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_pread_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1565 struct nfs_mcb_data
*mdata
= private_data
;
1566 struct nfs_cb_data
*data
= mdata
->data
;
1567 struct nfs_context
*nfs
= data
->nfs
;
1570 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1574 if (status
== RPC_STATUS_ERROR
) {
1575 /* flag the failure but do not invoke callback until we have received all responses */
1578 if (status
== RPC_STATUS_CANCEL
) {
1579 /* flag the cancellation but do not invoke callback until we have received all responses */
1583 /* reassemble the data into the buffer */
1584 if (status
== RPC_STATUS_SUCCESS
) {
1586 if (res
->status
!= NFS3_OK
) {
1587 rpc_set_error(nfs
->rpc
, "NFS: Read failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1590 if (res
->READ3res_u
.resok
.count
> 0) {
1591 memcpy(&data
->buffer
[mdata
->offset
- data
->start_offset
], res
->READ3res_u
.resok
.data
.data_val
, res
->READ3res_u
.resok
.count
);
1592 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->READ3res_u
.resok
.count
) {
1593 data
->max_offset
= mdata
->offset
+ res
->READ3res_u
.resok
.count
;
1599 if (data
->num_calls
> 0) {
1600 /* still waiting for more replies */
1605 if (data
->error
!= 0) {
1606 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1607 free_nfs_cb_data(data
);
1611 if (data
->cancel
!= 0) {
1612 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1613 free_nfs_cb_data(data
);
1618 data
->nfsfh
->offset
= data
->max_offset
;
1619 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, data
->buffer
, data
->private_data
);
1621 free_nfs_cb_data(data
);
1625 int nfs_pread_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, uint64_t count
, nfs_cb cb
, void *private_data
)
1627 struct nfs_cb_data
*data
;
1629 data
= malloc(sizeof(struct nfs_cb_data
));
1631 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1634 memset(data
, 0, sizeof(struct nfs_cb_data
));
1637 data
->private_data
= private_data
;
1638 data
->nfsfh
= nfsfh
;
1640 nfsfh
->offset
= offset
;
1642 if (count
<= nfs_get_readmax(nfs
)) {
1645 memset(&args
, 0, sizeof(READ3args
));
1646 args
.file
= nfsfh
->fh
;
1647 args
.offset
= offset
;
1650 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_cb
, &args
, data
) != 0) {
1651 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1652 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1653 free_nfs_cb_data(data
);
1660 assert(data
->num_calls
== 0);
1662 /* trying to read more than maximum server read size, we has to chop it up into smaller
1663 * reads and collect into a reassembly buffer.
1664 * we send all reads in parallel so that performance is still good.
1666 data
->max_offset
= offset
;
1667 data
->start_offset
= offset
;
1669 data
->buffer
= malloc(count
);
1670 if (data
->buffer
== NULL
) {
1671 rpc_set_error(nfs
->rpc
, "Out-Of-Memory: Failed to allocate reassembly buffer for %d bytes", (int)count
);
1672 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1673 free_nfs_cb_data(data
);
1678 uint64_t readcount
= count
;
1679 struct nfs_mcb_data
*mdata
;
1682 if (readcount
> nfs_get_readmax(nfs
)) {
1683 readcount
= nfs_get_readmax(nfs
);
1686 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1687 if (mdata
== NULL
) {
1688 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1689 if (data
->num_calls
== 0)
1690 free_nfs_cb_data(data
);
1693 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1695 mdata
->offset
= offset
;
1696 mdata
->count
= readcount
;
1698 memset(&args
, 0, sizeof(READ3args
));
1699 args
.file
= nfsfh
->fh
;
1700 args
.offset
= offset
;
1701 args
.count
= readcount
;
1703 if (rpc_nfs3_read_async(nfs
->rpc
, nfs_pread_mcb
, &args
, mdata
) != 0) {
1704 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READ call for %s", data
->path
);
1705 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1707 if (data
->num_calls
== 0)
1708 free_nfs_cb_data(data
);
1713 offset
+= readcount
;
1723 int nfs_read_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, nfs_cb cb
, void *private_data
)
1725 return nfs_pread_async(nfs
, nfsfh
, nfsfh
->offset
, count
, cb
, private_data
);
1733 static void nfs_pwrite_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1735 struct nfs_cb_data
*data
= private_data
;
1736 struct nfs_context
*nfs
= data
->nfs
;
1739 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1741 if (status
== RPC_STATUS_ERROR
) {
1742 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1743 free_nfs_cb_data(data
);
1746 if (status
== RPC_STATUS_CANCEL
) {
1747 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1748 free_nfs_cb_data(data
);
1753 if (res
->status
!= NFS3_OK
) {
1754 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1755 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1756 free_nfs_cb_data(data
);
1760 data
->nfsfh
->offset
+= res
->WRITE3res_u
.resok
.count
;
1761 data
->cb(res
->WRITE3res_u
.resok
.count
, nfs
, NULL
, data
->private_data
);
1762 free_nfs_cb_data(data
);
1765 static void nfs_pwrite_mcb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1767 struct nfs_mcb_data
*mdata
= private_data
;
1768 struct nfs_cb_data
*data
= mdata
->data
;
1769 struct nfs_context
*nfs
= data
->nfs
;
1772 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1776 if (status
== RPC_STATUS_ERROR
) {
1777 /* flag the failure but do not invoke callback until we have received all responses */
1780 if (status
== RPC_STATUS_CANCEL
) {
1781 /* flag the cancellation but do not invoke callback until we have received all responses */
1785 if (status
== RPC_STATUS_SUCCESS
) {
1787 if (res
->status
!= NFS3_OK
) {
1788 rpc_set_error(nfs
->rpc
, "NFS: Write failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
1791 if (res
->WRITE3res_u
.resok
.count
> 0) {
1792 if ((unsigned)data
->max_offset
< mdata
->offset
+ res
->WRITE3res_u
.resok
.count
) {
1793 data
->max_offset
= mdata
->offset
+ res
->WRITE3res_u
.resok
.count
;
1799 if (data
->num_calls
> 0) {
1800 /* still waiting for more replies */
1805 if (data
->error
!= 0) {
1806 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1807 free_nfs_cb_data(data
);
1811 if (data
->cancel
!= 0) {
1812 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
1813 free_nfs_cb_data(data
);
1818 data
->nfsfh
->offset
= data
->max_offset
;
1819 data
->cb(data
->max_offset
- data
->start_offset
, nfs
, NULL
, data
->private_data
);
1821 free_nfs_cb_data(data
);
1826 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
)
1828 struct nfs_cb_data
*data
;
1830 data
= malloc(sizeof(struct nfs_cb_data
));
1832 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1835 memset(data
, 0, sizeof(struct nfs_cb_data
));
1838 data
->private_data
= private_data
;
1839 data
->nfsfh
= nfsfh
;
1841 nfsfh
->offset
= offset
;
1843 if (count
<= nfs_get_writemax(nfs
)) {
1846 memset(&args
, 0, sizeof(WRITE3args
));
1847 args
.file
= nfsfh
->fh
;
1848 args
.offset
= offset
;
1850 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1851 args
.data
.data_len
= count
;
1852 args
.data
.data_val
= buf
;
1854 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_cb
, &args
, data
) != 0) {
1855 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1856 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1857 free_nfs_cb_data(data
);
1863 /* hello, clang-analyzer */
1865 assert(data
->num_calls
== 0);
1867 /* trying to write more than maximum server write size, we has to chop it up into smaller
1869 * we send all writes in parallel so that performance is still good.
1871 data
->max_offset
= offset
;
1872 data
->start_offset
= offset
;
1875 uint64_t writecount
= count
;
1876 struct nfs_mcb_data
*mdata
;
1879 if (writecount
> nfs_get_writemax(nfs
)) {
1880 writecount
= nfs_get_writemax(nfs
);
1883 mdata
= malloc(sizeof(struct nfs_mcb_data
));
1884 if (mdata
== NULL
) {
1885 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_mcb_data structure");
1886 if (data
->num_calls
== 0)
1887 free_nfs_cb_data(data
);
1890 memset(mdata
, 0, sizeof(struct nfs_mcb_data
));
1892 mdata
->offset
= offset
;
1893 mdata
->count
= writecount
;
1895 memset(&args
, 0, sizeof(WRITE3args
));
1896 args
.file
= nfsfh
->fh
;
1897 args
.offset
= offset
;
1898 args
.count
= writecount
;
1899 args
.stable
= nfsfh
->is_sync
?FILE_SYNC
:UNSTABLE
;
1900 args
.data
.data_len
= writecount
;
1901 args
.data
.data_val
= &buf
[offset
- data
->start_offset
];
1903 if (rpc_nfs3_write_async(nfs
->rpc
, nfs_pwrite_mcb
, &args
, mdata
) != 0) {
1904 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send WRITE call for %s", data
->path
);
1905 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1907 if (data
->num_calls
== 0)
1908 free_nfs_cb_data(data
);
1913 count
-= writecount
;
1914 offset
+= writecount
;
1924 int nfs_write_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t count
, char *buf
, nfs_cb cb
, void *private_data
)
1926 return nfs_pwrite_async(nfs
, nfsfh
, nfsfh
->offset
, count
, buf
, cb
, private_data
);
1936 int nfs_close_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1938 if (nfsfh
->fh
.data
.data_val
!= NULL
){
1939 free(nfsfh
->fh
.data
.data_val
);
1940 nfsfh
->fh
.data
.data_val
= NULL
;
1944 cb(0, nfs
, NULL
, private_data
);
1955 int nfs_fstat_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
1957 struct nfs_cb_data
*data
;
1958 struct GETATTR3args args
;
1960 data
= malloc(sizeof(struct nfs_cb_data
));
1962 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
1965 memset(data
, 0, sizeof(struct nfs_cb_data
));
1968 data
->private_data
= private_data
;
1970 memset(&args
, 0, sizeof(GETATTR3args
));
1971 args
.object
= nfsfh
->fh
;
1973 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_stat_1_cb
, &args
, data
) != 0) {
1974 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send STAT GETATTR call for %s", data
->path
);
1975 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
1976 free_nfs_cb_data(data
);
1987 static void nfs_fsync_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
1989 struct nfs_cb_data
*data
= private_data
;
1990 struct nfs_context
*nfs
= data
->nfs
;
1993 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
1995 if (status
== RPC_STATUS_ERROR
) {
1996 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
1997 free_nfs_cb_data(data
);
2000 if (status
== RPC_STATUS_CANCEL
) {
2001 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2002 free_nfs_cb_data(data
);
2007 if (res
->status
!= NFS3_OK
) {
2008 rpc_set_error(nfs
->rpc
, "NFS: Commit failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2009 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2010 free_nfs_cb_data(data
);
2014 data
->cb(0, nfs
, NULL
, data
->private_data
);
2015 free_nfs_cb_data(data
);
2018 int nfs_fsync_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, nfs_cb cb
, void *private_data
)
2020 struct nfs_cb_data
*data
;
2021 struct COMMIT3args args
;
2023 data
= malloc(sizeof(struct nfs_cb_data
));
2025 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2028 memset(data
, 0, sizeof(struct nfs_cb_data
));
2031 data
->private_data
= private_data
;
2033 args
.file
= nfsfh
->fh
;
2036 if (rpc_nfs3_commit_async(nfs
->rpc
, nfs_fsync_cb
, &args
, data
) != 0) {
2037 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send COMMIT call for %s", data
->path
);
2038 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2039 free_nfs_cb_data(data
);
2051 static void nfs_ftruncate_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2053 struct nfs_cb_data
*data
= private_data
;
2054 struct nfs_context
*nfs
= data
->nfs
;
2057 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2059 if (status
== RPC_STATUS_ERROR
) {
2060 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2061 free_nfs_cb_data(data
);
2064 if (status
== RPC_STATUS_CANCEL
) {
2065 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2066 free_nfs_cb_data(data
);
2071 if (res
->status
!= NFS3_OK
) {
2072 rpc_set_error(nfs
->rpc
, "NFS: Setattr failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
2073 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2074 free_nfs_cb_data(data
);
2078 data
->cb(0, nfs
, NULL
, data
->private_data
);
2079 free_nfs_cb_data(data
);
2082 int nfs_ftruncate_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t length
, nfs_cb cb
, void *private_data
)
2084 struct nfs_cb_data
*data
;
2087 data
= malloc(sizeof(struct nfs_cb_data
));
2089 rpc_set_error(nfs
->rpc
, "out of memory: failed to allocate nfs_cb_data structure");
2092 memset(data
, 0, sizeof(struct nfs_cb_data
));
2095 data
->private_data
= private_data
;
2097 memset(&args
, 0, sizeof(SETATTR3args
));
2098 args
.object
= nfsfh
->fh
;
2099 args
.new_attributes
.size
.set_it
= 1;
2100 args
.new_attributes
.size
.set_size3_u
.size
= length
;
2102 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_ftruncate_cb
, &args
, data
) != 0) {
2103 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2104 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2105 free_nfs_cb_data(data
);
2115 static int nfs_truncate_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2117 uint64_t offset
= data
->continue_int
;
2120 nfsfh
.fh
= data
->fh
;
2122 if (nfs_ftruncate_async(nfs
, &nfsfh
, offset
, data
->cb
, data
->private_data
) != 0) {
2123 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
2124 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2125 free_nfs_cb_data(data
);
2128 free_nfs_cb_data(data
);
2132 int nfs_truncate_async(struct nfs_context
*nfs
, const char *path
, uint64_t length
, nfs_cb cb
, void *private_data
)
2138 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_truncate_continue_internal
, NULL
, NULL
, offset
) != 0) {
2139 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2152 static void nfs_mkdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2155 struct nfs_cb_data
*data
= private_data
;
2156 struct nfs_context
*nfs
= data
->nfs
;
2157 char *str
= data
->continue_data
;
2159 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2161 str
= &str
[strlen(str
) + 1];
2163 if (status
== RPC_STATUS_ERROR
) {
2164 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2165 free_nfs_cb_data(data
);
2168 if (status
== RPC_STATUS_CANCEL
) {
2169 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2170 free_nfs_cb_data(data
);
2175 if (res
->status
!= NFS3_OK
) {
2176 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
));
2177 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2178 free_nfs_cb_data(data
);
2182 data
->cb(0, nfs
, NULL
, data
->private_data
);
2183 free_nfs_cb_data(data
);
2186 static int nfs_mkdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2188 char *str
= data
->continue_data
;
2191 str
= &str
[strlen(str
) + 1];
2193 memset(&args
, 0, sizeof(MKDIR3args
));
2194 args
.where
.dir
= data
->fh
;
2195 args
.where
.name
= str
;
2196 args
.attributes
.mode
.set_it
= 1;
2197 args
.attributes
.mode
.set_mode3_u
.mode
= 0755;
2199 if (rpc_nfs3_mkdir_async(nfs
->rpc
, nfs_mkdir_cb
, &args
, data
) != 0) {
2200 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send MKDIR call for %s", data
->path
);
2201 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2202 free_nfs_cb_data(data
);
2208 int nfs_mkdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2213 new_path
= strdup(path
);
2214 if (new_path
== NULL
) {
2215 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2219 ptr
= strrchr(new_path
, '/');
2222 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2227 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2228 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_mkdir_continue_internal
, new_path
, free
, 0) != 0) {
2229 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path component");
2243 static void nfs_rmdir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2246 struct nfs_cb_data
*data
= private_data
;
2247 struct nfs_context
*nfs
= data
->nfs
;
2248 char *str
= data
->continue_data
;
2250 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2252 str
= &str
[strlen(str
) + 1];
2254 if (status
== RPC_STATUS_ERROR
) {
2255 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2256 free_nfs_cb_data(data
);
2259 if (status
== RPC_STATUS_CANCEL
) {
2260 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2261 free_nfs_cb_data(data
);
2266 if (res
->status
!= NFS3_OK
) {
2267 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
));
2268 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2269 free_nfs_cb_data(data
);
2273 data
->cb(0, nfs
, NULL
, data
->private_data
);
2274 free_nfs_cb_data(data
);
2277 static int nfs_rmdir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2279 char *str
= data
->continue_data
;
2282 str
= &str
[strlen(str
) + 1];
2284 args
.object
.dir
= data
->fh
;
2285 args
.object
.name
= str
;
2286 if (rpc_nfs3_rmdir_async(nfs
->rpc
, nfs_rmdir_cb
, &args
, data
) != 0) {
2287 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RMDIR call for %s", data
->path
);
2288 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2289 free_nfs_cb_data(data
);
2295 int nfs_rmdir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2300 new_path
= strdup(path
);
2301 if (new_path
== NULL
) {
2302 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2306 ptr
= strrchr(new_path
, '/');
2309 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2314 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2315 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_rmdir_continue_internal
, new_path
, free
, 0) != 0) {
2316 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2329 static void nfs_create_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2332 struct nfs_cb_data
*data
= private_data
;
2333 struct nfs_context
*nfs
= data
->nfs
;
2334 struct nfsfh
*nfsfh
;
2335 char *str
= data
->continue_data
;
2337 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2339 if (status
== RPC_STATUS_ERROR
) {
2340 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2341 free_nfs_cb_data(data
);
2344 if (status
== RPC_STATUS_CANCEL
) {
2345 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2346 free_nfs_cb_data(data
);
2350 str
= &str
[strlen(str
) + 1];
2352 if (res
->status
!= NFS3_OK
) {
2353 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
));
2354 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2359 nfsfh
= malloc(sizeof(struct nfsfh
));
2360 if (nfsfh
== NULL
) {
2361 rpc_set_error(nfs
->rpc
, "NFS: Failed to allocate nfsfh structure");
2362 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2363 free_nfs_cb_data(data
);
2366 memset(nfsfh
, 0, sizeof(struct nfsfh
));
2368 /* copy the filehandle */
2369 nfsfh
->fh
.data
.data_len
= res
->LOOKUP3res_u
.resok
.object
.data
.data_len
;
2370 nfsfh
->fh
.data
.data_val
= malloc(nfsfh
->fh
.data
.data_len
);
2371 memcpy(nfsfh
->fh
.data
.data_val
, res
->LOOKUP3res_u
.resok
.object
.data
.data_val
, nfsfh
->fh
.data
.data_len
);
2373 data
->cb(0, nfs
, nfsfh
, data
->private_data
);
2374 free_nfs_cb_data(data
);
2379 static void nfs_creat_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2382 struct nfs_cb_data
*data
= private_data
;
2383 struct nfs_context
*nfs
= data
->nfs
;
2384 char *str
= data
->continue_data
;
2387 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2389 if (status
== RPC_STATUS_ERROR
) {
2390 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2391 free_nfs_cb_data(data
);
2394 if (status
== RPC_STATUS_CANCEL
) {
2395 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2396 free_nfs_cb_data(data
);
2400 str
= &str
[strlen(str
) + 1];
2402 if (res
->status
!= NFS3_OK
) {
2403 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
));
2404 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2405 free_nfs_cb_data(data
);
2409 memset(&args
, 0, sizeof(LOOKUP3args
));
2410 args
.what
.dir
= data
->fh
;
2411 args
.what
.name
= str
;
2413 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_create_2_cb
, &args
, data
) != 0) {
2414 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send lookup call for %s/%s", data
->saved_path
, str
);
2415 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2416 free_nfs_cb_data(data
);
2422 static int nfs_creat_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2424 char *str
= data
->continue_data
;
2427 str
= &str
[strlen(str
) + 1];
2429 memset(&args
, 0, sizeof(CREATE3args
));
2430 args
.where
.dir
= data
->fh
;
2431 args
.where
.name
= str
;
2432 args
.how
.mode
= UNCHECKED
;
2433 args
.how
.createhow3_u
.obj_attributes
.mode
.set_it
= 1;
2434 args
.how
.createhow3_u
.obj_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
2436 if (rpc_nfs3_create_async(nfs
->rpc
, nfs_creat_1_cb
, &args
, data
) != 0) {
2437 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send CREATE call for %s/%s", data
->path
, str
);
2438 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2439 free_nfs_cb_data(data
);
2445 int nfs_creat_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
2450 new_path
= strdup(path
);
2451 if (new_path
== NULL
) {
2452 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2456 ptr
= strrchr(new_path
, '/');
2458 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2464 /* new_path now points to the parent directory, and beyond the nul terminator is the new directory to create */
2465 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_creat_continue_internal
, new_path
, free
, mode
) != 0) {
2466 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2479 static void nfs_unlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2482 struct nfs_cb_data
*data
= private_data
;
2483 struct nfs_context
*nfs
= data
->nfs
;
2484 char *str
= data
->continue_data
;
2486 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2488 str
= &str
[strlen(str
) + 1];
2490 if (status
== RPC_STATUS_ERROR
) {
2491 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2492 free_nfs_cb_data(data
);
2495 if (status
== RPC_STATUS_CANCEL
) {
2496 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2497 free_nfs_cb_data(data
);
2502 if (res
->status
!= NFS3_OK
) {
2503 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
));
2504 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2505 free_nfs_cb_data(data
);
2509 data
->cb(0, nfs
, NULL
, data
->private_data
);
2510 free_nfs_cb_data(data
);
2513 static int nfs_unlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2515 char *str
= data
->continue_data
;
2516 struct REMOVE3args args
;
2518 str
= &str
[strlen(str
) + 1];
2520 args
.object
.dir
= data
->fh
;
2521 args
.object
.name
= str
;
2522 if (rpc_nfs3_remove_async(nfs
->rpc
, nfs_unlink_cb
, &args
, data
) != 0) {
2523 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send REMOVE call for %s", data
->path
);
2524 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2525 free_nfs_cb_data(data
);
2531 int nfs_unlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
2536 new_path
= strdup(path
);
2537 if (new_path
== NULL
) {
2538 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2542 ptr
= strrchr(new_path
, '/');
2545 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2550 /* new_path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2551 if (nfs_lookuppath_async(nfs
, new_path
, cb
, private_data
, nfs_unlink_continue_internal
, new_path
, free
, 0) != 0) {
2552 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2563 struct mknod_cb_data
{
2570 static void free_mknod_cb_data(void *ptr
)
2572 struct mknod_cb_data
*data
= ptr
;
2578 static void nfs_mknod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2581 struct nfs_cb_data
*data
= private_data
;
2582 struct nfs_context
*nfs
= data
->nfs
;
2583 char *str
= data
->continue_data
;
2585 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2587 str
= &str
[strlen(str
) + 1];
2589 if (status
== RPC_STATUS_ERROR
) {
2590 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2591 free_nfs_cb_data(data
);
2594 if (status
== RPC_STATUS_CANCEL
) {
2595 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2596 free_nfs_cb_data(data
);
2601 if (res
->status
!= NFS3_OK
) {
2602 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
));
2603 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2604 free_nfs_cb_data(data
);
2608 data
->cb(0, nfs
, NULL
, data
->private_data
);
2609 free_nfs_cb_data(data
);
2612 static int nfs_mknod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
2614 struct mknod_cb_data
*cb_data
= data
->continue_data
;
2615 char *str
= cb_data
->path
;
2618 str
= &str
[strlen(str
) + 1];
2620 args
.where
.dir
= data
->fh
;
2621 args
.where
.name
= str
;
2622 switch (cb_data
->mode
& S_IFMT
) {
2624 args
.what
.type
= NF3CHR
;
2625 args
.what
.mknoddata3_u
.chr_device
.dev_attributes
.mode
.set_it
= 1;
2626 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
);
2627 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata1
= cb_data
->major
;
2628 args
.what
.mknoddata3_u
.chr_device
.spec
.specdata2
= cb_data
->minor
;
2631 args
.what
.type
= NF3BLK
;
2632 args
.what
.mknoddata3_u
.blk_device
.dev_attributes
.mode
.set_it
= 1;
2633 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
);
2634 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata1
= cb_data
->major
;
2635 args
.what
.mknoddata3_u
.blk_device
.spec
.specdata2
= cb_data
->minor
;
2637 args
.what
.type
= NF3SOCK
;
2638 args
.what
.mknoddata3_u
.sock_attributes
.mode
.set_it
= 1;
2639 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
);
2642 args
.what
.type
= NF3FIFO
;
2643 args
.what
.mknoddata3_u
.pipe_attributes
.mode
.set_it
= 1;
2644 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
);
2647 rpc_set_error(nfs
->rpc
, "Invalid file type for NFS3/MKNOD call");
2648 data
->cb(-EINVAL
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2649 free_nfs_cb_data(data
);
2653 if (rpc_nfs3_mknod_async(nfs
->rpc
, nfs_mknod_cb
, &args
, data
) != 0) {
2654 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2655 free_nfs_cb_data(data
);
2661 int nfs_mknod_async(struct nfs_context
*nfs
, const char *path
, int mode
, int dev
, nfs_cb cb
, void *private_data
)
2664 struct mknod_cb_data
*cb_data
;
2666 cb_data
= malloc(sizeof(struct mknod_cb_data
));
2667 if (cb_data
== NULL
) {
2668 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for cb data");
2672 cb_data
->path
= strdup(path
);
2673 if (cb_data
->path
== NULL
) {
2674 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for path");
2679 ptr
= strrchr(cb_data
->path
, '/');
2681 rpc_set_error(nfs
->rpc
, "Invalid path %s", path
);
2682 free_mknod_cb_data(cb_data
);
2687 cb_data
->mode
= mode
;
2688 cb_data
->major
= major(dev
);
2689 cb_data
->minor
= minor(dev
);
2691 /* data->path now points to the parent directory, and beyond the nul terminateor is the new directory to create */
2692 if (nfs_lookuppath_async(nfs
, cb_data
->path
, cb
, private_data
, nfs_mknod_continue_internal
, cb_data
, free_mknod_cb_data
, 0) != 0) {
2693 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
2704 /* ReadDirPlus Emulation Callback data */
2705 struct rdpe_cb_data
{
2708 struct nfs_cb_data
*data
;
2711 /* ReadDirPlus Emulation LOOKUP Callback data */
2712 struct rdpe_lookup_cb_data
{
2713 struct rdpe_cb_data
*rdpe_cb_data
;
2714 struct nfsdirent
*nfsdirent
;
2717 /* Workaround for servers lacking READDIRPLUS, use READDIR instead and a GETATTR-loop */
2718 static void nfs_opendir3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2720 LOOKUP3res
*res
= command_data
;
2721 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
= private_data
;
2722 struct rdpe_cb_data
*rdpe_cb_data
= rdpe_lookup_cb_data
->rdpe_cb_data
;
2723 struct nfs_cb_data
*data
= rdpe_cb_data
->data
;
2724 struct nfsdir
*nfsdir
= data
->continue_data
;
2725 struct nfs_context
*nfs
= data
->nfs
;
2726 struct nfsdirent
*nfsdirent
= rdpe_lookup_cb_data
->nfsdirent
;
2728 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2730 free(rdpe_lookup_cb_data
);
2732 rdpe_cb_data
->getattrcount
--;
2734 if (status
== RPC_STATUS_ERROR
) {
2735 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2736 "failed with RPC_STATUS_ERROR");
2737 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2739 if (status
== RPC_STATUS_CANCEL
) {
2740 rpc_set_error(nfs
->rpc
, "LOOKUP during READDIRPLUS emulation "
2741 "failed with RPC_STATUS_CANCEL");
2742 rdpe_cb_data
->status
= RPC_STATUS_CANCEL
;
2744 if (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3_OK
) {
2745 if (res
->LOOKUP3res_u
.resok
.obj_attributes
.attributes_follow
) {
2746 fattr3
*attributes
= &res
->LOOKUP3res_u
.resok
.obj_attributes
.post_op_attr_u
.attributes
;
2748 nfsdirent
->type
= attributes
->type
;
2749 nfsdirent
->mode
= attributes
->mode
;
2750 nfsdirent
->size
= attributes
->size
;
2752 nfsdirent
->atime
.tv_sec
= attributes
->atime
.seconds
;
2753 nfsdirent
->atime
.tv_usec
= attributes
->atime
.nseconds
/1000;
2754 nfsdirent
->mtime
.tv_sec
= attributes
->mtime
.seconds
;
2755 nfsdirent
->mtime
.tv_usec
= attributes
->mtime
.nseconds
/1000;
2756 nfsdirent
->ctime
.tv_sec
= attributes
->ctime
.seconds
;
2757 nfsdirent
->ctime
.tv_usec
= attributes
->ctime
.nseconds
/1000;
2758 nfsdirent
->uid
= attributes
->uid
;
2759 nfsdirent
->gid
= attributes
->gid
;
2763 if (rdpe_cb_data
->getattrcount
== 0) {
2764 if (rdpe_cb_data
->status
!= RPC_STATUS_SUCCESS
) {
2765 rpc_set_error(nfs
->rpc
, "READDIRPLUS emulation "
2766 "failed: %s", rpc_get_error(rpc
));
2767 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
),
2768 data
->private_data
);
2769 nfs_free_nfsdir(nfsdir
);
2771 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
2775 data
->continue_data
= NULL
;
2776 free_nfs_cb_data(data
);
2780 static void nfs_opendir2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2782 READDIR3res
*res
= command_data
;
2783 struct nfs_cb_data
*data
= private_data
;
2784 struct nfs_context
*nfs
= data
->nfs
;
2785 struct nfsdir
*nfsdir
= data
->continue_data
;
2786 struct nfsdirent
*nfsdirent
;
2787 struct entry3
*entry
;
2788 uint64_t cookie
= 0;
2789 struct rdpe_cb_data
*rdpe_cb_data
;
2791 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2793 if (status
== RPC_STATUS_ERROR
) {
2794 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
2795 nfs_free_nfsdir(nfsdir
);
2796 data
->continue_data
= NULL
;
2797 free_nfs_cb_data(data
);
2801 if (status
== RPC_STATUS_CANCEL
) {
2802 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2803 nfs_free_nfsdir(nfsdir
);
2804 data
->continue_data
= NULL
;
2805 free_nfs_cb_data(data
);
2809 if (res
->status
!= NFS3_OK
) {
2810 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
));
2811 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2812 nfs_free_nfsdir(nfsdir
);
2813 data
->continue_data
= NULL
;
2814 free_nfs_cb_data(data
);
2818 entry
=res
->READDIR3res_u
.resok
.reply
.entries
;
2819 while (entry
!= NULL
) {
2820 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2821 if (nfsdirent
== NULL
) {
2822 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2823 nfs_free_nfsdir(nfsdir
);
2824 data
->continue_data
= NULL
;
2825 free_nfs_cb_data(data
);
2828 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2829 nfsdirent
->name
= strdup(entry
->name
);
2830 if (nfsdirent
->name
== NULL
) {
2831 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2833 nfs_free_nfsdir(nfsdir
);
2834 data
->continue_data
= NULL
;
2835 free_nfs_cb_data(data
);
2838 nfsdirent
->inode
= entry
->fileid
;
2840 nfsdirent
->next
= nfsdir
->entries
;
2841 nfsdir
->entries
= nfsdirent
;
2843 cookie
= entry
->cookie
;
2844 entry
= entry
->nextentry
;
2847 if (res
->READDIR3res_u
.resok
.reply
.eof
== 0) {
2850 args
.dir
= data
->fh
;
2851 args
.cookie
= cookie
;
2852 memcpy(&args
.cookieverf
, res
->READDIR3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
2855 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2856 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2857 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2858 nfs_free_nfsdir(nfsdir
);
2859 data
->continue_data
= NULL
;
2860 free_nfs_cb_data(data
);
2866 /* steal the dirhandle */
2867 nfsdir
->current
= nfsdir
->entries
;
2869 rdpe_cb_data
= malloc(sizeof(struct rdpe_cb_data
));
2870 rdpe_cb_data
->getattrcount
= 0;
2871 rdpe_cb_data
->status
= RPC_STATUS_SUCCESS
;
2872 rdpe_cb_data
->data
= data
;
2873 for (nfsdirent
= nfsdir
->entries
; nfsdirent
; nfsdirent
= nfsdirent
->next
) {
2874 struct rdpe_lookup_cb_data
*rdpe_lookup_cb_data
;
2877 rdpe_lookup_cb_data
= malloc(sizeof(struct rdpe_lookup_cb_data
));
2878 rdpe_lookup_cb_data
->rdpe_cb_data
= rdpe_cb_data
;
2879 rdpe_lookup_cb_data
->nfsdirent
= nfsdirent
;
2881 memset(&args
, 0, sizeof(LOOKUP3args
));
2882 args
.what
.dir
= data
->fh
;
2883 args
.what
.name
= nfsdirent
->name
;
2885 if (rpc_nfs3_lookup_async(nfs
->rpc
, nfs_opendir3_cb
, &args
, rdpe_lookup_cb_data
) != 0) {
2886 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR LOOKUP call");
2888 /* if we have already commands in flight, we cant just stop, we have to wait for the
2889 * commands in flight to complete
2891 if (rdpe_cb_data
->getattrcount
> 0) {
2892 nfs_free_nfsdir(nfsdir
);
2893 data
->continue_data
= NULL
;
2894 free_nfs_cb_data(data
);
2895 rdpe_cb_data
->status
= RPC_STATUS_ERROR
;
2896 free(rdpe_lookup_cb_data
);
2900 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2901 nfs_free_nfsdir(nfsdir
);
2902 data
->continue_data
= NULL
;
2903 free_nfs_cb_data(data
);
2904 free(rdpe_lookup_cb_data
);
2908 rdpe_cb_data
->getattrcount
++;
2912 static void nfs_opendir_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
2914 READDIRPLUS3res
*res
= command_data
;
2915 struct nfs_cb_data
*data
= private_data
;
2916 struct nfs_context
*nfs
= data
->nfs
;
2917 struct nfsdir
*nfsdir
= data
->continue_data
;
2918 struct entryplus3
*entry
;
2919 uint64_t cookie
= 0;
2921 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
2923 if (status
== RPC_STATUS_ERROR
|| (status
== RPC_STATUS_SUCCESS
&& res
->status
== NFS3ERR_NOTSUPP
) ){
2926 args
.dir
= data
->fh
;
2927 args
.cookie
= cookie
;
2928 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
2931 if (rpc_nfs3_readdir_async(nfs
->rpc
, nfs_opendir2_cb
, &args
, data
) != 0) {
2932 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIR call for %s", data
->path
);
2933 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2934 nfs_free_nfsdir(nfsdir
);
2935 data
->continue_data
= NULL
;
2936 free_nfs_cb_data(data
);
2942 if (status
== RPC_STATUS_CANCEL
) {
2943 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
2944 nfs_free_nfsdir(nfsdir
);
2945 data
->continue_data
= NULL
;
2946 free_nfs_cb_data(data
);
2950 if (res
->status
!= NFS3_OK
) {
2951 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
));
2952 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
2953 nfs_free_nfsdir(nfsdir
);
2954 data
->continue_data
= NULL
;
2955 free_nfs_cb_data(data
);
2959 entry
=res
->READDIRPLUS3res_u
.resok
.reply
.entries
;
2960 while (entry
!= NULL
) {
2961 struct nfsdirent
*nfsdirent
;
2963 nfsdirent
= malloc(sizeof(struct nfsdirent
));
2964 if (nfsdirent
== NULL
) {
2965 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent", data
->private_data
);
2966 nfs_free_nfsdir(nfsdir
);
2967 data
->continue_data
= NULL
;
2968 free_nfs_cb_data(data
);
2971 memset(nfsdirent
, 0, sizeof(struct nfsdirent
));
2972 nfsdirent
->name
= strdup(entry
->name
);
2973 if (nfsdirent
->name
== NULL
) {
2974 data
->cb(-ENOMEM
, nfs
, "Failed to allocate dirent->name", data
->private_data
);
2976 nfs_free_nfsdir(nfsdir
);
2977 data
->continue_data
= NULL
;
2978 free_nfs_cb_data(data
);
2981 nfsdirent
->inode
= entry
->fileid
;
2982 if (entry
->name_attributes
.attributes_follow
) {
2983 nfsdirent
->type
= entry
->name_attributes
.post_op_attr_u
.attributes
.type
;
2984 nfsdirent
->mode
= entry
->name_attributes
.post_op_attr_u
.attributes
.mode
;
2985 nfsdirent
->size
= entry
->name_attributes
.post_op_attr_u
.attributes
.size
;
2987 nfsdirent
->atime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.seconds
;
2988 nfsdirent
->atime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.atime
.nseconds
/1000;
2989 nfsdirent
->mtime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.seconds
;
2990 nfsdirent
->mtime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.mtime
.nseconds
/1000;
2991 nfsdirent
->ctime
.tv_sec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.seconds
;
2992 nfsdirent
->ctime
.tv_usec
= entry
->name_attributes
.post_op_attr_u
.attributes
.ctime
.nseconds
/1000;
2993 nfsdirent
->uid
= entry
->name_attributes
.post_op_attr_u
.attributes
.uid
;
2994 nfsdirent
->gid
= entry
->name_attributes
.post_op_attr_u
.attributes
.gid
;
2997 nfsdirent
->next
= nfsdir
->entries
;
2998 nfsdir
->entries
= nfsdirent
;
3000 cookie
= entry
->cookie
;
3001 entry
= entry
->nextentry
;
3004 if (res
->READDIRPLUS3res_u
.resok
.reply
.eof
== 0) {
3005 READDIRPLUS3args args
;
3007 args
.dir
= data
->fh
;
3008 args
.cookie
= cookie
;
3009 memcpy(&args
.cookieverf
, res
->READDIRPLUS3res_u
.resok
.cookieverf
, sizeof(cookieverf3
));
3010 args
.dircount
= 8192;
3011 args
.maxcount
= 8192;
3013 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3014 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3015 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3016 nfs_free_nfsdir(nfsdir
);
3017 data
->continue_data
= NULL
;
3018 free_nfs_cb_data(data
);
3024 /* steal the dirhandle */
3025 data
->continue_data
= NULL
;
3026 nfsdir
->current
= nfsdir
->entries
;
3028 data
->cb(0, nfs
, nfsdir
, data
->private_data
);
3029 free_nfs_cb_data(data
);
3032 static int nfs_opendir_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3034 READDIRPLUS3args args
;
3036 args
.dir
= data
->fh
;
3038 memset(&args
.cookieverf
, 0, sizeof(cookieverf3
));
3039 args
.dircount
= 8192;
3040 args
.maxcount
= 8192;
3041 if (rpc_nfs3_readdirplus_async(nfs
->rpc
, nfs_opendir_cb
, &args
, data
) != 0) {
3042 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READDIRPLUS call for %s", data
->path
);
3043 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3044 free_nfs_cb_data(data
);
3050 int nfs_opendir_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3052 struct nfsdir
*nfsdir
;
3054 nfsdir
= malloc(sizeof(struct nfsdir
));
3055 if (nfsdir
== NULL
) {
3056 rpc_set_error(nfs
->rpc
, "failed to allocate buffer for nfsdir");
3059 memset(nfsdir
, 0, sizeof(struct nfsdir
));
3061 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_opendir_continue_internal
, nfsdir
, free
, 0) != 0) {
3062 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3070 struct nfsdirent
*nfs_readdir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3072 struct nfsdirent
*nfsdirent
= nfsdir
->current
;
3074 if (nfsdir
->current
!= NULL
) {
3075 nfsdir
->current
= nfsdir
->current
->next
;
3084 void nfs_closedir(struct nfs_context
*nfs _U_
, struct nfsdir
*nfsdir
)
3086 nfs_free_nfsdir(nfsdir
);
3093 void nfs_getcwd(struct nfs_context
*nfs
, const char **cwd
)
3104 struct lseek_cb_data
{
3105 struct nfs_context
*nfs
;
3106 struct nfsfh
*nfsfh
;
3112 static void nfs_lseek_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3115 struct lseek_cb_data
*data
= private_data
;
3116 struct nfs_context
*nfs
= data
->nfs
;
3118 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3120 if (status
== RPC_STATUS_ERROR
) {
3121 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3125 if (status
== RPC_STATUS_CANCEL
) {
3126 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3132 if (res
->status
!= NFS3_OK
) {
3133 rpc_set_error(nfs
->rpc
, "NFS: GETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3134 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3139 data
->nfsfh
->offset
= data
->offset
+ res
->GETATTR3res_u
.resok
.obj_attributes
.size
;
3140 data
->cb(0, nfs
, &data
->nfsfh
->offset
, data
->private_data
);
3144 int nfs_lseek_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, uint64_t offset
, int whence
, nfs_cb cb
, void *private_data
)
3146 struct lseek_cb_data
*data
;
3147 struct GETATTR3args args
;
3149 if (whence
== SEEK_SET
) {
3150 nfsfh
->offset
= offset
;
3151 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3154 if (whence
== SEEK_CUR
) {
3155 nfsfh
->offset
+= offset
;
3156 cb(0, nfs
, &nfsfh
->offset
, private_data
);
3160 data
= malloc(sizeof(struct lseek_cb_data
));
3162 rpc_set_error(nfs
->rpc
, "Out Of Memory: Failed to malloc lseek cb data");
3167 data
->nfsfh
= nfsfh
;
3168 data
->offset
= offset
;
3170 data
->private_data
= private_data
;
3172 memset(&args
, 0, sizeof(GETATTR3args
));
3173 args
.object
= nfsfh
->fh
;
3175 if (rpc_nfs3_getattr_async(nfs
->rpc
, nfs_lseek_1_cb
, &args
, data
) != 0) {
3176 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LSEEK GETATTR call");
3189 static void nfs_statvfs_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3192 struct nfs_cb_data
*data
= private_data
;
3193 struct nfs_context
*nfs
= data
->nfs
;
3194 struct statvfs svfs
;
3196 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3198 if (status
== RPC_STATUS_ERROR
) {
3199 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3200 free_nfs_cb_data(data
);
3203 if (status
== RPC_STATUS_CANCEL
) {
3204 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3205 free_nfs_cb_data(data
);
3210 if (res
->status
!= NFS3_OK
) {
3211 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
));
3212 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3213 free_nfs_cb_data(data
);
3217 svfs
.f_bsize
= 4096;
3218 svfs
.f_frsize
= 4096;
3219 svfs
.f_blocks
= res
->FSSTAT3res_u
.resok
.tbytes
/4096;
3220 svfs
.f_bfree
= res
->FSSTAT3res_u
.resok
.fbytes
/4096;
3221 svfs
.f_bavail
= res
->FSSTAT3res_u
.resok
.abytes
/4096;
3222 svfs
.f_files
= res
->FSSTAT3res_u
.resok
.tfiles
;
3223 svfs
.f_ffree
= res
->FSSTAT3res_u
.resok
.ffiles
;
3224 #if !defined(ANDROID)
3225 svfs
.f_favail
= res
->FSSTAT3res_u
.resok
.afiles
;
3228 svfs
.f_namemax
= 256;
3231 data
->cb(0, nfs
, &svfs
, data
->private_data
);
3232 free_nfs_cb_data(data
);
3235 static int nfs_statvfs_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3239 args
.fsroot
= data
->fh
;
3240 if (rpc_nfs3_fsstat_async(nfs
->rpc
, nfs_statvfs_1_cb
, &args
, data
) != 0) {
3241 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send FSSTAT call for %s", data
->path
);
3242 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3243 free_nfs_cb_data(data
);
3249 int nfs_statvfs_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3251 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_statvfs_continue_internal
, NULL
, NULL
, 0) != 0) {
3252 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3265 static void nfs_readlink_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3268 struct nfs_cb_data
*data
= private_data
;
3269 struct nfs_context
*nfs
= data
->nfs
;
3271 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3273 if (status
== RPC_STATUS_ERROR
) {
3274 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3275 free_nfs_cb_data(data
);
3278 if (status
== RPC_STATUS_CANCEL
) {
3279 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3280 free_nfs_cb_data(data
);
3285 if (res
->status
!= NFS3_OK
) {
3286 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
));
3287 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3288 free_nfs_cb_data(data
);
3293 data
->cb(0, nfs
, res
->READLINK3res_u
.resok
.data
, data
->private_data
);
3294 free_nfs_cb_data(data
);
3297 static int nfs_readlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3301 args
.symlink
= data
->fh
;
3303 if (rpc_nfs3_readlink_async(nfs
->rpc
, nfs_readlink_1_cb
, &args
, data
) != 0) {
3304 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send READLINK call for %s", data
->path
);
3305 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3306 free_nfs_cb_data(data
);
3312 int nfs_readlink_async(struct nfs_context
*nfs
, const char *path
, nfs_cb cb
, void *private_data
)
3314 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_readlink_continue_internal
, NULL
, NULL
, 0) != 0) {
3315 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3328 static void nfs_chmod_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3330 struct nfs_cb_data
*data
= private_data
;
3331 struct nfs_context
*nfs
= data
->nfs
;
3334 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3336 if (status
== RPC_STATUS_ERROR
) {
3337 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3338 free_nfs_cb_data(data
);
3341 if (status
== RPC_STATUS_CANCEL
) {
3342 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3343 free_nfs_cb_data(data
);
3348 if (res
->status
!= NFS3_OK
) {
3349 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3350 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3351 free_nfs_cb_data(data
);
3355 data
->cb(0, nfs
, NULL
, data
->private_data
);
3356 free_nfs_cb_data(data
);
3359 static int nfs_chmod_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3363 memset(&args
, 0, sizeof(SETATTR3args
));
3364 args
.object
= data
->fh
;
3365 args
.new_attributes
.mode
.set_it
= 1;
3366 args
.new_attributes
.mode
.set_mode3_u
.mode
= data
->continue_int
;
3368 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chmod_cb
, &args
, data
) != 0) {
3369 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3370 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3371 free_nfs_cb_data(data
);
3378 int nfs_chmod_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3380 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chmod_continue_internal
, NULL
, NULL
, mode
) != 0) {
3381 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3391 int nfs_fchmod_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int mode
, nfs_cb cb
, void *private_data
)
3393 struct nfs_cb_data
*data
;
3395 data
= malloc(sizeof(struct nfs_cb_data
));
3397 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for nfs mount data");
3400 memset(data
, 0, sizeof(struct nfs_cb_data
));
3403 data
->private_data
= private_data
;
3404 data
->continue_int
= mode
;
3405 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3406 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3407 if (data
->fh
.data
.data_val
== NULL
) {
3408 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3409 free_nfs_cb_data(data
);
3412 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3414 if (nfs_chmod_continue_internal(nfs
, data
) != 0) {
3426 static void nfs_chown_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3428 struct nfs_cb_data
*data
= private_data
;
3429 struct nfs_context
*nfs
= data
->nfs
;
3432 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3434 if (status
== RPC_STATUS_ERROR
) {
3435 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3436 free_nfs_cb_data(data
);
3439 if (status
== RPC_STATUS_CANCEL
) {
3440 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3441 free_nfs_cb_data(data
);
3446 if (res
->status
!= NFS3_OK
) {
3447 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3448 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3449 free_nfs_cb_data(data
);
3453 data
->cb(0, nfs
, NULL
, data
->private_data
);
3454 free_nfs_cb_data(data
);
3457 struct nfs_chown_data
{
3462 static int nfs_chown_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3465 struct nfs_chown_data
*chown_data
= data
->continue_data
;
3467 memset(&args
, 0, sizeof(SETATTR3args
));
3468 args
.object
= data
->fh
;
3469 if (chown_data
->uid
!= (uid_t
)-1) {
3470 args
.new_attributes
.uid
.set_it
= 1;
3471 args
.new_attributes
.uid
.set_uid3_u
.uid
= chown_data
->uid
;
3473 if (chown_data
->gid
!= (gid_t
)-1) {
3474 args
.new_attributes
.gid
.set_it
= 1;
3475 args
.new_attributes
.gid
.set_gid3_u
.gid
= chown_data
->gid
;
3478 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_chown_cb
, &args
, data
) != 0) {
3479 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3480 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3481 free_nfs_cb_data(data
);
3488 int nfs_chown_async(struct nfs_context
*nfs
, const char *path
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3490 struct nfs_chown_data
*chown_data
;
3492 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3493 if (chown_data
== NULL
) {
3494 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3498 chown_data
->uid
= uid
;
3499 chown_data
->gid
= gid
;
3501 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_chown_continue_internal
, chown_data
, free
, 0) != 0) {
3502 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3513 int nfs_fchown_async(struct nfs_context
*nfs
, struct nfsfh
*nfsfh
, int uid
, int gid
, nfs_cb cb
, void *private_data
)
3515 struct nfs_cb_data
*data
;
3516 struct nfs_chown_data
*chown_data
;
3518 chown_data
= malloc(sizeof(struct nfs_chown_data
));
3519 if (chown_data
== NULL
) {
3520 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for chown data structure");
3524 chown_data
->uid
= uid
;
3525 chown_data
->gid
= gid
;
3527 data
= malloc(sizeof(struct nfs_cb_data
));
3529 rpc_set_error(nfs
->rpc
, "out of memory. failed to allocate memory for fchown data");
3533 memset(data
, 0, sizeof(struct nfs_cb_data
));
3536 data
->private_data
= private_data
;
3537 data
->continue_data
= chown_data
;
3538 data
->free_continue_data
= free
;
3539 data
->fh
.data
.data_len
= nfsfh
->fh
.data
.data_len
;
3540 data
->fh
.data
.data_val
= malloc(data
->fh
.data
.data_len
);
3541 if (data
->fh
.data
.data_val
== NULL
) {
3542 rpc_set_error(nfs
->rpc
, "Out of memory: Failed to allocate fh");
3543 free_nfs_cb_data(data
);
3546 memcpy(data
->fh
.data
.data_val
, nfsfh
->fh
.data
.data_val
, data
->fh
.data
.data_len
);
3548 if (nfs_chown_continue_internal(nfs
, data
) != 0) {
3562 static void nfs_utimes_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3564 struct nfs_cb_data
*data
= private_data
;
3565 struct nfs_context
*nfs
= data
->nfs
;
3568 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3570 if (status
== RPC_STATUS_ERROR
) {
3571 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3572 free_nfs_cb_data(data
);
3575 if (status
== RPC_STATUS_CANCEL
) {
3576 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3577 free_nfs_cb_data(data
);
3582 if (res
->status
!= NFS3_OK
) {
3583 rpc_set_error(nfs
->rpc
, "NFS: SETATTR failed with %s(%d)", nfsstat3_to_str(res
->status
), nfsstat3_to_errno(res
->status
));
3584 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3585 free_nfs_cb_data(data
);
3589 data
->cb(0, nfs
, NULL
, data
->private_data
);
3590 free_nfs_cb_data(data
);
3593 static int nfs_utimes_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3596 struct timeval
*utimes_data
= data
->continue_data
;
3598 memset(&args
, 0, sizeof(SETATTR3args
));
3599 args
.object
= data
->fh
;
3600 if (utimes_data
!= NULL
) {
3601 args
.new_attributes
.atime
.set_it
= SET_TO_CLIENT_TIME
;
3602 args
.new_attributes
.atime
.set_atime_u
.atime
.seconds
= utimes_data
[0].tv_sec
;
3603 args
.new_attributes
.atime
.set_atime_u
.atime
.nseconds
= utimes_data
[0].tv_usec
* 1000;
3604 args
.new_attributes
.mtime
.set_it
= SET_TO_CLIENT_TIME
;
3605 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.seconds
= utimes_data
[1].tv_sec
;
3606 args
.new_attributes
.mtime
.set_mtime_u
.mtime
.nseconds
= utimes_data
[1].tv_usec
* 1000;
3608 args
.new_attributes
.atime
.set_it
= SET_TO_SERVER_TIME
;
3609 args
.new_attributes
.mtime
.set_it
= SET_TO_SERVER_TIME
;
3612 if (rpc_nfs3_setattr_async(nfs
->rpc
, nfs_utimes_cb
, &args
, data
) != 0) {
3613 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SETATTR call for %s", data
->path
);
3614 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3615 free_nfs_cb_data(data
);
3622 int nfs_utimes_async(struct nfs_context
*nfs
, const char *path
, struct timeval
*times
, nfs_cb cb
, void *private_data
)
3624 struct timeval
*new_times
= NULL
;
3626 if (times
!= NULL
) {
3627 new_times
= malloc(sizeof(struct timeval
)*2);
3628 if (new_times
== NULL
) {
3629 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3633 memcpy(new_times
, times
, sizeof(struct timeval
)*2);
3636 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3637 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3647 int nfs_utime_async(struct nfs_context
*nfs
, const char *path
, struct utimbuf
*times
, nfs_cb cb
, void *private_data
)
3649 struct timeval
*new_times
= NULL
;
3651 if (times
!= NULL
) {
3652 new_times
= malloc(sizeof(struct timeval
)*2);
3653 if (new_times
== NULL
) {
3654 rpc_set_error(nfs
->rpc
, "Failed to allocate memory for timeval structure");
3658 new_times
[0].tv_sec
= times
->actime
;
3659 new_times
[0].tv_usec
= 0;
3660 new_times
[1].tv_sec
= times
->modtime
;
3661 new_times
[1].tv_usec
= 0;
3664 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_utimes_continue_internal
, new_times
, free
, 0) != 0) {
3665 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3676 static void nfs_access_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3679 struct nfs_cb_data
*data
= private_data
;
3680 struct nfs_context
*nfs
= data
->nfs
;
3681 unsigned int nfsmode
= 0;
3683 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3685 if (status
== RPC_STATUS_ERROR
) {
3686 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3687 free_nfs_cb_data(data
);
3690 if (status
== RPC_STATUS_CANCEL
) {
3691 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3692 free_nfs_cb_data(data
);
3697 if (res
->status
!= NFS3_OK
) {
3698 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
));
3699 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3700 free_nfs_cb_data(data
);
3704 if (data
->continue_int
& R_OK
) {
3705 nfsmode
|= ACCESS3_READ
;
3707 if (data
->continue_int
& W_OK
) {
3708 nfsmode
|= ACCESS3_MODIFY
;
3710 if (data
->continue_int
& X_OK
) {
3711 nfsmode
|= ACCESS3_EXECUTE
;
3714 if (res
->ACCESS3res_u
.resok
.access
!= nfsmode
) {
3715 rpc_set_error(nfs
->rpc
, "NFS: ACCESS denied. Required access %c%c%c. Allowed access %c%c%c",
3716 nfsmode
&ACCESS3_READ
?'r':'-',
3717 nfsmode
&ACCESS3_MODIFY
?'w':'-',
3718 nfsmode
&ACCESS3_EXECUTE
?'x':'-',
3719 res
->ACCESS3res_u
.resok
.access
&ACCESS3_READ
?'r':'-',
3720 res
->ACCESS3res_u
.resok
.access
&ACCESS3_MODIFY
?'w':'-',
3721 res
->ACCESS3res_u
.resok
.access
&ACCESS3_EXECUTE
?'x':'-');
3722 data
->cb(-EACCES
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3723 free_nfs_cb_data(data
);
3727 data
->cb(0, nfs
, NULL
, data
->private_data
);
3728 free_nfs_cb_data(data
);
3731 static int nfs_access_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3736 if (data
->continue_int
& R_OK
) {
3737 nfsmode
|= ACCESS3_READ
;
3739 if (data
->continue_int
& W_OK
) {
3740 nfsmode
|= ACCESS3_MODIFY
;
3742 if (data
->continue_int
& X_OK
) {
3743 nfsmode
|= ACCESS3_EXECUTE
;
3746 memset(&args
, 0, sizeof(ACCESS3args
));
3747 args
.object
= data
->fh
;
3748 args
.access
= nfsmode
;
3750 if (rpc_nfs3_access_async(nfs
->rpc
, nfs_access_cb
, &args
, data
) != 0) {
3751 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send OPEN ACCESS call for %s", data
->path
);
3752 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3753 free_nfs_cb_data(data
);
3759 int nfs_access_async(struct nfs_context
*nfs
, const char *path
, int mode
, nfs_cb cb
, void *private_data
)
3761 if (nfs_lookuppath_async(nfs
, path
, cb
, private_data
, nfs_access_continue_internal
, NULL
, NULL
, mode
) != 0) {
3762 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3774 struct nfs_symlink_data
{
3776 char *newpathparent
;
3777 char *newpathobject
;
3780 static void free_nfs_symlink_data(void *mem
)
3782 struct nfs_symlink_data
*data
= mem
;
3784 if (data
->oldpath
!= NULL
) {
3785 free(data
->oldpath
);
3787 if (data
->newpathparent
!= NULL
) {
3788 free(data
->newpathparent
);
3790 if (data
->newpathobject
!= NULL
) {
3791 free(data
->newpathobject
);
3796 static void nfs_symlink_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3799 struct nfs_cb_data
*data
= private_data
;
3800 struct nfs_context
*nfs
= data
->nfs
;
3801 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3803 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3805 if (status
== RPC_STATUS_ERROR
) {
3806 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3807 free_nfs_cb_data(data
);
3810 if (status
== RPC_STATUS_CANCEL
) {
3811 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3812 free_nfs_cb_data(data
);
3817 if (res
->status
!= NFS3_OK
) {
3818 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
));
3819 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3820 free_nfs_cb_data(data
);
3824 data
->cb(0, nfs
, NULL
, data
->private_data
);
3825 free_nfs_cb_data(data
);
3828 static int nfs_symlink_continue_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3830 struct nfs_symlink_data
*symlink_data
= data
->continue_data
;
3833 memset(&args
, 0, sizeof(SYMLINK3args
));
3834 args
.where
.dir
= data
->fh
;
3835 args
.where
.name
= symlink_data
->newpathobject
;
3836 args
.symlink
.symlink_attributes
.mode
.set_it
= 1;
3837 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
;
3838 args
.symlink
.symlink_data
= symlink_data
->oldpath
;
3840 if (rpc_nfs3_symlink_async(nfs
->rpc
, nfs_symlink_cb
, &args
, data
) != 0) {
3841 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send SYMLINK call for %s", data
->path
);
3842 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3843 free_nfs_cb_data(data
);
3849 int nfs_symlink_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
3852 struct nfs_symlink_data
*symlink_data
;
3854 symlink_data
= malloc(sizeof(struct nfs_symlink_data
));
3855 if (symlink_data
== NULL
) {
3856 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for symlink data");
3859 memset(symlink_data
, 0, sizeof(struct nfs_symlink_data
));
3861 symlink_data
->oldpath
= strdup(oldpath
);
3862 if (symlink_data
->oldpath
== NULL
) {
3863 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
3864 free_nfs_symlink_data(symlink_data
);
3868 symlink_data
->newpathparent
= strdup(newpath
);
3869 if (symlink_data
->newpathparent
== NULL
) {
3870 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3871 free_nfs_symlink_data(symlink_data
);
3875 ptr
= strrchr(symlink_data
->newpathparent
, '/');
3877 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
3878 free_nfs_symlink_data(symlink_data
);
3884 symlink_data
->newpathobject
= strdup(ptr
);
3885 if (symlink_data
->newpathobject
== NULL
) {
3886 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate mode buffer for new path");
3887 free_nfs_symlink_data(symlink_data
);
3891 if (nfs_lookuppath_async(nfs
, symlink_data
->newpathparent
, cb
, private_data
, nfs_symlink_continue_internal
, symlink_data
, free_nfs_symlink_data
, 0) != 0) {
3892 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
3904 struct nfs_rename_data
{
3907 struct nfs_fh3 olddir
;
3910 struct nfs_fh3 newdir
;
3913 static void free_nfs_rename_data(void *mem
)
3915 struct nfs_rename_data
*data
= mem
;
3917 if (data
->oldpath
!= NULL
) {
3918 free(data
->oldpath
);
3920 if (data
->olddir
.data
.data_val
!= NULL
) {
3921 free(data
->olddir
.data
.data_val
);
3923 if (data
->newpath
!= NULL
) {
3924 free(data
->newpath
);
3926 if (data
->newdir
.data
.data_val
!= NULL
) {
3927 free(data
->newdir
.data
.data_val
);
3932 static void nfs_rename_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
3935 struct nfs_cb_data
*data
= private_data
;
3936 struct nfs_context
*nfs
= data
->nfs
;
3937 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3939 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
3941 if (status
== RPC_STATUS_ERROR
) {
3942 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
3943 free_nfs_cb_data(data
);
3946 if (status
== RPC_STATUS_CANCEL
) {
3947 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
3948 free_nfs_cb_data(data
);
3953 if (res
->status
!= NFS3_OK
) {
3954 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
));
3955 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3956 free_nfs_cb_data(data
);
3960 data
->cb(0, nfs
, NULL
, data
->private_data
);
3961 free_nfs_cb_data(data
);
3964 static int nfs_rename_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3966 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3969 /* steal the filehandle */
3970 rename_data
->newdir
= data
->fh
;
3971 data
->fh
.data
.data_val
= NULL
;
3973 args
.from
.dir
= rename_data
->olddir
;
3974 args
.from
.name
= rename_data
->oldobject
;
3975 args
.to
.dir
= rename_data
->newdir
;
3976 args
.to
.name
= rename_data
->newobject
;
3977 if (rpc_nfs3_rename_async(nfs
->rpc
, nfs_rename_cb
, &args
, data
) != 0) {
3978 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send RENAME call for %s", data
->path
);
3979 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3980 free_nfs_cb_data(data
);
3987 static int nfs_rename_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
3989 struct nfs_rename_data
*rename_data
= data
->continue_data
;
3990 char* newpath
= strdup(rename_data
->newpath
);
3992 rpc_set_error(nfs
->rpc
, "Out of memory. Could not allocate memory to store target path for rename");
3993 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
3994 free_nfs_cb_data(data
);
3998 /* steal the filehandle */
3999 rename_data
->olddir
= data
->fh
;
4000 data
->fh
.data
.data_val
= NULL
;
4002 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) {
4003 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", newpath
);
4004 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4005 free_nfs_cb_data(data
);
4009 data
->continue_data
= NULL
;
4010 free_nfs_cb_data(data
);
4017 int nfs_rename_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4020 struct nfs_rename_data
*rename_data
;
4022 rename_data
= malloc(sizeof(struct nfs_rename_data
));
4023 if (rename_data
== NULL
) {
4024 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for rename data");
4027 memset(rename_data
, 0, sizeof(struct nfs_rename_data
));
4029 rename_data
->oldpath
= strdup(oldpath
);
4030 if (rename_data
->oldpath
== NULL
) {
4031 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4032 free_nfs_rename_data(rename_data
);
4035 ptr
= strrchr(rename_data
->oldpath
, '/');
4037 rpc_set_error(nfs
->rpc
, "Invalid path %s", oldpath
);
4038 free_nfs_rename_data(rename_data
);
4043 rename_data
->oldobject
= ptr
;
4046 rename_data
->newpath
= strdup(newpath
);
4047 if (rename_data
->newpath
== NULL
) {
4048 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4049 free_nfs_rename_data(rename_data
);
4052 ptr
= strrchr(rename_data
->newpath
, '/');
4054 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4055 free_nfs_rename_data(rename_data
);
4060 rename_data
->newobject
= ptr
;
4063 if (nfs_lookuppath_async(nfs
, rename_data
->oldpath
, cb
, private_data
, nfs_rename_continue_1_internal
, rename_data
, free_nfs_rename_data
, 0) != 0) {
4064 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4075 struct nfs_link_data
{
4077 struct nfs_fh3 oldfh
;
4080 struct nfs_fh3 newdir
;
4083 static void free_nfs_link_data(void *mem
)
4085 struct nfs_link_data
*data
= mem
;
4087 if (data
->oldpath
!= NULL
) {
4088 free(data
->oldpath
);
4090 if (data
->oldfh
.data
.data_val
!= NULL
) {
4091 free(data
->oldfh
.data
.data_val
);
4093 if (data
->newpath
!= NULL
) {
4094 free(data
->newpath
);
4096 if (data
->newdir
.data
.data_val
!= NULL
) {
4097 free(data
->newdir
.data
.data_val
);
4102 static void nfs_link_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4105 struct nfs_cb_data
*data
= private_data
;
4106 struct nfs_context
*nfs
= data
->nfs
;
4107 struct nfs_link_data
*link_data
= data
->continue_data
;
4109 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4111 if (status
== RPC_STATUS_ERROR
) {
4112 data
->cb(-EFAULT
, nfs
, command_data
, data
->private_data
);
4113 free_nfs_cb_data(data
);
4116 if (status
== RPC_STATUS_CANCEL
) {
4117 data
->cb(-EINTR
, nfs
, "Command was cancelled", data
->private_data
);
4118 free_nfs_cb_data(data
);
4123 if (res
->status
!= NFS3_OK
) {
4124 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
));
4125 data
->cb(nfsstat3_to_errno(res
->status
), nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4126 free_nfs_cb_data(data
);
4130 data
->cb(0, nfs
, NULL
, data
->private_data
);
4131 free_nfs_cb_data(data
);
4134 static int nfs_link_continue_2_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4136 struct nfs_link_data
*link_data
= data
->continue_data
;
4139 /* steal the filehandle */
4140 link_data
->newdir
= data
->fh
;
4141 data
->fh
.data
.data_val
= NULL
;
4143 memset(&args
, 0, sizeof(LINK3args
));
4144 args
.file
= link_data
->oldfh
;
4145 args
.link
.dir
= link_data
->newdir
;
4146 args
.link
.name
= link_data
->newobject
;
4147 if (rpc_nfs3_link_async(nfs
->rpc
, nfs_link_cb
, &args
, data
) != 0) {
4148 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LINK call for %s", data
->path
);
4149 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4150 free_nfs_cb_data(data
);
4157 static int nfs_link_continue_1_internal(struct nfs_context
*nfs
, struct nfs_cb_data
*data
)
4159 struct nfs_link_data
*link_data
= data
->continue_data
;
4161 /* steal the filehandle */
4162 link_data
->oldfh
= data
->fh
;
4163 data
->fh
.data
.data_val
= NULL
;
4165 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) {
4166 rpc_set_error(nfs
->rpc
, "RPC error: Failed to send LOOKUP call for %s", link_data
->newpath
);
4167 data
->cb(-ENOMEM
, nfs
, rpc_get_error(nfs
->rpc
), data
->private_data
);
4168 free_nfs_cb_data(data
);
4171 data
->continue_data
= NULL
;
4172 free_nfs_cb_data(data
);
4178 int nfs_link_async(struct nfs_context
*nfs
, const char *oldpath
, const char *newpath
, nfs_cb cb
, void *private_data
)
4181 struct nfs_link_data
*link_data
;
4183 link_data
= malloc(sizeof(struct nfs_link_data
));
4184 if (link_data
== NULL
) {
4185 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for link data");
4188 memset(link_data
, 0, sizeof(struct nfs_link_data
));
4190 link_data
->oldpath
= strdup(oldpath
);
4191 if (link_data
->oldpath
== NULL
) {
4192 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for oldpath");
4193 free_nfs_link_data(link_data
);
4197 link_data
->newpath
= strdup(newpath
);
4198 if (link_data
->newpath
== NULL
) {
4199 rpc_set_error(nfs
->rpc
, "Out of memory, failed to allocate buffer for newpath");
4200 free_nfs_link_data(link_data
);
4203 ptr
= strrchr(link_data
->newpath
, '/');
4205 rpc_set_error(nfs
->rpc
, "Invalid path %s", newpath
);
4206 free_nfs_link_data(link_data
);
4211 link_data
->newobject
= ptr
;
4214 if (nfs_lookuppath_async(nfs
, link_data
->oldpath
, cb
, private_data
, nfs_link_continue_1_internal
, link_data
, free_nfs_link_data
, 0) != 0) {
4215 rpc_set_error(nfs
->rpc
, "Out of memory: failed to start parsing the path components");
4223 //qqq replace later with lseek()
4224 uint64_t nfs_get_current_offset(struct nfsfh
*nfsfh
)
4226 return nfsfh
->offset
;
4232 * Get the maximum supported READ3 size by the server
4234 uint64_t nfs_get_readmax(struct nfs_context
*nfs
)
4236 return nfs
->readmax
;
4240 * Get the maximum supported WRITE3 size by the server
4242 uint64_t nfs_get_writemax(struct nfs_context
*nfs
)
4244 return nfs
->writemax
;
4247 void nfs_set_tcp_syncnt(struct nfs_context
*nfs
, int v
) {
4248 rpc_set_tcp_syncnt(nfs
->rpc
, v
);
4251 void nfs_set_uid(struct nfs_context
*nfs
, int uid
) {
4252 rpc_set_uid(nfs
->rpc
, uid
);
4255 void nfs_set_gid(struct nfs_context
*nfs
, int gid
) {
4256 rpc_set_gid(nfs
->rpc
, gid
);
4259 void nfs_set_error(struct nfs_context
*nfs
, char *error_string
, ...)
4264 va_start(ap
, error_string
);
4266 vsnprintf(str
, 1024, error_string
, ap
);
4267 if (nfs
->rpc
->error_string
!= NULL
) {
4268 free(nfs
->rpc
->error_string
);
4270 nfs
->rpc
->error_string
= str
;
4276 struct mount_cb_data
{
4282 static void free_mount_cb_data(struct mount_cb_data
*data
)
4284 if (data
->server
!= NULL
) {
4286 data
->server
= NULL
;
4292 static void mount_export_5_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4294 struct mount_cb_data
*data
= private_data
;
4296 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4298 if (status
== RPC_STATUS_ERROR
) {
4299 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4300 free_mount_cb_data(data
);
4303 if (status
== RPC_STATUS_CANCEL
) {
4304 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4305 free_mount_cb_data(data
);
4309 data
->cb(rpc
, 0, command_data
, data
->private_data
);
4310 if (rpc_disconnect(rpc
, "normal disconnect") != 0) {
4311 rpc_set_error(rpc
, "Failed to disconnect\n");
4313 free_mount_cb_data(data
);
4316 static void mount_export_4_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4318 struct mount_cb_data
*data
= private_data
;
4320 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4322 /* Dont want any more callbacks even if the socket is closed */
4323 rpc
->connect_cb
= NULL
;
4325 if (status
== RPC_STATUS_ERROR
) {
4326 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4327 free_mount_cb_data(data
);
4330 if (status
== RPC_STATUS_CANCEL
) {
4331 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4332 free_mount_cb_data(data
);
4336 if (rpc_mount3_export_async(rpc
, mount_export_5_cb
, data
) != 0) {
4337 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4338 free_mount_cb_data(data
);
4343 static void mount_export_3_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4345 struct mount_cb_data
*data
= private_data
;
4346 uint32_t mount_port
;
4348 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4350 if (status
== RPC_STATUS_ERROR
) {
4351 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4352 free_mount_cb_data(data
);
4355 if (status
== RPC_STATUS_CANCEL
) {
4356 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4357 free_mount_cb_data(data
);
4361 mount_port
= *(uint32_t *)command_data
;
4362 if (mount_port
== 0) {
4363 rpc_set_error(rpc
, "RPC error. Mount program is not available");
4364 data
->cb(rpc
, -ENOENT
, command_data
, data
->private_data
);
4365 free_mount_cb_data(data
);
4369 rpc_disconnect(rpc
, "normal disconnect");
4370 if (rpc_connect_async(rpc
, data
->server
, mount_port
, mount_export_4_cb
, data
) != 0) {
4371 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4372 free_mount_cb_data(data
);
4377 static void mount_export_2_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4379 struct mount_cb_data
*data
= private_data
;
4381 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4383 if (status
== RPC_STATUS_ERROR
) {
4384 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4385 free_mount_cb_data(data
);
4388 if (status
== RPC_STATUS_CANCEL
) {
4389 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4390 free_mount_cb_data(data
);
4394 if (rpc_pmap_getport_async(rpc
, MOUNT_PROGRAM
, MOUNT_V3
, IPPROTO_TCP
, mount_export_3_cb
, private_data
) != 0) {
4395 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4396 free_mount_cb_data(data
);
4401 static void mount_export_1_cb(struct rpc_context
*rpc
, int status
, void *command_data
, void *private_data
)
4403 struct mount_cb_data
*data
= private_data
;
4405 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4407 /* Dont want any more callbacks even if the socket is closed */
4408 rpc
->connect_cb
= NULL
;
4410 if (status
== RPC_STATUS_ERROR
) {
4411 data
->cb(rpc
, -EFAULT
, command_data
, data
->private_data
);
4412 free_mount_cb_data(data
);
4415 if (status
== RPC_STATUS_CANCEL
) {
4416 data
->cb(rpc
, -EINTR
, "Command was cancelled", data
->private_data
);
4417 free_mount_cb_data(data
);
4421 if (rpc_pmap_null_async(rpc
, mount_export_2_cb
, data
) != 0) {
4422 data
->cb(rpc
, -ENOMEM
, command_data
, data
->private_data
);
4423 free_mount_cb_data(data
);
4428 int mount_getexports_async(struct rpc_context
*rpc
, const char *server
, rpc_cb cb
, void *private_data
)
4430 struct mount_cb_data
*data
;
4432 assert(rpc
->magic
== RPC_CONTEXT_MAGIC
);
4434 data
= malloc(sizeof(struct mount_cb_data
));
4438 memset(data
, 0, sizeof(struct mount_cb_data
));
4440 data
->private_data
= private_data
;
4441 data
->server
= strdup(server
);
4442 if (data
->server
== NULL
) {
4443 free_mount_cb_data(data
);
4446 if (rpc_connect_async(rpc
, data
->server
, 111, mount_export_1_cb
, data
) != 0) {
4447 free_mount_cb_data(data
);
4454 struct rpc_context
*nfs_get_rpc_context(struct nfs_context
*nfs
)
4456 assert(nfs
->rpc
->magic
== RPC_CONTEXT_MAGIC
);
4460 const char *nfs_get_server(struct nfs_context
*nfs
) {
4464 const char *nfs_get_export(struct nfs_context
*nfs
) {
4468 const struct nfs_fh3
*nfs_get_rootfh(struct nfs_context
*nfs
) {
4469 return &nfs
->rootfh
;
4472 struct nfs_fh3
*nfs_get_fh(struct nfsfh
*nfsfh
) {