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");
1234 * Async nfs_stat64()
1236 static void nfs_stat64_1_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 nfs_stat_64 st
;
1243 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1245 if (status
== RPC_STATUS_ERROR
) {
1246 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1247 free_nfs_cb_data(data
);
1250 if (status
== RPC_STATUS_CANCEL
) {
1251 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1252 free_nfs_cb_data(data
);
1257 if (res
->status
!= NFS3_OK
) {
1258 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
));
1259 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1260 free_nfs_cb_data(data
);
1265 st
.nfs_ino
= res
->GETATTR3res_u
.resok
.obj_attributes
.fileid
;
1266 st
.nfs_mode
= res
->GETATTR3res_u
.resok
.obj_attributes
.mode
;
1267 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3DIR
) {
1268 st
.nfs_mode
|= S_IFDIR
;
1270 if (res
->GETATTR3res_u
.resok
.obj_attributes
.type
== NF3REG
) {
1271 st
.nfs_mode
|= S_IFREG
;
1273 st
.nfs_nlink
= res
->GETATTR3res_u
.resok
.obj_attributes
.nlink
;
1274 st
.nfs_uid
= res
->GETATTR3res_u
.resok
.obj_attributes
.uid
;
1275 st
.nfs_gid
= res
->GETATTR3res_u
.resok
.obj_attributes
.gid
;
1277 st
.nfs_size
= res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
1278 st
.nfs_atime
= res
->GETATTR3res_u
.resok
.obj_attributes
.atime
.seconds
;
1279 st
.nfs_mtime
= res
->GETATTR3res_u
.resok
.obj_attributes
.mtime
.seconds
;
1280 st
.nfs_ctime
= res
->GETATTR3res_u
.resok
.obj_attributes
.ctime
.seconds
;
1282 data
->cb(0, nfs
, &st
, data
->private_data
);
1283 free_nfs_cb_data(data
);
1286 static int nfs_stat64_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1288 struct GETATTR3args args
;
1290 memset(&args
, 0, sizeof(GETATTR3args
));
1291 args
.object
= data
->fh
;
1293 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat64_1_cb
, &args
, data
) != 0) {
1294 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1295 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1296 free_nfs_cb_data(data
);
1302 int nfs_stat64_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1304 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_stat64_continue_internal
, NULL
, NULL
, 0) != 0) {
1305 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1315 static void nfs_open_trunc_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1317 struct nfs_cb_data
*data
= private_data
;
1318 struct nfs_context
*nfs
= data
->nfs
;
1319 struct nfsfh
*nfsfh
;
1322 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1324 if (status
== RPC_STATUS_ERROR
) {
1325 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1326 free_nfs_cb_data(data
);
1329 if (status
== RPC_STATUS_CANCEL
) {
1330 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1331 free_nfs_cb_data(data
);
1336 if (res
->status
!= NFS3_OK
) {
1337 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1338 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1339 free_nfs_cb_data(data
);
1343 nfsfh
= malloc(sizeof(struct nfsfh
));
1344 if (nfsfh
== NULL
) {
1345 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1346 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1347 free_nfs_cb_data(data
);
1350 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1352 if (data
->continue_int
& O_SYNC
) {
1356 /* steal the filehandle */
1357 nfsfh
->fh
= data
->fh
;
1358 data
->fh
.data
.data_val
= NULL
;
1360 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1361 free_nfs_cb_data(data
);
1364 static void nfs_open_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1367 struct nfs_cb_data
*data
= private_data
;
1368 struct nfs_context
*nfs
= data
->nfs
;
1369 struct nfsfh
*nfsfh
;
1370 unsigned int nfsmode
= 0;
1372 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1374 if (status
== RPC_STATUS_ERROR
) {
1375 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1376 free_nfs_cb_data(data
);
1379 if (status
== RPC_STATUS_CANCEL
) {
1380 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1381 free_nfs_cb_data(data
);
1386 if (res
->status
!= NFS3_OK
) {
1387 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
));
1388 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1389 free_nfs_cb_data(data
);
1393 if (data
->continue_int
& O_WRONLY
) {
1394 nfsmode
|= ACCESS3_MODIFY
;
1396 if (data
->continue_int
& O_RDWR
) {
1397 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1399 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1400 nfsmode
|= ACCESS3_READ
;
1404 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
1405 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
1406 nfsmode
&ACCESS3_READ
?'r':'-',
1407 nfsmode
&ACCESS3_MODIFY
?'w':'-',
1408 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
1409 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
1410 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
1411 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
1412 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1413 free_nfs_cb_data(data
);
1417 /* Try to truncate it if we were requested to */
1418 if ((data
->continue_int
& O_TRUNC
) &&
1419 (data
->continue_int
& (O_RDWR
|O_WRONLY
))) {
1422 memset(&args
, 0, sizeof(SETATTR3args
));
1423 args
.object
= data
->fh
;
1424 args
.new_attributes
.size
.set_it
= 1;
1425 args
.new_attributes
.size
.set_size3_u
.size
= 0;
1427 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_open_trunc_cb
, &args
,
1429 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send "
1430 "SETATTR call for %s", data
->path
);
1431 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1432 data
->private_data
);
1433 free_nfs_cb_data(data
);
1439 nfsfh
= malloc(sizeof(struct nfsfh
));
1440 if (nfsfh
== NULL
) {
1441 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
1442 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1443 free_nfs_cb_data(data
);
1446 memset(nfsfh
, 0, sizeof(struct nfsfh
));
1448 if (data
->continue_int
& O_SYNC
) {
1452 /* steal the filehandle */
1453 nfsfh
->fh
= data
->fh
;
1454 data
->fh
.data
.data_val
= NULL
;
1456 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
1457 free_nfs_cb_data(data
);
1460 static int nfs_open_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1465 if (data
->continue_int
& O_WRONLY
) {
1466 nfsmode
|= ACCESS3_MODIFY
;
1468 if (data
->continue_int
& O_RDWR
) {
1469 nfsmode
|= ACCESS3_READ
|ACCESS3_MODIFY
;
1471 if (!(data
->continue_int
& (O_WRONLY
|O_RDWR
))) {
1472 nfsmode
|= ACCESS3_READ
;
1475 memset(&args
, 0, sizeof(ACCESS3args
));
1476 args
.object
= data
->fh
;
1477 args
.access
= nfsmode
;
1479 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_open_cb
, &args
, data
) != 0) {
1480 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS "
1481 "call for %s", data
->path
);
1482 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
1483 data
->private_data
);
1484 free_nfs_cb_data(data
);
1490 int nfs_open_async(struct nfs_context
*nfs
, const char *path
, int flags
, nfs_cb cb
, void *private_data
)
1492 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_open_continue_internal
, NULL
, NULL
, flags
) != 0) {
1493 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1504 static int nfs_chdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
1506 /* steal saved_path */
1508 nfs
->cwd
= data
->saved_path
;
1509 data
->saved_path
= NULL
;
1511 data
->cb(0, nfs
, NULL
, data
->private_data
);
1512 free_nfs_cb_data(data
);
1517 int nfs_chdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
1519 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chdir_continue_internal
, NULL
, NULL
, 0) != 0) {
1520 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
1531 static void nfs_pread_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1533 struct nfs_cb_data
*data
= private_data
;
1534 struct nfs_context
*nfs
= data
->nfs
;
1537 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1539 if (status
== RPC_STATUS_ERROR
) {
1540 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1541 free_nfs_cb_data(data
);
1544 if (status
== RPC_STATUS_CANCEL
) {
1545 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1546 free_nfs_cb_data(data
);
1551 if (res
->status
!= NFS3_OK
) {
1552 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1553 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1554 free_nfs_cb_data(data
);
1558 data
->nfsfh
->offset
+= res
->READ3res_u
.resok
.count
;
1559 data
->cb(res
->READ3res_u
.resok
.count
, nfs
, res
->READ3res_u
.resok
.data
.data_val
, data
->private_data
);
1560 free_nfs_cb_data(data
);
1563 static void nfs_fill_READ3args(READ3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
)
1565 memset(args
, 0, sizeof(READ3args
));
1566 args
->file
= fh
->fh
;
1567 args
->offset
= offset
;
1568 args
->count
= count
;
1571 static void nfs_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1573 struct nfs_mcb_data
*mdata
= private_data
;
1574 struct nfs_cb_data
*data
= mdata
->data
;
1575 struct nfs_context
*nfs
= data
->nfs
;
1578 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1582 if (status
== RPC_STATUS_ERROR
) {
1583 /* flag the failure but do not invoke callback until we have received all responses */
1586 if (status
== RPC_STATUS_CANCEL
) {
1587 /* flag the cancellation but do not invoke callback until we have received all responses */
1591 /* reassemble the data into the buffer */
1592 if (status
== RPC_STATUS_SUCCESS
) {
1594 if (res
->status
!= NFS3_OK
) {
1595 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1598 if (res
->READ3res_u
.resok
.count
> 0) {
1599 if (res
->READ3res_u
.resok
.count
<= mdata
->count
) {
1600 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1601 if (data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1602 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1605 rpc_set_error(nfs
->rpc
, "NFS: Read overflow. Server has sent more data than requested!");
1612 if (data
->num_calls
> 0) {
1613 /* still waiting for more replies */
1618 if (data
->error
!= 0) {
1619 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1620 free_nfs_cb_data(data
);
1624 if (data
->cancel
!= 0) {
1625 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1626 free_nfs_cb_data(data
);
1631 data
->nfsfh
->offset
= data
->max_offset
;
1632 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1634 free_nfs_cb_data(data
);
1638 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1640 struct nfs_cb_data
*data
;
1642 data
= malloc(sizeof(struct nfs_cb_data
));
1644 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1647 memset(data
, 0, sizeof(struct nfs_cb_data
));
1650 data
->private_data
= private_data
;
1651 data
->nfsfh
= nfsfh
;
1653 nfsfh
->offset
= offset
;
1655 if (count
<= nfs_get_readmax(nfs
)) {
1657 nfs_fill_READ3args(&args
, nfsfh
, offset
, count
);
1659 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1660 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1661 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1662 free_nfs_cb_data(data
);
1669 assert(data
->num_calls
== 0);
1671 /* trying to read more than maximum server read size, we has to chop it up into smaller
1672 * reads and collect into a reassembly buffer.
1673 * we send all reads in parallel so that performance is still good.
1675 data
->max_offset
= offset
;
1676 data
->start_offset
= offset
;
1678 data
->buffer
= malloc(count
);
1679 if (data
->buffer
== NULL
) {
1680 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1681 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1682 free_nfs_cb_data(data
);
1687 uint64_t readcount
= count
;
1688 struct nfs_mcb_data
*mdata
;
1691 if (readcount
> nfs_get_readmax(nfs
)) {
1692 readcount
= nfs_get_readmax(nfs
);
1695 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1696 if (mdata
== NULL
) {
1697 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1698 if (data
->num_calls
== 0)
1699 free_nfs_cb_data(data
);
1702 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1704 mdata
->offset
= offset
;
1705 mdata
->count
= readcount
;
1707 nfs_fill_READ3args(&args
, nfsfh
, offset
, readcount
);
1709 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1710 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1711 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1713 if (data
->num_calls
== 0)
1714 free_nfs_cb_data(data
);
1719 offset
+= readcount
;
1729 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1731 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1739 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1741 struct nfs_cb_data
*data
= private_data
;
1742 struct nfs_context
*nfs
= data
->nfs
;
1745 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1747 if (status
== RPC_STATUS_ERROR
) {
1748 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1749 free_nfs_cb_data(data
);
1752 if (status
== RPC_STATUS_CANCEL
) {
1753 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1754 free_nfs_cb_data(data
);
1759 if (res
->status
!= NFS3_OK
) {
1760 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1761 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1762 free_nfs_cb_data(data
);
1766 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1767 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1768 free_nfs_cb_data(data
);
1771 static void nfs_fill_WRITE3args (WRITE3args
*args
, struct nfsfh
*fh
, uint64_t offset
, uint64_t count
,
1774 memset(args
, 0, sizeof(WRITE3args
));
1775 args
->file
= fh
->fh
;
1776 args
->offset
= offset
;
1777 args
->count
= count
;
1778 args
->stable
= fh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1779 args
->data
.data_len
= count
;
1780 args
->data
.data_val
= buf
;
1783 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1785 struct nfs_mcb_data
*mdata
= private_data
;
1786 struct nfs_cb_data
*data
= mdata
->data
;
1787 struct nfs_context
*nfs
= data
->nfs
;
1790 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1794 if (status
== RPC_STATUS_ERROR
) {
1795 /* flag the failure but do not invoke callback until we have received all responses */
1798 if (status
== RPC_STATUS_CANCEL
) {
1799 /* flag the cancellation but do not invoke callback until we have received all responses */
1803 if (status
== RPC_STATUS_SUCCESS
) {
1805 if (res
->status
!= NFS3_OK
) {
1806 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1809 if (res
->WRITE3res_u
.resok
.count
> 0) {
1810 if (data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1811 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1817 if (data
->num_calls
> 0) {
1818 /* still waiting for more replies */
1823 if (data
->error
!= 0) {
1824 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1825 free_nfs_cb_data(data
);
1829 if (data
->cancel
!= 0) {
1830 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1831 free_nfs_cb_data(data
);
1836 data
->nfsfh
->offset
= data
->max_offset
;
1837 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1839 free_nfs_cb_data(data
);
1844 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
)
1846 struct nfs_cb_data
*data
;
1848 data
= malloc(sizeof(struct nfs_cb_data
));
1850 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1853 memset(data
, 0, sizeof(struct nfs_cb_data
));
1856 data
->private_data
= private_data
;
1857 data
->nfsfh
= nfsfh
;
1859 nfsfh
->offset
= offset
;
1861 if (count
<= nfs_get_writemax(nfs
)) {
1863 nfs_fill_WRITE3args(&args
, nfsfh
, offset
, count
, buf
);
1865 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1866 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1867 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1868 free_nfs_cb_data(data
);
1874 /* hello, clang-analyzer */
1876 assert(data
->num_calls
== 0);
1878 /* trying to write more than maximum server write size, we has to chop it up into smaller
1880 * we send all writes in parallel so that performance is still good.
1882 data
->max_offset
= offset
;
1883 data
->start_offset
= offset
;
1886 uint64_t writecount
= count
;
1887 struct nfs_mcb_data
*mdata
;
1890 if (writecount
> nfs_get_writemax(nfs
)) {
1891 writecount
= nfs_get_writemax(nfs
);
1894 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1895 if (mdata
== NULL
) {
1896 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1897 if (data
->num_calls
== 0)
1898 free_nfs_cb_data(data
);
1901 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1903 mdata
->offset
= offset
;
1904 mdata
->count
= writecount
;
1906 nfs_fill_WRITE3args(&args
, nfsfh
, offset
, writecount
, &buf
[offset
- data
->start_offset
]);
1908 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1909 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1910 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1912 if (data
->num_calls
== 0)
1913 free_nfs_cb_data(data
);
1918 count
-= writecount
;
1919 offset
+= writecount
;
1929 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1931 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1941 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1943 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1944 free(nfsfh
->fh
.data
.data_val
);
1945 nfsfh
->fh
.data
.data_val
= NULL
;
1949 cb(0, nfs
, NULL
, private_data
);
1960 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1962 struct nfs_cb_data
*data
;
1963 struct GETATTR3args args
;
1965 data
= malloc(sizeof(struct nfs_cb_data
));
1967 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1970 memset(data
, 0, sizeof(struct nfs_cb_data
));
1973 data
->private_data
= private_data
;
1975 memset(&args
, 0, sizeof(GETATTR3args
));
1976 args
.object
= nfsfh
->fh
;
1978 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1979 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1980 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1981 free_nfs_cb_data(data
);
1992 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1994 struct nfs_cb_data
*data
= private_data
;
1995 struct nfs_context
*nfs
= data
->nfs
;
1998 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2000 if (status
== RPC_STATUS_ERROR
) {
2001 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2002 free_nfs_cb_data(data
);
2005 if (status
== RPC_STATUS_CANCEL
) {
2006 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2007 free_nfs_cb_data(data
);
2012 if (res
->status
!= NFS3_OK
) {
2013 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2014 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2015 free_nfs_cb_data(data
);
2019 data
->cb(0, nfs
, NULL
, data
->private_data
);
2020 free_nfs_cb_data(data
);
2023 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2025 struct nfs_cb_data
*data
;
2026 struct COMMIT3args args
;
2028 data
= malloc(sizeof(struct nfs_cb_data
));
2030 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2033 memset(data
, 0, sizeof(struct nfs_cb_data
));
2036 data
->private_data
= private_data
;
2038 args
.file
= nfsfh
->fh
;
2041 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
2042 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
2043 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2044 free_nfs_cb_data(data
);
2056 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2058 struct nfs_cb_data
*data
= private_data
;
2059 struct nfs_context
*nfs
= data
->nfs
;
2062 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2064 if (status
== RPC_STATUS_ERROR
) {
2065 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2066 free_nfs_cb_data(data
);
2069 if (status
== RPC_STATUS_CANCEL
) {
2070 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2071 free_nfs_cb_data(data
);
2076 if (res
->status
!= NFS3_OK
) {
2077 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2078 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2079 free_nfs_cb_data(data
);
2083 data
->cb(0, nfs
, NULL
, data
->private_data
);
2084 free_nfs_cb_data(data
);
2087 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
2089 struct nfs_cb_data
*data
;
2092 data
= malloc(sizeof(struct nfs_cb_data
));
2094 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2097 memset(data
, 0, sizeof(struct nfs_cb_data
));
2100 data
->private_data
= private_data
;
2102 memset(&args
, 0, sizeof(SETATTR3args
));
2103 args
.object
= nfsfh
->fh
;
2104 args
.new_attributes
.size
.set_it
= 1;
2105 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2107 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2108 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2109 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2110 free_nfs_cb_data(data
);
2120 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2122 uint64_t offset
= data
->continue_int
;
2125 nfsfh
.fh
= data
->fh
;
2127 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2128 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2129 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2130 free_nfs_cb_data(data
);
2133 free_nfs_cb_data(data
);
2137 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2143 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2144 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2157 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2160 struct nfs_cb_data
*data
= private_data
;
2161 struct nfs_context
*nfs
= data
->nfs
;
2162 char *str
= data
->continue_data
;
2164 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2166 str
= &str
[strlen(str
) + 1];
2168 if (status
== RPC_STATUS_ERROR
) {
2169 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2170 free_nfs_cb_data(data
);
2173 if (status
== RPC_STATUS_CANCEL
) {
2174 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2175 free_nfs_cb_data(data
);
2180 if (res
->status
!= NFS3_OK
) {
2181 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
));
2182 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2183 free_nfs_cb_data(data
);
2187 data
->cb(0, nfs
, NULL
, data
->private_data
);
2188 free_nfs_cb_data(data
);
2191 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2193 char *str
= data
->continue_data
;
2196 str
= &str
[strlen(str
) + 1];
2198 memset(&args
, 0, sizeof(MKDIR3args
));
2199 args
.where
.dir
= data
->fh
;
2200 args
.where
.name
= str
;
2201 args
.attributes
.mode
.set_it
= 1;
2202 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2204 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2205 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2206 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2207 free_nfs_cb_data(data
);
2213 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2218 new_path
= strdup(path
);
2219 if (new_path
== NULL
) {
2220 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2224 ptr
= strrchr(new_path
, '/');
2227 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2232 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2233 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2234 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2248 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2251 struct nfs_cb_data
*data
= private_data
;
2252 struct nfs_context
*nfs
= data
->nfs
;
2253 char *str
= data
->continue_data
;
2255 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2257 str
= &str
[strlen(str
) + 1];
2259 if (status
== RPC_STATUS_ERROR
) {
2260 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2261 free_nfs_cb_data(data
);
2264 if (status
== RPC_STATUS_CANCEL
) {
2265 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2266 free_nfs_cb_data(data
);
2271 if (res
->status
!= NFS3_OK
) {
2272 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
));
2273 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2274 free_nfs_cb_data(data
);
2278 data
->cb(0, nfs
, NULL
, data
->private_data
);
2279 free_nfs_cb_data(data
);
2282 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2284 char *str
= data
->continue_data
;
2287 str
= &str
[strlen(str
) + 1];
2289 args
.object
.dir
= data
->fh
;
2290 args
.object
.name
= str
;
2291 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2292 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2293 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2294 free_nfs_cb_data(data
);
2300 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2305 new_path
= strdup(path
);
2306 if (new_path
== NULL
) {
2307 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2311 ptr
= strrchr(new_path
, '/');
2314 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2319 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2320 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2321 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2334 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2337 struct nfs_cb_data
*data
= private_data
;
2338 struct nfs_context
*nfs
= data
->nfs
;
2339 struct nfsfh
*nfsfh
;
2340 char *str
= data
->continue_data
;
2342 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2344 if (status
== RPC_STATUS_ERROR
) {
2345 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2346 free_nfs_cb_data(data
);
2349 if (status
== RPC_STATUS_CANCEL
) {
2350 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2351 free_nfs_cb_data(data
);
2355 str
= &str
[strlen(str
) + 1];
2357 if (res
->status
!= NFS3_OK
) {
2358 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
));
2359 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2364 nfsfh
= malloc(sizeof(struct nfsfh
));
2365 if (nfsfh
== NULL
) {
2366 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2367 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2368 free_nfs_cb_data(data
);
2371 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2373 /* copy the filehandle */
2374 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2375 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2376 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2378 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2379 free_nfs_cb_data(data
);
2384 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2387 struct nfs_cb_data
*data
= private_data
;
2388 struct nfs_context
*nfs
= data
->nfs
;
2389 char *str
= data
->continue_data
;
2392 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2394 if (status
== RPC_STATUS_ERROR
) {
2395 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2396 free_nfs_cb_data(data
);
2399 if (status
== RPC_STATUS_CANCEL
) {
2400 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2401 free_nfs_cb_data(data
);
2405 str
= &str
[strlen(str
) + 1];
2407 if (res
->status
!= NFS3_OK
) {
2408 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
));
2409 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2410 free_nfs_cb_data(data
);
2414 memset(&args
, 0, sizeof(LOOKUP3args
));
2415 args
.what
.dir
= data
->fh
;
2416 args
.what
.name
= str
;
2418 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2419 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2420 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2421 free_nfs_cb_data(data
);
2427 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2429 char *str
= data
->continue_data
;
2432 str
= &str
[strlen(str
) + 1];
2434 memset(&args
, 0, sizeof(CREATE3args
));
2435 args
.where
.dir
= data
->fh
;
2436 args
.where
.name
= str
;
2437 args
.how
.mode
= UNCHECKED
;
2438 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2439 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2441 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2442 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2443 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2444 free_nfs_cb_data(data
);
2450 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2455 new_path
= strdup(path
);
2456 if (new_path
== NULL
) {
2457 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2461 ptr
= strrchr(new_path
, '/');
2463 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2469 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2470 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2471 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2484 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2487 struct nfs_cb_data
*data
= private_data
;
2488 struct nfs_context
*nfs
= data
->nfs
;
2489 char *str
= data
->continue_data
;
2491 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2493 str
= &str
[strlen(str
) + 1];
2495 if (status
== RPC_STATUS_ERROR
) {
2496 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2497 free_nfs_cb_data(data
);
2500 if (status
== RPC_STATUS_CANCEL
) {
2501 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2502 free_nfs_cb_data(data
);
2507 if (res
->status
!= NFS3_OK
) {
2508 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
));
2509 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2510 free_nfs_cb_data(data
);
2514 data
->cb(0, nfs
, NULL
, data
->private_data
);
2515 free_nfs_cb_data(data
);
2518 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2520 char *str
= data
->continue_data
;
2521 struct REMOVE3args args
;
2523 str
= &str
[strlen(str
) + 1];
2525 args
.object
.dir
= data
->fh
;
2526 args
.object
.name
= str
;
2527 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2528 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2529 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2530 free_nfs_cb_data(data
);
2536 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2541 new_path
= strdup(path
);
2542 if (new_path
== NULL
) {
2543 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2547 ptr
= strrchr(new_path
, '/');
2550 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2555 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2556 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2557 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2568 struct mknod_cb_data
{
2575 static void free_mknod_cb_data(void *ptr
)
2577 struct mknod_cb_data
*data
= ptr
;
2583 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2586 struct nfs_cb_data
*data
= private_data
;
2587 struct nfs_context
*nfs
= data
->nfs
;
2588 char *str
= data
->continue_data
;
2590 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2592 str
= &str
[strlen(str
) + 1];
2594 if (status
== RPC_STATUS_ERROR
) {
2595 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2596 free_nfs_cb_data(data
);
2599 if (status
== RPC_STATUS_CANCEL
) {
2600 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2601 free_nfs_cb_data(data
);
2606 if (res
->status
!= NFS3_OK
) {
2607 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
));
2608 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2609 free_nfs_cb_data(data
);
2613 data
->cb(0, nfs
, NULL
, data
->private_data
);
2614 free_nfs_cb_data(data
);
2617 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2619 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2620 char *str
= cb_data
->path
;
2623 str
= &str
[strlen(str
) + 1];
2625 args
.where
.dir
= data
->fh
;
2626 args
.where
.name
= str
;
2627 switch (cb_data
->mode
& S_IFMT
) {
2629 args
.what
.type
= NF3CHR
;
2630 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2631 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
);
2632 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2633 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2636 args
.what
.type
= NF3BLK
;
2637 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2638 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
);
2639 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2640 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2642 args
.what
.type
= NF3SOCK
;
2643 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2644 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
);
2647 args
.what
.type
= NF3FIFO
;
2648 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2649 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
);
2652 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2653 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2654 free_nfs_cb_data(data
);
2658 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2659 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2660 free_nfs_cb_data(data
);
2666 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2669 struct mknod_cb_data
*cb_data
;
2671 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2672 if (cb_data
== NULL
) {
2673 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2677 cb_data
->path
= strdup(path
);
2678 if (cb_data
->path
== NULL
) {
2679 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2684 ptr
= strrchr(cb_data
->path
, '/');
2686 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2687 free_mknod_cb_data(cb_data
);
2692 cb_data
->mode
= mode
;
2693 cb_data
->major
= major(dev
);
2694 cb_data
->minor
= minor(dev
);
2696 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2697 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2698 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2709 /* ReadDirPlus Emulation Callback data */
2710 struct rdpe_cb_data
{
2713 struct nfs_cb_data
*data
;
2716 /* ReadDirPlus Emulation LOOKUP Callback data */
2717 struct rdpe_lookup_cb_data
{
2718 struct rdpe_cb_data
*rdpe_cb_data
;
2719 struct nfsdirent
*nfsdirent
;
2722 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2723 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2725 LOOKUP3res
*res
= command_data
;
2726 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2727 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2728 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2729 struct nfsdir
*nfsdir
= data
->continue_data
;
2730 struct nfs_context
*nfs
= data
->nfs
;
2731 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2733 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2735 free(rdpe_lookup_cb_data
);
2737 rdpe_cb_data
->getattrcount
--;
2739 if (status
== RPC_STATUS_ERROR
) {
2740 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2741 "failed with RPC_STATUS_ERROR");
2742 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2744 if (status
== RPC_STATUS_CANCEL
) {
2745 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2746 "failed with RPC_STATUS_CANCEL");
2747 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2749 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2750 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2751 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2753 nfsdirent
->type
= attributes
->type
;
2754 nfsdirent
->mode
= attributes
->mode
;
2755 nfsdirent
->size
= attributes
->size
;
2757 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2758 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2759 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2760 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2761 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2762 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2763 nfsdirent
->uid
= attributes
->uid
;
2764 nfsdirent
->gid
= attributes
->gid
;
2768 if (rdpe_cb_data
->getattrcount
== 0) {
2769 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2770 rpc_set_error(nfs
->rpc
, "READDIRPLUS emulation "
2771 "failed: %s", rpc_get_error(rpc
));
2772 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
2773 data
->private_data
);
2774 nfs_free_nfsdir(nfsdir
);
2776 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2780 data
->continue_data
= NULL
;
2781 free_nfs_cb_data(data
);
2785 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2787 READDIR3res
*res
= command_data
;
2788 struct nfs_cb_data
*data
= private_data
;
2789 struct nfs_context
*nfs
= data
->nfs
;
2790 struct nfsdir
*nfsdir
= data
->continue_data
;
2791 struct nfsdirent
*nfsdirent
;
2792 struct entry3
*entry
;
2793 uint64_t cookie
= 0;
2794 struct rdpe_cb_data
*rdpe_cb_data
;
2796 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2798 if (status
== RPC_STATUS_ERROR
) {
2799 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2800 nfs_free_nfsdir(nfsdir
);
2801 data
->continue_data
= NULL
;
2802 free_nfs_cb_data(data
);
2806 if (status
== RPC_STATUS_CANCEL
) {
2807 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2808 nfs_free_nfsdir(nfsdir
);
2809 data
->continue_data
= NULL
;
2810 free_nfs_cb_data(data
);
2814 if (res
->status
!= NFS3_OK
) {
2815 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
));
2816 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2817 nfs_free_nfsdir(nfsdir
);
2818 data
->continue_data
= NULL
;
2819 free_nfs_cb_data(data
);
2823 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2824 while (entry
!= NULL
) {
2825 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2826 if (nfsdirent
== NULL
) {
2827 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2828 nfs_free_nfsdir(nfsdir
);
2829 data
->continue_data
= NULL
;
2830 free_nfs_cb_data(data
);
2833 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2834 nfsdirent
->name
= strdup(entry
->name
);
2835 if (nfsdirent
->name
== NULL
) {
2836 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2838 nfs_free_nfsdir(nfsdir
);
2839 data
->continue_data
= NULL
;
2840 free_nfs_cb_data(data
);
2843 nfsdirent
->inode
= entry
->fileid
;
2845 nfsdirent
->next
= nfsdir
->entries
;
2846 nfsdir
->entries
= nfsdirent
;
2848 cookie
= entry
->cookie
;
2849 entry
= entry
->nextentry
;
2852 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2855 args
.dir
= data
->fh
;
2856 args
.cookie
= cookie
;
2857 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2860 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2861 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2862 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2863 nfs_free_nfsdir(nfsdir
);
2864 data
->continue_data
= NULL
;
2865 free_nfs_cb_data(data
);
2871 /* steal the dirhandle */
2872 nfsdir
->current
= nfsdir
->entries
;
2874 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2875 rdpe_cb_data
->getattrcount
= 0;
2876 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2877 rdpe_cb_data
->data
= data
;
2878 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2879 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2882 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2883 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2884 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2886 memset(&args
, 0, sizeof(LOOKUP3args
));
2887 args
.what
.dir
= data
->fh
;
2888 args
.what
.name
= nfsdirent
->name
;
2890 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2891 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2893 /* if we have already commands in flight, we cant just stop, we have to wait for the
2894 * commands in flight to complete
2896 if (rdpe_cb_data
->getattrcount
> 0) {
2897 nfs_free_nfsdir(nfsdir
);
2898 data
->continue_data
= NULL
;
2899 free_nfs_cb_data(data
);
2900 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2901 free(rdpe_lookup_cb_data
);
2905 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2906 nfs_free_nfsdir(nfsdir
);
2907 data
->continue_data
= NULL
;
2908 free_nfs_cb_data(data
);
2909 free(rdpe_lookup_cb_data
);
2913 rdpe_cb_data
->getattrcount
++;
2917 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2919 READDIRPLUS3res
*res
= command_data
;
2920 struct nfs_cb_data
*data
= private_data
;
2921 struct nfs_context
*nfs
= data
->nfs
;
2922 struct nfsdir
*nfsdir
= data
->continue_data
;
2923 struct entryplus3
*entry
;
2924 uint64_t cookie
= 0;
2926 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2928 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2931 args
.dir
= data
->fh
;
2932 args
.cookie
= cookie
;
2933 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2936 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2937 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2938 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2939 nfs_free_nfsdir(nfsdir
);
2940 data
->continue_data
= NULL
;
2941 free_nfs_cb_data(data
);
2947 if (status
== RPC_STATUS_CANCEL
) {
2948 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2949 nfs_free_nfsdir(nfsdir
);
2950 data
->continue_data
= NULL
;
2951 free_nfs_cb_data(data
);
2955 if (res
->status
!= NFS3_OK
) {
2956 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
));
2957 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2958 nfs_free_nfsdir(nfsdir
);
2959 data
->continue_data
= NULL
;
2960 free_nfs_cb_data(data
);
2964 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2965 while (entry
!= NULL
) {
2966 struct nfsdirent
*nfsdirent
;
2968 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2969 if (nfsdirent
== NULL
) {
2970 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2971 nfs_free_nfsdir(nfsdir
);
2972 data
->continue_data
= NULL
;
2973 free_nfs_cb_data(data
);
2976 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2977 nfsdirent
->name
= strdup(entry
->name
);
2978 if (nfsdirent
->name
== NULL
) {
2979 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2981 nfs_free_nfsdir(nfsdir
);
2982 data
->continue_data
= NULL
;
2983 free_nfs_cb_data(data
);
2986 nfsdirent
->inode
= entry
->fileid
;
2987 if (entry
->name_attributes
.attributes_follow
) {
2988 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2989 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2990 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2992 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2993 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2994 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2995 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2996 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2997 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2998 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2999 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
3002 nfsdirent
->next
= nfsdir
->entries
;
3003 nfsdir
->entries
= nfsdirent
;
3005 cookie
= entry
->cookie
;
3006 entry
= entry
->nextentry
;
3009 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
3010 READDIRPLUS3args args
;
3012 args
.dir
= data
->fh
;
3013 args
.cookie
= cookie
;
3014 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
3015 args
.dircount
= 8192;
3016 args
.maxcount
= 8192;
3018 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3019 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3020 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3021 nfs_free_nfsdir(nfsdir
);
3022 data
->continue_data
= NULL
;
3023 free_nfs_cb_data(data
);
3029 /* steal the dirhandle */
3030 data
->continue_data
= NULL
;
3031 nfsdir
->current
= nfsdir
->entries
;
3033 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
3034 free_nfs_cb_data(data
);
3037 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3039 READDIRPLUS3args args
;
3041 args
.dir
= data
->fh
;
3043 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3044 args
.dircount
= 8192;
3045 args
.maxcount
= 8192;
3046 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3047 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3048 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3049 free_nfs_cb_data(data
);
3055 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3057 struct nfsdir
*nfsdir
;
3059 nfsdir
= malloc(sizeof(struct nfsdir
));
3060 if (nfsdir
== NULL
) {
3061 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
3064 memset(nfsdir
, 0, sizeof(struct nfsdir
));
3066 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
3067 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3075 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3077 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
3079 if (nfsdir
->current
!= NULL
) {
3080 nfsdir
->current
= nfsdir
->current
->next
;
3089 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3091 nfs_free_nfsdir(nfsdir
);
3098 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3109 struct lseek_cb_data
{
3110 struct nfs_context
*nfs
;
3111 struct nfsfh
*nfsfh
;
3117 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3120 struct lseek_cb_data
*data
= private_data
;
3121 struct nfs_context
*nfs
= data
->nfs
;
3123 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3125 if (status
== RPC_STATUS_ERROR
) {
3126 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3130 if (status
== RPC_STATUS_CANCEL
) {
3131 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3137 if (res
->status
!= NFS3_OK
) {
3138 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3139 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3144 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3145 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3149 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3151 struct lseek_cb_data
*data
;
3152 struct GETATTR3args args
;
3154 if (whence
== SEEK_SET
) {
3155 nfsfh
->offset
= offset
;
3156 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3159 if (whence
== SEEK_CUR
) {
3160 nfsfh
->offset
+= offset
;
3161 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3165 data
= malloc(sizeof(struct lseek_cb_data
));
3167 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3172 data
->nfsfh
= nfsfh
;
3173 data
->offset
= offset
;
3175 data
->private_data
= private_data
;
3177 memset(&args
, 0, sizeof(GETATTR3args
));
3178 args
.object
= nfsfh
->fh
;
3180 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3181 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3194 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3197 struct nfs_cb_data
*data
= private_data
;
3198 struct nfs_context
*nfs
= data
->nfs
;
3199 struct statvfs svfs
;
3201 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3203 if (status
== RPC_STATUS_ERROR
) {
3204 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3205 free_nfs_cb_data(data
);
3208 if (status
== RPC_STATUS_CANCEL
) {
3209 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3210 free_nfs_cb_data(data
);
3215 if (res
->status
!= NFS3_OK
) {
3216 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
));
3217 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3218 free_nfs_cb_data(data
);
3222 svfs
.f_bsize
= 4096;
3223 svfs
.f_frsize
= 4096;
3224 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3225 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3226 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3227 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3228 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3229 #if !defined(ANDROID)
3230 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3233 svfs
.f_namemax
= 256;
3236 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3237 free_nfs_cb_data(data
);
3240 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3244 args
.fsroot
= data
->fh
;
3245 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3246 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3247 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3248 free_nfs_cb_data(data
);
3254 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3256 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3257 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3270 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3273 struct nfs_cb_data
*data
= private_data
;
3274 struct nfs_context
*nfs
= data
->nfs
;
3276 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3278 if (status
== RPC_STATUS_ERROR
) {
3279 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3280 free_nfs_cb_data(data
);
3283 if (status
== RPC_STATUS_CANCEL
) {
3284 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3285 free_nfs_cb_data(data
);
3290 if (res
->status
!= NFS3_OK
) {
3291 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
));
3292 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3293 free_nfs_cb_data(data
);
3298 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3299 free_nfs_cb_data(data
);
3302 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3306 args
.symlink
= data
->fh
;
3308 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3309 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3310 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3311 free_nfs_cb_data(data
);
3317 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3319 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3320 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3333 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3335 struct nfs_cb_data
*data
= private_data
;
3336 struct nfs_context
*nfs
= data
->nfs
;
3339 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3341 if (status
== RPC_STATUS_ERROR
) {
3342 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3343 free_nfs_cb_data(data
);
3346 if (status
== RPC_STATUS_CANCEL
) {
3347 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3348 free_nfs_cb_data(data
);
3353 if (res
->status
!= NFS3_OK
) {
3354 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3355 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3356 free_nfs_cb_data(data
);
3360 data
->cb(0, nfs
, NULL
, data
->private_data
);
3361 free_nfs_cb_data(data
);
3364 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3368 memset(&args
, 0, sizeof(SETATTR3args
));
3369 args
.object
= data
->fh
;
3370 args
.new_attributes
.mode
.set_it
= 1;
3371 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3373 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3374 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3375 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3376 free_nfs_cb_data(data
);
3383 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3385 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3386 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3396 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3398 struct nfs_cb_data
*data
;
3400 data
= malloc(sizeof(struct nfs_cb_data
));
3402 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3405 memset(data
, 0, sizeof(struct nfs_cb_data
));
3408 data
->private_data
= private_data
;
3409 data
->continue_int
= mode
;
3410 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3411 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3412 if (data
->fh
.data
.data_val
== NULL
) {
3413 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3414 free_nfs_cb_data(data
);
3417 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3419 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3431 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3433 struct nfs_cb_data
*data
= private_data
;
3434 struct nfs_context
*nfs
= data
->nfs
;
3437 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3439 if (status
== RPC_STATUS_ERROR
) {
3440 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3441 free_nfs_cb_data(data
);
3444 if (status
== RPC_STATUS_CANCEL
) {
3445 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3446 free_nfs_cb_data(data
);
3451 if (res
->status
!= NFS3_OK
) {
3452 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3453 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3454 free_nfs_cb_data(data
);
3458 data
->cb(0, nfs
, NULL
, data
->private_data
);
3459 free_nfs_cb_data(data
);
3462 struct nfs_chown_data
{
3467 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3470 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3472 memset(&args
, 0, sizeof(SETATTR3args
));
3473 args
.object
= data
->fh
;
3474 if (chown_data
->uid
!= (uid_t
)-1) {
3475 args
.new_attributes
.uid
.set_it
= 1;
3476 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3478 if (chown_data
->gid
!= (gid_t
)-1) {
3479 args
.new_attributes
.gid
.set_it
= 1;
3480 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3483 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3484 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3485 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3486 free_nfs_cb_data(data
);
3493 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3495 struct nfs_chown_data
*chown_data
;
3497 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3498 if (chown_data
== NULL
) {
3499 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3503 chown_data
->uid
= uid
;
3504 chown_data
->gid
= gid
;
3506 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3507 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3518 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3520 struct nfs_cb_data
*data
;
3521 struct nfs_chown_data
*chown_data
;
3523 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3524 if (chown_data
== NULL
) {
3525 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3529 chown_data
->uid
= uid
;
3530 chown_data
->gid
= gid
;
3532 data
= malloc(sizeof(struct nfs_cb_data
));
3534 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3538 memset(data
, 0, sizeof(struct nfs_cb_data
));
3541 data
->private_data
= private_data
;
3542 data
->continue_data
= chown_data
;
3543 data
->free_continue_data
= free
;
3544 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3545 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3546 if (data
->fh
.data
.data_val
== NULL
) {
3547 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3548 free_nfs_cb_data(data
);
3551 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3553 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3567 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3569 struct nfs_cb_data
*data
= private_data
;
3570 struct nfs_context
*nfs
= data
->nfs
;
3573 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3575 if (status
== RPC_STATUS_ERROR
) {
3576 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3577 free_nfs_cb_data(data
);
3580 if (status
== RPC_STATUS_CANCEL
) {
3581 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3582 free_nfs_cb_data(data
);
3587 if (res
->status
!= NFS3_OK
) {
3588 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3589 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3590 free_nfs_cb_data(data
);
3594 data
->cb(0, nfs
, NULL
, data
->private_data
);
3595 free_nfs_cb_data(data
);
3598 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3601 struct timeval
*utimes_data
= data
->continue_data
;
3603 memset(&args
, 0, sizeof(SETATTR3args
));
3604 args
.object
= data
->fh
;
3605 if (utimes_data
!= NULL
) {
3606 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3607 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3608 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3609 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3610 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3611 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3613 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3614 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3617 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3618 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3619 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3620 free_nfs_cb_data(data
);
3627 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3629 struct timeval
*new_times
= NULL
;
3631 if (times
!= NULL
) {
3632 new_times
= malloc(sizeof(struct timeval
)*2);
3633 if (new_times
== NULL
) {
3634 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3638 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3641 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3642 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3652 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3654 struct timeval
*new_times
= NULL
;
3656 if (times
!= NULL
) {
3657 new_times
= malloc(sizeof(struct timeval
)*2);
3658 if (new_times
== NULL
) {
3659 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3663 new_times
[0].tv_sec
= times
->actime
;
3664 new_times
[0].tv_usec
= 0;
3665 new_times
[1].tv_sec
= times
->modtime
;
3666 new_times
[1].tv_usec
= 0;
3669 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3670 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3681 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3684 struct nfs_cb_data
*data
= private_data
;
3685 struct nfs_context
*nfs
= data
->nfs
;
3686 unsigned int nfsmode
= 0;
3688 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3690 if (status
== RPC_STATUS_ERROR
) {
3691 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3692 free_nfs_cb_data(data
);
3695 if (status
== RPC_STATUS_CANCEL
) {
3696 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3697 free_nfs_cb_data(data
);
3702 if (res
->status
!= NFS3_OK
) {
3703 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
));
3704 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3705 free_nfs_cb_data(data
);
3709 if (data
->continue_int
& R_OK
) {
3710 nfsmode
|= ACCESS3_READ
;
3712 if (data
->continue_int
& W_OK
) {
3713 nfsmode
|= ACCESS3_MODIFY
;
3715 if (data
->continue_int
& X_OK
) {
3716 nfsmode
|= ACCESS3_EXECUTE
;
3719 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3720 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3721 nfsmode
&ACCESS3_READ
?'r':'-',
3722 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3723 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3724 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3725 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3726 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3727 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3728 free_nfs_cb_data(data
);
3732 data
->cb(0, nfs
, NULL
, data
->private_data
);
3733 free_nfs_cb_data(data
);
3736 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3741 if (data
->continue_int
& R_OK
) {
3742 nfsmode
|= ACCESS3_READ
;
3744 if (data
->continue_int
& W_OK
) {
3745 nfsmode
|= ACCESS3_MODIFY
;
3747 if (data
->continue_int
& X_OK
) {
3748 nfsmode
|= ACCESS3_EXECUTE
;
3751 memset(&args
, 0, sizeof(ACCESS3args
));
3752 args
.object
= data
->fh
;
3753 args
.access
= nfsmode
;
3755 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3756 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3757 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3758 free_nfs_cb_data(data
);
3764 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3766 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3767 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3779 struct nfs_symlink_data
{
3781 char *newpathparent
;
3782 char *newpathobject
;
3785 static void free_nfs_symlink_data(void *mem
)
3787 struct nfs_symlink_data
*data
= mem
;
3789 if (data
->oldpath
!= NULL
) {
3790 free(data
->oldpath
);
3792 if (data
->newpathparent
!= NULL
) {
3793 free(data
->newpathparent
);
3795 if (data
->newpathobject
!= NULL
) {
3796 free(data
->newpathobject
);
3801 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3804 struct nfs_cb_data
*data
= private_data
;
3805 struct nfs_context
*nfs
= data
->nfs
;
3806 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3808 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3810 if (status
== RPC_STATUS_ERROR
) {
3811 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3812 free_nfs_cb_data(data
);
3815 if (status
== RPC_STATUS_CANCEL
) {
3816 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3817 free_nfs_cb_data(data
);
3822 if (res
->status
!= NFS3_OK
) {
3823 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
));
3824 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3825 free_nfs_cb_data(data
);
3829 data
->cb(0, nfs
, NULL
, data
->private_data
);
3830 free_nfs_cb_data(data
);
3833 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3835 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3838 memset(&args
, 0, sizeof(SYMLINK3args
));
3839 args
.where
.dir
= data
->fh
;
3840 args
.where
.name
= symlink_data
->newpathobject
;
3841 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3842 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
;
3843 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3845 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3846 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3847 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3848 free_nfs_cb_data(data
);
3854 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3857 struct nfs_symlink_data
*symlink_data
;
3859 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3860 if (symlink_data
== NULL
) {
3861 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3864 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3866 symlink_data
->oldpath
= strdup(oldpath
);
3867 if (symlink_data
->oldpath
== NULL
) {
3868 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3869 free_nfs_symlink_data(symlink_data
);
3873 symlink_data
->newpathparent
= strdup(newpath
);
3874 if (symlink_data
->newpathparent
== NULL
) {
3875 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3876 free_nfs_symlink_data(symlink_data
);
3880 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3882 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3883 free_nfs_symlink_data(symlink_data
);
3889 symlink_data
->newpathobject
= strdup(ptr
);
3890 if (symlink_data
->newpathobject
== NULL
) {
3891 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3892 free_nfs_symlink_data(symlink_data
);
3896 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3897 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3909 struct nfs_rename_data
{
3912 struct nfs_fh3 olddir
;
3915 struct nfs_fh3 newdir
;
3918 static void free_nfs_rename_data(void *mem
)
3920 struct nfs_rename_data
*data
= mem
;
3922 if (data
->oldpath
!= NULL
) {
3923 free(data
->oldpath
);
3925 if (data
->olddir
.data
.data_val
!= NULL
) {
3926 free(data
->olddir
.data
.data_val
);
3928 if (data
->newpath
!= NULL
) {
3929 free(data
->newpath
);
3931 if (data
->newdir
.data
.data_val
!= NULL
) {
3932 free(data
->newdir
.data
.data_val
);
3937 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3940 struct nfs_cb_data
*data
= private_data
;
3941 struct nfs_context
*nfs
= data
->nfs
;
3942 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3944 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3946 if (status
== RPC_STATUS_ERROR
) {
3947 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3948 free_nfs_cb_data(data
);
3951 if (status
== RPC_STATUS_CANCEL
) {
3952 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3953 free_nfs_cb_data(data
);
3958 if (res
->status
!= NFS3_OK
) {
3959 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
));
3960 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3961 free_nfs_cb_data(data
);
3965 data
->cb(0, nfs
, NULL
, data
->private_data
);
3966 free_nfs_cb_data(data
);
3969 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3971 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3974 /* steal the filehandle */
3975 rename_data
->newdir
= data
->fh
;
3976 data
->fh
.data
.data_val
= NULL
;
3978 args
.from
.dir
= rename_data
->olddir
;
3979 args
.from
.name
= rename_data
->oldobject
;
3980 args
.to
.dir
= rename_data
->newdir
;
3981 args
.to
.name
= rename_data
->newobject
;
3982 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3983 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3984 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3985 free_nfs_cb_data(data
);
3992 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3994 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3995 char* newpath
= strdup(rename_data
->newpath
);
3997 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
3998 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3999 free_nfs_cb_data(data
);
4003 /* steal the filehandle */
4004 rename_data
->olddir
= data
->fh
;
4005 data
->fh
.data
.data_val
= NULL
;
4007 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) {
4008 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
4009 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4010 free_nfs_cb_data(data
);
4014 data
->continue_data
= NULL
;
4015 free_nfs_cb_data(data
);
4022 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4025 struct nfs_rename_data
*rename_data
;
4027 rename_data
= malloc(sizeof(struct nfs_rename_data
));
4028 if (rename_data
== NULL
) {
4029 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
4032 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
4034 rename_data
->oldpath
= strdup(oldpath
);
4035 if (rename_data
->oldpath
== NULL
) {
4036 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4037 free_nfs_rename_data(rename_data
);
4040 ptr
= strrchr(rename_data
->oldpath
, '/');
4042 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4043 free_nfs_rename_data(rename_data
);
4048 rename_data
->oldobject
= ptr
;
4051 rename_data
->newpath
= strdup(newpath
);
4052 if (rename_data
->newpath
== NULL
) {
4053 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4054 free_nfs_rename_data(rename_data
);
4057 ptr
= strrchr(rename_data
->newpath
, '/');
4059 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4060 free_nfs_rename_data(rename_data
);
4065 rename_data
->newobject
= ptr
;
4068 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
4069 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4080 struct nfs_link_data
{
4082 struct nfs_fh3 oldfh
;
4085 struct nfs_fh3 newdir
;
4088 static void free_nfs_link_data(void *mem
)
4090 struct nfs_link_data
*data
= mem
;
4092 if (data
->oldpath
!= NULL
) {
4093 free(data
->oldpath
);
4095 if (data
->oldfh
.data
.data_val
!= NULL
) {
4096 free(data
->oldfh
.data
.data_val
);
4098 if (data
->newpath
!= NULL
) {
4099 free(data
->newpath
);
4101 if (data
->newdir
.data
.data_val
!= NULL
) {
4102 free(data
->newdir
.data
.data_val
);
4107 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4110 struct nfs_cb_data
*data
= private_data
;
4111 struct nfs_context
*nfs
= data
->nfs
;
4112 struct nfs_link_data
*link_data
= data
->continue_data
;
4114 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4116 if (status
== RPC_STATUS_ERROR
) {
4117 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4118 free_nfs_cb_data(data
);
4121 if (status
== RPC_STATUS_CANCEL
) {
4122 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4123 free_nfs_cb_data(data
);
4128 if (res
->status
!= NFS3_OK
) {
4129 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
));
4130 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4131 free_nfs_cb_data(data
);
4135 data
->cb(0, nfs
, NULL
, data
->private_data
);
4136 free_nfs_cb_data(data
);
4139 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4141 struct nfs_link_data
*link_data
= data
->continue_data
;
4144 /* steal the filehandle */
4145 link_data
->newdir
= data
->fh
;
4146 data
->fh
.data
.data_val
= NULL
;
4148 memset(&args
, 0, sizeof(LINK3args
));
4149 args
.file
= link_data
->oldfh
;
4150 args
.link
.dir
= link_data
->newdir
;
4151 args
.link
.name
= link_data
->newobject
;
4152 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4153 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4154 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4155 free_nfs_cb_data(data
);
4162 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4164 struct nfs_link_data
*link_data
= data
->continue_data
;
4166 /* steal the filehandle */
4167 link_data
->oldfh
= data
->fh
;
4168 data
->fh
.data
.data_val
= NULL
;
4170 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) {
4171 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4172 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4173 free_nfs_cb_data(data
);
4176 data
->continue_data
= NULL
;
4177 free_nfs_cb_data(data
);
4183 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4186 struct nfs_link_data
*link_data
;
4188 link_data
= malloc(sizeof(struct nfs_link_data
));
4189 if (link_data
== NULL
) {
4190 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4193 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4195 link_data
->oldpath
= strdup(oldpath
);
4196 if (link_data
->oldpath
== NULL
) {
4197 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4198 free_nfs_link_data(link_data
);
4202 link_data
->newpath
= strdup(newpath
);
4203 if (link_data
->newpath
== NULL
) {
4204 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4205 free_nfs_link_data(link_data
);
4208 ptr
= strrchr(link_data
->newpath
, '/');
4210 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4211 free_nfs_link_data(link_data
);
4216 link_data
->newobject
= ptr
;
4219 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4220 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4228 //qqq replace later with lseek()
4229 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4231 return nfsfh
->offset
;
4237 * Get the maximum supported READ3 size by the server
4239 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4241 return nfs
->readmax
;
4245 * Get the maximum supported WRITE3 size by the server
4247 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4249 return nfs
->writemax
;
4252 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4253 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4256 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4257 rpc_set_uid(nfs
->rpc
, uid
);
4260 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4261 rpc_set_gid(nfs
->rpc
, gid
);
4264 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4269 va_start(ap
, error_string
);
4271 vsnprintf(str
, 1024, error_string
, ap
);
4272 if (nfs
->rpc
->error_string
!= NULL
) {
4273 free(nfs
->rpc
->error_string
);
4275 nfs
->rpc
->error_string
= str
;
4281 struct mount_cb_data
{
4287 static void free_mount_cb_data(struct mount_cb_data
*data
)
4289 if (data
->server
!= NULL
) {
4291 data
->server
= NULL
;
4297 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4299 struct mount_cb_data
*data
= private_data
;
4301 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4303 if (status
== RPC_STATUS_ERROR
) {
4304 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4305 free_mount_cb_data(data
);
4308 if (status
== RPC_STATUS_CANCEL
) {
4309 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4310 free_mount_cb_data(data
);
4314 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4315 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4316 rpc_set_error(rpc
, "Failed to disconnect\n");
4318 free_mount_cb_data(data
);
4321 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4323 struct mount_cb_data
*data
= private_data
;
4325 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4327 /* Dont want any more callbacks even if the socket is closed */
4328 rpc
->connect_cb
= NULL
;
4330 if (status
== RPC_STATUS_ERROR
) {
4331 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4332 free_mount_cb_data(data
);
4335 if (status
== RPC_STATUS_CANCEL
) {
4336 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4337 free_mount_cb_data(data
);
4341 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4342 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4343 free_mount_cb_data(data
);
4348 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4350 struct mount_cb_data
*data
= private_data
;
4351 uint32_t mount_port
;
4353 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4355 if (status
== RPC_STATUS_ERROR
) {
4356 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4357 free_mount_cb_data(data
);
4360 if (status
== RPC_STATUS_CANCEL
) {
4361 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4362 free_mount_cb_data(data
);
4366 mount_port
= *(uint32_t *)command_data
;
4367 if (mount_port
== 0) {
4368 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4369 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4370 free_mount_cb_data(data
);
4374 rpc_disconnect(rpc
, "normal disconnect");
4375 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4376 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4377 free_mount_cb_data(data
);
4382 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4384 struct mount_cb_data
*data
= private_data
;
4386 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4388 if (status
== RPC_STATUS_ERROR
) {
4389 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4390 free_mount_cb_data(data
);
4393 if (status
== RPC_STATUS_CANCEL
) {
4394 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4395 free_mount_cb_data(data
);
4399 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4400 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4401 free_mount_cb_data(data
);
4406 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4408 struct mount_cb_data
*data
= private_data
;
4410 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4412 /* Dont want any more callbacks even if the socket is closed */
4413 rpc
->connect_cb
= NULL
;
4415 if (status
== RPC_STATUS_ERROR
) {
4416 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4417 free_mount_cb_data(data
);
4420 if (status
== RPC_STATUS_CANCEL
) {
4421 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4422 free_mount_cb_data(data
);
4426 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4427 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4428 free_mount_cb_data(data
);
4433 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4435 struct mount_cb_data
*data
;
4437 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4439 data
= malloc(sizeof(struct mount_cb_data
));
4443 memset(data
, 0, sizeof(struct mount_cb_data
));
4445 data
->private_data
= private_data
;
4446 data
->server
= strdup(server
);
4447 if (data
->server
== NULL
) {
4448 free_mount_cb_data(data
);
4451 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4452 free_mount_cb_data(data
);
4459 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4461 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4465 const char *nfs_get_server(struct nfs_context
*nfs
) {
4469 const char *nfs_get_export(struct nfs_context
*nfs
) {
4473 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4474 return &nfs
->rootfh
;
4477 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {