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
);
1582 assert(data
->num_calls
== 0);
1584 /* trying to read more than maximum server read size, we has to chop it up into smaller
1585 * reads and collect into a reassembly buffer.
1586 * we send all reads in parallel so that performance is still good.
1588 data
->max_offset
= offset
;
1589 data
->start_offset
= offset
;
1591 data
->buffer
= malloc(count
);
1592 if (data
->buffer
== NULL
) {
1593 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1594 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1595 free_nfs_cb_data(data
);
1600 uint64_t readcount
= count
;
1601 struct nfs_mcb_data
*mdata
;
1604 if (readcount
> nfs_get_readmax(nfs
)) {
1605 readcount
= nfs_get_readmax(nfs
);
1608 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1609 if (mdata
== NULL
) {
1610 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1611 if (data
->num_calls
== 0)
1612 free_nfs_cb_data(data
);
1615 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1617 mdata
->offset
= offset
;
1618 mdata
->count
= readcount
;
1620 memset(&args
, 0, sizeof(READ3args
));
1621 args
.file
= nfsfh
->fh
;
1622 args
.offset
= offset
;
1623 args
.count
= readcount
;
1625 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1626 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1627 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1629 if (data
->num_calls
== 0)
1630 free_nfs_cb_data(data
);
1635 offset
+= readcount
;
1645 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1647 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1655 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1657 struct nfs_cb_data
*data
= private_data
;
1658 struct nfs_context
*nfs
= data
->nfs
;
1661 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1663 if (status
== RPC_STATUS_ERROR
) {
1664 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1665 free_nfs_cb_data(data
);
1668 if (status
== RPC_STATUS_CANCEL
) {
1669 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1670 free_nfs_cb_data(data
);
1675 if (res
->status
!= NFS3_OK
) {
1676 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1677 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1678 free_nfs_cb_data(data
);
1682 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1683 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1684 free_nfs_cb_data(data
);
1687 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1689 struct nfs_mcb_data
*mdata
= private_data
;
1690 struct nfs_cb_data
*data
= mdata
->data
;
1691 struct nfs_context
*nfs
= data
->nfs
;
1694 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1698 if (status
== RPC_STATUS_ERROR
) {
1699 /* flag the failure but do not invoke callback until we have received all responses */
1702 if (status
== RPC_STATUS_CANCEL
) {
1703 /* flag the cancellation but do not invoke callback until we have received all responses */
1707 if (status
== RPC_STATUS_SUCCESS
) {
1709 if (res
->status
!= NFS3_OK
) {
1710 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1713 if (res
->WRITE3res_u
.resok
.count
> 0) {
1714 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1715 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1721 if (data
->num_calls
> 0) {
1722 /* still waiting for more replies */
1727 if (data
->error
!= 0) {
1728 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1729 free_nfs_cb_data(data
);
1733 if (data
->cancel
!= 0) {
1734 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1735 free_nfs_cb_data(data
);
1740 data
->nfsfh
->offset
= data
->max_offset
;
1741 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1743 free_nfs_cb_data(data
);
1748 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
)
1750 struct nfs_cb_data
*data
;
1752 data
= malloc(sizeof(struct nfs_cb_data
));
1754 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1757 memset(data
, 0, sizeof(struct nfs_cb_data
));
1760 data
->private_data
= private_data
;
1761 data
->nfsfh
= nfsfh
;
1763 nfsfh
->offset
= offset
;
1765 if (count
<= nfs_get_writemax(nfs
)) {
1768 memset(&args
, 0, sizeof(WRITE3args
));
1769 args
.file
= nfsfh
->fh
;
1770 args
.offset
= offset
;
1772 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1773 args
.data
.data_len
= count
;
1774 args
.data
.data_val
= buf
;
1776 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1777 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1778 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1779 free_nfs_cb_data(data
);
1785 /* hello, clang-analyzer */
1787 assert(data
->num_calls
== 0);
1789 /* trying to write more than maximum server write size, we has to chop it up into smaller
1791 * we send all writes in parallel so that performance is still good.
1793 data
->max_offset
= offset
;
1794 data
->start_offset
= offset
;
1797 uint64_t writecount
= count
;
1798 struct nfs_mcb_data
*mdata
;
1801 if (writecount
> nfs_get_writemax(nfs
)) {
1802 writecount
= nfs_get_writemax(nfs
);
1805 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1806 if (mdata
== NULL
) {
1807 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1808 if (data
->num_calls
== 0)
1809 free_nfs_cb_data(data
);
1812 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1814 mdata
->offset
= offset
;
1815 mdata
->count
= writecount
;
1817 memset(&args
, 0, sizeof(WRITE3args
));
1818 args
.file
= nfsfh
->fh
;
1819 args
.offset
= offset
;
1820 args
.count
= writecount
;
1821 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1822 args
.data
.data_len
= writecount
;
1823 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1825 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1826 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1827 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1829 if (data
->num_calls
== 0)
1830 free_nfs_cb_data(data
);
1835 count
-= writecount
;
1836 offset
+= writecount
;
1846 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1848 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1858 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1860 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1861 free(nfsfh
->fh
.data
.data_val
);
1862 nfsfh
->fh
.data
.data_val
= NULL
;
1866 cb(0, nfs
, NULL
, private_data
);
1877 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1879 struct nfs_cb_data
*data
;
1880 struct GETATTR3args args
;
1882 data
= malloc(sizeof(struct nfs_cb_data
));
1884 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1887 memset(data
, 0, sizeof(struct nfs_cb_data
));
1890 data
->private_data
= private_data
;
1892 memset(&args
, 0, sizeof(GETATTR3args
));
1893 args
.object
= nfsfh
->fh
;
1895 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1896 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1897 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1898 free_nfs_cb_data(data
);
1909 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1911 struct nfs_cb_data
*data
= private_data
;
1912 struct nfs_context
*nfs
= data
->nfs
;
1915 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1917 if (status
== RPC_STATUS_ERROR
) {
1918 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1919 free_nfs_cb_data(data
);
1922 if (status
== RPC_STATUS_CANCEL
) {
1923 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1924 free_nfs_cb_data(data
);
1929 if (res
->status
!= NFS3_OK
) {
1930 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1931 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1932 free_nfs_cb_data(data
);
1936 data
->cb(0, nfs
, NULL
, data
->private_data
);
1937 free_nfs_cb_data(data
);
1940 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1942 struct nfs_cb_data
*data
;
1943 struct COMMIT3args args
;
1945 data
= malloc(sizeof(struct nfs_cb_data
));
1947 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1950 memset(data
, 0, sizeof(struct nfs_cb_data
));
1953 data
->private_data
= private_data
;
1955 args
.file
= nfsfh
->fh
;
1958 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
1959 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
1960 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1961 free_nfs_cb_data(data
);
1973 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1975 struct nfs_cb_data
*data
= private_data
;
1976 struct nfs_context
*nfs
= data
->nfs
;
1979 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1981 if (status
== RPC_STATUS_ERROR
) {
1982 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1983 free_nfs_cb_data(data
);
1986 if (status
== RPC_STATUS_CANCEL
) {
1987 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1988 free_nfs_cb_data(data
);
1993 if (res
->status
!= NFS3_OK
) {
1994 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1995 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1996 free_nfs_cb_data(data
);
2000 data
->cb(0, nfs
, NULL
, data
->private_data
);
2001 free_nfs_cb_data(data
);
2004 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
2006 struct nfs_cb_data
*data
;
2009 data
= malloc(sizeof(struct nfs_cb_data
));
2011 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2014 memset(data
, 0, sizeof(struct nfs_cb_data
));
2017 data
->private_data
= private_data
;
2019 memset(&args
, 0, sizeof(SETATTR3args
));
2020 args
.object
= nfsfh
->fh
;
2021 args
.new_attributes
.size
.set_it
= 1;
2022 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2024 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2025 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2026 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2027 free_nfs_cb_data(data
);
2037 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2039 uint64_t offset
= data
->continue_int
;
2042 nfsfh
.fh
= data
->fh
;
2044 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2045 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2046 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2047 free_nfs_cb_data(data
);
2050 free_nfs_cb_data(data
);
2054 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2060 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2061 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2074 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2077 struct nfs_cb_data
*data
= private_data
;
2078 struct nfs_context
*nfs
= data
->nfs
;
2079 char *str
= data
->continue_data
;
2081 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2083 str
= &str
[strlen(str
) + 1];
2085 if (status
== RPC_STATUS_ERROR
) {
2086 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2087 free_nfs_cb_data(data
);
2090 if (status
== RPC_STATUS_CANCEL
) {
2091 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2092 free_nfs_cb_data(data
);
2097 if (res
->status
!= NFS3_OK
) {
2098 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
));
2099 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2100 free_nfs_cb_data(data
);
2104 data
->cb(0, nfs
, NULL
, data
->private_data
);
2105 free_nfs_cb_data(data
);
2108 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2110 char *str
= data
->continue_data
;
2113 str
= &str
[strlen(str
) + 1];
2115 memset(&args
, 0, sizeof(MKDIR3args
));
2116 args
.where
.dir
= data
->fh
;
2117 args
.where
.name
= str
;
2118 args
.attributes
.mode
.set_it
= 1;
2119 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2121 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2122 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2123 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2124 free_nfs_cb_data(data
);
2130 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2135 new_path
= strdup(path
);
2136 if (new_path
== NULL
) {
2137 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2141 ptr
= strrchr(new_path
, '/');
2144 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2149 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2150 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2151 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2165 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2168 struct nfs_cb_data
*data
= private_data
;
2169 struct nfs_context
*nfs
= data
->nfs
;
2170 char *str
= data
->continue_data
;
2172 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2174 str
= &str
[strlen(str
) + 1];
2176 if (status
== RPC_STATUS_ERROR
) {
2177 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2178 free_nfs_cb_data(data
);
2181 if (status
== RPC_STATUS_CANCEL
) {
2182 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2183 free_nfs_cb_data(data
);
2188 if (res
->status
!= NFS3_OK
) {
2189 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
));
2190 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2191 free_nfs_cb_data(data
);
2195 data
->cb(0, nfs
, NULL
, data
->private_data
);
2196 free_nfs_cb_data(data
);
2199 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2201 char *str
= data
->continue_data
;
2204 str
= &str
[strlen(str
) + 1];
2206 args
.object
.dir
= data
->fh
;
2207 args
.object
.name
= str
;
2208 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2209 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2210 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2211 free_nfs_cb_data(data
);
2217 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2222 new_path
= strdup(path
);
2223 if (new_path
== NULL
) {
2224 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2228 ptr
= strrchr(new_path
, '/');
2231 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2236 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2237 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2238 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2251 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2254 struct nfs_cb_data
*data
= private_data
;
2255 struct nfs_context
*nfs
= data
->nfs
;
2256 struct nfsfh
*nfsfh
;
2257 char *str
= data
->continue_data
;
2259 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2261 if (status
== RPC_STATUS_ERROR
) {
2262 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2263 free_nfs_cb_data(data
);
2266 if (status
== RPC_STATUS_CANCEL
) {
2267 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2268 free_nfs_cb_data(data
);
2272 str
= &str
[strlen(str
) + 1];
2274 if (res
->status
!= NFS3_OK
) {
2275 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
));
2276 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2281 nfsfh
= malloc(sizeof(struct nfsfh
));
2282 if (nfsfh
== NULL
) {
2283 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2284 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2285 free_nfs_cb_data(data
);
2288 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2290 /* copy the filehandle */
2291 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2292 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2293 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2295 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2296 free_nfs_cb_data(data
);
2301 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2304 struct nfs_cb_data
*data
= private_data
;
2305 struct nfs_context
*nfs
= data
->nfs
;
2306 char *str
= data
->continue_data
;
2309 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2311 if (status
== RPC_STATUS_ERROR
) {
2312 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2313 free_nfs_cb_data(data
);
2316 if (status
== RPC_STATUS_CANCEL
) {
2317 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2318 free_nfs_cb_data(data
);
2322 str
= &str
[strlen(str
) + 1];
2324 if (res
->status
!= NFS3_OK
) {
2325 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
));
2326 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2327 free_nfs_cb_data(data
);
2331 memset(&args
, 0, sizeof(LOOKUP3args
));
2332 args
.what
.dir
= data
->fh
;
2333 args
.what
.name
= str
;
2335 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2336 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2337 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2338 free_nfs_cb_data(data
);
2344 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2346 char *str
= data
->continue_data
;
2349 str
= &str
[strlen(str
) + 1];
2351 memset(&args
, 0, sizeof(CREATE3args
));
2352 args
.where
.dir
= data
->fh
;
2353 args
.where
.name
= str
;
2354 args
.how
.mode
= UNCHECKED
;
2355 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2356 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2358 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2359 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2360 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2361 free_nfs_cb_data(data
);
2367 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2372 new_path
= strdup(path
);
2373 if (new_path
== NULL
) {
2374 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2378 ptr
= strrchr(new_path
, '/');
2380 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2386 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2387 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2388 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2401 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2404 struct nfs_cb_data
*data
= private_data
;
2405 struct nfs_context
*nfs
= data
->nfs
;
2406 char *str
= data
->continue_data
;
2408 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2410 str
= &str
[strlen(str
) + 1];
2412 if (status
== RPC_STATUS_ERROR
) {
2413 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2414 free_nfs_cb_data(data
);
2417 if (status
== RPC_STATUS_CANCEL
) {
2418 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2419 free_nfs_cb_data(data
);
2424 if (res
->status
!= NFS3_OK
) {
2425 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
));
2426 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2427 free_nfs_cb_data(data
);
2431 data
->cb(0, nfs
, NULL
, data
->private_data
);
2432 free_nfs_cb_data(data
);
2435 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2437 char *str
= data
->continue_data
;
2438 struct REMOVE3args args
;
2440 str
= &str
[strlen(str
) + 1];
2442 args
.object
.dir
= data
->fh
;
2443 args
.object
.name
= str
;
2444 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2445 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2446 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2447 free_nfs_cb_data(data
);
2453 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2458 new_path
= strdup(path
);
2459 if (new_path
== NULL
) {
2460 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2464 ptr
= strrchr(new_path
, '/');
2467 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2472 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2473 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2474 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2485 struct mknod_cb_data
{
2492 static void free_mknod_cb_data(void *ptr
)
2494 struct mknod_cb_data
*data
= ptr
;
2500 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2503 struct nfs_cb_data
*data
= private_data
;
2504 struct nfs_context
*nfs
= data
->nfs
;
2505 char *str
= data
->continue_data
;
2507 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2509 str
= &str
[strlen(str
) + 1];
2511 if (status
== RPC_STATUS_ERROR
) {
2512 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2513 free_nfs_cb_data(data
);
2516 if (status
== RPC_STATUS_CANCEL
) {
2517 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2518 free_nfs_cb_data(data
);
2523 if (res
->status
!= NFS3_OK
) {
2524 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
));
2525 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2526 free_nfs_cb_data(data
);
2530 data
->cb(0, nfs
, NULL
, data
->private_data
);
2531 free_nfs_cb_data(data
);
2534 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2536 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2537 char *str
= cb_data
->path
;
2540 str
= &str
[strlen(str
) + 1];
2542 args
.where
.dir
= data
->fh
;
2543 args
.where
.name
= str
;
2544 switch (cb_data
->mode
& S_IFMT
) {
2546 args
.what
.type
= NF3CHR
;
2547 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2548 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
);
2549 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2550 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2553 args
.what
.type
= NF3BLK
;
2554 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2555 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
);
2556 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2557 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2559 args
.what
.type
= NF3SOCK
;
2560 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2561 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
);
2564 args
.what
.type
= NF3FIFO
;
2565 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2566 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
);
2569 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2570 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2571 free_nfs_cb_data(data
);
2575 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2576 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2577 free_nfs_cb_data(data
);
2583 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2586 struct mknod_cb_data
*cb_data
;
2588 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2589 if (cb_data
== NULL
) {
2590 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2594 cb_data
->path
= strdup(path
);
2595 if (cb_data
->path
== NULL
) {
2596 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2601 ptr
= strrchr(cb_data
->path
, '/');
2603 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2604 free_mknod_cb_data(cb_data
);
2609 cb_data
->mode
= mode
;
2610 cb_data
->major
= major(dev
);
2611 cb_data
->minor
= minor(dev
);
2613 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2614 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2615 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2626 /* ReadDirPlus Emulation Callback data */
2627 struct rdpe_cb_data
{
2630 struct nfs_cb_data
*data
;
2633 /* ReadDirPlus Emulation LOOKUP Callback data */
2634 struct rdpe_lookup_cb_data
{
2635 struct rdpe_cb_data
*rdpe_cb_data
;
2636 struct nfsdirent
*nfsdirent
;
2639 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2640 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2642 LOOKUP3res
*res
= command_data
;
2643 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2644 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2645 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2646 struct nfsdir
*nfsdir
= data
->continue_data
;
2647 struct nfs_context
*nfs
= data
->nfs
;
2648 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2650 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2652 free(rdpe_lookup_cb_data
);
2654 rdpe_cb_data
->getattrcount
--;
2656 if (status
== RPC_STATUS_ERROR
) {
2657 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2659 if (status
== RPC_STATUS_CANCEL
) {
2660 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2662 if (status
== RPC_STATUS_SUCCESS
&& res
->status
!= NFS3_OK
) {
2663 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2665 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2666 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2667 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2669 nfsdirent
->type
= attributes
->type
;
2670 nfsdirent
->mode
= attributes
->mode
;
2671 nfsdirent
->size
= attributes
->size
;
2673 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2674 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2675 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2676 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2677 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2678 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2679 nfsdirent
->uid
= attributes
->uid
;
2680 nfsdirent
->gid
= attributes
->gid
;
2684 if (rdpe_cb_data
->getattrcount
== 0) {
2685 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2686 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2687 nfs_free_nfsdir(nfsdir
);
2689 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2693 data
->continue_data
= NULL
;
2694 free_nfs_cb_data(data
);
2698 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2700 READDIR3res
*res
= command_data
;
2701 struct nfs_cb_data
*data
= private_data
;
2702 struct nfs_context
*nfs
= data
->nfs
;
2703 struct nfsdir
*nfsdir
= data
->continue_data
;
2704 struct nfsdirent
*nfsdirent
;
2705 struct entry3
*entry
;
2706 uint64_t cookie
= 0;
2707 struct rdpe_cb_data
*rdpe_cb_data
;
2709 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2711 if (status
== RPC_STATUS_ERROR
) {
2712 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2713 nfs_free_nfsdir(nfsdir
);
2714 data
->continue_data
= NULL
;
2715 free_nfs_cb_data(data
);
2719 if (status
== RPC_STATUS_CANCEL
) {
2720 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2721 nfs_free_nfsdir(nfsdir
);
2722 data
->continue_data
= NULL
;
2723 free_nfs_cb_data(data
);
2727 if (res
->status
!= NFS3_OK
) {
2728 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
));
2729 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2730 nfs_free_nfsdir(nfsdir
);
2731 data
->continue_data
= NULL
;
2732 free_nfs_cb_data(data
);
2736 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2737 while (entry
!= NULL
) {
2738 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2739 if (nfsdirent
== NULL
) {
2740 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2741 nfs_free_nfsdir(nfsdir
);
2742 data
->continue_data
= NULL
;
2743 free_nfs_cb_data(data
);
2746 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2747 nfsdirent
->name
= strdup(entry
->name
);
2748 if (nfsdirent
->name
== NULL
) {
2749 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2751 nfs_free_nfsdir(nfsdir
);
2752 data
->continue_data
= NULL
;
2753 free_nfs_cb_data(data
);
2756 nfsdirent
->inode
= entry
->fileid
;
2758 nfsdirent
->next
= nfsdir
->entries
;
2759 nfsdir
->entries
= nfsdirent
;
2761 cookie
= entry
->cookie
;
2762 entry
= entry
->nextentry
;
2765 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2768 args
.dir
= data
->fh
;
2769 args
.cookie
= cookie
;
2770 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2773 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2774 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2775 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2776 nfs_free_nfsdir(nfsdir
);
2777 data
->continue_data
= NULL
;
2778 free_nfs_cb_data(data
);
2784 /* steal the dirhandle */
2785 nfsdir
->current
= nfsdir
->entries
;
2787 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2788 rdpe_cb_data
->getattrcount
= 0;
2789 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2790 rdpe_cb_data
->data
= data
;
2791 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2792 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2795 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2796 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2797 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2799 memset(&args
, 0, sizeof(LOOKUP3args
));
2800 args
.what
.dir
= data
->fh
;
2801 args
.what
.name
= nfsdirent
->name
;
2803 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2804 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2806 /* if we have already commands in flight, we cant just stop, we have to wait for the
2807 * commands in flight to complete
2809 if (rdpe_cb_data
->getattrcount
> 0) {
2810 nfs_free_nfsdir(nfsdir
);
2811 data
->continue_data
= NULL
;
2812 free_nfs_cb_data(data
);
2813 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2814 free(rdpe_lookup_cb_data
);
2818 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2819 nfs_free_nfsdir(nfsdir
);
2820 data
->continue_data
= NULL
;
2821 free_nfs_cb_data(data
);
2822 free(rdpe_lookup_cb_data
);
2826 rdpe_cb_data
->getattrcount
++;
2830 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2832 READDIRPLUS3res
*res
= command_data
;
2833 struct nfs_cb_data
*data
= private_data
;
2834 struct nfs_context
*nfs
= data
->nfs
;
2835 struct nfsdir
*nfsdir
= data
->continue_data
;
2836 struct entryplus3
*entry
;
2837 uint64_t cookie
= 0;
2839 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2841 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2844 args
.dir
= data
->fh
;
2845 args
.cookie
= cookie
;
2846 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2849 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2850 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2851 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2852 nfs_free_nfsdir(nfsdir
);
2853 data
->continue_data
= NULL
;
2854 free_nfs_cb_data(data
);
2860 if (status
== RPC_STATUS_CANCEL
) {
2861 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2862 nfs_free_nfsdir(nfsdir
);
2863 data
->continue_data
= NULL
;
2864 free_nfs_cb_data(data
);
2868 if (res
->status
!= NFS3_OK
) {
2869 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
));
2870 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2871 nfs_free_nfsdir(nfsdir
);
2872 data
->continue_data
= NULL
;
2873 free_nfs_cb_data(data
);
2877 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2878 while (entry
!= NULL
) {
2879 struct nfsdirent
*nfsdirent
;
2881 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2882 if (nfsdirent
== NULL
) {
2883 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2884 nfs_free_nfsdir(nfsdir
);
2885 data
->continue_data
= NULL
;
2886 free_nfs_cb_data(data
);
2889 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2890 nfsdirent
->name
= strdup(entry
->name
);
2891 if (nfsdirent
->name
== NULL
) {
2892 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2894 nfs_free_nfsdir(nfsdir
);
2895 data
->continue_data
= NULL
;
2896 free_nfs_cb_data(data
);
2899 nfsdirent
->inode
= entry
->fileid
;
2900 if (entry
->name_attributes
.attributes_follow
) {
2901 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2902 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2903 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2905 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2906 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2907 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2908 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2909 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2910 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2911 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2912 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
2915 nfsdirent
->next
= nfsdir
->entries
;
2916 nfsdir
->entries
= nfsdirent
;
2918 cookie
= entry
->cookie
;
2919 entry
= entry
->nextentry
;
2922 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
2923 READDIRPLUS3args args
;
2925 args
.dir
= data
->fh
;
2926 args
.cookie
= cookie
;
2927 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2928 args
.dircount
= 8192;
2929 args
.maxcount
= 8192;
2931 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2932 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2933 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2934 nfs_free_nfsdir(nfsdir
);
2935 data
->continue_data
= NULL
;
2936 free_nfs_cb_data(data
);
2942 /* steal the dirhandle */
2943 data
->continue_data
= NULL
;
2944 nfsdir
->current
= nfsdir
->entries
;
2946 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2947 free_nfs_cb_data(data
);
2950 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2952 READDIRPLUS3args args
;
2954 args
.dir
= data
->fh
;
2956 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2957 args
.dircount
= 8192;
2958 args
.maxcount
= 8192;
2959 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
2960 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
2961 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2962 free_nfs_cb_data(data
);
2968 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2970 struct nfsdir
*nfsdir
;
2972 nfsdir
= malloc(sizeof(struct nfsdir
));
2973 if (nfsdir
== NULL
) {
2974 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
2977 memset(nfsdir
, 0, sizeof(struct nfsdir
));
2979 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
2980 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2988 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
2990 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
2992 if (nfsdir
->current
!= NULL
) {
2993 nfsdir
->current
= nfsdir
->current
->next
;
3002 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3004 nfs_free_nfsdir(nfsdir
);
3011 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3022 struct lseek_cb_data
{
3023 struct nfs_context
*nfs
;
3024 struct nfsfh
*nfsfh
;
3030 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3033 struct lseek_cb_data
*data
= private_data
;
3034 struct nfs_context
*nfs
= data
->nfs
;
3036 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3038 if (status
== RPC_STATUS_ERROR
) {
3039 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3043 if (status
== RPC_STATUS_CANCEL
) {
3044 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3050 if (res
->status
!= NFS3_OK
) {
3051 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3052 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3057 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3058 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3062 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3064 struct lseek_cb_data
*data
;
3065 struct GETATTR3args args
;
3067 if (whence
== SEEK_SET
) {
3068 nfsfh
->offset
= offset
;
3069 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3072 if (whence
== SEEK_CUR
) {
3073 nfsfh
->offset
+= offset
;
3074 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3078 data
= malloc(sizeof(struct lseek_cb_data
));
3080 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3085 data
->nfsfh
= nfsfh
;
3086 data
->offset
= offset
;
3088 data
->private_data
= private_data
;
3090 memset(&args
, 0, sizeof(GETATTR3args
));
3091 args
.object
= nfsfh
->fh
;
3093 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3094 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3107 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3110 struct nfs_cb_data
*data
= private_data
;
3111 struct nfs_context
*nfs
= data
->nfs
;
3112 struct statvfs svfs
;
3114 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3116 if (status
== RPC_STATUS_ERROR
) {
3117 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3118 free_nfs_cb_data(data
);
3121 if (status
== RPC_STATUS_CANCEL
) {
3122 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3123 free_nfs_cb_data(data
);
3128 if (res
->status
!= NFS3_OK
) {
3129 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
));
3130 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3131 free_nfs_cb_data(data
);
3135 svfs
.f_bsize
= 4096;
3136 svfs
.f_frsize
= 4096;
3137 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3138 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3139 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3140 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3141 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3142 #if !defined(ANDROID)
3143 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3146 svfs
.f_namemax
= 256;
3149 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3150 free_nfs_cb_data(data
);
3153 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3157 args
.fsroot
= data
->fh
;
3158 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3159 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3160 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3161 free_nfs_cb_data(data
);
3167 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3169 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3170 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3183 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3186 struct nfs_cb_data
*data
= private_data
;
3187 struct nfs_context
*nfs
= data
->nfs
;
3189 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3191 if (status
== RPC_STATUS_ERROR
) {
3192 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3193 free_nfs_cb_data(data
);
3196 if (status
== RPC_STATUS_CANCEL
) {
3197 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3198 free_nfs_cb_data(data
);
3203 if (res
->status
!= NFS3_OK
) {
3204 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
));
3205 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3206 free_nfs_cb_data(data
);
3211 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3212 free_nfs_cb_data(data
);
3215 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3219 args
.symlink
= data
->fh
;
3221 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3222 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3223 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3224 free_nfs_cb_data(data
);
3230 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3232 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3233 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3246 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3248 struct nfs_cb_data
*data
= private_data
;
3249 struct nfs_context
*nfs
= data
->nfs
;
3252 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3254 if (status
== RPC_STATUS_ERROR
) {
3255 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3256 free_nfs_cb_data(data
);
3259 if (status
== RPC_STATUS_CANCEL
) {
3260 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3261 free_nfs_cb_data(data
);
3266 if (res
->status
!= NFS3_OK
) {
3267 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3268 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3269 free_nfs_cb_data(data
);
3273 data
->cb(0, nfs
, NULL
, data
->private_data
);
3274 free_nfs_cb_data(data
);
3277 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3281 memset(&args
, 0, sizeof(SETATTR3args
));
3282 args
.object
= data
->fh
;
3283 args
.new_attributes
.mode
.set_it
= 1;
3284 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3286 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3287 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3288 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3289 free_nfs_cb_data(data
);
3296 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3298 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3299 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3309 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3311 struct nfs_cb_data
*data
;
3313 data
= malloc(sizeof(struct nfs_cb_data
));
3315 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3318 memset(data
, 0, sizeof(struct nfs_cb_data
));
3321 data
->private_data
= private_data
;
3322 data
->continue_int
= mode
;
3323 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3324 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3325 if (data
->fh
.data
.data_val
== NULL
) {
3326 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3327 free_nfs_cb_data(data
);
3330 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3332 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3344 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3346 struct nfs_cb_data
*data
= private_data
;
3347 struct nfs_context
*nfs
= data
->nfs
;
3350 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3352 if (status
== RPC_STATUS_ERROR
) {
3353 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3354 free_nfs_cb_data(data
);
3357 if (status
== RPC_STATUS_CANCEL
) {
3358 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3359 free_nfs_cb_data(data
);
3364 if (res
->status
!= NFS3_OK
) {
3365 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3366 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3367 free_nfs_cb_data(data
);
3371 data
->cb(0, nfs
, NULL
, data
->private_data
);
3372 free_nfs_cb_data(data
);
3375 struct nfs_chown_data
{
3380 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3383 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3385 memset(&args
, 0, sizeof(SETATTR3args
));
3386 args
.object
= data
->fh
;
3387 if (chown_data
->uid
!= (uid_t
)-1) {
3388 args
.new_attributes
.uid
.set_it
= 1;
3389 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3391 if (chown_data
->gid
!= (gid_t
)-1) {
3392 args
.new_attributes
.gid
.set_it
= 1;
3393 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3396 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3397 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3398 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3399 free_nfs_cb_data(data
);
3406 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3408 struct nfs_chown_data
*chown_data
;
3410 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3411 if (chown_data
== NULL
) {
3412 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3416 chown_data
->uid
= uid
;
3417 chown_data
->gid
= gid
;
3419 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3420 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3431 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3433 struct nfs_cb_data
*data
;
3434 struct nfs_chown_data
*chown_data
;
3436 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3437 if (chown_data
== NULL
) {
3438 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3442 chown_data
->uid
= uid
;
3443 chown_data
->gid
= gid
;
3445 data
= malloc(sizeof(struct nfs_cb_data
));
3447 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3451 memset(data
, 0, sizeof(struct nfs_cb_data
));
3454 data
->private_data
= private_data
;
3455 data
->continue_data
= chown_data
;
3456 data
->free_continue_data
= free
;
3457 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3458 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3459 if (data
->fh
.data
.data_val
== NULL
) {
3460 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3461 free_nfs_cb_data(data
);
3464 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3466 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3480 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3482 struct nfs_cb_data
*data
= private_data
;
3483 struct nfs_context
*nfs
= data
->nfs
;
3486 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3488 if (status
== RPC_STATUS_ERROR
) {
3489 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3490 free_nfs_cb_data(data
);
3493 if (status
== RPC_STATUS_CANCEL
) {
3494 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3495 free_nfs_cb_data(data
);
3500 if (res
->status
!= NFS3_OK
) {
3501 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3502 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3503 free_nfs_cb_data(data
);
3507 data
->cb(0, nfs
, NULL
, data
->private_data
);
3508 free_nfs_cb_data(data
);
3511 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3514 struct timeval
*utimes_data
= data
->continue_data
;
3516 memset(&args
, 0, sizeof(SETATTR3args
));
3517 args
.object
= data
->fh
;
3518 if (utimes_data
!= NULL
) {
3519 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3520 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3521 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3522 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3523 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3524 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3526 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3527 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3530 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3531 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3532 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3533 free_nfs_cb_data(data
);
3540 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3542 struct timeval
*new_times
= NULL
;
3544 if (times
!= NULL
) {
3545 new_times
= malloc(sizeof(struct timeval
)*2);
3546 if (new_times
== NULL
) {
3547 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3551 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3554 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3555 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3565 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3567 struct timeval
*new_times
= NULL
;
3569 if (times
!= NULL
) {
3570 new_times
= malloc(sizeof(struct timeval
)*2);
3571 if (new_times
== NULL
) {
3572 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3576 new_times
[0].tv_sec
= times
->actime
;
3577 new_times
[0].tv_usec
= 0;
3578 new_times
[1].tv_sec
= times
->modtime
;
3579 new_times
[1].tv_usec
= 0;
3582 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3583 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3594 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3597 struct nfs_cb_data
*data
= private_data
;
3598 struct nfs_context
*nfs
= data
->nfs
;
3599 unsigned int nfsmode
= 0;
3601 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3603 if (status
== RPC_STATUS_ERROR
) {
3604 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3605 free_nfs_cb_data(data
);
3608 if (status
== RPC_STATUS_CANCEL
) {
3609 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3610 free_nfs_cb_data(data
);
3615 if (res
->status
!= NFS3_OK
) {
3616 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
));
3617 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3618 free_nfs_cb_data(data
);
3622 if (data
->continue_int
& R_OK
) {
3623 nfsmode
|= ACCESS3_READ
;
3625 if (data
->continue_int
& W_OK
) {
3626 nfsmode
|= ACCESS3_MODIFY
;
3628 if (data
->continue_int
& X_OK
) {
3629 nfsmode
|= ACCESS3_EXECUTE
;
3632 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3633 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3634 nfsmode
&ACCESS3_READ
?'r':'-',
3635 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3636 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3637 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3638 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3639 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3640 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3641 free_nfs_cb_data(data
);
3645 data
->cb(0, nfs
, NULL
, data
->private_data
);
3646 free_nfs_cb_data(data
);
3649 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3654 if (data
->continue_int
& R_OK
) {
3655 nfsmode
|= ACCESS3_READ
;
3657 if (data
->continue_int
& W_OK
) {
3658 nfsmode
|= ACCESS3_MODIFY
;
3660 if (data
->continue_int
& X_OK
) {
3661 nfsmode
|= ACCESS3_EXECUTE
;
3664 memset(&args
, 0, sizeof(ACCESS3args
));
3665 args
.object
= data
->fh
;
3666 args
.access
= nfsmode
;
3668 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3669 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3670 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3671 free_nfs_cb_data(data
);
3677 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3679 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3680 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3692 struct nfs_symlink_data
{
3694 char *newpathparent
;
3695 char *newpathobject
;
3698 static void free_nfs_symlink_data(void *mem
)
3700 struct nfs_symlink_data
*data
= mem
;
3702 if (data
->oldpath
!= NULL
) {
3703 free(data
->oldpath
);
3705 if (data
->newpathparent
!= NULL
) {
3706 free(data
->newpathparent
);
3708 if (data
->newpathobject
!= NULL
) {
3709 free(data
->newpathobject
);
3714 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3717 struct nfs_cb_data
*data
= private_data
;
3718 struct nfs_context
*nfs
= data
->nfs
;
3719 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3721 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3723 if (status
== RPC_STATUS_ERROR
) {
3724 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3725 free_nfs_cb_data(data
);
3728 if (status
== RPC_STATUS_CANCEL
) {
3729 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3730 free_nfs_cb_data(data
);
3735 if (res
->status
!= NFS3_OK
) {
3736 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
));
3737 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3738 free_nfs_cb_data(data
);
3742 data
->cb(0, nfs
, NULL
, data
->private_data
);
3743 free_nfs_cb_data(data
);
3746 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3748 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3751 memset(&args
, 0, sizeof(SYMLINK3args
));
3752 args
.where
.dir
= data
->fh
;
3753 args
.where
.name
= symlink_data
->newpathobject
;
3754 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3755 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
;
3756 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3758 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3759 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3760 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3761 free_nfs_cb_data(data
);
3767 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3770 struct nfs_symlink_data
*symlink_data
;
3772 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3773 if (symlink_data
== NULL
) {
3774 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3777 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3779 symlink_data
->oldpath
= strdup(oldpath
);
3780 if (symlink_data
->oldpath
== NULL
) {
3781 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3782 free_nfs_symlink_data(symlink_data
);
3786 symlink_data
->newpathparent
= strdup(newpath
);
3787 if (symlink_data
->newpathparent
== NULL
) {
3788 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3789 free_nfs_symlink_data(symlink_data
);
3793 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3795 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3796 free_nfs_symlink_data(symlink_data
);
3802 symlink_data
->newpathobject
= strdup(ptr
);
3803 if (symlink_data
->newpathobject
== NULL
) {
3804 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3805 free_nfs_symlink_data(symlink_data
);
3809 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3810 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3822 struct nfs_rename_data
{
3825 struct nfs_fh3 olddir
;
3828 struct nfs_fh3 newdir
;
3831 static void free_nfs_rename_data(void *mem
)
3833 struct nfs_rename_data
*data
= mem
;
3835 if (data
->oldpath
!= NULL
) {
3836 free(data
->oldpath
);
3838 if (data
->olddir
.data
.data_val
!= NULL
) {
3839 free(data
->olddir
.data
.data_val
);
3841 if (data
->newpath
!= NULL
) {
3842 free(data
->newpath
);
3844 if (data
->newdir
.data
.data_val
!= NULL
) {
3845 free(data
->newdir
.data
.data_val
);
3850 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3853 struct nfs_cb_data
*data
= private_data
;
3854 struct nfs_context
*nfs
= data
->nfs
;
3855 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3857 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3859 if (status
== RPC_STATUS_ERROR
) {
3860 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3861 free_nfs_cb_data(data
);
3864 if (status
== RPC_STATUS_CANCEL
) {
3865 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3866 free_nfs_cb_data(data
);
3871 if (res
->status
!= NFS3_OK
) {
3872 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
));
3873 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3874 free_nfs_cb_data(data
);
3878 data
->cb(0, nfs
, NULL
, data
->private_data
);
3879 free_nfs_cb_data(data
);
3882 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3884 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3887 /* steal the filehandle */
3888 rename_data
->newdir
= data
->fh
;
3889 data
->fh
.data
.data_val
= NULL
;
3891 args
.from
.dir
= rename_data
->olddir
;
3892 args
.from
.name
= rename_data
->oldobject
;
3893 args
.to
.dir
= rename_data
->newdir
;
3894 args
.to
.name
= rename_data
->newobject
;
3895 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3896 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3897 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3898 free_nfs_cb_data(data
);
3905 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3907 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3908 char* newpath
= strdup(rename_data
->newpath
);
3910 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
3911 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3912 free_nfs_cb_data(data
);
3916 /* steal the filehandle */
3917 rename_data
->olddir
= data
->fh
;
3918 data
->fh
.data
.data_val
= NULL
;
3920 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) {
3921 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
3922 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3923 free_nfs_cb_data(data
);
3927 data
->continue_data
= NULL
;
3928 free_nfs_cb_data(data
);
3935 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3938 struct nfs_rename_data
*rename_data
;
3940 rename_data
= malloc(sizeof(struct nfs_rename_data
));
3941 if (rename_data
== NULL
) {
3942 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
3945 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
3947 rename_data
->oldpath
= strdup(oldpath
);
3948 if (rename_data
->oldpath
== NULL
) {
3949 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3950 free_nfs_rename_data(rename_data
);
3953 ptr
= strrchr(rename_data
->oldpath
, '/');
3955 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3956 free_nfs_rename_data(rename_data
);
3961 rename_data
->oldobject
= ptr
;
3964 rename_data
->newpath
= strdup(newpath
);
3965 if (rename_data
->newpath
== NULL
) {
3966 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
3967 free_nfs_rename_data(rename_data
);
3970 ptr
= strrchr(rename_data
->newpath
, '/');
3972 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
3973 free_nfs_rename_data(rename_data
);
3978 rename_data
->newobject
= ptr
;
3981 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
3982 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3993 struct nfs_link_data
{
3995 struct nfs_fh3 oldfh
;
3998 struct nfs_fh3 newdir
;
4001 static void free_nfs_link_data(void *mem
)
4003 struct nfs_link_data
*data
= mem
;
4005 if (data
->oldpath
!= NULL
) {
4006 free(data
->oldpath
);
4008 if (data
->oldfh
.data
.data_val
!= NULL
) {
4009 free(data
->oldfh
.data
.data_val
);
4011 if (data
->newpath
!= NULL
) {
4012 free(data
->newpath
);
4014 if (data
->newdir
.data
.data_val
!= NULL
) {
4015 free(data
->newdir
.data
.data_val
);
4020 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4023 struct nfs_cb_data
*data
= private_data
;
4024 struct nfs_context
*nfs
= data
->nfs
;
4025 struct nfs_link_data
*link_data
= data
->continue_data
;
4027 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4029 if (status
== RPC_STATUS_ERROR
) {
4030 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4031 free_nfs_cb_data(data
);
4034 if (status
== RPC_STATUS_CANCEL
) {
4035 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4036 free_nfs_cb_data(data
);
4041 if (res
->status
!= NFS3_OK
) {
4042 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
));
4043 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4044 free_nfs_cb_data(data
);
4048 data
->cb(0, nfs
, NULL
, data
->private_data
);
4049 free_nfs_cb_data(data
);
4052 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4054 struct nfs_link_data
*link_data
= data
->continue_data
;
4057 /* steal the filehandle */
4058 link_data
->newdir
= data
->fh
;
4059 data
->fh
.data
.data_val
= NULL
;
4061 memset(&args
, 0, sizeof(LINK3args
));
4062 args
.file
= link_data
->oldfh
;
4063 args
.link
.dir
= link_data
->newdir
;
4064 args
.link
.name
= link_data
->newobject
;
4065 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4066 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4067 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4068 free_nfs_cb_data(data
);
4075 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4077 struct nfs_link_data
*link_data
= data
->continue_data
;
4079 /* steal the filehandle */
4080 link_data
->oldfh
= data
->fh
;
4081 data
->fh
.data
.data_val
= NULL
;
4083 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) {
4084 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4085 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4086 free_nfs_cb_data(data
);
4089 data
->continue_data
= NULL
;
4090 free_nfs_cb_data(data
);
4096 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4099 struct nfs_link_data
*link_data
;
4101 link_data
= malloc(sizeof(struct nfs_link_data
));
4102 if (link_data
== NULL
) {
4103 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4106 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4108 link_data
->oldpath
= strdup(oldpath
);
4109 if (link_data
->oldpath
== NULL
) {
4110 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4111 free_nfs_link_data(link_data
);
4115 link_data
->newpath
= strdup(newpath
);
4116 if (link_data
->newpath
== NULL
) {
4117 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4118 free_nfs_link_data(link_data
);
4121 ptr
= strrchr(link_data
->newpath
, '/');
4123 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4124 free_nfs_link_data(link_data
);
4129 link_data
->newobject
= ptr
;
4132 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4133 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4141 //qqq replace later with lseek()
4142 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4144 return nfsfh
->offset
;
4150 * Get the maximum supported READ3 size by the server
4152 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4154 return nfs
->readmax
;
4158 * Get the maximum supported WRITE3 size by the server
4160 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4162 return nfs
->writemax
;
4165 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4166 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4169 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4170 rpc_set_uid(nfs
->rpc
, uid
);
4173 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4174 rpc_set_gid(nfs
->rpc
, gid
);
4177 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4182 va_start(ap
, error_string
);
4184 vsnprintf(str
, 1024, error_string
, ap
);
4185 if (nfs
->rpc
->error_string
!= NULL
) {
4186 free(nfs
->rpc
->error_string
);
4188 nfs
->rpc
->error_string
= str
;
4194 struct mount_cb_data
{
4200 static void free_mount_cb_data(struct mount_cb_data
*data
)
4202 if (data
->server
!= NULL
) {
4204 data
->server
= NULL
;
4210 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4212 struct mount_cb_data
*data
= private_data
;
4214 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4216 if (status
== RPC_STATUS_ERROR
) {
4217 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4218 free_mount_cb_data(data
);
4221 if (status
== RPC_STATUS_CANCEL
) {
4222 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4223 free_mount_cb_data(data
);
4227 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4228 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4229 rpc_set_error(rpc
, "Failed to disconnect\n");
4231 free_mount_cb_data(data
);
4234 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4236 struct mount_cb_data
*data
= private_data
;
4238 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4240 /* Dont want any more callbacks even if the socket is closed */
4241 rpc
->connect_cb
= NULL
;
4243 if (status
== RPC_STATUS_ERROR
) {
4244 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4245 free_mount_cb_data(data
);
4248 if (status
== RPC_STATUS_CANCEL
) {
4249 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4250 free_mount_cb_data(data
);
4254 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4255 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4256 free_mount_cb_data(data
);
4261 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4263 struct mount_cb_data
*data
= private_data
;
4264 uint32_t mount_port
;
4266 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4268 if (status
== RPC_STATUS_ERROR
) {
4269 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4270 free_mount_cb_data(data
);
4273 if (status
== RPC_STATUS_CANCEL
) {
4274 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4275 free_mount_cb_data(data
);
4279 mount_port
= *(uint32_t *)command_data
;
4280 if (mount_port
== 0) {
4281 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4282 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4283 free_mount_cb_data(data
);
4287 rpc_disconnect(rpc
, "normal disconnect");
4288 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4289 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4290 free_mount_cb_data(data
);
4295 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4297 struct mount_cb_data
*data
= private_data
;
4299 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4301 if (status
== RPC_STATUS_ERROR
) {
4302 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4303 free_mount_cb_data(data
);
4306 if (status
== RPC_STATUS_CANCEL
) {
4307 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4308 free_mount_cb_data(data
);
4312 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4313 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4314 free_mount_cb_data(data
);
4319 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4321 struct mount_cb_data
*data
= private_data
;
4323 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4325 /* Dont want any more callbacks even if the socket is closed */
4326 rpc
->connect_cb
= NULL
;
4328 if (status
== RPC_STATUS_ERROR
) {
4329 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4330 free_mount_cb_data(data
);
4333 if (status
== RPC_STATUS_CANCEL
) {
4334 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4335 free_mount_cb_data(data
);
4339 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4340 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4341 free_mount_cb_data(data
);
4346 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4348 struct mount_cb_data
*data
;
4350 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4352 data
= malloc(sizeof(struct mount_cb_data
));
4356 memset(data
, 0, sizeof(struct mount_cb_data
));
4358 data
->private_data
= private_data
;
4359 data
->server
= strdup(server
);
4360 if (data
->server
== NULL
) {
4361 free_mount_cb_data(data
);
4364 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4365 free_mount_cb_data(data
);
4372 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4374 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4378 const char *nfs_get_server(struct nfs_context
*nfs
) {
4382 const char *nfs_get_export(struct nfs_context
*nfs
) {
4386 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4387 return &nfs
->rootfh
;
4390 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {