free_nfs_cb_data(data
);
2410 if (status
== RPC_STATUS_CANCEL
) {
2411 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2412 free_nfs_cb_data(data
);
2417 if (res
->status
!= NFS3_OK
) {
2418 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
));
2419 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2420 free_nfs_cb_data(data
);
2424 data
->cb(0, nfs
, NULL
, data
->private_data
);
2425 free_nfs_cb_data(data
);
2428 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2430 char *str
= data
->continue_data
;
2431 struct REMOVE3args args
;
2433 str
= &str
[strlen(str
) + 1];
2435 args
.object
.dir
= data
->fh
;
2436 args
.object
.name
= str
;
2437 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2438 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2439 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2440 free_nfs_cb_data(data
);
2446 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2451 new_path
= strdup(path
);
2452 if (new_path
== NULL
) {
2453 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2457 ptr
= strrchr(new_path
, '/');
2460 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2465 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2466 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2467 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2478 struct mknod_cb_data
{
2485 static void free_mknod_cb_data(void *ptr
)
2487 struct mknod_cb_data
*data
= ptr
;
2493 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2496 struct nfs_cb_data
*data
= private_data
;
2497 struct nfs_context
*nfs
= data
->nfs
;
2498 char *str
= data
->continue_data
;
2500 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2502 str
= &str
[strlen(str
) + 1];
2504 if (status
== RPC_STATUS_ERROR
) {
2505 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2506 free_nfs_cb_data(data
);
2509 if (status
== RPC_STATUS_CANCEL
) {
2510 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2511 free_nfs_cb_data(data
);
2516 if (res
->status
!= NFS3_OK
) {
2517 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
));
2518 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2519 free_nfs_cb_data(data
);
2523 data
->cb(0, nfs
, NULL
, data
->private_data
);
2524 free_nfs_cb_data(data
);
2527 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2529 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2530 char *str
= cb_data
->path
;
2533 str
= &str
[strlen(str
) + 1];
2535 args
.where
.dir
= data
->fh
;
2536 args
.where
.name
= str
;
2537 switch (cb_data
->mode
& S_IFMT
) {
2539 args
.what
.type
= NF3CHR
;
2540 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2541 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2542 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2543 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2546 args
.what
.type
= NF3BLK
;
2547 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2548 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2549 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2550 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2552 args
.what
.type
= NF3SOCK
;
2553 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2554 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2557 args
.what
.type
= NF3FIFO
;
2558 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2559 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_mode3_u
.mode
= cb_data
->mode
& (S_IRUSR
|S_IWUSR
|S_IXUSR
|S_IRGRP
|S_IWGRP
|S_IXGRP
|S_IROTH
|S_IWOTH
|S_IXOTH
);
2562 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2563 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2564 free_nfs_cb_data(data
);
2568 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2569 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2570 free_nfs_cb_data(data
);
2576 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2579 struct mknod_cb_data
*cb_data
;
2581 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2582 if (cb_data
== NULL
) {
2583 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2587 cb_data
->path
= strdup(path
);
2588 if (cb_data
->path
== NULL
) {
2589 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2594 ptr
= strrchr(cb_data
->path
, '/');
2596 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2597 free_mknod_cb_data(cb_data
);
2602 cb_data
->mode
= mode
;
2603 cb_data
->major
= major(dev
);
2604 cb_data
->minor
= minor(dev
);
2606 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2607 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2608 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2619 /* ReadDirPlus Emulation Callback data */
2620 struct rdpe_cb_data
{
2623 struct nfs_cb_data
*data
;
2626 /* ReadDirPlus Emulation LOOKUP Callback data */
2627 struct rdpe_lookup_cb_data
{
2628 struct rdpe_cb_data
*rdpe_cb_data
;
2629 struct nfsdirent
*nfsdirent
;
2632 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2633 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2635 LOOKUP3res
*res
= command_data
;
2636 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2637 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2638 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2639 struct nfsdir
*nfsdir
= data
->continue_data
;
2640 struct nfs_context
*nfs
= data
->nfs
;
2641 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2643 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2645 free(rdpe_lookup_cb_data
);
2647 rdpe_cb_data
->getattrcount
--;
2649 if (status
== RPC_STATUS_ERROR
) {
2650 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2652 if (status
== RPC_STATUS_CANCEL
) {
2653 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2655 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2656 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2658 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2659 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2660 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2662 nfsdirent
->type
= attributes
->type
;
2663 nfsdirent
->mode
= attributes
->mode
;
2664 nfsdirent
->size
= attributes
->size
;
2666 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2667 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2668 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2669 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2670 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2671 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2672 nfsdirent
->uid
= attributes
->uid
;
2673 nfsdirent
->gid
= attributes
->gid
;
2677 if (rdpe_cb_data
->getattrcount
== 0) {
2678 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2679 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2680 nfs_free_nfsdir(nfsdir
);
2682 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2686 data
->continue_data
= NULL
;
2687 free_nfs_cb_data(data
);
2691 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2693 READDIR3res
*res
= command_data
;
2694 struct nfs_cb_data
*data
= private_data
;
2695 struct nfs_context
*nfs
= data
->nfs
;
2696 struct nfsdir
*nfsdir
= data
->continue_data
;
2697 struct nfsdirent
*nfsdirent
;
2698 struct entry3
*entry
;
2699 uint64_t cookie
= 0;
2700 struct rdpe_cb_data
*rdpe_cb_data
;
2702 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2704 if (status
== RPC_STATUS_ERROR
) {
2705 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2706 nfs_free_nfsdir(nfsdir
);
2707 data
->continue_data
= NULL
;
2708 free_nfs_cb_data(data
);
2712 if (status
== RPC_STATUS_CANCEL
) {
2713 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2714 nfs_free_nfsdir(nfsdir
);
2715 data
->continue_data
= NULL
;
2716 free_nfs_cb_data(data
);
2720 if (res
->status
!= NFS3_OK
) {
2721 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
));
2722 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2723 nfs_free_nfsdir(nfsdir
);
2724 data
->continue_data
= NULL
;
2725 free_nfs_cb_data(data
);
2729 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2730 while (entry
!= NULL
) {
2731 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2732 if (nfsdirent
== NULL
) {
2733 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2734 nfs_free_nfsdir(nfsdir
);
2735 data
->continue_data
= NULL
;
2736 free_nfs_cb_data(data
);
2739 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2740 nfsdirent
->name
= strdup(entry
->name
);
2741 if (nfsdirent
->name
== NULL
) {
2742 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2744 nfs_free_nfsdir(nfsdir
);
2745 data
->continue_data
= NULL
;
2746 free_nfs_cb_data(data
);
2749 nfsdirent
->inode
= entry
->fileid
;
2751 nfsdirent
->next
= nfsdir
->entries
;
2752 nfsdir
->entries
= nfsdirent
;
2754 cookie
= entry
->cookie
;
2755 entry
= entry
->nextentry
;
2758 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2761 args
.dir
= data
->fh
;
2762 args
.cookie
= cookie
;
2763 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2766 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2767 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2768 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2769 nfs_free_nfsdir(nfsdir
);
2770 data
->continue_data
= NULL
;
2771 free_nfs_cb_data(data
);
2777 /* steal the dirhandle */
2778 nfsdir
->current
= nfsdir
->entries
;
2780 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2781 rdpe_cb_data
->getattrcount
= 0;
2782 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2783 rdpe_cb_data
->data
= data
;
2784 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2785 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2788 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2789 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2790 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2792 memset(&args
, 0, sizeof(LOOKUP3args
));
2793 args
.what
.dir
= data
->fh
;
2794 args
.what
.name
= nfsdirent
->name
;
2796 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2797 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2799 /* if we have already commands in flight, we cant just stop, we have to wait for the
2800 * commands in flight to complete
2802 if (rdpe_cb_data
->getattrcount
> 0) {
2803 nfs_free_nfsdir(nfsdir
);
2804 data
->continue_data
= NULL
;
2805 free_nfs_cb_data(data
);
2806 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2807 free(rdpe_lookup_cb_data
);
2811 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2812 nfs_free_nfsdir(nfsdir
);
2813 data
->continue_data
= NULL
;
2814 free_nfs_cb_data(data
);
2815 free(rdpe_lookup_cb_data
);
2819 rdpe_cb_data
->getattrcount
++;
2823 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2825 READDIRPLUS3res
*res
= command_data
;
2826 struct nfs_cb_data
*data
= private_data
;
2827 struct nfs_context
*nfs
= data
->nfs
;
2828 struct nfsdir
*nfsdir
= data
->continue_data
;
2829 struct entryplus3
*entry
;
2830 uint64_t cookie
= 0;
2832 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2834 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2837 args
.dir
= data
->fh
;
2838 args
.cookie
= cookie
;
2839 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2842 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2843 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2844 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2845 nfs_free_nfsdir(nfsdir
);
2846 data
->continue_data
= NULL
;
2847 free_nfs_cb_data(data
);
2853 if (status
== RPC_STATUS_CANCEL
) {
2854 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2855 nfs_free_nfsdir(nfsdir
);
2856 data
->continue_data
= NULL
;
2857 free_nfs_cb_data(data
);
2861 if (res
->status
!= NFS3_OK
) {
2862 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
));
2863 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2864 nfs_free_nfsdir(nfsdir
);
2865 data
->continue_data
= NULL
;
2866 free_nfs_cb_data(data
);
2870 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2871 while (entry
!= NULL
) {
2872 struct nfsdirent
*nfsdirent
;
2874 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2875 if (nfsdirent
== NULL
) {
2876 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2877 nfs_free_nfsdir(nfsdir
);
2878 data
->continue_data
= NULL
;
2879 free_nfs_cb_data(data
);
2882 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2883 nfsdirent
->name
= strdup(entry
->name
);
2884 if (nfsdirent
->name
== NULL
) {
2885 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2887 nfs_free_nfsdir(nfsdir
);
2888 data
->continue_data
= NULL
;
2889 free_nfs_cb_data(data
);
2892 nfsdirent
->inode
= entry
->fileid
;
2893 if (entry
->name_attributes
.attributes_follow
) {
2894 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2895 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2896 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2898 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2899 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2900 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2901 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2902 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2903 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2904 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2905 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
2908 nfsdirent
->next
= nfsdir
->entries
;
2909 nfsdir
->entries
= nfsdirent
;
2911 cookie
= entry
->cookie
;
2912 entry
= entry
->nextentry
;
2915 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2916 READDIRPLUS3args args
;
2918 args
.dir
= data
->fh
;
2919 args
.cookie
= cookie
;
2920 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2921 args
.dircount
= 8192;
2922 args
.maxcount
= 8192;
2924 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2925 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2926 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2927 nfs_free_nfsdir(nfsdir
);
2928 data
->continue_data
= NULL
;
2929 free_nfs_cb_data(data
);
2935 /* steal the dirhandle */
2936 data
->continue_data
= NULL
;
2937 nfsdir
->current
= nfsdir
->entries
;
2939 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2940 free_nfs_cb_data(data
);
2943 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2945 READDIRPLUS3args args
;
2947 args
.dir
= data
->fh
;
2949 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2950 args
.dircount
= 8192;
2951 args
.maxcount
= 8192;
2952 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2953 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2954 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2955 free_nfs_cb_data(data
);
2961 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2963 struct nfsdir
*nfsdir
;
2965 nfsdir
= malloc(sizeof(struct nfsdir
));
2966 if (nfsdir
== NULL
) {
2967 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2970 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2972 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2973 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2981 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2983 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2985 if (nfsdir
->current
!= NULL
) {
2986 nfsdir
->current
= nfsdir
->current
->next
;
2995 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2997 nfs_free_nfsdir(nfsdir
);
3004 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3015 struct lseek_cb_data
{
3016 struct nfs_context
*nfs
;
3017 struct nfsfh
*nfsfh
;
3023 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3026 struct lseek_cb_data
*data
= private_data
;
3027 struct nfs_context
*nfs
= data
->nfs
;
3029 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3031 if (status
== RPC_STATUS_ERROR
) {
3032 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3036 if (status
== RPC_STATUS_CANCEL
) {
3037 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3043 if (res
->status
!= NFS3_OK
) {
3044 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3045 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3050 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3051 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3055 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3057 struct lseek_cb_data
*data
;
3058 struct GETATTR3args args
;
3060 if (whence
== SEEK_SET
) {
3061 nfsfh
->offset
= offset
;
3062 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3065 if (whence
== SEEK_CUR
) {
3066 nfsfh
->offset
+= offset
;
3067 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3071 data
= malloc(sizeof(struct lseek_cb_data
));
3073 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3078 data
->nfsfh
= nfsfh
;
3079 data
->offset
= offset
;
3081 data
->private_data
= private_data
;
3083 memset(&args
, 0, sizeof(GETATTR3args
));
3084 args
.object
= nfsfh
->fh
;
3086 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3087 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3100 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3103 struct nfs_cb_data
*data
= private_data
;
3104 struct nfs_context
*nfs
= data
->nfs
;
3105 struct statvfs svfs
;
3107 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3109 if (status
== RPC_STATUS_ERROR
) {
3110 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3111 free_nfs_cb_data(data
);
3114 if (status
== RPC_STATUS_CANCEL
) {
3115 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3116 free_nfs_cb_data(data
);
3121 if (res
->status
!= NFS3_OK
) {
3122 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
));
3123 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3124 free_nfs_cb_data(data
);
3128 svfs
.f_bsize
= 4096;
3129 svfs
.f_frsize
= 4096;
3130 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3131 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3132 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3133 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3134 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3135 #if !defined(ANDROID)
3136 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3139 svfs
.f_namemax
= 256;
3142 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3143 free_nfs_cb_data(data
);
3146 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3150 args
.fsroot
= data
->fh
;
3151 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3152 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3153 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3154 free_nfs_cb_data(data
);
3160 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3162 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3163 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3176 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3179 struct nfs_cb_data
*data
= private_data
;
3180 struct nfs_context
*nfs
= data
->nfs
;
3182 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3184 if (status
== RPC_STATUS_ERROR
) {
3185 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3186 free_nfs_cb_data(data
);
3189 if (status
== RPC_STATUS_CANCEL
) {
3190 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3191 free_nfs_cb_data(data
);
3196 if (res
->status
!= NFS3_OK
) {
3197 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
));
3198 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3199 free_nfs_cb_data(data
);
3204 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3205 free_nfs_cb_data(data
);
3208 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3212 args
.symlink
= data
->fh
;
3214 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3215 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3216 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3217 free_nfs_cb_data(data
);
3223 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3225 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3226 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3239 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3241 struct nfs_cb_data
*data
= private_data
;
3242 struct nfs_context
*nfs
= data
->nfs
;
3245 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3247 if (status
== RPC_STATUS_ERROR
) {
3248 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3249 free_nfs_cb_data(data
);
3252 if (status
== RPC_STATUS_CANCEL
) {
3253 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3254 free_nfs_cb_data(data
);
3259 if (res
->status
!= NFS3_OK
) {
3260 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3261 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3262 free_nfs_cb_data(data
);
3266 data
->cb(0, nfs
, NULL
, data
->private_data
);
3267 free_nfs_cb_data(data
);
3270 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3274 memset(&args
, 0, sizeof(SETATTR3args
));
3275 args
.object
= data
->fh
;
3276 args
.new_attributes
.mode
.set_it
= 1;
3277 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3279 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3280 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3281 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3282 free_nfs_cb_data(data
);
3289 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3291 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3292 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3302 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3304 struct nfs_cb_data
*data
;
3306 data
= malloc(sizeof(struct nfs_cb_data
));
3308 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3311 memset(data
, 0, sizeof(struct nfs_cb_data
));
3314 data
->private_data
= private_data
;
3315 data
->continue_int
= mode
;
3316 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3317 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3318 if (data
->fh
.data
.data_val
== NULL
) {
3319 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3320 free_nfs_cb_data(data
);
3323 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3325 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3337 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3339 struct nfs_cb_data
*data
= private_data
;
3340 struct nfs_context
*nfs
= data
->nfs
;
3343 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3345 if (status
== RPC_STATUS_ERROR
) {
3346 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3347 free_nfs_cb_data(data
);
3350 if (status
== RPC_STATUS_CANCEL
) {
3351 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3352 free_nfs_cb_data(data
);
3357 if (res
->status
!= NFS3_OK
) {
3358 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3359 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3360 free_nfs_cb_data(data
);
3364 data
->cb(0, nfs
, NULL
, data
->private_data
);
3365 free_nfs_cb_data(data
);
3368 struct nfs_chown_data
{
3373 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3376 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3378 memset(&args
, 0, sizeof(SETATTR3args
));
3379 args
.object
= data
->fh
;
3380 if (chown_data
->uid
!= (uid_t
)-1) {
3381 args
.new_attributes
.uid
.set_it
= 1;
3382 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3384 if (chown_data
->gid
!= (gid_t
)-1) {
3385 args
.new_attributes
.gid
.set_it
= 1;
3386 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3389 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3390 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3391 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3392 free_nfs_cb_data(data
);
3399 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3401 struct nfs_chown_data
*chown_data
;
3403 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3404 if (chown_data
== NULL
) {
3405 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3409 chown_data
->uid
= uid
;
3410 chown_data
->gid
= gid
;
3412 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3413 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3424 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3426 struct nfs_cb_data
*data
;
3427 struct nfs_chown_data
*chown_data
;
3429 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3430 if (chown_data
== NULL
) {
3431 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3435 chown_data
->uid
= uid
;
3436 chown_data
->gid
= gid
;
3438 data
= malloc(sizeof(struct nfs_cb_data
));
3440 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3444 memset(data
, 0, sizeof(struct nfs_cb_data
));
3447 data
->private_data
= private_data
;
3448 data
->continue_data
= chown_data
;
3449 data
->free_continue_data
= free
;
3450 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3451 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3452 if (data
->fh
.data
.data_val
== NULL
) {
3453 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3454 free_nfs_cb_data(data
);
3457 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3459 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3473 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3475 struct nfs_cb_data
*data
= private_data
;
3476 struct nfs_context
*nfs
= data
->nfs
;
3479 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3481 if (status
== RPC_STATUS_ERROR
) {
3482 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3483 free_nfs_cb_data(data
);
3486 if (status
== RPC_STATUS_CANCEL
) {
3487 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3488 free_nfs_cb_data(data
);
3493 if (res
->status
!= NFS3_OK
) {
3494 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3495 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3496 free_nfs_cb_data(data
);
3500 data
->cb(0, nfs
, NULL
, data
->private_data
);
3501 free_nfs_cb_data(data
);
3504 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3507 struct timeval
*utimes_data
= data
->continue_data
;
3509 memset(&args
, 0, sizeof(SETATTR3args
));
3510 args
.object
= data
->fh
;
3511 if (utimes_data
!= NULL
) {
3512 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3513 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3514 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3515 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3516 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3517 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3519 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3520 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3523 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3524 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3525 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3526 free_nfs_cb_data(data
);
3533 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3535 struct timeval
*new_times
= NULL
;
3537 if (times
!= NULL
) {
3538 new_times
= malloc(sizeof(struct timeval
)*2);
3539 if (new_times
== NULL
) {
3540 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3544 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3547 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3548 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3558 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3560 struct timeval
*new_times
= NULL
;
3562 if (times
!= NULL
) {
3563 new_times
= malloc(sizeof(struct timeval
)*2);
3564 if (new_times
== NULL
) {
3565 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3569 new_times
[0].tv_sec
= times
->actime
;
3570 new_times
[0].tv_usec
= 0;
3571 new_times
[1].tv_sec
= times
->modtime
;
3572 new_times
[1].tv_usec
= 0;
3575 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3576 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3587 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3590 struct nfs_cb_data
*data
= private_data
;
3591 struct nfs_context
*nfs
= data
->nfs
;
3592 unsigned int nfsmode
= 0;
3594 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3596 if (status
== RPC_STATUS_ERROR
) {
3597 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3598 free_nfs_cb_data(data
);
3601 if (status
== RPC_STATUS_CANCEL
) {
3602 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3603 free_nfs_cb_data(data
);
3608 if (res
->status
!= NFS3_OK
) {
3609 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
));
3610 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3611 free_nfs_cb_data(data
);
3615 if (data
->continue_int
& R_OK
) {
3616 nfsmode
|= ACCESS3_READ
;
3618 if (data
->continue_int
& W_OK
) {
3619 nfsmode
|= ACCESS3_MODIFY
;
3621 if (data
->continue_int
& X_OK
) {
3622 nfsmode
|= ACCESS3_EXECUTE
;
3625 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3626 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3627 nfsmode
&ACCESS3_READ
?'r':'-',
3628 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3629 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3630 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3631 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3632 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3633 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3634 free_nfs_cb_data(data
);
3638 data
->cb(0, nfs
, NULL
, data
->private_data
);
3639 free_nfs_cb_data(data
);
3642 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3647 if (data
->continue_int
& R_OK
) {
3648 nfsmode
|= ACCESS3_READ
;
3650 if (data
->continue_int
& W_OK
) {
3651 nfsmode
|= ACCESS3_MODIFY
;
3653 if (data
->continue_int
& X_OK
) {
3654 nfsmode
|= ACCESS3_EXECUTE
;
3657 memset(&args
, 0, sizeof(ACCESS3args
));
3658 args
.object
= data
->fh
;
3659 args
.access
= nfsmode
;
3661 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3662 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3663 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3664 free_nfs_cb_data(data
);
3670 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3672 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3673 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3685 struct nfs_symlink_data
{
3687 char *newpathparent
;
3688 char *newpathobject
;
3691 static void free_nfs_symlink_data(void *mem
)
3693 struct nfs_symlink_data
*data
= mem
;
3695 if (data
->oldpath
!= NULL
) {
3696 free(data
->oldpath
);
3698 if (data
->newpathparent
!= NULL
) {
3699 free(data
->newpathparent
);
3701 if (data
->newpathobject
!= NULL
) {
3702 free(data
->newpathobject
);
3707 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3710 struct nfs_cb_data
*data
= private_data
;
3711 struct nfs_context
*nfs
= data
->nfs
;
3712 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3714 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3716 if (status
== RPC_STATUS_ERROR
) {
3717 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3718 free_nfs_cb_data(data
);
3721 if (status
== RPC_STATUS_CANCEL
) {
3722 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3723 free_nfs_cb_data(data
);
3728 if (res
->status
!= NFS3_OK
) {
3729 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
));
3730 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3731 free_nfs_cb_data(data
);
3735 data
->cb(0, nfs
, NULL
, data
->private_data
);
3736 free_nfs_cb_data(data
);
3739 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3741 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3744 memset(&args
, 0, sizeof(SYMLINK3args
));
3745 args
.where
.dir
= data
->fh
;
3746 args
.where
.name
= symlink_data
->newpathobject
;
3747 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3748 args
.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
;
3749 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3751 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3752 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3753 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3754 free_nfs_cb_data(data
);
3760 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3763 struct nfs_symlink_data
*symlink_data
;
3765 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3766 if (symlink_data
== NULL
) {
3767 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3770 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3772 symlink_data
->oldpath
= strdup(oldpath
);
3773 if (symlink_data
->oldpath
== NULL
) {
3774 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3775 free_nfs_symlink_data(symlink_data
);
3779 symlink_data
->newpathparent
= strdup(newpath
);
3780 if (symlink_data
->newpathparent
== NULL
) {
3781 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3782 free_nfs_symlink_data(symlink_data
);
3786 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3788 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3789 free_nfs_symlink_data(symlink_data
);
3795 symlink_data
->newpathobject
= strdup(ptr
);
3796 if (symlink_data
->newpathobject
== NULL
) {
3797 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3798 free_nfs_symlink_data(symlink_data
);
3802 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3803 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3815 struct nfs_rename_data
{
3818 struct nfs_fh3 olddir
;
3821 struct nfs_fh3 newdir
;
3824 static void free_nfs_rename_data(void *mem
)
3826 struct nfs_rename_data
*data
= mem
;
3828 if (data
->oldpath
!= NULL
) {
3829 free(data
->oldpath
);
3831 if (data
->olddir
.data
.data_val
!= NULL
) {
3832 free(data
->olddir
.data
.data_val
);
3834 if (data
->newpath
!= NULL
) {
3835 free(data
->newpath
);
3837 if (data
->newdir
.data
.data_val
!= NULL
) {
3838 free(data
->newdir
.data
.data_val
);
3843 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3846 struct nfs_cb_data
*data
= private_data
;
3847 struct nfs_context
*nfs
= data
->nfs
;
3848 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3850 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3852 if (status
== RPC_STATUS_ERROR
) {
3853 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3854 free_nfs_cb_data(data
);
3857 if (status
== RPC_STATUS_CANCEL
) {
3858 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3859 free_nfs_cb_data(data
);
3864 if (res
->status
!= NFS3_OK
) {
3865 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
));
3866 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3867 free_nfs_cb_data(data
);
3871 data
->cb(0, nfs
, NULL
, data
->private_data
);
3872 free_nfs_cb_data(data
);
3875 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3877 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3880 /* steal the filehandle */
3881 rename_data
->newdir
= data
->fh
;
3882 data
->fh
.data
.data_val
= NULL
;
3884 args
.from
.dir
= rename_data
->olddir
;
3885 args
.from
.name
= rename_data
->oldobject
;
3886 args
.to
.dir
= rename_data
->newdir
;
3887 args
.to
.name
= rename_data
->newobject
;
3888 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3889 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3890 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3891 free_nfs_cb_data(data
);
3898 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3900 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3901 char* newpath
= strdup(rename_data
->newpath
);
3903 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
3904 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3905 free_nfs_cb_data(data
);
3909 /* steal the filehandle */
3910 rename_data
->olddir
= data
->fh
;
3911 data
->fh
.data
.data_val
= NULL
;
3913 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) {
3914 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
3915 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3916 free_nfs_cb_data(data
);
3920 data
->continue_data
= NULL
;
3921 free_nfs_cb_data(data
);
3928 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3931 struct nfs_rename_data
*rename_data
;
3933 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3934 if (rename_data
== NULL
) {
3935 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3938 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3940 rename_data
->oldpath
= strdup(oldpath
);
3941 if (rename_data
->oldpath
== NULL
) {
3942 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3943 free_nfs_rename_data(rename_data
);
3946 ptr
= strrchr(rename_data
->oldpath
, '/');
3948 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3949 free_nfs_rename_data(rename_data
);
3954 rename_data
->oldobject
= ptr
;
3957 rename_data
->newpath
= strdup(newpath
);
3958 if (rename_data
->newpath
== NULL
) {
3959 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3960 free_nfs_rename_data(rename_data
);
3963 ptr
= strrchr(rename_data
->newpath
, '/');
3965 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3966 free_nfs_rename_data(rename_data
);
3971 rename_data
->newobject
= ptr
;
3974 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3975 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3986 struct nfs_link_data
{
3988 struct nfs_fh3 oldfh
;
3991 struct nfs_fh3 newdir
;
3994 static void free_nfs_link_data(void *mem
)
3996 struct nfs_link_data
*data
= mem
;
3998 if (data
->oldpath
!= NULL
) {
3999 free(data
->oldpath
);
4001 if (data
->oldfh
.data
.data_val
!= NULL
) {
4002 free(data
->oldfh
.data
.data_val
);
4004 if (data
->newpath
!= NULL
) {
4005 free(data
->newpath
);
4007 if (data
->newdir
.data
.data_val
!= NULL
) {
4008 free(data
->newdir
.data
.data_val
);
4013 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4016 struct nfs_cb_data
*data
= private_data
;
4017 struct nfs_context
*nfs
= data
->nfs
;
4018 struct nfs_link_data
*link_data
= data
->continue_data
;
4020 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4022 if (status
== RPC_STATUS_ERROR
) {
4023 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4024 free_nfs_cb_data(data
);
4027 if (status
== RPC_STATUS_CANCEL
) {
4028 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4029 free_nfs_cb_data(data
);
4034 if (res
->status
!= NFS3_OK
) {
4035 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
));
4036 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4037 free_nfs_cb_data(data
);
4041 data
->cb(0, nfs
, NULL
, data
->private_data
);
4042 free_nfs_cb_data(data
);
4045 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4047 struct nfs_link_data
*link_data
= data
->continue_data
;
4050 /* steal the filehandle */
4051 link_data
->newdir
= data
->fh
;
4052 data
->fh
.data
.data_val
= NULL
;
4054 memset(&args
, 0, sizeof(LINK3args
));
4055 args
.file
= link_data
->oldfh
;
4056 args
.link
.dir
= link_data
->newdir
;
4057 args
.link
.name
= link_data
->newobject
;
4058 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4059 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4060 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4061 free_nfs_cb_data(data
);
4068 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4070 struct nfs_link_data
*link_data
= data
->continue_data
;
4072 /* steal the filehandle */
4073 link_data
->oldfh
= data
->fh
;
4074 data
->fh
.data
.data_val
= NULL
;
4076 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) {
4077 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4078 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4079 free_nfs_cb_data(data
);
4082 data
->continue_data
= NULL
;
4083 free_nfs_cb_data(data
);
4089 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4092 struct nfs_link_data
*link_data
;
4094 link_data
= malloc(sizeof(struct nfs_link_data
));
4095 if (link_data
== NULL
) {
4096 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4099 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4101 link_data
->oldpath
= strdup(oldpath
);
4102 if (link_data
->oldpath
== NULL
) {
4103 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4104 free_nfs_link_data(link_data
);
4108 link_data
->newpath
= strdup(newpath
);
4109 if (link_data
->newpath
== NULL
) {
4110 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4111 free_nfs_link_data(link_data
);
4114 ptr
= strrchr(link_data
->newpath
, '/');
4116 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4117 free_nfs_link_data(link_data
);
4122 link_data
->newobject
= ptr
;
4125 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4126 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4134 //qqq replace later with lseek()
4135 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4137 return nfsfh
->offset
;
4143 * Get the maximum supported READ3 size by the server
4145 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4147 return nfs
->readmax
;
4151 * Get the maximum supported WRITE3 size by the server
4153 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4155 return nfs
->writemax
;
4158 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4159 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4162 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4163 rpc_set_uid(nfs
->rpc
, uid
);
4166 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4167 rpc_set_gid(nfs
->rpc
, gid
);
4170 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4175 va_start(ap
, error_string
);
4177 vsnprintf(str
, 1024, error_string
, ap
);
4178 if (nfs
->rpc
->error_string
!= NULL
) {
4179 free(nfs
->rpc
->error_string
);
4181 nfs
->rpc
->error_string
= str
;
4187 struct mount_cb_data
{
4193 static void free_mount_cb_data(struct mount_cb_data
*data
)
4195 if (data
->server
!= NULL
) {
4197 data
->server
= NULL
;
4203 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4205 struct mount_cb_data
*data
= private_data
;
4207 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4209 if (status
== RPC_STATUS_ERROR
) {
4210 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4211 free_mount_cb_data(data
);
4214 if (status
== RPC_STATUS_CANCEL
) {
4215 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4216 free_mount_cb_data(data
);
4220 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4221 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4222 rpc_set_error(rpc
, "Failed to disconnect\n");
4224 free_mount_cb_data(data
);
4227 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4229 struct mount_cb_data
*data
= private_data
;
4231 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4233 /* Dont want any more callbacks even if the socket is closed */
4234 rpc
->connect_cb
= NULL
;
4236 if (status
== RPC_STATUS_ERROR
) {
4237 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4238 free_mount_cb_data(data
);
4241 if (status
== RPC_STATUS_CANCEL
) {
4242 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4243 free_mount_cb_data(data
);
4247 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4248 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4249 free_mount_cb_data(data
);
4254 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4256 struct mount_cb_data
*data
= private_data
;
4257 uint32_t mount_port
;
4259 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4261 if (status
== RPC_STATUS_ERROR
) {
4262 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4263 free_mount_cb_data(data
);
4266 if (status
== RPC_STATUS_CANCEL
) {
4267 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4268 free_mount_cb_data(data
);
4272 mount_port
= *(uint32_t *)command_data
;
4273 if (mount_port
== 0) {
4274 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4275 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4276 free_mount_cb_data(data
);
4280 rpc_disconnect(rpc
, "normal disconnect");
4281 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4282 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4283 free_mount_cb_data(data
);
4288 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4290 struct mount_cb_data
*data
= private_data
;
4292 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4294 if (status
== RPC_STATUS_ERROR
) {
4295 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4296 free_mount_cb_data(data
);
4299 if (status
== RPC_STATUS_CANCEL
) {
4300 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4301 free_mount_cb_data(data
);
4305 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4306 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4307 free_mount_cb_data(data
);
4312 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4314 struct mount_cb_data
*data
= private_data
;
4316 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4318 /* Dont want any more callbacks even if the socket is closed */
4319 rpc
->connect_cb
= NULL
;
4321 if (status
== RPC_STATUS_ERROR
) {
4322 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4323 free_mount_cb_data(data
);
4326 if (status
== RPC_STATUS_CANCEL
) {
4327 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4328 free_mount_cb_data(data
);
4332 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4333 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4334 free_mount_cb_data(data
);
4339 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4341 struct mount_cb_data
*data
;
4343 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4345 data
= malloc(sizeof(struct mount_cb_data
));
4349 memset(data
, 0, sizeof(struct mount_cb_data
));
4351 data
->private_data
= private_data
;
4352 data
->server
= strdup(server
);
4353 if (data
->server
== NULL
) {
4354 free_mount_cb_data(data
);
4357 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4358 free_mount_cb_data(data
);
4365 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4367 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4371 const char *nfs_get_server(struct nfs_context
*nfs
) {
4375 const char *nfs_get_export(struct nfs_context
*nfs
) {
4379 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4380 return &nfs
->rootfh
;
4383 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {